Wait for HAL service death signal before trying to connect it again
Bug: 393630510
Test: atest VtsHalBiometricsFingerprintTargetTest
Merged-In: I7cec59700e3d49d873c12226687e10b275be6a43
Change-Id: I4094bd21b602c8dd5cf7484c8dfafd4bb0ea03e4
diff --git a/biometrics/fingerprint/aidl/vts/VtsHalBiometricsFingerprintTargetTest.cpp b/biometrics/fingerprint/aidl/vts/VtsHalBiometricsFingerprintTargetTest.cpp
index 1cd8c76..261ae20 100644
--- a/biometrics/fingerprint/aidl/vts/VtsHalBiometricsFingerprintTargetTest.cpp
+++ b/biometrics/fingerprint/aidl/vts/VtsHalBiometricsFingerprintTargetTest.cpp
@@ -138,6 +138,11 @@
};
class Fingerprint : public testing::TestWithParam<std::string> {
+ static void HalServiceDied(void* cookie) {
+ auto halDeathPromise = static_cast<std::promise<void>*>(cookie);
+ halDeathPromise->set_value();
+ }
+
protected:
void SetUp() override {
// Prepare the callback.
@@ -157,8 +162,24 @@
ASSERT_NE(binder, nullptr);
mHal = IFingerprint::fromBinder(ndk::SpAIBinder(binder));
+ // Create HAL service death notifier
+ auto halDeathPromise = std::make_shared<std::promise<void>>();
+ mHalDeathRecipient = ndk::ScopedAIBinder_DeathRecipient(
+ AIBinder_DeathRecipient_new(&HalServiceDied));
+ ASSERT_EQ(STATUS_OK, AIBinder_linkToDeath(binder, mHalDeathRecipient.get(),
+ static_cast<void*>(halDeathPromise.get())));
+
// Create a session.
isOk = mHal->createSession(kSensorId, kUserId, mCb, &mSession).isOk();
+
+ if (!isOk) {
+ // Failed to create session on first attempt, it is likely that the HAL service
+ // is dying or dead. Wait for its death notification signal before next try
+ auto future = halDeathPromise->get_future();
+ auto status = future.wait_for(std::chrono::milliseconds(500));
+ EXPECT_EQ(status, std::future_status::ready);
+ }
+
++retries;
} while (!isOk && retries < 2);
@@ -177,6 +198,7 @@
std::shared_ptr<IFingerprint> mHal;
std::shared_ptr<SessionCallback> mCb;
std::shared_ptr<ISession> mSession;
+ ::ndk::ScopedAIBinder_DeathRecipient mHalDeathRecipient;
};
TEST_P(Fingerprint, GetSensorPropsWorksTest) {