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1 /**
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.notification;
18 
19 import android.annotation.Nullable;
20 import android.app.NotificationManager;
21 import android.content.ComponentName;
22 import android.media.AudioManager;
23 import android.net.Uri;
24 import android.os.Build;
25 import android.os.RemoteException;
26 import android.provider.Settings.Global;
27 import android.service.notification.IConditionProvider;
28 import android.service.notification.NotificationListenerService;
29 import android.service.notification.ZenModeConfig;
30 import android.service.notification.ZenModeConfig.ConfigOrigin;
31 import android.service.notification.ZenModeDiff;
32 import android.util.LocalLog;
33 
34 import com.android.internal.annotations.VisibleForTesting;
35 
36 import java.io.PrintWriter;
37 import java.util.List;
38 
39 public class ZenLog {
40 
41     private static final int SIZE = Build.IS_DEBUGGABLE ? 200 : 100;
42 
43     private static final LocalLog STATE_CHANGES = new LocalLog(SIZE);
44     private static final LocalLog INTERCEPTION_EVENTS = new LocalLog(SIZE);
45 
46     private static final int TYPE_INTERCEPTED = 1;
47     private static final int TYPE_SET_RINGER_MODE_EXTERNAL = 3;
48     private static final int TYPE_SET_RINGER_MODE_INTERNAL = 4;
49     private static final int TYPE_SET_ZEN_MODE = 6;
50     private static final int TYPE_SUBSCRIBE = 9;
51     private static final int TYPE_UNSUBSCRIBE = 10;
52     private static final int TYPE_CONFIG = 11;
53     private static final int TYPE_NOT_INTERCEPTED = 12;
54     private static final int TYPE_DISABLE_EFFECTS = 13;
55     private static final int TYPE_SUPPRESSOR_CHANGED = 14;
56     private static final int TYPE_LISTENER_HINTS_CHANGED = 15;
57     private static final int TYPE_SET_NOTIFICATION_POLICY = 16;
58     private static final int TYPE_SET_CONSOLIDATED_ZEN_POLICY = 17;
59     private static final int TYPE_MATCHES_CALL_FILTER = 18;
60     private static final int TYPE_RECORD_CALLER = 19;
61     private static final int TYPE_CHECK_REPEAT_CALLER = 20;
62     private static final int TYPE_ALERT_ON_UPDATED_INTERCEPT = 21;
63     private static final int TYPE_APPLY_DEVICE_EFFECT = 22;
64     private static final int TYPE_SCHEDULE_APPLY_DEVICE_EFFECT = 23;
65 
traceIntercepted(NotificationRecord record, String reason)66     public static void traceIntercepted(NotificationRecord record, String reason) {
67         append(TYPE_INTERCEPTED, record.getKey() + "," + reason);
68     }
69 
traceNotIntercepted(NotificationRecord record, String reason)70     public static void traceNotIntercepted(NotificationRecord record, String reason) {
71         append(TYPE_NOT_INTERCEPTED, record.getKey() + "," + reason);
72     }
73 
traceAlertOnUpdatedIntercept(NotificationRecord record)74     public static void traceAlertOnUpdatedIntercept(NotificationRecord record) {
75         append(TYPE_ALERT_ON_UPDATED_INTERCEPT, record.getKey());
76     }
77 
traceSetRingerModeExternal(int ringerModeOld, int ringerModeNew, String caller, int ringerModeInternalIn, int ringerModeInternalOut)78     public static void traceSetRingerModeExternal(int ringerModeOld, int ringerModeNew,
79             String caller, int ringerModeInternalIn, int ringerModeInternalOut) {
80         append(TYPE_SET_RINGER_MODE_EXTERNAL, caller + ",e:" +
81                 ringerModeToString(ringerModeOld) + "->" +
82                 ringerModeToString(ringerModeNew)  + ",i:" +
83                 ringerModeToString(ringerModeInternalIn) + "->" +
84                 ringerModeToString(ringerModeInternalOut));
85     }
86 
traceSetRingerModeInternal(int ringerModeOld, int ringerModeNew, String caller, int ringerModeExternalIn, int ringerModeExternalOut)87     public static void traceSetRingerModeInternal(int ringerModeOld, int ringerModeNew,
88             String caller, int ringerModeExternalIn, int ringerModeExternalOut) {
89         append(TYPE_SET_RINGER_MODE_INTERNAL, caller + ",i:" +
90                 ringerModeToString(ringerModeOld) + "->" +
91                 ringerModeToString(ringerModeNew)  + ",e:" +
92                 ringerModeToString(ringerModeExternalIn) + "->" +
93                 ringerModeToString(ringerModeExternalOut));
94     }
95 
traceSetZenMode(int zenMode, String reason)96     public static void traceSetZenMode(int zenMode, String reason) {
97         append(TYPE_SET_ZEN_MODE, zenModeToString(zenMode) + "," + reason);
98     }
99 
100     /**
101      * trace setting the consolidated zen policy
102      */
traceSetConsolidatedZenPolicy(NotificationManager.Policy policy, String reason)103     public static void traceSetConsolidatedZenPolicy(NotificationManager.Policy policy,
104             String reason) {
105         append(TYPE_SET_CONSOLIDATED_ZEN_POLICY, policy.toString() + "," + reason);
106     }
107 
108 
traceSetNotificationPolicy(String pkg, int targetSdk, NotificationManager.Policy policy)109     public static void traceSetNotificationPolicy(String pkg, int targetSdk,
110             NotificationManager.Policy policy) {
111         String policyLog = "pkg=" + pkg + " targetSdk=" + targetSdk
112                 + " NotificationPolicy=" + policy.toString();
113         append(TYPE_SET_NOTIFICATION_POLICY, policyLog);
114     }
115 
traceSubscribe(Uri uri, IConditionProvider provider, RemoteException e)116     public static void traceSubscribe(Uri uri, IConditionProvider provider, RemoteException e) {
117         append(TYPE_SUBSCRIBE, uri + "," + subscribeResult(provider, e));
118     }
119 
traceUnsubscribe(Uri uri, IConditionProvider provider, RemoteException e)120     public static void traceUnsubscribe(Uri uri, IConditionProvider provider, RemoteException e) {
121         append(TYPE_UNSUBSCRIBE, uri + "," + subscribeResult(provider, e));
122     }
123 
traceConfig(@onfigOrigin int origin, String reason, @Nullable ComponentName triggeringComponent, ZenModeConfig oldConfig, ZenModeConfig newConfig, int callingUid)124     public static void traceConfig(@ConfigOrigin int origin, String reason,
125             @Nullable ComponentName triggeringComponent, ZenModeConfig oldConfig,
126             ZenModeConfig newConfig, int callingUid) {
127         ZenModeDiff.ConfigDiff diff = new ZenModeDiff.ConfigDiff(oldConfig, newConfig);
128         if (!diff.hasDiff()) {
129             append(TYPE_CONFIG, reason + " (" + originToString(origin) + ") no changes");
130         } else {
131             append(TYPE_CONFIG, reason + " (" + originToString(origin) + ") from uid " + callingUid
132                     + (triggeringComponent != null ? " - " + triggeringComponent : "") + ",\n"
133                     + (newConfig != null ? newConfig.toString() : null) + ",\n"
134                     + diff);
135         }
136     }
137 
traceDisableEffects(NotificationRecord record, String reason)138     public static void traceDisableEffects(NotificationRecord record, String reason) {
139         append(TYPE_DISABLE_EFFECTS, record.getKey() + "," + reason);
140     }
141 
traceEffectsSuppressorChanged(List<ComponentName> oldSuppressors, List<ComponentName> newSuppressors, long oldSuppressedEffects, long suppressedEffects)142     public static void traceEffectsSuppressorChanged(List<ComponentName> oldSuppressors,
143             List<ComponentName> newSuppressors, long oldSuppressedEffects, long suppressedEffects) {
144         append(TYPE_SUPPRESSOR_CHANGED, "suppressed effects:"
145                 + oldSuppressedEffects + "->" + suppressedEffects + ","
146                 + componentListToString(oldSuppressors) + "->"
147                 + componentListToString(newSuppressors));
148     }
149 
traceListenerHintsChanged(int oldHints, int newHints, int listenerCount)150     public static void traceListenerHintsChanged(int oldHints, int newHints, int listenerCount) {
151         append(TYPE_LISTENER_HINTS_CHANGED, hintsToString(oldHints) + "->"
152             + hintsToString(newHints) + ",listeners=" + listenerCount);
153     }
154 
155     /**
156      * Trace calls to matchesCallFilter with the result of the call and the reason for the result.
157      */
traceMatchesCallFilter(boolean result, String reason, int callingUid)158     public static void traceMatchesCallFilter(boolean result, String reason, int callingUid) {
159         append(TYPE_MATCHES_CALL_FILTER, "result=" + result + ", reason=" + reason
160                 + ", calling uid=" + callingUid);
161     }
162 
163     /**
164      * Trace what information is available about an incoming call when it's recorded
165      */
traceRecordCaller(boolean hasPhone, boolean hasUri)166     public static void traceRecordCaller(boolean hasPhone, boolean hasUri) {
167         append(TYPE_RECORD_CALLER, "has phone number=" + hasPhone + ", has uri=" + hasUri);
168     }
169 
170     /**
171      * Trace what information was provided about a caller when checking whether it is from a repeat
172      * caller
173      */
traceCheckRepeatCaller(boolean found, boolean hasPhone, boolean hasUri)174     public static void traceCheckRepeatCaller(boolean found, boolean hasPhone, boolean hasUri) {
175         append(TYPE_CHECK_REPEAT_CALLER, "res=" + found + ", given phone number=" + hasPhone
176                 + ", given uri=" + hasUri);
177     }
178 
traceApplyDeviceEffect(String effect, boolean newValue)179     public static void traceApplyDeviceEffect(String effect, boolean newValue) {
180         append(TYPE_APPLY_DEVICE_EFFECT, effect + " -> " + newValue);
181     }
182 
traceScheduleApplyDeviceEffect(String effect, boolean scheduledValue)183     public static void traceScheduleApplyDeviceEffect(String effect, boolean scheduledValue) {
184         append(TYPE_SCHEDULE_APPLY_DEVICE_EFFECT, effect + " -> " + scheduledValue);
185     }
186 
subscribeResult(IConditionProvider provider, RemoteException e)187     private static String subscribeResult(IConditionProvider provider, RemoteException e) {
188         return provider == null ? "no provider" : e != null ? e.getMessage() : "ok";
189     }
190 
typeToString(int type)191     private static String typeToString(int type) {
192         switch (type) {
193             case TYPE_INTERCEPTED: return "intercepted";
194             case TYPE_SET_RINGER_MODE_EXTERNAL: return "set_ringer_mode_external";
195             case TYPE_SET_RINGER_MODE_INTERNAL: return "set_ringer_mode_internal";
196             case TYPE_SET_ZEN_MODE: return "set_zen_mode";
197             case TYPE_SUBSCRIBE: return "subscribe";
198             case TYPE_UNSUBSCRIBE: return "unsubscribe";
199             case TYPE_CONFIG: return "config";
200             case TYPE_NOT_INTERCEPTED: return "not_intercepted";
201             case TYPE_DISABLE_EFFECTS: return "disable_effects";
202             case TYPE_SUPPRESSOR_CHANGED: return "suppressor_changed";
203             case TYPE_LISTENER_HINTS_CHANGED: return "listener_hints_changed";
204             case TYPE_SET_NOTIFICATION_POLICY: return "set_notification_policy";
205             case TYPE_SET_CONSOLIDATED_ZEN_POLICY: return "set_consolidated_policy";
206             case TYPE_MATCHES_CALL_FILTER: return "matches_call_filter";
207             case TYPE_RECORD_CALLER: return "record_caller";
208             case TYPE_CHECK_REPEAT_CALLER: return "check_repeat_caller";
209             case TYPE_ALERT_ON_UPDATED_INTERCEPT: return "alert_on_updated_intercept";
210             case TYPE_APPLY_DEVICE_EFFECT: return "apply_device_effect";
211             case TYPE_SCHEDULE_APPLY_DEVICE_EFFECT: return "schedule_device_effect";
212             default: return "unknown";
213         }
214     }
215 
ringerModeToString(int ringerMode)216     private static String ringerModeToString(int ringerMode) {
217         switch (ringerMode) {
218             case AudioManager.RINGER_MODE_SILENT: return "silent";
219             case AudioManager.RINGER_MODE_VIBRATE: return "vibrate";
220             case AudioManager.RINGER_MODE_NORMAL: return "normal";
221             default: return "unknown";
222         }
223     }
224 
zenModeToString(int zenMode)225     private static String zenModeToString(int zenMode) {
226         switch (zenMode) {
227             case Global.ZEN_MODE_OFF: return "off";
228             case Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS: return "important_interruptions";
229             case Global.ZEN_MODE_ALARMS: return "alarms";
230             case Global.ZEN_MODE_NO_INTERRUPTIONS: return "no_interruptions";
231             default: return "unknown";
232         }
233     }
234 
hintsToString(int hints)235     private static String hintsToString(int hints) {
236         switch (hints) {
237             case 0 : return "none";
238             case NotificationListenerService.HINT_HOST_DISABLE_EFFECTS:
239                     return "disable_effects";
240             case NotificationListenerService.HINT_HOST_DISABLE_CALL_EFFECTS:
241                     return "disable_call_effects";
242             case NotificationListenerService.HINT_HOST_DISABLE_NOTIFICATION_EFFECTS:
243                     return "disable_notification_effects";
244             default: return Integer.toString(hints);
245         }
246     }
247 
originToString(@onfigOrigin int origin)248     private static String originToString(@ConfigOrigin int origin) {
249         return switch (origin) {
250             case ZenModeConfig.ORIGIN_UNKNOWN -> "ORIGIN_UNKNOWN";
251             case ZenModeConfig.ORIGIN_INIT -> "ORIGIN_INIT";
252             case ZenModeConfig.ORIGIN_INIT_USER -> "ORIGIN_INIT_USER";
253             case ZenModeConfig.ORIGIN_USER_IN_SYSTEMUI -> "ORIGIN_USER_IN_SYSTEMUI";
254             case ZenModeConfig.ORIGIN_APP -> "ORIGIN_APP";
255             case ZenModeConfig.ORIGIN_SYSTEM -> "ORIGIN_SYSTEM";
256             case ZenModeConfig.ORIGIN_RESTORE_BACKUP -> "ORIGIN_RESTORE_BACKUP";
257             case ZenModeConfig.ORIGIN_USER_IN_APP -> "ORIGIN_USER_IN_APP";
258             default -> origin + "??";
259         };
260     }
261 
262     @Nullable
componentToString(@ullable ComponentName component)263     private static String componentToString(@Nullable ComponentName component) {
264         return component != null ? component.toShortString() : null;
265     }
266 
componentListToString(List<ComponentName> components)267     private static String componentListToString(List<ComponentName> components) {
268         StringBuilder stringBuilder = new StringBuilder();
269 
270         for (int i = 0; i < components.size(); ++i) {
271             if (i > 0) {
272                 stringBuilder.append(", ");
273             }
274             stringBuilder.append(componentToString(components.get(i)));
275         }
276 
277         return stringBuilder.toString();
278     }
279 
append(int type, String msg)280     private static void append(int type, String msg) {
281         if (type == TYPE_INTERCEPTED || type == TYPE_NOT_INTERCEPTED
282                 || type == TYPE_CHECK_REPEAT_CALLER || type == TYPE_RECORD_CALLER
283                 || type == TYPE_MATCHES_CALL_FILTER || type == TYPE_ALERT_ON_UPDATED_INTERCEPT) {
284             synchronized (INTERCEPTION_EVENTS) {
285                 INTERCEPTION_EVENTS.log(typeToString(type) + ": " +msg);
286             }
287         } else {
288             synchronized (STATE_CHANGES) {
289                 STATE_CHANGES.log(typeToString(type) + ": " +msg);
290             }
291         }
292     }
293 
dump(PrintWriter pw, String prefix)294     public static void dump(PrintWriter pw, String prefix) {
295         synchronized (INTERCEPTION_EVENTS) {
296             pw.printf(prefix  + "Interception Events:\n");
297             INTERCEPTION_EVENTS.dump(prefix, pw);
298         }
299         synchronized (STATE_CHANGES) {
300             pw.printf(prefix  + "State Changes:\n");
301             STATE_CHANGES.dump(prefix, pw);
302         }
303     }
304 
305     @VisibleForTesting(/* otherwise = VisibleForTesting.NONE */)
clear()306     public static void clear() {
307         synchronized (INTERCEPTION_EVENTS) {
308             INTERCEPTION_EVENTS.clear();
309         }
310         synchronized (STATE_CHANGES) {
311             STATE_CHANGES.clear();
312         }
313     }
314 }
315