Installer.java revision 06bb908b78e3c790d3db52fef9f2ab0a129e53cd 
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.text.TextUtils;
24import android.util.Slog;
25
26import dalvik.system.VMRuntime;
27
28import com.android.internal.os.InstallerConnection;
29import com.android.server.SystemService;
30
31public final class Installer extends SystemService {
32    private static final String TAG = "Installer";
33
34    private final InstallerConnection mInstaller;
35
36    public Installer(Context context) {
37        super(context);
38        mInstaller = new InstallerConnection();
39    }
40
41    @Override
42    public void onStart() {
43        Slog.i(TAG, "Waiting for installd to be ready.");
44        mInstaller.waitForConnection();
45    }
46
47    private static String escapeNull(String arg) {
48        if (TextUtils.isEmpty(arg)) {
49            return "!";
50        } else {
51            if (arg.indexOf('\0') != -1 || arg.indexOf(' ') != -1) {
52                throw new IllegalArgumentException(arg);
53            }
54            return arg;
55        }
56    }
57
58    @Deprecated
59    public int install(String name, int uid, int gid, String seinfo) {
60        return install(null, name, uid, gid, seinfo);
61    }
62
63    public int install(String uuid, String name, int uid, int gid, String seinfo) {
64        StringBuilder builder = new StringBuilder("install");
65        builder.append(' ');
66        builder.append(escapeNull(uuid));
67        builder.append(' ');
68        builder.append(name);
69        builder.append(' ');
70        builder.append(uid);
71        builder.append(' ');
72        builder.append(gid);
73        builder.append(' ');
74        builder.append(seinfo != null ? seinfo : "!");
75        return mInstaller.execute(builder.toString());
76    }
77
78    public int dexopt(String apkPath, int uid, boolean isPublic,
79            String instructionSet, int dexoptNeeded) {
80        return dexopt(apkPath, uid, isPublic, instructionSet, dexoptNeeded, true);
81    }
82
83    public int dexopt(String apkPath, int uid, boolean isPublic,
84            String instructionSet, int dexoptNeeded, boolean bootComplete) {
85        if (!isValidInstructionSet(instructionSet)) {
86            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
87            return -1;
88        }
89
90        return mInstaller.dexopt(apkPath, uid, isPublic, instructionSet, dexoptNeeded,
91                bootComplete);
92    }
93
94    public int dexopt(String apkPath, int uid, boolean isPublic, String pkgName,
95            String instructionSet, int dexoptNeeded, boolean vmSafeMode,
96            boolean debuggable, @Nullable String outputPath) {
97        return dexopt(apkPath, uid, isPublic, pkgName, instructionSet, dexoptNeeded, vmSafeMode,
98                debuggable, outputPath, true);
99    }
100
101    public int dexopt(String apkPath, int uid, boolean isPublic, String pkgName,
102            String instructionSet, int dexoptNeeded, boolean vmSafeMode,
103            boolean debuggable, @Nullable String outputPath, boolean bootComplete) {
104        if (!isValidInstructionSet(instructionSet)) {
105            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
106            return -1;
107        }
108        return mInstaller.dexopt(apkPath, uid, isPublic, pkgName,
109                instructionSet, dexoptNeeded, vmSafeMode,
110                debuggable, outputPath, bootComplete);
111    }
112
113    public int idmap(String targetApkPath, String overlayApkPath, int uid) {
114        StringBuilder builder = new StringBuilder("idmap");
115        builder.append(' ');
116        builder.append(targetApkPath);
117        builder.append(' ');
118        builder.append(overlayApkPath);
119        builder.append(' ');
120        builder.append(uid);
121        return mInstaller.execute(builder.toString());
122    }
123
124    public int movedex(String srcPath, String dstPath, String instructionSet) {
125        if (!isValidInstructionSet(instructionSet)) {
126            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
127            return -1;
128        }
129
130        StringBuilder builder = new StringBuilder("movedex");
131        builder.append(' ');
132        builder.append(srcPath);
133        builder.append(' ');
134        builder.append(dstPath);
135        builder.append(' ');
136        builder.append(instructionSet);
137        return mInstaller.execute(builder.toString());
138    }
139
140    public int rmdex(String codePath, String instructionSet) {
141        if (!isValidInstructionSet(instructionSet)) {
142            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
143            return -1;
144        }
145
146        StringBuilder builder = new StringBuilder("rmdex");
147        builder.append(' ');
148        builder.append(codePath);
149        builder.append(' ');
150        builder.append(instructionSet);
151        return mInstaller.execute(builder.toString());
152    }
153
154    /**
155     * Removes packageDir or its subdirectory
156     */
157    public int rmPackageDir(String packageDir) {
158        StringBuilder builder = new StringBuilder("rmpackagedir");
159        builder.append(' ');
160        builder.append(packageDir);
161        return mInstaller.execute(builder.toString());
162    }
163
164    @Deprecated
165    public int remove(String name, int userId) {
166        return remove(null, name, userId);
167    }
168
169    public int remove(String uuid, String name, int userId) {
170        StringBuilder builder = new StringBuilder("remove");
171        builder.append(' ');
172        builder.append(escapeNull(uuid));
173        builder.append(' ');
174        builder.append(name);
175        builder.append(' ');
176        builder.append(userId);
177        return mInstaller.execute(builder.toString());
178    }
179
180    public int rename(String oldname, String newname) {
181        StringBuilder builder = new StringBuilder("rename");
182        builder.append(' ');
183        builder.append(oldname);
184        builder.append(' ');
185        builder.append(newname);
186        return mInstaller.execute(builder.toString());
187    }
188
189    @Deprecated
190    public int fixUid(String name, int uid, int gid) {
191        return fixUid(null, name, uid, gid);
192    }
193
194    public int fixUid(String uuid, String name, int uid, int gid) {
195        StringBuilder builder = new StringBuilder("fixuid");
196        builder.append(' ');
197        builder.append(escapeNull(uuid));
198        builder.append(' ');
199        builder.append(name);
200        builder.append(' ');
201        builder.append(uid);
202        builder.append(' ');
203        builder.append(gid);
204        return mInstaller.execute(builder.toString());
205    }
206
207    @Deprecated
208    public int deleteCacheFiles(String name, int userId) {
209        return deleteCacheFiles(null, name, userId);
210    }
211
212    public int deleteCacheFiles(String uuid, String name, int userId) {
213        StringBuilder builder = new StringBuilder("rmcache");
214        builder.append(' ');
215        builder.append(escapeNull(uuid));
216        builder.append(' ');
217        builder.append(name);
218        builder.append(' ');
219        builder.append(userId);
220        return mInstaller.execute(builder.toString());
221    }
222
223    @Deprecated
224    public int deleteCodeCacheFiles(String name, int userId) {
225        return deleteCodeCacheFiles(null, name, userId);
226    }
227
228    public int deleteCodeCacheFiles(String uuid, String name, int userId) {
229        StringBuilder builder = new StringBuilder("rmcodecache");
230        builder.append(' ');
231        builder.append(escapeNull(uuid));
232        builder.append(' ');
233        builder.append(name);
234        builder.append(' ');
235        builder.append(userId);
236        return mInstaller.execute(builder.toString());
237    }
238
239    @Deprecated
240    public int createUserData(String name, int uid, int userId, String seinfo) {
241        return createUserData(null, name, uid, userId, seinfo);
242    }
243
244    public int createUserData(String uuid, String name, int uid, int userId, String seinfo) {
245        StringBuilder builder = new StringBuilder("mkuserdata");
246        builder.append(' ');
247        builder.append(escapeNull(uuid));
248        builder.append(' ');
249        builder.append(name);
250        builder.append(' ');
251        builder.append(uid);
252        builder.append(' ');
253        builder.append(userId);
254        builder.append(' ');
255        builder.append(seinfo != null ? seinfo : "!");
256        return mInstaller.execute(builder.toString());
257    }
258
259    public int createUserConfig(int userId) {
260        StringBuilder builder = new StringBuilder("mkuserconfig");
261        builder.append(' ');
262        builder.append(userId);
263        return mInstaller.execute(builder.toString());
264    }
265
266    @Deprecated
267    public int removeUserDataDirs(int userId) {
268        return removeUserDataDirs(null, userId);
269    }
270
271    public int removeUserDataDirs(String uuid, int userId) {
272        StringBuilder builder = new StringBuilder("rmuser");
273        builder.append(' ');
274        builder.append(escapeNull(uuid));
275        builder.append(' ');
276        builder.append(userId);
277        return mInstaller.execute(builder.toString());
278    }
279
280    public int copyCompleteApp(String fromUuid, String toUuid, String packageName,
281            String dataAppName, int appId, String seinfo) {
282        StringBuilder builder = new StringBuilder("cpcompleteapp");
283        builder.append(' ');
284        builder.append(escapeNull(fromUuid));
285        builder.append(' ');
286        builder.append(escapeNull(toUuid));
287        builder.append(' ');
288        builder.append(packageName);
289        builder.append(' ');
290        builder.append(dataAppName);
291        builder.append(' ');
292        builder.append(appId);
293        builder.append(' ');
294        builder.append(seinfo);
295        return mInstaller.execute(builder.toString());
296    }
297
298    @Deprecated
299    public int clearUserData(String name, int userId) {
300        return clearUserData(null, name, userId);
301    }
302
303    public int clearUserData(String uuid, String name, int userId) {
304        StringBuilder builder = new StringBuilder("rmuserdata");
305        builder.append(' ');
306        builder.append(escapeNull(uuid));
307        builder.append(' ');
308        builder.append(name);
309        builder.append(' ');
310        builder.append(userId);
311        return mInstaller.execute(builder.toString());
312    }
313
314    public int markBootComplete(String instructionSet) {
315        if (!isValidInstructionSet(instructionSet)) {
316            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
317            return -1;
318        }
319
320        StringBuilder builder = new StringBuilder("markbootcomplete");
321        builder.append(' ');
322        builder.append(instructionSet);
323        return mInstaller.execute(builder.toString());
324    }
325
326    @Deprecated
327    public int freeCache(long freeStorageSize) {
328        return freeCache(null, freeStorageSize);
329    }
330
331    public int freeCache(String uuid, long freeStorageSize) {
332        StringBuilder builder = new StringBuilder("freecache");
333        builder.append(' ');
334        builder.append(escapeNull(uuid));
335        builder.append(' ');
336        builder.append(String.valueOf(freeStorageSize));
337        return mInstaller.execute(builder.toString());
338    }
339
340    @Deprecated
341    public int getSizeInfo(String pkgName, int persona, String apkPath, String libDirPath,
342            String fwdLockApkPath, String asecPath, String[] instructionSets, PackageStats pStats) {
343        return getSizeInfo(null, pkgName, persona, apkPath, libDirPath, fwdLockApkPath, asecPath,
344                instructionSets, pStats);
345    }
346
347    public int getSizeInfo(String uuid, String pkgName, int persona, String apkPath,
348            String libDirPath, String fwdLockApkPath, String asecPath, String[] instructionSets,
349            PackageStats pStats) {
350        for (String instructionSet : instructionSets) {
351            if (!isValidInstructionSet(instructionSet)) {
352                Slog.e(TAG, "Invalid instruction set: " + instructionSet);
353                return -1;
354            }
355        }
356
357        StringBuilder builder = new StringBuilder("getsize");
358        builder.append(' ');
359        builder.append(escapeNull(uuid));
360        builder.append(' ');
361        builder.append(pkgName);
362        builder.append(' ');
363        builder.append(persona);
364        builder.append(' ');
365        builder.append(apkPath);
366        builder.append(' ');
367        // TODO: Extend getSizeInfo to look at the full subdirectory tree,
368        // not just the first level.
369        builder.append(libDirPath != null ? libDirPath : "!");
370        builder.append(' ');
371        builder.append(fwdLockApkPath != null ? fwdLockApkPath : "!");
372        builder.append(' ');
373        builder.append(asecPath != null ? asecPath : "!");
374        builder.append(' ');
375        // TODO: Extend getSizeInfo to look at *all* instrution sets, not
376        // just the primary.
377        builder.append(instructionSets[0]);
378
379        String s = mInstaller.transact(builder.toString());
380        String res[] = s.split(" ");
381
382        if ((res == null) || (res.length != 5)) {
383            return -1;
384        }
385        try {
386            pStats.codeSize = Long.parseLong(res[1]);
387            pStats.dataSize = Long.parseLong(res[2]);
388            pStats.cacheSize = Long.parseLong(res[3]);
389            pStats.externalCodeSize = Long.parseLong(res[4]);
390            return Integer.parseInt(res[0]);
391        } catch (NumberFormatException e) {
392            return -1;
393        }
394    }
395
396    public int moveFiles() {
397        return mInstaller.execute("movefiles");
398    }
399
400    @Deprecated
401    public int linkNativeLibraryDirectory(String dataPath, String nativeLibPath32, int userId) {
402        return linkNativeLibraryDirectory(null, dataPath, nativeLibPath32, userId);
403    }
404
405    /**
406     * Links the 32 bit native library directory in an application's data directory to the
407     * real location for backward compatibility. Note that no such symlink is created for
408     * 64 bit shared libraries.
409     *
410     * @return -1 on error
411     */
412    public int linkNativeLibraryDirectory(String uuid, String dataPath, String nativeLibPath32,
413            int userId) {
414        if (dataPath == null) {
415            Slog.e(TAG, "linkNativeLibraryDirectory dataPath is null");
416            return -1;
417        } else if (nativeLibPath32 == null) {
418            Slog.e(TAG, "linkNativeLibraryDirectory nativeLibPath is null");
419            return -1;
420        }
421
422        StringBuilder builder = new StringBuilder("linklib");
423        builder.append(' ');
424        builder.append(escapeNull(uuid));
425        builder.append(' ');
426        builder.append(dataPath);
427        builder.append(' ');
428        builder.append(nativeLibPath32);
429        builder.append(' ');
430        builder.append(userId);
431
432        return mInstaller.execute(builder.toString());
433    }
434
435    @Deprecated
436    public boolean restoreconData(String pkgName, String seinfo, int uid) {
437        return restoreconData(null, pkgName, seinfo, uid);
438    }
439
440    public boolean restoreconData(String uuid, String pkgName, String seinfo, int uid) {
441        StringBuilder builder = new StringBuilder("restorecondata");
442        builder.append(' ');
443        builder.append(escapeNull(uuid));
444        builder.append(' ');
445        builder.append(pkgName);
446        builder.append(' ');
447        builder.append(seinfo != null ? seinfo : "!");
448        builder.append(' ');
449        builder.append(uid);
450        return (mInstaller.execute(builder.toString()) == 0);
451    }
452
453    public int createOatDir(String oatDir, String dexInstructionSet) {
454        StringBuilder builder = new StringBuilder("createoatdir");
455        builder.append(' ');
456        builder.append(oatDir);
457        builder.append(' ');
458        builder.append(dexInstructionSet);
459        return mInstaller.execute(builder.toString());
460    }
461
462
463    public int linkFile(String relativePath, String fromBase, String toBase) {
464        StringBuilder builder = new StringBuilder("linkfile");
465        builder.append(' ');
466        builder.append(relativePath);
467        builder.append(' ');
468        builder.append(fromBase);
469        builder.append(' ');
470        builder.append(toBase);
471        return mInstaller.execute(builder.toString());
472    }
473
474    /**
475     * Returns true iff. {@code instructionSet} is a valid instruction set.
476     */
477    private static boolean isValidInstructionSet(String instructionSet) {
478        if (instructionSet == null) {
479            return false;
480        }
481
482        for (String abi : Build.SUPPORTED_ABIS) {
483            if (instructionSet.equals(VMRuntime.getInstructionSet(abi))) {
484                return true;
485            }
486        }
487
488        return false;
489    }
490}
491