resourcemanager: refactor resource map into an abstraction
This CL moves the resource tracking into a new abstraction
ResourceTracker by moving all the related codec from the
ResourceManagerServiceNew into this new class.
Bug: 294886363
Test: atest android.media.misc.cts.ResourceManagerTest
atest android.media.misc.cts.ResourceManagerMultiTest
/data/nativetest64/ResourceManagerService_test/ResourceManagerService_test
/data/nativetest64/ResourceObserverService_test/ResourceObserverService_test
/data/nativetest64/ServiceLog_test/ServiceLog_test
Change-Id: I0ac5739cbefff3756cc3a9f20a6bc6c0ddd9e732
diff --git a/services/mediaresourcemanager/ResourceManagerService.cpp b/services/mediaresourcemanager/ResourceManagerService.cpp
index 68794e4..3e0ac84 100644
--- a/services/mediaresourcemanager/ResourceManagerService.cpp
+++ b/services/mediaresourcemanager/ResourceManagerService.cpp
@@ -31,7 +31,6 @@
#include <mediautils/SchedulingPolicyService.h>
#include <com_android_media_codec_flags.h>
-#include "IMediaResourceMonitor.h"
#include "ResourceManagerMetrics.h"
#include "ResourceManagerServiceNew.h"
#include "ResourceObserverService.h"
@@ -41,30 +40,53 @@
namespace android {
-static void notifyResourceGranted(int pid, const std::vector<MediaResourceParcel>& resources) {
- static const char* const kServiceName = "media_resource_monitor";
- sp<IBinder> binder = defaultServiceManager()->checkService(String16(kServiceName));
- if (binder != NULL) {
- sp<IMediaResourceMonitor> service = interface_cast<IMediaResourceMonitor>(binder);
- for (size_t i = 0; i < resources.size(); ++i) {
- switch (resources[i].subType) {
- case MediaResource::SubType::kHwAudioCodec:
- case MediaResource::SubType::kSwAudioCodec:
- service->notifyResourceGranted(pid, IMediaResourceMonitor::TYPE_AUDIO_CODEC);
- break;
- case MediaResource::SubType::kHwVideoCodec:
- case MediaResource::SubType::kSwVideoCodec:
- service->notifyResourceGranted(pid, IMediaResourceMonitor::TYPE_VIDEO_CODEC);
- break;
- case MediaResource::SubType::kHwImageCodec:
- case MediaResource::SubType::kSwImageCodec:
- service->notifyResourceGranted(pid, IMediaResourceMonitor::TYPE_IMAGE_CODEC);
- break;
- case MediaResource::SubType::kUnspecifiedSubType:
- break;
+void ResourceManagerService::getResourceDump(std::string& resourceLog) const {
+ PidResourceInfosMap mapCopy;
+ std::map<int, int> overridePidMapCopy;
+ {
+ std::scoped_lock lock{mLock};
+ mapCopy = mMap; // Shadow copy, real copy will happen on write.
+ overridePidMapCopy = mOverridePidMap;
+ }
+
+ const size_t SIZE = 256;
+ char buffer[SIZE];
+ resourceLog.append(" Processes:\n");
+ for (const auto& [pid, infos] : mapCopy) {
+ snprintf(buffer, SIZE, " Pid: %d\n", pid);
+ resourceLog.append(buffer);
+ int priority = 0;
+ if (getPriority_l(pid, &priority)) {
+ snprintf(buffer, SIZE, " Priority: %d\n", priority);
+ } else {
+ snprintf(buffer, SIZE, " Priority: <unknown>\n");
+ }
+ resourceLog.append(buffer);
+
+ for (const auto& [infoKey, info] : infos) {
+ resourceLog.append(" Client:\n");
+ snprintf(buffer, SIZE, " Id: %lld\n", (long long)info.clientId);
+ resourceLog.append(buffer);
+
+ std::string clientName = info.name;
+ snprintf(buffer, SIZE, " Name: %s\n", clientName.c_str());
+ resourceLog.append(buffer);
+
+ const ResourceList& resources = info.resources;
+ resourceLog.append(" Resources:\n");
+ for (auto it = resources.begin(); it != resources.end(); it++) {
+ snprintf(buffer, SIZE, " %s\n", toString(it->second).c_str());
+ resourceLog.append(buffer);
}
}
}
+
+ resourceLog.append(" Process Pid override:\n");
+ for (auto it = overridePidMapCopy.begin(); it != overridePidMapCopy.end(); ++it) {
+ snprintf(buffer, SIZE, " Original Pid: %d, Override Pid: %d\n",
+ it->first, it->second);
+ resourceLog.append(buffer);
+ }
}
binder_status_t ResourceManagerService::dump(int fd, const char** /*args*/, uint32_t /*numArgs*/) {
@@ -79,20 +101,20 @@
return PERMISSION_DENIED;
}
- PidResourceInfosMap mapCopy;
bool supportsMultipleSecureCodecs;
bool supportsSecureWithNonSecureCodec;
- std::map<int, int> overridePidMapCopy;
String8 serviceLog;
{
std::scoped_lock lock{mLock};
- mapCopy = mMap; // Shadow copy, real copy will happen on write.
supportsMultipleSecureCodecs = mSupportsMultipleSecureCodecs;
supportsSecureWithNonSecureCodec = mSupportsSecureWithNonSecureCodec;
serviceLog = mServiceLog->toString(" " /* linePrefix */);
- overridePidMapCopy = mOverridePidMap;
}
+ // Get all the resource (and overload pid) logs
+ std::string resourceLog;
+ getResourceDump(resourceLog);
+
const size_t SIZE = 256;
char buffer[SIZE];
snprintf(buffer, SIZE, "ResourceManagerService: %p\n", this);
@@ -104,41 +126,8 @@
supportsSecureWithNonSecureCodec);
result.append(buffer);
- result.append(" Processes:\n");
- for (const auto& [pid, infos] : mapCopy) {
- snprintf(buffer, SIZE, " Pid: %d\n", pid);
- result.append(buffer);
- int priority = 0;
- if (getPriority_l(pid, &priority)) {
- snprintf(buffer, SIZE, " Priority: %d\n", priority);
- } else {
- snprintf(buffer, SIZE, " Priority: <unknown>\n");
- }
- result.append(buffer);
+ result.append(resourceLog.c_str());
- for (const auto& [infoKey, info] : infos) {
- result.append(" Client:\n");
- snprintf(buffer, SIZE, " Id: %lld\n", (long long)info.clientId);
- result.append(buffer);
-
- std::string clientName = info.name;
- snprintf(buffer, SIZE, " Name: %s\n", clientName.c_str());
- result.append(buffer);
-
- const ResourceList& resources = info.resources;
- result.append(" Resources:\n");
- for (auto it = resources.begin(); it != resources.end(); it++) {
- snprintf(buffer, SIZE, " %s\n", toString(it->second).c_str());
- result.append(buffer);
- }
- }
- }
- result.append(" Process Pid override:\n");
- for (auto it = overridePidMapCopy.begin(); it != overridePidMapCopy.end(); ++it) {
- snprintf(buffer, SIZE, " Original Pid: %d, Override Pid: %d\n",
- it->first, it->second);
- result.append(buffer);
- }
result.append(" Events logs (most recent at top):\n");
result.append(serviceLog);
@@ -216,20 +205,35 @@
std::shared_ptr<ResourceManagerService> ResourceManagerService::Create(
const sp<ProcessInfoInterface>& processInfo,
const sp<SystemCallbackInterface>& systemResource) {
+ std::shared_ptr<ResourceManagerService> service = nullptr;
// If codec importance feature is on, create the refactored implementation.
if (CodecFeatureFlags::codec_importance()) {
- return ::ndk::SharedRefBase::make<ResourceManagerServiceNew>(processInfo, systemResource);
+ service = ::ndk::SharedRefBase::make<ResourceManagerServiceNew>(processInfo,
+ systemResource);
+ } else {
+ service = ::ndk::SharedRefBase::make<ResourceManagerService>(processInfo,
+ systemResource);
}
- return ::ndk::SharedRefBase::make<ResourceManagerService>(processInfo, systemResource);
+
+ if (service != nullptr) {
+ service->init();
+ }
+
+ return service;
}
// TEST only function.
std::shared_ptr<ResourceManagerService> ResourceManagerService::CreateNew(
const sp<ProcessInfoInterface>& processInfo,
const sp<SystemCallbackInterface>& systemResource) {
- return ::ndk::SharedRefBase::make<ResourceManagerServiceNew>(processInfo, systemResource);
+ std::shared_ptr<ResourceManagerService> service =
+ ::ndk::SharedRefBase::make<ResourceManagerServiceNew>(processInfo, systemResource);
+ service->init();
+ return service;
}
+void ResourceManagerService::init() {}
+
ResourceManagerService::~ResourceManagerService() {}
void ResourceManagerService::setObserverService(
@@ -701,6 +705,16 @@
return false;
}
+bool ResourceManagerService::overridePid_l(int32_t originalPid, int32_t newPid) {
+ mOverridePidMap.erase(originalPid);
+ if (newPid != -1) {
+ mOverridePidMap.emplace(originalPid, newPid);
+ return true;
+ }
+
+ return false;
+}
+
Status ResourceManagerService::overridePid(int originalPid, int newPid) {
String8 log = String8::format("overridePid(originalPid %d, newPid %d)",
originalPid, newPid);
@@ -720,9 +734,7 @@
{
std::scoped_lock lock{mLock};
- mOverridePidMap.erase(originalPid);
- if (newPid != -1) {
- mOverridePidMap.emplace(originalPid, newPid);
+ if (overridePid_l(originalPid, newPid)) {
mResourceManagerMetrics->addPid(newPid);
}
}
@@ -730,6 +742,29 @@
return Status::ok();
}
+bool ResourceManagerService::overrideProcessInfo_l(
+ const std::shared_ptr<IResourceManagerClient>& client,
+ int pid,
+ int procState,
+ int oomScore) {
+ removeProcessInfoOverride_l(pid);
+
+ if (!mProcessInfo->overrideProcessInfo(pid, procState, oomScore)) {
+ // Override value is rejected by ProcessInfo.
+ return false;
+ }
+
+ ClientInfoParcel clientInfo{.pid = static_cast<int32_t>(pid),
+ .uid = 0,
+ .id = 0,
+ .name = "<unknown client>"};
+ auto deathNotifier = DeathNotifier::Create(
+ client, ref<ResourceManagerService>(), clientInfo, true);
+
+ mProcessInfoOverrideMap.emplace(pid, ProcessInfoOverride{deathNotifier, client});
+ return true;
+}
+
Status ResourceManagerService::overrideProcessInfo(
const std::shared_ptr<IResourceManagerClient>& client, int pid, int procState,
int oomScore) {
@@ -750,23 +785,12 @@
}
std::scoped_lock lock{mLock};
- removeProcessInfoOverride_l(pid);
-
- if (!mProcessInfo->overrideProcessInfo(pid, procState, oomScore)) {
+ if (!overrideProcessInfo_l(client, pid, procState, oomScore)) {
// Override value is rejected by ProcessInfo.
return Status::fromServiceSpecificError(BAD_VALUE);
}
-
- ClientInfoParcel clientInfo{.pid = static_cast<int32_t>(pid),
- .uid = 0,
- .id = 0,
- .name = "<unknown client>"};
- auto deathNotifier = DeathNotifier::Create(
- client, ref<ResourceManagerService>(), clientInfo, true);
-
- mProcessInfoOverrideMap.emplace(pid, ProcessInfoOverride{deathNotifier, client});
-
return Status::ok();
+
}
void ResourceManagerService::removeProcessInfoOverride(int pid) {
@@ -872,11 +896,12 @@
return Status::ok();
}
-bool ResourceManagerService::getPriority_l(int pid, int* priority) {
+bool ResourceManagerService::getPriority_l(int pid, int* priority) const {
int newPid = pid;
- if (mOverridePidMap.find(pid) != mOverridePidMap.end()) {
- newPid = mOverridePidMap[pid];
+ std::map<int, int>::const_iterator found = mOverridePidMap.find(pid);
+ if (found != mOverridePidMap.end()) {
+ newPid = found->second;
ALOGD("getPriority_l: use override pid %d instead original pid %d",
newPid, pid);
}
@@ -1068,4 +1093,8 @@
return mResourceManagerMetrics->getCurrentConcurrentPixelCount(pid);
}
+void ResourceManagerService::notifyClientReleased(const ClientInfoParcel& clientInfo) {
+ mResourceManagerMetrics->notifyClientReleased(clientInfo);
+}
+
} // namespace android