| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.pm; |
| |
| import android.annotation.AppIdInt; |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.annotation.UserIdInt; |
| import android.content.Context; |
| import android.content.pm.PackageStats; |
| import android.os.Build; |
| import android.os.IBinder; |
| import android.os.IBinder.DeathRecipient; |
| import android.os.IInstalld; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.text.format.DateUtils; |
| import android.util.Slog; |
| |
| import com.android.internal.os.BackgroundThread; |
| import com.android.server.SystemService; |
| |
| import dalvik.system.VMRuntime; |
| |
| import java.io.FileDescriptor; |
| |
| public class Installer extends SystemService { |
| private static final String TAG = "Installer"; |
| |
| /* *************************************************************************** |
| * IMPORTANT: These values are passed to native code. Keep them in sync with |
| * frameworks/native/cmds/installd/installd_constants.h |
| * **************************************************************************/ |
| /** Application should be visible to everyone */ |
| public static final int DEXOPT_PUBLIC = 1 << 1; |
| /** Application wants to allow debugging of its code */ |
| public static final int DEXOPT_DEBUGGABLE = 1 << 2; |
| /** The system boot has finished */ |
| public static final int DEXOPT_BOOTCOMPLETE = 1 << 3; |
| /** Hint that the dexopt type is profile-guided. */ |
| public static final int DEXOPT_PROFILE_GUIDED = 1 << 4; |
| /** The compilation is for a secondary dex file. */ |
| public static final int DEXOPT_SECONDARY_DEX = 1 << 5; |
| /** Ignore the result of dexoptNeeded and force compilation. */ |
| public static final int DEXOPT_FORCE = 1 << 6; |
| /** Indicates that the dex file passed to dexopt in on CE storage. */ |
| public static final int DEXOPT_STORAGE_CE = 1 << 7; |
| /** Indicates that the dex file passed to dexopt in on DE storage. */ |
| public static final int DEXOPT_STORAGE_DE = 1 << 8; |
| /** Indicates that dexopt is invoked from the background service. */ |
| public static final int DEXOPT_IDLE_BACKGROUND_JOB = 1 << 9; |
| /** Indicates that dexopt should restrict access to private APIs. */ |
| public static final int DEXOPT_ENABLE_HIDDEN_API_CHECKS = 1 << 10; |
| /** Indicates that dexopt should convert to CompactDex. */ |
| public static final int DEXOPT_GENERATE_COMPACT_DEX = 1 << 11; |
| /** Indicates that dexopt should generate an app image */ |
| public static final int DEXOPT_GENERATE_APP_IMAGE = 1 << 12; |
| |
| // NOTE: keep in sync with installd |
| public static final int FLAG_CLEAR_CACHE_ONLY = 1 << 8; |
| public static final int FLAG_CLEAR_CODE_CACHE_ONLY = 1 << 9; |
| public static final int FLAG_USE_QUOTA = 1 << 12; |
| public static final int FLAG_FREE_CACHE_V2 = 1 << 13; |
| public static final int FLAG_FREE_CACHE_V2_DEFY_QUOTA = 1 << 14; |
| public static final int FLAG_FREE_CACHE_NOOP = 1 << 15; |
| public static final int FLAG_FORCE = 1 << 16; |
| |
| private final boolean mIsolated; |
| |
| private volatile IInstalld mInstalld; |
| private volatile Object mWarnIfHeld; |
| |
| public Installer(Context context) { |
| this(context, false); |
| } |
| |
| /** |
| * @param isolated indicates if this object should <em>not</em> connect to |
| * the real {@code installd}. All remote calls will be ignored |
| * unless you extend this class and intercept them. |
| */ |
| public Installer(Context context, boolean isolated) { |
| super(context); |
| mIsolated = isolated; |
| } |
| |
| /** |
| * Yell loudly if someone tries making future calls while holding a lock on |
| * the given object. |
| */ |
| public void setWarnIfHeld(Object warnIfHeld) { |
| mWarnIfHeld = warnIfHeld; |
| } |
| |
| @Override |
| public void onStart() { |
| if (mIsolated) { |
| mInstalld = null; |
| } else { |
| connect(); |
| } |
| } |
| |
| private void connect() { |
| IBinder binder = ServiceManager.getService("installd"); |
| if (binder != null) { |
| try { |
| binder.linkToDeath(new DeathRecipient() { |
| @Override |
| public void binderDied() { |
| Slog.w(TAG, "installd died; reconnecting"); |
| connect(); |
| } |
| }, 0); |
| } catch (RemoteException e) { |
| binder = null; |
| } |
| } |
| |
| if (binder != null) { |
| mInstalld = IInstalld.Stub.asInterface(binder); |
| try { |
| invalidateMounts(); |
| } catch (InstallerException ignored) { |
| } |
| } else { |
| Slog.w(TAG, "installd not found; trying again"); |
| BackgroundThread.getHandler().postDelayed(() -> { |
| connect(); |
| }, DateUtils.SECOND_IN_MILLIS); |
| } |
| } |
| |
| /** |
| * Do several pre-flight checks before making a remote call. |
| * |
| * @return if the remote call should continue. |
| */ |
| private boolean checkBeforeRemote() { |
| if (mWarnIfHeld != null && Thread.holdsLock(mWarnIfHeld)) { |
| Slog.wtf(TAG, "Calling thread " + Thread.currentThread().getName() + " is holding 0x" |
| + Integer.toHexString(System.identityHashCode(mWarnIfHeld)), new Throwable()); |
| } |
| if (mIsolated) { |
| Slog.i(TAG, "Ignoring request because this installer is isolated"); |
| return false; |
| } else { |
| return true; |
| } |
| } |
| |
| public long createAppData(String uuid, String packageName, int userId, int flags, int appId, |
| String seInfo, int targetSdkVersion) throws InstallerException { |
| if (!checkBeforeRemote()) return -1; |
| try { |
| return mInstalld.createAppData(uuid, packageName, userId, flags, appId, seInfo, |
| targetSdkVersion); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void restoreconAppData(String uuid, String packageName, int userId, int flags, int appId, |
| String seInfo) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.restoreconAppData(uuid, packageName, userId, flags, appId, seInfo); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void migrateAppData(String uuid, String packageName, int userId, int flags) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.migrateAppData(uuid, packageName, userId, flags); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void clearAppData(String uuid, String packageName, int userId, int flags, |
| long ceDataInode) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.clearAppData(uuid, packageName, userId, flags, ceDataInode); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void destroyAppData(String uuid, String packageName, int userId, int flags, |
| long ceDataInode) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.destroyAppData(uuid, packageName, userId, flags, ceDataInode); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void fixupAppData(String uuid, int flags) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.fixupAppData(uuid, flags); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void moveCompleteApp(String fromUuid, String toUuid, String packageName, |
| String dataAppName, int appId, String seInfo, int targetSdkVersion) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.moveCompleteApp(fromUuid, toUuid, packageName, dataAppName, appId, seInfo, |
| targetSdkVersion); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void getAppSize(String uuid, String[] packageNames, int userId, int flags, int appId, |
| long[] ceDataInodes, String[] codePaths, PackageStats stats) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| final long[] res = mInstalld.getAppSize(uuid, packageNames, userId, flags, |
| appId, ceDataInodes, codePaths); |
| stats.codeSize += res[0]; |
| stats.dataSize += res[1]; |
| stats.cacheSize += res[2]; |
| stats.externalCodeSize += res[3]; |
| stats.externalDataSize += res[4]; |
| stats.externalCacheSize += res[5]; |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void getUserSize(String uuid, int userId, int flags, int[] appIds, PackageStats stats) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| final long[] res = mInstalld.getUserSize(uuid, userId, flags, appIds); |
| stats.codeSize += res[0]; |
| stats.dataSize += res[1]; |
| stats.cacheSize += res[2]; |
| stats.externalCodeSize += res[3]; |
| stats.externalDataSize += res[4]; |
| stats.externalCacheSize += res[5]; |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public long[] getExternalSize(String uuid, int userId, int flags, int[] appIds) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return new long[6]; |
| try { |
| return mInstalld.getExternalSize(uuid, userId, flags, appIds); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void setAppQuota(String uuid, int userId, int appId, long cacheQuota) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.setAppQuota(uuid, userId, appId, cacheQuota); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void dexopt(String apkPath, int uid, @Nullable String pkgName, String instructionSet, |
| int dexoptNeeded, @Nullable String outputPath, int dexFlags, |
| String compilerFilter, @Nullable String volumeUuid, @Nullable String sharedLibraries, |
| @Nullable String seInfo, boolean downgrade, int targetSdkVersion, |
| @Nullable String profileName, @Nullable String dexMetadataPath, |
| @Nullable String compilationReason) throws InstallerException { |
| assertValidInstructionSet(instructionSet); |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.dexopt(apkPath, uid, pkgName, instructionSet, dexoptNeeded, outputPath, |
| dexFlags, compilerFilter, volumeUuid, sharedLibraries, seInfo, downgrade, |
| targetSdkVersion, profileName, dexMetadataPath, compilationReason); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public boolean mergeProfiles(int uid, String packageName, String profileName) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return false; |
| try { |
| return mInstalld.mergeProfiles(uid, packageName, profileName); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public boolean dumpProfiles(int uid, String packageName, String profileName, String codePath) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return false; |
| try { |
| return mInstalld.dumpProfiles(uid, packageName, profileName, codePath); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public boolean copySystemProfile(String systemProfile, int uid, String packageName, |
| String profileName) throws InstallerException { |
| if (!checkBeforeRemote()) return false; |
| try { |
| return mInstalld.copySystemProfile(systemProfile, uid, packageName, profileName); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void idmap(String targetApkPath, String overlayApkPath, int uid) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.idmap(targetApkPath, overlayApkPath, uid); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void removeIdmap(String overlayApkPath) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.removeIdmap(overlayApkPath); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void rmdex(String codePath, String instructionSet) throws InstallerException { |
| assertValidInstructionSet(instructionSet); |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.rmdex(codePath, instructionSet); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void rmPackageDir(String packageDir) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.rmPackageDir(packageDir); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void clearAppProfiles(String packageName, String profileName) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.clearAppProfiles(packageName, profileName); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void destroyAppProfiles(String packageName) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.destroyAppProfiles(packageName); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void createUserData(String uuid, int userId, int userSerial, int flags) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.createUserData(uuid, userId, userSerial, flags); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void destroyUserData(String uuid, int userId, int flags) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.destroyUserData(uuid, userId, flags); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void markBootComplete(String instructionSet) throws InstallerException { |
| assertValidInstructionSet(instructionSet); |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.markBootComplete(instructionSet); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void freeCache(String uuid, long targetFreeBytes, long cacheReservedBytes, int flags) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.freeCache(uuid, targetFreeBytes, cacheReservedBytes, flags); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| /** |
| * Links the 32 bit native library directory in an application's data |
| * directory to the real location for backward compatibility. Note that no |
| * such symlink is created for 64 bit shared libraries. |
| */ |
| public void linkNativeLibraryDirectory(String uuid, String packageName, String nativeLibPath32, |
| int userId) throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.linkNativeLibraryDirectory(uuid, packageName, nativeLibPath32, userId); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void createOatDir(String oatDir, String dexInstructionSet) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.createOatDir(oatDir, dexInstructionSet); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void linkFile(String relativePath, String fromBase, String toBase) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.linkFile(relativePath, fromBase, toBase); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void moveAb(String apkPath, String instructionSet, String outputPath) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.moveAb(apkPath, instructionSet, outputPath); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void deleteOdex(String apkPath, String instructionSet, String outputPath) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.deleteOdex(apkPath, instructionSet, outputPath); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void installApkVerity(String filePath, FileDescriptor verityInput, int contentSize) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.installApkVerity(filePath, verityInput, contentSize); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void assertFsverityRootHashMatches(String filePath, @NonNull byte[] expectedHash) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.assertFsverityRootHashMatches(filePath, expectedHash); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public boolean reconcileSecondaryDexFile(String apkPath, String packageName, int uid, |
| String[] isas, @Nullable String volumeUuid, int flags) throws InstallerException { |
| for (int i = 0; i < isas.length; i++) { |
| assertValidInstructionSet(isas[i]); |
| } |
| if (!checkBeforeRemote()) return false; |
| try { |
| return mInstalld.reconcileSecondaryDexFile(apkPath, packageName, uid, isas, |
| volumeUuid, flags); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public byte[] hashSecondaryDexFile(String dexPath, String packageName, int uid, |
| @Nullable String volumeUuid, int flags) throws InstallerException { |
| if (!checkBeforeRemote()) return new byte[0]; |
| try { |
| return mInstalld.hashSecondaryDexFile(dexPath, packageName, uid, volumeUuid, flags); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public boolean createProfileSnapshot(int appId, String packageName, String profileName, |
| String classpath) throws InstallerException { |
| if (!checkBeforeRemote()) return false; |
| try { |
| return mInstalld.createProfileSnapshot(appId, packageName, profileName, classpath); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void destroyProfileSnapshot(String packageName, String profileName) |
| throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.destroyProfileSnapshot(packageName, profileName); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public void invalidateMounts() throws InstallerException { |
| if (!checkBeforeRemote()) return; |
| try { |
| mInstalld.invalidateMounts(); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public boolean isQuotaSupported(String volumeUuid) throws InstallerException { |
| if (!checkBeforeRemote()) return false; |
| try { |
| return mInstalld.isQuotaSupported(volumeUuid); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| public boolean prepareAppProfile(String pkg, @UserIdInt int userId, @AppIdInt int appId, |
| String profileName, String codePath, String dexMetadataPath) throws InstallerException { |
| if (!checkBeforeRemote()) return false; |
| try { |
| return mInstalld.prepareAppProfile(pkg, userId, appId, profileName, codePath, |
| dexMetadataPath); |
| } catch (Exception e) { |
| throw InstallerException.from(e); |
| } |
| } |
| |
| private static void assertValidInstructionSet(String instructionSet) |
| throws InstallerException { |
| for (String abi : Build.SUPPORTED_ABIS) { |
| if (VMRuntime.getInstructionSet(abi).equals(instructionSet)) { |
| return; |
| } |
| } |
| throw new InstallerException("Invalid instruction set: " + instructionSet); |
| } |
| |
| public static class InstallerException extends Exception { |
| public InstallerException(String detailMessage) { |
| super(detailMessage); |
| } |
| |
| public static InstallerException from(Exception e) throws InstallerException { |
| throw new InstallerException(e.toString()); |
| } |
| } |
| } |