Merge changes from topic "MarkAPKInUpdateApexAsUpdatedSystemApp" into rvc-dev am: 8df5b601a2 (787bf232) · Commits · e / os / android_frameworks_base

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

+185 −123

Original line number	Diff line number	Diff line
		@@ -16,22 +16,22 @@

		package com.android.server.pm;

		import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER;

		import android.annotation.IntDef;
		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.apex.ApexInfo;
		import android.apex.ApexInfoList;
		import android.apex.ApexSessionInfo;
		import android.apex.ApexSessionParams;
		import android.apex.IApexService;
		import android.content.BroadcastReceiver;
		import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.content.pm.ApplicationInfo;
		import android.content.pm.PackageInfo;
		import android.content.pm.PackageInstaller;
		import android.content.pm.PackageManager;
		import android.content.pm.PackageParser;
		import android.content.pm.parsing.PackageInfoWithoutStateUtils;
		import android.os.Environment;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		@@ -44,8 +44,9 @@ import android.util.Slog;

		import com.android.internal.annotations.GuardedBy;
		import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.os.BackgroundThread;
		import com.android.internal.util.IndentingPrintWriter;
		import com.android.internal.util.Preconditions;
		import com.android.server.pm.parsing.PackageParser2;
		import com.android.server.pm.parsing.pkg.AndroidPackage;
		import com.android.server.utils.TimingsTraceAndSlog;

		@@ -61,7 +62,9 @@ import java.util.HashSet;
		import java.util.Iterator;
		import java.util.List;
		import java.util.Map;
		import java.util.Objects;
		import java.util.Set;
		import java.util.concurrent.ExecutorService;
		import java.util.stream.Collectors;

		/**
		@@ -72,7 +75,7 @@ public abstract class ApexManager {

		private static final String TAG = "ApexManager";

		static final int MATCH_ACTIVE_PACKAGE = 1 << 0;
		public static final int MATCH_ACTIVE_PACKAGE = 1 << 0;
		static final int MATCH_FACTORY_PACKAGE = 1 << 1;

		private static final Singleton<ApexManager> sApexManagerSingleton =
		@@ -139,7 +142,14 @@ public abstract class ApexManager {
		*/
		public abstract List<ActiveApexInfo> getActiveApexInfos();

		abstract void systemReady(Context context);
		/**
		* Called by package manager service to scan apex package files when device boots up.
		*
		* @param packageParser The package parser which supports caches.
		* @param executorService An executor to support parallel package parsing.
		*/
		abstract void scanApexPackagesTraced(@NonNull PackageParser2 packageParser,
		@NonNull ExecutorService executorService);

		/**
		* Retrieves information about an APEX package.
		@@ -154,7 +164,7 @@ public abstract class ApexManager {
		* is not found.
		*/
		@Nullable
		abstract PackageInfo getPackageInfo(String packageName, @PackageInfoFlags int flags);
		public abstract PackageInfo getPackageInfo(String packageName, @PackageInfoFlags int flags);

		/**
		* Retrieves information about all active APEX packages.
		@@ -188,6 +198,27 @@ public abstract class ApexManager {
		*/
		abstract boolean isApexPackage(String packageName);

		/**
		* Whether the APEX package is pre-installed or not.
		*
		* @param packageInfo the package to check
		* @return {@code true} if this package is pre-installed, {@code false} otherwise.
		*/
		public static boolean isFactory(@NonNull PackageInfo packageInfo) {
		return (packageInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0;
		}

		/**
		* Returns the active apex package's name that contains the (apk) package.
		*
		* @param containedPackage The (apk) package that might be in a apex
		* @return the apex package's name of {@code null} if the {@code containedPackage} is not inside
		* any apex.
		*/
		@Nullable
		public abstract String getActiveApexPackageNameContainingPackage(
		@NonNull AndroidPackage containedPackage);

		/**
		* Retrieves information about an apexd staged session i.e. the internal state used by apexd to
		* track the different states of a session.
		@@ -342,7 +373,7 @@ public abstract class ApexManager {
		* difference between {@code packageName} and {@code apexModuleName}.
		*/
		@GuardedBy("mLock")
		private Map<String, List<String>> mApksInApex = new ArrayMap<>();
		private ArrayMap<String, List<String>> mApksInApex = new ArrayMap<>();

		@GuardedBy("mLock")
		private List<PackageInfo> mAllPackagesCache;
		@@ -357,7 +388,7 @@ public abstract class ApexManager {
		* the apk container to {@code apexModuleName} of the apex-payload inside.
		*/
		@GuardedBy("mLock")
		private Map<String, String> mPackageNameToApexModuleName;
		private ArrayMap<String, String> mPackageNameToApexModuleName;

		ApexManagerImpl(IApexService apexService) {
		mApexService = apexService;
		@@ -373,16 +404,6 @@ public abstract class ApexManager {
		return (packageInfo.applicationInfo.flags & ApplicationInfo.FLAG_INSTALLED) != 0;
		}

		/**
		* Whether the APEX package is pre-installed or not.
		*
		* @param packageInfo the package to check
		* @return {@code true} if this package is pre-installed, {@code false} otherwise.
		*/
		private static boolean isFactory(PackageInfo packageInfo) {
		return (packageInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0;
		}

		@Override
		public List<ActiveApexInfo> getActiveApexInfos() {
		final TimingsTraceAndSlog t = new TimingsTraceAndSlog(TAG + "Timing",
		@@ -411,77 +432,63 @@ public abstract class ApexManager {
		}

		@Override
		void systemReady(Context context) {
		context.registerReceiver(new BroadcastReceiver() {
		@Override
		public void onReceive(Context context, Intent intent) {
		// Post populateAllPackagesCacheIfNeeded to a background thread, since it's
		// expensive to run it in broadcast handler thread.
		BackgroundThread.getHandler().post(() -> populateAllPackagesCacheIfNeeded());
		context.unregisterReceiver(this);
		void scanApexPackagesTraced(@NonNull PackageParser2 packageParser,
		@NonNull ExecutorService executorService) {
		Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanApexPackagesTraced");
		try {
		synchronized (mLock) {
		scanApexPackagesInternalLocked(packageParser, executorService);
		}
		}, new IntentFilter(Intent.ACTION_BOOT_COMPLETED));
		} finally {
		Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER);
		}

		private void populatePackageNameToApexModuleNameIfNeeded() {
		synchronized (mLock) {
		if (mPackageNameToApexModuleName != null) {
		return;
		}

		@GuardedBy("mLock")
		private void scanApexPackagesInternalLocked(PackageParser2 packageParser,
		ExecutorService executorService) {
		final ApexInfo[] allPkgs;
		try {
		mAllPackagesCache = new ArrayList<>();
		mPackageNameToApexModuleName = new ArrayMap<>();
		final ApexInfo[] allPkgs = mApexService.getAllPackages();
		for (int i = 0; i < allPkgs.length; i++) {
		ApexInfo ai = allPkgs[i];
		PackageParser.PackageLite pkgLite;
		try {
		File apexFile = new File(ai.modulePath);
		pkgLite = PackageParser.parsePackageLite(apexFile, 0);
		} catch (PackageParser.PackageParserException pe) {
		throw new IllegalStateException("Unable to parse: "
		+ ai.modulePath, pe);
		}
		mPackageNameToApexModuleName.put(pkgLite.packageName, ai.moduleName);
		}
		allPkgs = mApexService.getAllPackages();
		} catch (RemoteException re) {
		Slog.e(TAG, "Unable to retrieve packages from apexservice: ", re);
		Slog.e(TAG, "Unable to retrieve packages from apexservice: " + re.toString());
		throw new RuntimeException(re);
		}
		}
		}

		private void populateAllPackagesCacheIfNeeded() {
		synchronized (mLock) {
		if (mAllPackagesCache != null) {
		if (allPkgs.length == 0) {
		return;
		}
		try {
		mAllPackagesCache = new ArrayList<>();
		HashSet<String> activePackagesSet = new HashSet<>();
		HashSet<String> factoryPackagesSet = new HashSet<>();
		final ApexInfo[] allPkgs = mApexService.getAllPackages();
		for (ApexInfo ai : allPkgs) {
		// If the device is using flattened APEX, don't report any APEX
		// packages since they won't be managed or updated by PackageManager.
		if ((new File(ai.modulePath)).isDirectory()) {
		break;
		}
		int flags = PackageManager.GET_META_DATA
		\| PackageManager.GET_SIGNING_CERTIFICATES
		\| PackageManager.GET_SIGNATURES;
		PackageParser.Package pkg;
		try {
		ArrayMap<File, ApexInfo> parsingApexInfo = new ArrayMap<>();
		ParallelPackageParser parallelPackageParser =
		new ParallelPackageParser(packageParser, executorService);

		for (ApexInfo ai : allPkgs) {
		File apexFile = new File(ai.modulePath);
		PackageParser pp = new PackageParser();
		pkg = pp.parsePackage(apexFile, flags, false);
		PackageParser.collectCertificates(pkg, false);
		} catch (PackageParser.PackageParserException pe) {
		throw new IllegalStateException("Unable to parse: " + ai, pe);
		parallelPackageParser.submit(apexFile, flags);
		parsingApexInfo.put(apexFile, ai);
		}

		final PackageInfo packageInfo =
		PackageParser.generatePackageInfo(pkg, ai, flags);
		HashSet<String> activePackagesSet = new HashSet<>();
		HashSet<String> factoryPackagesSet = new HashSet<>();
		// Process results one by one
		for (int i = 0; i < parsingApexInfo.size(); i++) {
		ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take();
		Throwable throwable = parseResult.throwable;
		ApexInfo ai = parsingApexInfo.get(parseResult.scanFile);

		if (throwable == null) {
		final PackageInfo packageInfo = PackageInfoWithoutStateUtils.generate(
		parseResult.parsedPackage, ai, flags);
		if (packageInfo == null) {
		throw new IllegalStateException("Unable to generate package info: "
		+ ai.modulePath);
		}
		mAllPackagesCache.add(packageInfo);
		mPackageNameToApexModuleName.put(packageInfo.packageName, ai.moduleName);
		if (ai.isActive) {
		if (activePackagesSet.contains(packageInfo.packageName)) {
		throw new IllegalStateException(
		@@ -498,17 +505,21 @@ public abstract class ApexManager {
		}
		factoryPackagesSet.add(packageInfo.packageName);
		}
		}
		} catch (RemoteException re) {
		Slog.e(TAG, "Unable to retrieve packages from apexservice: " + re.toString());
		throw new RuntimeException(re);
		} else if (throwable instanceof PackageParser.PackageParserException) {
		throw new IllegalStateException("Unable to parse: " + ai.modulePath, throwable);
		} else {
		throw new IllegalStateException("Unexpected exception occurred while parsing "
		+ ai.modulePath, throwable);
		}
		}
		}

		@Override
		@Nullable PackageInfo getPackageInfo(String packageName, @PackageInfoFlags int flags) {
		populateAllPackagesCacheIfNeeded();
		@Nullable
		public PackageInfo getPackageInfo(String packageName,
		@PackageInfoFlags int flags) {
		Preconditions.checkState(mAllPackagesCache != null,
		"APEX packages have not been scanned");
		boolean matchActive = (flags & MATCH_ACTIVE_PACKAGE) != 0;
		boolean matchFactory = (flags & MATCH_FACTORY_PACKAGE) != 0;
		for (PackageInfo packageInfo: mAllPackagesCache) {
		@@ -525,7 +536,8 @@ public abstract class ApexManager {

		@Override
		List<PackageInfo> getActivePackages() {
		populateAllPackagesCacheIfNeeded();
		Preconditions.checkState(mAllPackagesCache != null,
		"APEX packages have not been scanned");
		return mAllPackagesCache
		.stream()
		.filter(item -> isActive(item))
		@@ -534,7 +546,8 @@ public abstract class ApexManager {

		@Override
		List<PackageInfo> getFactoryPackages() {
		populateAllPackagesCacheIfNeeded();
		Preconditions.checkState(mAllPackagesCache != null,
		"APEX packages have not been scanned");
		return mAllPackagesCache
		.stream()
		.filter(item -> isFactory(item))
		@@ -543,7 +556,8 @@ public abstract class ApexManager {

		@Override
		List<PackageInfo> getInactivePackages() {
		populateAllPackagesCacheIfNeeded();
		Preconditions.checkState(mAllPackagesCache != null,
		"APEX packages have not been scanned");
		return mAllPackagesCache
		.stream()
		.filter(item -> !isActive(item))
		@@ -553,7 +567,8 @@ public abstract class ApexManager {
		@Override
		boolean isApexPackage(String packageName) {
		if (!isApexSupported()) return false;
		populateAllPackagesCacheIfNeeded();
		Preconditions.checkState(mAllPackagesCache != null,
		"APEX packages have not been scanned");
		for (PackageInfo packageInfo : mAllPackagesCache) {
		if (packageInfo.packageName.equals(packageName)) {
		return true;
		@@ -562,6 +577,36 @@ public abstract class ApexManager {
		return false;
		}

		@Override
		@Nullable
		public String getActiveApexPackageNameContainingPackage(
		@NonNull AndroidPackage containedPackage) {
		Preconditions.checkState(mPackageNameToApexModuleName != null,
		"APEX packages have not been scanned");

		Objects.requireNonNull(containedPackage);

		synchronized (mLock) {
		int numApksInApex = mApksInApex.size();
		for (int apkInApexNum = 0; apkInApexNum < numApksInApex; apkInApexNum++) {
		if (mApksInApex.valueAt(apkInApexNum).contains(
		containedPackage.getPackageName())) {
		String apexModuleName = mApksInApex.keyAt(apkInApexNum);

		int numApexPkgs = mPackageNameToApexModuleName.size();
		for (int apexPkgNum = 0; apexPkgNum < numApexPkgs; apexPkgNum++) {
		if (mPackageNameToApexModuleName.valueAt(apexPkgNum).equals(
		apexModuleName)) {
		return mPackageNameToApexModuleName.keyAt(apexPkgNum);
		}
		}
		}
		}
		}

		return null;
		}

		@Override
		@Nullable ApexSessionInfo getStagedSessionInfo(int sessionId) {
		try {
		@@ -684,8 +729,9 @@ public abstract class ApexManager {

		@Override
		List<String> getApksInApex(String apexPackageName) {
		populatePackageNameToApexModuleNameIfNeeded();
		synchronized (mLock) {
		Preconditions.checkState(mPackageNameToApexModuleName != null,
		"APEX packages have not been scanned");
		String moduleName = mPackageNameToApexModuleName.get(apexPackageName);
		if (moduleName == null) {
		return Collections.emptyList();
		@@ -697,17 +743,19 @@ public abstract class ApexManager {
		@Override
		@Nullable
		public String getApexModuleNameForPackageName(String apexPackageName) {
		populatePackageNameToApexModuleNameIfNeeded();
		synchronized (mLock) {
		Preconditions.checkState(mPackageNameToApexModuleName != null,
		"APEX packages have not been scanned");
		return mPackageNameToApexModuleName.get(apexPackageName);
		}
		}

		@Override
		public long snapshotCeData(int userId, int rollbackId, String apexPackageName) {
		populatePackageNameToApexModuleNameIfNeeded();
		String apexModuleName;
		synchronized (mLock) {
		Preconditions.checkState(mPackageNameToApexModuleName != null,
		"APEX packages have not been scanned");
		apexModuleName = mPackageNameToApexModuleName.get(apexPackageName);
		}
		if (apexModuleName == null) {
		@@ -724,9 +772,10 @@ public abstract class ApexManager {

		@Override
		public boolean restoreCeData(int userId, int rollbackId, String apexPackageName) {
		populatePackageNameToApexModuleNameIfNeeded();
		String apexModuleName;
		synchronized (mLock) {
		Preconditions.checkState(mPackageNameToApexModuleName != null,
		"APEX packages have not been scanned");
		apexModuleName = mPackageNameToApexModuleName.get(apexPackageName);
		}
		if (apexModuleName == null) {
		@@ -797,15 +846,7 @@ public abstract class ApexManager {
		void dump(PrintWriter pw, @Nullable String packageName) {
		final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120);
		try {
		populateAllPackagesCacheIfNeeded();
		ipw.println();
		ipw.println("Active APEX packages:");
		dumpFromPackagesCache(getActivePackages(), packageName, ipw);
		ipw.println("Inactive APEX packages:");
		dumpFromPackagesCache(getInactivePackages(), packageName, ipw);
		ipw.println("Factory APEX packages:");
		dumpFromPackagesCache(getFactoryPackages(), packageName, ipw);
		ipw.increaseIndent();
		ipw.println("APEX session state:");
		ipw.increaseIndent();
		final ApexSessionInfo[] sessions = mApexService.getSessions();
		@@ -834,6 +875,17 @@ public abstract class ApexManager {
		ipw.decreaseIndent();
		}
		ipw.decreaseIndent();
		ipw.println();
		if (mAllPackagesCache == null) {
		ipw.println("APEX packages have not been scanned");
		return;
		}
		ipw.println("Active APEX packages:");
		dumpFromPackagesCache(getActivePackages(), packageName, ipw);
		ipw.println("Inactive APEX packages:");
		dumpFromPackagesCache(getInactivePackages(), packageName, ipw);
		ipw.println("Factory APEX packages:");
		dumpFromPackagesCache(getFactoryPackages(), packageName, ipw);
		} catch (RemoteException e) {
		ipw.println("Couldn't communicate with apexd.");
		}
		@@ -879,12 +931,13 @@ public abstract class ApexManager {
		}

		@Override
		void systemReady(Context context) {
		void scanApexPackagesTraced(@NonNull PackageParser2 packageParser,
		@NonNull ExecutorService executorService) {
		// No-op
		}

		@Override
		PackageInfo getPackageInfo(String packageName, int flags) {
		public PackageInfo getPackageInfo(String packageName, int flags) {
		return null;
		}

		@@ -908,6 +961,15 @@ public abstract class ApexManager {
		return false;
		}

		@Override
		@Nullable
		public String getActiveApexPackageNameContainingPackage(
		@NonNull AndroidPackage containedPackage) {
		Objects.requireNonNull(containedPackage);

		return null;
		}

		@Override
		ApexSessionInfo getStagedSessionInfo(int sessionId) {
		throw new UnsupportedOperationException();

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

+3 −1

Original line number	Diff line number	Diff line
		@@ -2900,6 +2900,9 @@ public class PackageManagerService extends IPackageManager.Stub
		mMetrics, mCacheDir, mPackageParserCallback);

		ExecutorService executorService = ParallelPackageParser.makeExecutorService();
		// Prepare apex package info before scanning APKs, these information are needed when
		// scanning apk in apex.
		mApexManager.scanApexPackagesTraced(packageParser, executorService);
		// Collect vendor/product/system_ext overlay packages. (Do this before scanning
		// any apps.)
		// For security and version matching reason, only consider overlay packages if they
		@@ -20696,7 +20699,6 @@ public class PackageManagerService extends IPackageManager.Stub
		storage.registerListener(mStorageListener);

		mInstallerService.systemReady();
		mApexManager.systemReady(mContext);
		mPackageDexOptimizer.systemReady();

		mInjector.getStorageManagerInternal().addExternalStoragePolicy(

services/core/java/com/android/server/pm/permission/PermissionManagerService.java

+12 −2

Original line number	Diff line number	Diff line
		@@ -42,6 +42,7 @@ import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER;
		import static android.permission.PermissionManager.KILL_APP_REASON_GIDS_CHANGED;
		import static android.permission.PermissionManager.KILL_APP_REASON_PERMISSIONS_REVOKED;

		import static com.android.server.pm.ApexManager.MATCH_ACTIVE_PACKAGE;
		import static com.android.server.pm.PackageManagerService.DEBUG_INSTALL;
		import static com.android.server.pm.PackageManagerService.DEBUG_PACKAGE_SCANNING;
		import static com.android.server.pm.PackageManagerService.DEBUG_PERMISSIONS;
		@@ -130,6 +131,7 @@ import com.android.server.LocalServices;
		import com.android.server.ServiceThread;
		import com.android.server.SystemConfig;
		import com.android.server.Watchdog;
		import com.android.server.pm.ApexManager;
		import com.android.server.pm.PackageManagerServiceUtils;
		import com.android.server.pm.PackageSetting;
		import com.android.server.pm.SharedUserSetting;
		@@ -3317,8 +3319,16 @@ public class PermissionManagerService extends IPermissionManager.Stub {
		if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivileged()
		&& !platformPackage && platformPermission) {
		if (!hasPrivappWhitelistEntry(perm, pkg)) {
		// Only report violations for apps on system image
		if (!mSystemReady && !pkgSetting.getPkgState().isUpdatedSystemApp()) {
		ApexManager apexMgr = ApexManager.getInstance();
		String apexContainingPkg = apexMgr.getActiveApexPackageNameContainingPackage(pkg);

		// Only enforce whitelist this on boot
		if (!mSystemReady
		// Updated system apps do not need to be whitelisted
		&& !pkgSetting.getPkgState().isUpdatedSystemApp()
		// Apps that are in updated apexs' do not need to be whitelisted
		&& (apexContainingPkg == null \|\| apexMgr.isFactory(
		apexMgr.getPackageInfo(apexContainingPkg, MATCH_ACTIVE_PACKAGE)))) {
		// it's only a reportable violation if the permission isn't explicitly denied
		ArraySet<String> deniedPermissions = null;
		if (pkg.isVendor()) {

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

+23 −0

File changed.

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