• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright (C) 2023 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.internal.telephony.satellite.metrics;
18 
19 import android.annotation.NonNull;
20 import android.content.BroadcastReceiver;
21 import android.content.Context;
22 import android.content.Intent;
23 import android.content.IntentFilter;
24 import android.os.BatteryManager;
25 import android.telephony.satellite.SatelliteManager;
26 import android.util.Log;
27 
28 import com.android.internal.annotations.VisibleForTesting;
29 import com.android.internal.telephony.metrics.SatelliteStats;
30 
31 /**
32  * Stats to log to satellite metrics
33  */
34 public class ControllerMetricsStats {
35     private static final int ADD_COUNT = 1;
36     private static final String TAG = ControllerMetricsStats.class.getSimpleName();
37     private static final boolean DBG = false;
38 
39     private static ControllerMetricsStats sInstance;
40 
41     private final Context mContext;
42     private SatelliteStats mSatelliteStats;
43 
44     private long mSatelliteOnTimeMillis;
45     private int mBatteryLevelWhenServiceOn;
46     private boolean mIsSatelliteModemOn;
47     private Boolean mIsBatteryCharged = null;
48     private int mBatteryChargedStartTimeSec;
49     private int mTotalBatteryChargeTimeSec;
50 
51     /**
52      * @return The singleton instance of ControllerMetricsStats.
53      */
getInstance()54     public static ControllerMetricsStats getInstance() {
55         if (sInstance == null) {
56             loge("ControllerMetricsStats was not yet initialized.");
57         }
58         return sInstance;
59     }
60 
61     /**
62      * Create the ControllerMetricsStats singleton instance.
63      *
64      * @param context   The Context for the ControllerMetricsStats.
65      * @return          The singleton instance of ControllerMetricsStats.
66      */
make(@onNull Context context)67     public static ControllerMetricsStats make(@NonNull Context context) {
68         if (sInstance == null) {
69             sInstance = new ControllerMetricsStats(context);
70         }
71         return sInstance;
72     }
73 
74     /**
75      * Create the ControllerMetricsStats singleton instance, testing purpose only.
76      *
77      * @param context   The Context for the ControllerMetricsStats.
78      * @param satelliteStats SatelliteStats instance to test
79      * @return          The singleton instance of ControllerMetricsStats.
80      */
81     @VisibleForTesting
make(@onNull Context context, @NonNull SatelliteStats satelliteStats)82     public static ControllerMetricsStats make(@NonNull Context context,
83             @NonNull SatelliteStats satelliteStats) {
84         if (sInstance == null) {
85             sInstance = new ControllerMetricsStats(context, satelliteStats);
86         }
87         return sInstance;
88     }
89 
90     /**
91      * Create the ControllerMetricsStats to manage metrics report for
92      * {@link SatelliteStats.SatelliteControllerParams}
93      * @param context The Context for the ControllerMetricsStats.
94      */
ControllerMetricsStats(@onNull Context context)95     ControllerMetricsStats(@NonNull Context context) {
96         mContext = context;
97         mSatelliteStats = SatelliteStats.getInstance();
98     }
99 
100     /**
101      * Create the ControllerMetricsStats to manage metrics report for
102      * {@link SatelliteStats.SatelliteControllerParams}
103      *
104      * @param context           The Context for the ControllerMetricsStats.
105      * @param satelliteStats    SatelliteStats object used for testing purpose
106      */
107     @VisibleForTesting
ControllerMetricsStats(@onNull Context context, @NonNull SatelliteStats satelliteStats)108     protected ControllerMetricsStats(@NonNull Context context,
109             @NonNull SatelliteStats satelliteStats) {
110         mContext = context;
111         mSatelliteStats = satelliteStats;
112     }
113 
114 
115     /** Report a counter when an attempt for satellite service on is successfully done */
reportServiceEnablementSuccessCount()116     public void reportServiceEnablementSuccessCount() {
117         logd("reportServiceEnablementSuccessCount()");
118         mSatelliteStats.onSatelliteControllerMetrics(
119                 new SatelliteStats.SatelliteControllerParams.Builder()
120                         .setCountOfSatelliteServiceEnablementsSuccess(ADD_COUNT)
121                         .build());
122     }
123 
124     /** Report a counter when an attempt for satellite service on is failed */
reportServiceEnablementFailCount()125     public void reportServiceEnablementFailCount() {
126         logd("reportServiceEnablementSuccessCount()");
127         mSatelliteStats.onSatelliteControllerMetrics(
128                 new SatelliteStats.SatelliteControllerParams.Builder()
129                         .setCountOfSatelliteServiceEnablementsFail(ADD_COUNT)
130                         .build());
131     }
132 
133     /** Report a counter when an attempt for outgoing datagram is successfully done */
reportOutgoingDatagramSuccessCount( @onNull @atelliteManager.DatagramType int datagramType)134     public void reportOutgoingDatagramSuccessCount(
135             @NonNull @SatelliteManager.DatagramType int datagramType) {
136         SatelliteStats.SatelliteControllerParams controllerParam;
137         if (datagramType == SatelliteManager.DATAGRAM_TYPE_SOS_MESSAGE) {
138             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
139                     .setCountOfOutgoingDatagramSuccess(ADD_COUNT)
140                     .setCountOfDatagramTypeSosSmsSuccess(ADD_COUNT)
141                     .build();
142         } else if (datagramType == SatelliteManager.DATAGRAM_TYPE_LOCATION_SHARING) {
143             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
144                     .setCountOfOutgoingDatagramSuccess(ADD_COUNT)
145                     .setCountOfDatagramTypeLocationSharingSuccess(ADD_COUNT)
146                     .build();
147         } else { // datagramType == SatelliteManager.DATAGRAM_TYPE_UNKNOWN
148             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
149                     .setCountOfOutgoingDatagramSuccess(ADD_COUNT)
150                     .build();
151         }
152         logd("reportServiceEnablementSuccessCount(): " + controllerParam);
153         mSatelliteStats.onSatelliteControllerMetrics(controllerParam);
154     }
155 
156     /** Report a counter when an attempt for outgoing datagram is failed */
reportOutgoingDatagramFailCount( @onNull @atelliteManager.DatagramType int datagramType)157     public void reportOutgoingDatagramFailCount(
158             @NonNull @SatelliteManager.DatagramType int datagramType) {
159         SatelliteStats.SatelliteControllerParams controllerParam;
160         if (datagramType == SatelliteManager.DATAGRAM_TYPE_SOS_MESSAGE) {
161             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
162                     .setCountOfOutgoingDatagramFail(ADD_COUNT)
163                     .setCountOfDatagramTypeSosSmsFail(ADD_COUNT)
164                     .build();
165         } else if (datagramType == SatelliteManager.DATAGRAM_TYPE_LOCATION_SHARING) {
166             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
167                     .setCountOfOutgoingDatagramFail(ADD_COUNT)
168                     .setCountOfDatagramTypeLocationSharingFail(ADD_COUNT)
169                     .build();
170         } else { // datagramType == SatelliteManager.DATAGRAM_TYPE_UNKNOWN
171             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
172                     .setCountOfOutgoingDatagramFail(ADD_COUNT)
173                     .build();
174         }
175         logd("reportOutgoingDatagramFailCount(): " + controllerParam);
176         mSatelliteStats.onSatelliteControllerMetrics(controllerParam);
177     }
178 
179     /** Report a counter when an attempt for incoming datagram is failed */
reportIncomingDatagramCount( @onNull @atelliteManager.SatelliteError int result)180     public void reportIncomingDatagramCount(
181             @NonNull @SatelliteManager.SatelliteError int result) {
182         SatelliteStats.SatelliteControllerParams controllerParam;
183         if (result == SatelliteManager.SATELLITE_ERROR_NONE) {
184             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
185                     .setCountOfIncomingDatagramSuccess(ADD_COUNT)
186                     .build();
187         } else {
188             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
189                     .setCountOfIncomingDatagramFail(ADD_COUNT)
190                     .build();
191         }
192         logd("reportIncomingDatagramCount(): " + controllerParam);
193         mSatelliteStats.onSatelliteControllerMetrics(controllerParam);
194     }
195 
196     /** Report a counter when an attempt for de-provision is success or not */
reportProvisionCount(@onNull @atelliteManager.SatelliteError int result)197     public void reportProvisionCount(@NonNull @SatelliteManager.SatelliteError int result) {
198         SatelliteStats.SatelliteControllerParams controllerParam;
199         if (result == SatelliteManager.SATELLITE_ERROR_NONE) {
200             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
201                     .setCountOfProvisionSuccess(ADD_COUNT)
202                     .build();
203         } else {
204             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
205                     .setCountOfProvisionFail(ADD_COUNT)
206                     .build();
207         }
208         logd("reportProvisionCount(): " + controllerParam);
209         mSatelliteStats.onSatelliteControllerMetrics(controllerParam);
210     }
211 
212     /** Report a counter when an attempt for de-provision is success or not */
reportDeprovisionCount(@onNull @atelliteManager.SatelliteError int result)213     public void reportDeprovisionCount(@NonNull @SatelliteManager.SatelliteError int result) {
214         SatelliteStats.SatelliteControllerParams controllerParam;
215         if (result == SatelliteManager.SATELLITE_ERROR_NONE) {
216             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
217                     .setCountOfDeprovisionSuccess(ADD_COUNT)
218                     .build();
219         } else {
220             controllerParam = new SatelliteStats.SatelliteControllerParams.Builder()
221                     .setCountOfDeprovisionFail(ADD_COUNT)
222                     .build();
223         }
224         logd("reportDeprovisionCount(): " + controllerParam);
225         mSatelliteStats.onSatelliteControllerMetrics(controllerParam);
226     }
227 
228     /** Return the total service up time for satellite service */
229     @VisibleForTesting
captureTotalServiceUpTimeSec()230     public int captureTotalServiceUpTimeSec() {
231         long totalTimeMillis = getCurrentTime() - mSatelliteOnTimeMillis;
232         mSatelliteOnTimeMillis = 0;
233         return (int) (totalTimeMillis / 1000);
234     }
235 
236     /** Return the total battery charge time while satellite service is on */
237     @VisibleForTesting
captureTotalBatteryChargeTimeSec()238     public int captureTotalBatteryChargeTimeSec() {
239         int totalTime = mTotalBatteryChargeTimeSec;
240         mTotalBatteryChargeTimeSec = 0;
241         return totalTime;
242     }
243 
244     /** Capture the satellite service on time and register battery monitor */
onSatelliteEnabled()245     public void onSatelliteEnabled() {
246         if (!isSatelliteModemOn()) {
247             mIsSatelliteModemOn = true;
248 
249             startCaptureBatteryLevel();
250 
251             // log the timestamp of the satellite modem power on
252             mSatelliteOnTimeMillis = getCurrentTime();
253 
254             // register broadcast receiver for monitoring battery status change
255             IntentFilter filter = new IntentFilter(Intent.ACTION_BATTERY_CHANGED);
256 
257             logd("register BatteryStatusReceiver");
258             mContext.registerReceiver(mBatteryStatusReceiver, filter);
259         }
260     }
261 
262     /** Capture the satellite service off time and de-register battery monitor */
onSatelliteDisabled()263     public void onSatelliteDisabled() {
264         if (isSatelliteModemOn()) {
265             mIsSatelliteModemOn = false;
266 
267             logd("unregister BatteryStatusReceiver");
268             mContext.unregisterReceiver(mBatteryStatusReceiver);
269 
270             int totalServiceUpTime = captureTotalServiceUpTimeSec();
271             int batteryConsumptionPercent = captureTotalBatteryConsumptionPercent(mContext);
272             int totalBatteryChargeTime = captureTotalBatteryChargeTimeSec();
273 
274             // report metrics about service up time and battery
275             SatelliteStats.SatelliteControllerParams controllerParam =
276                     new SatelliteStats.SatelliteControllerParams.Builder()
277                             .setTotalServiceUptimeSec(totalServiceUpTime)
278                             .setTotalBatteryConsumptionPercent(batteryConsumptionPercent)
279                             .setTotalBatteryChargedTimeSec(totalBatteryChargeTime)
280                             .build();
281             logd("onSatelliteDisabled(): " + controllerParam);
282             mSatelliteStats.onSatelliteControllerMetrics(controllerParam);
283         }
284     }
285 
286     /** Log the total battery charging time when satellite service is on */
updateSatelliteBatteryChargeTime(boolean isCharged)287     private void updateSatelliteBatteryChargeTime(boolean isCharged) {
288         logd("updateSatelliteBatteryChargeTime(" + isCharged + ")");
289         // update only when the charge state has changed
290         if (mIsBatteryCharged == null || isCharged != mIsBatteryCharged) {
291             mIsBatteryCharged = isCharged;
292 
293             // When charged, log the start time of battery charging
294             if (isCharged) {
295                 mBatteryChargedStartTimeSec = (int) (getCurrentTime() / 1000);
296                 // When discharged, log the accumulated total battery charging time.
297             } else {
298                 mTotalBatteryChargeTimeSec +=
299                         (int) (getCurrentTime() / 1000)
300                                 - mBatteryChargedStartTimeSec;
301                 mBatteryChargedStartTimeSec = 0;
302             }
303         }
304     }
305 
306     /** Capture the battery level when satellite service is on */
307     @VisibleForTesting
startCaptureBatteryLevel()308     public void startCaptureBatteryLevel() {
309         try {
310             BatteryManager batteryManager = mContext.getSystemService(BatteryManager.class);
311             mBatteryLevelWhenServiceOn =
312                     batteryManager.getIntProperty(BatteryManager.BATTERY_PROPERTY_CAPACITY);
313             logd("sBatteryLevelWhenServiceOn = " + mBatteryLevelWhenServiceOn);
314         } catch (NullPointerException e) {
315             loge("BatteryManager is null");
316         }
317     }
318 
319     /** Capture the total consumption level when service is off */
320     @VisibleForTesting
captureTotalBatteryConsumptionPercent(Context context)321     public int captureTotalBatteryConsumptionPercent(Context context) {
322         try {
323             BatteryManager batteryManager = context.getSystemService(BatteryManager.class);
324             int currentLevel =
325                     batteryManager.getIntProperty(BatteryManager.BATTERY_PROPERTY_CAPACITY);
326             return Math.max((mBatteryLevelWhenServiceOn - currentLevel), 0);
327         } catch (NullPointerException e) {
328             loge("BatteryManager is null");
329             return 0;
330         }
331     }
332 
333     /** Receives the battery status whether it is in charging or not, update interval is 60 sec. */
334     private final BroadcastReceiver mBatteryStatusReceiver = new BroadcastReceiver() {
335         private long mLastUpdatedTime = 0;
336         private static final long UPDATE_INTERVAL = 60 * 1000;
337 
338         @Override
339         public void onReceive(Context context, Intent intent) {
340             long currentTime = getCurrentTime();
341             if (currentTime - mLastUpdatedTime > UPDATE_INTERVAL) {
342                 mLastUpdatedTime = currentTime;
343                 int status = intent.getIntExtra(BatteryManager.EXTRA_STATUS, -1);
344                 boolean isCharged = (status == BatteryManager.BATTERY_STATUS_CHARGING);
345                 logd("Battery is charged(" + isCharged + ")");
346                 updateSatelliteBatteryChargeTime(isCharged);
347             }
348         }
349     };
350 
351     @VisibleForTesting
isSatelliteModemOn()352     public boolean isSatelliteModemOn() {
353         return mIsSatelliteModemOn;
354     }
355 
356     @VisibleForTesting
getCurrentTime()357     public long getCurrentTime() {
358         return System.currentTimeMillis();
359     }
360 
logd(@onNull String log)361     private static void logd(@NonNull String log) {
362         if (DBG) {
363             Log.d(TAG, log);
364         }
365     }
366 
loge(@onNull String log)367     private static void loge(@NonNull String log) {
368         Log.e(TAG, log);
369     }
370 }
371