Merge "Read permissions state from pm/Settings" (78c64553) · Commits · e / os / android_frameworks_base

services/core/java/android/content/pm/PackageManagerInternal.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -44,6 +44,7 @@ import android.util.ArraySet;
		import android.util.SparseArray;

		import com.android.internal.util.function.pooled.PooledLambda;
		import com.android.permission.persistence.RuntimePermissionsState;
		import com.android.server.pm.Installer.LegacyDexoptDisabledException;
		import com.android.server.pm.KnownPackages;
		import com.android.server.pm.PackageList;
		@@ -1077,9 +1078,16 @@ public abstract class PackageManagerInternal {

		/**
		* Read legacy permission definitions for permissions migration to new permission subsystem.
		* Note that this api is supposed to be used for permissions migration only.
		*/
		public abstract LegacyPermissionSettings getLegacyPermissions();

		/**
		* Read legacy permission states for permissions migration to new permission subsystem.
		* Note that this api is supposed to be used for permissions state migration only.
		*/
		public abstract RuntimePermissionsState getLegacyPermissionsState(@UserIdInt int userId);

		/**
		* Returns {@code true} if the caller is the installer of record for the given package.
		* Otherwise, {@code false}.

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

+11 −0

Original line number	Diff line number	Diff line
		@@ -188,6 +188,7 @@ import com.android.internal.util.Preconditions;
		import com.android.modules.utils.TypedXmlPullParser;
		import com.android.modules.utils.TypedXmlSerializer;
		import com.android.permission.persistence.RuntimePermissionsPersistence;
		import com.android.permission.persistence.RuntimePermissionsState;
		import com.android.server.EventLogTags;
		import com.android.server.FgThread;
		import com.android.server.LocalManagerRegistry;
		@@ -6747,6 +6748,16 @@ public class PackageManagerService implements PackageSender, TestUtilityService
		}
		}

		/**
		* Read legacy permission states for permissions migration to new permission subsystem.
		*/
		@Override
		public RuntimePermissionsState getLegacyPermissionsState(int userId) {
		synchronized (mLock) {
		return mSettings.getLegacyPermissionsState(userId);
		}
		}

		@Override
		@SuppressWarnings("GuardedBy")
		public boolean isPermissionUpgradeNeeded(int userId) {

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

+71 −32

Original line number	Diff line number	Diff line
		@@ -3292,6 +3292,11 @@ public final class Settings implements Watchable, Snappable, ResilientAtomicFile
		mPackages, mSharedUsers, getUserRuntimePermissionsFile(userId));
		}

		RuntimePermissionsState getLegacyPermissionsState(@UserIdInt int userId) {
		return mRuntimePermissionsPersistence.getLegacyPermissionsState(
		userId, mPackages, mSharedUsers);
		}

		void applyDefaultPreferredAppsLPw(int userId) {
		// First pull data from any pre-installed apps.
		final PackageManagerInternal pmInternal =
		@@ -5726,17 +5731,67 @@ public final class Settings implements Watchable, Snappable, ResilientAtomicFile
		Runnable writer = () -> {
		boolean isLegacyPermissionStateStale = mIsLegacyPermissionStateStale.getAndSet(
		false);
		Map<String, List<RuntimePermissionsState.PermissionState>> packagePermissions;
		Map<String, List<RuntimePermissionsState.PermissionState>> sharedUserPermissions;

		final Map<String, List<RuntimePermissionsState.PermissionState>>
		packagePermissions = new ArrayMap<>();
		final Map<String, List<RuntimePermissionsState.PermissionState>>
		sharedUserPermissions = new ArrayMap<>();
		synchronized (pmLock) {
		if (sync \|\| isLegacyPermissionStateStale) {
		legacyPermissionDataProvider.writeLegacyPermissionStateTEMP();
		}

		int packagesSize = packageStates.size();
		packagePermissions = getPackagePermissions(userId, packageStates);
		sharedUserPermissions = getShareUsersPermissions(userId, sharedUsers);
		}
		synchronized (mLock) {
		int version = mVersions.get(userId, INITIAL_VERSION);
		String fingerprint = mFingerprints.get(userId);

		RuntimePermissionsState runtimePermissions = new RuntimePermissionsState(
		version, fingerprint, packagePermissions, sharedUserPermissions);
		mPendingStatesToWrite.put(userId, runtimePermissions);
		}
		if (pmHandler != null) {
		// Async version.
		mPersistenceHandler.obtainMessage(userId).sendToTarget();
		} else {
		// Sync version.
		writePendingStates();
		}
		};

		if (pmHandler != null) {
		// Async version, use pmHandler.
		pmHandler.post(writer);
		} else {
		// Sync version, use caller's thread.
		writer.run();
		}
		}

		@NonNull
		RuntimePermissionsState getLegacyPermissionsState(int userId,
		@NonNull WatchedArrayMap<String, ? extends PackageStateInternal> packageStates,
		@NonNull WatchedArrayMap<String, SharedUserSetting> sharedUsers) {
		int version;
		String fingerprint;
		synchronized (mLock) {
		version = mVersions.get(userId, INITIAL_VERSION);
		fingerprint = mFingerprints.get(userId);
		}

		return new RuntimePermissionsState(
		version, fingerprint, getPackagePermissions(userId, packageStates),
		getShareUsersPermissions(userId, sharedUsers));
		}

		@NonNull
		private Map<String, List<RuntimePermissionsState.PermissionState>> getPackagePermissions(
		int userId,
		@NonNull WatchedArrayMap<String, ? extends PackageStateInternal> packageStates) {
		final Map<String, List<RuntimePermissionsState.PermissionState>>
		packagePermissions = new ArrayMap<>();

		final int packagesSize = packageStates.size();
		for (int i = 0; i < packagesSize; i++) {
		String packageName = packageStates.keyAt(i);
		PackageStateInternal packageState = packageStates.valueAt(i);
		@@ -5754,6 +5809,14 @@ public final class Settings implements Watchable, Snappable, ResilientAtomicFile
		packagePermissions.put(packageName, permissions);
		}
		}
		return packagePermissions;
		}

		@NonNull
		private Map<String, List<RuntimePermissionsState.PermissionState>> getShareUsersPermissions(
		int userId, @NonNull WatchedArrayMap<String, SharedUserSetting> sharedUsers) {
		final Map<String, List<RuntimePermissionsState.PermissionState>>
		sharedUserPermissions = new ArrayMap<>();

		final int sharedUsersSize = sharedUsers.size();
		for (int i = 0; i < sharedUsersSize; i++) {
		@@ -5764,31 +5827,7 @@ public final class Settings implements Watchable, Snappable, ResilientAtomicFile
		sharedUserSetting.getLegacyPermissionState(), userId);
		sharedUserPermissions.put(sharedUserName, permissions);
		}
		}
		synchronized (mLock) {
		int version = mVersions.get(userId, INITIAL_VERSION);
		String fingerprint = mFingerprints.get(userId);

		RuntimePermissionsState runtimePermissions = new RuntimePermissionsState(
		version, fingerprint, packagePermissions, sharedUserPermissions);
		mPendingStatesToWrite.put(userId, runtimePermissions);
		}
		if (pmHandler != null) {
		// Async version.
		mPersistenceHandler.obtainMessage(userId).sendToTarget();
		} else {
		// Sync version.
		writePendingStates();
		}
		};

		if (pmHandler != null) {
		// Async version, use pmHandler.
		pmHandler.post(writer);
		} else {
		// Sync version, use caller's thread.
		writer.run();
		}
		return sharedUserPermissions;
		}

		private void writePendingStates() {

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

+4 −9

Original line number	Diff line number	Diff line
		@@ -18,11 +18,9 @@ package com.android.server.pm.permission;

		import android.annotation.NonNull;
		import android.content.pm.PackageManagerInternal;
		import android.os.UserHandle;
		import android.util.ArrayMap;
		import android.util.Log;

		import com.android.permission.persistence.RuntimePermissionsPersistence;
		import com.android.permission.persistence.RuntimePermissionsState;
		import com.android.server.LocalManagerRegistry;
		import com.android.server.LocalServices;
		@@ -81,15 +79,12 @@ public class PermissionMigrationHelperImpl implements PermissionMigrationHelper
		*/
		@NonNull
		public Map<Integer, Map<String, LegacyPermissionState>> getLegacyPermissionStates(int userId) {
		RuntimePermissionsPersistence legacyPersistence =
		RuntimePermissionsPersistence.createInstance();
		PackageManagerInternal mPackageManagerInternal =
		LocalServices.getService(PackageManagerInternal.class);
		Map<Integer, Map<String, LegacyPermissionState>> appIdPermissionStates = new ArrayMap<>();

		RuntimePermissionsState legacyState = legacyPersistence.readForUser(UserHandle.of(userId));
		if (legacyState == null) {
		return appIdPermissionStates;
		}

		RuntimePermissionsState legacyState =
		mPackageManagerInternal.getLegacyPermissionsState(userId);
		PackageManagerLocal packageManagerLocal =
		LocalManagerRegistry.getManager(PackageManagerLocal.class);