Installer.java revision e845a1ef646aff12978da59dcc3b74836be0875b 
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            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        if (!isValidInstructionSet(instructionSet)) {
81            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
82            return -1;
83        }
84
85        return mInstaller.dexopt(apkPath, uid, isPublic, instructionSet, dexoptNeeded);
86    }
87
88    public int dexopt(String apkPath, int uid, boolean isPublic, String pkgName,
89            String instructionSet, int dexoptNeeded, boolean vmSafeMode,
90            boolean debuggable, @Nullable String outputPath) {
91        if (!isValidInstructionSet(instructionSet)) {
92            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
93            return -1;
94        }
95        return mInstaller.dexopt(apkPath, uid, isPublic, pkgName,
96                instructionSet, dexoptNeeded, vmSafeMode,
97                debuggable, outputPath);
98    }
99
100    public int idmap(String targetApkPath, String overlayApkPath, int uid) {
101        StringBuilder builder = new StringBuilder("idmap");
102        builder.append(' ');
103        builder.append(targetApkPath);
104        builder.append(' ');
105        builder.append(overlayApkPath);
106        builder.append(' ');
107        builder.append(uid);
108        return mInstaller.execute(builder.toString());
109    }
110
111    public int movedex(String srcPath, String dstPath, String instructionSet) {
112        if (!isValidInstructionSet(instructionSet)) {
113            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
114            return -1;
115        }
116
117        StringBuilder builder = new StringBuilder("movedex");
118        builder.append(' ');
119        builder.append(srcPath);
120        builder.append(' ');
121        builder.append(dstPath);
122        builder.append(' ');
123        builder.append(instructionSet);
124        return mInstaller.execute(builder.toString());
125    }
126
127    public int rmdex(String codePath, String instructionSet) {
128        if (!isValidInstructionSet(instructionSet)) {
129            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
130            return -1;
131        }
132
133        StringBuilder builder = new StringBuilder("rmdex");
134        builder.append(' ');
135        builder.append(codePath);
136        builder.append(' ');
137        builder.append(instructionSet);
138        return mInstaller.execute(builder.toString());
139    }
140
141    /**
142     * Removes packageDir or its subdirectory
143     */
144    public int rmPackageDir(String packageDir) {
145        StringBuilder builder = new StringBuilder("rmpackagedir");
146        builder.append(' ');
147        builder.append(packageDir);
148        return mInstaller.execute(builder.toString());
149    }
150
151    @Deprecated
152    public int remove(String name, int userId) {
153        return remove(null, name, userId);
154    }
155
156    public int remove(String uuid, String name, int userId) {
157        StringBuilder builder = new StringBuilder("remove");
158        builder.append(' ');
159        builder.append(escapeNull(uuid));
160        builder.append(' ');
161        builder.append(name);
162        builder.append(' ');
163        builder.append(userId);
164        return mInstaller.execute(builder.toString());
165    }
166
167    public int rename(String oldname, String newname) {
168        StringBuilder builder = new StringBuilder("rename");
169        builder.append(' ');
170        builder.append(oldname);
171        builder.append(' ');
172        builder.append(newname);
173        return mInstaller.execute(builder.toString());
174    }
175
176    @Deprecated
177    public int fixUid(String name, int uid, int gid) {
178        return fixUid(null, name, uid, gid);
179    }
180
181    public int fixUid(String uuid, String name, int uid, int gid) {
182        StringBuilder builder = new StringBuilder("fixuid");
183        builder.append(' ');
184        builder.append(escapeNull(uuid));
185        builder.append(' ');
186        builder.append(name);
187        builder.append(' ');
188        builder.append(uid);
189        builder.append(' ');
190        builder.append(gid);
191        return mInstaller.execute(builder.toString());
192    }
193
194    @Deprecated
195    public int deleteCacheFiles(String name, int userId) {
196        return deleteCacheFiles(null, name, userId);
197    }
198
199    public int deleteCacheFiles(String uuid, String name, int userId) {
200        StringBuilder builder = new StringBuilder("rmcache");
201        builder.append(' ');
202        builder.append(escapeNull(uuid));
203        builder.append(' ');
204        builder.append(name);
205        builder.append(' ');
206        builder.append(userId);
207        return mInstaller.execute(builder.toString());
208    }
209
210    @Deprecated
211    public int deleteCodeCacheFiles(String name, int userId) {
212        return deleteCodeCacheFiles(null, name, userId);
213    }
214
215    public int deleteCodeCacheFiles(String uuid, String name, int userId) {
216        StringBuilder builder = new StringBuilder("rmcodecache");
217        builder.append(' ');
218        builder.append(escapeNull(uuid));
219        builder.append(' ');
220        builder.append(name);
221        builder.append(' ');
222        builder.append(userId);
223        return mInstaller.execute(builder.toString());
224    }
225
226    @Deprecated
227    public int createUserData(String name, int uid, int userId, String seinfo) {
228        return createUserData(null, name, uid, userId, seinfo);
229    }
230
231    public int createUserData(String uuid, String name, int uid, int userId, String seinfo) {
232        StringBuilder builder = new StringBuilder("mkuserdata");
233        builder.append(' ');
234        builder.append(escapeNull(uuid));
235        builder.append(' ');
236        builder.append(name);
237        builder.append(' ');
238        builder.append(uid);
239        builder.append(' ');
240        builder.append(userId);
241        builder.append(' ');
242        builder.append(seinfo != null ? seinfo : "!");
243        return mInstaller.execute(builder.toString());
244    }
245
246    public int createUserConfig(int userId) {
247        StringBuilder builder = new StringBuilder("mkuserconfig");
248        builder.append(' ');
249        builder.append(userId);
250        return mInstaller.execute(builder.toString());
251    }
252
253    @Deprecated
254    public int removeUserDataDirs(int userId) {
255        return removeUserDataDirs(null, userId);
256    }
257
258    public int removeUserDataDirs(String uuid, int userId) {
259        StringBuilder builder = new StringBuilder("rmuser");
260        builder.append(' ');
261        builder.append(escapeNull(uuid));
262        builder.append(' ');
263        builder.append(userId);
264        return mInstaller.execute(builder.toString());
265    }
266
267    public int moveCompleteApp(String fromUuid, String toUuid, String packageName,
268            String dataAppName, int appId, String seinfo) {
269        StringBuilder builder = new StringBuilder("mvcompleteapp");
270        builder.append(' ');
271        builder.append(escapeNull(fromUuid));
272        builder.append(' ');
273        builder.append(escapeNull(toUuid));
274        builder.append(' ');
275        builder.append(packageName);
276        builder.append(' ');
277        builder.append(dataAppName);
278        builder.append(' ');
279        builder.append(appId);
280        builder.append(' ');
281        builder.append(seinfo);
282        return mInstaller.execute(builder.toString());
283    }
284
285    @Deprecated
286    public int clearUserData(String name, int userId) {
287        return clearUserData(null, name, userId);
288    }
289
290    public int clearUserData(String uuid, String name, int userId) {
291        StringBuilder builder = new StringBuilder("rmuserdata");
292        builder.append(' ');
293        builder.append(escapeNull(uuid));
294        builder.append(' ');
295        builder.append(name);
296        builder.append(' ');
297        builder.append(userId);
298        return mInstaller.execute(builder.toString());
299    }
300
301    public int markBootComplete(String instructionSet) {
302        if (!isValidInstructionSet(instructionSet)) {
303            Slog.e(TAG, "Invalid instruction set: " + instructionSet);
304            return -1;
305        }
306
307        StringBuilder builder = new StringBuilder("markbootcomplete");
308        builder.append(' ');
309        builder.append(instructionSet);
310        return mInstaller.execute(builder.toString());
311    }
312
313    public boolean ping() {
314        if (mInstaller.execute("ping") < 0) {
315            return false;
316        } else {
317            return true;
318        }
319    }
320
321    @Deprecated
322    public int freeCache(long freeStorageSize) {
323        return freeCache(null, freeStorageSize);
324    }
325
326    public int freeCache(String uuid, long freeStorageSize) {
327        StringBuilder builder = new StringBuilder("freecache");
328        builder.append(' ');
329        builder.append(escapeNull(uuid));
330        builder.append(' ');
331        builder.append(String.valueOf(freeStorageSize));
332        return mInstaller.execute(builder.toString());
333    }
334
335    @Deprecated
336    public int getSizeInfo(String pkgName, int persona, String apkPath, String libDirPath,
337            String fwdLockApkPath, String asecPath, String[] instructionSets, PackageStats pStats) {
338        return getSizeInfo(null, pkgName, persona, apkPath, libDirPath, fwdLockApkPath, asecPath,
339                instructionSets, pStats);
340    }
341
342    public int getSizeInfo(String uuid, String pkgName, int persona, String apkPath,
343            String libDirPath, String fwdLockApkPath, String asecPath, String[] instructionSets,
344            PackageStats pStats) {
345        for (String instructionSet : instructionSets) {
346            if (!isValidInstructionSet(instructionSet)) {
347                Slog.e(TAG, "Invalid instruction set: " + instructionSet);
348                return -1;
349            }
350        }
351
352        StringBuilder builder = new StringBuilder("getsize");
353        builder.append(' ');
354        builder.append(escapeNull(uuid));
355        builder.append(' ');
356        builder.append(pkgName);
357        builder.append(' ');
358        builder.append(persona);
359        builder.append(' ');
360        builder.append(apkPath);
361        builder.append(' ');
362        // TODO: Extend getSizeInfo to look at the full subdirectory tree,
363        // not just the first level.
364        builder.append(libDirPath != null ? libDirPath : "!");
365        builder.append(' ');
366        builder.append(fwdLockApkPath != null ? fwdLockApkPath : "!");
367        builder.append(' ');
368        builder.append(asecPath != null ? asecPath : "!");
369        builder.append(' ');
370        // TODO: Extend getSizeInfo to look at *all* instrution sets, not
371        // just the primary.
372        builder.append(instructionSets[0]);
373
374        String s = mInstaller.transact(builder.toString());
375        String res[] = s.split(" ");
376
377        if ((res == null) || (res.length != 5)) {
378            return -1;
379        }
380        try {
381            pStats.codeSize = Long.parseLong(res[1]);
382            pStats.dataSize = Long.parseLong(res[2]);
383            pStats.cacheSize = Long.parseLong(res[3]);
384            pStats.externalCodeSize = Long.parseLong(res[4]);
385            return Integer.parseInt(res[0]);
386        } catch (NumberFormatException e) {
387            return -1;
388        }
389    }
390
391    public int moveFiles() {
392        return mInstaller.execute("movefiles");
393    }
394
395    @Deprecated
396    public int linkNativeLibraryDirectory(String dataPath, String nativeLibPath32, int userId) {
397        return linkNativeLibraryDirectory(null, dataPath, nativeLibPath32, userId);
398    }
399
400    /**
401     * Links the 32 bit native library directory in an application's data directory to the
402     * real location for backward compatibility. Note that no such symlink is created for
403     * 64 bit shared libraries.
404     *
405     * @return -1 on error
406     */
407    public int linkNativeLibraryDirectory(String uuid, String dataPath, String nativeLibPath32,
408            int userId) {
409        if (dataPath == null) {
410            Slog.e(TAG, "linkNativeLibraryDirectory dataPath is null");
411            return -1;
412        } else if (nativeLibPath32 == null) {
413            Slog.e(TAG, "linkNativeLibraryDirectory nativeLibPath is null");
414            return -1;
415        }
416
417        StringBuilder builder = new StringBuilder("linklib");
418        builder.append(' ');
419        builder.append(escapeNull(uuid));
420        builder.append(' ');
421        builder.append(dataPath);
422        builder.append(' ');
423        builder.append(nativeLibPath32);
424        builder.append(' ');
425        builder.append(userId);
426
427        return mInstaller.execute(builder.toString());
428    }
429
430    @Deprecated
431    public boolean restoreconData(String pkgName, String seinfo, int uid) {
432        return restoreconData(null, pkgName, seinfo, uid);
433    }
434
435    public boolean restoreconData(String uuid, String pkgName, String seinfo, int uid) {
436        StringBuilder builder = new StringBuilder("restorecondata");
437        builder.append(' ');
438        builder.append(escapeNull(uuid));
439        builder.append(' ');
440        builder.append(pkgName);
441        builder.append(' ');
442        builder.append(seinfo != null ? seinfo : "!");
443        builder.append(' ');
444        builder.append(uid);
445        return (mInstaller.execute(builder.toString()) == 0);
446    }
447
448    public int createOatDir(String oatDir, String dexInstructionSet) {
449        StringBuilder builder = new StringBuilder("createoatdir");
450        builder.append(' ');
451        builder.append(oatDir);
452        builder.append(' ');
453        builder.append(dexInstructionSet);
454        return mInstaller.execute(builder.toString());
455    }
456
457
458    public int linkFile(String relativePath, String fromBase, String toBase) {
459        StringBuilder builder = new StringBuilder("linkfile");
460        builder.append(' ');
461        builder.append(relativePath);
462        builder.append(' ');
463        builder.append(fromBase);
464        builder.append(' ');
465        builder.append(toBase);
466        return mInstaller.execute(builder.toString());
467    }
468
469    /**
470     * Returns true iff. {@code instructionSet} is a valid instruction set.
471     */
472    private static boolean isValidInstructionSet(String instructionSet) {
473        if (instructionSet == null) {
474            return false;
475        }
476
477        for (String abi : Build.SUPPORTED_ABIS) {
478            if (instructionSet.equals(VMRuntime.getInstructionSet(abi))) {
479                return true;
480            }
481        }
482
483        return false;
484    }
485}
486