Merge "debuggerd: add an opt-out for OEMs that would rather collect core dumps."
diff --git a/CleanSpec.mk b/CleanSpec.mk
index c84bd24..0a534a2 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -90,3 +90,4 @@
$(call add-clean-step, rm -rf $(PRODUCT_OUT)/debug_ramdisk/product_services)
$(call add-clean-step, find $(PRODUCT_OUT) -type l -name "charger" -print0 | xargs -0 rm -f)
$(call add-clean-step, rm -f $(PRODUCT_OUT)/system/bin/adbd)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/etc/init/snapshotctl.rc)
diff --git a/TEST_MAPPING b/TEST_MAPPING
index 0ec505d..e3a8675 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -7,6 +7,12 @@
"name": "adb_crypto_test"
},
{
+ "name": "adb_pairing_auth_test"
+ },
+ {
+ "name": "adb_pairing_connection_test"
+ },
+ {
"name": "adb_tls_connection_test"
},
{
diff --git a/adb/Android.bp b/adb/Android.bp
index 1004483..a26017f 100644
--- a/adb/Android.bp
+++ b/adb/Android.bp
@@ -114,66 +114,6 @@
},
}
-// libadbconnection
-// =========================================================
-// libadbconnection_client/server implement the socket handling for jdwp
-// forwarding and the track-jdwp service.
-cc_library {
- name: "libadbconnection_server",
- srcs: ["adbconnection/adbconnection_server.cpp"],
-
- export_include_dirs: ["adbconnection/include"],
-
- stl: "libc++_static",
- shared_libs: ["liblog"],
- static_libs: ["libbase"],
-
- defaults: ["adbd_defaults", "host_adbd_supported"],
-
- // Avoid getting duplicate symbol of android::build::getbuildnumber().
- use_version_lib: false,
-
- recovery_available: true,
- compile_multilib: "both",
-}
-
-cc_library {
- name: "libadbconnection_client",
- srcs: ["adbconnection/adbconnection_client.cpp"],
-
- export_include_dirs: ["adbconnection/include"],
-
- stl: "libc++_static",
- shared_libs: ["liblog"],
- static_libs: ["libbase"],
-
- defaults: ["adbd_defaults"],
- visibility: [
- "//art:__subpackages__",
- "//system/core/adb/apex:__subpackages__",
- ],
- apex_available: [
- "com.android.adbd",
- "test_com.android.adbd",
- ],
-
- // libadbconnection_client doesn't need an embedded build number.
- use_version_lib: false,
-
- target: {
- linux: {
- version_script: "adbconnection/libadbconnection_client.map.txt",
- },
- },
- stubs: {
- symbol_file: "adbconnection/libadbconnection_client.map.txt",
- versions: ["1"],
- },
-
- host_supported: true,
- compile_multilib: "both",
-}
-
// libadb
// =========================================================
// These files are compiled for both the host and the device.
@@ -435,7 +375,8 @@
srcs: libadb_srcs + libadb_linux_srcs + libadb_posix_srcs + [
"daemon/auth.cpp",
"daemon/jdwp_service.cpp",
- "daemon/adb_wifi.cpp",
+ "daemon/logging.cpp",
+ "daemon/adb_wifi.cpp",
],
local_include_dirs: [
@@ -459,7 +400,6 @@
"libbase",
"libcrypto",
"libcrypto_utils",
- "libcutils",
"liblog",
],
@@ -479,11 +419,17 @@
srcs: [
"daemon/usb_dummy.cpp",
]
+ },
+ recovery: {
+ exclude_shared_libs: [
+ "libadb_pairing_auth",
+ "libadb_pairing_connection",
+ ],
}
},
}
-cc_library {
+cc_library_static {
name: "libadbd_services",
defaults: ["adbd_defaults", "host_adbd_supported"],
recovery_available: true,
@@ -513,11 +459,11 @@
"libadb_protos",
"libadb_tls_connection",
"libadbd_auth",
+ "libadbd_fs",
"libasyncio",
"libbase",
"libcrypto",
"libcrypto_utils",
- "libcutils",
"liblog",
],
@@ -538,6 +484,10 @@
exclude_srcs: [
"daemon/abb_service.cpp",
],
+ exclude_shared_libs: [
+ "libadb_pairing_auth",
+ "libadb_pairing_connection",
+ ],
},
},
}
@@ -564,13 +514,29 @@
"libadb_pairing_connection",
"libadb_tls_connection",
"libadbd_auth",
- "libadbd_services",
+ "libadbd_fs",
"libasyncio",
"libbase",
"libcrypto",
"libcrypto_utils",
- "libcutils",
"liblog",
+ "libselinux",
+ ],
+
+ target: {
+ recovery: {
+ exclude_shared_libs: [
+ "libadb_pairing_auth",
+ "libadb_pairing_connection",
+ ],
+ }
+ },
+
+ static_libs: [
+ "libadbd_services",
+ "libcutils_sockets",
+ "libdiagnose_usb",
+ "libmdnssd",
],
export_include_dirs: [
@@ -598,6 +564,8 @@
},
static_libs: [
+ "libadb_crypto",
+ "libadb_tls_connection",
"libadbconnection_server",
"libadbd",
"libadbd_services",
@@ -605,7 +573,7 @@
"libbase",
"libcap",
"libcrypto_utils",
- "libcutils",
+ "libcutils_sockets",
"libdiagnose_usb",
"liblog",
"libmdnssd",
@@ -615,15 +583,26 @@
],
shared_libs: [
- "libadb_crypto",
"libadb_pairing_connection",
"libadb_protos",
- "libadb_tls_connection",
"libadbd_auth",
+ "libadbd_fs",
"libcrypto",
],
- required: ["libadbd_auth"],
+ target: {
+ recovery: {
+ exclude_shared_libs: [
+ "libadb_pairing_auth",
+ "libadb_pairing_connection",
+ ],
+ }
+ },
+
+ required: [
+ "libadbd_auth",
+ "libadbd_fs",
+ ],
}
phony {
@@ -699,9 +678,9 @@
"libadb_pairing_connection_static",
"libadb_tls_connection_static",
"libbase",
- "libcutils",
"libcrypto_utils",
"libcrypto_static",
+ "libcutils_sockets",
"libdiagnose_usb",
"liblog",
"libusb",
diff --git a/adb/adb.cpp b/adb/adb.cpp
index 554a754..98db191 100644
--- a/adb/adb.cpp
+++ b/adb/adb.cpp
@@ -34,6 +34,7 @@
#include <condition_variable>
#include <mutex>
#include <string>
+#include <string_view>
#include <thread>
#include <vector>
@@ -61,6 +62,8 @@
#include <sys/mount.h>
#include <android-base/properties.h>
using namespace std::chrono_literals;
+
+#include "daemon/logging.h"
#endif
std::string adb_version() {
@@ -312,6 +315,9 @@
#if ADB_HOST
handle_online(t);
#else
+ ADB_LOG(Connection) << "received CNXN: version=" << p->msg.arg0 << ", maxdata = " << p->msg.arg1
+ << ", banner = '" << banner << "'";
+
if (t->use_tls) {
// We still handshake in TLS mode. If auth_required is disabled,
// we'll just not verify the client's certificate. This should be the
diff --git a/adb/adb_trace.h b/adb/adb_trace.h
index ed4be88..3421a02 100644
--- a/adb/adb_trace.h
+++ b/adb/adb_trace.h
@@ -59,11 +59,4 @@
void adb_trace_init(char**);
void adb_trace_enable(AdbTrace trace_tag);
-// Include <atomic> before stdatomic.h (introduced in cutils/trace.h) to avoid compile error.
-#include <atomic>
-
-#define ATRACE_TAG ATRACE_TAG_ADB
-#include <cutils/trace.h>
-#include <utils/Trace.h>
-
#endif /* __ADB_TRACE_H */
diff --git a/adb/apex/Android.bp b/adb/apex/Android.bp
index 0189455..4346f67 100644
--- a/adb/apex/Android.bp
+++ b/adb/apex/Android.bp
@@ -1,5 +1,6 @@
apex_defaults {
name: "com.android.adbd-defaults",
+ updatable: true,
binaries: ["adbd"],
compile_multilib: "both",
diff --git a/adb/client/adb_install.cpp b/adb/client/adb_install.cpp
index 982a96b..21b8f49 100644
--- a/adb/client/adb_install.cpp
+++ b/adb/client/adb_install.cpp
@@ -17,6 +17,7 @@
#include "adb_install.h"
#include <fcntl.h>
+#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
diff --git a/adb/client/incremental_server.cpp b/adb/client/incremental_server.cpp
index 726533d..2512d05 100644
--- a/adb/client/incremental_server.cpp
+++ b/adb/client/incremental_server.cpp
@@ -27,6 +27,7 @@
#include <android-base/endian.h>
#include <android-base/strings.h>
+#include <inttypes.h>
#include <lz4.h>
#include <stdio.h>
#include <stdlib.h>
@@ -258,7 +259,7 @@
if (r == -1) {
fprintf(stderr, "Failed to read from fd %d: %d. Exit\n", adb_fd_.get(), errno);
- return true;
+ return false;
}
// socket is closed
diff --git a/adb/client/transport_mdns.cpp b/adb/client/transport_mdns.cpp
index ff1f7b4..22b9b18 100644
--- a/adb/client/transport_mdns.cpp
+++ b/adb/client/transport_mdns.cpp
@@ -409,9 +409,9 @@
}
std::string sName(serviceName);
- std::remove_if(services->begin(), services->end(), [&sName](ResolvedService* service) {
- return (sName == service->serviceName());
- });
+ services->erase(std::remove_if(
+ services->begin(), services->end(),
+ [&sName](ResolvedService* service) { return (sName == service->serviceName()); }));
}
// Returns the version the device wanted to advertise,
diff --git a/adb/crypto/Android.bp b/adb/crypto/Android.bp
index b7f75ed..ce1de4a 100644
--- a/adb/crypto/Android.bp
+++ b/adb/crypto/Android.bp
@@ -45,8 +45,6 @@
host_supported: true,
recovery_available: true,
- stl: "libc++_static",
-
shared_libs: [
"libadb_protos",
"libbase",
diff --git a/adb/daemon/file_sync_service.cpp b/adb/daemon/file_sync_service.cpp
index d6af708..edf5683 100644
--- a/adb/daemon/file_sync_service.cpp
+++ b/adb/daemon/file_sync_service.cpp
@@ -40,10 +40,13 @@
#include <android-base/stringprintf.h>
#include <android-base/strings.h>
-#include <private/android_filesystem_config.h>
+#include <adbd_fs.h>
+
+// Needed for __android_log_security_bswrite.
#include <private/android_logger.h>
#if defined(__ANDROID__)
+#include <linux/capability.h>
#include <selinux/android.h>
#include <sys/xattr.h>
#endif
@@ -98,7 +101,7 @@
for (const auto& path_component : path_components) {
uid_t uid = -1;
gid_t gid = -1;
- unsigned int mode = 0775;
+ mode_t mode = 0775;
uint64_t capabilities = 0;
if (path_component.empty()) {
@@ -111,7 +114,7 @@
partial_path += path_component;
if (should_use_fs_config(partial_path)) {
- fs_config(partial_path.c_str(), 1, nullptr, &uid, &gid, &mode, &capabilities);
+ adbd_fs_config(partial_path.c_str(), 1, nullptr, &uid, &gid, &mode, &capabilities);
}
if (adb_mkdir(partial_path.c_str(), mode) == -1) {
if (errno != EEXIST) {
@@ -468,9 +471,7 @@
gid_t gid = -1;
uint64_t capabilities = 0;
if (should_use_fs_config(path)) {
- unsigned int broken_api_hack = mode;
- fs_config(path.c_str(), 0, nullptr, &uid, &gid, &broken_api_hack, &capabilities);
- mode = broken_api_hack;
+ adbd_fs_config(path.c_str(), 0, nullptr, &uid, &gid, &mode, &capabilities);
}
result = handle_send_file(s, path.c_str(), ×tamp, uid, gid, capabilities, mode, buffer,
@@ -550,7 +551,6 @@
static bool handle_sync_command(int fd, std::vector<char>& buffer) {
D("sync: waiting for request");
- ATRACE_CALL();
SyncRequest request;
if (!ReadFdExactly(fd, &request, sizeof(request))) {
SendSyncFail(fd, "command read failure");
@@ -569,8 +569,6 @@
name[path_length] = 0;
std::string id_name = sync_id_to_name(request.id);
- std::string trace_name = StringPrintf("%s(%s)", id_name.c_str(), name);
- ATRACE_NAME(trace_name.c_str());
D("sync: %s('%s')", id_name.c_str(), name);
switch (request.id) {
diff --git a/adb/daemon/logging.cpp b/adb/daemon/logging.cpp
new file mode 100644
index 0000000..203c6c7
--- /dev/null
+++ b/adb/daemon/logging.cpp
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "daemon/logging.h"
+
+#include <mutex>
+#include <optional>
+#include <string_view>
+
+#include <android-base/no_destructor.h>
+#include <android-base/properties.h>
+#include <android-base/strings.h>
+#include <android-base/thread_annotations.h>
+
+#if defined(__ANDROID__)
+struct LogStatus {
+ bool enabled[static_cast<size_t>(adb::LogType::COUNT)];
+
+ bool& operator[](adb::LogType type) { return enabled[static_cast<size_t>(type)]; }
+};
+
+using android::base::CachedProperty;
+using android::base::NoDestructor;
+
+static NoDestructor<std::mutex> log_mutex;
+static NoDestructor<CachedProperty> log_property GUARDED_BY(log_mutex)("debug.adbd.logging");
+static std::optional<LogStatus> cached_log_status GUARDED_BY(log_mutex);
+
+static NoDestructor<CachedProperty> persist_log_property
+ GUARDED_BY(log_mutex)("persist.debug.adbd.logging");
+static std::optional<LogStatus> cached_persist_log_status GUARDED_BY(log_mutex);
+
+static LogStatus ParseLogStatus(std::string_view str) {
+ LogStatus result = {};
+ for (const auto& part : android::base::Split(std::string(str), ",")) {
+ if (part == "cnxn") {
+ result[adb::LogType::Connection] = true;
+ } else if (part == "service") {
+ result[adb::LogType::Service] = true;
+ } else if (part == "shell") {
+ result[adb::LogType::Shell] = true;
+ } else if (part == "all") {
+ result[adb::LogType::Connection] = true;
+ result[adb::LogType::Service] = true;
+ result[adb::LogType::Shell] = true;
+ }
+ }
+ return result;
+}
+
+static LogStatus GetLogStatus(android::base::CachedProperty* property,
+ std::optional<LogStatus>* cached_status) REQUIRES(log_mutex) {
+ bool changed;
+ const char* value = property->Get(&changed);
+ if (changed || !*cached_status) {
+ **cached_status = ParseLogStatus(value);
+ }
+ return **cached_status;
+}
+
+namespace adb {
+bool is_logging_enabled(LogType type) {
+ std::lock_guard<std::mutex> lock(*log_mutex);
+ return GetLogStatus(log_property.get(), &cached_log_status)[type] ||
+ GetLogStatus(persist_log_property.get(), &cached_persist_log_status)[type];
+}
+} // namespace adb
+
+#else
+
+namespace adb {
+bool is_logging_enabled(LogType type) {
+ return false;
+}
+} // namespace adb
+#endif
diff --git a/adb/daemon/logging.h b/adb/daemon/logging.h
new file mode 100644
index 0000000..3e28bef
--- /dev/null
+++ b/adb/daemon/logging.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <android-base/logging.h>
+
+namespace adb {
+enum class LogType {
+ Connection,
+ Service,
+ Shell,
+ COUNT,
+};
+
+bool is_logging_enabled(LogType type);
+
+#define ADB_LOG(type) ::adb::is_logging_enabled(::adb::LogType::type) && LOG(INFO)
+
+} // namespace adb
diff --git a/adb/daemon/services.cpp b/adb/daemon/services.cpp
index 4ec90d2..6bbf66e 100644
--- a/adb/daemon/services.cpp
+++ b/adb/daemon/services.cpp
@@ -54,10 +54,10 @@
#include "daemon/file_sync_service.h"
#include "daemon/framebuffer_service.h"
+#include "daemon/logging.h"
#include "daemon/restart_service.h"
#include "daemon/shell_service.h"
-
void reconnect_service(unique_fd fd, atransport* t) {
WriteFdExactly(fd.get(), "done");
kick_transport(t);
@@ -259,6 +259,8 @@
}
unique_fd daemon_service_to_fd(std::string_view name, atransport* transport) {
+ ADB_LOG(Service) << "transport " << transport->serial_name() << " opening service " << name;
+
#if defined(__ANDROID__) && !defined(__ANDROID_RECOVERY__)
if (name.starts_with("abb:") || name.starts_with("abb_exec:")) {
return execute_abb_command(name);
diff --git a/adb/daemon/shell_service.cpp b/adb/daemon/shell_service.cpp
index f62032d..fbfae1e 100644
--- a/adb/daemon/shell_service.cpp
+++ b/adb/daemon/shell_service.cpp
@@ -107,6 +107,7 @@
#include "adb_trace.h"
#include "adb_unique_fd.h"
#include "adb_utils.h"
+#include "daemon/logging.h"
#include "security_log_tags.h"
#include "shell_protocol.h"
@@ -760,14 +761,14 @@
D("post waitpid (pid=%d) status=%04x", pid_, status);
if (WIFSIGNALED(status)) {
exit_code = 0x80 | WTERMSIG(status);
- D("subprocess killed by signal %d", WTERMSIG(status));
+ ADB_LOG(Shell) << "subprocess " << pid_ << " killed by signal " << WTERMSIG(status);
break;
} else if (!WIFEXITED(status)) {
D("subprocess didn't exit");
break;
} else if (WEXITSTATUS(status) >= 0) {
exit_code = WEXITSTATUS(status);
- D("subprocess exit code = %d", WEXITSTATUS(status));
+ ADB_LOG(Shell) << "subprocess " << pid_ << " exited with status " << exit_code;
break;
}
}
diff --git a/adb/daemon/usb.cpp b/adb/daemon/usb.cpp
index c7f8895..87937fb 100644
--- a/adb/daemon/usb.cpp
+++ b/adb/daemon/usb.cpp
@@ -19,6 +19,7 @@
#include "sysdeps.h"
#include <errno.h>
+#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -281,6 +282,7 @@
monitor_thread_ = std::thread([this]() {
adb_thread_setname("UsbFfs-monitor");
+ LOG(INFO) << "UsbFfs-monitor thread spawned";
bool bound = false;
bool enabled = false;
@@ -426,6 +428,8 @@
worker_started_ = true;
worker_thread_ = std::thread([this]() {
adb_thread_setname("UsbFfs-worker");
+ LOG(INFO) << "UsbFfs-worker thread spawned";
+
for (size_t i = 0; i < kUsbReadQueueDepth; ++i) {
read_requests_[i] = CreateReadBlock(next_read_id_++);
if (!SubmitRead(&read_requests_[i])) {
@@ -524,14 +528,16 @@
}
if (id.direction == TransferDirection::READ) {
- HandleRead(id, event.res);
+ if (!HandleRead(id, event.res)) {
+ return;
+ }
} else {
HandleWrite(id);
}
}
}
- void HandleRead(TransferId id, int64_t size) {
+ bool HandleRead(TransferId id, int64_t size) {
uint64_t read_idx = id.id % kUsbReadQueueDepth;
IoReadBlock* block = &read_requests_[read_idx];
block->pending = false;
@@ -541,7 +547,7 @@
if (block->id().id != needed_read_id_) {
LOG(VERBOSE) << "read " << block->id().id << " completed while waiting for "
<< needed_read_id_;
- return;
+ return true;
}
for (uint64_t id = needed_read_id_;; ++id) {
@@ -550,15 +556,22 @@
if (current_block->pending) {
break;
}
- ProcessRead(current_block);
+ if (!ProcessRead(current_block)) {
+ return false;
+ }
++needed_read_id_;
}
+
+ return true;
}
- void ProcessRead(IoReadBlock* block) {
+ bool ProcessRead(IoReadBlock* block) {
if (!block->payload.empty()) {
if (!incoming_header_.has_value()) {
- CHECK_EQ(sizeof(amessage), block->payload.size());
+ if (block->payload.size() != sizeof(amessage)) {
+ HandleError("received packet of unexpected length while reading header");
+ return false;
+ }
amessage& msg = incoming_header_.emplace();
memcpy(&msg, block->payload.data(), sizeof(msg));
LOG(DEBUG) << "USB read:" << dump_header(&msg);
@@ -566,7 +579,10 @@
} else {
size_t bytes_left = incoming_header_->data_length - incoming_payload_.size();
Block payload = std::move(block->payload);
- CHECK_LE(payload.size(), bytes_left);
+ if (block->payload.size() > bytes_left) {
+ HandleError("received too many bytes while waiting for payload");
+ return false;
+ }
incoming_payload_.append(std::move(payload));
}
@@ -589,6 +605,7 @@
PrepareReadBlock(block, block->id().id + kUsbReadQueueDepth);
SubmitRead(block);
+ return true;
}
bool SubmitRead(IoReadBlock* block) {
diff --git a/adb/daemon/usb_ffs.cpp b/adb/daemon/usb_ffs.cpp
index b19fa5d..cb7e2fb 100644
--- a/adb/daemon/usb_ffs.cpp
+++ b/adb/daemon/usb_ffs.cpp
@@ -299,6 +299,7 @@
}
// Signal only when writing the descriptors to ffs
android::base::SetProperty("sys.usb.ffs.ready", "1");
+ *out_control = std::move(control);
}
bulk_out.reset(adb_open(USB_FFS_ADB_OUT, O_RDONLY));
@@ -313,7 +314,6 @@
return false;
}
- *out_control = std::move(control);
*out_bulk_in = std::move(bulk_in);
*out_bulk_out = std::move(bulk_out);
return true;
diff --git a/adb/fastdeploy/deploypatchgenerator/apk_archive.cpp b/adb/fastdeploy/deploypatchgenerator/apk_archive.cpp
index 932d579..9da256e 100644
--- a/adb/fastdeploy/deploypatchgenerator/apk_archive.cpp
+++ b/adb/fastdeploy/deploypatchgenerator/apk_archive.cpp
@@ -18,6 +18,8 @@
#include "apk_archive.h"
+#include <inttypes.h>
+
#include "adb_trace.h"
#include "sysdeps.h"
diff --git a/adb/adbconnection/.clang-format b/adb/libs/.clang-format
similarity index 100%
copy from adb/adbconnection/.clang-format
copy to adb/libs/.clang-format
diff --git a/adb/adbconnection/.clang-format b/adb/libs/adbconnection/.clang-format
similarity index 100%
rename from adb/adbconnection/.clang-format
rename to adb/libs/adbconnection/.clang-format
diff --git a/adb/libs/adbconnection/Android.bp b/adb/libs/adbconnection/Android.bp
new file mode 100644
index 0000000..f6b0a42
--- /dev/null
+++ b/adb/libs/adbconnection/Android.bp
@@ -0,0 +1,59 @@
+// libadbconnection
+// =========================================================
+// libadbconnection_client/server implement the socket handling for jdwp
+// forwarding and the track-jdwp service.
+cc_library {
+ name: "libadbconnection_server",
+ srcs: ["adbconnection_server.cpp"],
+
+ export_include_dirs: ["include"],
+
+ stl: "libc++_static",
+ shared_libs: ["liblog"],
+ static_libs: ["libbase"],
+
+ defaults: ["adbd_defaults", "host_adbd_supported"],
+
+ // Avoid getting duplicate symbol of android::build::GetBuildNumber().
+ use_version_lib: false,
+
+ recovery_available: true,
+ compile_multilib: "both",
+}
+
+cc_library {
+ name: "libadbconnection_client",
+ srcs: ["adbconnection_client.cpp"],
+
+ export_include_dirs: ["include"],
+
+ stl: "libc++_static",
+ shared_libs: ["liblog"],
+ static_libs: ["libbase"],
+
+ defaults: ["adbd_defaults"],
+ visibility: [
+ "//art:__subpackages__",
+ "//system/core/adb/apex:__subpackages__",
+ ],
+ apex_available: [
+ "com.android.adbd",
+ "test_com.android.adbd",
+ ],
+
+ // libadbconnection_client doesn't need an embedded build number.
+ use_version_lib: false,
+
+ target: {
+ linux: {
+ version_script: "libadbconnection_client.map.txt",
+ },
+ },
+ stubs: {
+ symbol_file: "libadbconnection_client.map.txt",
+ versions: ["1"],
+ },
+
+ host_supported: true,
+ compile_multilib: "both",
+}
diff --git a/adb/adbconnection/adbconnection_client.cpp b/adb/libs/adbconnection/adbconnection_client.cpp
similarity index 100%
rename from adb/adbconnection/adbconnection_client.cpp
rename to adb/libs/adbconnection/adbconnection_client.cpp
diff --git a/adb/adbconnection/adbconnection_server.cpp b/adb/libs/adbconnection/adbconnection_server.cpp
similarity index 100%
rename from adb/adbconnection/adbconnection_server.cpp
rename to adb/libs/adbconnection/adbconnection_server.cpp
diff --git a/adb/adbconnection/include/adbconnection/client.h b/adb/libs/adbconnection/include/adbconnection/client.h
similarity index 100%
rename from adb/adbconnection/include/adbconnection/client.h
rename to adb/libs/adbconnection/include/adbconnection/client.h
diff --git a/adb/adbconnection/include/adbconnection/server.h b/adb/libs/adbconnection/include/adbconnection/server.h
similarity index 100%
rename from adb/adbconnection/include/adbconnection/server.h
rename to adb/libs/adbconnection/include/adbconnection/server.h
diff --git a/adb/adbconnection/libadbconnection_client.map.txt b/adb/libs/adbconnection/libadbconnection_client.map.txt
similarity index 100%
rename from adb/adbconnection/libadbconnection_client.map.txt
rename to adb/libs/adbconnection/libadbconnection_client.map.txt
diff --git a/adb/libs/libadbd_fs/Android.bp b/adb/libs/libadbd_fs/Android.bp
new file mode 100644
index 0000000..d178148
--- /dev/null
+++ b/adb/libs/libadbd_fs/Android.bp
@@ -0,0 +1,30 @@
+// libadbd_fs
+// =========================================================
+cc_library {
+ name: "libadbd_fs",
+ defaults: ["adbd_defaults"],
+
+ srcs: ["adbd_fs.cpp"],
+ static_libs: [
+ "libbase",
+ "libcutils",
+ "liblog",
+ ],
+ export_include_dirs: ["include"],
+
+ version_script: "libadbd_fs.map.txt",
+ stubs: {
+ versions: ["1"],
+ symbol_file: "libadbd_fs.map.txt",
+ },
+
+ host_supported: true,
+ recovery_available: true,
+ compile_multilib: "both",
+
+ target: {
+ darwin: {
+ enabled: false,
+ }
+ },
+}
diff --git a/adb/libs/libadbd_fs/adbd_fs.cpp b/adb/libs/libadbd_fs/adbd_fs.cpp
new file mode 100644
index 0000000..8e62d40
--- /dev/null
+++ b/adb/libs/libadbd_fs/adbd_fs.cpp
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <adbd_fs.h>
+
+#include <private/fs_config.h>
+
+void adbd_fs_config(const char* path, int dir, const char* target_out_path, uid_t* uid, gid_t* gid,
+ mode_t* mode, uint64_t* capabilities) {
+ unsigned uid_hack;
+ unsigned gid_hack;
+ unsigned mode_hack;
+ fs_config(path, dir, target_out_path, &uid_hack, &gid_hack, &mode_hack, capabilities);
+ *uid = uid_hack;
+ *gid = gid_hack;
+ *mode = mode_hack;
+}
diff --git a/adb/libs/libadbd_fs/include/adbd_fs.h b/adb/libs/libadbd_fs/include/adbd_fs.h
new file mode 100644
index 0000000..6158d72
--- /dev/null
+++ b/adb/libs/libadbd_fs/include/adbd_fs.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <sys/types.h>
+
+extern "C" {
+// Thin wrapper around libcutils fs_config.
+void adbd_fs_config(const char* path, int dir, const char* target_out_path, uid_t* uid, gid_t* gid,
+ mode_t* mode, uint64_t* capabilities);
+}
diff --git a/adb/libs/libadbd_fs/libadbd_fs.map.txt b/adb/libs/libadbd_fs/libadbd_fs.map.txt
new file mode 100644
index 0000000..1454e96
--- /dev/null
+++ b/adb/libs/libadbd_fs/libadbd_fs.map.txt
@@ -0,0 +1,6 @@
+LIBADBD_FS {
+ global:
+ adbd_fs_config; # apex
+ local:
+ *;
+};
diff --git a/adb/pairing_auth/Android.bp b/adb/pairing_auth/Android.bp
index 0850047..a43f4d0 100644
--- a/adb/pairing_auth/Android.bp
+++ b/adb/pairing_auth/Android.bp
@@ -47,7 +47,7 @@
use_version_lib: false,
host_supported: true,
- recovery_available: true,
+ recovery_available: false,
stl: "libc++_static",
diff --git a/adb/pairing_connection/Android.bp b/adb/pairing_connection/Android.bp
index c053854..bcde7b1 100644
--- a/adb/pairing_connection/Android.bp
+++ b/adb/pairing_connection/Android.bp
@@ -52,7 +52,7 @@
stl: "libc++_static",
host_supported: true,
- recovery_available: true,
+ recovery_available: false,
static_libs: [
"libbase",
@@ -131,7 +131,7 @@
],
host_supported: true,
- recovery_available: true,
+ recovery_available: false,
stl: "libc++_static",
diff --git a/adb/pairing_connection/tests/pairing_connection_test.cpp b/adb/pairing_connection/tests/pairing_connection_test.cpp
index b6e09f1..86b66aa 100644
--- a/adb/pairing_connection/tests/pairing_connection_test.cpp
+++ b/adb/pairing_connection/tests/pairing_connection_test.cpp
@@ -440,7 +440,7 @@
EXPECT_FALSE(*(server_waiter.is_valid_));
}
-TEST_F(AdbPairingConnectionTest, MultipleClientsOnePass) {
+TEST_F(AdbPairingConnectionTest, DISABLED_MultipleClientsOnePass) {
// Send multiple clients with bad passwords, but send the last one with the
// correct password.
std::vector<uint8_t> pswd{0x01, 0x03, 0x05, 0x07};
diff --git a/adb/sysdeps/errno.cpp b/adb/sysdeps/errno.cpp
index 9a37ea2..e6af68b 100644
--- a/adb/sysdeps/errno.cpp
+++ b/adb/sysdeps/errno.cpp
@@ -24,7 +24,7 @@
#include "adb.h"
-// Use the linux asm-generic values for errno (which are used on all android archs but mips).
+// Use the linux asm-generic values for errno (which are used on all android architectures).
#define ERRNO_VALUES() \
ERRNO_VALUE(EACCES, 13); \
ERRNO_VALUE(EEXIST, 17); \
@@ -48,7 +48,7 @@
ERRNO_VALUE(ETXTBSY, 26)
// Make sure these values are actually correct.
-#if defined(__linux__) && !defined(__mips__)
+#if defined(__linux__)
#define ERRNO_VALUE(error_name, wire_value) static_assert((error_name) == (wire_value), "")
ERRNO_VALUES();
#undef ERRNO_VALUE
diff --git a/adb/test_adb.py b/adb/test_adb.py
index 3d6de26..c872fb0 100755
--- a/adb/test_adb.py
+++ b/adb/test_adb.py
@@ -33,6 +33,11 @@
import unittest
import warnings
+def find_open_port():
+ # Find an open port.
+ with socket.socket() as s:
+ s.bind(("localhost", 0))
+ return s.getsockname()[1]
@contextlib.contextmanager
def fake_adbd(protocol=socket.AF_INET, port=0):
@@ -126,10 +131,7 @@
This creates an ADB server and returns the port it's listening on.
"""
- port = 5038
- # Kill any existing server on this non-default port.
- subprocess.check_output(["adb", "-P", str(port), "kill-server"],
- stderr=subprocess.STDOUT)
+ port = find_open_port()
read_pipe, write_pipe = os.pipe()
if sys.platform == "win32":
@@ -224,10 +226,7 @@
# adb server, this also tests whether multiple instances of the adb
# server conflict on adb.log.
- port = 5038
- # Kill any existing server on this non-default port.
- subprocess.check_output(["adb", "-P", str(port), "kill-server"],
- stderr=subprocess.STDOUT)
+ port = find_open_port()
try:
# We get warnings for unclosed files for the subprocess's pipes,
@@ -289,12 +288,8 @@
"""
Tests that the server can start up on ::1 and that it's accessible
"""
- server_port = 5037
- # Kill any existing server on this non-default port.
- subprocess.check_output(
- ["adb", "-P", str(server_port), "kill-server"],
- stderr=subprocess.STDOUT,
- )
+
+ server_port = find_open_port()
try:
subprocess.check_output(
["adb", "-L", "tcp:[::1]:{}".format(server_port), "server"],
diff --git a/adb/tls/Android.bp b/adb/tls/Android.bp
index 49833ff..f2837e1 100644
--- a/adb/tls/Android.bp
+++ b/adb/tls/Android.bp
@@ -42,12 +42,8 @@
"//system/core/adb:__subpackages__",
],
- stl: "libc++_static",
-
- static_libs: [
- "libbase",
- ],
shared_libs: [
+ "libbase",
"libcrypto",
"liblog",
"libssl",
diff --git a/base/include/android-base/macros.h b/base/include/android-base/macros.h
index 5abf514..546b2ec 100644
--- a/base/include/android-base/macros.h
+++ b/base/include/android-base/macros.h
@@ -143,8 +143,4 @@
#define ABI_STRING "x86"
#elif defined(__x86_64__)
#define ABI_STRING "x86_64"
-#elif defined(__mips__) && !defined(__LP64__)
-#define ABI_STRING "mips"
-#elif defined(__mips__) && defined(__LP64__)
-#define ABI_STRING "mips64"
#endif
diff --git a/base/include/android-base/properties.h b/base/include/android-base/properties.h
index 31823df..49f1f31 100644
--- a/base/include/android-base/properties.h
+++ b/base/include/android-base/properties.h
@@ -20,8 +20,11 @@
#include <chrono>
#include <limits>
+#include <optional>
#include <string>
+struct prop_info;
+
namespace android {
namespace base {
@@ -67,5 +70,32 @@
std::chrono::milliseconds::max());
#endif
+#if defined(__BIONIC__) && __cplusplus >= 201703L
+// Cached system property lookup. For code that needs to read the same property multiple times,
+// this class helps optimize those lookups.
+class CachedProperty {
+ public:
+ explicit CachedProperty(const char* property_name);
+
+ // Returns the current value of the underlying system property as cheaply as possible.
+ // The returned pointer is valid until the next call to Get. Because most callers are going
+ // to want to parse the string returned here and cached that as well, this function performs
+ // no locking, and is completely thread unsafe. It is the caller's responsibility to provide a
+ // lock for thread-safety.
+ //
+ // Note: *changed can be set to true even if the contents of the property remain the same.
+ const char* Get(bool* changed = nullptr);
+
+ private:
+ std::string property_name_;
+ const prop_info* prop_info_;
+ std::optional<uint32_t> cached_area_serial_;
+ std::optional<uint32_t> cached_property_serial_;
+ char cached_value_[92];
+ bool is_read_only_;
+ const char* read_only_property_;
+};
+#endif
+
} // namespace base
} // namespace android
diff --git a/base/logging.cpp b/base/logging.cpp
index f42b996..9360a56 100644
--- a/base/logging.cpp
+++ b/base/logging.cpp
@@ -447,7 +447,7 @@
// See the comment in SetLogger().
static std::atomic<AbortFunction*> abort_function(nullptr);
auto* old_abort_function = abort_function.exchange(new AbortFunction(aborter));
- __android_log_set_aborter([](const char* abort_message) {
+ liblog_functions->__android_log_set_aborter([](const char* abort_message) {
auto& function = *abort_function.load(std::memory_order_acquire);
function(abort_message);
});
@@ -578,7 +578,7 @@
if (liblog_functions) {
__android_logger_data logger_data = {
sizeof(__android_logger_data), LOG_ID_DEFAULT, priority, tag, file, line};
- __android_log_write_logger_data(&logger_data, message);
+ liblog_functions->__android_log_write_logger_data(&logger_data, message);
} else {
if (tag == nullptr) {
std::lock_guard<std::recursive_mutex> lock(TagLock());
diff --git a/base/properties.cpp b/base/properties.cpp
index 4731bf2..35e41a8 100644
--- a/base/properties.cpp
+++ b/base/properties.cpp
@@ -30,6 +30,7 @@
#include <android-base/parsebool.h>
#include <android-base/parseint.h>
+#include <android-base/strings.h>
namespace android {
namespace base {
@@ -195,6 +196,62 @@
return (WaitForPropertyCreation(key, relative_timeout, start_time) != nullptr);
}
+CachedProperty::CachedProperty(const char* property_name)
+ : property_name_(property_name),
+ prop_info_(nullptr),
+ cached_area_serial_(0),
+ cached_property_serial_(0),
+ is_read_only_(android::base::StartsWith(property_name, "ro.")),
+ read_only_property_(nullptr) {
+ static_assert(sizeof(cached_value_) == PROP_VALUE_MAX);
+}
+
+const char* CachedProperty::Get(bool* changed) {
+ std::optional<uint32_t> initial_property_serial_ = cached_property_serial_;
+
+ // Do we have a `struct prop_info` yet?
+ if (prop_info_ == nullptr) {
+ // `__system_property_find` is expensive, so only retry if a property
+ // has been created since last time we checked.
+ uint32_t property_area_serial = __system_property_area_serial();
+ if (property_area_serial != cached_area_serial_) {
+ prop_info_ = __system_property_find(property_name_.c_str());
+ cached_area_serial_ = property_area_serial;
+ }
+ }
+
+ if (prop_info_ != nullptr) {
+ // Only bother re-reading the property if it's actually changed since last time.
+ uint32_t property_serial = __system_property_serial(prop_info_);
+ if (property_serial != cached_property_serial_) {
+ __system_property_read_callback(
+ prop_info_,
+ [](void* data, const char*, const char* value, uint32_t serial) {
+ CachedProperty* instance = reinterpret_cast<CachedProperty*>(data);
+ instance->cached_property_serial_ = serial;
+ // Read only properties can be larger than PROP_VALUE_MAX, but also never change value
+ // or location, thus we return the pointer from the shared memory directly.
+ if (instance->is_read_only_) {
+ instance->read_only_property_ = value;
+ } else {
+ strlcpy(instance->cached_value_, value, PROP_VALUE_MAX);
+ }
+ },
+ this);
+ }
+ }
+
+ if (changed) {
+ *changed = cached_property_serial_ != initial_property_serial_;
+ }
+
+ if (is_read_only_) {
+ return read_only_property_;
+ } else {
+ return cached_value_;
+ }
+}
+
#endif
} // namespace base
diff --git a/base/properties_test.cpp b/base/properties_test.cpp
index e7d4880..c30c41e 100644
--- a/base/properties_test.cpp
+++ b/base/properties_test.cpp
@@ -230,3 +230,28 @@
GTEST_LOG_(INFO) << "This test does nothing on the host.\n";
#endif
}
+
+TEST(properties, CachedProperty) {
+#if defined(__BIONIC__)
+ android::base::CachedProperty cached_property("debug.libbase.CachedProperty_test");
+ bool changed;
+ cached_property.Get(&changed);
+
+ android::base::SetProperty("debug.libbase.CachedProperty_test", "foo");
+ ASSERT_STREQ("foo", cached_property.Get(&changed));
+ ASSERT_TRUE(changed);
+
+ ASSERT_STREQ("foo", cached_property.Get(&changed));
+ ASSERT_FALSE(changed);
+
+ android::base::SetProperty("debug.libbase.CachedProperty_test", "bar");
+ ASSERT_STREQ("bar", cached_property.Get(&changed));
+ ASSERT_TRUE(changed);
+
+ ASSERT_STREQ("bar", cached_property.Get(&changed));
+ ASSERT_FALSE(changed);
+
+#else
+ GTEST_LOG_(INFO) << "This test does nothing on the host.\n";
+#endif
+}
diff --git a/debuggerd/crash_dump.cpp b/debuggerd/crash_dump.cpp
index 3e99880..6a38145 100644
--- a/debuggerd/crash_dump.cpp
+++ b/debuggerd/crash_dump.cpp
@@ -254,9 +254,7 @@
}
static void ReadCrashInfo(unique_fd& fd, siginfo_t* siginfo,
- std::unique_ptr<unwindstack::Regs>* regs, uintptr_t* abort_msg_address,
- uintptr_t* fdsan_table_address, uintptr_t* gwp_asan_state,
- uintptr_t* gwp_asan_metadata) {
+ std::unique_ptr<unwindstack::Regs>* regs, ProcessInfo* process_info) {
std::aligned_storage<sizeof(CrashInfo) + 1, alignof(CrashInfo)>::type buf;
CrashInfo* crash_info = reinterpret_cast<CrashInfo*>(&buf);
ssize_t rc = TEMP_FAILURE_RETRY(read(fd.get(), &buf, sizeof(buf)));
@@ -288,19 +286,16 @@
}
}
- *fdsan_table_address = 0;
- *gwp_asan_state = 0;
- *gwp_asan_metadata = 0;
switch (crash_info->header.version) {
case 3:
- *gwp_asan_state = crash_info->data.v3.gwp_asan_state;
- *gwp_asan_metadata = crash_info->data.v3.gwp_asan_metadata;
+ process_info->gwp_asan_state = crash_info->data.v3.gwp_asan_state;
+ process_info->gwp_asan_metadata = crash_info->data.v3.gwp_asan_metadata;
FALLTHROUGH_INTENDED;
case 2:
- *fdsan_table_address = crash_info->data.v2.fdsan_table_address;
+ process_info->fdsan_table_address = crash_info->data.v2.fdsan_table_address;
FALLTHROUGH_INTENDED;
case 1:
- *abort_msg_address = crash_info->data.v1.abort_msg_address;
+ process_info->abort_msg_address = crash_info->data.v1.abort_msg_address;
*siginfo = crash_info->data.v1.siginfo;
regs->reset(unwindstack::Regs::CreateFromUcontext(unwindstack::Regs::CurrentArch(),
&crash_info->data.v1.ucontext));
@@ -425,10 +420,7 @@
ATRACE_NAME("after reparent");
pid_t pseudothread_tid;
DebuggerdDumpType dump_type;
- uintptr_t abort_msg_address = 0;
- uintptr_t fdsan_table_address = 0;
- uintptr_t gwp_asan_state = 0;
- uintptr_t gwp_asan_metadata = 0;
+ ProcessInfo process_info;
Initialize(argv);
ParseArgs(argc, argv, &pseudothread_tid, &dump_type);
@@ -489,8 +481,7 @@
if (thread == g_target_thread) {
// Read the thread's registers along with the rest of the crash info out of the pipe.
- ReadCrashInfo(input_pipe, &siginfo, &info.registers, &abort_msg_address,
- &fdsan_table_address, &gwp_asan_state, &gwp_asan_metadata);
+ ReadCrashInfo(input_pipe, &siginfo, &info.registers, &process_info);
info.siginfo = &siginfo;
info.signo = info.siginfo->si_signo;
} else {
@@ -599,14 +590,14 @@
} else {
{
ATRACE_NAME("fdsan table dump");
- populate_fdsan_table(&open_files, unwinder.GetProcessMemory(), fdsan_table_address);
+ populate_fdsan_table(&open_files, unwinder.GetProcessMemory(),
+ process_info.fdsan_table_address);
}
{
ATRACE_NAME("engrave_tombstone");
- engrave_tombstone(std::move(g_output_fd), &unwinder, thread_info, g_target_thread,
- abort_msg_address, &open_files, &amfd_data, gwp_asan_state,
- gwp_asan_metadata);
+ engrave_tombstone(std::move(g_output_fd), &unwinder, thread_info, g_target_thread, process_info,
+ &open_files, &amfd_data);
}
}
diff --git a/debuggerd/crasher/Android.bp b/debuggerd/crasher/Android.bp
index e86f499..61c5395 100644
--- a/debuggerd/crasher/Android.bp
+++ b/debuggerd/crasher/Android.bp
@@ -24,12 +24,6 @@
arm64: {
srcs: ["arm64/crashglue.S"],
},
- mips: {
- srcs: ["mips/crashglue.S"],
- },
- mips64: {
- srcs: ["mips64/crashglue.S"],
- },
x86: {
srcs: ["x86/crashglue.S"],
},
diff --git a/debuggerd/crasher/mips/crashglue.S b/debuggerd/crasher/mips/crashglue.S
deleted file mode 100644
index 70a6641..0000000
--- a/debuggerd/crasher/mips/crashglue.S
+++ /dev/null
@@ -1,48 +0,0 @@
- .set noat
-
- .globl crash1
- .globl crashnostack
-
-crash1:
- li $0,0xdead0000+0
- li $1,0xdead0000+1
- li $2,0xdead0000+2
- li $3,0xdead0000+3
- li $4,0xdead0000+4
- li $5,0xdead0000+5
- li $6,0xdead0000+6
- li $7,0xdead0000+7
- li $8,0xdead0000+8
- li $9,0xdead0000+9
- li $10,0xdead0000+10
- li $11,0xdead0000+11
- li $12,0xdead0000+12
- li $13,0xdead0000+13
- li $14,0xdead0000+14
- li $15,0xdead0000+15
- li $16,0xdead0000+16
- li $17,0xdead0000+17
- li $18,0xdead0000+18
- li $19,0xdead0000+19
- li $20,0xdead0000+20
- li $21,0xdead0000+21
- li $22,0xdead0000+22
- li $23,0xdead0000+23
- li $24,0xdead0000+24
- li $25,0xdead0000+25
- li $26,0xdead0000+26
- li $27,0xdead0000+27
- li $28,0xdead0000+28
- # don't trash the stack otherwise the signal handler won't run
- #li $29,0xdead0000+29
- li $30,0xdead0000+30
- li $31,0xdead0000+31
-
- lw $zero,($0)
- b .
-
-
-crashnostack:
- li $sp, 0
- lw $zero,($0)
- b .
diff --git a/debuggerd/crasher/mips64/crashglue.S b/debuggerd/crasher/mips64/crashglue.S
deleted file mode 100644
index 70a6641..0000000
--- a/debuggerd/crasher/mips64/crashglue.S
+++ /dev/null
@@ -1,48 +0,0 @@
- .set noat
-
- .globl crash1
- .globl crashnostack
-
-crash1:
- li $0,0xdead0000+0
- li $1,0xdead0000+1
- li $2,0xdead0000+2
- li $3,0xdead0000+3
- li $4,0xdead0000+4
- li $5,0xdead0000+5
- li $6,0xdead0000+6
- li $7,0xdead0000+7
- li $8,0xdead0000+8
- li $9,0xdead0000+9
- li $10,0xdead0000+10
- li $11,0xdead0000+11
- li $12,0xdead0000+12
- li $13,0xdead0000+13
- li $14,0xdead0000+14
- li $15,0xdead0000+15
- li $16,0xdead0000+16
- li $17,0xdead0000+17
- li $18,0xdead0000+18
- li $19,0xdead0000+19
- li $20,0xdead0000+20
- li $21,0xdead0000+21
- li $22,0xdead0000+22
- li $23,0xdead0000+23
- li $24,0xdead0000+24
- li $25,0xdead0000+25
- li $26,0xdead0000+26
- li $27,0xdead0000+27
- li $28,0xdead0000+28
- # don't trash the stack otherwise the signal handler won't run
- #li $29,0xdead0000+29
- li $30,0xdead0000+30
- li $31,0xdead0000+31
-
- lw $zero,($0)
- b .
-
-
-crashnostack:
- li $sp, 0
- lw $zero,($0)
- b .
diff --git a/debuggerd/libdebuggerd/gwp_asan.cpp b/debuggerd/libdebuggerd/gwp_asan.cpp
index 53df783..fe3a173 100644
--- a/debuggerd/libdebuggerd/gwp_asan.cpp
+++ b/debuggerd/libdebuggerd/gwp_asan.cpp
@@ -63,12 +63,11 @@
}
GwpAsanCrashData::GwpAsanCrashData(unwindstack::Memory* process_memory,
- uintptr_t gwp_asan_state_ptr, uintptr_t gwp_asan_metadata_ptr,
- const ThreadInfo& thread_info) {
- if (!process_memory || !gwp_asan_metadata_ptr || !gwp_asan_state_ptr) return;
+ const ProcessInfo& process_info, const ThreadInfo& thread_info) {
+ if (!process_memory || !process_info.gwp_asan_metadata || !process_info.gwp_asan_state) return;
// Extract the GWP-ASan regions from the dead process.
- if (!retrieve_gwp_asan_state(process_memory, gwp_asan_state_ptr, &state_)) return;
- metadata_.reset(retrieve_gwp_asan_metadata(process_memory, state_, gwp_asan_metadata_ptr));
+ if (!retrieve_gwp_asan_state(process_memory, process_info.gwp_asan_state, &state_)) return;
+ metadata_.reset(retrieve_gwp_asan_metadata(process_memory, state_, process_info.gwp_asan_metadata));
if (!metadata_.get()) return;
// Get the external crash address from the thread info.
diff --git a/debuggerd/libdebuggerd/include/libdebuggerd/gwp_asan.h b/debuggerd/libdebuggerd/include/libdebuggerd/gwp_asan.h
index aef4c62..6c88733 100644
--- a/debuggerd/libdebuggerd/include/libdebuggerd/gwp_asan.h
+++ b/debuggerd/libdebuggerd/include/libdebuggerd/gwp_asan.h
@@ -38,8 +38,8 @@
// still be responsible, as it terminates when it detects an internal error
// (double free, invalid free). In these cases, we will retrieve the fault
// address from the GWP-ASan allocator's state.
- GwpAsanCrashData(unwindstack::Memory* process_memory, uintptr_t gwp_asan_state_ptr,
- uintptr_t gwp_asan_metadata_ptr, const ThreadInfo& thread_info);
+ GwpAsanCrashData(unwindstack::Memory* process_memory, const ProcessInfo& process_info,
+ const ThreadInfo& thread_info);
// Is GWP-ASan responsible for this crash.
bool CrashIsMine() const;
diff --git a/debuggerd/libdebuggerd/include/libdebuggerd/tombstone.h b/debuggerd/libdebuggerd/include/libdebuggerd/tombstone.h
index 291d994..3ff7d62 100644
--- a/debuggerd/libdebuggerd/include/libdebuggerd/tombstone.h
+++ b/debuggerd/libdebuggerd/include/libdebuggerd/tombstone.h
@@ -44,18 +44,13 @@
int open_tombstone(std::string* path);
/* Creates a tombstone file and writes the crash dump to it. */
-void engrave_tombstone(int tombstone_fd, unwindstack::Unwinder* unwinder,
- const OpenFilesList* open_files, pid_t pid, pid_t tid,
- const std::string& process_name, const std::map<pid_t, std::string>& threads,
- uint64_t abort_msg_address, std::string* amfd_data);
+void engrave_tombstone(android::base::unique_fd output_fd, unwindstack::Unwinder* unwinder,
+ const std::map<pid_t, ThreadInfo>& thread_info, pid_t target_thread,
+ const ProcessInfo& process_info, OpenFilesList* open_files,
+ std::string* amfd_data);
void engrave_tombstone_ucontext(int tombstone_fd, uint64_t abort_msg_address, siginfo_t* siginfo,
ucontext_t* ucontext);
-void engrave_tombstone(android::base::unique_fd output_fd, unwindstack::Unwinder* unwinder,
- const std::map<pid_t, ThreadInfo>& thread_info, pid_t target_thread,
- uint64_t abort_msg_address, OpenFilesList* open_files,
- std::string* amfd_data, uintptr_t gwp_asan_state,
- uintptr_t gwp_asan_metadata);
#endif // _DEBUGGERD_TOMBSTONE_H
diff --git a/debuggerd/libdebuggerd/include/libdebuggerd/types.h b/debuggerd/libdebuggerd/include/libdebuggerd/types.h
index eb4b1b8..4f681c2 100644
--- a/debuggerd/libdebuggerd/include/libdebuggerd/types.h
+++ b/debuggerd/libdebuggerd/include/libdebuggerd/types.h
@@ -35,3 +35,10 @@
int signo = 0;
siginfo_t* siginfo = nullptr;
};
+
+struct ProcessInfo {
+ uintptr_t abort_msg_address = 0;
+ uintptr_t fdsan_table_address = 0;
+ uintptr_t gwp_asan_state = 0;
+ uintptr_t gwp_asan_metadata = 0;
+};
diff --git a/debuggerd/libdebuggerd/test/tombstone_test.cpp b/debuggerd/libdebuggerd/test/tombstone_test.cpp
index eed95bc..aec8c60 100644
--- a/debuggerd/libdebuggerd/test/tombstone_test.cpp
+++ b/debuggerd/libdebuggerd/test/tombstone_test.cpp
@@ -371,7 +371,7 @@
GwpAsanCrashDataTest(
gwp_asan::Error error,
const gwp_asan::AllocationMetadata *responsible_allocation) :
- GwpAsanCrashData(nullptr, 0u, 0u, ThreadInfo{}) {
+ GwpAsanCrashData(nullptr, ProcessInfo{}, ThreadInfo{}) {
is_gwp_asan_responsible_ = true;
error_ = error;
responsible_allocation_ = responsible_allocation;
diff --git a/debuggerd/libdebuggerd/tombstone.cpp b/debuggerd/libdebuggerd/tombstone.cpp
index fd52e81..b3f059c 100644
--- a/debuggerd/libdebuggerd/tombstone.cpp
+++ b/debuggerd/libdebuggerd/tombstone.cpp
@@ -376,8 +376,7 @@
}
static bool dump_thread(log_t* log, unwindstack::Unwinder* unwinder, const ThreadInfo& thread_info,
- uint64_t abort_msg_address, bool primary_thread,
- const GwpAsanCrashData& gwp_asan_crash_data) {
+ const ProcessInfo& process_info, bool primary_thread) {
log->current_tid = thread_info.tid;
if (!primary_thread) {
_LOG(log, logtype::THREAD, "--- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---\n");
@@ -388,15 +387,21 @@
dump_signal_info(log, thread_info, unwinder->GetProcessMemory().get());
}
- if (primary_thread && gwp_asan_crash_data.CrashIsMine()) {
- gwp_asan_crash_data.DumpCause(log);
+ std::unique_ptr<GwpAsanCrashData> gwp_asan_crash_data;
+ if (primary_thread) {
+ gwp_asan_crash_data = std::make_unique<GwpAsanCrashData>(unwinder->GetProcessMemory().get(),
+ process_info, thread_info);
+ }
+
+ if (primary_thread && gwp_asan_crash_data->CrashIsMine()) {
+ gwp_asan_crash_data->DumpCause(log);
} else if (thread_info.siginfo) {
dump_probable_cause(log, thread_info.siginfo, unwinder->GetMaps(),
thread_info.registers.get());
}
if (primary_thread) {
- dump_abort_message(log, unwinder->GetProcessMemory().get(), abort_msg_address);
+ dump_abort_message(log, unwinder->GetProcessMemory().get(), process_info.abort_msg_address);
}
dump_registers(log, thread_info.registers.get());
@@ -413,12 +418,12 @@
}
if (primary_thread) {
- if (gwp_asan_crash_data.HasDeallocationTrace()) {
- gwp_asan_crash_data.DumpDeallocationTrace(log, unwinder);
+ if (gwp_asan_crash_data->HasDeallocationTrace()) {
+ gwp_asan_crash_data->DumpDeallocationTrace(log, unwinder);
}
- if (gwp_asan_crash_data.HasAllocationTrace()) {
- gwp_asan_crash_data.DumpAllocationTrace(log, unwinder);
+ if (gwp_asan_crash_data->HasAllocationTrace()) {
+ gwp_asan_crash_data->DumpAllocationTrace(log, unwinder);
}
unwindstack::Maps* maps = unwinder->GetMaps();
@@ -601,15 +606,16 @@
LOG(FATAL) << "Failed to init unwinder object.";
}
- engrave_tombstone(unique_fd(dup(tombstone_fd)), &unwinder, threads, tid, abort_msg_address,
- nullptr, nullptr, 0u, 0u);
+ ProcessInfo process_info;
+ process_info.abort_msg_address = abort_msg_address;
+ engrave_tombstone(unique_fd(dup(tombstone_fd)), &unwinder, threads, tid, process_info, nullptr,
+ nullptr);
}
void engrave_tombstone(unique_fd output_fd, unwindstack::Unwinder* unwinder,
const std::map<pid_t, ThreadInfo>& threads, pid_t target_thread,
- uint64_t abort_msg_address, OpenFilesList* open_files,
- std::string* amfd_data, uintptr_t gwp_asan_state_ptr,
- uintptr_t gwp_asan_metadata_ptr) {
+ const ProcessInfo& process_info, OpenFilesList* open_files,
+ std::string* amfd_data) {
// don't copy log messages to tombstone unless this is a dev device
bool want_logs = android::base::GetBoolProperty("ro.debuggable", false);
@@ -628,12 +634,7 @@
LOG(FATAL) << "failed to find target thread";
}
- GwpAsanCrashData gwp_asan_crash_data(unwinder->GetProcessMemory().get(),
- gwp_asan_state_ptr,
- gwp_asan_metadata_ptr, it->second);
-
- dump_thread(&log, unwinder, it->second, abort_msg_address, true,
- gwp_asan_crash_data);
+ dump_thread(&log, unwinder, it->second, process_info, true);
if (want_logs) {
dump_logs(&log, it->second.pid, 50);
@@ -644,7 +645,7 @@
continue;
}
- dump_thread(&log, unwinder, thread_info, 0, false, gwp_asan_crash_data);
+ dump_thread(&log, unwinder, thread_info, process_info, false);
}
if (open_files) {
diff --git a/fastboot/device/commands.cpp b/fastboot/device/commands.cpp
index 2c9dec9..ca120c6 100644
--- a/fastboot/device/commands.cpp
+++ b/fastboot/device/commands.cpp
@@ -261,7 +261,7 @@
}
// If the slot is not changing, do nothing.
- if (slot == boot_control_hal->getCurrentSlot()) {
+ if (args[1] == device->GetCurrentSlot()) {
return device->WriteOkay("");
}
diff --git a/fs_mgr/TEST_MAPPING b/fs_mgr/TEST_MAPPING
index 705d4e3..676f446 100644
--- a/fs_mgr/TEST_MAPPING
+++ b/fs_mgr/TEST_MAPPING
@@ -13,7 +13,7 @@
"name": "fiemap_writer_test"
},
{
- "name": "vts_libsnapshot_test_presubmit"
+ "name": "vts_libsnapshot_test"
}
]
}
diff --git a/fs_mgr/fs_mgr.cpp b/fs_mgr/fs_mgr.cpp
index aad9f77..49ca5db 100644
--- a/fs_mgr/fs_mgr.cpp
+++ b/fs_mgr/fs_mgr.cpp
@@ -97,6 +97,7 @@
using android::base::Basename;
using android::base::GetBoolProperty;
using android::base::Realpath;
+using android::base::SetProperty;
using android::base::StartsWith;
using android::base::Timer;
using android::base::unique_fd;
@@ -178,6 +179,7 @@
return;
}
+ Timer t;
/* Check for the types of filesystems we know how to check */
if (is_extfs(fs_type)) {
/*
@@ -253,15 +255,19 @@
}
}
} else if (is_f2fs(fs_type)) {
- const char* f2fs_fsck_argv[] = {F2FS_FSCK_BIN, "-a", blk_device.c_str()};
- const char* f2fs_fsck_forced_argv[] = {F2FS_FSCK_BIN, "-f", blk_device.c_str()};
+ const char* f2fs_fsck_argv[] = {F2FS_FSCK_BIN, "-a", "-c", "10000", "--debug-cache",
+ blk_device.c_str()};
+ const char* f2fs_fsck_forced_argv[] = {
+ F2FS_FSCK_BIN, "-f", "-c", "10000", "--debug-cache", blk_device.c_str()};
if (should_force_check(*fs_stat)) {
- LINFO << "Running " << F2FS_FSCK_BIN << " -f " << realpath(blk_device);
+ LINFO << "Running " << F2FS_FSCK_BIN << " -f -c 10000 --debug-cache"
+ << realpath(blk_device);
ret = logwrap_fork_execvp(ARRAY_SIZE(f2fs_fsck_forced_argv), f2fs_fsck_forced_argv,
&status, false, LOG_KLOG | LOG_FILE, false, FSCK_LOG_FILE);
} else {
- LINFO << "Running " << F2FS_FSCK_BIN << " -a " << realpath(blk_device);
+ LINFO << "Running " << F2FS_FSCK_BIN << " -a -c 10000 --debug-cache"
+ << realpath(blk_device);
ret = logwrap_fork_execvp(ARRAY_SIZE(f2fs_fsck_argv), f2fs_fsck_argv, &status, false,
LOG_KLOG | LOG_FILE, false, FSCK_LOG_FILE);
}
@@ -270,7 +276,8 @@
LERROR << "Failed trying to run " << F2FS_FSCK_BIN;
}
}
-
+ android::base::SetProperty("ro.boottime.init.fsck." + Basename(target),
+ std::to_string(t.duration().count()));
return;
}
@@ -512,8 +519,7 @@
// Enable casefold if needed.
static void tune_casefold(const std::string& blk_device, const struct ext4_super_block* sb,
int* fs_stat) {
- bool has_casefold =
- (sb->s_feature_ro_compat & cpu_to_le32(EXT4_FEATURE_INCOMPAT_CASEFOLD)) != 0;
+ bool has_casefold = (sb->s_feature_incompat & cpu_to_le32(EXT4_FEATURE_INCOMPAT_CASEFOLD)) != 0;
bool wants_casefold = android::base::GetBoolProperty("ro.emulated_storage.casefold", false);
if (!wants_casefold || has_casefold) return;
@@ -573,9 +579,8 @@
// requires to give last_fsck_time to current to avoid insane time.
// otherwise, tune2fs won't enable metadata_csum.
- std::string now = std::to_string(time(0));
const char* tune2fs_args[] = {TUNE2FS_BIN, "-O", "metadata_csum,64bit,extent",
- "-T", now.c_str(), blk_device.c_str()};
+ "-T", "now", blk_device.c_str()};
const char* resize2fs_args[] = {RESIZE2FS_BIN, "-b", blk_device.c_str()};
if (!run_command(tune2fs_args, ARRAY_SIZE(tune2fs_args))) {
diff --git a/fs_mgr/fs_mgr_fstab.cpp b/fs_mgr/fs_mgr_fstab.cpp
index 65f710a..4ebe085 100644
--- a/fs_mgr/fs_mgr_fstab.cpp
+++ b/fs_mgr/fs_mgr_fstab.cpp
@@ -30,6 +30,7 @@
#include <android-base/file.h>
#include <android-base/parseint.h>
+#include <android-base/properties.h>
#include <android-base/stringprintf.h>
#include <android-base/strings.h>
#include <libgsi/libgsi.h>
@@ -659,6 +660,21 @@
}
}
+void EnableMandatoryFlags(Fstab* fstab) {
+ // Devices launched in R and after should enable fs_verity on userdata. The flag causes tune2fs
+ // to enable the feature. A better alternative would be to enable on mkfs at the beginning.
+ if (android::base::GetIntProperty("ro.product.first_api_level", 0) >= 30) {
+ std::vector<FstabEntry*> data_entries = GetEntriesForMountPoint(fstab, "/data");
+ for (auto&& entry : data_entries) {
+ // Besides ext4, f2fs is also supported. But the image is already created with verity
+ // turned on when it was first introduced.
+ if (entry->fs_type == "ext4") {
+ entry->fs_mgr_flags.fs_verity = true;
+ }
+ }
+ }
+}
+
bool ReadFstabFromFile(const std::string& path, Fstab* fstab) {
auto fstab_file = std::unique_ptr<FILE, decltype(&fclose)>{fopen(path.c_str(), "re"), fclose};
if (!fstab_file) {
@@ -679,6 +695,7 @@
}
SkipMountingPartitions(fstab);
+ EnableMandatoryFlags(fstab);
return true;
}
diff --git a/fs_mgr/libdm/dm_target.cpp b/fs_mgr/libdm/dm_target.cpp
index 6461788..29b1032 100644
--- a/fs_mgr/libdm/dm_target.cpp
+++ b/fs_mgr/libdm/dm_target.cpp
@@ -243,12 +243,10 @@
return android::base::Join(argv, " ");
}
-const std::string DmTargetDefaultKey::name_ = "default-key";
-
bool DmTargetDefaultKey::IsLegacy(bool* result) {
DeviceMapper& dm = DeviceMapper::Instance();
DmTargetTypeInfo info;
- if (!dm.GetTargetByName(name_, &info)) return false;
+ if (!dm.GetTargetByName(kName, &info)) return false;
// dm-default-key was modified to be like dm-crypt with version 2
*result = !info.IsAtLeast(2, 0, 0);
return true;
diff --git a/fs_mgr/libdm/include/libdm/dm_target.h b/fs_mgr/libdm/include/libdm/dm_target.h
index d2e50d3..050d0b6 100644
--- a/fs_mgr/libdm/include/libdm/dm_target.h
+++ b/fs_mgr/libdm/include/libdm/dm_target.h
@@ -287,7 +287,7 @@
blockdev_(blockdev),
start_sector_(start_sector) {}
- std::string name() const override { return name_; }
+ std::string name() const override { return kName; }
bool Valid() const override;
std::string GetParameterString() const override;
static bool IsLegacy(bool* result);
@@ -296,7 +296,8 @@
void SetWrappedKeyV0() { is_hw_wrapped_ = true; }
private:
- static const std::string name_;
+ inline static const std::string kName = "default-key";
+
std::string cipher_;
std::string key_;
std::string blockdev_;
diff --git a/fs_mgr/liblp/images.cpp b/fs_mgr/liblp/images.cpp
index e4d92ca..0b1e522 100644
--- a/fs_mgr/liblp/images.cpp
+++ b/fs_mgr/liblp/images.cpp
@@ -124,7 +124,7 @@
}
bool WriteToImageFile(const std::string& file, const LpMetadata& input) {
- unique_fd fd(open(file.c_str(), O_CREAT | O_RDWR | O_TRUNC | O_CLOEXEC, 0644));
+ unique_fd fd(open(file.c_str(), O_CREAT | O_RDWR | O_TRUNC | O_CLOEXEC | O_BINARY, 0644));
if (fd < 0) {
PERROR << __PRETTY_FUNCTION__ << " open failed: " << file;
return false;
@@ -184,7 +184,7 @@
}
bool ImageBuilder::Export(const std::string& file) {
- unique_fd fd(open(file.c_str(), O_CREAT | O_RDWR | O_TRUNC | O_CLOEXEC, 0644));
+ unique_fd fd(open(file.c_str(), O_CREAT | O_RDWR | O_TRUNC | O_CLOEXEC | O_BINARY, 0644));
if (fd < 0) {
PERROR << "open failed: " << file;
return false;
@@ -208,7 +208,7 @@
std::string file_name = "super_" + name + ".img";
std::string file_path = output_dir + "/" + file_name;
- static const int kOpenFlags = O_CREAT | O_RDWR | O_TRUNC | O_CLOEXEC | O_NOFOLLOW;
+ static const int kOpenFlags = O_CREAT | O_RDWR | O_TRUNC | O_CLOEXEC | O_NOFOLLOW | O_BINARY;
unique_fd fd(open(file_path.c_str(), kOpenFlags, 0644));
if (fd < 0) {
PERROR << "open failed: " << file_path;
@@ -443,7 +443,7 @@
}
int ImageBuilder::OpenImageFile(const std::string& file) {
- android::base::unique_fd source_fd = GetControlFileOrOpen(file.c_str(), O_RDONLY | O_CLOEXEC);
+ unique_fd source_fd = GetControlFileOrOpen(file.c_str(), O_RDONLY | O_CLOEXEC | O_BINARY);
if (source_fd < 0) {
PERROR << "open image file failed: " << file;
return -1;
diff --git a/fs_mgr/libsnapshot/Android.bp b/fs_mgr/libsnapshot/Android.bp
index d274ba4..0a0a21d 100644
--- a/fs_mgr/libsnapshot/Android.bp
+++ b/fs_mgr/libsnapshot/Android.bp
@@ -208,21 +208,12 @@
defaults: ["libsnapshot_test_defaults"],
}
-cc_test {
- name: "vts_libsnapshot_test_presubmit",
- defaults: ["libsnapshot_test_defaults"],
- cppflags: [
- "-DSKIP_TEST_IN_PRESUBMIT",
- ],
-}
-
cc_binary {
name: "snapshotctl",
srcs: [
"snapshotctl.cpp",
],
static_libs: [
- "libdm",
"libfstab",
"libsnapshot",
],
@@ -238,12 +229,10 @@
"liblog",
"liblp",
"libprotobuf-cpp-lite",
+ "libstatslog",
"libutils",
// TODO(b/148818798): remove when parent bug is fixed.
"libutilscallstack",
],
- init_rc: [
- "snapshotctl.rc",
- ],
}
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/return.h b/fs_mgr/libsnapshot/include/libsnapshot/return.h
index 1f132fa..dedc445 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/return.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/return.h
@@ -30,7 +30,6 @@
enum class ErrorCode : int32_t {
SUCCESS = static_cast<int32_t>(FiemapStatus::ErrorCode::SUCCESS),
ERROR = static_cast<int32_t>(FiemapStatus::ErrorCode::ERROR),
- NEEDS_REBOOT = ERROR + 1,
NO_SPACE = static_cast<int32_t>(FiemapStatus::ErrorCode::NO_SPACE),
};
ErrorCode error_code() const { return error_code_; }
@@ -43,7 +42,6 @@
static Return Ok() { return Return(ErrorCode::SUCCESS); }
static Return Error() { return Return(ErrorCode::ERROR); }
static Return NoSpace(uint64_t size) { return Return(ErrorCode::NO_SPACE, size); }
- static Return NeedsReboot() { return Return(ErrorCode::NEEDS_REBOOT); }
// Does not set required_size_ properly even when status.error_code() == NO_SPACE.
explicit Return(const FiemapStatus& status)
: error_code_(FromFiemapStatusErrorCode(status.error_code())), required_size_(0) {}
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h b/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h
index b440c71..32345d2 100644
--- a/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h
+++ b/fs_mgr/libsnapshot/include/libsnapshot/snapshot.h
@@ -140,7 +140,6 @@
// Before calling this function, all snapshots must be mapped.
bool FinishedSnapshotWrites();
- private:
// Initiate a merge on all snapshot devices. This should only be used after an
// update has been marked successful after booting.
bool InitiateMerge();
@@ -149,7 +148,11 @@
// /data is mounted.
//
// If a merge is in progress, this function will block until the merge is
- // completed. If a merge or update was cancelled, this will clean up any
+ // completed.
+ // - Callback is called periodically during the merge. If callback()
+ // returns false during the merge, ProcessUpdateState() will pause
+ // and returns Merging.
+ // If a merge or update was cancelled, this will clean up any
// update artifacts and return.
//
// Note that after calling this, GetUpdateState() may still return that a
@@ -169,9 +172,9 @@
//
// The optional callback allows the caller to periodically check the
// progress with GetUpdateState().
- UpdateState ProcessUpdateState(const std::function<void()>& callback = {});
+ UpdateState ProcessUpdateState(const std::function<bool()>& callback = {},
+ const std::function<bool()>& before_cancel = {});
- public:
// Initiate the merge if necessary, then wait for the merge to finish.
// See InitiateMerge() and ProcessUpdateState() for details.
// Returns:
@@ -179,16 +182,8 @@
// - Unverified if called on the source slot
// - MergeCompleted if merge is completed
// - other states indicating an error has occurred
- UpdateState InitiateMergeAndWait(SnapshotMergeReport* report = nullptr);
-
- // Wait for the merge if rebooted into the new slot. Does NOT initiate a
- // merge. If the merge has not been initiated (but should be), wait.
- // Returns:
- // - Return::Ok(): there is no merge or merge finishes
- // - Return::NeedsReboot(): merge finishes but need a reboot before
- // applying the next update.
- // - Return::Error(): other irrecoverable errors
- Return WaitForMerge();
+ UpdateState InitiateMergeAndWait(SnapshotMergeReport* report = nullptr,
+ const std::function<bool()>& before_cancel = {});
// Find the status of the current update, if any.
//
@@ -375,14 +370,23 @@
// Check for a cancelled or rolled back merge, returning true if such a
// condition was detected and handled.
- bool HandleCancelledUpdate(LockedFile* lock);
+ bool HandleCancelledUpdate(LockedFile* lock, const std::function<bool()>& before_cancel);
// Helper for HandleCancelledUpdate. Assumes booting from new slot.
bool AreAllSnapshotsCancelled(LockedFile* lock);
+ // Determine whether partition names in |snapshots| have been flashed and
+ // store result to |out|.
+ // Return true if values are successfully retrieved and false on error
+ // (e.g. super partition metadata cannot be read). When it returns true,
+ // |out| stores true for partitions that have been flashed and false for
+ // partitions that have not been flashed.
+ bool GetSnapshotFlashingStatus(LockedFile* lock, const std::vector<std::string>& snapshots,
+ std::map<std::string, bool>* out);
+
// Remove artifacts created by the update process, such as snapshots, and
// set the update state to None.
- bool RemoveAllUpdateState(LockedFile* lock);
+ bool RemoveAllUpdateState(LockedFile* lock, const std::function<bool()>& prolog = {});
// Interact with /metadata/ota.
std::unique_ptr<LockedFile> OpenLock(int lock_flags);
@@ -437,8 +441,8 @@
// UpdateState::MergeCompleted
// UpdateState::MergeFailed
// UpdateState::MergeNeedsReboot
- UpdateState CheckMergeState();
- UpdateState CheckMergeState(LockedFile* lock);
+ UpdateState CheckMergeState(const std::function<bool()>& before_cancel);
+ UpdateState CheckMergeState(LockedFile* lock, const std::function<bool()>& before_cancel);
UpdateState CheckTargetMergeState(LockedFile* lock, const std::string& name);
// Interact with status files under /metadata/ota/snapshots.
@@ -513,6 +517,11 @@
std::string ReadUpdateSourceSlotSuffix();
+ // Helper for RemoveAllSnapshots.
+ // Check whether |name| should be deleted as a snapshot name.
+ bool ShouldDeleteSnapshot(LockedFile* lock, const std::map<std::string, bool>& flashing_status,
+ Slot current_slot, const std::string& name);
+
std::string gsid_dir_;
std::string metadata_dir_;
std::unique_ptr<IDeviceInfo> device_;
diff --git a/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stats.h b/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stats.h
new file mode 100644
index 0000000..91dd34f
--- /dev/null
+++ b/fs_mgr/libsnapshot/include/libsnapshot/snapshot_stats.h
@@ -0,0 +1,59 @@
+// Copyright (C) 2020 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#pragma once
+
+#include <chrono>
+#include <memory>
+
+#include <android/snapshot/snapshot.pb.h>
+#include <libsnapshot/snapshot.h>
+
+namespace android {
+namespace snapshot {
+
+class SnapshotMergeStats {
+ public:
+ // Not thread safe.
+ static SnapshotMergeStats* GetInstance(SnapshotManager& manager);
+
+ // Called when merge starts or resumes.
+ bool Start();
+ void set_state(android::snapshot::UpdateState state);
+
+ // Called when merge ends. Properly clean up permanent storage.
+ class Result {
+ public:
+ virtual ~Result() {}
+ virtual const SnapshotMergeReport& report() const = 0;
+ // Time between successful Start() / Resume() to Finish().
+ virtual std::chrono::steady_clock::duration merge_time() const = 0;
+ };
+ std::unique_ptr<Result> Finish();
+
+ private:
+ bool ReadState();
+ bool WriteState();
+ bool DeleteState();
+ SnapshotMergeStats(const std::string& path);
+
+ std::string path_;
+ SnapshotMergeReport report_;
+ // Time of the last successful Start() / Resume() call.
+ std::chrono::time_point<std::chrono::steady_clock> start_time_;
+ bool running_{false};
+};
+
+} // namespace snapshot
+} // namespace android
diff --git a/fs_mgr/libsnapshot/return.cpp b/fs_mgr/libsnapshot/return.cpp
index 6559c12..cc64af5 100644
--- a/fs_mgr/libsnapshot/return.cpp
+++ b/fs_mgr/libsnapshot/return.cpp
@@ -24,8 +24,6 @@
switch (error_code()) {
case ErrorCode::ERROR:
return "Error";
- case ErrorCode::NEEDS_REBOOT:
- return "Retry after reboot";
case ErrorCode::SUCCESS:
[[fallthrough]];
case ErrorCode::NO_SPACE:
diff --git a/fs_mgr/libsnapshot/snapshot.cpp b/fs_mgr/libsnapshot/snapshot.cpp
index 2fe06fb..7f9c7f1 100644
--- a/fs_mgr/libsnapshot/snapshot.cpp
+++ b/fs_mgr/libsnapshot/snapshot.cpp
@@ -43,10 +43,10 @@
#endif
#include <android/snapshot/snapshot.pb.h>
+#include <libsnapshot/snapshot_stats.h>
#include "device_info.h"
#include "partition_cow_creator.h"
#include "snapshot_metadata_updater.h"
-#include "snapshot_stats.h"
#include "utility.h"
namespace android {
@@ -219,7 +219,12 @@
return true;
}
-bool SnapshotManager::RemoveAllUpdateState(LockedFile* lock) {
+bool SnapshotManager::RemoveAllUpdateState(LockedFile* lock, const std::function<bool()>& prolog) {
+ if (prolog && !prolog()) {
+ LOG(WARNING) << "Can't RemoveAllUpdateState: prolog failed.";
+ return false;
+ }
+
LOG(INFO) << "Removing all update state.";
#ifdef LIBSNAPSHOT_USE_CALLSTACK
@@ -789,9 +794,10 @@
// Note that when a merge fails, we will *always* try again to complete the
// merge each time the device boots. There is no harm in doing so, and if
// the problem was transient, we might manage to get a new outcome.
-UpdateState SnapshotManager::ProcessUpdateState(const std::function<void()>& callback) {
+UpdateState SnapshotManager::ProcessUpdateState(const std::function<bool()>& callback,
+ const std::function<bool()>& before_cancel) {
while (true) {
- UpdateState state = CheckMergeState();
+ UpdateState state = CheckMergeState(before_cancel);
if (state == UpdateState::MergeFailed) {
AcknowledgeMergeFailure();
}
@@ -801,8 +807,8 @@
return state;
}
- if (callback) {
- callback();
+ if (callback && !callback()) {
+ return state;
}
// This wait is not super time sensitive, so we have a relatively
@@ -811,24 +817,27 @@
}
}
-UpdateState SnapshotManager::CheckMergeState() {
+UpdateState SnapshotManager::CheckMergeState(const std::function<bool()>& before_cancel) {
auto lock = LockExclusive();
if (!lock) {
return UpdateState::MergeFailed;
}
- UpdateState state = CheckMergeState(lock.get());
+ UpdateState state = CheckMergeState(lock.get(), before_cancel);
if (state == UpdateState::MergeCompleted) {
// Do this inside the same lock. Failures get acknowledged without the
// lock, because flock() might have failed.
AcknowledgeMergeSuccess(lock.get());
} else if (state == UpdateState::Cancelled) {
- RemoveAllUpdateState(lock.get());
+ if (!RemoveAllUpdateState(lock.get(), before_cancel)) {
+ return ReadSnapshotUpdateStatus(lock.get()).state();
+ }
}
return state;
}
-UpdateState SnapshotManager::CheckMergeState(LockedFile* lock) {
+UpdateState SnapshotManager::CheckMergeState(LockedFile* lock,
+ const std::function<bool()>& before_cancel) {
UpdateState state = ReadUpdateState(lock);
switch (state) {
case UpdateState::None:
@@ -849,7 +858,7 @@
// This is an edge case. Normally cancelled updates are detected
// via the merge poll below, but if we never started a merge, we
// need to also check here.
- if (HandleCancelledUpdate(lock)) {
+ if (HandleCancelledUpdate(lock, before_cancel)) {
return UpdateState::Cancelled;
}
return state;
@@ -1169,7 +1178,8 @@
return true;
}
-bool SnapshotManager::HandleCancelledUpdate(LockedFile* lock) {
+bool SnapshotManager::HandleCancelledUpdate(LockedFile* lock,
+ const std::function<bool()>& before_cancel) {
auto slot = GetCurrentSlot();
if (slot == Slot::Unknown) {
return false;
@@ -1177,15 +1187,30 @@
// If all snapshots were reflashed, then cancel the entire update.
if (AreAllSnapshotsCancelled(lock)) {
- RemoveAllUpdateState(lock);
- return true;
+ LOG(WARNING) << "Detected re-flashing, cancelling unverified update.";
+ return RemoveAllUpdateState(lock, before_cancel);
}
- // This unverified update might be rolled back, or it might not (b/147347110
- // comment #77). Take no action, as update_engine is responsible for deciding
- // whether to cancel.
- LOG(ERROR) << "Update state is being processed before reboot, taking no action.";
- return false;
+ // If update has been rolled back, then cancel the entire update.
+ // Client (update_engine) is responsible for doing additional cleanup work on its own states
+ // when ProcessUpdateState() returns UpdateState::Cancelled.
+ auto current_slot = GetCurrentSlot();
+ if (current_slot != Slot::Source) {
+ LOG(INFO) << "Update state is being processed while booting at " << current_slot
+ << " slot, taking no action.";
+ return false;
+ }
+
+ // current_slot == Source. Attempt to detect rollbacks.
+ if (access(GetRollbackIndicatorPath().c_str(), F_OK) != 0) {
+ // This unverified update is not attempted. Take no action.
+ PLOG(INFO) << "Rollback indicator not detected. "
+ << "Update state is being processed before reboot, taking no action.";
+ return false;
+ }
+
+ LOG(WARNING) << "Detected rollback, cancelling unverified update.";
+ return RemoveAllUpdateState(lock, before_cancel);
}
std::unique_ptr<LpMetadata> SnapshotManager::ReadCurrentMetadata() {
@@ -1219,6 +1244,28 @@
return true;
}
+ std::map<std::string, bool> flashing_status;
+
+ if (!GetSnapshotFlashingStatus(lock, snapshots, &flashing_status)) {
+ LOG(WARNING) << "Failed to determine whether partitions have been flashed. Not"
+ << "removing update states.";
+ return false;
+ }
+
+ bool all_snapshots_cancelled = std::all_of(flashing_status.begin(), flashing_status.end(),
+ [](const auto& pair) { return pair.second; });
+
+ if (all_snapshots_cancelled) {
+ LOG(WARNING) << "All partitions are re-flashed after update, removing all update states.";
+ }
+ return all_snapshots_cancelled;
+}
+
+bool SnapshotManager::GetSnapshotFlashingStatus(LockedFile* lock,
+ const std::vector<std::string>& snapshots,
+ std::map<std::string, bool>* out) {
+ CHECK(lock);
+
auto source_slot_suffix = ReadUpdateSourceSlotSuffix();
if (source_slot_suffix.empty()) {
return false;
@@ -1244,20 +1291,17 @@
return false;
}
- bool all_snapshots_cancelled = true;
for (const auto& snapshot_name : snapshots) {
if (GetMetadataPartitionState(*metadata, snapshot_name) ==
MetadataPartitionState::Updated) {
- all_snapshots_cancelled = false;
- continue;
+ out->emplace(snapshot_name, false);
+ } else {
+ // Delete snapshots for partitions that are re-flashed after the update.
+ LOG(WARNING) << "Detected re-flashing of partition " << snapshot_name << ".";
+ out->emplace(snapshot_name, true);
}
- // Delete snapshots for partitions that are re-flashed after the update.
- LOG(WARNING) << "Detected re-flashing of partition " << snapshot_name << ".";
}
- if (all_snapshots_cancelled) {
- LOG(WARNING) << "All partitions are re-flashed after update, removing all update states.";
- }
- return all_snapshots_cancelled;
+ return true;
}
bool SnapshotManager::RemoveAllSnapshots(LockedFile* lock) {
@@ -1267,10 +1311,38 @@
return false;
}
+ std::map<std::string, bool> flashing_status;
+ if (!GetSnapshotFlashingStatus(lock, snapshots, &flashing_status)) {
+ LOG(WARNING) << "Failed to get flashing status";
+ }
+
+ auto current_slot = GetCurrentSlot();
bool ok = true;
bool has_mapped_cow_images = false;
for (const auto& name : snapshots) {
- if (!UnmapPartitionWithSnapshot(lock, name) || !DeleteSnapshot(lock, name)) {
+ // If booting off source slot, it is okay to unmap and delete all the snapshots.
+ // If boot indicator is missing, update state is None or Initiated, so
+ // it is also okay to unmap and delete all the snapshots.
+ // If booting off target slot,
+ // - should not unmap because:
+ // - In Android mode, snapshots are not mapped, but
+ // filesystems are mounting off dm-linear targets directly.
+ // - In recovery mode, assume nothing is mapped, so it is optional to unmap.
+ // - If partition is flashed or unknown, it is okay to delete snapshots.
+ // Otherwise (UPDATED flag), only delete snapshots if they are not mapped
+ // as dm-snapshot (for example, after merge completes).
+ bool should_unmap = current_slot != Slot::Target;
+ bool should_delete = ShouldDeleteSnapshot(lock, flashing_status, current_slot, name);
+
+ bool partition_ok = true;
+ if (should_unmap && !UnmapPartitionWithSnapshot(lock, name)) {
+ partition_ok = false;
+ }
+ if (partition_ok && should_delete && !DeleteSnapshot(lock, name)) {
+ partition_ok = false;
+ }
+
+ if (!partition_ok) {
// Remember whether or not we were able to unmap the cow image.
auto cow_image_device = GetCowImageDeviceName(name);
has_mapped_cow_images |=
@@ -1293,6 +1365,34 @@
return ok;
}
+// See comments in RemoveAllSnapshots().
+bool SnapshotManager::ShouldDeleteSnapshot(LockedFile* lock,
+ const std::map<std::string, bool>& flashing_status,
+ Slot current_slot, const std::string& name) {
+ if (current_slot != Slot::Target) {
+ return true;
+ }
+ auto it = flashing_status.find(name);
+ if (it == flashing_status.end()) {
+ LOG(WARNING) << "Can't determine flashing status for " << name;
+ return true;
+ }
+ if (it->second) {
+ // partition flashed, okay to delete obsolete snapshots
+ return true;
+ }
+ // partition updated, only delete if not dm-snapshot
+ SnapshotStatus status;
+ if (!ReadSnapshotStatus(lock, name, &status)) {
+ LOG(WARNING) << "Unable to read snapshot status for " << name
+ << ", guessing snapshot device name";
+ auto extra_name = GetSnapshotExtraDeviceName(name);
+ return !IsSnapshotDevice(name) && !IsSnapshotDevice(extra_name);
+ }
+ auto dm_name = GetSnapshotDeviceName(name, status);
+ return !IsSnapshotDevice(dm_name);
+}
+
UpdateState SnapshotManager::GetUpdateState(double* progress) {
// If we've never started an update, the state file won't exist.
auto state_file = GetStateFilePath();
@@ -1379,12 +1479,14 @@
auto slot = GetCurrentSlot();
if (slot != Slot::Target) {
- if (slot == Slot::Source && !device_->IsRecovery()) {
+ if (slot == Slot::Source) {
// Device is rebooting into the original slot, so mark this as a
// rollback.
auto path = GetRollbackIndicatorPath();
if (!android::base::WriteStringToFile("1", path)) {
PLOG(ERROR) << "Unable to write rollback indicator: " << path;
+ } else {
+ LOG(INFO) << "Rollback detected, writing rollback indicator to " << path;
}
}
LOG(INFO) << "Not booting from new slot. Will not mount snapshots.";
@@ -2352,6 +2454,9 @@
ss << "Current slot: " << device_->GetSlotSuffix() << std::endl;
ss << "Boot indicator: booting from " << GetCurrentSlot() << " slot" << std::endl;
+ ss << "Rollback indicator: "
+ << (access(GetRollbackIndicatorPath().c_str(), F_OK) == 0 ? "exists" : strerror(errno))
+ << std::endl;
bool ok = true;
std::vector<std::string> snapshots;
@@ -2388,7 +2493,8 @@
return AutoUnmountDevice::New(device_->GetMetadataDir());
}
-UpdateState SnapshotManager::InitiateMergeAndWait(SnapshotMergeReport* stats_report) {
+UpdateState SnapshotManager::InitiateMergeAndWait(SnapshotMergeReport* stats_report,
+ const std::function<bool()>& before_cancel) {
{
auto lock = LockExclusive();
// Sync update state from file with bootloader.
@@ -2398,23 +2504,24 @@
}
}
- SnapshotMergeStats merge_stats(*this);
+ auto merge_stats = SnapshotMergeStats::GetInstance(*this);
unsigned int last_progress = 0;
- auto callback = [&]() -> void {
+ auto callback = [&]() -> bool {
double progress;
GetUpdateState(&progress);
if (last_progress < static_cast<unsigned int>(progress)) {
last_progress = progress;
LOG(INFO) << "Waiting for merge to complete: " << last_progress << "%.";
}
+ return true; // continue
};
LOG(INFO) << "Waiting for any previous merge request to complete. "
<< "This can take up to several minutes.";
- merge_stats.Resume();
- auto state = ProcessUpdateState(callback);
- merge_stats.set_state(state);
+ merge_stats->Start();
+ auto state = ProcessUpdateState(callback, before_cancel);
+ merge_stats->set_state(state);
if (state == UpdateState::None) {
LOG(INFO) << "Can't find any snapshot to merge.";
return state;
@@ -2425,10 +2532,6 @@
return state;
}
- // This is the first snapshot merge that is requested after OTA. We can
- // initialize the merge duration statistics.
- merge_stats.Start();
-
if (!InitiateMerge()) {
LOG(ERROR) << "Failed to initiate merge.";
return state;
@@ -2436,43 +2539,22 @@
// All other states can be handled by ProcessUpdateState.
LOG(INFO) << "Waiting for merge to complete. This can take up to several minutes.";
last_progress = 0;
- state = ProcessUpdateState(callback);
- merge_stats.set_state(state);
+ state = ProcessUpdateState(callback, before_cancel);
+ merge_stats->set_state(state);
}
LOG(INFO) << "Merge finished with state \"" << state << "\".";
if (stats_report) {
- *stats_report = merge_stats.GetReport();
+ auto result = merge_stats->Finish();
+ if (result) {
+ *stats_report = result->report();
+ } else {
+ LOG(WARNING) << "SnapshotMergeStatus::Finish failed.";
+ }
}
return state;
}
-Return SnapshotManager::WaitForMerge() {
- LOG(INFO) << "Waiting for any previous merge request to complete. "
- << "This can take up to several minutes.";
- while (true) {
- auto state = ProcessUpdateState();
- if (state == UpdateState::Unverified && GetCurrentSlot() == Slot::Target) {
- LOG(INFO) << "Wait for merge to be initiated.";
- std::this_thread::sleep_for(kUpdateStateCheckInterval);
- continue;
- }
- LOG(INFO) << "Wait for merge exits with state " << state;
- switch (state) {
- case UpdateState::None:
- [[fallthrough]];
- case UpdateState::MergeCompleted:
- [[fallthrough]];
- case UpdateState::Cancelled:
- return Return::Ok();
- case UpdateState::MergeNeedsReboot:
- return Return::NeedsReboot();
- default:
- return Return::Error();
- }
- }
-}
-
bool SnapshotManager::HandleImminentDataWipe(const std::function<void()>& callback) {
if (!device_->IsRecovery()) {
LOG(ERROR) << "Data wipes are only allowed in recovery.";
@@ -2503,7 +2585,10 @@
return false;
}
- UpdateState state = ProcessUpdateState(callback);
+ UpdateState state = ProcessUpdateState([&]() -> bool {
+ callback();
+ return true;
+ });
LOG(INFO) << "Update state in recovery: " << state;
switch (state) {
case UpdateState::MergeFailed:
diff --git a/fs_mgr/libsnapshot/snapshot_stats.cpp b/fs_mgr/libsnapshot/snapshot_stats.cpp
index 635b47d..5da7b98 100644
--- a/fs_mgr/libsnapshot/snapshot_stats.cpp
+++ b/fs_mgr/libsnapshot/snapshot_stats.cpp
@@ -12,7 +12,7 @@
// See the License for the specific language governing permissions and
// limitations under the License.
-#include "snapshot_stats.h"
+#include <libsnapshot/snapshot_stats.h>
#include <sstream>
@@ -23,22 +23,17 @@
namespace android {
namespace snapshot {
-SnapshotMergeStats::SnapshotMergeStats(SnapshotManager& parent) : parent_(parent) {
- init_time_ = std::chrono::steady_clock::now();
+SnapshotMergeStats* SnapshotMergeStats::GetInstance(SnapshotManager& parent) {
+ static SnapshotMergeStats g_instance(parent.GetMergeStateFilePath());
+ CHECK(g_instance.path_ == parent.GetMergeStateFilePath());
+ return &g_instance;
}
-SnapshotMergeStats::~SnapshotMergeStats() {
- std::string error;
- auto file_path = parent_.GetMergeStateFilePath();
- if (!android::base::RemoveFileIfExists(file_path, &error)) {
- LOG(ERROR) << "Failed to remove merge statistics file " << file_path << ": " << error;
- return;
- }
-}
+SnapshotMergeStats::SnapshotMergeStats(const std::string& path) : path_(path), running_(false) {}
bool SnapshotMergeStats::ReadState() {
std::string contents;
- if (!android::base::ReadFileToString(parent_.GetMergeStateFilePath(), &contents)) {
+ if (!android::base::ReadFileToString(path_, &contents)) {
PLOG(INFO) << "Read merge statistics file failed";
return false;
}
@@ -55,34 +50,73 @@
LOG(ERROR) << "Unable to serialize SnapshotMergeStats.";
return false;
}
- auto file_path = parent_.GetMergeStateFilePath();
- if (!WriteStringToFileAtomic(contents, file_path)) {
+ if (!WriteStringToFileAtomic(contents, path_)) {
PLOG(ERROR) << "Could not write to merge statistics file";
return false;
}
return true;
}
-void SnapshotMergeStats::Start() {
- report_.set_resume_count(0);
- report_.set_state(UpdateState::None);
- WriteState();
+bool SnapshotMergeStats::DeleteState() {
+ std::string error;
+ if (!android::base::RemoveFileIfExists(path_, &error)) {
+ LOG(ERROR) << "Failed to remove merge statistics file " << path_ << ": " << error;
+ return false;
+ }
+ return true;
}
-void SnapshotMergeStats::Resume() {
- if (!ReadState()) {
- return;
+bool SnapshotMergeStats::Start() {
+ if (running_) {
+ LOG(ERROR) << "SnapshotMergeStats running_ == " << running_;
+ return false;
}
- report_.set_resume_count(report_.resume_count() + 1);
- WriteState();
+ running_ = true;
+
+ start_time_ = std::chrono::steady_clock::now();
+ if (ReadState()) {
+ report_.set_resume_count(report_.resume_count() + 1);
+ } else {
+ report_.set_resume_count(0);
+ report_.set_state(UpdateState::None);
+ }
+
+ return WriteState();
}
void SnapshotMergeStats::set_state(android::snapshot::UpdateState state) {
report_.set_state(state);
}
-SnapshotMergeReport SnapshotMergeStats::GetReport() {
- return report_;
+class SnapshotMergeStatsResultImpl : public SnapshotMergeStats::Result {
+ public:
+ SnapshotMergeStatsResultImpl(const SnapshotMergeReport& report,
+ std::chrono::steady_clock::duration merge_time)
+ : report_(report), merge_time_(merge_time) {}
+ const SnapshotMergeReport& report() const override { return report_; }
+ std::chrono::steady_clock::duration merge_time() const override { return merge_time_; }
+
+ private:
+ SnapshotMergeReport report_;
+ std::chrono::steady_clock::duration merge_time_;
+};
+
+std::unique_ptr<SnapshotMergeStats::Result> SnapshotMergeStats::Finish() {
+ if (!running_) {
+ LOG(ERROR) << "SnapshotMergeStats running_ == " << running_;
+ return nullptr;
+ }
+ running_ = false;
+
+ auto result = std::make_unique<SnapshotMergeStatsResultImpl>(
+ report_, std::chrono::steady_clock::now() - start_time_);
+
+ // We still want to report result if state is not deleted. Just leave
+ // it there and move on. A side effect is that it may be reported over and
+ // over again in the future, but there is nothing we can do.
+ (void)DeleteState();
+
+ return result;
}
} // namespace snapshot
diff --git a/fs_mgr/libsnapshot/snapshot_stats.h b/fs_mgr/libsnapshot/snapshot_stats.h
deleted file mode 100644
index 60109a4..0000000
--- a/fs_mgr/libsnapshot/snapshot_stats.h
+++ /dev/null
@@ -1,45 +0,0 @@
-// Copyright (C) 2020 The Android Open Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#pragma once
-
-#include <chrono>
-
-#include <android/snapshot/snapshot.pb.h>
-#include <libsnapshot/snapshot.h>
-
-namespace android {
-namespace snapshot {
-
-class SnapshotMergeStats {
- public:
- SnapshotMergeStats(SnapshotManager& parent);
- ~SnapshotMergeStats();
- void Start();
- void Resume();
- void set_state(android::snapshot::UpdateState state);
- SnapshotMergeReport GetReport();
-
- private:
- bool ReadState();
- bool WriteState();
-
- const SnapshotManager& parent_;
- SnapshotMergeReport report_;
- std::chrono::time_point<std::chrono::steady_clock> init_time_;
- std::chrono::time_point<std::chrono::steady_clock> end_time_;
-};
-
-} // namespace snapshot
-} // namespace android
diff --git a/fs_mgr/libsnapshot/snapshot_test.cpp b/fs_mgr/libsnapshot/snapshot_test.cpp
index 5d2840f..7d16ec2 100644
--- a/fs_mgr/libsnapshot/snapshot_test.cpp
+++ b/fs_mgr/libsnapshot/snapshot_test.cpp
@@ -506,9 +506,6 @@
}
TEST_F(SnapshotTest, FirstStageMountAndMerge) {
-#ifdef SKIP_TEST_IN_PRESUBMIT
- GTEST_SKIP() << "WIP failure b/148889015";
-#endif
ASSERT_TRUE(AcquireLock());
static const uint64_t kDeviceSize = 1024 * 1024;
@@ -565,9 +562,6 @@
}
TEST_F(SnapshotTest, FlashSuperDuringMerge) {
-#ifdef SKIP_TEST_IN_PRESUBMIT
- GTEST_SKIP() << "WIP failure b/148889015";
-#endif
ASSERT_TRUE(AcquireLock());
static const uint64_t kDeviceSize = 1024 * 1024;
@@ -979,9 +973,6 @@
// Also test UnmapUpdateSnapshot unmaps everything.
// Also test first stage mount and merge after this.
TEST_F(SnapshotUpdateTest, FullUpdateFlow) {
-#ifdef SKIP_TEST_IN_PRESUBMIT
- GTEST_SKIP() << "WIP failure b/148889015";
-#endif
// OTA client blindly unmaps all partitions that are possibly mapped.
for (const auto& name : {"sys_b", "vnd_b", "prd_b"}) {
ASSERT_TRUE(sm->UnmapUpdateSnapshot(name));
@@ -1129,9 +1120,6 @@
// Test that the old partitions are not modified.
TEST_F(SnapshotUpdateTest, TestRollback) {
-#ifdef SKIP_TEST_IN_PRESUBMIT
- GTEST_SKIP() << "WIP failure b/148889015";
-#endif
// Execute the update.
ASSERT_TRUE(sm->BeginUpdate());
ASSERT_TRUE(sm->UnmapUpdateSnapshot("sys_b"));
@@ -1309,9 +1297,6 @@
}
TEST_F(SnapshotUpdateTest, MergeCannotRemoveCow) {
-#ifdef SKIP_TEST_IN_PRESUBMIT
- GTEST_SKIP() << "WIP failure b/148889015";
-#endif
// Make source partitions as big as possible to force COW image to be created.
SetSize(sys_, 5_MiB);
SetSize(vnd_, 5_MiB);
@@ -1585,48 +1570,6 @@
<< "FinishedSnapshotWrites should detect overflow of CoW device.";
}
-TEST_F(SnapshotUpdateTest, WaitForMerge) {
-#ifdef SKIP_TEST_IN_PRESUBMIT
- GTEST_SKIP() << "WIP failure b/148889015";
-#endif
- AddOperationForPartitions();
-
- // Execute the update.
- ASSERT_TRUE(sm->BeginUpdate());
- ASSERT_TRUE(sm->CreateUpdateSnapshots(manifest_));
-
- // Write some data to target partitions.
- for (const auto& name : {"sys_b", "vnd_b", "prd_b"}) {
- ASSERT_TRUE(WriteSnapshotAndHash(name));
- }
-
- ASSERT_TRUE(sm->FinishedSnapshotWrites());
-
- // Simulate shutting down the device.
- ASSERT_TRUE(UnmapAll());
-
- // After reboot, init does first stage mount.
- {
- auto init = SnapshotManager::NewForFirstStageMount(new TestDeviceInfo(fake_super, "_b"));
- ASSERT_NE(nullptr, init);
- ASSERT_TRUE(init->CreateLogicalAndSnapshotPartitions("super", snapshot_timeout_));
- }
-
- auto new_sm = SnapshotManager::New(new TestDeviceInfo(fake_super, "_b"));
- ASSERT_NE(nullptr, new_sm);
-
- auto waiter = std::async(std::launch::async, [&new_sm] { return new_sm->WaitForMerge(); });
- ASSERT_EQ(std::future_status::timeout, waiter.wait_for(1s))
- << "WaitForMerge should block when not initiated";
-
- auto merger =
- std::async(std::launch::async, [&new_sm] { return new_sm->InitiateMergeAndWait(); });
- // Small images, so should be merged pretty quickly.
- ASSERT_EQ(std::future_status::ready, waiter.wait_for(3s)) << "WaitForMerge did not finish";
- ASSERT_TRUE(waiter.get());
- ASSERT_THAT(merger.get(), AnyOf(UpdateState::None, UpdateState::MergeCompleted));
-}
-
TEST_F(SnapshotUpdateTest, LowSpace) {
static constexpr auto kMaxFree = 10_MiB;
auto userdata = std::make_unique<LowSpaceUserdata>();
diff --git a/fs_mgr/libsnapshot/snapshotctl.cpp b/fs_mgr/libsnapshot/snapshotctl.cpp
index e35ad4b..aa5e9c1 100644
--- a/fs_mgr/libsnapshot/snapshotctl.cpp
+++ b/fs_mgr/libsnapshot/snapshotctl.cpp
@@ -24,8 +24,10 @@
#include <android-base/file.h>
#include <android-base/logging.h>
#include <android-base/unique_fd.h>
+#include <android/snapshot/snapshot.pb.h>
#include <libsnapshot/snapshot.h>
-#include "utility.h"
+#include <libsnapshot/snapshot_stats.h>
+#include <statslog.h>
#include "utility.h"
@@ -37,17 +39,29 @@
"Actions:\n"
" dump\n"
" Print snapshot states.\n"
- " merge [--logcat] [--log-to-file]\n"
+ " merge [--logcat] [--log-to-file] [--report] [--dry-run]\n"
" Initialize merge and wait for it to be completed.\n"
" If --logcat is specified, log to logcat.\n"
" If --log-to-file is specified, log to /data/misc/snapshotctl_log/.\n"
- " If both specified, log to both. If none specified, log to stdout.\n";
+ " If both specified, log to both. If none specified, log to stdout.\n"
+ " If --report is specified, send merge statistics to statsd.\n"
+ " If --dry-run flag, no real merge operation is is triggered, and\n"
+ " sample statistics are sent to statsd for testing purpose.\n";
return EX_USAGE;
}
namespace android {
namespace snapshot {
+static SnapshotMergeReport GetDummySnapshotMergeReport() {
+ SnapshotMergeReport fake_report;
+
+ fake_report.set_state(UpdateState::MergeCompleted);
+ fake_report.set_resume_count(56);
+
+ return fake_report;
+}
+
bool DumpCmdHandler(int /*argc*/, char** argv) {
android::base::InitLogging(argv, &android::base::StderrLogger);
return SnapshotManager::New()->Dump(std::cout);
@@ -113,28 +127,58 @@
};
bool MergeCmdHandler(int argc, char** argv) {
- auto begin = std::chrono::steady_clock::now();
+ std::chrono::milliseconds passed_ms;
+
+ bool report_to_statsd = false;
+ bool dry_run = false;
+ for (int i = 2; i < argc; ++i) {
+ if (argv[i] == "--report"s) {
+ report_to_statsd = true;
+ } else if (argv[i] == "--dry-run"s) {
+ dry_run = true;
+ }
+ }
// 'snapshotctl merge' is stripped away from arguments to
// Logger.
android::base::InitLogging(argv);
android::base::SetLogger(MergeCmdLogger(argc - 2, argv + 2));
- auto state = SnapshotManager::New()->InitiateMergeAndWait();
+ UpdateState state;
+ SnapshotMergeReport merge_report;
+ if (dry_run) {
+ merge_report = GetDummySnapshotMergeReport();
+ state = merge_report.state();
+ passed_ms = std::chrono::milliseconds(1234);
+ } else {
+ auto begin = std::chrono::steady_clock::now();
- // We could wind up in the Unverified state if the device rolled back or
- // hasn't fully rebooted. Ignore this.
- if (state == UpdateState::None || state == UpdateState::Unverified) {
- return true;
- }
- if (state == UpdateState::MergeCompleted) {
+ state = SnapshotManager::New()->InitiateMergeAndWait(&merge_report);
+
+ // We could wind up in the Unverified state if the device rolled back or
+ // hasn't fully rebooted. Ignore this.
+ if (state == UpdateState::None || state == UpdateState::Unverified) {
+ return true;
+ }
+
auto end = std::chrono::steady_clock::now();
- auto passed = std::chrono::duration_cast<std::chrono::milliseconds>(end - begin).count();
- LOG(INFO) << "Snapshot merged in " << passed << " ms.";
+ passed_ms = std::chrono::duration_cast<std::chrono::milliseconds>(end - begin);
+ }
+
+ if (report_to_statsd) {
+ android::util::stats_write(android::util::SNAPSHOT_MERGE_REPORTED,
+ static_cast<int32_t>(merge_report.state()),
+ static_cast<int64_t>(passed_ms.count()),
+ static_cast<int32_t>(merge_report.resume_count()));
+ }
+
+ if (state == UpdateState::MergeCompleted) {
+ LOG(INFO) << "Snapshot merged in " << passed_ms.count() << " ms.";
return true;
}
LOG(ERROR) << "Snapshot failed to merge with state \"" << state << "\".";
+
return false;
}
diff --git a/fs_mgr/libsnapshot/snapshotctl.rc b/fs_mgr/libsnapshot/snapshotctl.rc
deleted file mode 100644
index 5dbe352..0000000
--- a/fs_mgr/libsnapshot/snapshotctl.rc
+++ /dev/null
@@ -1,2 +0,0 @@
-on property:sys.boot_completed=1
- exec_background - root root -- /system/bin/snapshotctl merge --logcat --log-to-file
diff --git a/gatekeeperd/gatekeeperd.cpp b/gatekeeperd/gatekeeperd.cpp
index 1d65b1c..c81a80e 100644
--- a/gatekeeperd/gatekeeperd.cpp
+++ b/gatekeeperd/gatekeeperd.cpp
@@ -159,8 +159,8 @@
#define GK_ERROR *gkResponse = GKResponse::error(), Status::ok()
- Status enroll(int32_t uid, const std::unique_ptr<std::vector<uint8_t>>& currentPasswordHandle,
- const std::unique_ptr<std::vector<uint8_t>>& currentPassword,
+ Status enroll(int32_t uid, const std::optional<std::vector<uint8_t>>& currentPasswordHandle,
+ const std::optional<std::vector<uint8_t>>& currentPassword,
const std::vector<uint8_t>& desiredPassword, GKResponse* gkResponse) override {
IPCThreadState* ipc = IPCThreadState::self();
const int calling_pid = ipc->getCallingPid();
diff --git a/init/Android.bp b/init/Android.bp
index f28934e..52628f3 100644
--- a/init/Android.bp
+++ b/init/Android.bp
@@ -28,6 +28,7 @@
"rlimit_parser.cpp",
"service.cpp",
"service_list.cpp",
+ "service_lock.cpp",
"service_parser.cpp",
"service_utils.cpp",
"subcontext.cpp",
@@ -81,6 +82,7 @@
"-Wextra",
"-Wno-unused-parameter",
"-Werror",
+ "-Wthread-safety",
"-DALLOW_FIRST_STAGE_CONSOLE=0",
"-DALLOW_LOCAL_PROP_OVERRIDE=0",
"-DALLOW_PERMISSIVE_SELINUX=0",
@@ -88,6 +90,7 @@
"-DWORLD_WRITABLE_KMSG=0",
"-DDUMP_ON_UMOUNT_FAILURE=0",
"-DSHUTDOWN_ZERO_TIMEOUT=0",
+ "-DINIT_FULL_SOURCES",
],
product_variables: {
debuggable: {
@@ -267,6 +270,37 @@
static_libs: ["libinit"],
}
+cc_defaults {
+ name: "libinit_test_utils_libraries_defaults",
+ shared_libs: [
+ "libbase",
+ "libcutils",
+ "libselinux",
+ "libhidl-gen-utils",
+ "liblog",
+ "libprocessgroup",
+ "libprotobuf-cpp-lite",
+ ],
+}
+
+cc_library_static {
+ name: "libinit_test_utils",
+ defaults: ["libinit_test_utils_libraries_defaults"],
+ cflags: [
+ "-Wall",
+ "-Wextra",
+ "-Wno-unused-parameter",
+ "-Werror",
+ ],
+ srcs: init_common_sources + [
+ "test_utils/service_utils.cpp",
+ ],
+ whole_static_libs: [
+ "libcap",
+ ],
+ export_include_dirs: ["test_utils/include"], // for tests
+}
+
// Host Verifier
// ------------------------------------------------------------------------------
diff --git a/init/action_manager.cpp b/init/action_manager.cpp
index ebca762..b45f5cd 100644
--- a/init/action_manager.cpp
+++ b/init/action_manager.cpp
@@ -41,10 +41,12 @@
}
void ActionManager::QueueEventTrigger(const std::string& trigger) {
+ auto lock = std::lock_guard{event_queue_lock_};
event_queue_.emplace(trigger);
}
void ActionManager::QueuePropertyChange(const std::string& name, const std::string& value) {
+ auto lock = std::lock_guard{event_queue_lock_};
event_queue_.emplace(std::make_pair(name, value));
}
@@ -53,6 +55,7 @@
}
void ActionManager::QueueBuiltinAction(BuiltinFunction func, const std::string& name) {
+ auto lock = std::lock_guard{event_queue_lock_};
auto action = std::make_unique<Action>(true, nullptr, "<Builtin Action>", 0, name,
std::map<std::string, std::string>{});
action->AddCommand(std::move(func), {name}, 0);
@@ -62,15 +65,18 @@
}
void ActionManager::ExecuteOneCommand() {
- // Loop through the event queue until we have an action to execute
- while (current_executing_actions_.empty() && !event_queue_.empty()) {
- for (const auto& action : actions_) {
- if (std::visit([&action](const auto& event) { return action->CheckEvent(event); },
- event_queue_.front())) {
- current_executing_actions_.emplace(action.get());
+ {
+ auto lock = std::lock_guard{event_queue_lock_};
+ // Loop through the event queue until we have an action to execute
+ while (current_executing_actions_.empty() && !event_queue_.empty()) {
+ for (const auto& action : actions_) {
+ if (std::visit([&action](const auto& event) { return action->CheckEvent(event); },
+ event_queue_.front())) {
+ current_executing_actions_.emplace(action.get());
+ }
}
+ event_queue_.pop();
}
- event_queue_.pop();
}
if (current_executing_actions_.empty()) {
@@ -103,6 +109,7 @@
}
bool ActionManager::HasMoreCommands() const {
+ auto lock = std::lock_guard{event_queue_lock_};
return !current_executing_actions_.empty() || !event_queue_.empty();
}
@@ -113,6 +120,7 @@
}
void ActionManager::ClearQueue() {
+ auto lock = std::lock_guard{event_queue_lock_};
// We are shutting down so don't claim the oneshot builtin actions back
current_executing_actions_ = {};
event_queue_ = {};
diff --git a/init/action_manager.h b/init/action_manager.h
index a2b95ac..b6f93d9 100644
--- a/init/action_manager.h
+++ b/init/action_manager.h
@@ -16,9 +16,12 @@
#pragma once
+#include <mutex>
#include <string>
#include <vector>
+#include <android-base/thread_annotations.h>
+
#include "action.h"
#include "builtins.h"
@@ -48,7 +51,9 @@
void operator=(ActionManager const&) = delete;
std::vector<std::unique_ptr<Action>> actions_;
- std::queue<std::variant<EventTrigger, PropertyChange, BuiltinAction>> event_queue_;
+ std::queue<std::variant<EventTrigger, PropertyChange, BuiltinAction>> event_queue_
+ GUARDED_BY(event_queue_lock_);
+ mutable std::mutex event_queue_lock_;
std::queue<const Action*> current_executing_actions_;
std::size_t current_command_;
};
diff --git a/init/action_parser.cpp b/init/action_parser.cpp
index f316871..52f6a1f 100644
--- a/init/action_parser.cpp
+++ b/init/action_parser.cpp
@@ -21,7 +21,7 @@
#include <android-base/properties.h>
#include <android-base/strings.h>
-#if defined(__ANDROID__)
+#ifdef INIT_FULL_SOURCES
#include "property_service.h"
#include "selinux.h"
#else
diff --git a/init/builtins.cpp b/init/builtins.cpp
index 200bfff..dd5af72 100644
--- a/init/builtins.cpp
+++ b/init/builtins.cpp
@@ -151,6 +151,7 @@
template <typename F>
static void ForEachServiceInClass(const std::string& classname, F function) {
+ auto lock = std::lock_guard{service_lock};
for (const auto& service : ServiceList::GetInstance()) {
if (service->classnames().count(classname)) std::invoke(function, service);
}
@@ -162,6 +163,7 @@
return {};
// Starting a class does not start services which are explicitly disabled.
// They must be started individually.
+ auto lock = std::lock_guard{service_lock};
for (const auto& service : ServiceList::GetInstance()) {
if (service->classnames().count(args[1])) {
if (auto result = service->StartIfNotDisabled(); !result.ok()) {
@@ -184,6 +186,7 @@
// stopped either.
return {};
}
+ auto lock = std::lock_guard{service_lock};
for (const auto& service : ServiceList::GetInstance()) {
if (service->classnames().count(args[1])) {
if (auto result = service->StartIfPostData(); !result.ok()) {
@@ -234,6 +237,7 @@
}
static Result<void> do_enable(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
Service* svc = ServiceList::GetInstance().FindService(args[1]);
if (!svc) return Error() << "Could not find service";
@@ -245,6 +249,7 @@
}
static Result<void> do_exec(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
auto service = Service::MakeTemporaryOneshotService(args.args);
if (!service.ok()) {
return Error() << "Could not create exec service: " << service.error();
@@ -258,6 +263,7 @@
}
static Result<void> do_exec_background(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
auto service = Service::MakeTemporaryOneshotService(args.args);
if (!service.ok()) {
return Error() << "Could not create exec background service: " << service.error();
@@ -271,6 +277,7 @@
}
static Result<void> do_exec_start(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
Service* service = ServiceList::GetInstance().FindService(args[1]);
if (!service) {
return Error() << "Service not found";
@@ -340,6 +347,7 @@
}
static Result<void> do_interface_restart(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
Service* svc = ServiceList::GetInstance().FindInterface(args[1]);
if (!svc) return Error() << "interface " << args[1] << " not found";
svc->Restart();
@@ -347,6 +355,7 @@
}
static Result<void> do_interface_start(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
Service* svc = ServiceList::GetInstance().FindInterface(args[1]);
if (!svc) return Error() << "interface " << args[1] << " not found";
if (auto result = svc->Start(); !result.ok()) {
@@ -356,6 +365,7 @@
}
static Result<void> do_interface_stop(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
Service* svc = ServiceList::GetInstance().FindInterface(args[1]);
if (!svc) return Error() << "interface " << args[1] << " not found";
svc->Stop();
@@ -740,6 +750,7 @@
}
static Result<void> do_start(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
Service* svc = ServiceList::GetInstance().FindService(args[1]);
if (!svc) return Error() << "service " << args[1] << " not found";
if (auto result = svc->Start(); !result.ok()) {
@@ -749,6 +760,7 @@
}
static Result<void> do_stop(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
Service* svc = ServiceList::GetInstance().FindService(args[1]);
if (!svc) return Error() << "service " << args[1] << " not found";
svc->Stop();
@@ -756,6 +768,7 @@
}
static Result<void> do_restart(const BuiltinArguments& args) {
+ auto lock = std::lock_guard{service_lock};
Service* svc = ServiceList::GetInstance().FindService(args[1]);
if (!svc) return Error() << "service " << args[1] << " not found";
svc->Restart();
@@ -1111,6 +1124,7 @@
function(StringPrintf("Exec service failed, status %d", siginfo.si_status));
}
});
+ auto lock = std::lock_guard{service_lock};
if (auto result = (*service)->ExecStart(); !result.ok()) {
function("ExecStart failed: " + result.error().message());
}
@@ -1250,6 +1264,7 @@
}
success &= parser.ParseConfigFile(c);
}
+ auto lock = std::lock_guard{service_lock};
ServiceList::GetInstance().MarkServicesUpdate();
if (success) {
return {};
diff --git a/init/init.cpp b/init/init.cpp
index 5bf1b36..63aefc1 100644
--- a/init/init.cpp
+++ b/init/init.cpp
@@ -33,7 +33,9 @@
#include <functional>
#include <map>
#include <memory>
+#include <mutex>
#include <optional>
+#include <thread>
#include <vector>
#include <android-base/chrono_utils.h>
@@ -95,15 +97,148 @@
static int signal_fd = -1;
static int property_fd = -1;
-static std::unique_ptr<Timer> waiting_for_prop(nullptr);
-static std::string wait_prop_name;
-static std::string wait_prop_value;
-static std::string shutdown_command;
-static bool do_shutdown = false;
-
static std::unique_ptr<Subcontext> subcontext;
+// Init epolls various FDs to wait for various inputs. It previously waited on property changes
+// with a blocking socket that contained the information related to the change, however, it was easy
+// to fill that socket and deadlock the system. Now we use locks to handle the property changes
+// directly in the property thread, however we still must wake the epoll to inform init that there
+// is a change to process, so we use this FD. It is non-blocking, since we do not care how many
+// times WakeEpoll() is called, only that the epoll will wake.
+static int wake_epoll_fd = -1;
+static void InstallInitNotifier(Epoll* epoll) {
+ int sockets[2];
+ if (socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC | SOCK_NONBLOCK, 0, sockets) != 0) {
+ PLOG(FATAL) << "Failed to socketpair() between property_service and init";
+ }
+ int epoll_fd = sockets[0];
+ wake_epoll_fd = sockets[1];
+
+ auto drain_socket = [epoll_fd] {
+ char buf[512];
+ while (read(epoll_fd, buf, sizeof(buf)) > 0) {
+ }
+ };
+
+ if (auto result = epoll->RegisterHandler(epoll_fd, drain_socket); !result.ok()) {
+ LOG(FATAL) << result.error();
+ }
+}
+
+static void WakeEpoll() {
+ constexpr char value[] = "1";
+ write(wake_epoll_fd, value, sizeof(value));
+}
+
+static class PropWaiterState {
+ public:
+ bool StartWaiting(const char* name, const char* value) {
+ auto lock = std::lock_guard{lock_};
+ if (waiting_for_prop_) {
+ return false;
+ }
+ if (GetProperty(name, "") != value) {
+ // Current property value is not equal to expected value
+ wait_prop_name_ = name;
+ wait_prop_value_ = value;
+ waiting_for_prop_.reset(new Timer());
+ } else {
+ LOG(INFO) << "start_waiting_for_property(\"" << name << "\", \"" << value
+ << "\"): already set";
+ }
+ return true;
+ }
+
+ void ResetWaitForProp() {
+ auto lock = std::lock_guard{lock_};
+ ResetWaitForPropLocked();
+ }
+
+ void CheckAndResetWait(const std::string& name, const std::string& value) {
+ auto lock = std::lock_guard{lock_};
+ // We always record how long init waited for ueventd to tell us cold boot finished.
+ // If we aren't waiting on this property, it means that ueventd finished before we even
+ // started to wait.
+ if (name == kColdBootDoneProp) {
+ auto time_waited = waiting_for_prop_ ? waiting_for_prop_->duration().count() : 0;
+ std::thread([time_waited] {
+ SetProperty("ro.boottime.init.cold_boot_wait", std::to_string(time_waited));
+ }).detach();
+ }
+
+ if (waiting_for_prop_) {
+ if (wait_prop_name_ == name && wait_prop_value_ == value) {
+ LOG(INFO) << "Wait for property '" << wait_prop_name_ << "=" << wait_prop_value_
+ << "' took " << *waiting_for_prop_;
+ ResetWaitForPropLocked();
+ WakeEpoll();
+ }
+ }
+ }
+
+ // This is not thread safe because it releases the lock when it returns, so the waiting state
+ // may change. However, we only use this function to prevent running commands in the main
+ // thread loop when we are waiting, so we do not care about false positives; only false
+ // negatives. StartWaiting() and this function are always called from the same thread, so false
+ // negatives are not possible and therefore we're okay.
+ bool MightBeWaiting() {
+ auto lock = std::lock_guard{lock_};
+ return static_cast<bool>(waiting_for_prop_);
+ }
+
+ private:
+ void ResetWaitForPropLocked() {
+ wait_prop_name_.clear();
+ wait_prop_value_.clear();
+ waiting_for_prop_.reset();
+ }
+
+ std::mutex lock_;
+ std::unique_ptr<Timer> waiting_for_prop_{nullptr};
+ std::string wait_prop_name_;
+ std::string wait_prop_value_;
+
+} prop_waiter_state;
+
+bool start_waiting_for_property(const char* name, const char* value) {
+ return prop_waiter_state.StartWaiting(name, value);
+}
+
+void ResetWaitForProp() {
+ prop_waiter_state.ResetWaitForProp();
+}
+
+static class ShutdownState {
+ public:
+ void TriggerShutdown(const std::string& command) {
+ // We can't call HandlePowerctlMessage() directly in this function,
+ // because it modifies the contents of the action queue, which can cause the action queue
+ // to get into a bad state if this function is called from a command being executed by the
+ // action queue. Instead we set this flag and ensure that shutdown happens before the next
+ // command is run in the main init loop.
+ auto lock = std::lock_guard{shutdown_command_lock_};
+ shutdown_command_ = command;
+ do_shutdown_ = true;
+ WakeEpoll();
+ }
+
+ std::optional<std::string> CheckShutdown() {
+ auto lock = std::lock_guard{shutdown_command_lock_};
+ if (do_shutdown_ && !IsShuttingDown()) {
+ do_shutdown_ = false;
+ return shutdown_command_;
+ }
+ return {};
+ }
+
+ private:
+ std::mutex shutdown_command_lock_;
+ std::string shutdown_command_;
+ bool do_shutdown_ = false;
+} shutdown_state;
+
void DumpState() {
+ auto lock = std::lock_guard{service_lock};
ServiceList::GetInstance().DumpState();
ActionManager::GetInstance().DumpState();
}
@@ -156,40 +291,7 @@
}
}
-bool start_waiting_for_property(const char *name, const char *value)
-{
- if (waiting_for_prop) {
- return false;
- }
- if (GetProperty(name, "") != value) {
- // Current property value is not equal to expected value
- wait_prop_name = name;
- wait_prop_value = value;
- waiting_for_prop.reset(new Timer());
- } else {
- LOG(INFO) << "start_waiting_for_property(\""
- << name << "\", \"" << value << "\"): already set";
- }
- return true;
-}
-
-void ResetWaitForProp() {
- wait_prop_name.clear();
- wait_prop_value.clear();
- waiting_for_prop.reset();
-}
-
-static void TriggerShutdown(const std::string& command) {
- // We can't call HandlePowerctlMessage() directly in this function,
- // because it modifies the contents of the action queue, which can cause the action queue
- // to get into a bad state if this function is called from a command being executed by the
- // action queue. Instead we set this flag and ensure that shutdown happens before the next
- // command is run in the main init loop.
- shutdown_command = command;
- do_shutdown = true;
-}
-
-void property_changed(const std::string& name, const std::string& value) {
+void PropertyChanged(const std::string& name, const std::string& value) {
// If the property is sys.powerctl, we bypass the event queue and immediately handle it.
// This is to ensure that init will always and immediately shutdown/reboot, regardless of
// if there are other pending events to process or if init is waiting on an exec service or
@@ -197,30 +299,20 @@
// In non-thermal-shutdown case, 'shutdown' trigger will be fired to let device specific
// commands to be executed.
if (name == "sys.powerctl") {
- TriggerShutdown(value);
+ trigger_shutdown(value);
}
- if (property_triggers_enabled) ActionManager::GetInstance().QueuePropertyChange(name, value);
-
- // We always record how long init waited for ueventd to tell us cold boot finished.
- // If we aren't waiting on this property, it means that ueventd finished before we even started
- // to wait.
- if (name == kColdBootDoneProp) {
- auto time_waited = waiting_for_prop ? waiting_for_prop->duration().count() : 0;
- SetProperty("ro.boottime.init.cold_boot_wait", std::to_string(time_waited));
+ if (property_triggers_enabled) {
+ ActionManager::GetInstance().QueuePropertyChange(name, value);
+ WakeEpoll();
}
- if (waiting_for_prop) {
- if (wait_prop_name == name && wait_prop_value == value) {
- LOG(INFO) << "Wait for property '" << wait_prop_name << "=" << wait_prop_value
- << "' took " << *waiting_for_prop;
- ResetWaitForProp();
- }
- }
+ prop_waiter_state.CheckAndResetWait(name, value);
}
static std::optional<boot_clock::time_point> HandleProcessActions() {
std::optional<boot_clock::time_point> next_process_action_time;
+ auto lock = std::lock_guard{service_lock};
for (const auto& s : ServiceList::GetInstance()) {
if ((s->flags() & SVC_RUNNING) && s->timeout_period()) {
auto timeout_time = s->time_started() + *s->timeout_period();
@@ -249,7 +341,7 @@
return next_process_action_time;
}
-static Result<void> DoControlStart(Service* service) {
+static Result<void> DoControlStart(Service* service) REQUIRES(service_lock) {
return service->Start();
}
@@ -258,7 +350,7 @@
return {};
}
-static Result<void> DoControlRestart(Service* service) {
+static Result<void> DoControlRestart(Service* service) REQUIRES(service_lock) {
service->Restart();
return {};
}
@@ -292,7 +384,7 @@
return control_message_functions;
}
-bool HandleControlMessage(const std::string& msg, const std::string& name, pid_t pid) {
+bool HandleControlMessage(const std::string& msg, const std::string& name, pid_t from_pid) {
const auto& map = get_control_message_map();
const auto it = map.find(msg);
@@ -301,7 +393,7 @@
return false;
}
- std::string cmdline_path = StringPrintf("proc/%d/cmdline", pid);
+ std::string cmdline_path = StringPrintf("proc/%d/cmdline", from_pid);
std::string process_cmdline;
if (ReadFileToString(cmdline_path, &process_cmdline)) {
std::replace(process_cmdline.begin(), process_cmdline.end(), '\0', ' ');
@@ -312,6 +404,8 @@
const ControlMessageFunction& function = it->second;
+ auto lock = std::lock_guard{service_lock};
+
Service* svc = nullptr;
switch (function.target) {
@@ -329,23 +423,24 @@
if (svc == nullptr) {
LOG(ERROR) << "Control message: Could not find '" << name << "' for ctl." << msg
- << " from pid: " << pid << " (" << process_cmdline << ")";
+ << " from pid: " << from_pid << " (" << process_cmdline << ")";
return false;
}
if (auto result = function.action(svc); !result.ok()) {
LOG(ERROR) << "Control message: Could not ctl." << msg << " for '" << name
- << "' from pid: " << pid << " (" << process_cmdline << "): " << result.error();
+ << "' from pid: " << from_pid << " (" << process_cmdline
+ << "): " << result.error();
return false;
}
LOG(INFO) << "Control message: Processed ctl." << msg << " for '" << name
- << "' from pid: " << pid << " (" << process_cmdline << ")";
+ << "' from pid: " << from_pid << " (" << process_cmdline << ")";
return true;
}
static Result<void> wait_for_coldboot_done_action(const BuiltinArguments& args) {
- if (!start_waiting_for_property(kColdBootDoneProp, "true")) {
+ if (!prop_waiter_state.StartWaiting(kColdBootDoneProp, "true")) {
LOG(FATAL) << "Could not wait for '" << kColdBootDoneProp << "'";
}
@@ -493,6 +588,7 @@
}
auto found = false;
+ auto lock = std::lock_guard{service_lock};
for (const auto& service : ServiceList::GetInstance()) {
auto svc = service.get();
if (svc->keycodes() == keycodes) {
@@ -579,44 +675,6 @@
}
}
-static void HandlePropertyFd() {
- auto message = ReadMessage(property_fd);
- if (!message.ok()) {
- LOG(ERROR) << "Could not read message from property service: " << message.error();
- return;
- }
-
- auto property_message = PropertyMessage{};
- if (!property_message.ParseFromString(*message)) {
- LOG(ERROR) << "Could not parse message from property service";
- return;
- }
-
- switch (property_message.msg_case()) {
- case PropertyMessage::kControlMessage: {
- auto& control_message = property_message.control_message();
- bool success = HandleControlMessage(control_message.msg(), control_message.name(),
- control_message.pid());
-
- uint32_t response = success ? PROP_SUCCESS : PROP_ERROR_HANDLE_CONTROL_MESSAGE;
- if (control_message.has_fd()) {
- int fd = control_message.fd();
- TEMP_FAILURE_RETRY(send(fd, &response, sizeof(response), 0));
- close(fd);
- }
- break;
- }
- case PropertyMessage::kChangedMessage: {
- auto& changed_message = property_message.changed_message();
- property_changed(changed_message.name(), changed_message.value());
- break;
- }
- default:
- LOG(ERROR) << "Unknown message type from property service: "
- << property_message.msg_case();
- }
-}
-
int SecondStageMain(int argc, char** argv) {
if (REBOOT_BOOTLOADER_ON_PANIC) {
InstallRebootSignalHandlers();
@@ -624,7 +682,7 @@
boot_clock::time_point start_time = boot_clock::now();
- trigger_shutdown = TriggerShutdown;
+ trigger_shutdown = [](const std::string& command) { shutdown_state.TriggerShutdown(command); };
SetStdioToDevNull(argv);
InitKernelLogging(argv);
@@ -684,11 +742,8 @@
}
InstallSignalFdHandler(&epoll);
-
+ InstallInitNotifier(&epoll);
StartPropertyService(&property_fd);
- if (auto result = epoll.RegisterHandler(property_fd, HandlePropertyFd); !result.ok()) {
- LOG(FATAL) << "Could not register epoll handler for property fd: " << result.error();
- }
// Make the time that init stages started available for bootstat to log.
RecordStageBoottimes(start_time);
@@ -723,11 +778,10 @@
if (false) DumpState();
// Make the GSI status available before scripts start running.
- if (android::gsi::IsGsiRunning()) {
- SetProperty("ro.gsid.image_running", "1");
- } else {
- SetProperty("ro.gsid.image_running", "0");
- }
+ auto is_running = android::gsi::IsGsiRunning() ? "1" : "0";
+ SetProperty(gsi::kGsiBootedProp, is_running);
+ auto is_installed = android::gsi::IsGsiInstalled() ? "1" : "0";
+ SetProperty(gsi::kGsiInstalledProp, is_installed);
am.QueueBuiltinAction(SetupCgroupsAction, "SetupCgroups");
am.QueueBuiltinAction(SetKptrRestrictAction, "SetKptrRestrict");
@@ -742,6 +796,7 @@
Keychords keychords;
am.QueueBuiltinAction(
[&epoll, &keychords](const BuiltinArguments& args) -> Result<void> {
+ auto lock = std::lock_guard{service_lock};
for (const auto& svc : ServiceList::GetInstance()) {
keychords.Register(svc->keycodes());
}
@@ -772,12 +827,12 @@
// By default, sleep until something happens.
auto epoll_timeout = std::optional<std::chrono::milliseconds>{};
- if (do_shutdown && !IsShuttingDown()) {
- do_shutdown = false;
- HandlePowerctlMessage(shutdown_command);
+ auto shutdown_command = shutdown_state.CheckShutdown();
+ if (shutdown_command) {
+ HandlePowerctlMessage(*shutdown_command);
}
- if (!(waiting_for_prop || Service::is_exec_service_running())) {
+ if (!(prop_waiter_state.MightBeWaiting() || Service::is_exec_service_running())) {
am.ExecuteOneCommand();
}
if (!IsShuttingDown()) {
@@ -791,7 +846,7 @@
}
}
- if (!(waiting_for_prop || Service::is_exec_service_running())) {
+ if (!(prop_waiter_state.MightBeWaiting() || Service::is_exec_service_running())) {
// If there's more work to do, wake up again immediately.
if (am.HasMoreCommands()) epoll_timeout = 0ms;
}
diff --git a/init/init.h b/init/init.h
index 4bbca6f..bcf24e7 100644
--- a/init/init.h
+++ b/init/init.h
@@ -41,6 +41,9 @@
void SendStopSendingMessagesMessage();
void SendStartSendingMessagesMessage();
+void PropertyChanged(const std::string& name, const std::string& value);
+bool HandleControlMessage(const std::string& msg, const std::string& name, pid_t from_pid);
+
int SecondStageMain(int argc, char** argv);
} // namespace init
diff --git a/init/init_test.cpp b/init/init_test.cpp
index caf3e03..3053bd8 100644
--- a/init/init_test.cpp
+++ b/init/init_test.cpp
@@ -167,6 +167,7 @@
ServiceList service_list;
TestInitText(init_script, BuiltinFunctionMap(), {}, &service_list);
+ auto lock = std::lock_guard{service_lock};
ASSERT_EQ(1, std::distance(service_list.begin(), service_list.end()));
auto service = service_list.begin()->get();
diff --git a/init/lmkd_service.cpp b/init/lmkd_service.cpp
index dd1ab4d..a531d0a 100644
--- a/init/lmkd_service.cpp
+++ b/init/lmkd_service.cpp
@@ -79,7 +79,8 @@
}
static void RegisterServices(pid_t exclude_pid) {
- for (const auto& service : ServiceList::GetInstance().services()) {
+ auto lock = std::lock_guard{service_lock};
+ for (const auto& service : ServiceList::GetInstance()) {
auto svc = service.get();
if (svc->oom_score_adjust() != DEFAULT_OOM_SCORE_ADJUST) {
// skip if process is excluded or not yet forked (pid==0)
diff --git a/init/mount_namespace.cpp b/init/mount_namespace.cpp
index 0749fe3..2175075 100644
--- a/init/mount_namespace.cpp
+++ b/init/mount_namespace.cpp
@@ -29,6 +29,7 @@
#include <android-base/unique_fd.h>
#include <apex_manifest.pb.h>
+#include "property_service.h"
#include "util.h"
namespace android {
@@ -290,6 +291,14 @@
return true;
}
if (default_ns_id != GetMountNamespaceId()) {
+ // The property service thread and its descendent threads must be in the correct mount
+ // namespace to call Service::Start(), however setns() only operates on a single thread and
+ // fails when secondary threads attempt to join the same mount namespace. Therefore, we
+ // must join the property service thread and its descendents before the setns() call. Those
+ // threads are then started again after the setns() call, and they'll be in the proper
+ // namespace.
+ PausePropertyService();
+
if (setns(default_ns_fd.get(), CLONE_NEWNS) == -1) {
PLOG(ERROR) << "Failed to switch back to the default mount namespace.";
return false;
@@ -299,6 +308,8 @@
LOG(ERROR) << result.error();
return false;
}
+
+ ResumePropertyService();
}
LOG(INFO) << "Switched to default mount namespace";
@@ -312,10 +323,20 @@
}
if (bootstrap_ns_id != GetMountNamespaceId() && bootstrap_ns_fd.get() != -1 &&
IsApexUpdatable()) {
+ // The property service thread and its descendent threads must be in the correct mount
+ // namespace to call Service::Start(), however setns() only operates on a single thread and
+ // fails when secondary threads attempt to join the same mount namespace. Therefore, we
+ // must join the property service thread and its descendents before the setns() call. Those
+ // threads are then started again after the setns() call, and they'll be in the proper
+ // namespace.
+ PausePropertyService();
+
if (setns(bootstrap_ns_fd.get(), CLONE_NEWNS) == -1) {
PLOG(ERROR) << "Failed to switch to bootstrap mount namespace.";
return false;
}
+
+ ResumePropertyService();
}
return true;
}
diff --git a/init/property_service.cpp b/init/property_service.cpp
index 84644e8..319a241 100644
--- a/init/property_service.cpp
+++ b/init/property_service.cpp
@@ -92,8 +92,10 @@
static bool persistent_properties_loaded = false;
static int property_set_fd = -1;
+static int from_init_socket = -1;
static int init_socket = -1;
static bool accept_messages = false;
+static std::thread property_service_thread;
static PropertyInfoAreaFile property_info_area;
@@ -147,17 +149,6 @@
return has_access;
}
-static void SendPropertyChanged(const std::string& name, const std::string& value) {
- auto property_msg = PropertyMessage{};
- auto* changed_message = property_msg.mutable_changed_message();
- changed_message->set_name(name);
- changed_message->set_value(value);
-
- if (auto result = SendMessage(init_socket, property_msg); !result.ok()) {
- LOG(ERROR) << "Failed to send property changed message: " << result.error();
- }
-}
-
static uint32_t PropertySet(const std::string& name, const std::string& value, std::string* error) {
size_t valuelen = value.size();
@@ -196,47 +187,137 @@
// If init hasn't started its main loop, then it won't be handling property changed messages
// anyway, so there's no need to try to send them.
if (accept_messages) {
- SendPropertyChanged(name, value);
+ PropertyChanged(name, value);
}
return PROP_SUCCESS;
}
-class AsyncRestorecon {
+template <typename T>
+class SingleThreadExecutor {
public:
- void TriggerRestorecon(const std::string& path) {
- auto guard = std::lock_guard{mutex_};
- paths_.emplace(path);
+ virtual ~SingleThreadExecutor() {}
- if (!thread_started_) {
- thread_started_ = true;
- std::thread{&AsyncRestorecon::ThreadFunction, this}.detach();
+ template <typename F = T>
+ void Run(F&& item) {
+ auto guard = std::lock_guard{mutex_};
+ items_.emplace(std::forward<F>(item));
+
+ if (thread_state_ == ThreadState::kRunning || thread_state_ == ThreadState::kStopped) {
+ return;
+ }
+
+ if (thread_state_ == ThreadState::kPendingJoin) {
+ thread_.join();
+ }
+
+ StartThread();
+ }
+
+ void StopAndJoin() {
+ auto lock = std::unique_lock{mutex_};
+ if (thread_state_ == ThreadState::kPendingJoin) {
+ thread_.join();
+ } else if (thread_state_ == ThreadState::kRunning) {
+ thread_state_ = ThreadState::kStopped;
+ lock.unlock();
+ thread_.join();
+ lock.lock();
+ }
+
+ thread_state_ = ThreadState::kStopped;
+ }
+
+ void Restart() {
+ auto guard = std::lock_guard{mutex_};
+ if (items_.empty()) {
+ thread_state_ = ThreadState::kNotStarted;
+ } else {
+ StartThread();
+ }
+ }
+
+ void MaybeJoin() {
+ auto guard = std::lock_guard{mutex_};
+ if (thread_state_ == ThreadState::kPendingJoin) {
+ thread_.join();
+ thread_state_ = ThreadState::kNotStarted;
}
}
private:
+ virtual void Execute(T&& item) = 0;
+
+ void StartThread() {
+ thread_state_ = ThreadState::kRunning;
+ auto thread = std::thread{&SingleThreadExecutor::ThreadFunction, this};
+ std::swap(thread_, thread);
+ }
+
void ThreadFunction() {
auto lock = std::unique_lock{mutex_};
- while (!paths_.empty()) {
- auto path = paths_.front();
- paths_.pop();
+ while (!items_.empty()) {
+ auto item = items_.front();
+ items_.pop();
lock.unlock();
- if (selinux_android_restorecon(path.c_str(), SELINUX_ANDROID_RESTORECON_RECURSE) != 0) {
- LOG(ERROR) << "Asynchronous restorecon of '" << path << "' failed'";
- }
- android::base::SetProperty(kRestoreconProperty, path);
+ Execute(std::move(item));
lock.lock();
}
- thread_started_ = false;
+ if (thread_state_ != ThreadState::kStopped) {
+ thread_state_ = ThreadState::kPendingJoin;
+ }
}
std::mutex mutex_;
- std::queue<std::string> paths_;
- bool thread_started_ = false;
+ std::queue<T> items_;
+ enum class ThreadState {
+ kNotStarted, // Initial state when starting the program or when restarting with no items to
+ // process.
+ kRunning, // The thread is running and is in a state that it will process new items if
+ // are run.
+ kPendingJoin, // The thread has run to completion and is pending join(). A new thread must
+ // be launched for new items to be processed.
+ kStopped, // This executor has stopped and will not process more items until Restart() is
+ // called. Currently pending items will be processed and the thread will be
+ // joined.
+ };
+ ThreadState thread_state_ = ThreadState::kNotStarted;
+ std::thread thread_;
};
+class RestoreconThread : public SingleThreadExecutor<std::string> {
+ virtual void Execute(std::string&& path) override {
+ if (selinux_android_restorecon(path.c_str(), SELINUX_ANDROID_RESTORECON_RECURSE) != 0) {
+ LOG(ERROR) << "Asynchronous restorecon of '" << path << "' failed'";
+ }
+ android::base::SetProperty(kRestoreconProperty, path);
+ }
+};
+
+struct ControlMessageInfo {
+ std::string message;
+ std::string name;
+ pid_t pid;
+ int fd;
+};
+
+class ControlMessageThread : public SingleThreadExecutor<ControlMessageInfo> {
+ virtual void Execute(ControlMessageInfo&& info) override {
+ bool success = HandleControlMessage(info.message, info.name, info.pid);
+
+ uint32_t response = success ? PROP_SUCCESS : PROP_ERROR_HANDLE_CONTROL_MESSAGE;
+ if (info.fd != -1) {
+ TEMP_FAILURE_RETRY(send(info.fd, &response, sizeof(response), 0));
+ close(info.fd);
+ }
+ }
+};
+
+static RestoreconThread restorecon_thread;
+static ControlMessageThread control_message_thread;
+
class SocketConnection {
public:
SocketConnection(int socket, const ucred& cred) : socket_(socket), cred_(cred) {}
@@ -378,29 +459,17 @@
return PROP_ERROR_HANDLE_CONTROL_MESSAGE;
}
- auto property_msg = PropertyMessage{};
- auto* control_message = property_msg.mutable_control_message();
- control_message->set_msg(msg);
- control_message->set_name(name);
- control_message->set_pid(pid);
-
- // We must release the fd before sending it to init, otherwise there will be a race with init.
- // If init calls close() before Release(), then fdsan will see the wrong tag and abort().
+ // We must release the fd before spawning the thread, otherwise there will be a race with the
+ // thread. If the thread calls close() before this function calls Release(), then fdsan will see
+ // the wrong tag and abort().
int fd = -1;
if (socket != nullptr && SelinuxGetVendorAndroidVersion() > __ANDROID_API_Q__) {
fd = socket->Release();
- control_message->set_fd(fd);
}
- if (auto result = SendMessage(init_socket, property_msg); !result.ok()) {
- // We've already released the fd above, so if we fail to send the message to init, we need
- // to manually free it here.
- if (fd != -1) {
- close(fd);
- }
- *error = "Failed to send control message: " + result.error().message();
- return PROP_ERROR_HANDLE_CONTROL_MESSAGE;
- }
+ // Handling a control message likely calls SetProperty, which we must synchronously handle,
+ // therefore we must fork a thread to handle it.
+ control_message_thread.Run({msg, name, pid, fd});
return PROP_SUCCESS;
}
@@ -502,8 +571,7 @@
// We use a thread to do this restorecon operation to prevent holding up init, as it may take
// a long time to complete.
if (name == kRestoreconProperty && cr.pid != 1 && !value.empty()) {
- static AsyncRestorecon async_restorecon;
- async_restorecon.TriggerRestorecon(value);
+ restorecon_thread.Run(value);
return PROP_SUCCESS;
}
@@ -745,7 +813,9 @@
static void update_sys_usb_config() {
bool is_debuggable = android::base::GetBoolProperty("ro.debuggable", false);
std::string config = android::base::GetProperty("persist.sys.usb.config", "");
- if (config.empty()) {
+ // b/150130503, add (config == "none") condition here to prevent appending
+ // ",adb" if "none" is explicitly defined in default prop.
+ if (config.empty() || config == "none") {
InitPropertySet("persist.sys.usb.config", is_debuggable ? "adb" : "none");
} else if (is_debuggable && config.find("adb") == std::string::npos &&
config.length() + 4 < PROP_VALUE_MAX) {
@@ -1082,6 +1152,8 @@
PropertyLoadBootDefaults();
}
+static bool pause_property_service = false;
+
static void HandleInitSocket() {
auto message = ReadMessage(init_socket);
if (!message.ok()) {
@@ -1116,6 +1188,10 @@
accept_messages = true;
break;
}
+ case InitMessage::kPausePropertyService: {
+ pause_property_service = true;
+ break;
+ }
default:
LOG(ERROR) << "Unknown message type from init: " << init_message.msg_case();
}
@@ -1136,7 +1212,7 @@
LOG(FATAL) << result.error();
}
- while (true) {
+ while (!pause_property_service) {
auto pending_functions = epoll.Wait(std::nullopt);
if (!pending_functions.ok()) {
LOG(ERROR) << pending_functions.error();
@@ -1145,9 +1221,34 @@
(*function)();
}
}
+ control_message_thread.MaybeJoin();
+ restorecon_thread.MaybeJoin();
}
}
+void SendStopPropertyServiceMessage() {
+ auto init_message = InitMessage{};
+ init_message.set_pause_property_service(true);
+ if (auto result = SendMessage(from_init_socket, init_message); !result.ok()) {
+ LOG(ERROR) << "Failed to send stop property service message: " << result.error();
+ }
+}
+
+void PausePropertyService() {
+ control_message_thread.StopAndJoin();
+ restorecon_thread.StopAndJoin();
+ SendStopPropertyServiceMessage();
+ property_service_thread.join();
+}
+
+void ResumePropertyService() {
+ pause_property_service = false;
+ auto new_thread = std::thread{PropertyServiceThread};
+ property_service_thread.swap(new_thread);
+ restorecon_thread.Restart();
+ control_message_thread.Restart();
+}
+
void StartPropertyService(int* epoll_socket) {
InitPropertySet("ro.property_service.version", "2");
@@ -1155,7 +1256,7 @@
if (socketpair(AF_UNIX, SOCK_SEQPACKET | SOCK_CLOEXEC, 0, sockets) != 0) {
PLOG(FATAL) << "Failed to socketpair() between property_service and init";
}
- *epoll_socket = sockets[0];
+ *epoll_socket = from_init_socket = sockets[0];
init_socket = sockets[1];
accept_messages = true;
@@ -1169,7 +1270,8 @@
listen(property_set_fd, 8);
- std::thread{PropertyServiceThread}.detach();
+ auto new_thread = std::thread{PropertyServiceThread};
+ property_service_thread.swap(new_thread);
}
} // namespace init
diff --git a/init/property_service.h b/init/property_service.h
index 506d116..e921326 100644
--- a/init/property_service.h
+++ b/init/property_service.h
@@ -31,6 +31,8 @@
void PropertyInit();
void StartPropertyService(int* epoll_socket);
+void ResumePropertyService();
+void PausePropertyService();
} // namespace init
} // namespace android
diff --git a/init/property_service.proto b/init/property_service.proto
index 08268d9..36245b2 100644
--- a/init/property_service.proto
+++ b/init/property_service.proto
@@ -41,5 +41,6 @@
bool load_persistent_properties = 1;
bool stop_sending_messages = 2;
bool start_sending_messages = 3;
+ bool pause_property_service = 4;
};
}
diff --git a/init/reboot.cpp b/init/reboot.cpp
index 048c1e7..cad192d 100644
--- a/init/reboot.cpp
+++ b/init/reboot.cpp
@@ -85,7 +85,7 @@
static const std::set<std::string> kDebuggingServices{"tombstoned", "logd", "adbd", "console"};
-static std::vector<Service*> GetDebuggingServices(bool only_post_data) {
+static std::vector<Service*> GetDebuggingServices(bool only_post_data) REQUIRES(service_lock) {
std::vector<Service*> ret;
ret.reserve(kDebuggingServices.size());
for (const auto& s : ServiceList::GetInstance()) {
@@ -96,8 +96,10 @@
return ret;
}
-static void PersistRebootReason(const char* reason) {
- SetProperty(LAST_REBOOT_REASON_PROPERTY, reason);
+static void PersistRebootReason(const char* reason, bool write_to_property) {
+ if (write_to_property) {
+ SetProperty(LAST_REBOOT_REASON_PROPERTY, reason);
+ }
WriteStringToFile(reason, LAST_REBOOT_REASON_FILE);
}
@@ -179,7 +181,7 @@
};
// Turn off backlight while we are performing power down cleanup activities.
-static void TurnOffBacklight() {
+static void TurnOffBacklight() REQUIRES(service_lock) {
Service* service = ServiceList::GetInstance().FindService("blank_screen");
if (service == nullptr) {
LOG(WARNING) << "cannot find blank_screen in TurnOffBacklight";
@@ -535,14 +537,6 @@
Timer t;
LOG(INFO) << "Reboot start, reason: " << reason << ", reboot_target: " << reboot_target;
- // If /data isn't mounted then we can skip the extra reboot steps below, since we don't need to
- // worry about unmounting it.
- if (!IsDataMounted()) {
- sync();
- RebootSystem(cmd, reboot_target);
- abort();
- }
-
// Ensure last reboot reason is reduced to canonical
// alias reported in bootloader or system boot reason.
size_t skip = 0;
@@ -552,9 +546,17 @@
reasons[1] == "hard" || reasons[1] == "warm")) {
skip = strlen("reboot,");
}
- PersistRebootReason(reason.c_str() + skip);
+ PersistRebootReason(reason.c_str() + skip, true);
sync();
+ // If /data isn't mounted then we can skip the extra reboot steps below, since we don't need to
+ // worry about unmounting it.
+ if (!IsDataMounted()) {
+ sync();
+ RebootSystem(cmd, reboot_target);
+ abort();
+ }
+
bool is_thermal_shutdown = cmd == ANDROID_RB_THERMOFF;
auto shutdown_timeout = 0ms;
@@ -587,6 +589,7 @@
// Start reboot monitor thread
sem_post(&reboot_semaphore);
+ auto lock = std::lock_guard{service_lock};
// watchdogd is a vendor specific component but should be alive to complete shutdown safely.
const std::set<std::string> to_starts{"watchdogd"};
std::vector<Service*> stop_first;
@@ -706,6 +709,7 @@
// Skip wait for prop if it is in progress
ResetWaitForProp();
// Clear EXEC flag if there is one pending
+ auto lock = std::lock_guard{service_lock};
for (const auto& s : ServiceList::GetInstance()) {
s->UnSetExec();
}
@@ -749,6 +753,7 @@
return Error() << "Failed to set sys.init.userspace_reboot.in_progress property";
}
EnterShutdown();
+ auto lock = std::lock_guard{service_lock};
if (!SetProperty("sys.powerctl", "")) {
return Error() << "Failed to reset sys.powerctl property";
}
@@ -815,6 +820,7 @@
LOG(INFO) << "Re-enabling service '" << s->name() << "'";
s->Enable();
}
+ ServiceList::GetInstance().ResetState();
LeaveShutdown();
ActionManager::GetInstance().QueueEventTrigger("userspace-reboot-resume");
guard.Disable(); // Go on with userspace reboot.
@@ -833,7 +839,8 @@
if (!WaitForProperty("sys.boot_completed", "1", timeout)) {
LOG(ERROR) << "Failed to boot in " << timeout.count() << "ms. Switching to full reboot";
// In this case device is in a boot loop. Only way to recover is to do dirty reboot.
- PersistRebootReason("userspace_failed,watchdog_triggered");
+ // Since init might be wedged, don't try to write reboot reason into a persistent property.
+ PersistRebootReason("userspace_failed,watchdog_triggered", false);
RebootSystem(ANDROID_RB_RESTART2, "userspace_failed,watchdog_triggered");
}
LOG(INFO) << "Device booted, stopping userspace reboot watchdog";
@@ -907,6 +914,7 @@
run_fsck = true;
} else if (cmd_params[1] == "thermal") {
// Turn off sources of heat immediately.
+ auto lock = std::lock_guard{service_lock};
TurnOffBacklight();
// run_fsck is false to avoid delay
cmd = ANDROID_RB_THERMOFF;
diff --git a/init/security.cpp b/init/security.cpp
index 6cbe642..2450d65 100644
--- a/init/security.cpp
+++ b/init/security.cpp
@@ -128,8 +128,7 @@
#define MMAP_RND_PATH "/proc/sys/vm/mmap_rnd_bits"
#define MMAP_RND_COMPAT_PATH "/proc/sys/vm/mmap_rnd_compat_bits"
-// __attribute__((unused)) due to lack of mips support: see mips block in SetMmapRndBitsAction
-static bool __attribute__((unused)) SetMmapRndBitsMin(int start, int min, bool compat) {
+static bool SetMmapRndBitsMin(int start, int min, bool compat) {
std::string path;
if (compat) {
path = MMAP_RND_COMPAT_PATH;
@@ -174,9 +173,6 @@
if (SetMmapRndBitsMin(16, 16, h64)) {
return {};
}
-#elif defined(__mips__) || defined(__mips64__)
- // TODO: add mips support b/27788820
- return {};
#else
LOG(ERROR) << "Unknown architecture";
#endif
diff --git a/init/selinux.cpp b/init/selinux.cpp
index c5b7576..2faa167 100644
--- a/init/selinux.cpp
+++ b/init/selinux.cpp
@@ -535,7 +535,9 @@
selinux_android_restorecon("/linkerconfig", 0);
- selinux_android_restorecon(gsi::kDsuAvbKeyDir, SELINUX_ANDROID_RESTORECON_RECURSE);
+ // adb remount, snapshot-based updates, and DSUs all create files during
+ // first-stage init.
+ selinux_android_restorecon("/metadata", SELINUX_ANDROID_RESTORECON_RECURSE);
}
int SelinuxKlogCallback(int type, const char* fmt, ...) {
diff --git a/init/service.cpp b/init/service.cpp
index 665a1b0..b12d11a 100644
--- a/init/service.cpp
+++ b/init/service.cpp
@@ -40,7 +40,7 @@
#include "service_list.h"
#include "util.h"
-#if defined(__ANDROID__)
+#ifdef INIT_FULL_SOURCES
#include <ApexProperties.sysprop.h>
#include <android/api-level.h>
@@ -303,7 +303,7 @@
return;
}
-#if defined(__ANDROID__)
+#if INIT_FULL_SOURCES
static bool is_apex_updatable = android::sysprop::ApexProperties::updatable().value_or(false);
#else
static bool is_apex_updatable = false;
diff --git a/init/service.h b/init/service.h
index cf3f0c2..d2a4462 100644
--- a/init/service.h
+++ b/init/service.h
@@ -27,12 +27,14 @@
#include <vector>
#include <android-base/chrono_utils.h>
+#include <android-base/thread_annotations.h>
#include <cutils/iosched_policy.h>
#include "action.h"
#include "capabilities.h"
#include "keyword_map.h"
#include "parser.h"
+#include "service_lock.h"
#include "service_utils.h"
#include "subcontext.h"
@@ -77,17 +79,17 @@
bool IsRunning() { return (flags_ & SVC_RUNNING) != 0; }
bool IsEnabled() { return (flags_ & SVC_DISABLED) == 0; }
- Result<void> ExecStart();
- Result<void> Start();
- Result<void> StartIfNotDisabled();
- Result<void> StartIfPostData();
- Result<void> Enable();
+ Result<void> ExecStart() REQUIRES(service_lock);
+ Result<void> Start() REQUIRES(service_lock);
+ Result<void> StartIfNotDisabled() REQUIRES(service_lock);
+ Result<void> StartIfPostData() REQUIRES(service_lock);
+ Result<void> Enable() REQUIRES(service_lock);
void Reset();
void ResetIfPostData();
void Stop();
void Terminate();
void Timeout();
- void Restart();
+ void Restart() REQUIRES(service_lock);
void Reap(const siginfo_t& siginfo);
void DumpState() const;
void SetShutdownCritical() { flags_ |= SVC_SHUTDOWN_CRITICAL; }
diff --git a/init/service_list.h b/init/service_list.h
index 1838624..280a228 100644
--- a/init/service_list.h
+++ b/init/service_list.h
@@ -17,9 +17,13 @@
#pragma once
#include <memory>
+#include <mutex>
#include <vector>
+#include <android-base/thread_annotations.h>
+
#include "service.h"
+#include "service_lock.h"
namespace android {
namespace init {
@@ -32,16 +36,16 @@
ServiceList();
size_t CheckAllCommands();
- void AddService(std::unique_ptr<Service> service);
- void RemoveService(const Service& svc);
+ void AddService(std::unique_ptr<Service> service) REQUIRES(service_lock);
+ void RemoveService(const Service& svc) REQUIRES(service_lock);
template <class UnaryPredicate>
- void RemoveServiceIf(UnaryPredicate predicate) {
+ void RemoveServiceIf(UnaryPredicate predicate) REQUIRES(service_lock) {
services_.erase(std::remove_if(services_.begin(), services_.end(), predicate),
services_.end());
}
template <typename T, typename F = decltype(&Service::name)>
- Service* FindService(T value, F function = &Service::name) const {
+ Service* FindService(T value, F function = &Service::name) const REQUIRES(service_lock) {
auto svc = std::find_if(services_.begin(), services_.end(),
[&function, &value](const std::unique_ptr<Service>& s) {
return std::invoke(function, s) == value;
@@ -52,7 +56,7 @@
return nullptr;
}
- Service* FindInterface(const std::string& interface_name) {
+ Service* FindInterface(const std::string& interface_name) REQUIRES(service_lock) {
for (const auto& svc : services_) {
if (svc->interfaces().count(interface_name) > 0) {
return svc.get();
@@ -62,18 +66,25 @@
return nullptr;
}
- void DumpState() const;
+ void DumpState() const REQUIRES(service_lock);
- auto begin() const { return services_.begin(); }
- auto end() const { return services_.end(); }
- const std::vector<std::unique_ptr<Service>>& services() const { return services_; }
- const std::vector<Service*> services_in_shutdown_order() const;
+ auto begin() const REQUIRES(service_lock) { return services_.begin(); }
+ auto end() const REQUIRES(service_lock) { return services_.end(); }
+ const std::vector<std::unique_ptr<Service>>& services() const REQUIRES(service_lock) {
+ return services_;
+ }
+ const std::vector<Service*> services_in_shutdown_order() const REQUIRES(service_lock);
void MarkPostData();
bool IsPostData();
- void MarkServicesUpdate();
+ void MarkServicesUpdate() REQUIRES(service_lock);
bool IsServicesUpdated() const { return services_update_finished_; }
- void DelayService(const Service& service);
+ void DelayService(const Service& service) REQUIRES(service_lock);
+
+ void ResetState() {
+ post_data_ = false;
+ services_update_finished_ = false;
+ }
private:
std::vector<std::unique_ptr<Service>> services_;
diff --git a/init/service_lock.cpp b/init/service_lock.cpp
new file mode 100644
index 0000000..404d439
--- /dev/null
+++ b/init/service_lock.cpp
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "service_lock.h"
+
+namespace android {
+namespace init {
+
+RecursiveMutex service_lock;
+
+} // namespace init
+} // namespace android
diff --git a/init/service_lock.h b/init/service_lock.h
new file mode 100644
index 0000000..6b94271
--- /dev/null
+++ b/init/service_lock.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <mutex>
+
+#include <android-base/thread_annotations.h>
+
+namespace android {
+namespace init {
+
+// This class exists to add thread annotations, since they're absent from std::recursive_mutex.
+
+class CAPABILITY("mutex") RecursiveMutex {
+ public:
+ void lock() ACQUIRE() { mutex_.lock(); }
+ void unlock() RELEASE() { mutex_.unlock(); }
+
+ private:
+ std::recursive_mutex mutex_;
+};
+
+extern RecursiveMutex service_lock;
+
+} // namespace init
+} // namespace android
diff --git a/init/service_parser.cpp b/init/service_parser.cpp
index 4b04ba0..51f4c97 100644
--- a/init/service_parser.cpp
+++ b/init/service_parser.cpp
@@ -34,7 +34,7 @@
#include "service_utils.h"
#include "util.h"
-#if defined(__ANDROID__)
+#ifdef INIT_FULL_SOURCES
#include <android/api-level.h>
#include <sys/system_properties.h>
@@ -168,6 +168,7 @@
const std::string fullname = interface_name + "/" + instance_name;
+ auto lock = std::lock_guard{service_lock};
for (const auto& svc : *service_list_) {
if (svc->interfaces().count(fullname) > 0) {
return Error() << "Interface '" << fullname << "' redefined in " << service_->name()
@@ -598,6 +599,7 @@
}
}
+ auto lock = std::lock_guard{service_lock};
Service* old_service = service_list_->FindService(service_->name());
if (old_service) {
if (!service_->is_override()) {
diff --git a/init/sigchld_handler.cpp b/init/sigchld_handler.cpp
index 9b2c7d9..064d64d 100644
--- a/init/sigchld_handler.cpp
+++ b/init/sigchld_handler.cpp
@@ -64,6 +64,8 @@
std::string wait_string;
Service* service = nullptr;
+ auto lock = std::lock_guard{service_lock};
+
if (SubcontextChildReap(pid)) {
name = "Subcontext";
} else {
diff --git a/init/subcontext.cpp b/init/subcontext.cpp
index 3260159..5263c14 100644
--- a/init/subcontext.cpp
+++ b/init/subcontext.cpp
@@ -31,7 +31,7 @@
#include "proto_utils.h"
#include "util.h"
-#if defined(__ANDROID__)
+#ifdef INIT_FULL_SOURCES
#include <android/api-level.h>
#include "property_service.h"
#include "selabel.h"
diff --git a/init/test_utils/Android.bp b/init/test_utils/Android.bp
deleted file mode 100644
index 1cb05b6..0000000
--- a/init/test_utils/Android.bp
+++ /dev/null
@@ -1,27 +0,0 @@
-cc_library_static {
- name: "libinit_test_utils",
- cflags: [
- "-Wall",
- "-Wextra",
- "-Wno-unused-parameter",
- "-Werror",
- ],
- srcs: [
- "service_utils.cpp",
- ],
- shared_libs: [
- "libcutils",
- "liblog",
- "libjsoncpp",
- "libprotobuf-cpp-lite",
- "libhidl-gen-utils",
- ],
- whole_static_libs: [
- "libinit",
- "libpropertyinfoparser",
- ],
- static_libs: [
- "libbase",
- ],
- export_include_dirs: ["include"], // for tests
-}
diff --git a/init/util.cpp b/init/util.cpp
index 503c705..24f94ec 100644
--- a/init/util.cpp
+++ b/init/util.cpp
@@ -41,7 +41,7 @@
#include <cutils/sockets.h>
#include <selinux/android.h>
-#if defined(__ANDROID__)
+#ifdef INIT_FULL_SOURCES
#include <android/api-level.h>
#include <sys/system_properties.h>
diff --git a/libcutils/Android.bp b/libcutils/Android.bp
index 65af2b3..8e90ddf 100644
--- a/libcutils/Android.bp
+++ b/libcutils/Android.bp
@@ -21,11 +21,6 @@
"fs.cpp",
"hashmap.cpp",
"multiuser.cpp",
- "socket_inaddr_any_server_unix.cpp",
- "socket_local_client_unix.cpp",
- "socket_local_server_unix.cpp",
- "socket_network_client_unix.cpp",
- "sockets_unix.cpp",
"str_parms.cpp",
]
@@ -49,6 +44,90 @@
},
}
+// Socket specific parts of libcutils that are safe to statically link into an APEX.
+cc_library_static {
+ name: "libcutils_sockets",
+ vendor_available: true,
+ vndk: {
+ enabled: true,
+ support_system_process: true,
+ },
+ recovery_available: true,
+ host_supported: true,
+ native_bridge_supported: true,
+ apex_available: [
+ "//apex_available:platform",
+ "//apex_available:anyapex",
+ ],
+
+ export_include_dirs: ["include"],
+
+ srcs: ["sockets.cpp"],
+ target: {
+ linux_bionic: {
+ enabled: true,
+ },
+
+ not_windows: {
+ srcs: [
+ "socket_inaddr_any_server_unix.cpp",
+ "socket_local_client_unix.cpp",
+ "socket_local_server_unix.cpp",
+ "socket_network_client_unix.cpp",
+ "sockets_unix.cpp",
+ ],
+ },
+
+ // "not_windows" means "non-Windows host".
+ android: {
+ srcs: [
+ "android_get_control_file.cpp",
+ "socket_inaddr_any_server_unix.cpp",
+ "socket_local_client_unix.cpp",
+ "socket_local_server_unix.cpp",
+ "socket_network_client_unix.cpp",
+ "sockets_unix.cpp",
+ ],
+ static_libs: ["libbase"],
+ },
+
+ windows: {
+ host_ldlibs: ["-lws2_32"],
+ srcs: [
+ "socket_inaddr_any_server_windows.cpp",
+ "socket_network_client_windows.cpp",
+ "sockets_windows.cpp",
+ ],
+
+ enabled: true,
+ cflags: [
+ "-D_GNU_SOURCE",
+ ],
+ },
+ },
+}
+
+cc_test {
+ name: "libcutils_sockets_test",
+ test_suites: ["device-tests"],
+ static_libs: ["libbase", "libcutils_sockets"],
+ cflags: [
+ "-Wall",
+ "-Wextra",
+ "-Werror",
+ ],
+
+ srcs: ["sockets_test.cpp"],
+ target: {
+ android: {
+ srcs: [
+ "android_get_control_file_test.cpp",
+ "android_get_control_socket_test.cpp",
+ ],
+ },
+ },
+}
+
cc_library {
name: "libcutils",
vendor_available: true,
@@ -66,7 +145,6 @@
"load_file.cpp",
"native_handle.cpp",
"record_stream.cpp",
- "sockets.cpp",
"strlcpy.c",
"threads.cpp",
],
@@ -86,9 +164,6 @@
host_ldlibs: ["-lws2_32"],
srcs: [
- "socket_inaddr_any_server_windows.cpp",
- "socket_network_client_windows.cpp",
- "sockets_windows.cpp",
"trace-host.cpp",
],
@@ -97,10 +172,8 @@
"-D_GNU_SOURCE",
],
},
-
android: {
srcs: libcutils_nonwindows_sources + [
- "android_get_control_file.cpp",
"android_reboot.cpp",
"ashmem-dev.cpp",
"fs_config.cpp",
@@ -126,19 +199,6 @@
},
},
- android_mips: {
- srcs: ["arch-mips/android_memset.c"],
- sanitize: {
- misc_undefined: ["integer"],
- },
- },
- android_mips64: {
- srcs: ["arch-mips/android_memset.c"],
- sanitize: {
- misc_undefined: ["integer"],
- },
- },
-
android_x86: {
srcs: [
"arch-x86/android_memset16.S",
@@ -172,6 +232,7 @@
}
},
+ whole_static_libs: ["libcutils_sockets"],
shared_libs: [
"liblog",
"libbase",
diff --git a/libcutils/arch-mips/android_memset.c b/libcutils/arch-mips/android_memset.c
deleted file mode 100644
index c0fe3d1..0000000
--- a/libcutils/arch-mips/android_memset.c
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-/* generic C version for any machine */
-
-#include <cutils/memory.h>
-
-#ifdef __clang__
-__attribute__((no_sanitize("integer")))
-#endif
-void android_memset16(uint16_t* dst, uint16_t value, size_t size)
-{
- /* optimized version of
- size >>= 1;
- while (size--)
- *dst++ = value;
- */
-
- size >>= 1;
- if (((uintptr_t)dst & 2) && size) {
- /* fill unpaired first elem separately */
- *dst++ = value;
- size--;
- }
- /* dst is now 32-bit-aligned */
- /* fill body with 32-bit pairs */
- uint32_t value32 = (((uint32_t)value) << 16) | ((uint32_t)value);
- android_memset32((uint32_t*) dst, value32, size<<1);
- if (size & 1) {
- dst[size-1] = value; /* fill unpaired last elem */
- }
-}
-
-
-#ifdef __clang__
-__attribute__((no_sanitize("integer")))
-#endif
-void android_memset32(uint32_t* dst, uint32_t value, size_t size)
-{
- /* optimized version of
- size >>= 2;
- while (size--)
- *dst++ = value;
- */
-
- size >>= 2;
- if (((uintptr_t)dst & 4) && size) {
- /* fill unpaired first 32-bit elem separately */
- *dst++ = value;
- size--;
- }
- /* dst is now 64-bit aligned */
- /* fill body with 64-bit pairs */
- uint64_t value64 = (((uint64_t)value) << 32) | ((uint64_t)value);
- uint64_t* dst64 = (uint64_t*)dst;
-
- while (size >= 12) {
- dst64[0] = value64;
- dst64[1] = value64;
- dst64[2] = value64;
- dst64[3] = value64;
- dst64[4] = value64;
- dst64[5] = value64;
- size -= 12;
- dst64 += 6;
- }
-
- /* fill remainder with original 32-bit single-elem loop */
- dst = (uint32_t*) dst64;
- while (size != 0) {
- size--;
- *dst++ = value;
- }
-
-}
diff --git a/libcutils/include/cutils/trace.h b/libcutils/include/cutils/trace.h
index e12c32c..c74ee3e 100644
--- a/libcutils/include/cutils/trace.h
+++ b/libcutils/include/cutils/trace.h
@@ -88,12 +88,6 @@
#error ATRACE_TAG must be defined to be one of the tags defined in cutils/trace.h
#endif
-// Set this to 0 to revert to the old Binder-based atrace implementation.
-// This is only here in case rollbacks do not apply cleanly.
-// TODO(fmayer): Remove this once we are confident this won't need to be
-// rolled back, no later than 2020-03-01.
-#define ATRACE_SHMEM 1
-
/**
* Opens the trace file for writing and reads the property for initial tags.
* The atrace.tags.enableflags property sets the tags to trace.
@@ -121,15 +115,11 @@
* prevent tracing within the Zygote process.
*/
void atrace_set_tracing_enabled(bool enabled);
+
/**
- * If !ATRACE_SHMEM:
- * Flag indicating whether setup has been completed, initialized to 0.
- * Nonzero indicates setup has completed.
- * Note: This does NOT indicate whether or not setup was successful.
- * If ATRACE_SHMEM:
- * This is always set to false. This forces code that uses an old version
- * of this header to always call into atrace_setup, in which we call
- * atrace_init unconditionally.
+ * This is always set to false. This forces code that uses an old version
+ * of this header to always call into atrace_setup, in which we call
+ * atrace_init unconditionally.
*/
extern atomic_bool atrace_is_ready;
@@ -154,28 +144,8 @@
#define ATRACE_INIT() atrace_init()
#define ATRACE_GET_ENABLED_TAGS() atrace_get_enabled_tags()
-#if ATRACE_SHMEM
void atrace_init();
uint64_t atrace_get_enabled_tags();
-#else
-static inline void atrace_init()
-{
- if (CC_UNLIKELY(!atomic_load_explicit(&atrace_is_ready, memory_order_acquire))) {
- atrace_setup();
- }
-}
-
-/**
- * Get the mask of all tags currently enabled.
- * It can be used as a guard condition around more expensive trace calculations.
- * Every trace function calls this, which ensures atrace_init is run.
- */
-static inline uint64_t atrace_get_enabled_tags()
-{
- atrace_init();
- return atrace_enabled_tags;
-}
-#endif
/**
* Test if a given tag is currently enabled.
diff --git a/libcutils/include/private/android_filesystem_config.h b/libcutils/include/private/android_filesystem_config.h
index a2d36ff..b73a29b 100644
--- a/libcutils/include/private/android_filesystem_config.h
+++ b/libcutils/include/private/android_filesystem_config.h
@@ -133,6 +133,7 @@
#define AID_EXTERNAL_STORAGE 1077 /* Full external storage access including USB OTG volumes */
#define AID_EXT_DATA_RW 1078 /* GID for app-private data directories on external storage */
#define AID_EXT_OBB_RW 1079 /* GID for OBB directories on external storage */
+#define AID_CONTEXT_HUB 1080 /* GID for access to the Context Hub */
/* Changes to this file must be made in AOSP, *not* in internal branches. */
#define AID_SHELL 2000 /* adb and debug shell user */
diff --git a/libcutils/trace-dev.cpp b/libcutils/trace-dev.cpp
index 9ca1729..5a09a2d 100644
--- a/libcutils/trace-dev.cpp
+++ b/libcutils/trace-dev.cpp
@@ -41,9 +41,6 @@
} else {
atrace_enabled_tags = atrace_get_property();
}
-#if !ATRACE_SHMEM
- atomic_store_explicit(&atrace_is_ready, true, memory_order_release);
-#endif
}
static void atrace_seq_number_changed(uint32_t prev_seq_no, uint32_t seq_no) {
@@ -69,11 +66,7 @@
void atrace_setup()
{
-#if ATRACE_SHMEM
atrace_init();
-#else
- pthread_once(&atrace_once_control, atrace_init_once);
-#endif
}
void atrace_begin_body(const char* name)
diff --git a/libcutils/trace-dev.inc b/libcutils/trace-dev.inc
index a57a4c5..3ec98b3 100644
--- a/libcutils/trace-dev.inc
+++ b/libcutils/trace-dev.inc
@@ -71,8 +71,6 @@
static const prop_info* atrace_property_info = reinterpret_cast<const prop_info*>(empty_pi);
#endif
-#if ATRACE_SHMEM
-
/**
* This is called when the sequence number of debug.atrace.tags.enableflags
* changes and we need to reload the enabled tags.
@@ -96,7 +94,6 @@
atrace_init();
return atrace_enabled_tags;
}
-#endif
// Set whether this process is debuggable, which determines whether
// application-level tracing is allowed when the ro.debuggable system property
@@ -186,19 +183,17 @@
void atrace_update_tags()
{
uint64_t tags;
- if (ATRACE_SHMEM || CC_UNLIKELY(atomic_load_explicit(&atrace_is_ready, memory_order_acquire))) {
- if (atomic_load_explicit(&atrace_is_enabled, memory_order_acquire)) {
- tags = atrace_get_property();
- pthread_mutex_lock(&atrace_tags_mutex);
- atrace_enabled_tags = tags;
- pthread_mutex_unlock(&atrace_tags_mutex);
- } else {
- // Tracing is disabled for this process, so we simply don't
- // initialize the tags.
- pthread_mutex_lock(&atrace_tags_mutex);
- atrace_enabled_tags = ATRACE_TAG_NOT_READY;
- pthread_mutex_unlock(&atrace_tags_mutex);
- }
+ if (atomic_load_explicit(&atrace_is_enabled, memory_order_acquire)) {
+ tags = atrace_get_property();
+ pthread_mutex_lock(&atrace_tags_mutex);
+ atrace_enabled_tags = tags;
+ pthread_mutex_unlock(&atrace_tags_mutex);
+ } else {
+ // Tracing is disabled for this process, so we simply don't
+ // initialize the tags.
+ pthread_mutex_lock(&atrace_tags_mutex);
+ atrace_enabled_tags = ATRACE_TAG_NOT_READY;
+ pthread_mutex_unlock(&atrace_tags_mutex);
}
}
diff --git a/libcutils/trace-host.cpp b/libcutils/trace-host.cpp
index c21d0ee..9781ad3 100644
--- a/libcutils/trace-host.cpp
+++ b/libcutils/trace-host.cpp
@@ -30,10 +30,8 @@
void atrace_async_end_body(const char* /*name*/, int32_t /*cookie*/) {}
void atrace_int_body(const char* /*name*/, int32_t /*value*/) {}
void atrace_int64_body(const char* /*name*/, int64_t /*value*/) {}
-#if ATRACE_SHMEM
void atrace_init() {}
uint64_t atrace_get_enabled_tags()
{
return ATRACE_TAG_NOT_READY;
}
-#endif
diff --git a/liblog/Android.bp b/liblog/Android.bp
index 7f183c2..f1e5118 100644
--- a/liblog/Android.bp
+++ b/liblog/Android.bp
@@ -101,11 +101,6 @@
versions: ["29", "30"],
},
- // TODO(tomcherry): Renable this before release branch is cut
- header_abi_checker: {
- enabled: false,
- },
-
cflags: [
"-Wall",
"-Werror",
diff --git a/liblog/include/android/log.h b/liblog/include/android/log.h
index c98455d..b9839d6 100644
--- a/liblog/include/android/log.h
+++ b/liblog/include/android/log.h
@@ -156,7 +156,7 @@
* Let the logging function choose the best log target.
* This is not part of the enum since adding either -1 or 0xFFFFFFFF forces the enum to be signed or
* unsigned, which breaks unfortunately common arithmetic against LOG_ID_MIN and LOG_ID_MAX. */
-#define LOG_ID_DEFAULT -1
+#define LOG_ID_DEFAULT (-1)
/**
* Writes the constant string `text` to the log buffer `id`,
diff --git a/liblog/liblog.map.txt b/liblog/liblog.map.txt
index 198cdae..9dcbbc9 100644
--- a/liblog/liblog.map.txt
+++ b/liblog/liblog.map.txt
@@ -65,7 +65,7 @@
android_log_parser_reset; # llndk
};
-LIGLOG_R { # introduced=30
+LIBLOG_R { # introduced=30
global:
__android_log_call_aborter;
__android_log_default_aborter;
diff --git a/liblog/logger_write.cpp b/liblog/logger_write.cpp
index cf82e0f..1b6b0c6 100644
--- a/liblog/logger_write.cpp
+++ b/liblog/logger_write.cpp
@@ -348,7 +348,7 @@
return 0;
}
- char buf[LOG_BUF_SIZE];
+ __attribute__((uninitialized)) char buf[LOG_BUF_SIZE];
vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
@@ -366,7 +366,7 @@
}
va_list ap;
- char buf[LOG_BUF_SIZE];
+ __attribute__((uninitialized)) char buf[LOG_BUF_SIZE];
va_start(ap, fmt);
vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
@@ -386,7 +386,7 @@
}
va_list ap;
- char buf[LOG_BUF_SIZE];
+ __attribute__((uninitialized)) char buf[LOG_BUF_SIZE];
va_start(ap, fmt);
vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
@@ -398,7 +398,7 @@
}
void __android_log_assert(const char* cond, const char* tag, const char* fmt, ...) {
- char buf[LOG_BUF_SIZE];
+ __attribute__((uninitialized)) char buf[LOG_BUF_SIZE];
if (fmt) {
va_list ap;
diff --git a/liblog/tests/liblog_benchmark.cpp b/liblog/tests/liblog_benchmark.cpp
index 39ac7a5..4366f3d 100644
--- a/liblog/tests/liblog_benchmark.cpp
+++ b/liblog/tests/liblog_benchmark.cpp
@@ -27,6 +27,7 @@
#include <unordered_set>
#include <android-base/file.h>
+#include <android-base/properties.h>
#include <benchmark/benchmark.h>
#include <cutils/sockets.h>
#include <log/event_tag_map.h>
@@ -1025,3 +1026,14 @@
}
}
BENCHMARK(BM_lookupEventTagNum_logd_existing);
+
+static void BM_log_verbose_overhead(benchmark::State& state) {
+ std::string test_log_tag = "liblog_verbose_tag";
+ android::base::SetProperty("log.tag." + test_log_tag, "I");
+ for (auto _ : state) {
+ __android_log_print(ANDROID_LOG_VERBOSE, test_log_tag.c_str(), "%s test log message %d %d",
+ "test test", 123, 456);
+ }
+ android::base::SetProperty("log.tag." + test_log_tag, "");
+}
+BENCHMARK(BM_log_verbose_overhead);
diff --git a/libsync/OWNERS b/libsync/OWNERS
index dc61733..e75b15b 100644
--- a/libsync/OWNERS
+++ b/libsync/OWNERS
@@ -1,3 +1,3 @@
-ghackmann@google.com
+chrisforbes@google.com
+hridya@google.com
jessehall@google.com
-marissaw@google.com
diff --git a/libsystem/OWNERS b/libsystem/OWNERS
index fdea804..4f800d4 100644
--- a/libsystem/OWNERS
+++ b/libsystem/OWNERS
@@ -1,7 +1,6 @@
# graphics/composer
adyabr@google.com
lpy@google.com
-marissaw@google.com
stoza@google.com
vhau@google.com
diff --git a/libunwindstack/DwarfSection.cpp b/libunwindstack/DwarfSection.cpp
index e6263f8..18bd490 100644
--- a/libunwindstack/DwarfSection.cpp
+++ b/libunwindstack/DwarfSection.cpp
@@ -621,29 +621,9 @@
uint64_t start = fde->pc_start;
uint64_t end = fde->pc_end;
auto it = fdes_.upper_bound(start);
- bool add_element = false;
- while (it != fdes_.end() && start < end) {
- if (add_element) {
- add_element = false;
- if (end < it->second.first) {
- if (it->first == end) {
- return;
- }
- fdes_[end] = std::make_pair(start, fde);
- return;
- }
- if (start != it->second.first) {
- fdes_[it->second.first] = std::make_pair(start, fde);
- }
- }
- if (start < it->first) {
- if (end < it->second.first) {
- if (it->first != end) {
- fdes_[end] = std::make_pair(start, fde);
- }
- return;
- }
- add_element = true;
+ while (it != fdes_.end() && start < end && it->second.first < end) {
+ if (start < it->second.first) {
+ fdes_[it->second.first] = std::make_pair(start, fde);
}
start = it->first;
++it;
diff --git a/libunwindstack/tests/DwarfDebugFrameTest.cpp b/libunwindstack/tests/DwarfDebugFrameTest.cpp
index b6f574a..fac8a0e 100644
--- a/libunwindstack/tests/DwarfDebugFrameTest.cpp
+++ b/libunwindstack/tests/DwarfDebugFrameTest.cpp
@@ -754,16 +754,24 @@
SetFde32(&this->memory_, 0x5400, 0xfc, 0, 0xa00, 0x100);
// FDE 4 (0x100 - 0xb00)
SetFde32(&this->memory_, 0x5500, 0xfc, 0, 0x150, 0xa00);
- // FDE 5 (0x0 - 0x50)
- SetFde32(&this->memory_, 0x5600, 0xfc, 0, 0, 0x50);
+ // FDE 5 (0x50 - 0xa0)
+ SetFde32(&this->memory_, 0x5600, 0xfc, 0, 0x50, 0x50);
+ // FDE 6 (0x0 - 0x50)
+ SetFde32(&this->memory_, 0x5700, 0xfc, 0, 0, 0x50);
- this->debug_frame_->Init(0x5000, 0x700, 0);
+ this->debug_frame_->Init(0x5000, 0x800, 0);
// Force reading all entries so no entries are found.
const DwarfFde* fde = this->debug_frame_->GetFdeFromPc(0xfffff);
ASSERT_TRUE(fde == nullptr);
- // 0x0 - 0x50 FDE 5
+ // 0x50 - 0xa0 FDE 5
+ fde = this->debug_frame_->GetFdeFromPc(0x60);
+ ASSERT_TRUE(fde != nullptr);
+ EXPECT_EQ(0x50U, fde->pc_start);
+ EXPECT_EQ(0xa0U, fde->pc_end);
+
+ // 0x0 - 0x50 FDE 6
fde = this->debug_frame_->GetFdeFromPc(0x10);
ASSERT_TRUE(fde != nullptr);
EXPECT_EQ(0U, fde->pc_start);
@@ -812,6 +820,56 @@
EXPECT_EQ(0xb50U, fde->pc_end);
}
+TYPED_TEST_P(DwarfDebugFrameTest, GetFdeFromPc_overlap) {
+ SetCie32(&this->memory_, 0x5000, 0xfc, std::vector<uint8_t>{1, '\0', 0, 0, 1});
+
+ // FDE 0 (0x100 - 0x200)
+ SetFde32(&this->memory_, 0x5100, 0xfc, 0, 0x100, 0x100);
+ // FDE 1 (0x50 - 0x550)
+ SetFde32(&this->memory_, 0x5200, 0xfc, 0, 0x50, 0x500);
+ // FDE 2 (0x00 - 0x800)
+ SetFde32(&this->memory_, 0x5300, 0xfc, 0, 0x0, 0x800);
+
+ this->debug_frame_->Init(0x5000, 0x400, 0);
+
+ // Force reading all entries so no entries are found.
+ const DwarfFde* fde = this->debug_frame_->GetFdeFromPc(0xfffff);
+ ASSERT_TRUE(fde == nullptr);
+
+ // 0x0 - 0x50 FDE 2
+ fde = this->debug_frame_->GetFdeFromPc(0x10);
+ ASSERT_TRUE(fde != nullptr);
+ EXPECT_EQ(0x0U, fde->pc_start);
+ EXPECT_EQ(0x800U, fde->pc_end);
+
+ // 0x50 - 0x100 FDE 1
+ fde = this->debug_frame_->GetFdeFromPc(0x60);
+ ASSERT_TRUE(fde != nullptr);
+ EXPECT_EQ(0x50U, fde->pc_start);
+ EXPECT_EQ(0x550U, fde->pc_end);
+
+ // 0x100 - 0x200 FDE 0
+ fde = this->debug_frame_->GetFdeFromPc(0x170);
+ ASSERT_TRUE(fde != nullptr);
+ EXPECT_EQ(0x100U, fde->pc_start);
+ EXPECT_EQ(0x200U, fde->pc_end);
+
+ // 0x200 - 0x550 FDE 1
+ fde = this->debug_frame_->GetFdeFromPc(0x210);
+ ASSERT_TRUE(fde != nullptr);
+ EXPECT_EQ(0x50U, fde->pc_start);
+ EXPECT_EQ(0x550U, fde->pc_end);
+
+ // 0x550 - 0x800 FDE 2
+ fde = this->debug_frame_->GetFdeFromPc(0x580);
+ ASSERT_TRUE(fde != nullptr);
+ EXPECT_EQ(0x0U, fde->pc_start);
+ EXPECT_EQ(0x800U, fde->pc_end);
+
+ fde = this->debug_frame_->GetFdeFromPc(0x810);
+ ASSERT_TRUE(fde == nullptr);
+}
+
REGISTER_TYPED_TEST_SUITE_P(
DwarfDebugFrameTest, GetFdes32, GetFdes32_after_GetFdeFromPc, GetFdes32_not_in_section,
GetFdeFromPc32, GetFdeFromPc32_reverse, GetFdeFromPc32_not_in_section, GetFdes64,
@@ -822,7 +880,7 @@
GetCieFromOffset64_version4, GetCieFromOffset32_version5, GetCieFromOffset64_version5,
GetCieFromOffset_version_invalid, GetCieFromOffset32_augment, GetCieFromOffset64_augment,
GetFdeFromOffset32_augment, GetFdeFromOffset64_augment, GetFdeFromOffset32_lsda_address,
- GetFdeFromOffset64_lsda_address, GetFdeFromPc_interleaved);
+ GetFdeFromOffset64_lsda_address, GetFdeFromPc_interleaved, GetFdeFromPc_overlap);
typedef ::testing::Types<uint32_t, uint64_t> DwarfDebugFrameTestTypes;
INSTANTIATE_TYPED_TEST_SUITE_P(Libunwindstack, DwarfDebugFrameTest, DwarfDebugFrameTestTypes);
diff --git a/libusbhost/usbhost.c b/libusbhost/usbhost.c
index 415488f..3bed0e3 100644
--- a/libusbhost/usbhost.c
+++ b/libusbhost/usbhost.c
@@ -597,6 +597,11 @@
if (iter->curr_desc >= iter->config_end)
return NULL;
next = (struct usb_descriptor_header*)iter->curr_desc;
+ // Corrupt descriptor with zero length, cannot continue iterating
+ if (next->bLength == 0) {
+ D("usb_descriptor_iter_next got zero length USB descriptor, ending iteration\n");
+ return NULL;
+ }
iter->curr_desc += next->bLength;
return next;
}
diff --git a/libutils/Android.bp b/libutils/Android.bp
index 3311793..9ddbedf 100644
--- a/libutils/Android.bp
+++ b/libutils/Android.bp
@@ -74,12 +74,6 @@
"liblog",
],
- arch: {
- mips: {
- cflags: ["-DALIGN_DOUBLE"],
- },
- },
-
target: {
android: {
cflags: ["-fvisibility=protected"],
@@ -174,12 +168,6 @@
"CallStack.cpp",
],
- arch: {
- mips: {
- cflags: ["-DALIGN_DOUBLE"],
- },
- },
-
shared_libs: [
"libutils",
"libbacktrace",
diff --git a/libutils/String16.cpp b/libutils/String16.cpp
index e2a8c59..d514f29 100644
--- a/libutils/String16.cpp
+++ b/libutils/String16.cpp
@@ -90,19 +90,6 @@
{
}
-String16::String16(StaticLinkage)
- : mString(nullptr)
-{
- // this constructor is used when we can't rely on the static-initializers
- // having run. In this case we always allocate an empty string. It's less
- // efficient than using getEmptyString(), but we assume it's uncommon.
-
- SharedBuffer* buf = static_cast<SharedBuffer*>(alloc(sizeof(char16_t)));
- char16_t* data = static_cast<char16_t*>(buf->data());
- data[0] = 0;
- mString = data;
-}
-
String16::String16(const String16& o)
: mString(o.mString)
{
diff --git a/libutils/String8.cpp b/libutils/String8.cpp
index d13548e..d00e39c 100644
--- a/libutils/String8.cpp
+++ b/libutils/String8.cpp
@@ -125,19 +125,6 @@
{
}
-String8::String8(StaticLinkage)
- : mString(nullptr)
-{
- // this constructor is used when we can't rely on the static-initializers
- // having run. In this case we always allocate an empty string. It's less
- // efficient than using getEmptyString(), but we assume it's uncommon.
-
- char* data = static_cast<char*>(
- SharedBuffer::alloc(sizeof(char))->data());
- data[0] = 0;
- mString = data;
-}
-
String8::String8(const String8& o)
: mString(o.mString)
{
diff --git a/libutils/StrongPointer_test.cpp b/libutils/StrongPointer_test.cpp
index 7b2e37f..d37c1de 100644
--- a/libutils/StrongPointer_test.cpp
+++ b/libutils/StrongPointer_test.cpp
@@ -36,10 +36,8 @@
TEST(StrongPointer, move) {
bool isDeleted;
- SPFoo* foo = new SPFoo(&isDeleted);
- ASSERT_EQ(0, foo->getStrongCount());
- ASSERT_FALSE(isDeleted) << "Already deleted...?";
- sp<SPFoo> sp1(foo);
+ sp<SPFoo> sp1 = sp<SPFoo>::make(&isDeleted);
+ SPFoo* foo = sp1.get();
ASSERT_EQ(1, foo->getStrongCount());
{
sp<SPFoo> sp2 = std::move(sp1);
@@ -65,7 +63,7 @@
TEST(StrongPointer, PointerComparison) {
bool isDeleted;
- sp<SPFoo> foo = new SPFoo(&isDeleted);
+ sp<SPFoo> foo = sp<SPFoo>::make(&isDeleted);
ASSERT_EQ(foo.get(), foo);
ASSERT_EQ(foo, foo.get());
ASSERT_NE(nullptr, foo);
diff --git a/libutils/include/utils/RefBase.h b/libutils/include/utils/RefBase.h
index 89f048d..e7acd17 100644
--- a/libutils/include/utils/RefBase.h
+++ b/libutils/include/utils/RefBase.h
@@ -297,6 +297,11 @@
}
protected:
+ // When constructing these objects, prefer using sp::make<>. Using a RefBase
+ // object on the stack or with other refcount mechanisms (e.g.
+ // std::shared_ptr) is inherently wrong. RefBase types have an implicit
+ // ownership model and cannot be safely used with other ownership models.
+
RefBase();
virtual ~RefBase();
diff --git a/libutils/include/utils/String16.h b/libutils/include/utils/String16.h
index c0e3f1e..1a4b47e 100644
--- a/libutils/include/utils/String16.h
+++ b/libutils/include/utils/String16.h
@@ -39,17 +39,7 @@
class String16
{
public:
- /*
- * Use String16(StaticLinkage) if you're statically linking against
- * libutils and declaring an empty static String16, e.g.:
- *
- * static String16 sAStaticEmptyString(String16::kEmptyString);
- * static String16 sAnotherStaticEmptyString(sAStaticEmptyString);
- */
- enum StaticLinkage { kEmptyString };
-
String16();
- explicit String16(StaticLinkage);
String16(const String16& o);
String16(const String16& o,
size_t len,
@@ -197,7 +187,7 @@
ANDROID_TRIVIAL_MOVE_TRAIT(String16)
static inline std::ostream& operator<<(std::ostream& os, const String16& str) {
- os << String8(str).c_str();
+ os << String8(str);
return os;
}
diff --git a/libutils/include/utils/String8.h b/libutils/include/utils/String8.h
index 0ddcbb2..0bcb716 100644
--- a/libutils/include/utils/String8.h
+++ b/libutils/include/utils/String8.h
@@ -17,7 +17,8 @@
#ifndef ANDROID_STRING8_H
#define ANDROID_STRING8_H
-#include <string> // for std::string
+#include <iostream>
+#include <string>
#include <utils/Errors.h>
#include <utils/Unicode.h>
@@ -39,16 +40,7 @@
class String8
{
public:
- /* use String8(StaticLinkage) if you're statically linking against
- * libutils and declaring an empty static String8, e.g.:
- *
- * static String8 sAStaticEmptyString(String8::kEmptyString);
- * static String8 sAnotherStaticEmptyString(sAStaticEmptyString);
- */
- enum StaticLinkage { kEmptyString };
-
String8();
- explicit String8(StaticLinkage);
String8(const String8& o);
explicit String8(const char* o);
explicit String8(const char* o, size_t numChars);
@@ -241,6 +233,11 @@
// require any change to the underlying SharedBuffer contents or reference count.
ANDROID_TRIVIAL_MOVE_TRAIT(String8)
+static inline std::ostream& operator<<(std::ostream& os, const String8& str) {
+ os << str.c_str();
+ return os;
+}
+
// ---------------------------------------------------------------------------
// No user servicable parts below.
diff --git a/libutils/include/utils/StrongPointer.h b/libutils/include/utils/StrongPointer.h
index 6f4fb47..11128f2 100644
--- a/libutils/include/utils/StrongPointer.h
+++ b/libutils/include/utils/StrongPointer.h
@@ -32,6 +32,12 @@
public:
inline sp() : m_ptr(nullptr) { }
+ // TODO: switch everyone to using this over new, and make RefBase operator
+ // new private to that class so that we can avoid RefBase being used with
+ // other memory management mechanisms.
+ template <typename... Args>
+ static inline sp<T> make(Args&&... args);
+
sp(T* other); // NOLINT(implicit)
sp(const sp<T>& other);
sp(sp<T>&& other) noexcept;
@@ -160,9 +166,6 @@
// It does not appear safe to broaden this check to include adjacent pages; apparently this code
// is used in environments where there may not be a guard page below (at higher addresses than)
// the bottom of the stack.
-//
-// TODO: Consider adding make_sp<T>() to allocate an object and wrap the resulting pointer safely
-// without checking overhead.
template <typename T>
void sp<T>::check_not_on_stack(const void* ptr) {
static constexpr int MIN_PAGE_SIZE = 0x1000; // 4K. Safer than including sys/user.h.
@@ -174,6 +177,18 @@
}
}
+// TODO: Ideally we should find a way to increment the reference count before running the
+// constructor, so that generating an sp<> to this in the constructor is no longer dangerous.
+template <typename T>
+template <typename... Args>
+sp<T> sp<T>::make(Args&&... args) {
+ T* t = new T(std::forward<Args>(args)...);
+ sp<T> result;
+ result.m_ptr = t;
+ t->incStrong(t); // bypass check_not_on_stack for heap allocation
+ return result;
+}
+
template<typename T>
sp<T>::sp(T* other)
: m_ptr(other) {
diff --git a/logd/LogBuffer.cpp b/logd/LogBuffer.cpp
index 834b20b..1cf2061 100644
--- a/logd/LogBuffer.cpp
+++ b/logd/LogBuffer.cpp
@@ -207,31 +207,37 @@
// exact entry with time specified in ms or us precision.
if ((realtime.tv_nsec % 1000) == 0) ++realtime.tv_nsec;
- LogBufferElement* elem =
- new LogBufferElement(log_id, realtime, uid, pid, tid, msg, len);
- if (log_id != LOG_ID_SECURITY) {
- int prio = ANDROID_LOG_INFO;
- const char* tag = nullptr;
- size_t tag_len = 0;
- if (log_id == LOG_ID_EVENTS || log_id == LOG_ID_STATS) {
- tag = tagToName(elem->getTag());
- if (tag) {
- tag_len = strlen(tag);
- }
- } else {
- prio = *msg;
- tag = msg + 1;
- tag_len = strnlen(tag, len - 1);
+ LogBufferElement* elem = new LogBufferElement(log_id, realtime, uid, pid, tid, msg, len);
+
+ // b/137093665: don't coalesce security messages.
+ if (log_id == LOG_ID_SECURITY) {
+ wrlock();
+ log(elem);
+ unlock();
+
+ return len;
+ }
+
+ int prio = ANDROID_LOG_INFO;
+ const char* tag = nullptr;
+ size_t tag_len = 0;
+ if (log_id == LOG_ID_EVENTS || log_id == LOG_ID_STATS) {
+ tag = tagToName(elem->getTag());
+ if (tag) {
+ tag_len = strlen(tag);
}
- if (!__android_log_is_loggable_len(prio, tag, tag_len,
- ANDROID_LOG_VERBOSE)) {
- // Log traffic received to total
- wrlock();
- stats.addTotal(elem);
- unlock();
- delete elem;
- return -EACCES;
- }
+ } else {
+ prio = *msg;
+ tag = msg + 1;
+ tag_len = strnlen(tag, len - 1);
+ }
+ if (!__android_log_is_loggable_len(prio, tag, tag_len, ANDROID_LOG_VERBOSE)) {
+ // Log traffic received to total
+ wrlock();
+ stats.addTotal(elem);
+ unlock();
+ delete elem;
+ return -EACCES;
}
wrlock();
diff --git a/logwrapper/logwrap.cpp b/logwrapper/logwrap.cpp
index 5337801..5a518bc 100644
--- a/logwrapper/logwrap.cpp
+++ b/logwrapper/logwrap.cpp
@@ -374,7 +374,7 @@
}
if (log_target & LOG_FILE) {
- fd = open(file_path, O_WRONLY | O_CREAT, 0664);
+ fd = open(file_path, O_WRONLY | O_CREAT | O_CLOEXEC, 0664);
if (fd < 0) {
ERROR("Cannot log to file %s\n", file_path);
log_target &= ~LOG_FILE;
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 91dd7a5..01b7ca3 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -701,9 +701,7 @@
# A tmpfs directory, which will contain all apps CE DE data directory that
# bind mount from the original source.
- chown root root /data_mirror
- chmod 0700 /data_mirror
- mount tmpfs tmpfs /data_mirror mode=0700,uid=0,gid=1000 nodev noexec nosuid
+ mount tmpfs tmpfs /data_mirror nodev noexec nosuid mode=0700,uid=0,gid=1000
restorecon /data_mirror
mkdir /data_mirror/data_ce 0700 root root
mkdir /data_mirror/data_de 0700 root root
@@ -732,8 +730,14 @@
# Create root dir for Incremental Service
mkdir /data/incremental 0771 system system encryption=Require
+ # Create directories for statsd
+ mkdir /data/misc/stats-data/ 0770 statsd system
+ mkdir /data/misc/stats-service/ 0770 statsd system
+ mkdir /data/misc/stats-active-metric/ 0770 statsd system
+ mkdir /data/misc/train-info/ 0770 statsd system
+
# Wait for apexd to finish activating APEXes before starting more processes.
- wait_for_prop apexd.status ready
+ wait_for_prop apexd.status activated
perform_apex_config
# Special-case /data/media/obb per b/64566063
@@ -748,7 +752,7 @@
# Allow apexd to snapshot and restore device encrypted apex data in the case
# of a rollback. This should be done immediately after DE_user data keys
# are loaded. APEXes should not access this data until this has been
- # completed.
+ # completed and apexd.status becomes "ready".
exec_start apexd-snapshotde
# Set SELinux security contexts on upgrade or policy update.
diff --git a/run-as/run-as.cpp b/run-as/run-as.cpp
index 432c434..cc92c68 100644
--- a/run-as/run-as.cpp
+++ b/run-as/run-as.cpp
@@ -247,12 +247,12 @@
std::string seinfo = std::string(info.seinfo) + ":fromRunAs";
if (selinux_android_setcontext(uid, 0, seinfo.c_str(), pkgname) < 0) {
- error(1, errno, "couldn't set SELinux security context");
+ error(1, errno, "couldn't set SELinux security context '%s'", seinfo.c_str());
}
// cd into the data directory, and set $HOME correspondingly.
if (TEMP_FAILURE_RETRY(chdir(info.data_dir)) == -1) {
- error(1, errno, "couldn't chdir to package's data directory");
+ error(1, errno, "couldn't chdir to package's data directory '%s'", info.data_dir);
}
setenv("HOME", info.data_dir, 1);
diff --git a/trusty/keymaster/Android.bp b/trusty/keymaster/Android.bp
index f32a69e..6840baa 100644
--- a/trusty/keymaster/Android.bp
+++ b/trusty/keymaster/Android.bp
@@ -14,70 +14,6 @@
// limitations under the License.
//
-// WARNING: Everything listed here will be built on ALL platforms,
-// including x86, the emulator, and the SDK. Modules must be uniquely
-// named (liblights.panda), and must build everywhere, or limit themselves
-// to only building on ARM if they include assembly. Individual makefiles
-// are responsible for having their own logic, for fine-grained control.
-
-// trusty_keymaster is a binary used only for on-device testing. It
-// runs Trusty Keymaster through a basic set of operations with RSA
-// and ECDSA keys.
-cc_binary {
- name: "trusty_keymaster_tipc",
- vendor: true,
- srcs: [
- "ipc/trusty_keymaster_ipc.cpp",
- "legacy/trusty_keymaster_device.cpp",
- "legacy/trusty_keymaster_main.cpp",
- ],
- cflags: [
- "-Wall",
- "-Werror",
- ],
-
- local_include_dirs: ["include"],
-
- shared_libs: [
- "libcrypto",
- "libcutils",
- "libkeymaster_portable",
- "libtrusty",
- "libkeymaster_messages",
- "libsoftkeymasterdevice",
- "liblog",
- ],
-}
-
-// keystore.trusty is the HAL used by keystore on Trusty devices.
-cc_library_shared {
- name: "keystore.trusty",
- vendor: true,
- relative_install_path: "hw",
- srcs: [
- "ipc/trusty_keymaster_ipc.cpp",
- "legacy/module.cpp",
- "legacy/trusty_keymaster_device.cpp",
- ],
-
- cflags: [
- "-fvisibility=hidden",
- "-Wall",
- "-Werror",
- ],
-
- local_include_dirs: ["include"],
-
- shared_libs: [
- "libcrypto",
- "libkeymaster_messages",
- "libtrusty",
- "liblog",
- "libcutils",
- ],
- header_libs: ["libhardware_headers"],
-}
-
cc_binary {
name: "android.hardware.keymaster@3.0-service.trusty",
defaults: ["hidl_defaults"],
diff --git a/trusty/keymaster/legacy/Makefile b/trusty/keymaster/legacy/Makefile
deleted file mode 100644
index f575381..0000000
--- a/trusty/keymaster/legacy/Makefile
+++ /dev/null
@@ -1,199 +0,0 @@
-#####
-# Local unit test Makefile
-#
-# This makefile builds and runs the trusty_keymaster unit tests locally on the development
-# machine, not on an Android device.
-#
-# To build and run these tests, one pre-requisite must be manually installed: BoringSSL.
-# This Makefile expects to find BoringSSL in a directory adjacent to $ANDROID_BUILD_TOP.
-# To get and build it, first install the Ninja build tool (e.g. apt-get install
-# ninja-build), then do:
-#
-# cd $ANDROID_BUILD_TOP/..
-# git clone https://boringssl.googlesource.com/boringssl
-# cd boringssl
-# mdkir build
-# cd build
-# cmake -GNinja ..
-# ninja
-#
-# Then return to $ANDROID_BUILD_TOP/system/keymaster and run "make".
-#####
-
-BASE=../../../..
-SUBS=system/core \
- system/keymaster \
- hardware/libhardware \
- external/gtest
-GTEST=$(BASE)/external/gtest
-KM=$(BASE)/system/keymaster
-
-INCLUDES=$(foreach dir,$(SUBS),-I $(BASE)/$(dir)/include) \
- -I $(BASE)/libnativehelper/include/nativehelper \
- -I ../tipc/include \
- -I $(BASE)/system/keymaster \
- -I $(GTEST) \
- -I$(BASE)/../boringssl/include
-
-ifdef USE_CLANG
-CC=/usr/bin/clang
-CXX=/usr/bin/clang
-CLANG_TEST_DEFINE=-DKEYMASTER_CLANG_TEST_BUILD
-COMPILER_SPECIFIC_ARGS=-std=c++11 $(CLANG_TEST_DEFINE)
-else
-COMPILER_SPECIFIC_ARGS=-std=c++0x -fprofile-arcs
-endif
-
-CPPFLAGS=$(INCLUDES) -g -O0 -MD
-CXXFLAGS=-Wall -Werror -Wno-unused -Winit-self -Wpointer-arith -Wunused-parameter \
- -Wmissing-declarations -ftest-coverage \
- -Wno-deprecated-declarations -fno-exceptions -DKEYMASTER_NAME_TAGS \
- $(COMPILER_SPECIFIC_ARGS)
-LDLIBS=-L$(BASE)/../boringssl/build/crypto -lcrypto -lpthread -lstdc++
-
-CPPSRCS=\
- $(KM)/aead_mode_operation.cpp \
- $(KM)/aes_key.cpp \
- $(KM)/aes_operation.cpp \
- $(KM)/android_keymaster.cpp \
- $(KM)/android_keymaster_messages.cpp \
- $(KM)/android_keymaster_messages_test.cpp \
- $(KM)/android_keymaster_test.cpp \
- $(KM)/android_keymaster_test_utils.cpp \
- $(KM)/android_keymaster_utils.cpp \
- $(KM)/asymmetric_key.cpp \
- $(KM)/auth_encrypted_key_blob.cpp \
- $(KM)/auth_encrypted_key_blob.cpp \
- $(KM)/authorization_set.cpp \
- $(KM)/authorization_set_test.cpp \
- $(KM)/ec_key.cpp \
- $(KM)/ec_keymaster0_key.cpp \
- $(KM)/ecdsa_operation.cpp \
- $(KM)/hmac_key.cpp \
- $(KM)/hmac_operation.cpp \
- $(KM)/integrity_assured_key_blob.cpp \
- $(KM)/key.cpp \
- $(KM)/key_blob_test.cpp \
- $(KM)/keymaster0_engine.cpp \
- $(KM)/logger.cpp \
- $(KM)/ocb_utils.cpp \
- $(KM)/openssl_err.cpp \
- $(KM)/openssl_utils.cpp \
- $(KM)/operation.cpp \
- $(KM)/operation_table.cpp \
- $(KM)/rsa_key.cpp \
- $(KM)/rsa_keymaster0_key.cpp \
- $(KM)/rsa_operation.cpp \
- $(KM)/serializable.cpp \
- $(KM)/soft_keymaster_context.cpp \
- $(KM)/symmetric_key.cpp \
- $(KM)/unencrypted_key_blob.cpp \
- trusty_keymaster_device.cpp \
- trusty_keymaster_device_test.cpp
-CCSRCS=$(GTEST)/src/gtest-all.cc
-CSRCS=ocb.c
-
-OBJS=$(CPPSRCS:.cpp=.o) $(CCSRCS:.cc=.o) $(CSRCS:.c=.o)
-DEPS=$(CPPSRCS:.cpp=.d) $(CCSRCS:.cc=.d) $(CSRCS:.c=.d)
-GCDA=$(CPPSRCS:.cpp=.gcda) $(CCSRCS:.cc=.gcda) $(CSRCS:.c=.gcda)
-GCNO=$(CPPSRCS:.cpp=.gcno) $(CCSRCS:.cc=.gcno) $(CSRCS:.c=.gcno)
-
-LINK.o=$(LINK.cc)
-
-BINARIES=trusty_keymaster_device_test
-
-ifdef TRUSTY
-BINARIES += trusty_keymaster_device_test
-endif # TRUSTY
-
-.PHONY: coverage memcheck massif clean run
-
-%.run: %
- ./$<
- touch $@
-
-run: $(BINARIES:=.run)
-
-coverage: coverage.info
- genhtml coverage.info --output-directory coverage
-
-coverage.info: run
- lcov --capture --directory=. --output-file coverage.info
-
-%.coverage : %
- $(MAKE) clean && $(MAKE) $<
- ./$<
- lcov --capture --directory=. --output-file coverage.info
- genhtml coverage.info --output-directory coverage
-
-#UNINIT_OPTS=--track-origins=yes
-UNINIT_OPTS=--undef-value-errors=no
-
-MEMCHECK_OPTS=--leak-check=full \
- --show-reachable=yes \
- --vgdb=full \
- $(UNINIT_OPTS) \
- --error-exitcode=1
-
-MASSIF_OPTS=--tool=massif \
- --stacks=yes
-
-%.memcheck : %
- valgrind $(MEMCHECK_OPTS) ./$< && \
- touch $@
-
-%.massif : %
- valgrind $(MASSIF_OPTS) --massif-out-file=$@ ./$<
-
-memcheck: $(BINARIES:=.memcheck)
-
-massif: $(BINARIES:=.massif)
-
-trusty_keymaster_device_test: trusty_keymaster_device_test.o \
- trusty_keymaster_device.o \
- $(KM)/aead_mode_operation.o \
- $(KM)/aes_key.o \
- $(KM)/aes_operation.o \
- $(KM)/android_keymaster.o \
- $(KM)/android_keymaster_messages.o \
- $(KM)/android_keymaster_test_utils.o \
- $(KM)/android_keymaster_utils.o \
- $(KM)/asymmetric_key.o \
- $(KM)/auth_encrypted_key_blob.o \
- $(KM)/auth_encrypted_key_blob.o \
- $(KM)/authorization_set.o \
- $(KM)/ec_key.o \
- $(KM)/ec_keymaster0_key.cpp \
- $(KM)/ecdsa_operation.o \
- $(KM)/hmac_key.o \
- $(KM)/hmac_operation.o \
- $(KM)/integrity_assured_key_blob.o \
- $(KM)/key.o \
- $(KM)/keymaster0_engine.o \
- $(KM)/logger.o \
- $(KM)/ocb.o \
- $(KM)/ocb_utils.o \
- $(KM)/openssl_err.o \
- $(KM)/openssl_utils.o \
- $(KM)/operation.o \
- $(KM)/operation_table.o \
- $(KM)/rsa_key.o \
- $(KM)/rsa_keymaster0_key.o \
- $(KM)/rsa_operation.o \
- $(KM)/serializable.o \
- $(KM)/soft_keymaster_context.o \
- $(KM)/symmetric_key.o \
- $(GTEST)/src/gtest-all.o
-
-$(GTEST)/src/gtest-all.o: CXXFLAGS:=$(subst -Wmissing-declarations,,$(CXXFLAGS))
-ocb.o: CFLAGS=$(CLANG_TEST_DEFINE)
-
-clean:
- rm -f $(OBJS) $(DEPS) $(GCDA) $(GCNO) $(BINARIES) \
- $(BINARIES:=.run) $(BINARIES:=.memcheck) $(BINARIES:=.massif) \
- coverage.info
- rm -rf coverage
-
--include $(CPPSRCS:.cpp=.d)
--include $(CCSRCS:.cc=.d)
-
diff --git a/trusty/keymaster/legacy/module.cpp b/trusty/keymaster/legacy/module.cpp
deleted file mode 100644
index 7aa1a4e..0000000
--- a/trusty/keymaster/legacy/module.cpp
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include <errno.h>
-#include <string.h>
-
-#include <hardware/hardware.h>
-#include <hardware/keymaster0.h>
-
-#include <trusty_keymaster/legacy/trusty_keymaster_device.h>
-
-using keymaster::TrustyKeymasterDevice;
-
-/*
- * Generic device handling
- */
-static int trusty_keymaster_open(const hw_module_t* module, const char* name,
- hw_device_t** device) {
- if (strcmp(name, KEYSTORE_KEYMASTER) != 0) {
- return -EINVAL;
- }
-
- TrustyKeymasterDevice* dev = new TrustyKeymasterDevice(module);
- if (dev == NULL) {
- return -ENOMEM;
- }
- *device = dev->hw_device();
- // Do not delete dev; it will get cleaned up when the caller calls device->close(), and must
- // exist until then.
- return 0;
-}
-
-static struct hw_module_methods_t keystore_module_methods = {
- .open = trusty_keymaster_open,
-};
-
-struct keystore_module HAL_MODULE_INFO_SYM __attribute__((visibility("default"))) = {
- .common =
- {
- .tag = HARDWARE_MODULE_TAG,
- .module_api_version = KEYMASTER_MODULE_API_VERSION_2_0,
- .hal_api_version = HARDWARE_HAL_API_VERSION,
- .id = KEYSTORE_HARDWARE_MODULE_ID,
- .name = "Trusty Keymaster HAL",
- .author = "The Android Open Source Project",
- .methods = &keystore_module_methods,
- .dso = 0,
- .reserved = {},
- },
-};
diff --git a/trusty/keymaster/legacy/trusty_keymaster_device.cpp b/trusty/keymaster/legacy/trusty_keymaster_device.cpp
deleted file mode 100644
index 88c3e7b..0000000
--- a/trusty/keymaster/legacy/trusty_keymaster_device.cpp
+++ /dev/null
@@ -1,761 +0,0 @@
-/*
- * Copyright 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "TrustyKeymaster"
-
-#include <assert.h>
-#include <errno.h>
-#include <openssl/evp.h>
-#include <openssl/x509.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-
-#include <algorithm>
-#include <type_traits>
-
-#include <hardware/keymaster2.h>
-#include <keymaster/authorization_set.h>
-#include <log/log.h>
-
-#include <trusty_keymaster/ipc/keymaster_ipc.h>
-#include <trusty_keymaster/ipc/trusty_keymaster_ipc.h>
-#include <trusty_keymaster/legacy/trusty_keymaster_device.h>
-
-const size_t kMaximumAttestationChallengeLength = 128;
-const size_t kMaximumFinishInputLength = 2048;
-
-namespace keymaster {
-
-TrustyKeymasterDevice::TrustyKeymasterDevice(const hw_module_t* module) {
- static_assert(std::is_standard_layout<TrustyKeymasterDevice>::value,
- "TrustyKeymasterDevice must be standard layout");
- static_assert(offsetof(TrustyKeymasterDevice, device_) == 0,
- "device_ must be the first member of TrustyKeymasterDevice");
- static_assert(offsetof(TrustyKeymasterDevice, device_.common) == 0,
- "common must be the first member of keymaster2_device");
-
- ALOGI("Creating device");
- ALOGD("Device address: %p", this);
-
- device_ = {};
-
- device_.common.tag = HARDWARE_DEVICE_TAG;
- device_.common.version = 1;
- device_.common.module = const_cast<hw_module_t*>(module);
- device_.common.close = close_device;
-
- device_.flags = KEYMASTER_SUPPORTS_EC;
-
- device_.configure = configure;
- device_.add_rng_entropy = add_rng_entropy;
- device_.generate_key = generate_key;
- device_.get_key_characteristics = get_key_characteristics;
- device_.import_key = import_key;
- device_.export_key = export_key;
- device_.attest_key = attest_key;
- device_.upgrade_key = upgrade_key;
- device_.delete_key = delete_key;
- device_.delete_all_keys = delete_all_keys;
- device_.begin = begin;
- device_.update = update;
- device_.finish = finish;
- device_.abort = abort;
-
- int rc = trusty_keymaster_connect();
- error_ = translate_error(rc);
- if (rc < 0) {
- ALOGE("failed to connect to keymaster (%d)", rc);
- return;
- }
-
- GetVersionRequest version_request;
- GetVersionResponse version_response;
- error_ = trusty_keymaster_send(KM_GET_VERSION, version_request, &version_response);
- if (error_ == KM_ERROR_INVALID_ARGUMENT || error_ == KM_ERROR_UNIMPLEMENTED) {
- ALOGE("\"Bad parameters\" error on GetVersion call. Version 0 is not supported.");
- error_ = KM_ERROR_VERSION_MISMATCH;
- return;
- }
- message_version_ = MessageVersion(version_response.major_ver, version_response.minor_ver,
- version_response.subminor_ver);
- if (message_version_ < 0) {
- // Can't translate version? Keymaster implementation must be newer.
- ALOGE("Keymaster version %d.%d.%d not supported.", version_response.major_ver,
- version_response.minor_ver, version_response.subminor_ver);
- error_ = KM_ERROR_VERSION_MISMATCH;
- }
-}
-
-TrustyKeymasterDevice::~TrustyKeymasterDevice() {
- trusty_keymaster_disconnect();
-}
-
-namespace {
-
-// Allocates a new buffer with malloc and copies the contents of |buffer| to it. Caller takes
-// ownership of the returned buffer.
-uint8_t* DuplicateBuffer(const uint8_t* buffer, size_t size) {
- uint8_t* tmp = reinterpret_cast<uint8_t*>(malloc(size));
- if (tmp) {
- memcpy(tmp, buffer, size);
- }
- return tmp;
-}
-
-template <typename RequestType>
-void AddClientAndAppData(const keymaster_blob_t* client_id, const keymaster_blob_t* app_data,
- RequestType* request) {
- request->additional_params.Clear();
- if (client_id && client_id->data_length > 0) {
- request->additional_params.push_back(TAG_APPLICATION_ID, *client_id);
- }
- if (app_data && app_data->data_length > 0) {
- request->additional_params.push_back(TAG_APPLICATION_DATA, *app_data);
- }
-}
-
-} // unnamed namespace
-
-keymaster_error_t TrustyKeymasterDevice::configure(const keymaster_key_param_set_t* params) {
- ALOGD("Device received configure\n");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (!params) {
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
- }
-
- AuthorizationSet params_copy(*params);
- ConfigureRequest request(message_version_);
- if (!params_copy.GetTagValue(TAG_OS_VERSION, &request.os_version) ||
- !params_copy.GetTagValue(TAG_OS_PATCHLEVEL, &request.os_patchlevel)) {
- ALOGD("Configuration parameters must contain OS version and patch level");
- return KM_ERROR_INVALID_ARGUMENT;
- }
-
- ConfigureResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_CONFIGURE, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::add_rng_entropy(const uint8_t* data, size_t data_length) {
- ALOGD("Device received add_rng_entropy");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
-
- AddEntropyRequest request(message_version_);
- request.random_data.Reinitialize(data, data_length);
- AddEntropyResponse response(message_version_);
- return trusty_keymaster_send(KM_ADD_RNG_ENTROPY, request, &response);
-}
-
-keymaster_error_t TrustyKeymasterDevice::generate_key(
- const keymaster_key_param_set_t* params, keymaster_key_blob_t* key_blob,
- keymaster_key_characteristics_t* characteristics) {
- ALOGD("Device received generate_key");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (!params) {
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
- }
- if (!key_blob) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- GenerateKeyRequest request(message_version_);
- request.key_description.Reinitialize(*params);
- request.key_description.push_back(TAG_CREATION_DATETIME, java_time(time(NULL)));
-
- GenerateKeyResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_GENERATE_KEY, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- key_blob->key_material_size = response.key_blob.key_material_size;
- key_blob->key_material =
- DuplicateBuffer(response.key_blob.key_material, response.key_blob.key_material_size);
- if (!key_blob->key_material) {
- return KM_ERROR_MEMORY_ALLOCATION_FAILED;
- }
-
- if (characteristics) {
- response.enforced.CopyToParamSet(&characteristics->hw_enforced);
- response.unenforced.CopyToParamSet(&characteristics->sw_enforced);
- }
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::get_key_characteristics(
- const keymaster_key_blob_t* key_blob, const keymaster_blob_t* client_id,
- const keymaster_blob_t* app_data, keymaster_key_characteristics_t* characteristics) {
- ALOGD("Device received get_key_characteristics");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (!key_blob || !key_blob->key_material) {
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
- }
- if (!characteristics) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- GetKeyCharacteristicsRequest request(message_version_);
- request.SetKeyMaterial(*key_blob);
- AddClientAndAppData(client_id, app_data, &request);
-
- GetKeyCharacteristicsResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_GET_KEY_CHARACTERISTICS, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- response.enforced.CopyToParamSet(&characteristics->hw_enforced);
- response.unenforced.CopyToParamSet(&characteristics->sw_enforced);
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::import_key(
- const keymaster_key_param_set_t* params, keymaster_key_format_t key_format,
- const keymaster_blob_t* key_data, keymaster_key_blob_t* key_blob,
- keymaster_key_characteristics_t* characteristics) {
- ALOGD("Device received import_key");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (!params || !key_data) {
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
- }
- if (!key_blob) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- ImportKeyRequest request(message_version_);
- request.key_description.Reinitialize(*params);
- request.key_description.push_back(TAG_CREATION_DATETIME, java_time(time(NULL)));
-
- request.key_format = key_format;
- request.SetKeyMaterial(key_data->data, key_data->data_length);
-
- ImportKeyResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_IMPORT_KEY, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- key_blob->key_material_size = response.key_blob.key_material_size;
- key_blob->key_material =
- DuplicateBuffer(response.key_blob.key_material, response.key_blob.key_material_size);
- if (!key_blob->key_material) {
- return KM_ERROR_MEMORY_ALLOCATION_FAILED;
- }
-
- if (characteristics) {
- response.enforced.CopyToParamSet(&characteristics->hw_enforced);
- response.unenforced.CopyToParamSet(&characteristics->sw_enforced);
- }
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::export_key(keymaster_key_format_t export_format,
- const keymaster_key_blob_t* key_to_export,
- const keymaster_blob_t* client_id,
- const keymaster_blob_t* app_data,
- keymaster_blob_t* export_data) {
- ALOGD("Device received export_key");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (!key_to_export || !key_to_export->key_material) {
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
- }
- if (!export_data) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- export_data->data = nullptr;
- export_data->data_length = 0;
-
- ExportKeyRequest request(message_version_);
- request.key_format = export_format;
- request.SetKeyMaterial(*key_to_export);
- AddClientAndAppData(client_id, app_data, &request);
-
- ExportKeyResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_EXPORT_KEY, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- export_data->data_length = response.key_data_length;
- export_data->data = DuplicateBuffer(response.key_data, response.key_data_length);
- if (!export_data->data) {
- return KM_ERROR_MEMORY_ALLOCATION_FAILED;
- }
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::attest_key(const keymaster_key_blob_t* key_to_attest,
- const keymaster_key_param_set_t* attest_params,
- keymaster_cert_chain_t* cert_chain) {
- ALOGD("Device received attest_key");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (!key_to_attest || !attest_params) {
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
- }
- if (!cert_chain) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- cert_chain->entry_count = 0;
- cert_chain->entries = nullptr;
-
- AttestKeyRequest request(message_version_);
- request.SetKeyMaterial(*key_to_attest);
- request.attest_params.Reinitialize(*attest_params);
-
- keymaster_blob_t attestation_challenge = {};
- request.attest_params.GetTagValue(TAG_ATTESTATION_CHALLENGE, &attestation_challenge);
- if (attestation_challenge.data_length > kMaximumAttestationChallengeLength) {
- ALOGE("%zu-byte attestation challenge; only %zu bytes allowed",
- attestation_challenge.data_length, kMaximumAttestationChallengeLength);
- return KM_ERROR_INVALID_INPUT_LENGTH;
- }
-
- AttestKeyResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_ATTEST_KEY, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- // Allocate and clear storage for cert_chain.
- keymaster_cert_chain_t& rsp_chain = response.certificate_chain;
- cert_chain->entries = reinterpret_cast<keymaster_blob_t*>(
- malloc(rsp_chain.entry_count * sizeof(*cert_chain->entries)));
- if (!cert_chain->entries) {
- return KM_ERROR_MEMORY_ALLOCATION_FAILED;
- }
- cert_chain->entry_count = rsp_chain.entry_count;
- for (keymaster_blob_t& entry : array_range(cert_chain->entries, cert_chain->entry_count)) {
- entry = {};
- }
-
- // Copy cert_chain contents
- size_t i = 0;
- for (keymaster_blob_t& entry : array_range(rsp_chain.entries, rsp_chain.entry_count)) {
- cert_chain->entries[i].data = DuplicateBuffer(entry.data, entry.data_length);
- if (!cert_chain->entries[i].data) {
- keymaster_free_cert_chain(cert_chain);
- return KM_ERROR_MEMORY_ALLOCATION_FAILED;
- }
- cert_chain->entries[i].data_length = entry.data_length;
- ++i;
- }
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::upgrade_key(
- const keymaster_key_blob_t* key_to_upgrade, const keymaster_key_param_set_t* upgrade_params,
- keymaster_key_blob_t* upgraded_key) {
- ALOGD("Device received upgrade_key");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (!key_to_upgrade || !upgrade_params) {
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
- }
- if (!upgraded_key) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- UpgradeKeyRequest request(message_version_);
- request.SetKeyMaterial(*key_to_upgrade);
- request.upgrade_params.Reinitialize(*upgrade_params);
-
- UpgradeKeyResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_UPGRADE_KEY, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- upgraded_key->key_material_size = response.upgraded_key.key_material_size;
- upgraded_key->key_material = DuplicateBuffer(response.upgraded_key.key_material,
- response.upgraded_key.key_material_size);
- if (!upgraded_key->key_material) {
- return KM_ERROR_MEMORY_ALLOCATION_FAILED;
- }
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::begin(keymaster_purpose_t purpose,
- const keymaster_key_blob_t* key,
- const keymaster_key_param_set_t* in_params,
- keymaster_key_param_set_t* out_params,
- keymaster_operation_handle_t* operation_handle) {
- ALOGD("Device received begin");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (!key || !key->key_material) {
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
- }
- if (!operation_handle) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- if (out_params) {
- *out_params = {};
- }
-
- BeginOperationRequest request(message_version_);
- request.purpose = purpose;
- request.SetKeyMaterial(*key);
- request.additional_params.Reinitialize(*in_params);
-
- BeginOperationResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_BEGIN_OPERATION, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- if (response.output_params.size() > 0) {
- if (out_params) {
- response.output_params.CopyToParamSet(out_params);
- } else {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
- }
- *operation_handle = response.op_handle;
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::update(keymaster_operation_handle_t operation_handle,
- const keymaster_key_param_set_t* in_params,
- const keymaster_blob_t* input,
- size_t* input_consumed,
- keymaster_key_param_set_t* out_params,
- keymaster_blob_t* output) {
- ALOGD("Device received update");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (!input) {
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
- }
- if (!input_consumed) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- if (out_params) {
- *out_params = {};
- }
- if (output) {
- *output = {};
- }
-
- UpdateOperationRequest request(message_version_);
- request.op_handle = operation_handle;
- if (in_params) {
- request.additional_params.Reinitialize(*in_params);
- }
- if (input && input->data_length > 0) {
- size_t max_input_size = TRUSTY_KEYMASTER_SEND_BUF_SIZE - request.SerializedSize();
- request.input.Reinitialize(input->data, std::min(input->data_length, max_input_size));
- }
-
- UpdateOperationResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_UPDATE_OPERATION, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- if (response.output_params.size() > 0) {
- if (out_params) {
- response.output_params.CopyToParamSet(out_params);
- } else {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
- }
- *input_consumed = response.input_consumed;
- if (output) {
- output->data_length = response.output.available_read();
- output->data = DuplicateBuffer(response.output.peek_read(), output->data_length);
- if (!output->data) {
- return KM_ERROR_MEMORY_ALLOCATION_FAILED;
- }
- } else if (response.output.available_read() > 0) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::finish(keymaster_operation_handle_t operation_handle,
- const keymaster_key_param_set_t* in_params,
- const keymaster_blob_t* input,
- const keymaster_blob_t* signature,
- keymaster_key_param_set_t* out_params,
- keymaster_blob_t* output) {
- ALOGD("Device received finish");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
- if (input && input->data_length > kMaximumFinishInputLength) {
- ALOGE("%zu-byte input to finish; only %zu bytes allowed", input->data_length,
- kMaximumFinishInputLength);
- return KM_ERROR_INVALID_INPUT_LENGTH;
- }
-
- if (out_params) {
- *out_params = {};
- }
- if (output) {
- *output = {};
- }
-
- FinishOperationRequest request(message_version_);
- request.op_handle = operation_handle;
- if (signature && signature->data && signature->data_length > 0) {
- request.signature.Reinitialize(signature->data, signature->data_length);
- }
- if (input && input->data && input->data_length) {
- request.input.Reinitialize(input->data, input->data_length);
- }
- if (in_params) {
- request.additional_params.Reinitialize(*in_params);
- }
-
- FinishOperationResponse response(message_version_);
- keymaster_error_t err = trusty_keymaster_send(KM_FINISH_OPERATION, request, &response);
- if (err != KM_ERROR_OK) {
- return err;
- }
-
- if (response.output_params.size() > 0) {
- if (out_params) {
- response.output_params.CopyToParamSet(out_params);
- } else {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
- }
- if (output) {
- output->data_length = response.output.available_read();
- output->data = DuplicateBuffer(response.output.peek_read(), output->data_length);
- if (!output->data) {
- return KM_ERROR_MEMORY_ALLOCATION_FAILED;
- }
- } else if (response.output.available_read() > 0) {
- return KM_ERROR_OUTPUT_PARAMETER_NULL;
- }
-
- return KM_ERROR_OK;
-}
-
-keymaster_error_t TrustyKeymasterDevice::abort(keymaster_operation_handle_t operation_handle) {
- ALOGD("Device received abort");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
-
- AbortOperationRequest request(message_version_);
- request.op_handle = operation_handle;
- AbortOperationResponse response(message_version_);
- return trusty_keymaster_send(KM_ABORT_OPERATION, request, &response);
-}
-
-keymaster_error_t TrustyKeymasterDevice::delete_key(const keymaster_key_blob_t* key) {
- ALOGD("Device received delete_key");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
-
- if (!key || !key->key_material)
- return KM_ERROR_UNEXPECTED_NULL_POINTER;
-
- DeleteKeyRequest request(message_version_);
- request.SetKeyMaterial(*key);
- DeleteKeyResponse response(message_version_);
- return trusty_keymaster_send(KM_DELETE_KEY, request, &response);
-}
-
-keymaster_error_t TrustyKeymasterDevice::delete_all_keys() {
- ALOGD("Device received delete_all_key");
-
- if (error_ != KM_ERROR_OK) {
- return error_;
- }
-
- DeleteAllKeysRequest request(message_version_);
- DeleteAllKeysResponse response(message_version_);
- return trusty_keymaster_send(KM_DELETE_ALL_KEYS, request, &response);
-}
-
-hw_device_t* TrustyKeymasterDevice::hw_device() {
- return &device_.common;
-}
-
-static inline TrustyKeymasterDevice* convert_device(const keymaster2_device_t* dev) {
- return reinterpret_cast<TrustyKeymasterDevice*>(const_cast<keymaster2_device_t*>(dev));
-}
-
-/* static */
-int TrustyKeymasterDevice::close_device(hw_device_t* dev) {
- delete reinterpret_cast<TrustyKeymasterDevice*>(dev);
- return 0;
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::configure(const keymaster2_device_t* dev,
- const keymaster_key_param_set_t* params) {
- return convert_device(dev)->configure(params);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::add_rng_entropy(const keymaster2_device_t* dev,
- const uint8_t* data, size_t data_length) {
- return convert_device(dev)->add_rng_entropy(data, data_length);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::generate_key(
- const keymaster2_device_t* dev, const keymaster_key_param_set_t* params,
- keymaster_key_blob_t* key_blob, keymaster_key_characteristics_t* characteristics) {
- return convert_device(dev)->generate_key(params, key_blob, characteristics);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::get_key_characteristics(
- const keymaster2_device_t* dev, const keymaster_key_blob_t* key_blob,
- const keymaster_blob_t* client_id, const keymaster_blob_t* app_data,
- keymaster_key_characteristics_t* characteristics) {
- return convert_device(dev)->get_key_characteristics(key_blob, client_id, app_data,
- characteristics);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::import_key(
- const keymaster2_device_t* dev, const keymaster_key_param_set_t* params,
- keymaster_key_format_t key_format, const keymaster_blob_t* key_data,
- keymaster_key_blob_t* key_blob, keymaster_key_characteristics_t* characteristics) {
- return convert_device(dev)->import_key(params, key_format, key_data, key_blob, characteristics);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::export_key(const keymaster2_device_t* dev,
- keymaster_key_format_t export_format,
- const keymaster_key_blob_t* key_to_export,
- const keymaster_blob_t* client_id,
- const keymaster_blob_t* app_data,
- keymaster_blob_t* export_data) {
- return convert_device(dev)->export_key(export_format, key_to_export, client_id, app_data,
- export_data);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::attest_key(const keymaster2_device_t* dev,
- const keymaster_key_blob_t* key_to_attest,
- const keymaster_key_param_set_t* attest_params,
- keymaster_cert_chain_t* cert_chain) {
- return convert_device(dev)->attest_key(key_to_attest, attest_params, cert_chain);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::upgrade_key(
- const keymaster2_device_t* dev, const keymaster_key_blob_t* key_to_upgrade,
- const keymaster_key_param_set_t* upgrade_params, keymaster_key_blob_t* upgraded_key) {
- return convert_device(dev)->upgrade_key(key_to_upgrade, upgrade_params, upgraded_key);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::begin(const keymaster2_device_t* dev,
- keymaster_purpose_t purpose,
- const keymaster_key_blob_t* key,
- const keymaster_key_param_set_t* in_params,
- keymaster_key_param_set_t* out_params,
- keymaster_operation_handle_t* operation_handle) {
- return convert_device(dev)->begin(purpose, key, in_params, out_params, operation_handle);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::update(
- const keymaster2_device_t* dev, keymaster_operation_handle_t operation_handle,
- const keymaster_key_param_set_t* in_params, const keymaster_blob_t* input,
- size_t* input_consumed, keymaster_key_param_set_t* out_params, keymaster_blob_t* output) {
- return convert_device(dev)->update(operation_handle, in_params, input, input_consumed,
- out_params, output);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::finish(const keymaster2_device_t* dev,
- keymaster_operation_handle_t operation_handle,
- const keymaster_key_param_set_t* in_params,
- const keymaster_blob_t* input,
- const keymaster_blob_t* signature,
- keymaster_key_param_set_t* out_params,
- keymaster_blob_t* output) {
- return convert_device(dev)->finish(operation_handle, in_params, input, signature, out_params,
- output);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::abort(const keymaster2_device_t* dev,
- keymaster_operation_handle_t operation_handle) {
- return convert_device(dev)->abort(operation_handle);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::delete_key(const keymaster2_device_t* dev,
- const keymaster_key_blob_t* key) {
- return convert_device(dev)->delete_key(key);
-}
-
-/* static */
-keymaster_error_t TrustyKeymasterDevice::delete_all_keys(const keymaster2_device_t* dev) {
- return convert_device(dev)->delete_all_keys();
-}
-
-} // namespace keymaster
diff --git a/trusty/keymaster/legacy/trusty_keymaster_device_test.cpp b/trusty/keymaster/legacy/trusty_keymaster_device_test.cpp
deleted file mode 100644
index 68def58..0000000
--- a/trusty/keymaster/legacy/trusty_keymaster_device_test.cpp
+++ /dev/null
@@ -1,561 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include <algorithm>
-#include <fstream>
-#include <memory>
-
-#include <gtest/gtest.h>
-#include <openssl/engine.h>
-
-#include <hardware/keymaster0.h>
-
-#include <keymaster/android_keymaster.h>
-#include <keymaster/android_keymaster_messages.h>
-#include <keymaster/android_keymaster_utils.h>
-#include <keymaster/keymaster_tags.h>
-#include <keymaster/soft_keymaster_context.h>
-
-#include <trusty_keymaster/legacy/trusty_keymaster_device.h>
-#include "android_keymaster_test_utils.h"
-#include "openssl_utils.h"
-
-using std::ifstream;
-using std::istreambuf_iterator;
-using std::string;
-
-static keymaster::AndroidKeymaster* impl_ = nullptr;
-
-extern "C" {
-int __android_log_print();
-}
-
-int __android_log_print() {
- return 0;
-}
-
-int main(int argc, char** argv) {
- ::testing::InitGoogleTest(&argc, argv);
- int result = RUN_ALL_TESTS();
- // Clean up stuff OpenSSL leaves around, so Valgrind doesn't complain.
- CRYPTO_cleanup_all_ex_data();
- ERR_free_strings();
- return result;
-}
-
-int trusty_keymaster_connect() {
- impl_ = new keymaster::AndroidKeymaster(new keymaster::SoftKeymasterContext(nullptr), 16);
-}
-
-void trusty_keymaster_disconnect() {
- delete static_cast<keymaster::AndroidKeymaster*>(priv_);
-}
-
-template <typename Req, typename Rsp>
-static int fake_call(keymaster::AndroidKeymaster* device,
- void (keymaster::AndroidKeymaster::*method)(const Req&, Rsp*), void* in_buf,
- uint32_t in_size, void* out_buf, uint32_t* out_size) {
- Req req;
- const uint8_t* in = static_cast<uint8_t*>(in_buf);
- req.Deserialize(&in, in + in_size);
- Rsp rsp;
- (device->*method)(req, &rsp);
-
- *out_size = rsp.SerializedSize();
- uint8_t* out = static_cast<uint8_t*>(out_buf);
- rsp.Serialize(out, out + *out_size);
- return 0;
-}
-
-int trusty_keymaster_call(uint32_t cmd, void* in_buf, uint32_t in_size, void* out_buf,
- uint32_t* out_size) {
- switch (cmd) {
- case KM_GENERATE_KEY:
- return fake_call(impl_, &keymaster::AndroidKeymaster::GenerateKey, in_buf, in_size,
- out_buf, out_size);
- case KM_BEGIN_OPERATION:
- return fake_call(impl_, &keymaster::AndroidKeymaster::BeginOperation, in_buf, in_size,
- out_buf, out_size);
- case KM_UPDATE_OPERATION:
- return fake_call(impl_, &keymaster::AndroidKeymaster::UpdateOperation, in_buf, in_size,
- out_buf, out_size);
- case KM_FINISH_OPERATION:
- return fake_call(impl_, &keymaster::AndroidKeymaster::FinishOperation, in_buf, in_size,
- out_buf, out_size);
- case KM_IMPORT_KEY:
- return fake_call(impl_, &keymaster::AndroidKeymaster::ImportKey, in_buf, in_size,
- out_buf, out_size);
- case KM_EXPORT_KEY:
- return fake_call(impl_, &keymaster::AndroidKeymaster::ExportKey, in_buf, in_size,
- out_buf, out_size);
- }
- return -EINVAL;
-}
-
-namespace keymaster {
-namespace test {
-
-class TrustyKeymasterTest : public testing::Test {
- protected:
- TrustyKeymasterTest() : device(NULL) {}
-
- keymaster_rsa_keygen_params_t build_rsa_params() {
- keymaster_rsa_keygen_params_t rsa_params;
- rsa_params.public_exponent = 65537;
- rsa_params.modulus_size = 2048;
- return rsa_params;
- }
-
- uint8_t* build_message(size_t length) {
- uint8_t* msg = new uint8_t[length];
- memset(msg, 'a', length);
- return msg;
- }
-
- size_t dsa_message_len(const keymaster_dsa_keygen_params_t& params) {
- switch (params.key_size) {
- case 256:
- case 1024:
- return 48;
- case 2048:
- case 4096:
- return 72;
- default:
- // Oops.
- return 0;
- }
- }
-
- TrustyKeymasterDevice device;
-};
-
-class Malloc_Delete {
- public:
- Malloc_Delete(void* p) : p_(p) {}
- ~Malloc_Delete() { free(p_); }
-
- private:
- void* p_;
-};
-
-typedef TrustyKeymasterTest KeyGenTest;
-TEST_F(KeyGenTest, RsaSuccess) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-}
-
-TEST_F(KeyGenTest, EcdsaSuccess) {
- keymaster_ec_keygen_params_t ec_params = {256};
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_EC, &ec_params, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-}
-
-typedef TrustyKeymasterTest SigningTest;
-TEST_F(SigningTest, RsaSuccess) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_len = params.modulus_size / 8;
- std::unique_ptr<uint8_t[]> message(build_message(message_len));
- uint8_t* signature;
- size_t siglen;
- EXPECT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message.get(), message_len,
- &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_EQ(message_len, siglen);
-}
-
-TEST_F(SigningTest, RsaShortMessage) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_len = params.modulus_size / 8 - 1;
- std::unique_ptr<uint8_t[]> message(build_message(message_len));
- uint8_t* signature;
- size_t siglen;
- EXPECT_EQ(KM_ERROR_UNKNOWN_ERROR, device.sign_data(&sig_params, ptr, size, message.get(),
- message_len, &signature, &siglen));
-}
-
-TEST_F(SigningTest, RsaLongMessage) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_len = params.modulus_size / 8 + 1;
- std::unique_ptr<uint8_t[]> message(build_message(message_len));
- uint8_t* signature;
- size_t siglen;
- EXPECT_EQ(KM_ERROR_UNKNOWN_ERROR, device.sign_data(&sig_params, ptr, size, message.get(),
- message_len, &signature, &siglen));
-}
-
-TEST_F(SigningTest, EcdsaSuccess) {
- keymaster_ec_keygen_params_t params = {256};
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_EC, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_ec_sign_params_t sig_params = {DIGEST_NONE};
- uint8_t message[] = "12345678901234567890123456789012";
- uint8_t* signature;
- size_t siglen;
- ASSERT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message,
- array_size(message) - 1, &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_GT(siglen, 69U);
- EXPECT_LT(siglen, 73U);
-}
-
-TEST_F(SigningTest, EcdsaEmptyMessageSuccess) {
- keymaster_ec_keygen_params_t params = {256};
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_EC, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_ec_sign_params_t sig_params = {DIGEST_NONE};
- uint8_t message[] = "";
- uint8_t* signature;
- size_t siglen;
- ASSERT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message,
- array_size(message) - 1, &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_GT(siglen, 69U);
- EXPECT_LT(siglen, 73U);
-}
-
-TEST_F(SigningTest, EcdsaLargeMessageSuccess) {
- keymaster_ec_keygen_params_t params = {256};
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_EC, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_ec_sign_params_t sig_params = {DIGEST_NONE};
- size_t message_len = 1024 * 7;
- std::unique_ptr<uint8_t[]> message(new uint8_t[message_len]);
- // contents of message don't matter.
- uint8_t* signature;
- size_t siglen;
- ASSERT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message.get(), message_len,
- &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_GT(siglen, 69U);
- EXPECT_LT(siglen, 73U);
-}
-
-typedef TrustyKeymasterTest VerificationTest;
-TEST_F(VerificationTest, RsaSuccess) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_len = params.modulus_size / 8;
- std::unique_ptr<uint8_t[]> message(build_message(message_len));
- uint8_t* signature;
- size_t siglen;
- EXPECT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message.get(), message_len,
- &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
-
- EXPECT_EQ(KM_ERROR_OK, device.verify_data(&sig_params, ptr, size, message.get(), message_len,
- signature, siglen));
-}
-
-TEST_F(VerificationTest, RsaBadSignature) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_len = params.modulus_size / 8;
- std::unique_ptr<uint8_t[]> message(build_message(message_len));
- uint8_t* signature;
- size_t siglen;
- EXPECT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message.get(), message_len,
- &signature, &siglen));
-
- Malloc_Delete sig_deleter(signature);
- signature[siglen / 2]++;
- EXPECT_EQ(KM_ERROR_VERIFICATION_FAILED,
- device.verify_data(&sig_params, ptr, size, message.get(), message_len, signature,
- siglen));
-}
-
-TEST_F(VerificationTest, RsaBadMessage) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_len = params.modulus_size / 8;
- std::unique_ptr<uint8_t[]> message(build_message(message_len));
- uint8_t* signature;
- size_t siglen;
- EXPECT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message.get(), message_len,
- &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- message[0]++;
- EXPECT_EQ(KM_ERROR_VERIFICATION_FAILED,
- device.verify_data(&sig_params, ptr, size, message.get(), message_len, signature,
- siglen));
-}
-
-TEST_F(VerificationTest, RsaShortMessage) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_len = params.modulus_size / 8;
- std::unique_ptr<uint8_t[]> message(build_message(message_len));
- uint8_t* signature;
- size_t siglen;
- EXPECT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message.get(), message_len,
- &signature, &siglen));
-
- Malloc_Delete sig_deleter(signature);
- EXPECT_EQ(KM_ERROR_INVALID_INPUT_LENGTH,
- device.verify_data(&sig_params, ptr, size, message.get(), message_len - 1, signature,
- siglen));
-}
-
-TEST_F(VerificationTest, RsaLongMessage) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_len = params.modulus_size / 8;
- std::unique_ptr<uint8_t[]> message(build_message(message_len + 1));
- uint8_t* signature;
- size_t siglen;
- EXPECT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message.get(), message_len,
- &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_EQ(KM_ERROR_INVALID_INPUT_LENGTH,
- device.verify_data(&sig_params, ptr, size, message.get(), message_len + 1, signature,
- siglen));
-}
-
-TEST_F(VerificationTest, EcdsaSuccess) {
- keymaster_ec_keygen_params_t params = {256};
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_EC, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_ec_sign_params_t sig_params = {DIGEST_NONE};
- uint8_t message[] = "12345678901234567890123456789012";
- uint8_t* signature;
- size_t siglen;
- ASSERT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message,
- array_size(message) - 1, &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_EQ(KM_ERROR_OK, device.verify_data(&sig_params, ptr, size, message,
- array_size(message) - 1, signature, siglen));
-}
-
-TEST_F(VerificationTest, EcdsaLargeMessageSuccess) {
- keymaster_ec_keygen_params_t params = {256};
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_EC, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- keymaster_ec_sign_params_t sig_params = {DIGEST_NONE};
- size_t message_len = 1024 * 7;
- std::unique_ptr<uint8_t[]> message(new uint8_t[message_len]);
- // contents of message don't matter.
- uint8_t* signature;
- size_t siglen;
- ASSERT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message.get(), message_len,
- &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_EQ(KM_ERROR_OK, device.verify_data(&sig_params, ptr, size, message.get(), message_len,
- signature, siglen));
-}
-
-static string read_file(const string& file_name) {
- ifstream file_stream(file_name, std::ios::binary);
- istreambuf_iterator<char> file_begin(file_stream);
- istreambuf_iterator<char> file_end;
- return string(file_begin, file_end);
-}
-
-typedef TrustyKeymasterTest ImportKeyTest;
-TEST_F(ImportKeyTest, RsaSuccess) {
- string pk8_key = read_file("../../../../system/keymaster/rsa_privkey_pk8.der");
- ASSERT_EQ(633U, pk8_key.size());
-
- uint8_t* key = NULL;
- size_t size;
- ASSERT_EQ(KM_ERROR_OK, device.import_keypair(reinterpret_cast<const uint8_t*>(pk8_key.data()),
- pk8_key.size(), &key, &size));
- Malloc_Delete key_deleter(key);
-
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_size = 1024 /* key size */ / 8;
- std::unique_ptr<uint8_t[]> message(new uint8_t[message_size]);
- memset(message.get(), 'a', message_size);
- uint8_t* signature;
- size_t siglen;
- ASSERT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, key, size, message.get(), message_size,
- &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_EQ(KM_ERROR_OK, device.verify_data(&sig_params, key, size, message.get(), message_size,
- signature, siglen));
-}
-
-TEST_F(ImportKeyTest, EcdsaSuccess) {
- string pk8_key = read_file("../../../../system/keymaster/ec_privkey_pk8.der");
- ASSERT_EQ(138U, pk8_key.size());
-
- uint8_t* key = NULL;
- size_t size;
- ASSERT_EQ(KM_ERROR_OK, device.import_keypair(reinterpret_cast<const uint8_t*>(pk8_key.data()),
- pk8_key.size(), &key, &size));
- Malloc_Delete key_deleter(key);
-
- keymaster_ec_sign_params_t sig_params = {DIGEST_NONE};
- uint8_t message[] = "12345678901234567890123456789012";
- uint8_t* signature;
- size_t siglen;
- ASSERT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, key, size, message,
- array_size(message) - 1, &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_EQ(KM_ERROR_OK, device.verify_data(&sig_params, key, size, message,
- array_size(message) - 1, signature, siglen));
-}
-
-struct EVP_PKEY_CTX_Delete {
- void operator()(EVP_PKEY_CTX* p) { EVP_PKEY_CTX_free(p); }
-};
-
-static void VerifySignature(const uint8_t* key, size_t key_len, const uint8_t* signature,
- size_t signature_len, const uint8_t* message, size_t message_len) {
- std::unique_ptr<EVP_PKEY, EVP_PKEY_Delete> pkey(d2i_PUBKEY(NULL, &key, key_len));
- ASSERT_TRUE(pkey.get() != NULL);
- std::unique_ptr<EVP_PKEY_CTX, EVP_PKEY_CTX_Delete> ctx(EVP_PKEY_CTX_new(pkey.get(), NULL));
- ASSERT_TRUE(ctx.get() != NULL);
- ASSERT_EQ(1, EVP_PKEY_verify_init(ctx.get()));
- if (EVP_PKEY_type(pkey->type) == EVP_PKEY_RSA)
- ASSERT_EQ(1, EVP_PKEY_CTX_set_rsa_padding(ctx.get(), RSA_NO_PADDING));
- EXPECT_EQ(1, EVP_PKEY_verify(ctx.get(), signature, signature_len, message, message_len));
-}
-
-typedef TrustyKeymasterTest ExportKeyTest;
-TEST_F(ExportKeyTest, RsaSuccess) {
- keymaster_rsa_keygen_params_t params = build_rsa_params();
- uint8_t* ptr = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_RSA, ¶ms, &ptr, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(ptr);
-
- uint8_t* exported;
- size_t exported_size;
- EXPECT_EQ(KM_ERROR_OK, device.get_keypair_public(ptr, size, &exported, &exported_size));
- Malloc_Delete exported_deleter(exported);
-
- // Sign a message so we can verify it with the exported pubkey.
- keymaster_rsa_sign_params_t sig_params = {DIGEST_NONE, PADDING_NONE};
- size_t message_len = params.modulus_size / 8;
- std::unique_ptr<uint8_t[]> message(build_message(message_len));
- uint8_t* signature;
- size_t siglen;
- EXPECT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, ptr, size, message.get(), message_len,
- &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_EQ(message_len, siglen);
- const uint8_t* tmp = exported;
-
- VerifySignature(exported, exported_size, signature, siglen, message.get(), message_len);
-}
-
-typedef TrustyKeymasterTest ExportKeyTest;
-TEST_F(ExportKeyTest, EcdsaSuccess) {
- keymaster_ec_keygen_params_t params = {256};
- uint8_t* key = NULL;
- size_t size;
- ASSERT_EQ(0, device.generate_keypair(TYPE_EC, ¶ms, &key, &size));
- EXPECT_GT(size, 0U);
- Malloc_Delete key_deleter(key);
-
- uint8_t* exported;
- size_t exported_size;
- EXPECT_EQ(KM_ERROR_OK, device.get_keypair_public(key, size, &exported, &exported_size));
- Malloc_Delete exported_deleter(exported);
-
- // Sign a message so we can verify it with the exported pubkey.
- keymaster_ec_sign_params_t sig_params = {DIGEST_NONE};
- uint8_t message[] = "12345678901234567890123456789012";
- uint8_t* signature;
- size_t siglen;
- ASSERT_EQ(KM_ERROR_OK, device.sign_data(&sig_params, key, size, message,
- array_size(message) - 1, &signature, &siglen));
- Malloc_Delete sig_deleter(signature);
- EXPECT_EQ(KM_ERROR_OK, device.verify_data(&sig_params, key, size, message,
- array_size(message) - 1, signature, siglen));
-
- VerifySignature(exported, exported_size, signature, siglen, message, array_size(message) - 1);
-}
-
-} // namespace test
-} // namespace keymaster
diff --git a/trusty/keymaster/legacy/trusty_keymaster_main.cpp b/trusty/keymaster/legacy/trusty_keymaster_main.cpp
deleted file mode 100644
index e3e70e6..0000000
--- a/trusty/keymaster/legacy/trusty_keymaster_main.cpp
+++ /dev/null
@@ -1,408 +0,0 @@
-/*
- * Copyright 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <keymaster/keymaster_configuration.h>
-
-#include <stdio.h>
-#include <memory>
-
-#include <openssl/evp.h>
-#include <openssl/x509.h>
-
-#include <trusty_keymaster/legacy/trusty_keymaster_device.h>
-
-using keymaster::TrustyKeymasterDevice;
-
-unsigned char rsa_privkey_pk8_der[] = {
- 0x30, 0x82, 0x02, 0x75, 0x02, 0x01, 0x00, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
- 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x04, 0x82, 0x02, 0x5f, 0x30, 0x82, 0x02, 0x5b,
- 0x02, 0x01, 0x00, 0x02, 0x81, 0x81, 0x00, 0xc6, 0x09, 0x54, 0x09, 0x04, 0x7d, 0x86, 0x34,
- 0x81, 0x2d, 0x5a, 0x21, 0x81, 0x76, 0xe4, 0x5c, 0x41, 0xd6, 0x0a, 0x75, 0xb1, 0x39, 0x01,
- 0xf2, 0x34, 0x22, 0x6c, 0xff, 0xe7, 0x76, 0x52, 0x1c, 0x5a, 0x77, 0xb9, 0xe3, 0x89, 0x41,
- 0x7b, 0x71, 0xc0, 0xb6, 0xa4, 0x4d, 0x13, 0xaf, 0xe4, 0xe4, 0xa2, 0x80, 0x5d, 0x46, 0xc9,
- 0xda, 0x29, 0x35, 0xad, 0xb1, 0xff, 0x0c, 0x1f, 0x24, 0xea, 0x06, 0xe6, 0x2b, 0x20, 0xd7,
- 0x76, 0x43, 0x0a, 0x4d, 0x43, 0x51, 0x57, 0x23, 0x3c, 0x6f, 0x91, 0x67, 0x83, 0xc3, 0x0e,
- 0x31, 0x0f, 0xcb, 0xd8, 0x9b, 0x85, 0xc2, 0xd5, 0x67, 0x71, 0x16, 0x97, 0x85, 0xac, 0x12,
- 0xbc, 0xa2, 0x44, 0xab, 0xda, 0x72, 0xbf, 0xb1, 0x9f, 0xc4, 0x4d, 0x27, 0xc8, 0x1e, 0x1d,
- 0x92, 0xde, 0x28, 0x4f, 0x40, 0x61, 0xed, 0xfd, 0x99, 0x28, 0x07, 0x45, 0xea, 0x6d, 0x25,
- 0x02, 0x03, 0x01, 0x00, 0x01, 0x02, 0x81, 0x80, 0x1b, 0xe0, 0xf0, 0x4d, 0x9c, 0xae, 0x37,
- 0x18, 0x69, 0x1f, 0x03, 0x53, 0x38, 0x30, 0x8e, 0x91, 0x56, 0x4b, 0x55, 0x89, 0x9f, 0xfb,
- 0x50, 0x84, 0xd2, 0x46, 0x0e, 0x66, 0x30, 0x25, 0x7e, 0x05, 0xb3, 0xce, 0xab, 0x02, 0x97,
- 0x2d, 0xfa, 0xbc, 0xd6, 0xce, 0x5f, 0x6e, 0xe2, 0x58, 0x9e, 0xb6, 0x79, 0x11, 0xed, 0x0f,
- 0xac, 0x16, 0xe4, 0x3a, 0x44, 0x4b, 0x8c, 0x86, 0x1e, 0x54, 0x4a, 0x05, 0x93, 0x36, 0x57,
- 0x72, 0xf8, 0xba, 0xf6, 0xb2, 0x2f, 0xc9, 0xe3, 0xc5, 0xf1, 0x02, 0x4b, 0x06, 0x3a, 0xc0,
- 0x80, 0xa7, 0xb2, 0x23, 0x4c, 0xf8, 0xae, 0xe8, 0xf6, 0xc4, 0x7b, 0xbf, 0x4f, 0xd3, 0xac,
- 0xe7, 0x24, 0x02, 0x90, 0xbe, 0xf1, 0x6c, 0x0b, 0x3f, 0x7f, 0x3c, 0xdd, 0x64, 0xce, 0x3a,
- 0xb5, 0x91, 0x2c, 0xf6, 0xe3, 0x2f, 0x39, 0xab, 0x18, 0x83, 0x58, 0xaf, 0xcc, 0xcd, 0x80,
- 0x81, 0x02, 0x41, 0x00, 0xe4, 0xb4, 0x9e, 0xf5, 0x0f, 0x76, 0x5d, 0x3b, 0x24, 0xdd, 0xe0,
- 0x1a, 0xce, 0xaa, 0xf1, 0x30, 0xf2, 0xc7, 0x66, 0x70, 0xa9, 0x1a, 0x61, 0xae, 0x08, 0xaf,
- 0x49, 0x7b, 0x4a, 0x82, 0xbe, 0x6d, 0xee, 0x8f, 0xcd, 0xd5, 0xe3, 0xf7, 0xba, 0x1c, 0xfb,
- 0x1f, 0x0c, 0x92, 0x6b, 0x88, 0xf8, 0x8c, 0x92, 0xbf, 0xab, 0x13, 0x7f, 0xba, 0x22, 0x85,
- 0x22, 0x7b, 0x83, 0xc3, 0x42, 0xff, 0x7c, 0x55, 0x02, 0x41, 0x00, 0xdd, 0xab, 0xb5, 0x83,
- 0x9c, 0x4c, 0x7f, 0x6b, 0xf3, 0xd4, 0x18, 0x32, 0x31, 0xf0, 0x05, 0xb3, 0x1a, 0xa5, 0x8a,
- 0xff, 0xdd, 0xa5, 0xc7, 0x9e, 0x4c, 0xce, 0x21, 0x7f, 0x6b, 0xc9, 0x30, 0xdb, 0xe5, 0x63,
- 0xd4, 0x80, 0x70, 0x6c, 0x24, 0xe9, 0xeb, 0xfc, 0xab, 0x28, 0xa6, 0xcd, 0xef, 0xd3, 0x24,
- 0xb7, 0x7e, 0x1b, 0xf7, 0x25, 0x1b, 0x70, 0x90, 0x92, 0xc2, 0x4f, 0xf5, 0x01, 0xfd, 0x91,
- 0x02, 0x40, 0x23, 0xd4, 0x34, 0x0e, 0xda, 0x34, 0x45, 0xd8, 0xcd, 0x26, 0xc1, 0x44, 0x11,
- 0xda, 0x6f, 0xdc, 0xa6, 0x3c, 0x1c, 0xcd, 0x4b, 0x80, 0xa9, 0x8a, 0xd5, 0x2b, 0x78, 0xcc,
- 0x8a, 0xd8, 0xbe, 0xb2, 0x84, 0x2c, 0x1d, 0x28, 0x04, 0x05, 0xbc, 0x2f, 0x6c, 0x1b, 0xea,
- 0x21, 0x4a, 0x1d, 0x74, 0x2a, 0xb9, 0x96, 0xb3, 0x5b, 0x63, 0xa8, 0x2a, 0x5e, 0x47, 0x0f,
- 0xa8, 0x8d, 0xbf, 0x82, 0x3c, 0xdd, 0x02, 0x40, 0x1b, 0x7b, 0x57, 0x44, 0x9a, 0xd3, 0x0d,
- 0x15, 0x18, 0x24, 0x9a, 0x5f, 0x56, 0xbb, 0x98, 0x29, 0x4d, 0x4b, 0x6a, 0xc1, 0x2f, 0xfc,
- 0x86, 0x94, 0x04, 0x97, 0xa5, 0xa5, 0x83, 0x7a, 0x6c, 0xf9, 0x46, 0x26, 0x2b, 0x49, 0x45,
- 0x26, 0xd3, 0x28, 0xc1, 0x1e, 0x11, 0x26, 0x38, 0x0f, 0xde, 0x04, 0xc2, 0x4f, 0x91, 0x6d,
- 0xec, 0x25, 0x08, 0x92, 0xdb, 0x09, 0xa6, 0xd7, 0x7c, 0xdb, 0xa3, 0x51, 0x02, 0x40, 0x77,
- 0x62, 0xcd, 0x8f, 0x4d, 0x05, 0x0d, 0xa5, 0x6b, 0xd5, 0x91, 0xad, 0xb5, 0x15, 0xd2, 0x4d,
- 0x7c, 0xcd, 0x32, 0xcc, 0xa0, 0xd0, 0x5f, 0x86, 0x6d, 0x58, 0x35, 0x14, 0xbd, 0x73, 0x24,
- 0xd5, 0xf3, 0x36, 0x45, 0xe8, 0xed, 0x8b, 0x4a, 0x1c, 0xb3, 0xcc, 0x4a, 0x1d, 0x67, 0x98,
- 0x73, 0x99, 0xf2, 0xa0, 0x9f, 0x5b, 0x3f, 0xb6, 0x8c, 0x88, 0xd5, 0xe5, 0xd9, 0x0a, 0xc3,
- 0x34, 0x92, 0xd6};
-unsigned int rsa_privkey_pk8_der_len = 633;
-
-unsigned char dsa_privkey_pk8_der[] = {
- 0x30, 0x82, 0x01, 0x4b, 0x02, 0x01, 0x00, 0x30, 0x82, 0x01, 0x2b, 0x06, 0x07, 0x2a, 0x86,
- 0x48, 0xce, 0x38, 0x04, 0x01, 0x30, 0x82, 0x01, 0x1e, 0x02, 0x81, 0x81, 0x00, 0xa3, 0xf3,
- 0xe9, 0xb6, 0x7e, 0x7d, 0x88, 0xf6, 0xb7, 0xe5, 0xf5, 0x1f, 0x3b, 0xee, 0xac, 0xd7, 0xad,
- 0xbc, 0xc9, 0xd1, 0x5a, 0xf8, 0x88, 0xc4, 0xef, 0x6e, 0x3d, 0x74, 0x19, 0x74, 0xe7, 0xd8,
- 0xe0, 0x26, 0x44, 0x19, 0x86, 0xaf, 0x19, 0xdb, 0x05, 0xe9, 0x3b, 0x8b, 0x58, 0x58, 0xde,
- 0xe5, 0x4f, 0x48, 0x15, 0x01, 0xea, 0xe6, 0x83, 0x52, 0xd7, 0xc1, 0x21, 0xdf, 0xb9, 0xb8,
- 0x07, 0x66, 0x50, 0xfb, 0x3a, 0x0c, 0xb3, 0x85, 0xee, 0xbb, 0x04, 0x5f, 0xc2, 0x6d, 0x6d,
- 0x95, 0xfa, 0x11, 0x93, 0x1e, 0x59, 0x5b, 0xb1, 0x45, 0x8d, 0xe0, 0x3d, 0x73, 0xaa, 0xf2,
- 0x41, 0x14, 0x51, 0x07, 0x72, 0x3d, 0xa2, 0xf7, 0x58, 0xcd, 0x11, 0xa1, 0x32, 0xcf, 0xda,
- 0x42, 0xb7, 0xcc, 0x32, 0x80, 0xdb, 0x87, 0x82, 0xec, 0x42, 0xdb, 0x5a, 0x55, 0x24, 0x24,
- 0xa2, 0xd1, 0x55, 0x29, 0xad, 0xeb, 0x02, 0x15, 0x00, 0xeb, 0xea, 0x17, 0xd2, 0x09, 0xb3,
- 0xd7, 0x21, 0x9a, 0x21, 0x07, 0x82, 0x8f, 0xab, 0xfe, 0x88, 0x71, 0x68, 0xf7, 0xe3, 0x02,
- 0x81, 0x80, 0x19, 0x1c, 0x71, 0xfd, 0xe0, 0x03, 0x0c, 0x43, 0xd9, 0x0b, 0xf6, 0xcd, 0xd6,
- 0xa9, 0x70, 0xe7, 0x37, 0x86, 0x3a, 0x78, 0xe9, 0xa7, 0x47, 0xa7, 0x47, 0x06, 0x88, 0xb1,
- 0xaf, 0xd7, 0xf3, 0xf1, 0xa1, 0xd7, 0x00, 0x61, 0x28, 0x88, 0x31, 0x48, 0x60, 0xd8, 0x11,
- 0xef, 0xa5, 0x24, 0x1a, 0x81, 0xc4, 0x2a, 0xe2, 0xea, 0x0e, 0x36, 0xd2, 0xd2, 0x05, 0x84,
- 0x37, 0xcf, 0x32, 0x7d, 0x09, 0xe6, 0x0f, 0x8b, 0x0c, 0xc8, 0xc2, 0xa4, 0xb1, 0xdc, 0x80,
- 0xca, 0x68, 0xdf, 0xaf, 0xd2, 0x90, 0xc0, 0x37, 0x58, 0x54, 0x36, 0x8f, 0x49, 0xb8, 0x62,
- 0x75, 0x8b, 0x48, 0x47, 0xc0, 0xbe, 0xf7, 0x9a, 0x92, 0xa6, 0x68, 0x05, 0xda, 0x9d, 0xaf,
- 0x72, 0x9a, 0x67, 0xb3, 0xb4, 0x14, 0x03, 0xae, 0x4f, 0x4c, 0x76, 0xb9, 0xd8, 0x64, 0x0a,
- 0xba, 0x3b, 0xa8, 0x00, 0x60, 0x4d, 0xae, 0x81, 0xc3, 0xc5, 0x04, 0x17, 0x02, 0x15, 0x00,
- 0x81, 0x9d, 0xfd, 0x53, 0x0c, 0xc1, 0x8f, 0xbe, 0x8b, 0xea, 0x00, 0x26, 0x19, 0x29, 0x33,
- 0x91, 0x84, 0xbe, 0xad, 0x81};
-unsigned int dsa_privkey_pk8_der_len = 335;
-
-unsigned char ec_privkey_pk8_der[] = {
- 0x30, 0x81, 0x87, 0x02, 0x01, 0x00, 0x30, 0x13, 0x06, 0x07, 0x2a, 0x86, 0x48, 0xce,
- 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x03, 0x01, 0x07, 0x04,
- 0x6d, 0x30, 0x6b, 0x02, 0x01, 0x01, 0x04, 0x20, 0x73, 0x7c, 0x2e, 0xcd, 0x7b, 0x8d,
- 0x19, 0x40, 0xbf, 0x29, 0x30, 0xaa, 0x9b, 0x4e, 0xd3, 0xff, 0x94, 0x1e, 0xed, 0x09,
- 0x36, 0x6b, 0xc0, 0x32, 0x99, 0x98, 0x64, 0x81, 0xf3, 0xa4, 0xd8, 0x59, 0xa1, 0x44,
- 0x03, 0x42, 0x00, 0x04, 0xbf, 0x85, 0xd7, 0x72, 0x0d, 0x07, 0xc2, 0x54, 0x61, 0x68,
- 0x3b, 0xc6, 0x48, 0xb4, 0x77, 0x8a, 0x9a, 0x14, 0xdd, 0x8a, 0x02, 0x4e, 0x3b, 0xdd,
- 0x8c, 0x7d, 0xdd, 0x9a, 0xb2, 0xb5, 0x28, 0xbb, 0xc7, 0xaa, 0x1b, 0x51, 0xf1, 0x4e,
- 0xbb, 0xbb, 0x0b, 0xd0, 0xce, 0x21, 0xbc, 0xc4, 0x1c, 0x6e, 0xb0, 0x00, 0x83, 0xcf,
- 0x33, 0x76, 0xd1, 0x1f, 0xd4, 0x49, 0x49, 0xe0, 0xb2, 0x18, 0x3b, 0xfe};
-unsigned int ec_privkey_pk8_der_len = 138;
-
-keymaster_key_param_t ec_params[] = {
- keymaster_param_enum(KM_TAG_ALGORITHM, KM_ALGORITHM_EC),
- keymaster_param_long(KM_TAG_EC_CURVE, KM_EC_CURVE_P_521),
- keymaster_param_enum(KM_TAG_PURPOSE, KM_PURPOSE_SIGN),
- keymaster_param_enum(KM_TAG_PURPOSE, KM_PURPOSE_VERIFY),
- keymaster_param_enum(KM_TAG_DIGEST, KM_DIGEST_NONE),
- keymaster_param_bool(KM_TAG_NO_AUTH_REQUIRED),
-};
-keymaster_key_param_set_t ec_param_set = {ec_params, sizeof(ec_params) / sizeof(*ec_params)};
-
-keymaster_key_param_t rsa_params[] = {
- keymaster_param_enum(KM_TAG_ALGORITHM, KM_ALGORITHM_RSA),
- keymaster_param_int(KM_TAG_KEY_SIZE, 1024),
- keymaster_param_long(KM_TAG_RSA_PUBLIC_EXPONENT, 65537),
- keymaster_param_enum(KM_TAG_PURPOSE, KM_PURPOSE_SIGN),
- keymaster_param_enum(KM_TAG_PURPOSE, KM_PURPOSE_VERIFY),
- keymaster_param_enum(KM_TAG_PADDING, KM_PAD_NONE),
- keymaster_param_enum(KM_TAG_DIGEST, KM_DIGEST_NONE),
- keymaster_param_bool(KM_TAG_NO_AUTH_REQUIRED),
-};
-keymaster_key_param_set_t rsa_param_set = {rsa_params, sizeof(rsa_params) / sizeof(*rsa_params)};
-
-struct EVP_PKEY_Delete {
- void operator()(EVP_PKEY* p) const { EVP_PKEY_free(p); }
-};
-
-struct EVP_PKEY_CTX_Delete {
- void operator()(EVP_PKEY_CTX* p) { EVP_PKEY_CTX_free(p); }
-};
-
-static bool do_operation(TrustyKeymasterDevice* device, keymaster_purpose_t purpose,
- keymaster_key_blob_t* key, keymaster_blob_t* input,
- keymaster_blob_t* signature, keymaster_blob_t* output) {
- keymaster_key_param_t params[] = {
- keymaster_param_enum(KM_TAG_PADDING, KM_PAD_NONE),
- keymaster_param_enum(KM_TAG_DIGEST, KM_DIGEST_NONE),
- };
- keymaster_key_param_set_t param_set = {params, sizeof(params) / sizeof(*params)};
- keymaster_operation_handle_t op_handle;
- keymaster_error_t error = device->begin(purpose, key, ¶m_set, nullptr, &op_handle);
- if (error != KM_ERROR_OK) {
- printf("Keymaster begin() failed: %d\n", error);
- return false;
- }
- size_t input_consumed;
- error = device->update(op_handle, nullptr, input, &input_consumed, nullptr, nullptr);
- if (error != KM_ERROR_OK) {
- printf("Keymaster update() failed: %d\n", error);
- return false;
- }
- if (input_consumed != input->data_length) {
- // This should never happen. If it does, it's a bug in the keymaster implementation.
- printf("Keymaster update() did not consume all data.\n");
- device->abort(op_handle);
- return false;
- }
- error = device->finish(op_handle, nullptr, nullptr, signature, nullptr, output);
- if (error != KM_ERROR_OK) {
- printf("Keymaster finish() failed: %d\n", error);
- return false;
- }
- return true;
-}
-
-static bool test_import_rsa(TrustyKeymasterDevice* device) {
- printf("===================\n");
- printf("= RSA Import Test =\n");
- printf("===================\n\n");
-
- printf("=== Importing RSA keypair === \n");
- keymaster_key_blob_t key;
- keymaster_blob_t private_key = {rsa_privkey_pk8_der, rsa_privkey_pk8_der_len};
- int error =
- device->import_key(&rsa_param_set, KM_KEY_FORMAT_PKCS8, &private_key, &key, nullptr);
- if (error != KM_ERROR_OK) {
- printf("Error importing RSA key: %d\n\n", error);
- return false;
- }
- std::unique_ptr<const uint8_t[]> key_deleter(key.key_material);
-
- printf("=== Signing with imported RSA key ===\n");
- size_t message_len = 1024 / 8;
- std::unique_ptr<uint8_t[]> message(new uint8_t[message_len]);
- memset(message.get(), 'a', message_len);
- keymaster_blob_t input = {message.get(), message_len}, signature;
-
- if (!do_operation(device, KM_PURPOSE_SIGN, &key, &input, nullptr, &signature)) {
- printf("Error signing data with imported RSA key\n\n");
- return false;
- }
- std::unique_ptr<const uint8_t[]> signature_deleter(signature.data);
-
- printf("=== Verifying with imported RSA key === \n");
- if (!do_operation(device, KM_PURPOSE_VERIFY, &key, &input, &signature, nullptr)) {
- printf("Error verifying data with imported RSA key\n\n");
- return false;
- }
-
- printf("\n");
- return true;
-}
-
-static bool test_rsa(TrustyKeymasterDevice* device) {
- printf("============\n");
- printf("= RSA Test =\n");
- printf("============\n\n");
-
- printf("=== Generating RSA key pair ===\n");
- keymaster_key_blob_t key;
- int error = device->generate_key(&rsa_param_set, &key, nullptr);
- if (error != KM_ERROR_OK) {
- printf("Error generating RSA key pair: %d\n\n", error);
- return false;
- }
- std::unique_ptr<const uint8_t[]> key_deleter(key.key_material);
-
- printf("=== Signing with RSA key === \n");
- size_t message_len = 1024 / 8;
- std::unique_ptr<uint8_t[]> message(new uint8_t[message_len]);
- memset(message.get(), 'a', message_len);
- keymaster_blob_t input = {message.get(), message_len}, signature;
-
- if (!do_operation(device, KM_PURPOSE_SIGN, &key, &input, nullptr, &signature)) {
- printf("Error signing data with RSA key\n\n");
- return false;
- }
- std::unique_ptr<const uint8_t[]> signature_deleter(signature.data);
-
- printf("=== Verifying with RSA key === \n");
- if (!do_operation(device, KM_PURPOSE_VERIFY, &key, &input, &signature, nullptr)) {
- printf("Error verifying data with RSA key\n\n");
- return false;
- }
-
- printf("=== Exporting RSA public key ===\n");
- keymaster_blob_t exported_key;
- error = device->export_key(KM_KEY_FORMAT_X509, &key, nullptr, nullptr, &exported_key);
- if (error != KM_ERROR_OK) {
- printf("Error exporting RSA public key: %d\n\n", error);
- return false;
- }
-
- printf("=== Verifying with exported key ===\n");
- const uint8_t* tmp = exported_key.data;
- std::unique_ptr<EVP_PKEY, EVP_PKEY_Delete> pkey(
- d2i_PUBKEY(NULL, &tmp, exported_key.data_length));
- std::unique_ptr<EVP_PKEY_CTX, EVP_PKEY_CTX_Delete> ctx(EVP_PKEY_CTX_new(pkey.get(), NULL));
- if (EVP_PKEY_verify_init(ctx.get()) != 1) {
- printf("Error initializing openss EVP context\n\n");
- return false;
- }
- if (EVP_PKEY_type(pkey->type) != EVP_PKEY_RSA) {
- printf("Exported key was the wrong type?!?\n\n");
- return false;
- }
-
- EVP_PKEY_CTX_set_rsa_padding(ctx.get(), RSA_NO_PADDING);
- if (EVP_PKEY_verify(ctx.get(), signature.data, signature.data_length, message.get(),
- message_len) != 1) {
- printf("Verification with exported pubkey failed.\n\n");
- return false;
- } else {
- printf("Verification succeeded\n");
- }
-
- printf("\n");
- return true;
-}
-
-static bool test_import_ecdsa(TrustyKeymasterDevice* device) {
- printf("=====================\n");
- printf("= ECDSA Import Test =\n");
- printf("=====================\n\n");
-
- printf("=== Importing ECDSA keypair === \n");
- keymaster_key_blob_t key;
- keymaster_blob_t private_key = {ec_privkey_pk8_der, ec_privkey_pk8_der_len};
- int error = device->import_key(&ec_param_set, KM_KEY_FORMAT_PKCS8, &private_key, &key, nullptr);
- if (error != KM_ERROR_OK) {
- printf("Error importing ECDSA key: %d\n\n", error);
- return false;
- }
- std::unique_ptr<const uint8_t[]> deleter(key.key_material);
-
- printf("=== Signing with imported ECDSA key ===\n");
- size_t message_len = 30 /* arbitrary */;
- std::unique_ptr<uint8_t[]> message(new uint8_t[message_len]);
- memset(message.get(), 'a', message_len);
- keymaster_blob_t input = {message.get(), message_len}, signature;
-
- if (!do_operation(device, KM_PURPOSE_SIGN, &key, &input, nullptr, &signature)) {
- printf("Error signing data with imported ECDSA key\n\n");
- return false;
- }
- std::unique_ptr<const uint8_t[]> signature_deleter(signature.data);
-
- printf("=== Verifying with imported ECDSA key === \n");
- if (!do_operation(device, KM_PURPOSE_VERIFY, &key, &input, &signature, nullptr)) {
- printf("Error verifying data with imported ECDSA key\n\n");
- return false;
- }
-
- printf("\n");
- return true;
-}
-
-static bool test_ecdsa(TrustyKeymasterDevice* device) {
- printf("==============\n");
- printf("= ECDSA Test =\n");
- printf("==============\n\n");
-
- printf("=== Generating ECDSA key pair ===\n");
- keymaster_key_blob_t key;
- int error = device->generate_key(&ec_param_set, &key, nullptr);
- if (error != KM_ERROR_OK) {
- printf("Error generating ECDSA key pair: %d\n\n", error);
- return false;
- }
- std::unique_ptr<const uint8_t[]> key_deleter(key.key_material);
-
- printf("=== Signing with ECDSA key === \n");
- size_t message_len = 30 /* arbitrary */;
- std::unique_ptr<uint8_t[]> message(new uint8_t[message_len]);
- memset(message.get(), 'a', message_len);
- keymaster_blob_t input = {message.get(), message_len}, signature;
-
- if (!do_operation(device, KM_PURPOSE_SIGN, &key, &input, nullptr, &signature)) {
- printf("Error signing data with ECDSA key\n\n");
- return false;
- }
- std::unique_ptr<const uint8_t[]> signature_deleter(signature.data);
-
- printf("=== Verifying with ECDSA key === \n");
- if (!do_operation(device, KM_PURPOSE_VERIFY, &key, &input, &signature, nullptr)) {
- printf("Error verifying data with ECDSA key\n\n");
- return false;
- }
-
- printf("=== Exporting ECDSA public key ===\n");
- keymaster_blob_t exported_key;
- error = device->export_key(KM_KEY_FORMAT_X509, &key, nullptr, nullptr, &exported_key);
- if (error != KM_ERROR_OK) {
- printf("Error exporting ECDSA public key: %d\n\n", error);
- return false;
- }
-
- printf("=== Verifying with exported key ===\n");
- const uint8_t* tmp = exported_key.data;
- std::unique_ptr<EVP_PKEY, EVP_PKEY_Delete> pkey(
- d2i_PUBKEY(NULL, &tmp, exported_key.data_length));
- std::unique_ptr<EVP_PKEY_CTX, EVP_PKEY_CTX_Delete> ctx(EVP_PKEY_CTX_new(pkey.get(), NULL));
- if (EVP_PKEY_verify_init(ctx.get()) != 1) {
- printf("Error initializing openssl EVP context\n\n");
- return false;
- }
- if (EVP_PKEY_type(pkey->type) != EVP_PKEY_EC) {
- printf("Exported key was the wrong type?!?\n\n");
- return false;
- }
-
- if (EVP_PKEY_verify(ctx.get(), signature.data, signature.data_length, message.get(),
- message_len) != 1) {
- printf("Verification with exported pubkey failed.\n\n");
- return false;
- } else {
- printf("Verification succeeded\n");
- }
-
- printf("\n");
- return true;
-}
-
-int main(void) {
- TrustyKeymasterDevice device(NULL);
- keymaster::ConfigureDevice(reinterpret_cast<keymaster2_device_t*>(&device));
- if (device.session_error() != KM_ERROR_OK) {
- printf("Failed to initialize Trusty session: %d\n", device.session_error());
- return 1;
- }
- printf("Trusty session initialized\n");
-
- bool success = true;
- success &= test_rsa(&device);
- success &= test_import_rsa(&device);
- success &= test_ecdsa(&device);
- success &= test_import_ecdsa(&device);
-
- if (success) {
- printf("\nTESTS PASSED!\n");
- } else {
- printf("\n!!!!TESTS FAILED!!!\n");
- }
-
- return success ? 0 : 1;
-}