Add binder to libbinder cache after addService
This will prevent system_server and other applications
from calling servicemanager for local binders.
Flag: RELEASE_LIBBINDER_CLIENT_CACHE
Bug: 333854840
Test: atest binderCacheUnitTest
Change-Id: I2693f21a3f5b7a5770481e5ac79719444284524d
diff --git a/libs/binder/tests/binderLibTest.cpp b/libs/binder/tests/binderLibTest.cpp
index ec2f50c..e56b7cf 100644
--- a/libs/binder/tests/binderLibTest.cpp
+++ b/libs/binder/tests/binderLibTest.cpp
@@ -220,6 +220,8 @@
ASSERT_GT(m_serverpid, 0);
sp<IServiceManager> sm = defaultServiceManager();
+ // disable caching during addService.
+ sm->enableAddServiceCache(false);
//printf("%s: pid %d, get service\n", __func__, m_pid);
LIBBINDER_IGNORE("-Wdeprecated-declarations")
m_server = sm->getService(binderLibTestServiceName);
@@ -295,6 +297,9 @@
virtual void SetUp() {
m_server = static_cast<BinderLibTestEnv *>(binder_env)->getServer();
IPCThreadState::self()->restoreCallingWorkSource(0);
+ sp<IServiceManager> sm = defaultServiceManager();
+ // disable caching during addService.
+ sm->enableAddServiceCache(false);
}
virtual void TearDown() {
}
@@ -1644,6 +1649,7 @@
TEST(ServiceNotifications, Unregister) {
auto sm = defaultServiceManager();
+ sm->enableAddServiceCache(false);
using LocalRegistrationCallback = IServiceManager::LocalRegistrationCallback;
class LocalRegistrationCallbackImpl : public virtual LocalRegistrationCallback {
void onServiceRegistration(const String16 &, const sp<IBinder> &) override {}
@@ -2374,6 +2380,8 @@
status_t ret;
sp<IServiceManager> sm = defaultServiceManager();
+ sm->enableAddServiceCache(false);
+
BinderLibTestService* testServicePtr;
{
sp<BinderLibTestService> testService = new BinderLibTestService(index);