Installer.java revision b9f3674c11ed9c89b80a69f728cbc5f540b2ecde 
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        ping();
45    }
46
47    private static String escapeNull(String arg) {
48        if (TextUtils.isEmpty(arg)) {
49            return "!";
50        } else {
51            return arg;
52        }
53    }
54
55    @Deprecated
56    public int install(String name, int uid, int gid, String seinfo) {
57        return install(null, name, uid, gid, seinfo);
58    }
59
60    public int install(String uuid, String name, int uid, int gid, String seinfo) {
61        StringBuilder builder = new StringBuilder("install");
62        builder.append(' ');
63        builder.append(escapeNull(uuid));
64        builder.append(' ');
65        builder.append(name);
66        builder.append(' ');
67        builder.append(uid);
68        builder.append(' ');
69        builder.append(gid);
70        builder.append(' ');
71        builder.append(seinfo != null ? seinfo : "!");
72        return mInstaller.execute(builder.toString());
73    }
74
75    public int dexopt(String apkPath, int uid, boolean isPublic,
76            String instructionSet, int dexoptNeeded) {
77        if (!isValidInstructionSet(instructionSet)) {
78            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
79            return -1;
80        }
81
82        return mInstaller.dexopt(apkPath, uid, isPublic, instructionSet, dexoptNeeded);
83    }
84
85    public int dexopt(String apkPath, int uid, boolean isPublic, String pkgName,
86            String instructionSet, int dexoptNeeded, boolean vmSafeMode,
87            boolean debuggable, @Nullable String outputPath) {
88        if (!isValidInstructionSet(instructionSet)) {
89            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
90            return -1;
91        }
92        return mInstaller.dexopt(apkPath, uid, isPublic, pkgName,
93                instructionSet, dexoptNeeded, vmSafeMode,
94                debuggable, outputPath);
95    }
96
97    public int idmap(String targetApkPath, String overlayApkPath, int uid) {
98        StringBuilder builder = new StringBuilder("idmap");
99        builder.append(' ');
100        builder.append(targetApkPath);
101        builder.append(' ');
102        builder.append(overlayApkPath);
103        builder.append(' ');
104        builder.append(uid);
105        return mInstaller.execute(builder.toString());
106    }
107
108    public int movedex(String srcPath, String dstPath, String instructionSet) {
109        if (!isValidInstructionSet(instructionSet)) {
110            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
111            return -1;
112        }
113
114        StringBuilder builder = new StringBuilder("movedex");
115        builder.append(' ');
116        builder.append(srcPath);
117        builder.append(' ');
118        builder.append(dstPath);
119        builder.append(' ');
120        builder.append(instructionSet);
121        return mInstaller.execute(builder.toString());
122    }
123
124    public int rmdex(String codePath, String instructionSet) {
125        if (!isValidInstructionSet(instructionSet)) {
126            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
127            return -1;
128        }
129
130        StringBuilder builder = new StringBuilder("rmdex");
131        builder.append(' ');
132        builder.append(codePath);
133        builder.append(' ');
134        builder.append(instructionSet);
135        return mInstaller.execute(builder.toString());
136    }
137
138    /**
139     * Removes packageDir or its subdirectory
140     */
141    public int rmPackageDir(String packageDir) {
142        StringBuilder builder = new StringBuilder("rmpackagedir");
143        builder.append(' ');
144        builder.append(packageDir);
145        return mInstaller.execute(builder.toString());
146    }
147
148    @Deprecated
149    public int remove(String name, int userId) {
150        return remove(null, name, userId);
151    }
152
153    public int remove(String uuid, String name, int userId) {
154        StringBuilder builder = new StringBuilder("remove");
155        builder.append(' ');
156        builder.append(escapeNull(uuid));
157        builder.append(' ');
158        builder.append(name);
159        builder.append(' ');
160        builder.append(userId);
161        return mInstaller.execute(builder.toString());
162    }
163
164    public int rename(String oldname, String newname) {
165        StringBuilder builder = new StringBuilder("rename");
166        builder.append(' ');
167        builder.append(oldname);
168        builder.append(' ');
169        builder.append(newname);
170        return mInstaller.execute(builder.toString());
171    }
172
173    @Deprecated
174    public int fixUid(String name, int uid, int gid) {
175        return fixUid(null, name, uid, gid);
176    }
177
178    public int fixUid(String uuid, String name, int uid, int gid) {
179        StringBuilder builder = new StringBuilder("fixuid");
180        builder.append(' ');
181        builder.append(escapeNull(uuid));
182        builder.append(' ');
183        builder.append(name);
184        builder.append(' ');
185        builder.append(uid);
186        builder.append(' ');
187        builder.append(gid);
188        return mInstaller.execute(builder.toString());
189    }
190
191    @Deprecated
192    public int deleteCacheFiles(String name, int userId) {
193        return deleteCacheFiles(null, name, userId);
194    }
195
196    public int deleteCacheFiles(String uuid, String name, int userId) {
197        StringBuilder builder = new StringBuilder("rmcache");
198        builder.append(' ');
199        builder.append(escapeNull(uuid));
200        builder.append(' ');
201        builder.append(name);
202        builder.append(' ');
203        builder.append(userId);
204        return mInstaller.execute(builder.toString());
205    }
206
207    @Deprecated
208    public int deleteCodeCacheFiles(String name, int userId) {
209        return deleteCodeCacheFiles(null, name, userId);
210    }
211
212    public int deleteCodeCacheFiles(String uuid, String name, int userId) {
213        StringBuilder builder = new StringBuilder("rmcodecache");
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 createUserData(String name, int uid, int userId, String seinfo) {
225        return createUserData(null, name, uid, userId, seinfo);
226    }
227
228    public int createUserData(String uuid, String name, int uid, int userId, String seinfo) {
229        StringBuilder builder = new StringBuilder("mkuserdata");
230        builder.append(' ');
231        builder.append(escapeNull(uuid));
232        builder.append(' ');
233        builder.append(name);
234        builder.append(' ');
235        builder.append(uid);
236        builder.append(' ');
237        builder.append(userId);
238        builder.append(' ');
239        builder.append(seinfo != null ? seinfo : "!");
240        return mInstaller.execute(builder.toString());
241    }
242
243    public int createUserConfig(int userId) {
244        StringBuilder builder = new StringBuilder("mkuserconfig");
245        builder.append(' ');
246        builder.append(userId);
247        return mInstaller.execute(builder.toString());
248    }
249
250    @Deprecated
251    public int removeUserDataDirs(int userId) {
252        return removeUserDataDirs(null, userId);
253    }
254
255    public int removeUserDataDirs(String uuid, int userId) {
256        StringBuilder builder = new StringBuilder("rmuser");
257        builder.append(' ');
258        builder.append(escapeNull(uuid));
259        builder.append(' ');
260        builder.append(userId);
261        return mInstaller.execute(builder.toString());
262    }
263
264    public int moveUserDataDirs(String fromUuid, String toUuid, String packageName, int appId,
265            String seinfo) {
266        StringBuilder builder = new StringBuilder("mvuserdata");
267        builder.append(' ');
268        builder.append(escapeNull(fromUuid));
269        builder.append(' ');
270        builder.append(escapeNull(toUuid));
271        builder.append(' ');
272        builder.append(packageName);
273        builder.append(' ');
274        builder.append(appId);
275        builder.append(' ');
276        builder.append(seinfo);
277        return mInstaller.execute(builder.toString());
278    }
279
280    @Deprecated
281    public int clearUserData(String name, int userId) {
282        return clearUserData(null, name, userId);
283    }
284
285    public int clearUserData(String uuid, String name, int userId) {
286        StringBuilder builder = new StringBuilder("rmuserdata");
287        builder.append(' ');
288        builder.append(escapeNull(uuid));
289        builder.append(' ');
290        builder.append(name);
291        builder.append(' ');
292        builder.append(userId);
293        return mInstaller.execute(builder.toString());
294    }
295
296    public int markBootComplete(String instructionSet) {
297        if (!isValidInstructionSet(instructionSet)) {
298            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
299            return -1;
300        }
301
302        StringBuilder builder = new StringBuilder("markbootcomplete");
303        builder.append(' ');
304        builder.append(instructionSet);
305        return mInstaller.execute(builder.toString());
306    }
307
308    public boolean ping() {
309        if (mInstaller.execute("ping") < 0) {
310            return false;
311        } else {
312            return true;
313        }
314    }
315
316    @Deprecated
317    public int freeCache(long freeStorageSize) {
318        return freeCache(null, freeStorageSize);
319    }
320
321    public int freeCache(String uuid, long freeStorageSize) {
322        StringBuilder builder = new StringBuilder("freecache");
323        builder.append(' ');
324        builder.append(escapeNull(uuid));
325        builder.append(' ');
326        builder.append(String.valueOf(freeStorageSize));
327        return mInstaller.execute(builder.toString());
328    }
329
330    @Deprecated
331    public int getSizeInfo(String pkgName, int persona, String apkPath, String libDirPath,
332            String fwdLockApkPath, String asecPath, String[] instructionSets, PackageStats pStats) {
333        return getSizeInfo(null, pkgName, persona, apkPath, libDirPath, fwdLockApkPath, asecPath,
334                instructionSets, pStats);
335    }
336
337    public int getSizeInfo(String uuid, String pkgName, int persona, String apkPath,
338            String libDirPath, String fwdLockApkPath, String asecPath, String[] instructionSets,
339            PackageStats pStats) {
340        for (String instructionSet : instructionSets) {
341            if (!isValidInstructionSet(instructionSet)) {
342                Slog.e(TAG, "Invalid instruction set: " + instructionSet);
343                return -1;
344            }
345        }
346
347        StringBuilder builder = new StringBuilder("getsize");
348        builder.append(' ');
349        builder.append(escapeNull(uuid));
350        builder.append(' ');
351        builder.append(pkgName);
352        builder.append(' ');
353        builder.append(persona);
354        builder.append(' ');
355        builder.append(apkPath);
356        builder.append(' ');
357        // TODO: Extend getSizeInfo to look at the full subdirectory tree,
358        // not just the first level.
359        builder.append(libDirPath != null ? libDirPath : "!");
360        builder.append(' ');
361        builder.append(fwdLockApkPath != null ? fwdLockApkPath : "!");
362        builder.append(' ');
363        builder.append(asecPath != null ? asecPath : "!");
364        builder.append(' ');
365        // TODO: Extend getSizeInfo to look at *all* instrution sets, not
366        // just the primary.
367        builder.append(instructionSets[0]);
368
369        String s = mInstaller.transact(builder.toString());
370        String res[] = s.split(" ");
371
372        if ((res == null) || (res.length != 5)) {
373            return -1;
374        }
375        try {
376            pStats.codeSize = Long.parseLong(res[1]);
377            pStats.dataSize = Long.parseLong(res[2]);
378            pStats.cacheSize = Long.parseLong(res[3]);
379            pStats.externalCodeSize = Long.parseLong(res[4]);
380            return Integer.parseInt(res[0]);
381        } catch (NumberFormatException e) {
382            return -1;
383        }
384    }
385
386    public int moveFiles() {
387        return mInstaller.execute("movefiles");
388    }
389
390    @Deprecated
391    public int linkNativeLibraryDirectory(String dataPath, String nativeLibPath32, int userId) {
392        return linkNativeLibraryDirectory(null, dataPath, nativeLibPath32, userId);
393    }
394
395    /**
396     * Links the 32 bit native library directory in an application's data directory to the
397     * real location for backward compatibility. Note that no such symlink is created for
398     * 64 bit shared libraries.
399     *
400     * @return -1 on error
401     */
402    public int linkNativeLibraryDirectory(String uuid, String dataPath, String nativeLibPath32,
403            int userId) {
404        if (dataPath == null) {
405            Slog.e(TAG, "linkNativeLibraryDirectory dataPath is null");
406            return -1;
407        } else if (nativeLibPath32 == null) {
408            Slog.e(TAG, "linkNativeLibraryDirectory nativeLibPath is null");
409            return -1;
410        }
411
412        StringBuilder builder = new StringBuilder("linklib");
413        builder.append(' ');
414        builder.append(escapeNull(uuid));
415        builder.append(' ');
416        builder.append(dataPath);
417        builder.append(' ');
418        builder.append(nativeLibPath32);
419        builder.append(' ');
420        builder.append(userId);
421
422        return mInstaller.execute(builder.toString());
423    }
424
425    @Deprecated
426    public boolean restoreconData(String pkgName, String seinfo, int uid) {
427        return restoreconData(null, pkgName, seinfo, uid);
428    }
429
430    public boolean restoreconData(String uuid, String pkgName, String seinfo, int uid) {
431        StringBuilder builder = new StringBuilder("restorecondata");
432        builder.append(' ');
433        builder.append(escapeNull(uuid));
434        builder.append(' ');
435        builder.append(pkgName);
436        builder.append(' ');
437        builder.append(seinfo != null ? seinfo : "!");
438        builder.append(' ');
439        builder.append(uid);
440        return (mInstaller.execute(builder.toString()) == 0);
441    }
442
443    public int createOatDir(String oatDir, String dexInstructionSet) {
444        StringBuilder builder = new StringBuilder("createoatdir");
445        builder.append(' ');
446        builder.append(oatDir);
447        builder.append(' ');
448        builder.append(dexInstructionSet);
449        return mInstaller.execute(builder.toString());
450    }
451
452    /**
453     * Returns true iff. {@code instructionSet} is a valid instruction set.
454     */
455    private static boolean isValidInstructionSet(String instructionSet) {
456        if (instructionSet == null) {
457            return false;
458        }
459
460        for (String abi : Build.SUPPORTED_ABIS) {
461            if (instructionSet.equals(VMRuntime.getInstructionSet(abi))) {
462                return true;
463            }
464        }
465
466        return false;
467    }
468}
469