Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 1 | /* |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 2 | * Copyright (C) 2014 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.fingerprint; |
| 18 | |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 19 | import static android.Manifest.permission.INTERACT_ACROSS_USERS; |
| 20 | import static android.Manifest.permission.MANAGE_FINGERPRINT; |
| 21 | import static android.Manifest.permission.RESET_FINGERPRINT_LOCKOUT; |
| 22 | import static android.Manifest.permission.USE_FINGERPRINT; |
Charles He | 29b3a8a | 2017-05-04 16:02:38 +0100 | [diff] [blame] | 23 | import static android.app.ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND; |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 24 | |
Sasha Levitskiy | 80db9ba | 2015-05-08 14:31:48 -0700 | [diff] [blame] | 25 | import android.app.ActivityManager; |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 26 | import android.app.ActivityManager.RunningAppProcessInfo; |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 27 | import android.app.AlarmManager; |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 28 | import android.app.AppOpsManager; |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 29 | import android.app.PendingIntent; |
Fyodor Kupolov | 6005b3f | 2015-11-23 17:41:50 -0800 | [diff] [blame] | 30 | import android.app.SynchronousUserSwitchObserver; |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 31 | import android.content.BroadcastReceiver; |
Charles He | 29b3a8a | 2017-05-04 16:02:38 +0100 | [diff] [blame] | 32 | import android.content.ComponentName; |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 33 | import android.content.Context; |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 34 | import android.content.Intent; |
| 35 | import android.content.IntentFilter; |
Jim Miller | f501b58 | 2015-06-03 16:36:31 -0700 | [diff] [blame] | 36 | import android.content.pm.PackageManager; |
Jim Miller | cb7d9e9 | 2015-06-16 15:05:48 -0700 | [diff] [blame] | 37 | import android.content.pm.UserInfo; |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 38 | import android.hardware.biometrics.fingerprint.V2_1.IBiometricsFingerprint; |
| 39 | import android.hardware.biometrics.fingerprint.V2_1.IBiometricsFingerprintClientCallback; |
| 40 | import android.hardware.fingerprint.Fingerprint; |
| 41 | import android.hardware.fingerprint.FingerprintManager; |
Phil Weaver | 27fcd9c | 2017-01-20 15:57:24 -0800 | [diff] [blame] | 42 | import android.hardware.fingerprint.IFingerprintClientActiveCallback; |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 43 | import android.hardware.fingerprint.IFingerprintDialogReceiver; |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 44 | import android.hardware.fingerprint.IFingerprintService; |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 45 | import android.hardware.fingerprint.IFingerprintServiceLockoutResetCallback; |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 46 | import android.hardware.fingerprint.IFingerprintServiceReceiver; |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 47 | import android.os.Binder; |
Andreas Huber | 7fe2053 | 2018-01-22 11:26:44 -0800 | [diff] [blame] | 48 | import android.os.Build; |
Jorim Jaggi | 57e2f4d | 2016-11-24 14:38:18 +0100 | [diff] [blame] | 49 | import android.os.Bundle; |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 50 | import android.os.DeadObjectException; |
Sasha Levitskiy | 80db9ba | 2015-05-08 14:31:48 -0700 | [diff] [blame] | 51 | import android.os.Environment; |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 52 | import android.os.Handler; |
| 53 | import android.os.IBinder; |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 54 | import android.os.IHwBinder; |
Jorim Jaggi | 57e2f4d | 2016-11-24 14:38:18 +0100 | [diff] [blame] | 55 | import android.os.IRemoteCallback; |
Jim Miller | dca15d2 | 2015-06-16 20:55:13 -0700 | [diff] [blame] | 56 | import android.os.PowerManager; |
Jorim Jaggi | 57e2f4d | 2016-11-24 14:38:18 +0100 | [diff] [blame] | 57 | import android.os.PowerManager.WakeLock; |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 58 | import android.os.RemoteException; |
Jim Miller | 16ef71f | 2015-05-21 17:02:21 -0700 | [diff] [blame] | 59 | import android.os.SELinux; |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 60 | import android.os.ServiceManager; |
Jim Miller | dca15d2 | 2015-06-16 20:55:13 -0700 | [diff] [blame] | 61 | import android.os.SystemClock; |
Andreas Huber | 7fe2053 | 2018-01-22 11:26:44 -0800 | [diff] [blame] | 62 | import android.os.SystemProperties; |
Jim Miller | 599ef0e | 2015-06-15 20:39:44 -0700 | [diff] [blame] | 63 | import android.os.UserHandle; |
Jim Miller | cb7d9e9 | 2015-06-16 15:05:48 -0700 | [diff] [blame] | 64 | import android.os.UserManager; |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 65 | import android.security.KeyStore; |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 66 | import android.util.Slog; |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 67 | import android.util.SparseBooleanArray; |
| 68 | import android.util.SparseIntArray; |
Joe Onorato | 1754d74 | 2016-11-21 17:51:35 -0800 | [diff] [blame] | 69 | import android.util.proto.ProtoOutputStream; |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 70 | |
Fyodor Kupolov | 449e708 | 2016-10-31 15:06:12 -0700 | [diff] [blame] | 71 | import com.android.internal.annotations.GuardedBy; |
Chris Wren | c510ad5 | 2015-08-14 15:43:15 -0400 | [diff] [blame] | 72 | import com.android.internal.logging.MetricsLogger; |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 73 | import com.android.internal.statusbar.IStatusBarService; |
Jeff Sharkey | fe9a53b | 2017-03-31 14:08:23 -0600 | [diff] [blame] | 74 | import com.android.internal.util.DumpUtils; |
Fyodor Kupolov | e29a5a1 | 2016-12-16 16:14:17 -0800 | [diff] [blame] | 75 | import com.android.server.SystemServerInitThreadPool; |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 76 | import com.android.server.SystemService; |
| 77 | |
Chris Wren | c510ad5 | 2015-08-14 15:43:15 -0400 | [diff] [blame] | 78 | import org.json.JSONArray; |
| 79 | import org.json.JSONException; |
| 80 | import org.json.JSONObject; |
| 81 | |
Sasha Levitskiy | 80db9ba | 2015-05-08 14:31:48 -0700 | [diff] [blame] | 82 | import java.io.File; |
Chris Wren | c510ad5 | 2015-08-14 15:43:15 -0400 | [diff] [blame] | 83 | import java.io.FileDescriptor; |
| 84 | import java.io.PrintWriter; |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 85 | import java.util.ArrayList; |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 86 | import java.util.Collections; |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 87 | import java.util.HashMap; |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 88 | import java.util.List; |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 89 | import java.util.Map; |
Phil Weaver | 27fcd9c | 2017-01-20 15:57:24 -0800 | [diff] [blame] | 90 | import java.util.concurrent.CopyOnWriteArrayList; |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 91 | |
| 92 | /** |
| 93 | * A service to manage multiple clients that want to access the fingerprint HAL API. |
| 94 | * The service is responsible for maintaining a list of clients and dispatching all |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 95 | * fingerprint-related events. |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 96 | * |
| 97 | * @hide |
| 98 | */ |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 99 | public class FingerprintService extends SystemService implements IHwBinder.DeathRecipient { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 100 | static final String TAG = "FingerprintService"; |
| 101 | static final boolean DEBUG = true; |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 102 | private static final boolean CLEANUP_UNUSED_FP = true; |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 103 | private static final String FP_DATA_DIR = "fpdata"; |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 104 | private static final int MSG_USER_SWITCHING = 10; |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 105 | private static final String ACTION_LOCKOUT_RESET = |
| 106 | "com.android.server.fingerprint.ACTION_LOCKOUT_RESET"; |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 107 | private static final String KEY_LOCKOUT_RESET_USER = "lockout_reset_user"; |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 108 | |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 109 | private class PerformanceStats { |
| 110 | int accept; // number of accepted fingerprints |
| 111 | int reject; // number of rejected fingerprints |
| 112 | int acquire; // total number of acquisitions. Should be >= accept+reject due to poor image |
| 113 | // acquisition in some cases (too fast, too slow, dirty sensor, etc.) |
| 114 | int lockout; // total number of lockouts |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 115 | int permanentLockout; // total number of permanent lockouts |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 116 | } |
| 117 | |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 118 | private final ArrayList<FingerprintServiceLockoutResetMonitor> mLockoutMonitors = |
| 119 | new ArrayList<>(); |
Phil Weaver | 27fcd9c | 2017-01-20 15:57:24 -0800 | [diff] [blame] | 120 | private final CopyOnWriteArrayList<IFingerprintClientActiveCallback> mClientActiveCallbacks = |
| 121 | new CopyOnWriteArrayList<>(); |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 122 | private final Map<Integer, Long> mAuthenticatorIds = |
| 123 | Collections.synchronizedMap(new HashMap<>()); |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 124 | private final AppOpsManager mAppOps; |
Jim Miller | af281ca | 2015-04-20 19:04:21 -0700 | [diff] [blame] | 125 | private static final long FAIL_LOCKOUT_TIMEOUT_MS = 30*1000; |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 126 | private static final int MAX_FAILED_ATTEMPTS_LOCKOUT_TIMED = 5; |
| 127 | private static final int MAX_FAILED_ATTEMPTS_LOCKOUT_PERMANENT = 20; |
| 128 | |
Jim Miller | 3d5e396 | 2016-06-08 01:52:50 +0000 | [diff] [blame] | 129 | private static final long CANCEL_TIMEOUT_LIMIT = 3000; // max wait for onCancel() from HAL,in ms |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 130 | private final String mKeyguardPackage; |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 131 | private int mCurrentUserId = UserHandle.USER_NULL; |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 132 | private final FingerprintUtils mFingerprintUtils = FingerprintUtils.getInstance(); |
| 133 | private Context mContext; |
| 134 | private long mHalDeviceId; |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 135 | private SparseBooleanArray mTimedLockoutCleared; |
| 136 | private SparseIntArray mFailedAttempts; |
Fyodor Kupolov | 449e708 | 2016-10-31 15:06:12 -0700 | [diff] [blame] | 137 | @GuardedBy("this") |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 138 | private IBiometricsFingerprint mDaemon; |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 139 | private IStatusBarService mStatusBarService; |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 140 | private final PowerManager mPowerManager; |
| 141 | private final AlarmManager mAlarmManager; |
| 142 | private final UserManager mUserManager; |
| 143 | private ClientMonitor mCurrentClient; |
| 144 | private ClientMonitor mPendingClient; |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 145 | private PerformanceStats mPerformanceStats; |
| 146 | |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 147 | private IBinder mToken = new Binder(); // used for internal FingerprintService enumeration |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 148 | private ArrayList<UserFingerprint> mUnknownFingerprints = new ArrayList<>(); // hw fingerprints |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 149 | |
| 150 | private class UserFingerprint { |
| 151 | Fingerprint f; |
| 152 | int userId; |
| 153 | public UserFingerprint(Fingerprint f, int userId) { |
| 154 | this.f = f; |
| 155 | this.userId = userId; |
| 156 | } |
| 157 | } |
| 158 | |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 159 | // Normal fingerprint authentications are tracked by mPerformanceMap. |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 160 | private HashMap<Integer, PerformanceStats> mPerformanceMap = new HashMap<>(); |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 161 | |
| 162 | // Transactions that make use of CryptoObjects are tracked by mCryptoPerformaceMap. |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 163 | private HashMap<Integer, PerformanceStats> mCryptoPerformanceMap = new HashMap<>(); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 164 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 165 | private Handler mHandler = new Handler() { |
Jim Miller | 80a776e | 2015-07-15 18:57:14 -0700 | [diff] [blame] | 166 | @Override |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 167 | public void handleMessage(android.os.Message msg) { |
| 168 | switch (msg.what) { |
Jorim Jaggi | aa4d32a | 2015-05-13 16:30:04 -0700 | [diff] [blame] | 169 | case MSG_USER_SWITCHING: |
| 170 | handleUserSwitching(msg.arg1); |
| 171 | break; |
| 172 | |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 173 | default: |
| 174 | Slog.w(TAG, "Unknown message:" + msg.what); |
| 175 | } |
| 176 | } |
| 177 | }; |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 178 | |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 179 | private final BroadcastReceiver mLockoutReceiver = new BroadcastReceiver() { |
| 180 | @Override |
| 181 | public void onReceive(Context context, Intent intent) { |
| 182 | if (ACTION_LOCKOUT_RESET.equals(intent.getAction())) { |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 183 | final int user = intent.getIntExtra(KEY_LOCKOUT_RESET_USER, 0); |
| 184 | resetFailedAttemptsForUser(false /* clearAttemptCounter */, user); |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 185 | } |
| 186 | } |
| 187 | }; |
| 188 | |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 189 | private final Runnable mResetFailedAttemptsForCurrentUserRunnable = new Runnable() { |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 190 | @Override |
| 191 | public void run() { |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 192 | resetFailedAttemptsForUser(true /* clearAttemptCounter */, |
| 193 | ActivityManager.getCurrentUser()); |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 194 | } |
| 195 | }; |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 196 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 197 | private final Runnable mResetClientState = new Runnable() { |
| 198 | @Override |
| 199 | public void run() { |
| 200 | // Warning: if we get here, the driver never confirmed our call to cancel the current |
| 201 | // operation (authenticate, enroll, remove, enumerate, etc), which is |
| 202 | // really bad. The result will be a 3-second delay in starting each new client. |
| 203 | // If you see this on a device, make certain the driver notifies with |
| 204 | // {@link FingerprintManager#FINGERPRINT_ERROR_CANCEL} in response to cancel() |
| 205 | // once it has successfully switched to the IDLE state in the fingerprint HAL. |
| 206 | // Additionally,{@link FingerprintManager#FINGERPRINT_ERROR_CANCEL} should only be sent |
| 207 | // in response to an actual cancel() call. |
| 208 | Slog.w(TAG, "Client " |
| 209 | + (mCurrentClient != null ? mCurrentClient.getOwnerString() : "null") |
| 210 | + " failed to respond to cancel, starting client " |
| 211 | + (mPendingClient != null ? mPendingClient.getOwnerString() : "null")); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 212 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 213 | mCurrentClient = null; |
| 214 | startClient(mPendingClient, false); |
| 215 | } |
| 216 | }; |
| 217 | |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 218 | public FingerprintService(Context context) { |
| 219 | super(context); |
| 220 | mContext = context; |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 221 | mKeyguardPackage = ComponentName.unflattenFromString(context.getResources().getString( |
| 222 | com.android.internal.R.string.config_keyguardComponent)).getPackageName(); |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 223 | mAppOps = context.getSystemService(AppOpsManager.class); |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 224 | mPowerManager = mContext.getSystemService(PowerManager.class); |
| 225 | mAlarmManager = mContext.getSystemService(AlarmManager.class); |
| 226 | mContext.registerReceiver(mLockoutReceiver, new IntentFilter(ACTION_LOCKOUT_RESET), |
| 227 | RESET_FINGERPRINT_LOCKOUT, null /* handler */); |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 228 | mUserManager = UserManager.get(mContext); |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 229 | mTimedLockoutCleared = new SparseBooleanArray(); |
| 230 | mFailedAttempts = new SparseIntArray(); |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 231 | mStatusBarService = IStatusBarService.Stub.asInterface( |
| 232 | ServiceManager.getService(Context.STATUS_BAR_SERVICE)); |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 233 | } |
| 234 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 235 | @Override |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 236 | public void serviceDied(long cookie) { |
Kevin Chyn | 80e40cc | 2017-03-14 12:31:17 -0700 | [diff] [blame] | 237 | Slog.v(TAG, "fingerprint HAL died"); |
Jim Miller | c57c8d9 | 2016-09-30 17:17:59 -0700 | [diff] [blame] | 238 | MetricsLogger.count(mContext, "fingerprintd_died", 1); |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 239 | handleError(mHalDeviceId, FingerprintManager.FINGERPRINT_ERROR_HW_UNAVAILABLE, |
| 240 | 0 /*vendorCode */); |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 241 | } |
| 242 | |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 243 | public synchronized IBiometricsFingerprint getFingerprintDaemon() { |
| 244 | if (mDaemon == null) { |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 245 | Slog.v(TAG, "mDaemon was null, reconnect to fingerprint"); |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 246 | try { |
Yifan Hong | 25d5eaa | 2017-03-16 15:25:43 -0700 | [diff] [blame] | 247 | mDaemon = IBiometricsFingerprint.getService(); |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 248 | } catch (java.util.NoSuchElementException e) { |
| 249 | // Service doesn't exist or cannot be opened. Logged below. |
| 250 | } catch (RemoteException e) { |
| 251 | Slog.e(TAG, "Failed to get biometric interface", e); |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 252 | } |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 253 | if (mDaemon == null) { |
| 254 | Slog.w(TAG, "fingerprint HIDL not available"); |
| 255 | return null; |
| 256 | } |
| 257 | |
| 258 | mDaemon.asBinder().linkToDeath(this, 0); |
| 259 | |
| 260 | try { |
| 261 | mHalDeviceId = mDaemon.setNotify(mDaemonCallback); |
| 262 | } catch (RemoteException e) { |
Kevin Chyn | 80e40cc | 2017-03-14 12:31:17 -0700 | [diff] [blame] | 263 | Slog.e(TAG, "Failed to open fingerprint HAL", e); |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 264 | mDaemon = null; // try again later! |
| 265 | } |
| 266 | |
| 267 | if (DEBUG) Slog.v(TAG, "Fingerprint HAL id: " + mHalDeviceId); |
| 268 | if (mHalDeviceId != 0) { |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 269 | loadAuthenticatorIds(); |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 270 | updateActiveGroup(ActivityManager.getCurrentUser(), null); |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 271 | doFingerprintCleanupForUser(ActivityManager.getCurrentUser()); |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 272 | } else { |
| 273 | Slog.w(TAG, "Failed to open Fingerprint HAL!"); |
| 274 | MetricsLogger.count(mContext, "fingerprintd_openhal_error", 1); |
| 275 | mDaemon = null; |
| 276 | } |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 277 | } |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 278 | return mDaemon; |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 279 | } |
| 280 | |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 281 | /** Populates existing authenticator ids. To be used only during the start of the service. */ |
| 282 | private void loadAuthenticatorIds() { |
| 283 | // This operation can be expensive, so keep track of the elapsed time. Might need to move to |
| 284 | // background if it takes too long. |
| 285 | long t = System.currentTimeMillis(); |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 286 | mAuthenticatorIds.clear(); |
| 287 | for (UserInfo user : UserManager.get(mContext).getUsers(true /* excludeDying */)) { |
| 288 | int userId = getUserOrWorkProfileId(null, user.id); |
| 289 | if (!mAuthenticatorIds.containsKey(userId)) { |
| 290 | updateActiveGroup(userId, null); |
| 291 | } |
| 292 | } |
| 293 | |
| 294 | t = System.currentTimeMillis() - t; |
| 295 | if (t > 1000) { |
| 296 | Slog.w(TAG, "loadAuthenticatorIds() taking too long: " + t + "ms"); |
| 297 | } |
| 298 | } |
| 299 | |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 300 | /** |
| 301 | * This method should be called upon connection to the daemon, and when user switches. |
| 302 | * @param userId |
| 303 | */ |
| 304 | private void doFingerprintCleanupForUser(int userId) { |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 305 | if (CLEANUP_UNUSED_FP) { |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 306 | enumerateUser(userId); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 307 | } |
| 308 | } |
| 309 | |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 310 | private void clearEnumerateState() { |
| 311 | if (DEBUG) Slog.v(TAG, "clearEnumerateState()"); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 312 | mUnknownFingerprints.clear(); |
| 313 | } |
| 314 | |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 315 | private void enumerateUser(int userId) { |
| 316 | if (DEBUG) Slog.v(TAG, "Enumerating user(" + userId + ")"); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 317 | boolean restricted = !hasPermission(MANAGE_FINGERPRINT); |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 318 | startEnumerate(mToken, userId, null, restricted, true /* internal */); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 319 | } |
| 320 | |
| 321 | // Remove unknown fingerprints from hardware |
| 322 | private void cleanupUnknownFingerprints() { |
| 323 | if (!mUnknownFingerprints.isEmpty()) { |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 324 | UserFingerprint uf = mUnknownFingerprints.get(0); |
| 325 | mUnknownFingerprints.remove(uf); |
| 326 | boolean restricted = !hasPermission(MANAGE_FINGERPRINT); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 327 | startRemove(mToken, uf.f.getFingerId(), uf.f.getGroupId(), uf.userId, null, |
| 328 | restricted, true /* internal */); |
| 329 | } else { |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 330 | clearEnumerateState(); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 331 | } |
| 332 | } |
| 333 | |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 334 | protected void handleEnumerate(long deviceId, int fingerId, int groupId, int remaining) { |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 335 | ClientMonitor client = mCurrentClient; |
| 336 | |
| 337 | if ( !(client instanceof InternalRemovalClient) && !(client instanceof EnumerateClient) ) { |
| 338 | return; |
| 339 | } |
| 340 | client.onEnumerationResult(fingerId, groupId, remaining); |
| 341 | |
| 342 | // All fingerprints in hardware for this user were enumerated |
| 343 | if (remaining == 0) { |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 344 | if (client instanceof InternalEnumerateClient) { |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 345 | List<Fingerprint> unknownFingerprints = |
| 346 | ((InternalEnumerateClient) client).getUnknownFingerprints(); |
| 347 | |
| 348 | if (!unknownFingerprints.isEmpty()) { |
| 349 | Slog.w(TAG, "Adding " + unknownFingerprints.size() + |
| 350 | " fingerprints for deletion"); |
| 351 | } |
| 352 | for (Fingerprint f : unknownFingerprints) { |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 353 | mUnknownFingerprints.add(new UserFingerprint(f, client.getTargetUserId())); |
| 354 | } |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 355 | removeClient(client); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 356 | cleanupUnknownFingerprints(); |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 357 | } else { |
| 358 | removeClient(client); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 359 | } |
| 360 | } |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 361 | } |
| 362 | |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 363 | protected void handleError(long deviceId, int error, int vendorCode) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 364 | ClientMonitor client = mCurrentClient; |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 365 | if (client instanceof InternalRemovalClient || client instanceof InternalEnumerateClient) { |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 366 | clearEnumerateState(); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 367 | } |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 368 | if (client != null && client.onError(error, vendorCode)) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 369 | removeClient(client); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 370 | } |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 371 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 372 | if (DEBUG) Slog.v(TAG, "handleError(client=" |
Jim Miller | c1e61b8 | 2016-04-18 13:00:40 -0700 | [diff] [blame] | 373 | + (client != null ? client.getOwnerString() : "null") + ", error = " + error + ")"); |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 374 | // This is the magic code that starts the next client when the old client finishes. |
| 375 | if (error == FingerprintManager.FINGERPRINT_ERROR_CANCELED) { |
| 376 | mHandler.removeCallbacks(mResetClientState); |
| 377 | if (mPendingClient != null) { |
| 378 | if (DEBUG) Slog.v(TAG, "start pending client " + mPendingClient.getOwnerString()); |
| 379 | startClient(mPendingClient, false); |
| 380 | mPendingClient = null; |
| 381 | } |
Jim Miller | 8eddd33 | 2017-03-22 16:40:10 -0700 | [diff] [blame] | 382 | } else if (error == FingerprintManager.FINGERPRINT_ERROR_HW_UNAVAILABLE) { |
| 383 | // If we get HW_UNAVAILABLE, try to connect again later... |
| 384 | Slog.w(TAG, "Got ERROR_HW_UNAVAILABLE; try reconnecting next client."); |
| 385 | synchronized (this) { |
| 386 | mDaemon = null; |
| 387 | mHalDeviceId = 0; |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 388 | mCurrentUserId = UserHandle.USER_NULL; |
Jim Miller | 8eddd33 | 2017-03-22 16:40:10 -0700 | [diff] [blame] | 389 | } |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 390 | } |
| 391 | } |
| 392 | |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 393 | protected void handleRemoved(long deviceId, int fingerId, int groupId, int remaining) { |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 394 | if (DEBUG) Slog.w(TAG, "Removed: fid=" + fingerId |
| 395 | + ", gid=" + groupId |
| 396 | + ", dev=" + deviceId |
| 397 | + ", rem=" + remaining); |
| 398 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 399 | ClientMonitor client = mCurrentClient; |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 400 | if (client != null && client.onRemoved(fingerId, groupId, remaining)) { |
Jim Miller | 07dbd63 | 2016-04-05 18:22:30 -0700 | [diff] [blame] | 401 | removeClient(client); |
Charles He | 29b3a8a | 2017-05-04 16:02:38 +0100 | [diff] [blame] | 402 | // When the last fingerprint of a group is removed, update the authenticator id |
| 403 | if (!hasEnrolledFingerprints(groupId)) { |
| 404 | updateActiveGroup(groupId, null); |
| 405 | } |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 406 | } |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 407 | if (client instanceof InternalRemovalClient && !mUnknownFingerprints.isEmpty()) { |
| 408 | cleanupUnknownFingerprints(); |
| 409 | } else if (client instanceof InternalRemovalClient){ |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 410 | clearEnumerateState(); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 411 | } |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 412 | } |
| 413 | |
Jim Miller | a8eaeeb | 2017-01-24 14:47:04 -0800 | [diff] [blame] | 414 | protected void handleAuthenticated(long deviceId, int fingerId, int groupId, |
| 415 | ArrayList<Byte> token) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 416 | ClientMonitor client = mCurrentClient; |
Jim Miller | a8eaeeb | 2017-01-24 14:47:04 -0800 | [diff] [blame] | 417 | if (fingerId != 0) { |
| 418 | // Ugh... |
| 419 | final byte[] byteToken = new byte[token.size()]; |
| 420 | for (int i = 0; i < token.size(); i++) { |
| 421 | byteToken[i] = token.get(i); |
| 422 | } |
| 423 | // Send to Keystore |
| 424 | KeyStore.getInstance().addAuthToken(byteToken); |
| 425 | } |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 426 | if (client != null && client.onAuthenticated(fingerId, groupId)) { |
| 427 | removeClient(client); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 428 | } |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 429 | if (fingerId != 0) { |
| 430 | mPerformanceStats.accept++; |
| 431 | } else { |
| 432 | mPerformanceStats.reject++; |
| 433 | } |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 434 | } |
| 435 | |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 436 | protected void handleAcquired(long deviceId, int acquiredInfo, int vendorCode) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 437 | ClientMonitor client = mCurrentClient; |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 438 | if (client != null && client.onAcquired(acquiredInfo, vendorCode)) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 439 | removeClient(client); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 440 | } |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 441 | if (mPerformanceStats != null && getLockoutMode() == AuthenticationClient.LOCKOUT_NONE |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 442 | && client instanceof AuthenticationClient) { |
| 443 | // ignore enrollment acquisitions or acquisitions when we're locked out |
| 444 | mPerformanceStats.acquire++; |
| 445 | } |
Jim Miller | dca15d2 | 2015-06-16 20:55:13 -0700 | [diff] [blame] | 446 | } |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 447 | |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 448 | protected void handleEnrollResult(long deviceId, int fingerId, int groupId, int remaining) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 449 | ClientMonitor client = mCurrentClient; |
| 450 | if (client != null && client.onEnrollResult(fingerId, groupId, remaining)) { |
| 451 | removeClient(client); |
Charles He | 29b3a8a | 2017-05-04 16:02:38 +0100 | [diff] [blame] | 452 | // When enrollment finishes, update this group's authenticator id, as the HAL has |
| 453 | // already generated a new authenticator id when the new fingerprint is enrolled. |
| 454 | updateActiveGroup(groupId, null); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 455 | } |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 456 | } |
| 457 | |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 458 | private void userActivity() { |
| 459 | long now = SystemClock.uptimeMillis(); |
| 460 | mPowerManager.userActivity(now, PowerManager.USER_ACTIVITY_EVENT_TOUCH, 0); |
| 461 | } |
| 462 | |
| 463 | void handleUserSwitching(int userId) { |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 464 | if (mCurrentClient instanceof InternalRemovalClient |
| 465 | || mCurrentClient instanceof InternalEnumerateClient) { |
| 466 | Slog.w(TAG, "User switched while performing cleanup"); |
| 467 | removeClient(mCurrentClient); |
| 468 | clearEnumerateState(); |
| 469 | } |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 470 | updateActiveGroup(userId, null); |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 471 | doFingerprintCleanupForUser(userId); |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 472 | } |
| 473 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 474 | private void removeClient(ClientMonitor client) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 475 | if (client != null) { |
| 476 | client.destroy(); |
| 477 | if (client != mCurrentClient && mCurrentClient != null) { |
| 478 | Slog.w(TAG, "Unexpected client: " + client.getOwnerString() + "expected: " |
| 479 | + mCurrentClient != null ? mCurrentClient.getOwnerString() : "null"); |
| 480 | } |
| 481 | } |
| 482 | if (mCurrentClient != null) { |
| 483 | if (DEBUG) Slog.v(TAG, "Done with client: " + client.getOwnerString()); |
| 484 | mCurrentClient = null; |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 485 | } |
Phil Weaver | 27fcd9c | 2017-01-20 15:57:24 -0800 | [diff] [blame] | 486 | if (mPendingClient == null) { |
| 487 | notifyClientActiveCallbacks(false); |
| 488 | } |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 489 | } |
| 490 | |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 491 | private int getLockoutMode() { |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 492 | final int currentUser = ActivityManager.getCurrentUser(); |
| 493 | final int failedAttempts = mFailedAttempts.get(currentUser, 0); |
| 494 | if (failedAttempts >= MAX_FAILED_ATTEMPTS_LOCKOUT_PERMANENT) { |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 495 | return AuthenticationClient.LOCKOUT_PERMANENT; |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 496 | } else if (failedAttempts > 0 && |
| 497 | mTimedLockoutCleared.get(currentUser, false) == false |
| 498 | && (failedAttempts % MAX_FAILED_ATTEMPTS_LOCKOUT_TIMED == 0)) { |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 499 | return AuthenticationClient.LOCKOUT_TIMED; |
| 500 | } |
| 501 | return AuthenticationClient.LOCKOUT_NONE; |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 502 | } |
| 503 | |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 504 | private void scheduleLockoutResetForUser(int userId) { |
| 505 | mAlarmManager.setExact(AlarmManager.ELAPSED_REALTIME_WAKEUP, |
| 506 | SystemClock.elapsedRealtime() + FAIL_LOCKOUT_TIMEOUT_MS, |
| 507 | getLockoutResetIntentForUser(userId)); |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 508 | } |
| 509 | |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 510 | private void cancelLockoutResetForUser(int userId) { |
| 511 | mAlarmManager.cancel(getLockoutResetIntentForUser(userId)); |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 512 | } |
| 513 | |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 514 | private PendingIntent getLockoutResetIntentForUser(int userId) { |
| 515 | return PendingIntent.getBroadcast(mContext, userId, |
| 516 | new Intent(ACTION_LOCKOUT_RESET).putExtra(KEY_LOCKOUT_RESET_USER, userId), |
| 517 | PendingIntent.FLAG_UPDATE_CURRENT); |
Jorim Jaggi | 5e35422 | 2015-09-04 14:17:58 -0700 | [diff] [blame] | 518 | } |
| 519 | |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 520 | public long startPreEnroll(IBinder token) { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 521 | IBiometricsFingerprint daemon = getFingerprintDaemon(); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 522 | if (daemon == null) { |
Kevin Chyn | 80e40cc | 2017-03-14 12:31:17 -0700 | [diff] [blame] | 523 | Slog.w(TAG, "startPreEnroll: no fingerprint HAL!"); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 524 | return 0; |
| 525 | } |
| 526 | try { |
| 527 | return daemon.preEnroll(); |
| 528 | } catch (RemoteException e) { |
| 529 | Slog.e(TAG, "startPreEnroll failed", e); |
| 530 | } |
| 531 | return 0; |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 532 | } |
| 533 | |
Sasha Levitskiy | e0943cf | 2015-07-08 13:22:20 -0700 | [diff] [blame] | 534 | public int startPostEnroll(IBinder token) { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 535 | IBiometricsFingerprint daemon = getFingerprintDaemon(); |
Sasha Levitskiy | e0943cf | 2015-07-08 13:22:20 -0700 | [diff] [blame] | 536 | if (daemon == null) { |
Kevin Chyn | 80e40cc | 2017-03-14 12:31:17 -0700 | [diff] [blame] | 537 | Slog.w(TAG, "startPostEnroll: no fingerprint HAL!"); |
Sasha Levitskiy | e0943cf | 2015-07-08 13:22:20 -0700 | [diff] [blame] | 538 | return 0; |
| 539 | } |
| 540 | try { |
| 541 | return daemon.postEnroll(); |
| 542 | } catch (RemoteException e) { |
| 543 | Slog.e(TAG, "startPostEnroll failed", e); |
| 544 | } |
| 545 | return 0; |
| 546 | } |
| 547 | |
Jim Miller | 80a776e | 2015-07-15 18:57:14 -0700 | [diff] [blame] | 548 | /** |
Kevin Chyn | 80e40cc | 2017-03-14 12:31:17 -0700 | [diff] [blame] | 549 | * Calls fingerprint HAL to switch states to the new task. If there's already a current task, |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 550 | * it calls cancel() and sets mPendingClient to begin when the current task finishes |
| 551 | * ({@link FingerprintManager#FINGERPRINT_ERROR_CANCELED}). |
| 552 | * @param newClient the new client that wants to connect |
| 553 | * @param initiatedByClient true for authenticate, remove and enroll |
Jim Miller | 80a776e | 2015-07-15 18:57:14 -0700 | [diff] [blame] | 554 | */ |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 555 | private void startClient(ClientMonitor newClient, boolean initiatedByClient) { |
| 556 | ClientMonitor currentClient = mCurrentClient; |
| 557 | if (currentClient != null) { |
| 558 | if (DEBUG) Slog.v(TAG, "request stop current client " + currentClient.getOwnerString()); |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 559 | if (currentClient instanceof InternalEnumerateClient || |
| 560 | currentClient instanceof InternalRemovalClient) { |
| 561 | // This condition means we're currently running internal diagnostics to |
| 562 | // remove extra fingerprints in the hardware and/or the software |
| 563 | // TODO: design an escape hatch in case client never finishes |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 564 | if (newClient != null) { |
| 565 | Slog.w(TAG, "Internal cleanup in progress but trying to start client " |
| 566 | + newClient.getClass().getSuperclass().getSimpleName() |
| 567 | + "(" + newClient.getOwnerString() + ")" |
| 568 | + ", initiatedByClient = " + initiatedByClient); |
| 569 | } |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 570 | } |
| 571 | else { |
| 572 | currentClient.stop(initiatedByClient); |
| 573 | } |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 574 | mPendingClient = newClient; |
| 575 | mHandler.removeCallbacks(mResetClientState); |
| 576 | mHandler.postDelayed(mResetClientState, CANCEL_TIMEOUT_LIMIT); |
| 577 | } else if (newClient != null) { |
| 578 | mCurrentClient = newClient; |
| 579 | if (DEBUG) Slog.v(TAG, "starting client " |
| 580 | + newClient.getClass().getSuperclass().getSimpleName() |
| 581 | + "(" + newClient.getOwnerString() + ")" |
Kevin Chyn | edd71f9 | 2017-09-01 16:09:57 -0700 | [diff] [blame] | 582 | + ", initiatedByClient = " + initiatedByClient); |
Phil Weaver | 27fcd9c | 2017-01-20 15:57:24 -0800 | [diff] [blame] | 583 | notifyClientActiveCallbacks(true); |
| 584 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 585 | newClient.start(); |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 586 | } |
| 587 | } |
| 588 | |
Jim Miller | 8f2aca0 | 2016-04-20 13:34:11 -0700 | [diff] [blame] | 589 | void startRemove(IBinder token, int fingerId, int groupId, int userId, |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 590 | IFingerprintServiceReceiver receiver, boolean restricted, boolean internal) { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 591 | IBiometricsFingerprint daemon = getFingerprintDaemon(); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 592 | if (daemon == null) { |
Kevin Chyn | 80e40cc | 2017-03-14 12:31:17 -0700 | [diff] [blame] | 593 | Slog.w(TAG, "startRemove: no fingerprint HAL!"); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 594 | return; |
| 595 | } |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 596 | |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 597 | if (internal) { |
| 598 | Context context = getContext(); |
| 599 | InternalRemovalClient client = new InternalRemovalClient(context, mHalDeviceId, |
| 600 | token, receiver, fingerId, groupId, userId, restricted, |
| 601 | context.getOpPackageName()) { |
| 602 | @Override |
| 603 | public void notifyUserActivity() { |
| 604 | |
| 605 | } |
| 606 | @Override |
| 607 | public IBiometricsFingerprint getFingerprintDaemon() { |
| 608 | return FingerprintService.this.getFingerprintDaemon(); |
| 609 | } |
| 610 | }; |
| 611 | startClient(client, true); |
| 612 | } |
| 613 | else { |
| 614 | RemovalClient client = new RemovalClient(getContext(), mHalDeviceId, token, |
| 615 | receiver, fingerId, groupId, userId, restricted, token.toString()) { |
| 616 | @Override |
| 617 | public void notifyUserActivity() { |
| 618 | FingerprintService.this.userActivity(); |
| 619 | } |
| 620 | |
| 621 | @Override |
| 622 | public IBiometricsFingerprint getFingerprintDaemon() { |
| 623 | return FingerprintService.this.getFingerprintDaemon(); |
| 624 | } |
| 625 | }; |
| 626 | startClient(client, true); |
| 627 | } |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 628 | } |
| 629 | |
| 630 | void startEnumerate(IBinder token, int userId, |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 631 | IFingerprintServiceReceiver receiver, boolean restricted, boolean internal) { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 632 | IBiometricsFingerprint daemon = getFingerprintDaemon(); |
| 633 | if (daemon == null) { |
Kevin Chyn | 80e40cc | 2017-03-14 12:31:17 -0700 | [diff] [blame] | 634 | Slog.w(TAG, "startEnumerate: no fingerprint HAL!"); |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 635 | return; |
| 636 | } |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 637 | if (internal) { |
| 638 | List<Fingerprint> enrolledList = getEnrolledFingerprints(userId); |
| 639 | Context context = getContext(); |
| 640 | InternalEnumerateClient client = new InternalEnumerateClient(context, mHalDeviceId, |
| 641 | token, receiver, userId, userId, restricted, context.getOpPackageName(), |
| 642 | enrolledList) { |
| 643 | @Override |
| 644 | public void notifyUserActivity() { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 645 | |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 646 | } |
| 647 | |
| 648 | @Override |
| 649 | public IBiometricsFingerprint getFingerprintDaemon() { |
| 650 | return FingerprintService.this.getFingerprintDaemon(); |
| 651 | } |
| 652 | }; |
| 653 | startClient(client, true); |
| 654 | } |
| 655 | else { |
| 656 | EnumerateClient client = new EnumerateClient(getContext(), mHalDeviceId, token, |
| 657 | receiver, userId, userId, restricted, token.toString()) { |
| 658 | @Override |
| 659 | public void notifyUserActivity() { |
| 660 | FingerprintService.this.userActivity(); |
| 661 | } |
| 662 | |
| 663 | @Override |
| 664 | public IBiometricsFingerprint getFingerprintDaemon() { |
| 665 | return FingerprintService.this.getFingerprintDaemon(); |
| 666 | } |
| 667 | }; |
| 668 | startClient(client, true); |
| 669 | } |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 670 | } |
| 671 | |
Jim Miller | 599ef0e | 2015-06-15 20:39:44 -0700 | [diff] [blame] | 672 | public List<Fingerprint> getEnrolledFingerprints(int userId) { |
| 673 | return mFingerprintUtils.getFingerprintsForUser(mContext, userId); |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 674 | } |
| 675 | |
Jim Miller | 599ef0e | 2015-06-15 20:39:44 -0700 | [diff] [blame] | 676 | public boolean hasEnrolledFingerprints(int userId) { |
Jim Miller | 1fd298b | 2016-02-25 16:42:28 -0800 | [diff] [blame] | 677 | if (userId != UserHandle.getCallingUserId()) { |
Clara Bayarri | 33fd3cf | 2016-02-19 16:54:49 +0000 | [diff] [blame] | 678 | checkPermission(INTERACT_ACROSS_USERS); |
| 679 | } |
Jim Miller | 599ef0e | 2015-06-15 20:39:44 -0700 | [diff] [blame] | 680 | return mFingerprintUtils.getFingerprintsForUser(mContext, userId).size() > 0; |
Jorim Jaggi | 2aad7ee | 2015-04-14 15:25:06 -0700 | [diff] [blame] | 681 | } |
| 682 | |
Jim Miller | f501b58 | 2015-06-03 16:36:31 -0700 | [diff] [blame] | 683 | boolean hasPermission(String permission) { |
| 684 | return getContext().checkCallingOrSelfPermission(permission) |
| 685 | == PackageManager.PERMISSION_GRANTED; |
| 686 | } |
| 687 | |
Jim Miller | ba67aee | 2015-02-20 16:21:26 -0800 | [diff] [blame] | 688 | void checkPermission(String permission) { |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 689 | getContext().enforceCallingOrSelfPermission(permission, |
| 690 | "Must have " + permission + " permission."); |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 691 | } |
| 692 | |
Andres Morales | 494d6e9 | 2015-08-06 15:01:41 -0700 | [diff] [blame] | 693 | int getEffectiveUserId(int userId) { |
| 694 | UserManager um = UserManager.get(mContext); |
| 695 | if (um != null) { |
| 696 | final long callingIdentity = Binder.clearCallingIdentity(); |
| 697 | userId = um.getCredentialOwnerProfile(userId); |
| 698 | Binder.restoreCallingIdentity(callingIdentity); |
| 699 | } else { |
| 700 | Slog.e(TAG, "Unable to acquire UserManager"); |
| 701 | } |
| 702 | return userId; |
| 703 | } |
| 704 | |
Jim Miller | cb7d9e9 | 2015-06-16 15:05:48 -0700 | [diff] [blame] | 705 | boolean isCurrentUserOrProfile(int userId) { |
| 706 | UserManager um = UserManager.get(mContext); |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 707 | if (um == null) { |
| 708 | Slog.e(TAG, "Unable to acquire UserManager"); |
| 709 | return false; |
Jim Miller | cb7d9e9 | 2015-06-16 15:05:48 -0700 | [diff] [blame] | 710 | } |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 711 | |
| 712 | final long token = Binder.clearCallingIdentity(); |
| 713 | try { |
| 714 | // Allow current user or profiles of the current user... |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 715 | for (int profileId : um.getEnabledProfileIds(ActivityManager.getCurrentUser())) { |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 716 | if (profileId == userId) { |
| 717 | return true; |
| 718 | } |
| 719 | } |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 720 | } finally { |
| 721 | Binder.restoreCallingIdentity(token); |
| 722 | } |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 723 | |
| 724 | return false; |
Jim Miller | cb7d9e9 | 2015-06-16 15:05:48 -0700 | [diff] [blame] | 725 | } |
| 726 | |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 727 | private boolean isForegroundActivity(int uid, int pid) { |
| 728 | try { |
| 729 | List<RunningAppProcessInfo> procs = |
Sudheer Shanka | dc589ac | 2016-11-10 15:30:17 -0800 | [diff] [blame] | 730 | ActivityManager.getService().getRunningAppProcesses(); |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 731 | int N = procs.size(); |
| 732 | for (int i = 0; i < N; i++) { |
| 733 | RunningAppProcessInfo proc = procs.get(i); |
| 734 | if (proc.pid == pid && proc.uid == uid |
| 735 | && proc.importance == IMPORTANCE_FOREGROUND) { |
| 736 | return true; |
| 737 | } |
| 738 | } |
| 739 | } catch (RemoteException e) { |
| 740 | Slog.w(TAG, "am.getRunningAppProcesses() failed"); |
| 741 | } |
| 742 | return false; |
| 743 | } |
| 744 | |
| 745 | /** |
| 746 | * @param opPackageName name of package for caller |
Jim Miller | 37979c9 | 2016-08-05 18:54:58 -0700 | [diff] [blame] | 747 | * @param requireForeground only allow this call while app is in the foreground |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 748 | * @return true if caller can use fingerprint API |
| 749 | */ |
Jim Miller | 37979c9 | 2016-08-05 18:54:58 -0700 | [diff] [blame] | 750 | private boolean canUseFingerprint(String opPackageName, boolean requireForeground, int uid, |
Kevin Chyn | f4023b5 | 2017-04-07 16:29:19 -0700 | [diff] [blame] | 751 | int pid, int userId) { |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 752 | checkPermission(USE_FINGERPRINT); |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 753 | if (isKeyguard(opPackageName)) { |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 754 | return true; // Keyguard is always allowed |
| 755 | } |
Kevin Chyn | f4023b5 | 2017-04-07 16:29:19 -0700 | [diff] [blame] | 756 | if (!isCurrentUserOrProfile(userId)) { |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 757 | Slog.w(TAG,"Rejecting " + opPackageName + " ; not a current user or profile"); |
| 758 | return false; |
| 759 | } |
| 760 | if (mAppOps.noteOp(AppOpsManager.OP_USE_FINGERPRINT, uid, opPackageName) |
| 761 | != AppOpsManager.MODE_ALLOWED) { |
Jim Miller | 1adb4a7 | 2015-09-14 18:58:08 -0700 | [diff] [blame] | 762 | Slog.w(TAG, "Rejecting " + opPackageName + " ; permission denied"); |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 763 | return false; |
| 764 | } |
Jim Miller | 37979c9 | 2016-08-05 18:54:58 -0700 | [diff] [blame] | 765 | if (requireForeground && !(isForegroundActivity(uid, pid) || currentClient(opPackageName))){ |
Jim Miller | 1adb4a7 | 2015-09-14 18:58:08 -0700 | [diff] [blame] | 766 | Slog.w(TAG, "Rejecting " + opPackageName + " ; not in foreground"); |
Jim Miller | 975f145 | 2015-08-31 18:18:22 -0700 | [diff] [blame] | 767 | return false; |
| 768 | } |
| 769 | return true; |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 770 | } |
| 771 | |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 772 | /** |
Jim Miller | 37979c9 | 2016-08-05 18:54:58 -0700 | [diff] [blame] | 773 | * @param opPackageName package of the caller |
| 774 | * @return true if this is the same client currently using fingerprint |
| 775 | */ |
| 776 | private boolean currentClient(String opPackageName) { |
| 777 | return mCurrentClient != null && mCurrentClient.getOwnerString().equals(opPackageName); |
| 778 | } |
| 779 | |
| 780 | /** |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 781 | * @param clientPackage |
| 782 | * @return true if this is keyguard package |
| 783 | */ |
| 784 | private boolean isKeyguard(String clientPackage) { |
| 785 | return mKeyguardPackage.equals(clientPackage); |
| 786 | } |
| 787 | |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 788 | private void addLockoutResetMonitor(FingerprintServiceLockoutResetMonitor monitor) { |
| 789 | if (!mLockoutMonitors.contains(monitor)) { |
| 790 | mLockoutMonitors.add(monitor); |
| 791 | } |
| 792 | } |
| 793 | |
| 794 | private void removeLockoutResetCallback( |
| 795 | FingerprintServiceLockoutResetMonitor monitor) { |
| 796 | mLockoutMonitors.remove(monitor); |
| 797 | } |
| 798 | |
| 799 | private void notifyLockoutResetMonitors() { |
| 800 | for (int i = 0; i < mLockoutMonitors.size(); i++) { |
| 801 | mLockoutMonitors.get(i).sendLockoutReset(); |
| 802 | } |
| 803 | } |
| 804 | |
Phil Weaver | 27fcd9c | 2017-01-20 15:57:24 -0800 | [diff] [blame] | 805 | private void notifyClientActiveCallbacks(boolean isActive) { |
| 806 | List<IFingerprintClientActiveCallback> callbacks = mClientActiveCallbacks; |
| 807 | for (int i = 0; i < callbacks.size(); i++) { |
| 808 | try { |
| 809 | callbacks.get(i).onClientActiveChanged(isActive); |
| 810 | } catch (RemoteException re) { |
| 811 | // If the remote is dead, stop notifying it |
| 812 | mClientActiveCallbacks.remove(callbacks.get(i)); |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 813 | } |
Phil Weaver | 27fcd9c | 2017-01-20 15:57:24 -0800 | [diff] [blame] | 814 | } |
| 815 | } |
| 816 | |
Tony Mak | ff715ac | 2016-04-19 20:44:12 +0100 | [diff] [blame] | 817 | private void startAuthentication(IBinder token, long opId, int callingUserId, int groupId, |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 818 | IFingerprintServiceReceiver receiver, int flags, boolean restricted, |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 819 | String opPackageName, Bundle bundle, IFingerprintDialogReceiver dialogReceiver) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 820 | updateActiveGroup(groupId, opPackageName); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 821 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 822 | if (DEBUG) Slog.v(TAG, "startAuthentication(" + opPackageName + ")"); |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 823 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 824 | AuthenticationClient client = new AuthenticationClient(getContext(), mHalDeviceId, token, |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 825 | receiver, mCurrentUserId, groupId, opId, restricted, opPackageName, bundle, |
| 826 | dialogReceiver, mStatusBarService) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 827 | @Override |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 828 | public int handleFailedAttempt() { |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 829 | final int currentUser = ActivityManager.getCurrentUser(); |
| 830 | mFailedAttempts.put(currentUser, mFailedAttempts.get(currentUser, 0) + 1); |
| 831 | mTimedLockoutCleared.put(ActivityManager.getCurrentUser(), false); |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 832 | final int lockoutMode = getLockoutMode(); |
| 833 | if (lockoutMode == AuthenticationClient.LOCKOUT_PERMANENT) { |
| 834 | mPerformanceStats.permanentLockout++; |
| 835 | } else if (lockoutMode == AuthenticationClient.LOCKOUT_TIMED) { |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 836 | mPerformanceStats.lockout++; |
| 837 | } |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 838 | |
| 839 | // Failing multiple times will continue to push out the lockout time |
| 840 | if (lockoutMode != AuthenticationClient.LOCKOUT_NONE) { |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 841 | scheduleLockoutResetForUser(currentUser); |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 842 | return lockoutMode; |
Jim Miller | 16ef71f | 2015-05-21 17:02:21 -0700 | [diff] [blame] | 843 | } |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 844 | return AuthenticationClient.LOCKOUT_NONE; |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 845 | } |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 846 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 847 | @Override |
| 848 | public void resetFailedAttempts() { |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 849 | FingerprintService.this.resetFailedAttemptsForUser(true /* clearAttemptCounter */, |
| 850 | ActivityManager.getCurrentUser()); |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 851 | } |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 852 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 853 | @Override |
| 854 | public void notifyUserActivity() { |
| 855 | FingerprintService.this.userActivity(); |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 856 | } |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 857 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 858 | @Override |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 859 | public IBiometricsFingerprint getFingerprintDaemon() { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 860 | return FingerprintService.this.getFingerprintDaemon(); |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 861 | } |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 862 | }; |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 863 | |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 864 | int lockoutMode = getLockoutMode(); |
| 865 | if (lockoutMode != AuthenticationClient.LOCKOUT_NONE) { |
| 866 | Slog.v(TAG, "In lockout mode(" + lockoutMode + |
| 867 | ") ; disallowing authentication"); |
| 868 | int errorCode = lockoutMode == AuthenticationClient.LOCKOUT_TIMED ? |
| 869 | FingerprintManager.FINGERPRINT_ERROR_LOCKOUT : |
| 870 | FingerprintManager.FINGERPRINT_ERROR_LOCKOUT_PERMANENT; |
| 871 | if (!client.onError(errorCode, 0 /* vendorCode */)) { |
| 872 | Slog.w(TAG, "Cannot send permanent lockout message to client"); |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 873 | } |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 874 | return; |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 875 | } |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 876 | startClient(client, true /* initiatedByClient */); |
| 877 | } |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 878 | |
Jim Miller | c12eca8 | 2016-04-28 15:12:53 -0700 | [diff] [blame] | 879 | private void startEnrollment(IBinder token, byte [] cryptoToken, int userId, |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 880 | IFingerprintServiceReceiver receiver, int flags, boolean restricted, |
| 881 | String opPackageName) { |
Jim Miller | c12eca8 | 2016-04-28 15:12:53 -0700 | [diff] [blame] | 882 | updateActiveGroup(userId, opPackageName); |
| 883 | |
| 884 | final int groupId = userId; // default group for fingerprint enrollment |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 885 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 886 | EnrollClient client = new EnrollClient(getContext(), mHalDeviceId, token, receiver, |
Jim Miller | c12eca8 | 2016-04-28 15:12:53 -0700 | [diff] [blame] | 887 | userId, groupId, cryptoToken, restricted, opPackageName) { |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 888 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 889 | @Override |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 890 | public IBiometricsFingerprint getFingerprintDaemon() { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 891 | return FingerprintService.this.getFingerprintDaemon(); |
Jim Miller | fe6439f | 2015-04-11 18:07:57 -0700 | [diff] [blame] | 892 | } |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 893 | |
| 894 | @Override |
| 895 | public void notifyUserActivity() { |
| 896 | FingerprintService.this.userActivity(); |
| 897 | } |
| 898 | }; |
| 899 | startClient(client, true /* initiatedByClient */); |
| 900 | } |
| 901 | |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 902 | // attempt counter should only be cleared when Keyguard goes away or when |
| 903 | // a fingerprint is successfully authenticated |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 904 | protected void resetFailedAttemptsForUser(boolean clearAttemptCounter, int userId) { |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 905 | if (DEBUG && getLockoutMode() != AuthenticationClient.LOCKOUT_NONE) { |
| 906 | Slog.v(TAG, "Reset fingerprint lockout, clearAttemptCounter=" + clearAttemptCounter); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 907 | } |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 908 | if (clearAttemptCounter) { |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 909 | mFailedAttempts.put(userId, 0); |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 910 | } |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 911 | mTimedLockoutCleared.put(userId, true); |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 912 | // If we're asked to reset failed attempts externally (i.e. from Keyguard), |
| 913 | // the alarm might still be pending; remove it. |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 914 | cancelLockoutResetForUser(userId); |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 915 | notifyLockoutResetMonitors(); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 916 | } |
| 917 | |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 918 | private class FingerprintServiceLockoutResetMonitor { |
| 919 | |
Jorim Jaggi | 57e2f4d | 2016-11-24 14:38:18 +0100 | [diff] [blame] | 920 | private static final long WAKELOCK_TIMEOUT_MS = 2000; |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 921 | private final IFingerprintServiceLockoutResetCallback mCallback; |
Jorim Jaggi | 57e2f4d | 2016-11-24 14:38:18 +0100 | [diff] [blame] | 922 | private final WakeLock mWakeLock; |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 923 | |
| 924 | public FingerprintServiceLockoutResetMonitor( |
| 925 | IFingerprintServiceLockoutResetCallback callback) { |
| 926 | mCallback = callback; |
Jorim Jaggi | 57e2f4d | 2016-11-24 14:38:18 +0100 | [diff] [blame] | 927 | mWakeLock = mPowerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, |
| 928 | "lockout reset callback"); |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 929 | } |
| 930 | |
| 931 | public void sendLockoutReset() { |
| 932 | if (mCallback != null) { |
| 933 | try { |
Jorim Jaggi | 57e2f4d | 2016-11-24 14:38:18 +0100 | [diff] [blame] | 934 | mWakeLock.acquire(WAKELOCK_TIMEOUT_MS); |
| 935 | mCallback.onLockoutReset(mHalDeviceId, new IRemoteCallback.Stub() { |
| 936 | |
| 937 | @Override |
| 938 | public void sendResult(Bundle data) throws RemoteException { |
Kevin Chyn | c310118 | 2017-08-08 16:03:45 -0700 | [diff] [blame] | 939 | if (mWakeLock.isHeld()) { |
| 940 | mWakeLock.release(); |
| 941 | } |
Jorim Jaggi | 57e2f4d | 2016-11-24 14:38:18 +0100 | [diff] [blame] | 942 | } |
| 943 | }); |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 944 | } catch (DeadObjectException e) { |
| 945 | Slog.w(TAG, "Death object while invoking onLockoutReset: ", e); |
| 946 | mHandler.post(mRemoveCallbackRunnable); |
| 947 | } catch (RemoteException e) { |
| 948 | Slog.w(TAG, "Failed to invoke onLockoutReset: ", e); |
| 949 | } |
| 950 | } |
| 951 | } |
| 952 | |
| 953 | private final Runnable mRemoveCallbackRunnable = new Runnable() { |
| 954 | @Override |
| 955 | public void run() { |
Jorim Jaggi | 57e2f4d | 2016-11-24 14:38:18 +0100 | [diff] [blame] | 956 | if (mWakeLock.isHeld()) { |
| 957 | mWakeLock.release(); |
| 958 | } |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 959 | removeLockoutResetCallback(FingerprintServiceLockoutResetMonitor.this); |
| 960 | } |
| 961 | }; |
| 962 | } |
| 963 | |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 964 | private IBiometricsFingerprintClientCallback mDaemonCallback = |
| 965 | new IBiometricsFingerprintClientCallback.Stub() { |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 966 | |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 967 | @Override |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 968 | public void onEnrollResult(final long deviceId, final int fingerId, final int groupId, |
| 969 | final int remaining) { |
| 970 | mHandler.post(new Runnable() { |
| 971 | @Override |
| 972 | public void run() { |
| 973 | handleEnrollResult(deviceId, fingerId, groupId, remaining); |
| 974 | } |
| 975 | }); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 976 | } |
| 977 | |
| 978 | @Override |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 979 | public void onAcquired(final long deviceId, final int acquiredInfo, final int vendorCode) { |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 980 | mHandler.post(new Runnable() { |
| 981 | @Override |
| 982 | public void run() { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 983 | handleAcquired(deviceId, acquiredInfo, vendorCode); |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 984 | } |
| 985 | }); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 986 | } |
| 987 | |
| 988 | @Override |
Jim Miller | a8eaeeb | 2017-01-24 14:47:04 -0800 | [diff] [blame] | 989 | public void onAuthenticated(final long deviceId, final int fingerId, final int groupId, |
| 990 | ArrayList<Byte> token) { |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 991 | mHandler.post(new Runnable() { |
| 992 | @Override |
| 993 | public void run() { |
Jim Miller | a8eaeeb | 2017-01-24 14:47:04 -0800 | [diff] [blame] | 994 | handleAuthenticated(deviceId, fingerId, groupId, token); |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 995 | } |
| 996 | }); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 997 | } |
| 998 | |
| 999 | @Override |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1000 | public void onError(final long deviceId, final int error, final int vendorCode) { |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 1001 | mHandler.post(new Runnable() { |
| 1002 | @Override |
| 1003 | public void run() { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1004 | handleError(deviceId, error, vendorCode); |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 1005 | } |
| 1006 | }); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1007 | } |
| 1008 | |
| 1009 | @Override |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1010 | public void onRemoved(final long deviceId, final int fingerId, final int groupId, final int remaining) { |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 1011 | mHandler.post(new Runnable() { |
| 1012 | @Override |
| 1013 | public void run() { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1014 | handleRemoved(deviceId, fingerId, groupId, remaining); |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 1015 | } |
| 1016 | }); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1017 | } |
| 1018 | |
| 1019 | @Override |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1020 | public void onEnumerate(final long deviceId, final int fingerId, final int groupId, |
| 1021 | final int remaining) { |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 1022 | mHandler.post(new Runnable() { |
| 1023 | @Override |
| 1024 | public void run() { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1025 | handleEnumerate(deviceId, fingerId, groupId, remaining); |
Jim Miller | 8b3c25a | 2015-08-28 17:29:49 -0700 | [diff] [blame] | 1026 | } |
| 1027 | }); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1028 | } |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1029 | }; |
| 1030 | |
| 1031 | private final class FingerprintServiceWrapper extends IFingerprintService.Stub { |
| 1032 | @Override // Binder call |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1033 | public long preEnroll(IBinder token) { |
Jim Miller | ba67aee | 2015-02-20 16:21:26 -0800 | [diff] [blame] | 1034 | checkPermission(MANAGE_FINGERPRINT); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1035 | return startPreEnroll(token); |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 1036 | } |
| 1037 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1038 | @Override // Binder call |
Sasha Levitskiy | e0943cf | 2015-07-08 13:22:20 -0700 | [diff] [blame] | 1039 | public int postEnroll(IBinder token) { |
| 1040 | checkPermission(MANAGE_FINGERPRINT); |
| 1041 | return startPostEnroll(token); |
| 1042 | } |
| 1043 | |
| 1044 | @Override // Binder call |
Jim Miller | c12eca8 | 2016-04-28 15:12:53 -0700 | [diff] [blame] | 1045 | public void enroll(final IBinder token, final byte[] cryptoToken, final int userId, |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1046 | final IFingerprintServiceReceiver receiver, final int flags, |
| 1047 | final String opPackageName) { |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1048 | checkPermission(MANAGE_FINGERPRINT); |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 1049 | final int limit = mContext.getResources().getInteger( |
Jim Miller | 599ef0e | 2015-06-15 20:39:44 -0700 | [diff] [blame] | 1050 | com.android.internal.R.integer.config_fingerprintMaxTemplatesPerUser); |
Jim Miller | c12eca8 | 2016-04-28 15:12:53 -0700 | [diff] [blame] | 1051 | |
| 1052 | final int enrolled = FingerprintService.this.getEnrolledFingerprints(userId).size(); |
Jim Miller | 599ef0e | 2015-06-15 20:39:44 -0700 | [diff] [blame] | 1053 | if (enrolled >= limit) { |
| 1054 | Slog.w(TAG, "Too many fingerprints registered"); |
| 1055 | return; |
| 1056 | } |
Jim Miller | f501b58 | 2015-06-03 16:36:31 -0700 | [diff] [blame] | 1057 | |
Andres Morales | 494d6e9 | 2015-08-06 15:01:41 -0700 | [diff] [blame] | 1058 | // Group ID is arbitrarily set to parent profile user ID. It just represents |
| 1059 | // the default fingerprints for the user. |
Jim Miller | c12eca8 | 2016-04-28 15:12:53 -0700 | [diff] [blame] | 1060 | if (!isCurrentUserOrProfile(userId)) { |
Clara Bayarri | 35fd9381 | 2016-02-29 17:49:18 -0800 | [diff] [blame] | 1061 | return; |
| 1062 | } |
Andres Morales | 494d6e9 | 2015-08-06 15:01:41 -0700 | [diff] [blame] | 1063 | |
Jim Miller | f501b58 | 2015-06-03 16:36:31 -0700 | [diff] [blame] | 1064 | final boolean restricted = isRestricted(); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1065 | mHandler.post(new Runnable() { |
| 1066 | @Override |
| 1067 | public void run() { |
Jim Miller | c12eca8 | 2016-04-28 15:12:53 -0700 | [diff] [blame] | 1068 | startEnrollment(token, cryptoToken, userId, receiver, flags, |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1069 | restricted, opPackageName); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1070 | } |
| 1071 | }); |
| 1072 | } |
| 1073 | |
Jim Miller | f501b58 | 2015-06-03 16:36:31 -0700 | [diff] [blame] | 1074 | private boolean isRestricted() { |
| 1075 | // Only give privileged apps (like Settings) access to fingerprint info |
| 1076 | final boolean restricted = !hasPermission(MANAGE_FINGERPRINT); |
| 1077 | return restricted; |
| 1078 | } |
| 1079 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1080 | @Override // Binder call |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1081 | public void cancelEnrollment(final IBinder token) { |
| 1082 | checkPermission(MANAGE_FINGERPRINT); |
| 1083 | mHandler.post(new Runnable() { |
| 1084 | @Override |
| 1085 | public void run() { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1086 | ClientMonitor client = mCurrentClient; |
| 1087 | if (client instanceof EnrollClient && client.getToken() == token) { |
| 1088 | client.stop(client.getToken() == token); |
| 1089 | } |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1090 | } |
| 1091 | }); |
| 1092 | } |
| 1093 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1094 | @Override // Binder call |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1095 | public void authenticate(final IBinder token, final long opId, final int groupId, |
Jim Miller | dca15d2 | 2015-06-16 20:55:13 -0700 | [diff] [blame] | 1096 | final IFingerprintServiceReceiver receiver, final int flags, |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 1097 | final String opPackageName, final Bundle bundle, |
| 1098 | final IFingerprintDialogReceiver dialogReceiver) { |
Tony Mak | ff715ac | 2016-04-19 20:44:12 +0100 | [diff] [blame] | 1099 | final int callingUid = Binder.getCallingUid(); |
Kevin Chyn | 33fdf11 | 2017-08-09 11:45:21 -0700 | [diff] [blame] | 1100 | final int callingPid = Binder.getCallingPid(); |
Tony Mak | ff715ac | 2016-04-19 20:44:12 +0100 | [diff] [blame] | 1101 | final int callingUserId = UserHandle.getCallingUserId(); |
Jim Miller | f501b58 | 2015-06-03 16:36:31 -0700 | [diff] [blame] | 1102 | final boolean restricted = isRestricted(); |
Kevin Chyn | 33fdf11 | 2017-08-09 11:45:21 -0700 | [diff] [blame] | 1103 | |
| 1104 | if (!canUseFingerprint(opPackageName, true /* foregroundOnly */, callingUid, callingPid, |
| 1105 | callingUserId)) { |
| 1106 | if (DEBUG) Slog.v(TAG, "authenticate(): reject " + opPackageName); |
| 1107 | return; |
| 1108 | } |
| 1109 | |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1110 | mHandler.post(new Runnable() { |
| 1111 | @Override |
| 1112 | public void run() { |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 1113 | MetricsLogger.histogram(mContext, "fingerprint_token", opId != 0L ? 1 : 0); |
| 1114 | |
| 1115 | // Get performance stats object for this user. |
| 1116 | HashMap<Integer, PerformanceStats> pmap |
| 1117 | = (opId == 0) ? mPerformanceMap : mCryptoPerformanceMap; |
| 1118 | PerformanceStats stats = pmap.get(mCurrentUserId); |
| 1119 | if (stats == null) { |
| 1120 | stats = new PerformanceStats(); |
| 1121 | pmap.put(mCurrentUserId, stats); |
| 1122 | } |
| 1123 | mPerformanceStats = stats; |
| 1124 | |
Tony Mak | ff715ac | 2016-04-19 20:44:12 +0100 | [diff] [blame] | 1125 | startAuthentication(token, opId, callingUserId, groupId, receiver, |
Kevin Chyn | aae4a15 | 2018-01-18 11:48:09 -0800 | [diff] [blame] | 1126 | flags, restricted, opPackageName, bundle, dialogReceiver); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1127 | } |
| 1128 | }); |
| 1129 | } |
| 1130 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1131 | @Override // Binder call |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1132 | public void cancelAuthentication(final IBinder token, final String opPackageName) { |
Kevin Chyn | 33fdf11 | 2017-08-09 11:45:21 -0700 | [diff] [blame] | 1133 | final int callingUid = Binder.getCallingUid(); |
| 1134 | final int callingPid = Binder.getCallingPid(); |
Kevin Chyn | f4023b5 | 2017-04-07 16:29:19 -0700 | [diff] [blame] | 1135 | final int callingUserId = UserHandle.getCallingUserId(); |
Kevin Chyn | 33fdf11 | 2017-08-09 11:45:21 -0700 | [diff] [blame] | 1136 | |
| 1137 | if (!canUseFingerprint(opPackageName, true /* foregroundOnly */, callingUid, callingPid, |
| 1138 | callingUserId)) { |
| 1139 | if (DEBUG) Slog.v(TAG, "cancelAuthentication(): reject " + opPackageName); |
| 1140 | return; |
| 1141 | } |
| 1142 | |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1143 | mHandler.post(new Runnable() { |
| 1144 | @Override |
| 1145 | public void run() { |
Kevin Chyn | 33fdf11 | 2017-08-09 11:45:21 -0700 | [diff] [blame] | 1146 | ClientMonitor client = mCurrentClient; |
| 1147 | if (client instanceof AuthenticationClient) { |
| 1148 | if (client.getToken() == token) { |
| 1149 | if (DEBUG) Slog.v(TAG, "stop client " + client.getOwnerString()); |
| 1150 | client.stop(client.getToken() == token); |
| 1151 | } else { |
| 1152 | if (DEBUG) Slog.v(TAG, "can't stop client " |
| 1153 | + client.getOwnerString() + " since tokens don't match"); |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1154 | } |
Kevin Chyn | 33fdf11 | 2017-08-09 11:45:21 -0700 | [diff] [blame] | 1155 | } else if (client != null) { |
| 1156 | if (DEBUG) Slog.v(TAG, "can't cancel non-authenticating client " |
| 1157 | + client.getOwnerString()); |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1158 | } |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1159 | } |
| 1160 | }); |
Jim Miller | ba67aee | 2015-02-20 16:21:26 -0800 | [diff] [blame] | 1161 | } |
Jim Miller | 99d6019 | 2015-03-11 17:41:58 -0700 | [diff] [blame] | 1162 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1163 | @Override // Binder call |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 1164 | public void setActiveUser(final int userId) { |
| 1165 | checkPermission(MANAGE_FINGERPRINT); |
| 1166 | mHandler.post(new Runnable() { |
| 1167 | @Override |
| 1168 | public void run() { |
| 1169 | updateActiveGroup(userId, null); |
| 1170 | } |
| 1171 | }); |
| 1172 | } |
| 1173 | |
| 1174 | @Override // Binder call |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1175 | public void remove(final IBinder token, final int fingerId, final int groupId, |
Jim Miller | 8f2aca0 | 2016-04-20 13:34:11 -0700 | [diff] [blame] | 1176 | final int userId, final IFingerprintServiceReceiver receiver) { |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 1177 | checkPermission(MANAGE_FINGERPRINT); // TODO: Maybe have another permission |
Jim Miller | f501b58 | 2015-06-03 16:36:31 -0700 | [diff] [blame] | 1178 | final boolean restricted = isRestricted(); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1179 | mHandler.post(new Runnable() { |
| 1180 | @Override |
| 1181 | public void run() { |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 1182 | startRemove(token, fingerId, groupId, userId, receiver, |
| 1183 | restricted, false /* internal */); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1184 | } |
| 1185 | }); |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 1186 | } |
| 1187 | |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 1188 | @Override // Binder call |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1189 | public void enumerate(final IBinder token, final int userId, |
| 1190 | final IFingerprintServiceReceiver receiver) { |
| 1191 | checkPermission(MANAGE_FINGERPRINT); // TODO: Maybe have another permission |
| 1192 | final boolean restricted = isRestricted(); |
| 1193 | mHandler.post(new Runnable() { |
| 1194 | @Override |
| 1195 | public void run() { |
Kevin Chyn | d1f1a0b | 2017-04-03 13:37:48 -0700 | [diff] [blame] | 1196 | startEnumerate(token, userId, receiver, restricted, false /* internal */); |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1197 | } |
| 1198 | }); |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1199 | } |
| 1200 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1201 | @Override // Binder call |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 1202 | public boolean isHardwareDetected(long deviceId, String opPackageName) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1203 | if (!canUseFingerprint(opPackageName, false /* foregroundOnly */, |
Kevin Chyn | f4023b5 | 2017-04-07 16:29:19 -0700 | [diff] [blame] | 1204 | Binder.getCallingUid(), Binder.getCallingPid(), |
| 1205 | UserHandle.getCallingUserId())) { |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 1206 | return false; |
| 1207 | } |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 1208 | |
| 1209 | final long token = Binder.clearCallingIdentity(); |
| 1210 | try { |
| 1211 | IBiometricsFingerprint daemon = getFingerprintDaemon(); |
| 1212 | return daemon != null && mHalDeviceId != 0; |
| 1213 | } finally { |
| 1214 | Binder.restoreCallingIdentity(token); |
| 1215 | } |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 1216 | } |
| 1217 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1218 | @Override // Binder call |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1219 | public void rename(final int fingerId, final int groupId, final String name) { |
Jim Miller | 99d6019 | 2015-03-11 17:41:58 -0700 | [diff] [blame] | 1220 | checkPermission(MANAGE_FINGERPRINT); |
Clara Bayarri | 35fd9381 | 2016-02-29 17:49:18 -0800 | [diff] [blame] | 1221 | if (!isCurrentUserOrProfile(groupId)) { |
| 1222 | return; |
| 1223 | } |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1224 | mHandler.post(new Runnable() { |
| 1225 | @Override |
| 1226 | public void run() { |
Andres Morales | 494d6e9 | 2015-08-06 15:01:41 -0700 | [diff] [blame] | 1227 | mFingerprintUtils.renameFingerprintForUser(mContext, fingerId, |
Clara Bayarri | 35fd9381 | 2016-02-29 17:49:18 -0800 | [diff] [blame] | 1228 | groupId, name); |
Jim Miller | ce7eb6d | 2015-04-03 19:29:13 -0700 | [diff] [blame] | 1229 | } |
| 1230 | }); |
Jim Miller | 99d6019 | 2015-03-11 17:41:58 -0700 | [diff] [blame] | 1231 | } |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 1232 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1233 | @Override // Binder call |
Jim Miller | 599ef0e | 2015-06-15 20:39:44 -0700 | [diff] [blame] | 1234 | public List<Fingerprint> getEnrolledFingerprints(int userId, String opPackageName) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1235 | if (!canUseFingerprint(opPackageName, false /* foregroundOnly */, |
Kevin Chyn | f4023b5 | 2017-04-07 16:29:19 -0700 | [diff] [blame] | 1236 | Binder.getCallingUid(), Binder.getCallingPid(), |
| 1237 | UserHandle.getCallingUserId())) { |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 1238 | return Collections.emptyList(); |
| 1239 | } |
Andres Morales | 494d6e9 | 2015-08-06 15:01:41 -0700 | [diff] [blame] | 1240 | |
Clara Bayarri | 35fd9381 | 2016-02-29 17:49:18 -0800 | [diff] [blame] | 1241 | return FingerprintService.this.getEnrolledFingerprints(userId); |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 1242 | } |
Jorim Jaggi | 2aad7ee | 2015-04-14 15:25:06 -0700 | [diff] [blame] | 1243 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1244 | @Override // Binder call |
Andres Morales | 494d6e9 | 2015-08-06 15:01:41 -0700 | [diff] [blame] | 1245 | public boolean hasEnrolledFingerprints(int userId, String opPackageName) { |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1246 | if (!canUseFingerprint(opPackageName, false /* foregroundOnly */, |
Kevin Chyn | f4023b5 | 2017-04-07 16:29:19 -0700 | [diff] [blame] | 1247 | Binder.getCallingUid(), Binder.getCallingPid(), |
| 1248 | UserHandle.getCallingUserId())) { |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 1249 | return false; |
| 1250 | } |
Andres Morales | 494d6e9 | 2015-08-06 15:01:41 -0700 | [diff] [blame] | 1251 | |
Clara Bayarri | 35fd9381 | 2016-02-29 17:49:18 -0800 | [diff] [blame] | 1252 | return FingerprintService.this.hasEnrolledFingerprints(userId); |
Jorim Jaggi | 2aad7ee | 2015-04-14 15:25:06 -0700 | [diff] [blame] | 1253 | } |
Andres Morales | 4d41a20 | 2015-04-16 14:12:38 -0700 | [diff] [blame] | 1254 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1255 | @Override // Binder call |
Svetoslav | 4af76a5 | 2015-04-29 15:29:46 -0700 | [diff] [blame] | 1256 | public long getAuthenticatorId(String opPackageName) { |
Alex Klyubin | a99b8b5 | 2015-06-11 13:27:34 -0700 | [diff] [blame] | 1257 | // In this method, we're not checking whether the caller is permitted to use fingerprint |
| 1258 | // API because current authenticator ID is leaked (in a more contrived way) via Android |
| 1259 | // Keystore (android.security.keystore package): the user of that API can create a key |
| 1260 | // which requires fingerprint authentication for its use, and then query the key's |
| 1261 | // characteristics (hidden API) which returns, among other things, fingerprint |
| 1262 | // authenticator ID which was active at key creation time. |
| 1263 | // |
| 1264 | // Reason: The part of Android Keystore which runs inside an app's process invokes this |
| 1265 | // method in certain cases. Those cases are not always where the developer demonstrates |
| 1266 | // explicit intent to use fingerprint functionality. Thus, to avoiding throwing an |
| 1267 | // unexpected SecurityException this method does not check whether its caller is |
| 1268 | // permitted to use fingerprint API. |
| 1269 | // |
| 1270 | // The permission check should be restored once Android Keystore no longer invokes this |
| 1271 | // method from inside app processes. |
| 1272 | |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1273 | return FingerprintService.this.getAuthenticatorId(opPackageName); |
Andres Morales | 4d41a20 | 2015-04-16 14:12:38 -0700 | [diff] [blame] | 1274 | } |
Chris Wren | c510ad5 | 2015-08-14 15:43:15 -0400 | [diff] [blame] | 1275 | |
| 1276 | @Override // Binder call |
| 1277 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
Jeff Sharkey | fe9a53b | 2017-03-31 14:08:23 -0600 | [diff] [blame] | 1278 | if (!DumpUtils.checkDumpPermission(mContext, TAG, pw)) return; |
Chris Wren | c510ad5 | 2015-08-14 15:43:15 -0400 | [diff] [blame] | 1279 | |
| 1280 | final long ident = Binder.clearCallingIdentity(); |
| 1281 | try { |
Joe Onorato | 1754d74 | 2016-11-21 17:51:35 -0800 | [diff] [blame] | 1282 | if (args.length > 0 && "--proto".equals(args[0])) { |
| 1283 | dumpProto(fd); |
| 1284 | } else { |
| 1285 | dumpInternal(pw); |
| 1286 | } |
Chris Wren | c510ad5 | 2015-08-14 15:43:15 -0400 | [diff] [blame] | 1287 | } finally { |
| 1288 | Binder.restoreCallingIdentity(ident); |
| 1289 | } |
| 1290 | } |
Charles He | 959ac8e | 2017-03-27 21:16:20 +0100 | [diff] [blame] | 1291 | |
Jim Miller | e0507bb | 2015-08-12 20:30:34 -0700 | [diff] [blame] | 1292 | @Override // Binder call |
| 1293 | public void resetTimeout(byte [] token) { |
| 1294 | checkPermission(RESET_FINGERPRINT_LOCKOUT); |
| 1295 | // TODO: confirm security token when we move timeout management into the HAL layer. |
Kevin Chyn | 5457cba | 2017-08-30 15:28:28 -0700 | [diff] [blame] | 1296 | mHandler.post(mResetFailedAttemptsForCurrentUserRunnable); |
Jorim Jaggi | 3a46478 | 2015-08-28 16:59:13 -0700 | [diff] [blame] | 1297 | } |
| 1298 | |
| 1299 | @Override |
| 1300 | public void addLockoutResetCallback(final IFingerprintServiceLockoutResetCallback callback) |
| 1301 | throws RemoteException { |
| 1302 | mHandler.post(new Runnable() { |
| 1303 | @Override |
| 1304 | public void run() { |
| 1305 | addLockoutResetMonitor( |
| 1306 | new FingerprintServiceLockoutResetMonitor(callback)); |
| 1307 | } |
| 1308 | }); |
Jim Miller | e0507bb | 2015-08-12 20:30:34 -0700 | [diff] [blame] | 1309 | } |
Phil Weaver | 27fcd9c | 2017-01-20 15:57:24 -0800 | [diff] [blame] | 1310 | |
| 1311 | @Override |
| 1312 | public boolean isClientActive() { |
| 1313 | checkPermission(MANAGE_FINGERPRINT); |
| 1314 | synchronized(FingerprintService.this) { |
| 1315 | return (mCurrentClient != null) || (mPendingClient != null); |
| 1316 | } |
| 1317 | } |
| 1318 | |
| 1319 | @Override |
| 1320 | public void addClientActiveCallback(IFingerprintClientActiveCallback callback) { |
| 1321 | checkPermission(MANAGE_FINGERPRINT); |
| 1322 | mClientActiveCallbacks.add(callback); |
| 1323 | } |
| 1324 | |
| 1325 | @Override |
| 1326 | public void removeClientActiveCallback(IFingerprintClientActiveCallback callback) { |
| 1327 | checkPermission(MANAGE_FINGERPRINT); |
| 1328 | mClientActiveCallbacks.remove(callback); |
| 1329 | } |
Chris Wren | c510ad5 | 2015-08-14 15:43:15 -0400 | [diff] [blame] | 1330 | } |
| 1331 | |
| 1332 | private void dumpInternal(PrintWriter pw) { |
| 1333 | JSONObject dump = new JSONObject(); |
| 1334 | try { |
| 1335 | dump.put("service", "Fingerprint Manager"); |
| 1336 | |
| 1337 | JSONArray sets = new JSONArray(); |
| 1338 | for (UserInfo user : UserManager.get(getContext()).getUsers()) { |
| 1339 | final int userId = user.getUserHandle().getIdentifier(); |
| 1340 | final int N = mFingerprintUtils.getFingerprintsForUser(mContext, userId).size(); |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 1341 | PerformanceStats stats = mPerformanceMap.get(userId); |
| 1342 | PerformanceStats cryptoStats = mCryptoPerformanceMap.get(userId); |
Chris Wren | c510ad5 | 2015-08-14 15:43:15 -0400 | [diff] [blame] | 1343 | JSONObject set = new JSONObject(); |
| 1344 | set.put("id", userId); |
| 1345 | set.put("count", N); |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 1346 | set.put("accept", (stats != null) ? stats.accept : 0); |
| 1347 | set.put("reject", (stats != null) ? stats.reject : 0); |
| 1348 | set.put("acquire", (stats != null) ? stats.acquire : 0); |
| 1349 | set.put("lockout", (stats != null) ? stats.lockout : 0); |
Kevin Chyn | df9d33e | 2017-05-03 21:40:12 -0700 | [diff] [blame] | 1350 | set.put("permanentLockout", (stats != null) ? stats.permanentLockout : 0); |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 1351 | // cryptoStats measures statistics about secure fingerprint transactions |
| 1352 | // (e.g. to unlock password storage, make secure purchases, etc.) |
| 1353 | set.put("acceptCrypto", (cryptoStats != null) ? cryptoStats.accept : 0); |
| 1354 | set.put("rejectCrypto", (cryptoStats != null) ? cryptoStats.reject : 0); |
| 1355 | set.put("acquireCrypto", (cryptoStats != null) ? cryptoStats.acquire : 0); |
| 1356 | set.put("lockoutCrypto", (cryptoStats != null) ? cryptoStats.lockout : 0); |
Kweku Adams | cd7c35c | 2017-09-14 16:45:06 -0700 | [diff] [blame] | 1357 | set.put("permanentLockoutCrypto", |
| 1358 | (cryptoStats != null) ? cryptoStats.permanentLockout : 0); |
Chris Wren | c510ad5 | 2015-08-14 15:43:15 -0400 | [diff] [blame] | 1359 | sets.put(set); |
| 1360 | } |
| 1361 | |
| 1362 | dump.put("prints", sets); |
| 1363 | } catch (JSONException e) { |
| 1364 | Slog.e(TAG, "dump formatting failure", e); |
| 1365 | } |
| 1366 | pw.println(dump); |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 1367 | } |
| 1368 | |
Joe Onorato | 1754d74 | 2016-11-21 17:51:35 -0800 | [diff] [blame] | 1369 | private void dumpProto(FileDescriptor fd) { |
| 1370 | final ProtoOutputStream proto = new ProtoOutputStream(fd); |
| 1371 | for (UserInfo user : UserManager.get(getContext()).getUsers()) { |
| 1372 | final int userId = user.getUserHandle().getIdentifier(); |
| 1373 | |
| 1374 | final long userToken = proto.start(FingerprintServiceDumpProto.USERS); |
| 1375 | |
| 1376 | proto.write(FingerprintUserStatsProto.USER_ID, userId); |
| 1377 | proto.write(FingerprintUserStatsProto.NUM_FINGERPRINTS, |
| 1378 | mFingerprintUtils.getFingerprintsForUser(mContext, userId).size()); |
| 1379 | |
| 1380 | // Normal fingerprint authentications (e.g. lockscreen) |
| 1381 | final PerformanceStats normal = mPerformanceMap.get(userId); |
| 1382 | if (normal != null) { |
| 1383 | final long countsToken = proto.start(FingerprintUserStatsProto.NORMAL); |
Kweku Adams | fd257d6 | 2017-10-25 17:53:50 -0700 | [diff] [blame] | 1384 | proto.write(PerformanceStatsProto.ACCEPT, normal.accept); |
| 1385 | proto.write(PerformanceStatsProto.REJECT, normal.reject); |
| 1386 | proto.write(PerformanceStatsProto.ACQUIRE, normal.acquire); |
| 1387 | proto.write(PerformanceStatsProto.LOCKOUT, normal.lockout); |
| 1388 | proto.write(PerformanceStatsProto.PERMANENT_LOCKOUT, normal.permanentLockout); |
Joe Onorato | 1754d74 | 2016-11-21 17:51:35 -0800 | [diff] [blame] | 1389 | proto.end(countsToken); |
| 1390 | } |
| 1391 | |
| 1392 | // Statistics about secure fingerprint transactions (e.g. to unlock password |
| 1393 | // storage, make secure purchases, etc.) |
Kevin Chyn | 9310f5c | 2017-02-21 17:22:54 -0800 | [diff] [blame] | 1394 | final PerformanceStats crypto = mCryptoPerformanceMap.get(userId); |
Joe Onorato | 1754d74 | 2016-11-21 17:51:35 -0800 | [diff] [blame] | 1395 | if (crypto != null) { |
| 1396 | final long countsToken = proto.start(FingerprintUserStatsProto.CRYPTO); |
Kweku Adams | fd257d6 | 2017-10-25 17:53:50 -0700 | [diff] [blame] | 1397 | proto.write(PerformanceStatsProto.ACCEPT, crypto.accept); |
| 1398 | proto.write(PerformanceStatsProto.REJECT, crypto.reject); |
| 1399 | proto.write(PerformanceStatsProto.ACQUIRE, crypto.acquire); |
| 1400 | proto.write(PerformanceStatsProto.LOCKOUT, crypto.lockout); |
| 1401 | proto.write(PerformanceStatsProto.PERMANENT_LOCKOUT, crypto.permanentLockout); |
Joe Onorato | 1754d74 | 2016-11-21 17:51:35 -0800 | [diff] [blame] | 1402 | proto.end(countsToken); |
| 1403 | } |
| 1404 | |
| 1405 | proto.end(userToken); |
| 1406 | } |
| 1407 | proto.flush(); |
| 1408 | } |
| 1409 | |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 1410 | @Override |
| 1411 | public void onStart() { |
Jim Miller | 9f0753f | 2015-03-23 23:59:22 -0700 | [diff] [blame] | 1412 | publishBinderService(Context.FINGERPRINT_SERVICE, new FingerprintServiceWrapper()); |
Fyodor Kupolov | e29a5a1 | 2016-12-16 16:14:17 -0800 | [diff] [blame] | 1413 | SystemServerInitThreadPool.get().submit(this::getFingerprintDaemon, TAG + ".onStart"); |
Jorim Jaggi | aa4d32a | 2015-05-13 16:30:04 -0700 | [diff] [blame] | 1414 | listenForUserSwitches(); |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 1415 | } |
| 1416 | |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 1417 | private void updateActiveGroup(int userId, String clientPackage) { |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1418 | IBiometricsFingerprint daemon = getFingerprintDaemon(); |
Jim Miller | bcc100a | 2016-07-06 14:16:49 -0700 | [diff] [blame] | 1419 | |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1420 | if (daemon != null) { |
| 1421 | try { |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 1422 | userId = getUserOrWorkProfileId(clientPackage, userId); |
| 1423 | if (userId != mCurrentUserId) { |
Andreas Huber | 7fe2053 | 2018-01-22 11:26:44 -0800 | [diff] [blame] | 1424 | File baseDir; |
| 1425 | if (Build.VERSION.FIRST_SDK_INT <= Build.VERSION_CODES.O_MR1 |
| 1426 | && !SystemProperties.getBoolean( |
| 1427 | "ro.treble.supports_vendor_data", false)) { |
| 1428 | // TODO(b/72405644) remove the override when possible. |
| 1429 | baseDir = Environment.getUserSystemDirectory(userId); |
| 1430 | } else { |
| 1431 | baseDir = Environment.getDataVendorDeDirectory(userId); |
| 1432 | } |
| 1433 | |
| 1434 | File fpDir = new File(baseDir, FP_DATA_DIR); |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 1435 | if (!fpDir.exists()) { |
| 1436 | if (!fpDir.mkdir()) { |
| 1437 | Slog.v(TAG, "Cannot make directory: " + fpDir.getAbsolutePath()); |
| 1438 | return; |
| 1439 | } |
| 1440 | // Calling mkdir() from this process will create a directory with our |
| 1441 | // permissions (inherited from the containing dir). This command fixes |
| 1442 | // the label. |
| 1443 | if (!SELinux.restorecon(fpDir)) { |
| 1444 | Slog.w(TAG, "Restorecons failed. Directory will have wrong label."); |
| 1445 | return; |
| 1446 | } |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1447 | } |
Andreas Huber | 7fe2053 | 2018-01-22 11:26:44 -0800 | [diff] [blame] | 1448 | |
Jim Miller | 40e4645 | 2016-12-16 18:38:53 -0800 | [diff] [blame] | 1449 | daemon.setActiveGroup(userId, fpDir.getAbsolutePath()); |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 1450 | mCurrentUserId = userId; |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1451 | } |
Charles He | 29b3a8a | 2017-05-04 16:02:38 +0100 | [diff] [blame] | 1452 | mAuthenticatorIds.put(userId, |
| 1453 | hasEnrolledFingerprints(userId) ? daemon.getAuthenticatorId() : 0L); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1454 | } catch (RemoteException e) { |
| 1455 | Slog.e(TAG, "Failed to setActiveGroup():", e); |
| 1456 | } |
Jim Miller | dbe780f | 2015-05-18 13:55:00 -0700 | [diff] [blame] | 1457 | } |
Jorim Jaggi | aa4d32a | 2015-05-13 16:30:04 -0700 | [diff] [blame] | 1458 | } |
| 1459 | |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 1460 | /** |
| 1461 | * @param clientPackage the package of the caller |
| 1462 | * @return the profile id |
| 1463 | */ |
| 1464 | private int getUserOrWorkProfileId(String clientPackage, int userId) { |
| 1465 | if (!isKeyguard(clientPackage) && isWorkProfile(userId)) { |
| 1466 | return userId; |
| 1467 | } |
| 1468 | return getEffectiveUserId(userId); |
| 1469 | } |
| 1470 | |
| 1471 | /** |
| 1472 | * @param userId |
| 1473 | * @return true if this is a work profile |
| 1474 | */ |
| 1475 | private boolean isWorkProfile(int userId) { |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 1476 | UserInfo userInfo = null; |
| 1477 | final long token = Binder.clearCallingIdentity(); |
| 1478 | try { |
| 1479 | userInfo = mUserManager.getUserInfo(userId); |
| 1480 | } finally { |
| 1481 | Binder.restoreCallingIdentity(token); |
| 1482 | } |
| 1483 | return userInfo != null && userInfo.isManagedProfile(); |
Clara Bayarri | d1f722d | 2016-01-07 14:17:39 +0000 | [diff] [blame] | 1484 | } |
| 1485 | |
Jorim Jaggi | aa4d32a | 2015-05-13 16:30:04 -0700 | [diff] [blame] | 1486 | private void listenForUserSwitches() { |
| 1487 | try { |
Sudheer Shanka | dc589ac | 2016-11-10 15:30:17 -0800 | [diff] [blame] | 1488 | ActivityManager.getService().registerUserSwitchObserver( |
Fyodor Kupolov | 6005b3f | 2015-11-23 17:41:50 -0800 | [diff] [blame] | 1489 | new SynchronousUserSwitchObserver() { |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1490 | @Override |
Fyodor Kupolov | 6005b3f | 2015-11-23 17:41:50 -0800 | [diff] [blame] | 1491 | public void onUserSwitching(int newUserId) throws RemoteException { |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1492 | mHandler.obtainMessage(MSG_USER_SWITCHING, newUserId, 0 /* unused */) |
| 1493 | .sendToTarget(); |
| 1494 | } |
Fyodor Kupolov | 0b77ef9 | 2016-06-20 17:16:52 -0700 | [diff] [blame] | 1495 | }, TAG); |
Jorim Jaggi | aa4d32a | 2015-05-13 16:30:04 -0700 | [diff] [blame] | 1496 | } catch (RemoteException e) { |
| 1497 | Slog.w(TAG, "Failed to listen for user switching event" ,e); |
| 1498 | } |
| 1499 | } |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1500 | |
Jim Miller | d006310 | 2016-06-28 16:43:57 -0700 | [diff] [blame] | 1501 | /*** |
| 1502 | * @param opPackageName the name of the calling package |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 1503 | * @return authenticator id for the calling user |
Jim Miller | d006310 | 2016-06-28 16:43:57 -0700 | [diff] [blame] | 1504 | */ |
Jim Miller | cb2ce6f | 2016-04-13 20:28:18 -0700 | [diff] [blame] | 1505 | public long getAuthenticatorId(String opPackageName) { |
Charles He | da88f0e | 2017-02-02 18:29:13 +0000 | [diff] [blame] | 1506 | final int userId = getUserOrWorkProfileId(opPackageName, UserHandle.getCallingUserId()); |
Charles He | 29b3a8a | 2017-05-04 16:02:38 +0100 | [diff] [blame] | 1507 | return mAuthenticatorIds.getOrDefault(userId, 0L); |
Jim Miller | be67542 | 2015-05-11 20:45:25 -0700 | [diff] [blame] | 1508 | } |
Jim Miller | a7596147 | 2014-06-06 15:00:49 -0700 | [diff] [blame] | 1509 | } |