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 | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 30 | import java.util.Map; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 31 | |
| 32 | import android.app.AppOpsManager; |
| 33 | import android.content.Context; |
| 34 | import android.content.pm.PackageManager; |
| 35 | import android.content.pm.PackageManager.NameNotFoundException; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 36 | import android.os.AsyncTask; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 37 | import android.os.Binder; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 38 | import android.os.Handler; |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 39 | import android.os.IBinder; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 40 | import android.os.Process; |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 41 | import android.os.RemoteException; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 42 | import android.os.ServiceManager; |
| 43 | import android.os.UserHandle; |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 44 | import android.util.ArrayMap; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 45 | import android.util.AtomicFile; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 46 | import android.util.Log; |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 47 | import android.util.Pair; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 48 | import android.util.Slog; |
| 49 | import android.util.SparseArray; |
| 50 | import android.util.TimeUtils; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 51 | import android.util.Xml; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 52 | |
| 53 | import com.android.internal.app.IAppOpsService; |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 54 | import com.android.internal.app.IAppOpsCallback; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 55 | import com.android.internal.util.FastXmlSerializer; |
| 56 | import com.android.internal.util.XmlUtils; |
| 57 | |
| 58 | import org.xmlpull.v1.XmlPullParser; |
| 59 | import org.xmlpull.v1.XmlPullParserException; |
| 60 | import org.xmlpull.v1.XmlSerializer; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 61 | |
| 62 | public class AppOpsService extends IAppOpsService.Stub { |
| 63 | static final String TAG = "AppOps"; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 64 | static final boolean DEBUG = false; |
| 65 | |
| 66 | // Write at most every 30 minutes. |
| 67 | static final long WRITE_DELAY = DEBUG ? 1000 : 30*60*1000; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 68 | |
| 69 | Context mContext; |
| 70 | final AtomicFile mFile; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 71 | final Handler mHandler; |
| 72 | |
| 73 | boolean mWriteScheduled; |
| 74 | final Runnable mWriteRunner = new Runnable() { |
| 75 | public void run() { |
| 76 | synchronized (AppOpsService.this) { |
| 77 | mWriteScheduled = false; |
| 78 | AsyncTask<Void, Void, Void> task = new AsyncTask<Void, Void, Void>() { |
| 79 | @Override protected Void doInBackground(Void... params) { |
| 80 | writeState(); |
| 81 | return null; |
| 82 | } |
| 83 | }; |
| 84 | task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void[])null); |
| 85 | } |
| 86 | } |
| 87 | }; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 88 | |
| 89 | final SparseArray<HashMap<String, Ops>> mUidOps |
| 90 | = new SparseArray<HashMap<String, Ops>>(); |
| 91 | |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 92 | public final static class Ops extends SparseArray<Op> { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 93 | public final String packageName; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 94 | public final int uid; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 95 | |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 96 | public Ops(String _packageName, int _uid) { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 97 | packageName = _packageName; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 98 | uid = _uid; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 99 | } |
| 100 | } |
| 101 | |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 102 | public final static class Op { |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 103 | public final int uid; |
| 104 | public final String packageName; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 105 | public final int op; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 106 | public int mode; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 107 | public int duration; |
| 108 | public long time; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 109 | public long rejectTime; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 110 | public int nesting; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 111 | |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 112 | public Op(int _uid, String _packageName, int _op) { |
| 113 | uid = _uid; |
| 114 | packageName = _packageName; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 115 | op = _op; |
David Braun | f5d8319 | 2013-09-16 13:43:51 -0700 | [diff] [blame] | 116 | mode = AppOpsManager.opToDefaultMode(op); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 117 | } |
| 118 | } |
| 119 | |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 120 | final SparseArray<ArrayList<Callback>> mOpModeWatchers |
| 121 | = new SparseArray<ArrayList<Callback>>(); |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 122 | final ArrayMap<String, ArrayList<Callback>> mPackageModeWatchers |
| 123 | = new ArrayMap<String, ArrayList<Callback>>(); |
| 124 | final ArrayMap<IBinder, Callback> mModeWatchers |
| 125 | = new ArrayMap<IBinder, Callback>(); |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 126 | |
| 127 | public final class Callback implements DeathRecipient { |
| 128 | final IAppOpsCallback mCallback; |
| 129 | |
| 130 | public Callback(IAppOpsCallback callback) { |
| 131 | mCallback = callback; |
| 132 | try { |
| 133 | mCallback.asBinder().linkToDeath(this, 0); |
| 134 | } catch (RemoteException e) { |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | public void unlinkToDeath() { |
| 139 | mCallback.asBinder().unlinkToDeath(this, 0); |
| 140 | } |
| 141 | |
| 142 | @Override |
| 143 | public void binderDied() { |
| 144 | stopWatchingMode(mCallback); |
| 145 | } |
| 146 | } |
| 147 | |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 148 | final ArrayMap<IBinder, ClientState> mClients = new ArrayMap<IBinder, ClientState>(); |
| 149 | |
| 150 | public final class ClientState extends Binder implements DeathRecipient { |
| 151 | final IBinder mAppToken; |
| 152 | final int mPid; |
| 153 | final ArrayList<Op> mStartedOps; |
| 154 | |
| 155 | public ClientState(IBinder appToken) { |
| 156 | mAppToken = appToken; |
| 157 | mPid = Binder.getCallingPid(); |
| 158 | if (appToken instanceof Binder) { |
| 159 | // For local clients, there is no reason to track them. |
| 160 | mStartedOps = null; |
| 161 | } else { |
| 162 | mStartedOps = new ArrayList<Op>(); |
| 163 | try { |
| 164 | mAppToken.linkToDeath(this, 0); |
| 165 | } catch (RemoteException e) { |
| 166 | } |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | @Override |
| 171 | public String toString() { |
| 172 | return "ClientState{" + |
| 173 | "mAppToken=" + mAppToken + |
| 174 | ", " + (mStartedOps != null ? ("pid=" + mPid) : "local") + |
| 175 | '}'; |
| 176 | } |
| 177 | |
| 178 | @Override |
| 179 | public void binderDied() { |
| 180 | synchronized (AppOpsService.this) { |
| 181 | for (int i=mStartedOps.size()-1; i>=0; i--) { |
| 182 | finishOperationLocked(mStartedOps.get(i)); |
| 183 | } |
| 184 | mClients.remove(mAppToken); |
| 185 | } |
| 186 | } |
| 187 | } |
| 188 | |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 189 | public AppOpsService(File storagePath) { |
| 190 | mFile = new AtomicFile(storagePath); |
| 191 | mHandler = new Handler(); |
| 192 | readState(); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 193 | } |
David Braun | f5d8319 | 2013-09-16 13:43:51 -0700 | [diff] [blame] | 194 | |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 195 | public void publish(Context context) { |
| 196 | mContext = context; |
| 197 | ServiceManager.addService(Context.APP_OPS_SERVICE, asBinder()); |
| 198 | } |
| 199 | |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 200 | public void systemReady() { |
| 201 | synchronized (this) { |
| 202 | boolean changed = false; |
| 203 | for (int i=0; i<mUidOps.size(); i++) { |
| 204 | HashMap<String, Ops> pkgs = mUidOps.valueAt(i); |
| 205 | Iterator<Ops> it = pkgs.values().iterator(); |
| 206 | while (it.hasNext()) { |
| 207 | Ops ops = it.next(); |
| 208 | int curUid; |
| 209 | try { |
| 210 | curUid = mContext.getPackageManager().getPackageUid(ops.packageName, |
| 211 | UserHandle.getUserId(ops.uid)); |
| 212 | } catch (NameNotFoundException e) { |
| 213 | curUid = -1; |
| 214 | } |
| 215 | if (curUid != ops.uid) { |
| 216 | Slog.i(TAG, "Pruning old package " + ops.packageName |
| 217 | + "/" + ops.uid + ": new uid=" + curUid); |
| 218 | it.remove(); |
| 219 | changed = true; |
| 220 | } |
| 221 | } |
| 222 | if (pkgs.size() <= 0) { |
| 223 | mUidOps.removeAt(i); |
| 224 | } |
| 225 | } |
| 226 | if (changed) { |
| 227 | scheduleWriteLocked(); |
| 228 | } |
| 229 | } |
| 230 | } |
| 231 | |
| 232 | public void packageRemoved(int uid, String packageName) { |
| 233 | synchronized (this) { |
| 234 | HashMap<String, Ops> pkgs = mUidOps.get(uid); |
| 235 | if (pkgs != null) { |
| 236 | if (pkgs.remove(packageName) != null) { |
| 237 | if (pkgs.size() <= 0) { |
| 238 | mUidOps.remove(uid); |
| 239 | } |
| 240 | scheduleWriteLocked(); |
| 241 | } |
| 242 | } |
| 243 | } |
| 244 | } |
| 245 | |
| 246 | public void uidRemoved(int uid) { |
| 247 | synchronized (this) { |
| 248 | if (mUidOps.indexOfKey(uid) >= 0) { |
| 249 | mUidOps.remove(uid); |
| 250 | scheduleWriteLocked(); |
| 251 | } |
| 252 | } |
| 253 | } |
| 254 | |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 255 | public void shutdown() { |
| 256 | Slog.w(TAG, "Writing app ops before shutdown..."); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 257 | boolean doWrite = false; |
| 258 | synchronized (this) { |
| 259 | if (mWriteScheduled) { |
| 260 | mWriteScheduled = false; |
| 261 | doWrite = true; |
| 262 | } |
| 263 | } |
| 264 | if (doWrite) { |
| 265 | writeState(); |
| 266 | } |
| 267 | } |
| 268 | |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 269 | private ArrayList<AppOpsManager.OpEntry> collectOps(Ops pkgOps, int[] ops) { |
| 270 | ArrayList<AppOpsManager.OpEntry> resOps = null; |
| 271 | if (ops == null) { |
| 272 | resOps = new ArrayList<AppOpsManager.OpEntry>(); |
| 273 | for (int j=0; j<pkgOps.size(); j++) { |
| 274 | Op curOp = pkgOps.valueAt(j); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 275 | resOps.add(new AppOpsManager.OpEntry(curOp.op, curOp.mode, curOp.time, |
| 276 | curOp.rejectTime, curOp.duration)); |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 277 | } |
| 278 | } else { |
| 279 | for (int j=0; j<ops.length; j++) { |
| 280 | Op curOp = pkgOps.get(ops[j]); |
| 281 | if (curOp != null) { |
| 282 | if (resOps == null) { |
| 283 | resOps = new ArrayList<AppOpsManager.OpEntry>(); |
| 284 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 285 | resOps.add(new AppOpsManager.OpEntry(curOp.op, curOp.mode, curOp.time, |
| 286 | curOp.rejectTime, curOp.duration)); |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 287 | } |
| 288 | } |
| 289 | } |
| 290 | return resOps; |
| 291 | } |
| 292 | |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 293 | @Override |
| 294 | public List<AppOpsManager.PackageOps> getPackagesForOps(int[] ops) { |
| 295 | mContext.enforcePermission(android.Manifest.permission.GET_APP_OPS_STATS, |
| 296 | Binder.getCallingPid(), Binder.getCallingUid(), null); |
| 297 | ArrayList<AppOpsManager.PackageOps> res = null; |
| 298 | synchronized (this) { |
| 299 | for (int i=0; i<mUidOps.size(); i++) { |
| 300 | HashMap<String, Ops> packages = mUidOps.valueAt(i); |
| 301 | for (Ops pkgOps : packages.values()) { |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 302 | ArrayList<AppOpsManager.OpEntry> resOps = collectOps(pkgOps, ops); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 303 | if (resOps != null) { |
| 304 | if (res == null) { |
| 305 | res = new ArrayList<AppOpsManager.PackageOps>(); |
| 306 | } |
| 307 | AppOpsManager.PackageOps resPackage = new AppOpsManager.PackageOps( |
| 308 | pkgOps.packageName, pkgOps.uid, resOps); |
| 309 | res.add(resPackage); |
| 310 | } |
| 311 | } |
| 312 | } |
| 313 | } |
| 314 | return res; |
| 315 | } |
| 316 | |
| 317 | @Override |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 318 | public List<AppOpsManager.PackageOps> getOpsForPackage(int uid, String packageName, |
| 319 | int[] ops) { |
| 320 | mContext.enforcePermission(android.Manifest.permission.GET_APP_OPS_STATS, |
| 321 | Binder.getCallingPid(), Binder.getCallingUid(), null); |
| 322 | synchronized (this) { |
| 323 | Ops pkgOps = getOpsLocked(uid, packageName, false); |
| 324 | if (pkgOps == null) { |
| 325 | return null; |
| 326 | } |
| 327 | ArrayList<AppOpsManager.OpEntry> resOps = collectOps(pkgOps, ops); |
| 328 | if (resOps == null) { |
| 329 | return null; |
| 330 | } |
| 331 | ArrayList<AppOpsManager.PackageOps> res = new ArrayList<AppOpsManager.PackageOps>(); |
| 332 | AppOpsManager.PackageOps resPackage = new AppOpsManager.PackageOps( |
| 333 | pkgOps.packageName, pkgOps.uid, resOps); |
| 334 | res.add(resPackage); |
| 335 | return res; |
| 336 | } |
| 337 | } |
| 338 | |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 339 | private void pruneOp(Op op, int uid, String packageName) { |
| 340 | if (op.time == 0 && op.rejectTime == 0) { |
| 341 | Ops ops = getOpsLocked(uid, packageName, false); |
| 342 | if (ops != null) { |
| 343 | ops.remove(op.op); |
| 344 | if (ops.size() <= 0) { |
| 345 | HashMap<String, Ops> pkgOps = mUidOps.get(uid); |
| 346 | if (pkgOps != null) { |
| 347 | pkgOps.remove(ops.packageName); |
| 348 | if (pkgOps.size() <= 0) { |
| 349 | mUidOps.remove(uid); |
| 350 | } |
| 351 | } |
| 352 | } |
| 353 | } |
| 354 | } |
| 355 | } |
| 356 | |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 357 | @Override |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 358 | public void setMode(int code, int uid, String packageName, int mode) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 359 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 360 | verifyIncomingOp(code); |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 361 | ArrayList<Callback> repCbs = null; |
| 362 | code = AppOpsManager.opToSwitch(code); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 363 | synchronized (this) { |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 364 | Op op = getOpLocked(code, uid, packageName, true); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 365 | if (op != null) { |
| 366 | if (op.mode != mode) { |
| 367 | op.mode = mode; |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 368 | ArrayList<Callback> cbs = mOpModeWatchers.get(code); |
| 369 | if (cbs != null) { |
| 370 | if (repCbs == null) { |
| 371 | repCbs = new ArrayList<Callback>(); |
| 372 | } |
| 373 | repCbs.addAll(cbs); |
| 374 | } |
| 375 | cbs = mPackageModeWatchers.get(packageName); |
| 376 | if (cbs != null) { |
| 377 | if (repCbs == null) { |
| 378 | repCbs = new ArrayList<Callback>(); |
| 379 | } |
| 380 | repCbs.addAll(cbs); |
| 381 | } |
David Braun | f5d8319 | 2013-09-16 13:43:51 -0700 | [diff] [blame] | 382 | if (mode == AppOpsManager.opToDefaultMode(op.op)) { |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 383 | // If going into the default mode, prune this op |
| 384 | // if there is nothing else interesting in it. |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 385 | pruneOp(op, uid, packageName); |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 386 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 387 | scheduleWriteNowLocked(); |
| 388 | } |
| 389 | } |
| 390 | } |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 391 | if (repCbs != null) { |
| 392 | for (int i=0; i<repCbs.size(); i++) { |
| 393 | try { |
| 394 | repCbs.get(i).mCallback.opChanged(code, packageName); |
| 395 | } catch (RemoteException e) { |
| 396 | } |
| 397 | } |
| 398 | } |
| 399 | } |
| 400 | |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 401 | private static HashMap<Callback, ArrayList<Pair<String, Integer>>> addCallbacks( |
| 402 | HashMap<Callback, ArrayList<Pair<String, Integer>>> callbacks, |
| 403 | String packageName, int op, ArrayList<Callback> cbs) { |
| 404 | if (cbs == null) { |
| 405 | return callbacks; |
| 406 | } |
| 407 | if (callbacks == null) { |
| 408 | callbacks = new HashMap<Callback, ArrayList<Pair<String, Integer>>>(); |
| 409 | } |
| 410 | for (int i=0; i<cbs.size(); i++) { |
| 411 | Callback cb = cbs.get(i); |
| 412 | ArrayList<Pair<String, Integer>> reports = callbacks.get(cb); |
| 413 | if (reports == null) { |
| 414 | reports = new ArrayList<Pair<String, Integer>>(); |
| 415 | callbacks.put(cb, reports); |
| 416 | } |
| 417 | reports.add(new Pair<String, Integer>(packageName, op)); |
| 418 | } |
| 419 | return callbacks; |
| 420 | } |
| 421 | |
| 422 | @Override |
| 423 | public void resetAllModes() { |
| 424 | mContext.enforcePermission(android.Manifest.permission.UPDATE_APP_OPS_STATS, |
| 425 | Binder.getCallingPid(), Binder.getCallingUid(), null); |
| 426 | HashMap<Callback, ArrayList<Pair<String, Integer>>> callbacks = null; |
| 427 | synchronized (this) { |
| 428 | boolean changed = false; |
Dianne Hackborn | 7f09ec3 | 2013-08-07 15:36:08 -0700 | [diff] [blame] | 429 | for (int i=mUidOps.size()-1; i>=0; i--) { |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 430 | HashMap<String, Ops> packages = mUidOps.valueAt(i); |
Dianne Hackborn | 7f09ec3 | 2013-08-07 15:36:08 -0700 | [diff] [blame] | 431 | Iterator<Map.Entry<String, Ops>> it = packages.entrySet().iterator(); |
| 432 | while (it.hasNext()) { |
| 433 | Map.Entry<String, Ops> ent = it.next(); |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 434 | String packageName = ent.getKey(); |
| 435 | Ops pkgOps = ent.getValue(); |
Dianne Hackborn | 7f09ec3 | 2013-08-07 15:36:08 -0700 | [diff] [blame] | 436 | for (int j=pkgOps.size()-1; j>=0; j--) { |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 437 | Op curOp = pkgOps.valueAt(j); |
Dianne Hackborn | 8828d3a | 2013-09-25 16:47:10 -0700 | [diff] [blame^] | 438 | if (AppOpsManager.opAllowsReset(curOp.op) |
| 439 | && curOp.mode != AppOpsManager.opToDefaultMode(curOp.op)) { |
David Braun | f5d8319 | 2013-09-16 13:43:51 -0700 | [diff] [blame] | 440 | curOp.mode = AppOpsManager.opToDefaultMode(curOp.op); |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 441 | changed = true; |
| 442 | callbacks = addCallbacks(callbacks, packageName, curOp.op, |
| 443 | mOpModeWatchers.get(curOp.op)); |
| 444 | callbacks = addCallbacks(callbacks, packageName, curOp.op, |
| 445 | mPackageModeWatchers.get(packageName)); |
Dianne Hackborn | 7f09ec3 | 2013-08-07 15:36:08 -0700 | [diff] [blame] | 446 | if (curOp.time == 0 && curOp.rejectTime == 0) { |
| 447 | pkgOps.removeAt(j); |
| 448 | } |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 449 | } |
| 450 | } |
Dianne Hackborn | 7f09ec3 | 2013-08-07 15:36:08 -0700 | [diff] [blame] | 451 | if (pkgOps.size() == 0) { |
| 452 | it.remove(); |
| 453 | } |
| 454 | } |
| 455 | if (packages.size() == 0) { |
| 456 | mUidOps.removeAt(i); |
Dianne Hackborn | 607b414 | 2013-08-02 18:10:10 -0700 | [diff] [blame] | 457 | } |
| 458 | } |
| 459 | if (changed) { |
| 460 | scheduleWriteNowLocked(); |
| 461 | } |
| 462 | } |
| 463 | if (callbacks != null) { |
| 464 | for (Map.Entry<Callback, ArrayList<Pair<String, Integer>>> ent : callbacks.entrySet()) { |
| 465 | Callback cb = ent.getKey(); |
| 466 | ArrayList<Pair<String, Integer>> reports = ent.getValue(); |
| 467 | for (int i=0; i<reports.size(); i++) { |
| 468 | Pair<String, Integer> rep = reports.get(i); |
| 469 | try { |
| 470 | cb.mCallback.opChanged(rep.second, rep.first); |
| 471 | } catch (RemoteException e) { |
| 472 | } |
| 473 | } |
| 474 | } |
| 475 | } |
| 476 | } |
| 477 | |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 478 | @Override |
| 479 | public void startWatchingMode(int op, String packageName, IAppOpsCallback callback) { |
| 480 | synchronized (this) { |
| 481 | op = AppOpsManager.opToSwitch(op); |
| 482 | Callback cb = mModeWatchers.get(callback.asBinder()); |
| 483 | if (cb == null) { |
| 484 | cb = new Callback(callback); |
| 485 | mModeWatchers.put(callback.asBinder(), cb); |
| 486 | } |
| 487 | if (op != AppOpsManager.OP_NONE) { |
| 488 | ArrayList<Callback> cbs = mOpModeWatchers.get(op); |
| 489 | if (cbs == null) { |
| 490 | cbs = new ArrayList<Callback>(); |
| 491 | mOpModeWatchers.put(op, cbs); |
| 492 | } |
| 493 | cbs.add(cb); |
| 494 | } |
| 495 | if (packageName != null) { |
| 496 | ArrayList<Callback> cbs = mPackageModeWatchers.get(packageName); |
| 497 | if (cbs == null) { |
| 498 | cbs = new ArrayList<Callback>(); |
| 499 | mPackageModeWatchers.put(packageName, cbs); |
| 500 | } |
| 501 | cbs.add(cb); |
| 502 | } |
| 503 | } |
| 504 | } |
| 505 | |
| 506 | @Override |
| 507 | public void stopWatchingMode(IAppOpsCallback callback) { |
| 508 | synchronized (this) { |
| 509 | Callback cb = mModeWatchers.remove(callback.asBinder()); |
| 510 | if (cb != null) { |
| 511 | cb.unlinkToDeath(); |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 512 | for (int i=mOpModeWatchers.size()-1; i>=0; i--) { |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 513 | ArrayList<Callback> cbs = mOpModeWatchers.valueAt(i); |
| 514 | cbs.remove(cb); |
| 515 | if (cbs.size() <= 0) { |
| 516 | mOpModeWatchers.removeAt(i); |
| 517 | } |
| 518 | } |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 519 | for (int i=mPackageModeWatchers.size()-1; i>=0; i--) { |
| 520 | ArrayList<Callback> cbs = mPackageModeWatchers.valueAt(i); |
| 521 | cbs.remove(cb); |
| 522 | if (cbs.size() <= 0) { |
| 523 | mPackageModeWatchers.removeAt(i); |
Dianne Hackborn | c229302 | 2013-02-06 23:14:49 -0800 | [diff] [blame] | 524 | } |
| 525 | } |
| 526 | } |
| 527 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 528 | } |
| 529 | |
| 530 | @Override |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 531 | public IBinder getToken(IBinder clientToken) { |
| 532 | synchronized (this) { |
| 533 | ClientState cs = mClients.get(clientToken); |
| 534 | if (cs == null) { |
| 535 | cs = new ClientState(clientToken); |
| 536 | mClients.put(clientToken, cs); |
| 537 | } |
| 538 | return cs; |
| 539 | } |
| 540 | } |
| 541 | |
| 542 | @Override |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 543 | public int checkOperation(int code, int uid, String packageName) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 544 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 545 | verifyIncomingOp(code); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 546 | synchronized (this) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 547 | Op op = getOpLocked(AppOpsManager.opToSwitch(code), uid, packageName, false); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 548 | if (op == null) { |
David Braun | f5d8319 | 2013-09-16 13:43:51 -0700 | [diff] [blame] | 549 | return AppOpsManager.opToDefaultMode(code); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 550 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 551 | return op.mode; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 552 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 553 | } |
| 554 | |
| 555 | @Override |
Jeff Sharkey | 911d7f4 | 2013-09-05 18:11:45 -0700 | [diff] [blame] | 556 | public int checkPackage(int uid, String packageName) { |
| 557 | synchronized (this) { |
| 558 | if (getOpsLocked(uid, packageName, true) != null) { |
| 559 | return AppOpsManager.MODE_ALLOWED; |
| 560 | } else { |
| 561 | return AppOpsManager.MODE_ERRORED; |
| 562 | } |
| 563 | } |
| 564 | } |
| 565 | |
| 566 | @Override |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 567 | public int noteOperation(int code, int uid, String packageName) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 568 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 569 | verifyIncomingOp(code); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 570 | synchronized (this) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 571 | Ops ops = getOpsLocked(uid, packageName, true); |
| 572 | if (ops == null) { |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 573 | if (DEBUG) Log.d(TAG, "noteOperation: no op for code " + code + " uid " + uid |
| 574 | + " package " + packageName); |
Jeff Sharkey | 911d7f4 | 2013-09-05 18:11:45 -0700 | [diff] [blame] | 575 | return AppOpsManager.MODE_ERRORED; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 576 | } |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 577 | Op op = getOpLocked(ops, code, true); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 578 | if (op.duration == -1) { |
| 579 | Slog.w(TAG, "Noting op not finished: uid " + uid + " pkg " + packageName |
| 580 | + " code " + code + " time=" + op.time + " duration=" + op.duration); |
| 581 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 582 | op.duration = 0; |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 583 | final int switchCode = AppOpsManager.opToSwitch(code); |
| 584 | final Op switchOp = switchCode != code ? getOpLocked(ops, switchCode, true) : op; |
| 585 | if (switchOp.mode != AppOpsManager.MODE_ALLOWED) { |
| 586 | if (DEBUG) Log.d(TAG, "noteOperation: reject #" + op.mode + " for code " |
| 587 | + switchCode + " (" + code + ") uid " + uid + " package " + packageName); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 588 | op.rejectTime = System.currentTimeMillis(); |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 589 | return switchOp.mode; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 590 | } |
| 591 | if (DEBUG) Log.d(TAG, "noteOperation: allowing code " + code + " uid " + uid |
| 592 | + " package " + packageName); |
| 593 | op.time = System.currentTimeMillis(); |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 594 | op.rejectTime = 0; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 595 | return AppOpsManager.MODE_ALLOWED; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 596 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 597 | } |
| 598 | |
| 599 | @Override |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 600 | public int startOperation(IBinder token, int code, int uid, String packageName) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 601 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 602 | verifyIncomingOp(code); |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 603 | ClientState client = (ClientState)token; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 604 | synchronized (this) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 605 | Ops ops = getOpsLocked(uid, packageName, true); |
| 606 | if (ops == null) { |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 607 | if (DEBUG) Log.d(TAG, "startOperation: no op for code " + code + " uid " + uid |
| 608 | + " package " + packageName); |
Jeff Sharkey | 911d7f4 | 2013-09-05 18:11:45 -0700 | [diff] [blame] | 609 | return AppOpsManager.MODE_ERRORED; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 610 | } |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 611 | Op op = getOpLocked(ops, code, true); |
| 612 | final int switchCode = AppOpsManager.opToSwitch(code); |
| 613 | final Op switchOp = switchCode != code ? getOpLocked(ops, switchCode, true) : op; |
| 614 | if (switchOp.mode != AppOpsManager.MODE_ALLOWED) { |
| 615 | if (DEBUG) Log.d(TAG, "startOperation: reject #" + op.mode + " for code " |
| 616 | + switchCode + " (" + code + ") uid " + uid + " package " + packageName); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 617 | op.rejectTime = System.currentTimeMillis(); |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 618 | return switchOp.mode; |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 619 | } |
| 620 | if (DEBUG) Log.d(TAG, "startOperation: allowing code " + code + " uid " + uid |
| 621 | + " package " + packageName); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 622 | if (op.nesting == 0) { |
| 623 | op.time = System.currentTimeMillis(); |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 624 | op.rejectTime = 0; |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 625 | op.duration = -1; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 626 | } |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 627 | op.nesting++; |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 628 | if (client.mStartedOps != null) { |
| 629 | client.mStartedOps.add(op); |
| 630 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 631 | return AppOpsManager.MODE_ALLOWED; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 632 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 633 | } |
| 634 | |
| 635 | @Override |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 636 | public void finishOperation(IBinder token, int code, int uid, String packageName) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 637 | verifyIncomingUid(uid); |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 638 | verifyIncomingOp(code); |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 639 | ClientState client = (ClientState)token; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 640 | synchronized (this) { |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 641 | Op op = getOpLocked(code, uid, packageName, true); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 642 | if (op == null) { |
| 643 | return; |
| 644 | } |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 645 | if (client.mStartedOps != null) { |
| 646 | if (!client.mStartedOps.remove(op)) { |
| 647 | throw new IllegalStateException("Operation not started: uid" + op.uid |
| 648 | + " pkg=" + op.packageName + " op=" + op.op); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 649 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 650 | } |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 651 | finishOperationLocked(op); |
| 652 | } |
| 653 | } |
| 654 | |
| 655 | void finishOperationLocked(Op op) { |
| 656 | if (op.nesting <= 1) { |
| 657 | if (op.nesting == 1) { |
| 658 | op.duration = (int)(System.currentTimeMillis() - op.time); |
| 659 | op.time += op.duration; |
| 660 | } else { |
| 661 | Slog.w(TAG, "Finishing op nesting under-run: uid " + op.uid + " pkg " |
| 662 | + op.packageName + " code " + op.op + " time=" + op.time |
| 663 | + " duration=" + op.duration + " nesting=" + op.nesting); |
| 664 | } |
| 665 | op.nesting = 0; |
| 666 | } else { |
| 667 | op.nesting--; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 668 | } |
| 669 | } |
| 670 | |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 671 | private void verifyIncomingUid(int uid) { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 672 | if (uid == Binder.getCallingUid()) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 673 | return; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 674 | } |
| 675 | if (Binder.getCallingPid() == Process.myPid()) { |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 676 | return; |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 677 | } |
| 678 | mContext.enforcePermission(android.Manifest.permission.UPDATE_APP_OPS_STATS, |
| 679 | Binder.getCallingPid(), Binder.getCallingUid(), null); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 680 | } |
| 681 | |
Dianne Hackborn | 961321f | 2013-02-05 17:22:41 -0800 | [diff] [blame] | 682 | private void verifyIncomingOp(int op) { |
| 683 | if (op >= 0 && op < AppOpsManager._NUM_OP) { |
| 684 | return; |
| 685 | } |
| 686 | throw new IllegalArgumentException("Bad operation #" + op); |
| 687 | } |
| 688 | |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 689 | private Ops getOpsLocked(int uid, String packageName, boolean edit) { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 690 | HashMap<String, Ops> pkgOps = mUidOps.get(uid); |
| 691 | if (pkgOps == null) { |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 692 | if (!edit) { |
| 693 | return null; |
| 694 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 695 | pkgOps = new HashMap<String, Ops>(); |
| 696 | mUidOps.put(uid, pkgOps); |
| 697 | } |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 698 | if (uid == 0) { |
| 699 | packageName = "root"; |
| 700 | } else if (uid == Process.SHELL_UID) { |
| 701 | packageName = "com.android.shell"; |
| 702 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 703 | Ops ops = pkgOps.get(packageName); |
| 704 | if (ops == null) { |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 705 | if (!edit) { |
| 706 | return null; |
| 707 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 708 | // This is the first time we have seen this package name under this uid, |
| 709 | // so let's make sure it is valid. |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 710 | if (uid != 0) { |
| 711 | final long ident = Binder.clearCallingIdentity(); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 712 | try { |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 713 | int pkgUid = -1; |
| 714 | try { |
| 715 | pkgUid = mContext.getPackageManager().getPackageUid(packageName, |
| 716 | UserHandle.getUserId(uid)); |
| 717 | } catch (NameNotFoundException e) { |
Dianne Hackborn | 713df15 | 2013-05-17 11:27:57 -0700 | [diff] [blame] | 718 | if ("media".equals(packageName)) { |
| 719 | pkgUid = Process.MEDIA_UID; |
| 720 | } |
Dianne Hackborn | 514074f | 2013-02-11 10:52:46 -0800 | [diff] [blame] | 721 | } |
| 722 | if (pkgUid != uid) { |
| 723 | // Oops! The package name is not valid for the uid they are calling |
| 724 | // under. Abort. |
| 725 | Slog.w(TAG, "Bad call: specified package " + packageName |
| 726 | + " under uid " + uid + " but it is really " + pkgUid); |
| 727 | return null; |
| 728 | } |
| 729 | } finally { |
| 730 | Binder.restoreCallingIdentity(ident); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 731 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 732 | } |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 733 | ops = new Ops(packageName, uid); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 734 | pkgOps.put(packageName, ops); |
| 735 | } |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 736 | return ops; |
| 737 | } |
| 738 | |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 739 | private void scheduleWriteLocked() { |
| 740 | if (!mWriteScheduled) { |
| 741 | mWriteScheduled = true; |
| 742 | mHandler.postDelayed(mWriteRunner, WRITE_DELAY); |
| 743 | } |
| 744 | } |
| 745 | |
| 746 | private void scheduleWriteNowLocked() { |
| 747 | if (!mWriteScheduled) { |
| 748 | mWriteScheduled = true; |
| 749 | } |
| 750 | mHandler.removeCallbacks(mWriteRunner); |
| 751 | mHandler.post(mWriteRunner); |
| 752 | } |
| 753 | |
Dianne Hackborn | 72e3983 | 2013-01-18 18:36:09 -0800 | [diff] [blame] | 754 | private Op getOpLocked(int code, int uid, String packageName, boolean edit) { |
| 755 | Ops ops = getOpsLocked(uid, packageName, edit); |
| 756 | if (ops == null) { |
| 757 | return null; |
| 758 | } |
Dianne Hackborn | f265ea9 | 2013-01-31 15:00:51 -0800 | [diff] [blame] | 759 | return getOpLocked(ops, code, edit); |
| 760 | } |
| 761 | |
| 762 | private Op getOpLocked(Ops ops, int code, boolean edit) { |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 763 | Op op = ops.get(code); |
| 764 | if (op == null) { |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 765 | if (!edit) { |
| 766 | return null; |
| 767 | } |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 768 | op = new Op(ops.uid, ops.packageName, code); |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 769 | ops.put(code, op); |
| 770 | } |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 771 | if (edit) { |
| 772 | scheduleWriteLocked(); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 773 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 774 | return op; |
| 775 | } |
| 776 | |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 777 | void readState() { |
| 778 | synchronized (mFile) { |
| 779 | synchronized (this) { |
| 780 | FileInputStream stream; |
| 781 | try { |
| 782 | stream = mFile.openRead(); |
| 783 | } catch (FileNotFoundException e) { |
| 784 | Slog.i(TAG, "No existing app ops " + mFile.getBaseFile() + "; starting empty"); |
| 785 | return; |
| 786 | } |
| 787 | boolean success = false; |
| 788 | try { |
| 789 | XmlPullParser parser = Xml.newPullParser(); |
| 790 | parser.setInput(stream, null); |
| 791 | int type; |
| 792 | while ((type = parser.next()) != XmlPullParser.START_TAG |
| 793 | && type != XmlPullParser.END_DOCUMENT) { |
| 794 | ; |
| 795 | } |
| 796 | |
| 797 | if (type != XmlPullParser.START_TAG) { |
| 798 | throw new IllegalStateException("no start tag found"); |
| 799 | } |
| 800 | |
| 801 | int outerDepth = parser.getDepth(); |
| 802 | while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| 803 | && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| 804 | if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| 805 | continue; |
| 806 | } |
| 807 | |
| 808 | String tagName = parser.getName(); |
| 809 | if (tagName.equals("pkg")) { |
Dave Burke | 0997c5bd | 2013-08-02 20:25:02 +0000 | [diff] [blame] | 810 | readPackage(parser); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 811 | } else { |
| 812 | Slog.w(TAG, "Unknown element under <app-ops>: " |
| 813 | + parser.getName()); |
| 814 | XmlUtils.skipCurrentTag(parser); |
| 815 | } |
| 816 | } |
| 817 | success = true; |
| 818 | } catch (IllegalStateException e) { |
| 819 | Slog.w(TAG, "Failed parsing " + e); |
| 820 | } catch (NullPointerException e) { |
| 821 | Slog.w(TAG, "Failed parsing " + e); |
| 822 | } catch (NumberFormatException e) { |
| 823 | Slog.w(TAG, "Failed parsing " + e); |
| 824 | } catch (XmlPullParserException e) { |
| 825 | Slog.w(TAG, "Failed parsing " + e); |
| 826 | } catch (IOException e) { |
| 827 | Slog.w(TAG, "Failed parsing " + e); |
| 828 | } catch (IndexOutOfBoundsException e) { |
| 829 | Slog.w(TAG, "Failed parsing " + e); |
| 830 | } finally { |
| 831 | if (!success) { |
| 832 | mUidOps.clear(); |
| 833 | } |
| 834 | try { |
| 835 | stream.close(); |
| 836 | } catch (IOException e) { |
| 837 | } |
| 838 | } |
| 839 | } |
| 840 | } |
| 841 | } |
| 842 | |
Dave Burke | 0997c5bd | 2013-08-02 20:25:02 +0000 | [diff] [blame] | 843 | void readPackage(XmlPullParser parser) throws NumberFormatException, |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 844 | XmlPullParserException, IOException { |
| 845 | String pkgName = parser.getAttributeValue(null, "n"); |
| 846 | int outerDepth = parser.getDepth(); |
| 847 | int type; |
| 848 | while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| 849 | && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| 850 | if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| 851 | continue; |
| 852 | } |
| 853 | |
| 854 | String tagName = parser.getName(); |
| 855 | if (tagName.equals("uid")) { |
Dave Burke | 0997c5bd | 2013-08-02 20:25:02 +0000 | [diff] [blame] | 856 | readUid(parser, pkgName); |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 857 | } else { |
| 858 | Slog.w(TAG, "Unknown element under <pkg>: " |
| 859 | + parser.getName()); |
| 860 | XmlUtils.skipCurrentTag(parser); |
| 861 | } |
| 862 | } |
| 863 | } |
| 864 | |
Dave Burke | 0997c5bd | 2013-08-02 20:25:02 +0000 | [diff] [blame] | 865 | void readUid(XmlPullParser parser, String pkgName) throws NumberFormatException, |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 866 | XmlPullParserException, IOException { |
| 867 | int uid = Integer.parseInt(parser.getAttributeValue(null, "n")); |
| 868 | int outerDepth = parser.getDepth(); |
| 869 | int type; |
| 870 | while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| 871 | && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| 872 | if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| 873 | continue; |
| 874 | } |
| 875 | |
| 876 | String tagName = parser.getName(); |
| 877 | if (tagName.equals("op")) { |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 878 | Op op = new Op(uid, pkgName, Integer.parseInt(parser.getAttributeValue(null, "n"))); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 879 | String mode = parser.getAttributeValue(null, "m"); |
| 880 | if (mode != null) { |
Dave Burke | 0997c5bd | 2013-08-02 20:25:02 +0000 | [diff] [blame] | 881 | op.mode = Integer.parseInt(mode); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 882 | } |
| 883 | String time = parser.getAttributeValue(null, "t"); |
| 884 | if (time != null) { |
| 885 | op.time = Long.parseLong(time); |
| 886 | } |
| 887 | time = parser.getAttributeValue(null, "r"); |
| 888 | if (time != null) { |
| 889 | op.rejectTime = Long.parseLong(time); |
| 890 | } |
| 891 | String dur = parser.getAttributeValue(null, "d"); |
| 892 | if (dur != null) { |
| 893 | op.duration = Integer.parseInt(dur); |
| 894 | } |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 895 | HashMap<String, Ops> pkgOps = mUidOps.get(uid); |
| 896 | if (pkgOps == null) { |
| 897 | pkgOps = new HashMap<String, Ops>(); |
| 898 | mUidOps.put(uid, pkgOps); |
| 899 | } |
| 900 | Ops ops = pkgOps.get(pkgName); |
| 901 | if (ops == null) { |
| 902 | ops = new Ops(pkgName, uid); |
| 903 | pkgOps.put(pkgName, ops); |
| 904 | } |
| 905 | ops.put(op.op, op); |
| 906 | } else { |
| 907 | Slog.w(TAG, "Unknown element under <pkg>: " |
| 908 | + parser.getName()); |
| 909 | XmlUtils.skipCurrentTag(parser); |
| 910 | } |
| 911 | } |
| 912 | } |
| 913 | |
| 914 | void writeState() { |
| 915 | synchronized (mFile) { |
| 916 | List<AppOpsManager.PackageOps> allOps = getPackagesForOps(null); |
| 917 | |
| 918 | FileOutputStream stream; |
| 919 | try { |
| 920 | stream = mFile.startWrite(); |
| 921 | } catch (IOException e) { |
| 922 | Slog.w(TAG, "Failed to write state: " + e); |
| 923 | return; |
| 924 | } |
| 925 | |
| 926 | try { |
| 927 | XmlSerializer out = new FastXmlSerializer(); |
| 928 | out.setOutput(stream, "utf-8"); |
| 929 | out.startDocument(null, true); |
| 930 | out.startTag(null, "app-ops"); |
| 931 | |
| 932 | if (allOps != null) { |
| 933 | String lastPkg = null; |
| 934 | for (int i=0; i<allOps.size(); i++) { |
| 935 | AppOpsManager.PackageOps pkg = allOps.get(i); |
| 936 | if (!pkg.getPackageName().equals(lastPkg)) { |
| 937 | if (lastPkg != null) { |
| 938 | out.endTag(null, "pkg"); |
| 939 | } |
| 940 | lastPkg = pkg.getPackageName(); |
| 941 | out.startTag(null, "pkg"); |
| 942 | out.attribute(null, "n", lastPkg); |
| 943 | } |
| 944 | out.startTag(null, "uid"); |
| 945 | out.attribute(null, "n", Integer.toString(pkg.getUid())); |
| 946 | List<AppOpsManager.OpEntry> ops = pkg.getOps(); |
| 947 | for (int j=0; j<ops.size(); j++) { |
| 948 | AppOpsManager.OpEntry op = ops.get(j); |
| 949 | out.startTag(null, "op"); |
| 950 | out.attribute(null, "n", Integer.toString(op.getOp())); |
David Braun | f5d8319 | 2013-09-16 13:43:51 -0700 | [diff] [blame] | 951 | if (op.getMode() != AppOpsManager.opToDefaultMode(op.getOp())) { |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 952 | out.attribute(null, "m", Integer.toString(op.getMode())); |
| 953 | } |
| 954 | long time = op.getTime(); |
| 955 | if (time != 0) { |
| 956 | out.attribute(null, "t", Long.toString(time)); |
| 957 | } |
| 958 | time = op.getRejectTime(); |
| 959 | if (time != 0) { |
| 960 | out.attribute(null, "r", Long.toString(time)); |
| 961 | } |
| 962 | int dur = op.getDuration(); |
| 963 | if (dur != 0) { |
| 964 | out.attribute(null, "d", Integer.toString(dur)); |
| 965 | } |
Dianne Hackborn | 35654b6 | 2013-01-14 17:38:02 -0800 | [diff] [blame] | 966 | out.endTag(null, "op"); |
| 967 | } |
| 968 | out.endTag(null, "uid"); |
| 969 | } |
| 970 | if (lastPkg != null) { |
| 971 | out.endTag(null, "pkg"); |
| 972 | } |
| 973 | } |
| 974 | |
| 975 | out.endTag(null, "app-ops"); |
| 976 | out.endDocument(); |
| 977 | mFile.finishWrite(stream); |
| 978 | } catch (IOException e) { |
| 979 | Slog.w(TAG, "Failed to write state, restoring backup.", e); |
| 980 | mFile.failWrite(stream); |
| 981 | } |
| 982 | } |
| 983 | } |
| 984 | |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 985 | @Override |
| 986 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| 987 | if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) |
| 988 | != PackageManager.PERMISSION_GRANTED) { |
| 989 | pw.println("Permission Denial: can't dump ApOps service from from pid=" |
| 990 | + Binder.getCallingPid() |
| 991 | + ", uid=" + Binder.getCallingUid()); |
| 992 | return; |
| 993 | } |
| 994 | |
| 995 | synchronized (this) { |
| 996 | pw.println("Current AppOps Service state:"); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 997 | final long now = System.currentTimeMillis(); |
Dianne Hackborn | e98f5db | 2013-07-17 17:23:25 -0700 | [diff] [blame] | 998 | boolean needSep = false; |
| 999 | if (mOpModeWatchers.size() > 0) { |
| 1000 | needSep = true; |
| 1001 | pw.println(" Op mode watchers:"); |
| 1002 | for (int i=0; i<mOpModeWatchers.size(); i++) { |
| 1003 | pw.print(" Op "); pw.print(AppOpsManager.opToName(mOpModeWatchers.keyAt(i))); |
| 1004 | pw.println(":"); |
| 1005 | ArrayList<Callback> callbacks = mOpModeWatchers.valueAt(i); |
| 1006 | for (int j=0; j<callbacks.size(); j++) { |
| 1007 | pw.print(" #"); pw.print(j); pw.print(": "); |
| 1008 | pw.println(callbacks.get(j)); |
| 1009 | } |
| 1010 | } |
| 1011 | } |
| 1012 | if (mPackageModeWatchers.size() > 0) { |
| 1013 | needSep = true; |
| 1014 | pw.println(" Package mode watchers:"); |
| 1015 | for (int i=0; i<mPackageModeWatchers.size(); i++) { |
| 1016 | pw.print(" Pkg "); pw.print(mPackageModeWatchers.keyAt(i)); |
| 1017 | pw.println(":"); |
| 1018 | ArrayList<Callback> callbacks = mPackageModeWatchers.valueAt(i); |
| 1019 | for (int j=0; j<callbacks.size(); j++) { |
| 1020 | pw.print(" #"); pw.print(j); pw.print(": "); |
| 1021 | pw.println(callbacks.get(j)); |
| 1022 | } |
| 1023 | } |
| 1024 | } |
| 1025 | if (mModeWatchers.size() > 0) { |
| 1026 | needSep = true; |
| 1027 | pw.println(" All mode watchers:"); |
| 1028 | for (int i=0; i<mModeWatchers.size(); i++) { |
| 1029 | pw.print(" "); pw.print(mModeWatchers.keyAt(i)); |
| 1030 | pw.print(" -> "); pw.println(mModeWatchers.valueAt(i)); |
| 1031 | } |
| 1032 | } |
| 1033 | if (mClients.size() > 0) { |
| 1034 | needSep = true; |
| 1035 | pw.println(" Clients:"); |
| 1036 | for (int i=0; i<mClients.size(); i++) { |
| 1037 | pw.print(" "); pw.print(mClients.keyAt(i)); pw.println(":"); |
| 1038 | ClientState cs = mClients.valueAt(i); |
| 1039 | pw.print(" "); pw.println(cs); |
| 1040 | if (cs.mStartedOps != null && cs.mStartedOps.size() > 0) { |
| 1041 | pw.println(" Started ops:"); |
| 1042 | for (int j=0; j<cs.mStartedOps.size(); j++) { |
| 1043 | Op op = cs.mStartedOps.get(j); |
| 1044 | pw.print(" "); pw.print("uid="); pw.print(op.uid); |
| 1045 | pw.print(" pkg="); pw.print(op.packageName); |
| 1046 | pw.print(" op="); pw.println(AppOpsManager.opToName(op.op)); |
| 1047 | } |
| 1048 | } |
| 1049 | } |
| 1050 | } |
| 1051 | if (needSep) { |
| 1052 | pw.println(); |
| 1053 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 1054 | for (int i=0; i<mUidOps.size(); i++) { |
| 1055 | pw.print(" Uid "); UserHandle.formatUid(pw, mUidOps.keyAt(i)); pw.println(":"); |
| 1056 | HashMap<String, Ops> pkgOps = mUidOps.valueAt(i); |
| 1057 | for (Ops ops : pkgOps.values()) { |
| 1058 | pw.print(" Package "); pw.print(ops.packageName); pw.println(":"); |
| 1059 | for (int j=0; j<ops.size(); j++) { |
| 1060 | Op op = ops.valueAt(j); |
Dianne Hackborn | 5e45ee6 | 2013-01-24 19:13:44 -0800 | [diff] [blame] | 1061 | pw.print(" "); pw.print(AppOpsManager.opToName(op.op)); |
| 1062 | pw.print(": mode="); pw.print(op.mode); |
| 1063 | if (op.time != 0) { |
| 1064 | pw.print("; time="); TimeUtils.formatDuration(now-op.time, pw); |
| 1065 | pw.print(" ago"); |
| 1066 | } |
| 1067 | if (op.rejectTime != 0) { |
| 1068 | pw.print("; rejectTime="); TimeUtils.formatDuration(now-op.rejectTime, pw); |
| 1069 | pw.print(" ago"); |
| 1070 | } |
Dianne Hackborn | a06de0f | 2012-12-11 16:34:47 -0800 | [diff] [blame] | 1071 | if (op.duration == -1) { |
| 1072 | pw.println(" (running)"); |
| 1073 | } else { |
| 1074 | pw.print("; duration="); |
| 1075 | TimeUtils.formatDuration(op.duration, pw); |
| 1076 | pw.println(); |
| 1077 | } |
| 1078 | } |
| 1079 | } |
| 1080 | } |
| 1081 | } |
| 1082 | } |
| 1083 | } |