ApexManager: Request apexservice only when needed am: 91baff9782 am: 499ab5c6a8 am: 518e4b0216 (027a6b7e) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/pm/ApexManager.java

+31 −28

Original line number	Diff line number	Diff line
		@@ -32,9 +32,9 @@ import android.content.pm.PackageInstaller;
		import android.content.pm.PackageManager;
		import android.content.pm.PackageParser;
		import android.content.pm.parsing.PackageInfoWithoutStateUtils;
		import android.os.Binder;
		import android.os.Environment;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.os.Trace;
		import android.sysprop.ApexProperties;
		import android.util.ArrayMap;
		@@ -81,13 +81,7 @@ public abstract class ApexManager {
		@Override
		protected ApexManager create() {
		if (ApexProperties.updatable().orElse(false)) {
		try {
		return new ApexManagerImpl(IApexService.Stub.asInterface(
		ServiceManager.getServiceOrThrow("apexservice")));
		} catch (ServiceManager.ServiceNotFoundException e) {
		throw new IllegalStateException(
		"Required service apexservice not available");
		}
		return new ApexManagerImpl();
		} else {
		return new ApexManagerFlattenedApex();
		}
		@@ -358,8 +352,7 @@ public abstract class ApexManager {
		* APEX packages.
		*/
		@VisibleForTesting
		static class ApexManagerImpl extends ApexManager {
		private final IApexService mApexService;
		protected static class ApexManagerImpl extends ApexManager {
		private final Object mLock = new Object();

		@GuardedBy("mLock")
		@@ -388,10 +381,6 @@ public abstract class ApexManager {
		@GuardedBy("mLock")
		private ArrayMap<String, String> mPackageNameToApexModuleName;

		ApexManagerImpl(IApexService apexService) {
		mApexService = apexService;
		}

		/**
		* Whether an APEX package is active or not.
		*
		@@ -402,6 +391,19 @@ public abstract class ApexManager {
		return (packageInfo.applicationInfo.flags & ApplicationInfo.FLAG_INSTALLED) != 0;
		}

		/**
		* Retrieve the service from ServiceManager. If the service is not running, it will be
		* started, and this function will block until it is ready.
		*/
		@VisibleForTesting
		protected IApexService waitForApexService() {
		try {
		return IApexService.Stub.asInterface(Binder.waitForService("apexservice"));
		} catch (RemoteException e) {
		throw new IllegalStateException("Required service apexservice not available");
		}
		}

		@Override
		public List<ActiveApexInfo> getActiveApexInfos() {
		final TimingsTraceAndSlog t = new TimingsTraceAndSlog(TAG + "Timing",
		@@ -411,7 +413,7 @@ public abstract class ApexManager {
		t.traceBegin("getActiveApexInfos_noCache");
		try {
		mActiveApexInfosCache = new ArraySet<>();
		final ApexInfo[] activePackages = mApexService.getActivePackages();
		final ApexInfo[] activePackages = waitForApexService().getActivePackages();
		for (int i = 0; i < activePackages.length; i++) {
		ApexInfo apexInfo = activePackages[i];
		mActiveApexInfosCache.add(new ActiveApexInfo(apexInfo));
		@@ -449,7 +451,7 @@ public abstract class ApexManager {
		try {
		mAllPackagesCache = new ArrayList<>();
		mPackageNameToApexModuleName = new ArrayMap<>();
		allPkgs = mApexService.getAllPackages();
		allPkgs = waitForApexService().getAllPackages();
		} catch (RemoteException re) {
		Slog.e(TAG, "Unable to retrieve packages from apexservice: " + re.toString());
		throw new RuntimeException(re);
		@@ -620,7 +622,8 @@ public abstract class ApexManager {
		@Override
		@Nullable ApexSessionInfo getStagedSessionInfo(int sessionId) {
		try {
		ApexSessionInfo apexSessionInfo = mApexService.getStagedSessionInfo(sessionId);
		ApexSessionInfo apexSessionInfo =
		waitForApexService().getStagedSessionInfo(sessionId);
		if (apexSessionInfo.isUnknown) {
		return null;
		}
		@@ -635,7 +638,7 @@ public abstract class ApexManager {
		ApexInfoList submitStagedSession(ApexSessionParams params) throws PackageManagerException {
		try {
		final ApexInfoList apexInfoList = new ApexInfoList();
		mApexService.submitStagedSession(params, apexInfoList);
		waitForApexService().submitStagedSession(params, apexInfoList);
		return apexInfoList;
		} catch (RemoteException re) {
		Slog.e(TAG, "Unable to contact apexservice", re);
		@@ -650,7 +653,7 @@ public abstract class ApexManager {
		@Override
		void markStagedSessionReady(int sessionId) throws PackageManagerException {
		try {
		mApexService.markStagedSessionReady(sessionId);
		waitForApexService().markStagedSessionReady(sessionId);
		} catch (RemoteException re) {
		Slog.e(TAG, "Unable to contact apexservice", re);
		throw new RuntimeException(re);
		@@ -664,7 +667,7 @@ public abstract class ApexManager {
		@Override
		void markStagedSessionSuccessful(int sessionId) {
		try {
		mApexService.markStagedSessionSuccessful(sessionId);
		waitForApexService().markStagedSessionSuccessful(sessionId);
		} catch (RemoteException re) {
		Slog.e(TAG, "Unable to contact apexservice", re);
		throw new RuntimeException(re);
		@@ -683,7 +686,7 @@ public abstract class ApexManager {
		@Override
		boolean revertActiveSessions() {
		try {
		mApexService.revertActiveSessions();
		waitForApexService().revertActiveSessions();
		return true;
		} catch (RemoteException re) {
		Slog.e(TAG, "Unable to contact apexservice", re);
		@@ -697,7 +700,7 @@ public abstract class ApexManager {
		@Override
		boolean abortStagedSession(int sessionId) throws PackageManagerException {
		try {
		mApexService.abortStagedSession(sessionId);
		waitForApexService().abortStagedSession(sessionId);
		return true;
		} catch (RemoteException re) {
		Slog.e(TAG, "Unable to contact apexservice", re);
		@@ -712,7 +715,7 @@ public abstract class ApexManager {
		@Override
		boolean uninstallApex(String apexPackagePath) {
		try {
		mApexService.unstagePackages(Collections.singletonList(apexPackagePath));
		waitForApexService().unstagePackages(Collections.singletonList(apexPackagePath));
		return true;
		} catch (Exception e) {
		return false;
		@@ -773,7 +776,7 @@ public abstract class ApexManager {
		return -1;
		}
		try {
		return mApexService.snapshotCeData(userId, rollbackId, apexModuleName);
		return waitForApexService().snapshotCeData(userId, rollbackId, apexModuleName);
		} catch (Exception e) {
		Slog.e(TAG, e.getMessage(), e);
		return -1;
		@@ -793,7 +796,7 @@ public abstract class ApexManager {
		return false;
		}
		try {
		mApexService.restoreCeData(userId, rollbackId, apexModuleName);
		waitForApexService().restoreCeData(userId, rollbackId, apexModuleName);
		return true;
		} catch (Exception e) {
		Slog.e(TAG, e.getMessage(), e);
		@@ -804,7 +807,7 @@ public abstract class ApexManager {
		@Override
		public boolean destroyDeSnapshots(int rollbackId) {
		try {
		mApexService.destroyDeSnapshots(rollbackId);
		waitForApexService().destroyDeSnapshots(rollbackId);
		return true;
		} catch (Exception e) {
		Slog.e(TAG, e.getMessage(), e);
		@@ -815,7 +818,7 @@ public abstract class ApexManager {
		@Override
		public boolean destroyCeSnapshotsNotSpecified(int userId, int[] retainRollbackIds) {
		try {
		mApexService.destroyCeSnapshotsNotSpecified(userId, retainRollbackIds);
		waitForApexService().destroyCeSnapshotsNotSpecified(userId, retainRollbackIds);
		return true;
		} catch (Exception e) {
		Slog.e(TAG, e.getMessage(), e);
		@@ -859,7 +862,7 @@ public abstract class ApexManager {
		ipw.println();
		ipw.println("APEX session state:");
		ipw.increaseIndent();
		final ApexSessionInfo[] sessions = mApexService.getSessions();
		final ApexSessionInfo[] sessions = waitForApexService().getSessions();
		for (ApexSessionInfo si : sessions) {
		ipw.println("Session ID: " + si.sessionId);
		ipw.increaseIndent();

services/tests/servicestests/src/com/android/server/pm/ApexManagerTest.java

+6 −1

Original line number	Diff line number	Diff line
		@@ -21,8 +21,10 @@ import static com.google.common.truth.Truth.assertThat;
		import static org.mockito.ArgumentMatchers.any;
		import static org.mockito.ArgumentMatchers.anyInt;
		import static org.mockito.Mockito.doAnswer;
		import static org.mockito.Mockito.doReturn;
		import static org.mockito.Mockito.doThrow;
		import static org.mockito.Mockito.mock;
		import static org.mockito.Mockito.spy;
		import static org.mockito.Mockito.times;
		import static org.mockito.Mockito.verify;
		import static org.mockito.Mockito.when;
		@@ -58,6 +60,7 @@ import java.io.InputStream;
		@SmallTest
		@Presubmit
		@RunWith(AndroidJUnit4.class)

		public class ApexManagerTest {
		private static final String TEST_APEX_PKG = "com.android.apex.test";
		private static final int TEST_SESSION_ID = 99999999;
		@@ -71,7 +74,9 @@ public class ApexManagerTest {
		@Before
		public void setUp() throws RemoteException {
		mContext = InstrumentationRegistry.getInstrumentation().getContext();
		mApexManager = new ApexManager.ApexManagerImpl(mApexService);
		ApexManager.ApexManagerImpl managerImpl = spy(new ApexManager.ApexManagerImpl());
		doReturn(mApexService).when(managerImpl).waitForApexService();
		mApexManager = managerImpl;
		mPackageParser2 = new PackageParser2(null, false, null, null, null);
		}