Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 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 | |
| 17 | package com.android.server; |
| 18 | |
| 19 | import java.io.File; |
| 20 | import java.io.FileDescriptor; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 21 | import java.io.FileInputStream; |
| 22 | import java.io.FileNotFoundException; |
| 23 | import java.io.FileOutputStream; |
| 24 | import java.io.IOException; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 25 | import java.io.PrintWriter; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 26 | import java.util.ArrayList; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 27 | import java.util.HashMap; |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 28 | import java.util.Iterator; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 29 | import java.util.List; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 30 | |
| 31 | import android.app.AppOpsManager; |
| 32 | import android.content.Context; |
| 33 | import android.content.pm.PackageManager; |
| 34 | import android.content.pm.PackageManager.NameNotFoundException; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 35 | import android.os.AsyncTask; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 36 | import android.os.Binder; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 37 | import android.os.Handler; |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 38 | import android.os.IBinder; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 39 | import android.os.Process; |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 40 | import android.os.RemoteException; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 41 | import android.os.ServiceManager; |
| 42 | import android.os.UserHandle; |
| 43 | import android.util.AtomicFile; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 44 | import android.util.Log; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 45 | import android.util.Slog; |
| 46 | import android.util.SparseArray; |
| 47 | import android.util.TimeUtils; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 48 | import android.util.Xml; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 49 | |
| 50 | import com.android.internal.app.IAppOpsService; |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 51 | import com.android.internal.app.IAppOpsCallback; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 52 | import com.android.internal.util.FastXmlSerializer; |
| 53 | import com.android.internal.util.XmlUtils; |
| 54 | |
| 55 | import org.xmlpull.v1.XmlPullParser; |
| 56 | import org.xmlpull.v1.XmlPullParserException; |
| 57 | import org.xmlpull.v1.XmlSerializer; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 58 | |
| 59 | public class AppOpsService extends IAppOpsService.Stub { |
| 60 | static final String TAG = "AppOps"; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 61 | static final boolean DEBUG = false; |
| 62 | |
| 63 | // Write at most every 30 minutes. |
| 64 | static final long WRITE_DELAY = DEBUG ? 1000 : 30*60*1000; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 65 | |
| 66 | Context mContext; |
| 67 | final AtomicFile mFile; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 68 | final Handler mHandler; |
| 69 | |
| 70 | boolean mWriteScheduled; |
| 71 | final Runnable mWriteRunner = new Runnable() { |
| 72 | public void run() { |
| 73 | synchronized (AppOpsService.this) { |
| 74 | mWriteScheduled = false; |
| 75 | AsyncTask<Void, Void, Void> task = new AsyncTask<Void, Void, Void>() { |
| 76 | @Override protected Void doInBackground(Void... params) { |
| 77 | writeState(); |
| 78 | return null; |
| 79 | } |
| 80 | }; |
| 81 | task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void[])null); |
| 82 | } |
| 83 | } |
| 84 | }; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 85 | |
| 86 | final SparseArray<HashMap<String, Ops>> mUidOps |
| 87 | = new SparseArray<HashMap<String, Ops>>(); |
| 88 | |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 89 | public final static class Ops extends SparseArray<Op> { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 90 | public final String packageName; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 91 | public final int uid; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 92 | |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 93 | public Ops(String _packageName, int _uid) { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 94 | packageName = _packageName; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 95 | uid = _uid; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 96 | } |
| 97 | } |
| 98 | |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 99 | public final static class Op { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 100 | public final int op; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 101 | public int mode; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 102 | public int duration; |
| 103 | public long time; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 104 | public long rejectTime; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 105 | public int nesting; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 106 | |
| 107 | public Op(int _op) { |
| 108 | op = _op; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 109 | mode = AppOpsManager.MODE_ALLOWED; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 110 | } |
| 111 | } |
| 112 | |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 113 | final SparseArray<ArrayList<Callback>> mOpModeWatchers |
| 114 | = new SparseArray<ArrayList<Callback>>(); |
| 115 | final HashMap<String, ArrayList<Callback>> mPackageModeWatchers |
| 116 | = new HashMap<String, ArrayList<Callback>>(); |
| 117 | final HashMap<IBinder, Callback> mModeWatchers |
| 118 | = new HashMap<IBinder, Callback>(); |
| 119 | |
| 120 | public final class Callback implements DeathRecipient { |
| 121 | final IAppOpsCallback mCallback; |
| 122 | |
| 123 | public Callback(IAppOpsCallback callback) { |
| 124 | mCallback = callback; |
| 125 | try { |
| 126 | mCallback.asBinder().linkToDeath(this, 0); |
| 127 | } catch (RemoteException e) { |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | public void unlinkToDeath() { |
| 132 | mCallback.asBinder().unlinkToDeath(this, 0); |
| 133 | } |
| 134 | |
| 135 | @Override |
| 136 | public void binderDied() { |
| 137 | stopWatchingMode(mCallback); |
| 138 | } |
| 139 | } |
| 140 | |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 141 | public AppOpsService(File storagePath) { |
| 142 | mFile = new AtomicFile(storagePath); |
| 143 | mHandler = new Handler(); |
| 144 | readState(); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 145 | } |
| 146 | |
| 147 | public void publish(Context context) { |
| 148 | mContext = context; |
| 149 | ServiceManager.addService(Context.APP_OPS_SERVICE, asBinder()); |
| 150 | } |
| 151 | |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 152 | public void systemReady() { |
| 153 | synchronized (this) { |
| 154 | boolean changed = false; |
| 155 | for (int i=0; i<mUidOps.size(); i++) { |
| 156 | HashMap<String, Ops> pkgs = mUidOps.valueAt(i); |
| 157 | Iterator<Ops> it = pkgs.values().iterator(); |
| 158 | while (it.hasNext()) { |
| 159 | Ops ops = it.next(); |
| 160 | int curUid; |
| 161 | try { |
| 162 | curUid = mContext.getPackageManager().getPackageUid(ops.packageName, |
| 163 | UserHandle.getUserId(ops.uid)); |
| 164 | } catch (NameNotFoundException e) { |
| 165 | curUid = -1; |
| 166 | } |
| 167 | if (curUid != ops.uid) { |
| 168 | Slog.i(TAG, "Pruning old package " + ops.packageName |
| 169 | + "/" + ops.uid + ": new uid=" + curUid); |
| 170 | it.remove(); |
| 171 | changed = true; |
| 172 | } |
| 173 | } |
| 174 | if (pkgs.size() <= 0) { |
| 175 | mUidOps.removeAt(i); |
| 176 | } |
| 177 | } |
| 178 | if (changed) { |
| 179 | scheduleWriteLocked(); |
| 180 | } |
| 181 | } |
| 182 | } |
| 183 | |
| 184 | public void packageRemoved(int uid, String packageName) { |
| 185 | synchronized (this) { |
| 186 | HashMap<String, Ops> pkgs = mUidOps.get(uid); |
| 187 | if (pkgs != null) { |
| 188 | if (pkgs.remove(packageName) != null) { |
| 189 | if (pkgs.size() <= 0) { |
| 190 | mUidOps.remove(uid); |
| 191 | } |
| 192 | scheduleWriteLocked(); |
| 193 | } |
| 194 | } |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | public void uidRemoved(int uid) { |
| 199 | synchronized (this) { |
| 200 | if (mUidOps.indexOfKey(uid) >= 0) { |
| 201 | mUidOps.remove(uid); |
| 202 | scheduleWriteLocked(); |
| 203 | } |
| 204 | } |
| 205 | } |
| 206 | |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 207 | public void shutdown() { |
| 208 | Slog.w(TAG, "Writing app ops before shutdown..."); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 209 | boolean doWrite = false; |
| 210 | synchronized (this) { |
| 211 | if (mWriteScheduled) { |
| 212 | mWriteScheduled = false; |
| 213 | doWrite = true; |
| 214 | } |
| 215 | } |
| 216 | if (doWrite) { |
| 217 | writeState(); |
| 218 | } |
| 219 | } |
| 220 | |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 221 | private ArrayList<AppOpsManager.OpEntry> collectOps(Ops pkgOps, int[] ops) { |
| 222 | ArrayList<AppOpsManager.OpEntry> resOps = null; |
| 223 | if (ops == null) { |
| 224 | resOps = new ArrayList<AppOpsManager.OpEntry>(); |
| 225 | for (int j=0; j<pkgOps.size(); j++) { |
| 226 | Op curOp = pkgOps.valueAt(j); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 227 | resOps.add(new AppOpsManager.OpEntry(curOp.op, curOp.mode, curOp.time, |
| 228 | curOp.rejectTime, curOp.duration)); |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 229 | } |
| 230 | } else { |
| 231 | for (int j=0; j<ops.length; j++) { |
| 232 | Op curOp = pkgOps.get(ops[j]); |
| 233 | if (curOp != null) { |
| 234 | if (resOps == null) { |
| 235 | resOps = new ArrayList<AppOpsManager.OpEntry>(); |
| 236 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 237 | resOps.add(new AppOpsManager.OpEntry(curOp.op, curOp.mode, curOp.time, |
| 238 | curOp.rejectTime, curOp.duration)); |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 239 | } |
| 240 | } |
| 241 | } |
| 242 | return resOps; |
| 243 | } |
| 244 | |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 245 | @Override |
| 246 | public List<AppOpsManager.PackageOps> getPackagesForOps(int[] ops) { |
| 247 | mContext.enforcePermission(android.Manifest.permission.GET_APP_OPS_STATS, |
| 248 | Binder.getCallingPid(), Binder.getCallingUid(), null); |
| 249 | ArrayList<AppOpsManager.PackageOps> res = null; |
| 250 | synchronized (this) { |
| 251 | for (int i=0; i<mUidOps.size(); i++) { |
| 252 | HashMap<String, Ops> packages = mUidOps.valueAt(i); |
| 253 | for (Ops pkgOps : packages.values()) { |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 254 | ArrayList<AppOpsManager.OpEntry> resOps = collectOps(pkgOps, ops); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 255 | if (resOps != null) { |
| 256 | if (res == null) { |
| 257 | res = new ArrayList<AppOpsManager.PackageOps>(); |
| 258 | } |
| 259 | AppOpsManager.PackageOps resPackage = new AppOpsManager.PackageOps( |
| 260 | pkgOps.packageName, pkgOps.uid, resOps); |
| 261 | res.add(resPackage); |
| 262 | } |
| 263 | } |
| 264 | } |
| 265 | } |
| 266 | return res; |
| 267 | } |
| 268 | |
| 269 | @Override |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 270 | public List<AppOpsManager.PackageOps> getOpsForPackage(int uid, String packageName, |
| 271 | int[] ops) { |
| 272 | mContext.enforcePermission(android.Manifest.permission.GET_APP_OPS_STATS, |
| 273 | Binder.getCallingPid(), Binder.getCallingUid(), null); |
| 274 | synchronized (this) { |
| 275 | Ops pkgOps = getOpsLocked(uid, packageName, false); |
| 276 | if (pkgOps == null) { |
| 277 | return null; |
| 278 | } |
| 279 | ArrayList<AppOpsManager.OpEntry> resOps = collectOps(pkgOps, ops); |
| 280 | if (resOps == null) { |
| 281 | return null; |
| 282 | } |
| 283 | ArrayList<AppOpsManager.PackageOps> res = new ArrayList<AppOpsManager.PackageOps>(); |
| 284 | AppOpsManager.PackageOps resPackage = new AppOpsManager.PackageOps( |
| 285 | pkgOps.packageName, pkgOps.uid, resOps); |
| 286 | res.add(resPackage); |
| 287 | return res; |
| 288 | } |
| 289 | } |
| 290 | |
| 291 | @Override |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 292 | public void setMode(int code, int uid, String packageName, int mode) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 293 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 294 | verifyIncomingOp(code); |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 295 | ArrayList<Callback> repCbs = null; |
| 296 | code = AppOpsManager.opToSwitch(code); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 297 | synchronized (this) { |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 298 | Op op = getOpLocked(code, uid, packageName, true); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 299 | if (op != null) { |
| 300 | if (op.mode != mode) { |
| 301 | op.mode = mode; |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 302 | ArrayList<Callback> cbs = mOpModeWatchers.get(code); |
| 303 | if (cbs != null) { |
| 304 | if (repCbs == null) { |
| 305 | repCbs = new ArrayList<Callback>(); |
| 306 | } |
| 307 | repCbs.addAll(cbs); |
| 308 | } |
| 309 | cbs = mPackageModeWatchers.get(packageName); |
| 310 | if (cbs != null) { |
| 311 | if (repCbs == null) { |
| 312 | repCbs = new ArrayList<Callback>(); |
| 313 | } |
| 314 | repCbs.addAll(cbs); |
| 315 | } |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 316 | if (mode == AppOpsManager.MODE_ALLOWED) { |
| 317 | // If going into the default mode, prune this op |
| 318 | // if there is nothing else interesting in it. |
| 319 | if (op.time == 0 && op.rejectTime == 0) { |
| 320 | Ops ops = getOpsLocked(uid, packageName, false); |
| 321 | if (ops != null) { |
| 322 | ops.remove(op.op); |
| 323 | if (ops.size() <= 0) { |
| 324 | HashMap<String, Ops> pkgOps = mUidOps.get(uid); |
| 325 | if (pkgOps != null) { |
| 326 | pkgOps.remove(ops.packageName); |
| 327 | if (pkgOps.size() <= 0) { |
| 328 | mUidOps.remove(uid); |
| 329 | } |
| 330 | } |
| 331 | } |
| 332 | } |
| 333 | } |
| 334 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 335 | scheduleWriteNowLocked(); |
| 336 | } |
| 337 | } |
| 338 | } |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 339 | if (repCbs != null) { |
| 340 | for (int i=0; i<repCbs.size(); i++) { |
| 341 | try { |
| 342 | repCbs.get(i).mCallback.opChanged(code, packageName); |
| 343 | } catch (RemoteException e) { |
| 344 | } |
| 345 | } |
| 346 | } |
| 347 | } |
| 348 | |
| 349 | @Override |
| 350 | public void startWatchingMode(int op, String packageName, IAppOpsCallback callback) { |
| 351 | synchronized (this) { |
| 352 | op = AppOpsManager.opToSwitch(op); |
| 353 | Callback cb = mModeWatchers.get(callback.asBinder()); |
| 354 | if (cb == null) { |
| 355 | cb = new Callback(callback); |
| 356 | mModeWatchers.put(callback.asBinder(), cb); |
| 357 | } |
| 358 | if (op != AppOpsManager.OP_NONE) { |
| 359 | ArrayList<Callback> cbs = mOpModeWatchers.get(op); |
| 360 | if (cbs == null) { |
| 361 | cbs = new ArrayList<Callback>(); |
| 362 | mOpModeWatchers.put(op, cbs); |
| 363 | } |
| 364 | cbs.add(cb); |
| 365 | } |
| 366 | if (packageName != null) { |
| 367 | ArrayList<Callback> cbs = mPackageModeWatchers.get(packageName); |
| 368 | if (cbs == null) { |
| 369 | cbs = new ArrayList<Callback>(); |
| 370 | mPackageModeWatchers.put(packageName, cbs); |
| 371 | } |
| 372 | cbs.add(cb); |
| 373 | } |
| 374 | } |
| 375 | } |
| 376 | |
| 377 | @Override |
| 378 | public void stopWatchingMode(IAppOpsCallback callback) { |
| 379 | synchronized (this) { |
| 380 | Callback cb = mModeWatchers.remove(callback.asBinder()); |
| 381 | if (cb != null) { |
| 382 | cb.unlinkToDeath(); |
| 383 | for (int i=0; i<mOpModeWatchers.size(); i++) { |
| 384 | ArrayList<Callback> cbs = mOpModeWatchers.valueAt(i); |
| 385 | cbs.remove(cb); |
| 386 | if (cbs.size() <= 0) { |
| 387 | mOpModeWatchers.removeAt(i); |
| 388 | } |
| 389 | } |
| 390 | if (mPackageModeWatchers.size() > 0) { |
| 391 | Iterator<ArrayList<Callback>> it = mPackageModeWatchers.values().iterator(); |
| 392 | while (it.hasNext()) { |
| 393 | ArrayList<Callback> cbs = it.next(); |
| 394 | cbs.remove(cb); |
| 395 | if (cbs.size() <= 0) { |
| 396 | it.remove(); |
| 397 | } |
| 398 | } |
| 399 | } |
| 400 | } |
| 401 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 402 | } |
| 403 | |
| 404 | @Override |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 405 | public int checkOperation(int code, int uid, String packageName) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 406 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 407 | verifyIncomingOp(code); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 408 | synchronized (this) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 409 | Op op = getOpLocked(AppOpsManager.opToSwitch(code), uid, packageName, false); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 410 | if (op == null) { |
| 411 | return AppOpsManager.MODE_ALLOWED; |
| 412 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 413 | return op.mode; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 414 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 415 | } |
| 416 | |
| 417 | @Override |
| 418 | public int noteOperation(int code, int uid, String packageName) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 419 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 420 | verifyIncomingOp(code); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 421 | synchronized (this) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 422 | Ops ops = getOpsLocked(uid, packageName, true); |
| 423 | if (ops == null) { |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 424 | if (DEBUG) Log.d(TAG, "noteOperation: no op for code " + code + " uid " + uid |
| 425 | + " package " + packageName); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 426 | return AppOpsManager.MODE_IGNORED; |
| 427 | } |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 428 | Op op = getOpLocked(ops, code, true); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 429 | if (op.duration == -1) { |
| 430 | Slog.w(TAG, "Noting op not finished: uid " + uid + " pkg " + packageName |
| 431 | + " code " + code + " time=" + op.time + " duration=" + op.duration); |
| 432 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 433 | op.duration = 0; |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 434 | final int switchCode = AppOpsManager.opToSwitch(code); |
| 435 | final Op switchOp = switchCode != code ? getOpLocked(ops, switchCode, true) : op; |
| 436 | if (switchOp.mode != AppOpsManager.MODE_ALLOWED) { |
| 437 | if (DEBUG) Log.d(TAG, "noteOperation: reject #" + op.mode + " for code " |
| 438 | + switchCode + " (" + code + ") uid " + uid + " package " + packageName); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 439 | op.rejectTime = System.currentTimeMillis(); |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 440 | return switchOp.mode; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 441 | } |
| 442 | if (DEBUG) Log.d(TAG, "noteOperation: allowing code " + code + " uid " + uid |
| 443 | + " package " + packageName); |
| 444 | op.time = System.currentTimeMillis(); |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 445 | op.rejectTime = 0; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 446 | return AppOpsManager.MODE_ALLOWED; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 447 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 448 | } |
| 449 | |
| 450 | @Override |
| 451 | public int startOperation(int code, int uid, String packageName) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 452 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 453 | verifyIncomingOp(code); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 454 | synchronized (this) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 455 | Ops ops = getOpsLocked(uid, packageName, true); |
| 456 | if (ops == null) { |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 457 | if (DEBUG) Log.d(TAG, "startOperation: no op for code " + code + " uid " + uid |
| 458 | + " package " + packageName); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 459 | return AppOpsManager.MODE_IGNORED; |
| 460 | } |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 461 | Op op = getOpLocked(ops, code, true); |
| 462 | final int switchCode = AppOpsManager.opToSwitch(code); |
| 463 | final Op switchOp = switchCode != code ? getOpLocked(ops, switchCode, true) : op; |
| 464 | if (switchOp.mode != AppOpsManager.MODE_ALLOWED) { |
| 465 | if (DEBUG) Log.d(TAG, "startOperation: reject #" + op.mode + " for code " |
| 466 | + switchCode + " (" + code + ") uid " + uid + " package " + packageName); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 467 | op.rejectTime = System.currentTimeMillis(); |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 468 | return switchOp.mode; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 469 | } |
| 470 | if (DEBUG) Log.d(TAG, "startOperation: allowing code " + code + " uid " + uid |
| 471 | + " package " + packageName); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 472 | if (op.nesting == 0) { |
| 473 | op.time = System.currentTimeMillis(); |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 474 | op.rejectTime = 0; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 475 | op.duration = -1; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 476 | } |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 477 | op.nesting++; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 478 | return AppOpsManager.MODE_ALLOWED; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 479 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 480 | } |
| 481 | |
| 482 | @Override |
| 483 | public void finishOperation(int code, int uid, String packageName) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 484 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 485 | verifyIncomingOp(code); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 486 | synchronized (this) { |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 487 | Op op = getOpLocked(code, uid, packageName, true); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 488 | if (op == null) { |
| 489 | return; |
| 490 | } |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 491 | if (op.nesting <= 1) { |
| 492 | if (op.nesting == 1) { |
| 493 | op.duration = (int)(System.currentTimeMillis() - op.time); |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 494 | op.time += op.duration; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 495 | } else { |
| 496 | Slog.w(TAG, "Finishing op nesting under-run: uid " + uid + " pkg " + packageName |
| 497 | + " code " + code + " time=" + op.time + " duration=" + op.duration |
| 498 | + " nesting=" + op.nesting); |
| 499 | } |
Dianne Hackborn | e799175 | 2013-01-16 17:56:46 -0800 | [diff] [blame] | 500 | op.nesting = 0; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 501 | } else { |
| 502 | op.nesting--; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 503 | } |
| 504 | } |
| 505 | } |
| 506 | |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 507 | private void verifyIncomingUid(int uid) { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 508 | if (uid == Binder.getCallingUid()) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 509 | return; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 510 | } |
| 511 | if (Binder.getCallingPid() == Process.myPid()) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 512 | return; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 513 | } |
| 514 | mContext.enforcePermission(android.Manifest.permission.UPDATE_APP_OPS_STATS, |
| 515 | Binder.getCallingPid(), Binder.getCallingUid(), null); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 516 | } |
| 517 | |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 518 | private void verifyIncomingOp(int op) { |
| 519 | if (op >= 0 && op < AppOpsManager._NUM_OP) { |
| 520 | return; |
| 521 | } |
| 522 | throw new IllegalArgumentException("Bad operation #" + op); |
| 523 | } |
| 524 | |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 525 | private Ops getOpsLocked(int uid, String packageName, boolean edit) { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 526 | HashMap<String, Ops> pkgOps = mUidOps.get(uid); |
| 527 | if (pkgOps == null) { |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 528 | if (!edit) { |
| 529 | return null; |
| 530 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 531 | pkgOps = new HashMap<String, Ops>(); |
| 532 | mUidOps.put(uid, pkgOps); |
| 533 | } |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 534 | if (uid == 0) { |
| 535 | packageName = "root"; |
| 536 | } else if (uid == Process.SHELL_UID) { |
| 537 | packageName = "com.android.shell"; |
| 538 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 539 | Ops ops = pkgOps.get(packageName); |
| 540 | if (ops == null) { |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 541 | if (!edit) { |
| 542 | return null; |
| 543 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 544 | // This is the first time we have seen this package name under this uid, |
| 545 | // so let's make sure it is valid. |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 546 | if (uid != 0) { |
| 547 | final long ident = Binder.clearCallingIdentity(); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 548 | try { |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 549 | int pkgUid = -1; |
| 550 | try { |
| 551 | pkgUid = mContext.getPackageManager().getPackageUid(packageName, |
| 552 | UserHandle.getUserId(uid)); |
| 553 | } catch (NameNotFoundException e) { |
| 554 | } |
| 555 | if (pkgUid != uid) { |
| 556 | // Oops! The package name is not valid for the uid they are calling |
| 557 | // under. Abort. |
| 558 | Slog.w(TAG, "Bad call: specified package " + packageName |
| 559 | + " under uid " + uid + " but it is really " + pkgUid); |
| 560 | return null; |
| 561 | } |
| 562 | } finally { |
| 563 | Binder.restoreCallingIdentity(ident); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 564 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 565 | } |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 566 | ops = new Ops(packageName, uid); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 567 | pkgOps.put(packageName, ops); |
| 568 | } |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 569 | return ops; |
| 570 | } |
| 571 | |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 572 | private void scheduleWriteLocked() { |
| 573 | if (!mWriteScheduled) { |
| 574 | mWriteScheduled = true; |
| 575 | mHandler.postDelayed(mWriteRunner, WRITE_DELAY); |
| 576 | } |
| 577 | } |
| 578 | |
| 579 | private void scheduleWriteNowLocked() { |
| 580 | if (!mWriteScheduled) { |
| 581 | mWriteScheduled = true; |
| 582 | } |
| 583 | mHandler.removeCallbacks(mWriteRunner); |
| 584 | mHandler.post(mWriteRunner); |
| 585 | } |
| 586 | |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 587 | private Op getOpLocked(int code, int uid, String packageName, boolean edit) { |
| 588 | Ops ops = getOpsLocked(uid, packageName, edit); |
| 589 | if (ops == null) { |
| 590 | return null; |
| 591 | } |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 592 | return getOpLocked(ops, code, edit); |
| 593 | } |
| 594 | |
| 595 | private Op getOpLocked(Ops ops, int code, boolean edit) { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 596 | Op op = ops.get(code); |
| 597 | if (op == null) { |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 598 | if (!edit) { |
| 599 | return null; |
| 600 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 601 | op = new Op(code); |
| 602 | ops.put(code, op); |
| 603 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 604 | if (edit) { |
| 605 | scheduleWriteLocked(); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 606 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 607 | return op; |
| 608 | } |
| 609 | |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 610 | void readState() { |
| 611 | synchronized (mFile) { |
| 612 | synchronized (this) { |
| 613 | FileInputStream stream; |
| 614 | try { |
| 615 | stream = mFile.openRead(); |
| 616 | } catch (FileNotFoundException e) { |
| 617 | Slog.i(TAG, "No existing app ops " + mFile.getBaseFile() + "; starting empty"); |
| 618 | return; |
| 619 | } |
| 620 | boolean success = false; |
| 621 | try { |
| 622 | XmlPullParser parser = Xml.newPullParser(); |
| 623 | parser.setInput(stream, null); |
| 624 | int type; |
| 625 | while ((type = parser.next()) != XmlPullParser.START_TAG |
| 626 | && type != XmlPullParser.END_DOCUMENT) { |
| 627 | ; |
| 628 | } |
| 629 | |
| 630 | if (type != XmlPullParser.START_TAG) { |
| 631 | throw new IllegalStateException("no start tag found"); |
| 632 | } |
| 633 | |
| 634 | int outerDepth = parser.getDepth(); |
| 635 | while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| 636 | && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| 637 | if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| 638 | continue; |
| 639 | } |
| 640 | |
| 641 | String tagName = parser.getName(); |
| 642 | if (tagName.equals("pkg")) { |
| 643 | readPackage(parser); |
| 644 | } else { |
| 645 | Slog.w(TAG, "Unknown element under <app-ops>: " |
| 646 | + parser.getName()); |
| 647 | XmlUtils.skipCurrentTag(parser); |
| 648 | } |
| 649 | } |
| 650 | success = true; |
| 651 | } catch (IllegalStateException e) { |
| 652 | Slog.w(TAG, "Failed parsing " + e); |
| 653 | } catch (NullPointerException e) { |
| 654 | Slog.w(TAG, "Failed parsing " + e); |
| 655 | } catch (NumberFormatException e) { |
| 656 | Slog.w(TAG, "Failed parsing " + e); |
| 657 | } catch (XmlPullParserException e) { |
| 658 | Slog.w(TAG, "Failed parsing " + e); |
| 659 | } catch (IOException e) { |
| 660 | Slog.w(TAG, "Failed parsing " + e); |
| 661 | } catch (IndexOutOfBoundsException e) { |
| 662 | Slog.w(TAG, "Failed parsing " + e); |
| 663 | } finally { |
| 664 | if (!success) { |
| 665 | mUidOps.clear(); |
| 666 | } |
| 667 | try { |
| 668 | stream.close(); |
| 669 | } catch (IOException e) { |
| 670 | } |
| 671 | } |
| 672 | } |
| 673 | } |
| 674 | } |
| 675 | |
| 676 | void readPackage(XmlPullParser parser) throws NumberFormatException, |
| 677 | XmlPullParserException, IOException { |
| 678 | String pkgName = parser.getAttributeValue(null, "n"); |
| 679 | int outerDepth = parser.getDepth(); |
| 680 | int type; |
| 681 | while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| 682 | && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| 683 | if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| 684 | continue; |
| 685 | } |
| 686 | |
| 687 | String tagName = parser.getName(); |
| 688 | if (tagName.equals("uid")) { |
| 689 | readUid(parser, pkgName); |
| 690 | } else { |
| 691 | Slog.w(TAG, "Unknown element under <pkg>: " |
| 692 | + parser.getName()); |
| 693 | XmlUtils.skipCurrentTag(parser); |
| 694 | } |
| 695 | } |
| 696 | } |
| 697 | |
| 698 | void readUid(XmlPullParser parser, String pkgName) throws NumberFormatException, |
| 699 | XmlPullParserException, IOException { |
| 700 | int uid = Integer.parseInt(parser.getAttributeValue(null, "n")); |
| 701 | int outerDepth = parser.getDepth(); |
| 702 | int type; |
| 703 | while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| 704 | && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| 705 | if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| 706 | continue; |
| 707 | } |
| 708 | |
| 709 | String tagName = parser.getName(); |
| 710 | if (tagName.equals("op")) { |
| 711 | Op op = new Op(Integer.parseInt(parser.getAttributeValue(null, "n"))); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 712 | String mode = parser.getAttributeValue(null, "m"); |
| 713 | if (mode != null) { |
| 714 | op.mode = Integer.parseInt(mode); |
| 715 | } |
| 716 | String time = parser.getAttributeValue(null, "t"); |
| 717 | if (time != null) { |
| 718 | op.time = Long.parseLong(time); |
| 719 | } |
| 720 | time = parser.getAttributeValue(null, "r"); |
| 721 | if (time != null) { |
| 722 | op.rejectTime = Long.parseLong(time); |
| 723 | } |
| 724 | String dur = parser.getAttributeValue(null, "d"); |
| 725 | if (dur != null) { |
| 726 | op.duration = Integer.parseInt(dur); |
| 727 | } |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 728 | HashMap<String, Ops> pkgOps = mUidOps.get(uid); |
| 729 | if (pkgOps == null) { |
| 730 | pkgOps = new HashMap<String, Ops>(); |
| 731 | mUidOps.put(uid, pkgOps); |
| 732 | } |
| 733 | Ops ops = pkgOps.get(pkgName); |
| 734 | if (ops == null) { |
| 735 | ops = new Ops(pkgName, uid); |
| 736 | pkgOps.put(pkgName, ops); |
| 737 | } |
| 738 | ops.put(op.op, op); |
| 739 | } else { |
| 740 | Slog.w(TAG, "Unknown element under <pkg>: " |
| 741 | + parser.getName()); |
| 742 | XmlUtils.skipCurrentTag(parser); |
| 743 | } |
| 744 | } |
| 745 | } |
| 746 | |
| 747 | void writeState() { |
| 748 | synchronized (mFile) { |
| 749 | List<AppOpsManager.PackageOps> allOps = getPackagesForOps(null); |
| 750 | |
| 751 | FileOutputStream stream; |
| 752 | try { |
| 753 | stream = mFile.startWrite(); |
| 754 | } catch (IOException e) { |
| 755 | Slog.w(TAG, "Failed to write state: " + e); |
| 756 | return; |
| 757 | } |
| 758 | |
| 759 | try { |
| 760 | XmlSerializer out = new FastXmlSerializer(); |
| 761 | out.setOutput(stream, "utf-8"); |
| 762 | out.startDocument(null, true); |
| 763 | out.startTag(null, "app-ops"); |
| 764 | |
| 765 | if (allOps != null) { |
| 766 | String lastPkg = null; |
| 767 | for (int i=0; i<allOps.size(); i++) { |
| 768 | AppOpsManager.PackageOps pkg = allOps.get(i); |
| 769 | if (!pkg.getPackageName().equals(lastPkg)) { |
| 770 | if (lastPkg != null) { |
| 771 | out.endTag(null, "pkg"); |
| 772 | } |
| 773 | lastPkg = pkg.getPackageName(); |
| 774 | out.startTag(null, "pkg"); |
| 775 | out.attribute(null, "n", lastPkg); |
| 776 | } |
| 777 | out.startTag(null, "uid"); |
| 778 | out.attribute(null, "n", Integer.toString(pkg.getUid())); |
| 779 | List<AppOpsManager.OpEntry> ops = pkg.getOps(); |
| 780 | for (int j=0; j<ops.size(); j++) { |
| 781 | AppOpsManager.OpEntry op = ops.get(j); |
| 782 | out.startTag(null, "op"); |
| 783 | out.attribute(null, "n", Integer.toString(op.getOp())); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 784 | if (op.getMode() != AppOpsManager.MODE_ALLOWED) { |
| 785 | out.attribute(null, "m", Integer.toString(op.getMode())); |
| 786 | } |
| 787 | long time = op.getTime(); |
| 788 | if (time != 0) { |
| 789 | out.attribute(null, "t", Long.toString(time)); |
| 790 | } |
| 791 | time = op.getRejectTime(); |
| 792 | if (time != 0) { |
| 793 | out.attribute(null, "r", Long.toString(time)); |
| 794 | } |
| 795 | int dur = op.getDuration(); |
| 796 | if (dur != 0) { |
| 797 | out.attribute(null, "d", Integer.toString(dur)); |
| 798 | } |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 799 | out.endTag(null, "op"); |
| 800 | } |
| 801 | out.endTag(null, "uid"); |
| 802 | } |
| 803 | if (lastPkg != null) { |
| 804 | out.endTag(null, "pkg"); |
| 805 | } |
| 806 | } |
| 807 | |
| 808 | out.endTag(null, "app-ops"); |
| 809 | out.endDocument(); |
| 810 | mFile.finishWrite(stream); |
| 811 | } catch (IOException e) { |
| 812 | Slog.w(TAG, "Failed to write state, restoring backup.", e); |
| 813 | mFile.failWrite(stream); |
| 814 | } |
| 815 | } |
| 816 | } |
| 817 | |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 818 | @Override |
| 819 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| 820 | if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) |
| 821 | != PackageManager.PERMISSION_GRANTED) { |
| 822 | pw.println("Permission Denial: can't dump ApOps service from from pid=" |
| 823 | + Binder.getCallingPid() |
| 824 | + ", uid=" + Binder.getCallingUid()); |
| 825 | return; |
| 826 | } |
| 827 | |
| 828 | synchronized (this) { |
| 829 | pw.println("Current AppOps Service state:"); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 830 | final long now = System.currentTimeMillis(); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 831 | for (int i=0; i<mUidOps.size(); i++) { |
| 832 | pw.print(" Uid "); UserHandle.formatUid(pw, mUidOps.keyAt(i)); pw.println(":"); |
| 833 | HashMap<String, Ops> pkgOps = mUidOps.valueAt(i); |
| 834 | for (Ops ops : pkgOps.values()) { |
| 835 | pw.print(" Package "); pw.print(ops.packageName); pw.println(":"); |
| 836 | for (int j=0; j<ops.size(); j++) { |
| 837 | Op op = ops.valueAt(j); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 838 | pw.print(" "); pw.print(AppOpsManager.opToName(op.op)); |
| 839 | pw.print(": mode="); pw.print(op.mode); |
| 840 | if (op.time != 0) { |
| 841 | pw.print("; time="); TimeUtils.formatDuration(now-op.time, pw); |
| 842 | pw.print(" ago"); |
| 843 | } |
| 844 | if (op.rejectTime != 0) { |
| 845 | pw.print("; rejectTime="); TimeUtils.formatDuration(now-op.rejectTime, pw); |
| 846 | pw.print(" ago"); |
| 847 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 848 | if (op.duration == -1) { |
| 849 | pw.println(" (running)"); |
| 850 | } else { |
| 851 | pw.print("; duration="); |
| 852 | TimeUtils.formatDuration(op.duration, pw); |
| 853 | pw.println(); |
| 854 | } |
| 855 | } |
| 856 | } |
| 857 | } |
| 858 | } |
| 859 | } |
| 860 | } |