Installer.java revision c7b9482b0c4bb2d378e63541b96be45c50094e05 
1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.server.pm;
18
19import android.annotation.Nullable;
20import android.content.Context;
21import android.content.pm.PackageStats;
22import android.os.Build;
23import android.util.Slog;
24
25import com.android.internal.os.InstallerConnection;
26import com.android.internal.os.InstallerConnection.InstallerException;
27import com.android.server.SystemService;
28
29import dalvik.system.VMRuntime;
30
31import java.util.Arrays;
32
33public final class Installer extends SystemService {
34    private static final String TAG = "Installer";
35
36    /* ***************************************************************************
37     * IMPORTANT: These values are passed to native code. Keep them in sync with
38     * frameworks/native/cmds/installd/installd.h
39     * **************************************************************************/
40    /** Application should be visible to everyone */
41    public static final int DEXOPT_PUBLIC         = 1 << 1;
42    /** Application wants to run in VM safe mode */
43    public static final int DEXOPT_SAFEMODE       = 1 << 2;
44    /** Application wants to allow debugging of its code */
45    public static final int DEXOPT_DEBUGGABLE     = 1 << 3;
46    /** The system boot has finished */
47    public static final int DEXOPT_BOOTCOMPLETE   = 1 << 4;
48    /** Hint that the dexopt type is profile-guided. */
49    public static final int DEXOPT_PROFILE_GUIDED = 1 << 5;
50    /** This is an OTA update dexopt */
51    public static final int DEXOPT_OTA            = 1 << 6;
52
53    // NOTE: keep in sync with installd
54    public static final int FLAG_CLEAR_CACHE_ONLY = 1 << 8;
55    public static final int FLAG_CLEAR_CODE_CACHE_ONLY = 1 << 9;
56
57    private final InstallerConnection mInstaller;
58
59    public Installer(Context context) {
60        super(context);
61        mInstaller = new InstallerConnection();
62    }
63
64    /**
65     * Yell loudly if someone tries making future calls while holding a lock on
66     * the given object.
67     */
68    public void setWarnIfHeld(Object warnIfHeld) {
69        mInstaller.setWarnIfHeld(warnIfHeld);
70    }
71
72    @Override
73    public void onStart() {
74        Slog.i(TAG, "Waiting for installd to be ready.");
75        mInstaller.waitForConnection();
76    }
77
78    public void createAppData(String uuid, String pkgname, int userid, int flags, int appid,
79            String seinfo, int targetSdkVersion) throws InstallerException {
80        mInstaller.execute("create_app_data", uuid, pkgname, userid, flags, appid, seinfo,
81            targetSdkVersion);
82    }
83
84    public void restoreconAppData(String uuid, String pkgname, int userid, int flags, int appid,
85            String seinfo) throws InstallerException {
86        mInstaller.execute("restorecon_app_data", uuid, pkgname, userid, flags, appid,
87                seinfo);
88    }
89
90    public void migrateAppData(String uuid, String pkgname, int userid, int flags)
91            throws InstallerException {
92        mInstaller.execute("migrate_app_data", uuid, pkgname, userid, flags);
93    }
94
95    public void clearAppData(String uuid, String pkgname, int userid, int flags, long ceDataInode)
96            throws InstallerException {
97        mInstaller.execute("clear_app_data", uuid, pkgname, userid, flags, ceDataInode);
98    }
99
100    public void destroyAppData(String uuid, String pkgname, int userid, int flags, long ceDataInode)
101            throws InstallerException {
102        mInstaller.execute("destroy_app_data", uuid, pkgname, userid, flags, ceDataInode);
103    }
104
105    public void moveCompleteApp(String from_uuid, String to_uuid, String package_name,
106            String data_app_name, int appid, String seinfo, int targetSdkVersion)
107            throws InstallerException {
108        mInstaller.execute("move_complete_app", from_uuid, to_uuid, package_name,
109                data_app_name, appid, seinfo, targetSdkVersion);
110    }
111
112    public void getAppSize(String uuid, String pkgname, int userid, int flags, long ceDataInode,
113            String codePath, PackageStats stats) throws InstallerException {
114        final String[] res = mInstaller.execute("get_app_size", uuid, pkgname, userid, flags,
115                ceDataInode, codePath);
116        try {
117            stats.codeSize += Long.parseLong(res[1]);
118            stats.dataSize += Long.parseLong(res[2]);
119            stats.cacheSize += Long.parseLong(res[3]);
120        } catch (ArrayIndexOutOfBoundsException | NumberFormatException e) {
121            throw new InstallerException("Invalid size result: " + Arrays.toString(res));
122        }
123    }
124
125    public long getAppDataInode(String uuid, String pkgname, int userid, int flags)
126            throws InstallerException {
127        final String[] res = mInstaller.execute("get_app_data_inode", uuid, pkgname, userid, flags);
128        try {
129            return Long.parseLong(res[1]);
130        } catch (ArrayIndexOutOfBoundsException | NumberFormatException e) {
131            throw new InstallerException("Invalid inode result: " + Arrays.toString(res));
132        }
133    }
134
135    public void dexopt(String apkPath, int uid, String instructionSet, int dexoptNeeded,
136            int dexFlags, String compilerFilter, String volumeUuid, String sharedLibraries)
137            throws InstallerException {
138        assertValidInstructionSet(instructionSet);
139        mInstaller.dexopt(apkPath, uid, instructionSet, dexoptNeeded, dexFlags,
140                compilerFilter, volumeUuid, sharedLibraries);
141    }
142
143    public void dexopt(String apkPath, int uid, String pkgName, String instructionSet,
144            int dexoptNeeded, @Nullable String outputPath, int dexFlags,
145            String compilerFilter, String volumeUuid, String sharedLibraries)
146            throws InstallerException {
147        assertValidInstructionSet(instructionSet);
148        mInstaller.dexopt(apkPath, uid, pkgName, instructionSet, dexoptNeeded,
149                outputPath, dexFlags, compilerFilter, volumeUuid, sharedLibraries);
150    }
151
152    public boolean mergeProfiles(int uid, String pkgName) throws InstallerException {
153        return mInstaller.mergeProfiles(uid, pkgName);
154    }
155
156    public void idmap(String targetApkPath, String overlayApkPath, int uid)
157            throws InstallerException {
158        mInstaller.execute("idmap", targetApkPath, overlayApkPath, uid);
159    }
160
161    public void rmdex(String codePath, String instructionSet) throws InstallerException {
162        assertValidInstructionSet(instructionSet);
163        mInstaller.execute("rmdex", codePath, instructionSet);
164    }
165
166    public void rmPackageDir(String packageDir) throws InstallerException {
167        mInstaller.execute("rmpackagedir", packageDir);
168    }
169
170    public void clearAppProfiles(String pkgName) throws InstallerException {
171        mInstaller.execute("clear_app_profiles", pkgName);
172    }
173
174    public void destroyAppProfiles(String pkgName) throws InstallerException {
175        mInstaller.execute("destroy_app_profiles", pkgName);
176    }
177
178    public void createUserData(String uuid, int userId, int userSerial, int flags)
179            throws InstallerException {
180        mInstaller.execute("create_user_data", uuid, userId, userSerial, flags);
181    }
182
183    public void destroyUserData(String uuid, int userId, int flags) throws InstallerException {
184        mInstaller.execute("destroy_user_data", uuid, userId, flags);
185    }
186
187    public void markBootComplete(String instructionSet) throws InstallerException {
188        assertValidInstructionSet(instructionSet);
189        mInstaller.execute("markbootcomplete", instructionSet);
190    }
191
192    public void freeCache(String uuid, long freeStorageSize) throws InstallerException {
193        mInstaller.execute("freecache", uuid, freeStorageSize);
194    }
195
196    /**
197     * Links the 32 bit native library directory in an application's data
198     * directory to the real location for backward compatibility. Note that no
199     * such symlink is created for 64 bit shared libraries.
200     */
201    public void linkNativeLibraryDirectory(String uuid, String dataPath, String nativeLibPath32,
202            int userId) throws InstallerException {
203        mInstaller.execute("linklib", uuid, dataPath, nativeLibPath32, userId);
204    }
205
206    public void createOatDir(String oatDir, String dexInstructionSet)
207            throws InstallerException {
208        mInstaller.execute("createoatdir", oatDir, dexInstructionSet);
209    }
210
211    public void linkFile(String relativePath, String fromBase, String toBase)
212            throws InstallerException {
213        mInstaller.execute("linkfile", relativePath, fromBase, toBase);
214    }
215
216    public void moveAb(String apkPath, String instructionSet, String outputPath)
217            throws InstallerException {
218        mInstaller.execute("move_ab", apkPath, instructionSet, outputPath);
219    }
220
221    private static void assertValidInstructionSet(String instructionSet)
222            throws InstallerException {
223        for (String abi : Build.SUPPORTED_ABIS) {
224            if (VMRuntime.getInstructionSet(abi).equals(instructionSet)) {
225                return;
226            }
227        }
228        throw new InstallerException("Invalid instruction set: " + instructionSet);
229    }
230}
231