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Merge "Remove schedule recheck logic from TetherService" into rvc-dev

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This commit is contained in:
Mark Chien
2020-06-15 06:23:11 +00:00
committed by Android (Google) Code Review
parent 9ebeb21c36 257b9bcdfa
commit 49b74e24d6
4 changed files with 3 additions and 298 deletions
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55
src/com/android/settings/wifi/tether/HotspotOffReceiver.java
View File

@@ -1,55 +0,0 @@
package com.android.settings.wifi.tether;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.ConnectivityManager;
import android.net.wifi.WifiManager;
import android.util.Log;
/**
* This receiver catches when quick settings turns off the hotspot, so we can
* cancel the alarm in that case. All other cancels are handled in tethersettings.
*/
public class HotspotOffReceiver extends BroadcastReceiver {
private static final String TAG = "HotspotOffReceiver";
private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
private Context mContext;
private boolean mRegistered;
public HotspotOffReceiver(Context context) {
mContext = context;
}
@Override
public void onReceive(Context context, Intent intent) {
if (WifiManager.WIFI_AP_STATE_CHANGED_ACTION.equals(intent.getAction())) {
WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
if (wifiManager.getWifiApState() == WifiManager.WIFI_AP_STATE_DISABLED) {
if (DEBUG) Log.d(TAG, "TetherService.cancelRecheckAlarmIfNecessary called");
// The hotspot has been turned off, we don't need to recheck tethering.
TetherService.cancelRecheckAlarmIfNecessary(
context, ConnectivityManager.TETHERING_WIFI);
}
}
}
public void register() {
if (!mRegistered) {
mContext.registerReceiver(this,
new IntentFilter(WifiManager.WIFI_AP_STATE_CHANGED_ACTION));
mRegistered = true;
}
}
public void unregister() {
if (mRegistered) {
mContext.unregisterReceiver(this);
mRegistered = false;
}
}
}

70
src/com/android/settings/wifi/tether/TetherService.java
View File

@@ -17,8 +17,6 @@
package com.android.settings.wifi.tether;
import android.app.Activity;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.app.Service;
import android.app.usage.UsageStatsManager;
import android.bluetooth.BluetoothAdapter;
@@ -36,7 +34,6 @@ import android.content.res.Resources;
import android.net.ConnectivityManager;
import android.os.IBinder;
import android.os.ResultReceiver;
import android.os.SystemClock;
import android.telephony.SubscriptionManager;
import android.text.TextUtils;
import android.util.ArrayMap;
@@ -74,7 +71,6 @@ public class TetherService extends Service {
private TetherServiceWrapper mWrapper;
private ArrayList<Integer> mCurrentTethers;
private ArrayMap<Integer, List<ResultReceiver>> mPendingCallbacks;
private HotspotOffReceiver mHotspotReceiver;
@Override
public IBinder onBind(Intent intent) {
@@ -97,7 +93,6 @@ public class TetherService extends Service {
mPendingCallbacks.put(ConnectivityManager.TETHERING_USB, new ArrayList<ResultReceiver>());
mPendingCallbacks.put(
ConnectivityManager.TETHERING_BLUETOOTH, new ArrayList<ResultReceiver>());
mHotspotReceiver = new HotspotOffReceiver(this);
}
@Override
@@ -146,20 +141,11 @@ public class TetherService extends Service {
if (index >= 0) {
removeTypeAtIndex(index);
}
cancelAlarmIfNecessary();
} else {
if (DEBUG) Log.d(TAG, "Don't cancel alarm during provisioning");
if (DEBUG) Log.d(TAG, "Don't remove tether type during provisioning");
}
}
// Only set the alarm if we have one tether, meaning the one just added,
// to avoid setting it when it was already set previously for another
// type.
if (intent.getBooleanExtra(ConnectivityManager.EXTRA_SET_ALARM, false)
&& mCurrentTethers.size() == 1) {
scheduleAlarm();
}
if (intent.getBooleanExtra(ConnectivityManager.EXTRA_RUN_PROVISION, false)) {
startProvisioning(mCurrentTypeIndex);
} else if (!mInProvisionCheck) {
@@ -182,16 +168,11 @@ public class TetherService extends Service {
SharedPreferences prefs = getSharedPreferences(PREFS, MODE_PRIVATE);
prefs.edit().putString(KEY_TETHERS, tethersToString(mCurrentTethers)).commit();
unregisterReceivers();
unregisterReceiver(mReceiver);
if (DEBUG) Log.d(TAG, "Destroying TetherService");
super.onDestroy();
}
private void unregisterReceivers() {
unregisterReceiver(mReceiver);
mHotspotReceiver.unregister();
}
private void removeTypeAtIndex(int index) {
mCurrentTethers.remove(index);
// If we are currently in the middle of a check, we may need to adjust the
@@ -202,11 +183,6 @@ public class TetherService extends Service {
}
}
@VisibleForTesting
void setHotspotOffReceiver(HotspotOffReceiver receiver) {
mHotspotReceiver = receiver;
}
private ArrayList<Integer> stringToTethers(String tethersStr) {
ArrayList<Integer> ret = new ArrayList<Integer>();
if (TextUtils.isEmpty(tethersStr)) return ret;
@@ -304,48 +280,6 @@ public class TetherService extends Service {
}
}
@VisibleForTesting
void scheduleAlarm() {
Intent intent = new Intent(this, TetherService.class);
intent.putExtra(ConnectivityManager.EXTRA_RUN_PROVISION, true);
PendingIntent pendingIntent = PendingIntent.getService(this, 0, intent, 0);
AlarmManager alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);
int period = getResourceForActiveDataSubId().getInteger(
com.android.internal.R.integer.config_mobile_hotspot_provision_check_period);
long periodMs = period * MS_PER_HOUR;
long firstTime = SystemClock.elapsedRealtime() + periodMs;
if (DEBUG) Log.d(TAG, "Scheduling alarm at interval " + periodMs);
alarmManager.setRepeating(AlarmManager.ELAPSED_REALTIME, firstTime, periodMs,
pendingIntent);
mHotspotReceiver.register();
}
/**
* Cancels the recheck alarm only if no tethering is currently active.
*
* Runs in the background, to get access to bluetooth service that takes time to bind.
*/
public static void cancelRecheckAlarmIfNecessary(final Context context, int type) {
Intent intent = new Intent(context, TetherService.class);
intent.putExtra(ConnectivityManager.EXTRA_REM_TETHER_TYPE, type);
context.startService(intent);
}
@VisibleForTesting
void cancelAlarmIfNecessary() {
if (mCurrentTethers.size() != 0) {
if (DEBUG) Log.d(TAG, "Tethering still active, not cancelling alarm");
return;
}
Intent intent = new Intent(this, TetherService.class);
PendingIntent pendingIntent = PendingIntent.getService(this, 0, intent, 0);
AlarmManager alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);
alarmManager.cancel(pendingIntent);
if (DEBUG) Log.d(TAG, "Tethering no longer active, canceling recheck");
mHotspotReceiver.unregister();
}
private void fireCallbacksForType(int type, int result) {
List<ResultReceiver> callbacksForType = mPendingCallbacks.get(type);
if (callbacksForType == null) {

130
tests/robotests/src/com/android/settings/wifi/tether/TetherServiceTest.java
View File

@@ -1,130 +0,0 @@
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.wifi.tether;
import static com.google.common.truth.Truth.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyInt;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.Resources;
import android.net.wifi.WifiManager;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.RuntimeEnvironment;
import org.robolectric.shadows.ShadowApplication;
import org.robolectric.shadows.ShadowApplication.Wrapper;
import org.robolectric.util.ReflectionHelpers;
import java.util.ArrayList;
@RunWith(RobolectricTestRunner.class)
public class TetherServiceTest {
private static final int CHECK_PERIOD_HOURS = 24;
@Mock
private Context mContext;
@Mock
private Resources mResources;
private Context mAppContext;
private TetherService mService;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
mAppContext = RuntimeEnvironment.application;
mService = spy(new TetherService());
ReflectionHelpers.setField(mService, "mBase", mAppContext);
mService.setHotspotOffReceiver(new HotspotOffReceiver(mContext));
doReturn(CHECK_PERIOD_HOURS).when(mResources).getInteger(
com.android.internal.R.integer.config_mobile_hotspot_provision_check_period);
doReturn(mResources).when(mService).getResourceForActiveDataSubId();
}
@Test
public void scheduleAlarm_shouldRegisterReceiver() {
mService.setHotspotOffReceiver(new HotspotOffReceiver(mAppContext));
mService.scheduleAlarm();
boolean found = false;
for (Wrapper wrapper : ShadowApplication.getInstance().getRegisteredReceivers()) {
if (wrapper.intentFilter.matchAction(WifiManager.WIFI_AP_STATE_CHANGED_ACTION)) {
found = true;
break;
}
}
assertThat(found).isTrue();
}
@Test
public void cancelAlarmIfNecessary_hasActiveTethers_shouldNotUnregisterReceiver() {
mService.scheduleAlarm();
final ArrayList<Integer> tethers = new ArrayList<>();
tethers.add(1);
ReflectionHelpers.setField(mService, "mCurrentTethers", tethers);
mService.cancelAlarmIfNecessary();
verify(mContext, never()).unregisterReceiver(any(HotspotOffReceiver.class));
}
@Test
public void cancelAlarmIfNecessary_noActiveTethers_shouldUnregisterReceiver() {
final ArrayList<Integer> tethers = new ArrayList<>();
ReflectionHelpers.setField(mService, "mCurrentTethers", tethers);
mService.scheduleAlarm();
mService.cancelAlarmIfNecessary();
verify(mContext).unregisterReceiver(any(HotspotOffReceiver.class));
}
@Test
public void onDestroy_shouldUnregisterReceiver() {
final ArrayList<Integer> tethers = new ArrayList<>();
ReflectionHelpers.setField(mService, "mCurrentTethers", tethers);
ReflectionHelpers.setField(mService, "mBase", mContext);
final SharedPreferences prefs = mock(SharedPreferences .class);
final SharedPreferences.Editor editor = mock(SharedPreferences.Editor.class);
when(mContext.getSharedPreferences(anyString(), anyInt())).thenReturn(prefs);
when(prefs.edit()).thenReturn(editor);
when(editor.putString(anyString(), anyString())).thenReturn(editor);
final HotspotOffReceiver hotspotOffReceiver = mock(HotspotOffReceiver.class);
mService.setHotspotOffReceiver(hotspotOffReceiver);
mService.onDestroy();
verify(hotspotOffReceiver).unregister();
}
}

46
tests/unit/src/com/android/settings/wifi/tether/TetherServiceTest.java
View File

@@ -18,9 +18,7 @@ package com.android.settings.wifi.tether;
import static android.net.ConnectivityManager.EXTRA_ADD_TETHER_TYPE;
import static android.net.ConnectivityManager.EXTRA_PROVISION_CALLBACK;
import static android.net.ConnectivityManager.EXTRA_REM_TETHER_TYPE;
import static android.net.ConnectivityManager.EXTRA_RUN_PROVISION;
import static android.net.ConnectivityManager.EXTRA_SET_ALARM;
import static android.net.ConnectivityManager.TETHERING_BLUETOOTH;
import static android.net.ConnectivityManager.TETHERING_INVALID;
import static android.net.ConnectivityManager.TETHERING_USB;
@@ -30,13 +28,11 @@ import static android.net.ConnectivityManager.TETHER_ERROR_PROVISION_FAILED;
import static android.telephony.SubscriptionManager.INVALID_SUBSCRIPTION_ID;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyLong;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import android.app.Activity;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.app.usage.UsageStatsManager;
import android.content.BroadcastReceiver;
@@ -92,7 +88,6 @@ public class TetherServiceTest extends ServiceTestCase<TetherService> {
private ProvisionReceiver mProvisionReceiver;
private Receiver mResultReceiver;
@Mock private AlarmManager mAlarmManager;
@Mock private ConnectivityManager mConnectivityManager;
@Mock private PackageManager mPackageManager;
@Mock private WifiManager mWifiManager;
@@ -158,15 +153,6 @@ public class TetherServiceTest extends ServiceTestCase<TetherService> {
super.tearDown();
}
private void cancelAllProvisioning() {
int[] types = new int[]{TETHERING_BLUETOOTH, TETHERING_WIFI, TETHERING_USB};
for (int type : types) {
Intent intent = new Intent();
intent.putExtra(EXTRA_REM_TETHER_TYPE, type);
startService(intent);
}
}
public void testStartForProvision() {
runProvisioningForType(TETHERING_WIFI);
@@ -184,19 +170,6 @@ public class TetherServiceTest extends ServiceTestCase<TetherService> {
assertTrue(mWrapper.isAppInactive(FAKE_PACKAGE_NAME));
}
public void testScheduleRechecks() {
Intent intent = new Intent();
intent.putExtra(EXTRA_ADD_TETHER_TYPE, TETHERING_WIFI);
intent.putExtra(EXTRA_SET_ALARM, true);
startService(intent);
long period = TEST_CHECK_PERIOD * MS_PER_HOUR;
verify(mAlarmManager).setRepeating(eq(AlarmManager.ELAPSED_REALTIME), anyLong(),
eq(period), mPiCaptor.capture());
PendingIntent pi = mPiCaptor.getValue();
assertEquals(TetherService.class.getName(), pi.getIntent().getComponent().getClassName());
}
public void testStartMultiple() {
runProvisioningForType(TETHERING_WIFI);
@@ -251,21 +224,6 @@ public class TetherServiceTest extends ServiceTestCase<TetherService> {
verify(mConnectivityManager).setUsbTethering(eq(false));
}
public void testCancelAlarm() {
runProvisioningForType(TETHERING_WIFI);
assertTrue(waitForProvisionRequest(TETHERING_WIFI));
assertTrue(waitForProvisionResponse(TETHER_ERROR_NO_ERROR));
Intent intent = new Intent();
intent.putExtra(EXTRA_REM_TETHER_TYPE, TETHERING_WIFI);
startService(intent);
verify(mAlarmManager).cancel(mPiCaptor.capture());
PendingIntent pi = mPiCaptor.getValue();
assertEquals(TetherService.class.getName(), pi.getIntent().getComponent().getClassName());
}
public void testIgnoreOutdatedRequest() {
Intent intent = new Intent();
intent.putExtra(EXTRA_ADD_TETHER_TYPE, TETHERING_WIFI);
@@ -387,9 +345,7 @@ public class TetherServiceTest extends ServiceTestCase<TetherService> {
@Override
public Object getSystemService(String name) {
if (ALARM_SERVICE.equals(name)) {
return mAlarmManager;
} else if (CONNECTIVITY_SERVICE.equals(name)) {
if (CONNECTIVITY_SERVICE.equals(name)) {
return mConnectivityManager;
} else if (WIFI_SERVICE.equals(name)) {
return mWifiManager;