Refactor GCM Service, fix #129

This commit is contained in:
Marvin W 2016-05-12 01:07:22 +02:00
parent 6bf59b22b2
commit 016d2ca3f4
3 changed files with 128 additions and 50 deletions

2
extern/UnifiedNlp vendored

@ -1 +1 @@
Subproject commit 4448a460cd4ec04b73d160b453a87d71c92a0e20
Subproject commit fe63b8a8cfec73a8fd381ed4f0cfaf5b23c8d5ef

View File

@ -0,0 +1,89 @@
/*
* Copyright 2013-2016 microG Project Team
*
* 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 org.microg.gms.gcm;
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
public class GcmPrefs implements SharedPreferences.OnSharedPreferenceChangeListener {
private static final String PREF_GCM_HEARTBEAT = "gcm_heartbeat_interval";
private static final String PREF_GCM_LOG = "gcm_full_log";
private static final String PREF_LAST_PERSISTENT_ID = "gcm_last_persistent_id";
private static GcmPrefs INSTANCE;
public static GcmPrefs get(Context context) {
if (INSTANCE == null) {
if (context == null) return new GcmPrefs(null);
INSTANCE = new GcmPrefs(context.getApplicationContext());
}
return INSTANCE;
}
private int heartbeatMs = 60000;
private boolean gcmLogEnabled = true;
private String lastPersistedId = "";
private SharedPreferences defaultPreferences;
public GcmPrefs(Context context) {
if (context != null) {
defaultPreferences = PreferenceManager.getDefaultSharedPreferences(context);
defaultPreferences.registerOnSharedPreferenceChangeListener(this);
update();
}
}
public void update() {
heartbeatMs = Integer.parseInt(defaultPreferences.getString(PREF_GCM_HEARTBEAT, "60")) * 1000;
gcmLogEnabled = defaultPreferences.getBoolean(PREF_GCM_LOG, true);
lastPersistedId = defaultPreferences.getString(PREF_LAST_PERSISTENT_ID, "");
}
public int getHeartbeatMs() {
return heartbeatMs;
}
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
update();
}
public boolean isGcmLogEnabled() {
return gcmLogEnabled;
}
public List<String> getLastPersistedIds() {
if (lastPersistedId.isEmpty()) return Collections.emptyList();
return Arrays.asList(lastPersistedId.split("\\|"));
}
public void extendLastPersistedId(String id) {
if (!lastPersistedId.isEmpty()) lastPersistedId += "|";
lastPersistedId += id;
defaultPreferences.edit().putString(PREF_LAST_PERSISTENT_ID, lastPersistedId).apply();
}
public void clearLastPersistedId() {
lastPersistedId = "";
defaultPreferences.edit().putString(PREF_LAST_PERSISTENT_ID, lastPersistedId).apply();
}
}

View File

@ -22,7 +22,6 @@ import android.app.Service;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Build;
@ -31,7 +30,6 @@ import android.os.IBinder;
import android.os.Looper;
import android.os.PowerManager;
import android.os.SystemClock;
import android.preference.PreferenceManager;
import android.support.v4.content.WakefulBroadcastReceiver;
import android.util.Log;
@ -48,12 +46,12 @@ import org.microg.gms.gcm.mcs.LoginResponse;
import org.microg.gms.gcm.mcs.Setting;
import java.net.Socket;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import javax.net.ssl.SSLContext;
import static android.app.AlarmManager.ELAPSED_REALTIME_WAKEUP;
import static android.os.Build.VERSION.SDK_INT;
import static org.microg.gms.gcm.GcmConstants.ACTION_C2DM_RECEIVE;
import static org.microg.gms.gcm.GcmConstants.EXTRA_COLLAPSE_KEY;
@ -83,9 +81,6 @@ import static org.microg.gms.gcm.McsConstants.MSG_TEARDOWN;
public class McsService extends Service implements Handler.Callback {
private static final String TAG = "GmsGcmMcsSvc";
public static final String PREFERENCES_NAME = "mcs";
public static final String PREF_LAST_PERSISTENT_ID = "last_persistent_id";
public static final String SELF_CATEGORY = "com.google.android.gsf.gtalkservice";
public static final String IDLE_NOTIFICATION = "IdleNotification";
public static final String FROM_FIELD = "gcm@android.com";
@ -93,10 +88,8 @@ public class McsService extends Service implements Handler.Callback {
public static final String SERVICE_HOST = "mtalk.google.com";
public static final int SERVICE_PORT = 5228;
private static final String PREF_GCM_HEARTBEAT = "gcm_heartbeat_interval";
private static final int WAKELOCK_TIMEOUT = 5000;
public static int heartbeatMs = 120000;
private static long lastHeartbeatAckElapsedRealtime = -1;
private static Socket sslSocket;
@ -133,10 +126,13 @@ public class McsService extends Service implements Handler.Callback {
}
}
private static void logd(String msg) {
if (GcmPrefs.get(null).isGcmLogEnabled()) Log.d(TAG, msg);
}
@Override
public void onCreate() {
super.onCreate();
updateHeartbeatMs();
heartbeatIntent = PendingIntent.getService(this, 0, new Intent(ACTION_HEARTBEAT, null, this, McsService.class), 0);
alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);
powerManager = (PowerManager) getSystemService(POWER_SERVICE);
@ -148,39 +144,43 @@ public class McsService extends Service implements Handler.Callback {
}
}
private void updateHeartbeatMs() {
heartbeatMs = Integer.parseInt(PreferenceManager.getDefaultSharedPreferences(this).getString(PREF_GCM_HEARTBEAT, "60")) * 1000;
}
@Override
public IBinder onBind(Intent intent) {
return null;
}
public synchronized static boolean isConnected() {
return inputStream != null && inputStream.isAlive() && outputStream != null && outputStream.isAlive()
// consider connection to be dead if we did not receive an ack within twice the heartbeat interval
&& SystemClock.elapsedRealtime() - lastHeartbeatAckElapsedRealtime < 2 * heartbeatMs;
if (inputStream == null || !inputStream.isAlive() || outputStream == null || !outputStream.isAlive()) {
logd("Connection is not enabled or dead.");
return false;
}
// consider connection to be dead if we did not receive an ack within twice the heartbeat interval
if (SystemClock.elapsedRealtime() - lastHeartbeatAckElapsedRealtime < 2 * GcmPrefs.get(null).getHeartbeatMs()) {
logd("No heartbeat for " + 2 * GcmPrefs.get(null).getHeartbeatMs() / 1000 + " seconds, connection seems to be dead.");
return false;
}
return true;
}
public static void scheduleReconnect(Context context) {
AlarmManager alarmManager = (AlarmManager) context.getSystemService(ALARM_SERVICE);
long delay = getCurrentDelay();
Log.d(TAG, "Scheduling reconnect in " + delay / 1000 + " seconds...");
alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + delay,
logd("Scheduling reconnect in " + delay / 1000 + " seconds...");
alarmManager.set(ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + delay,
PendingIntent.getBroadcast(context, 1, new Intent(ACTION_RECONNECT, null, context, TriggerReceiver.class), 0));
}
public void scheduleHeartbeat(Context context) {
AlarmManager alarmManager = (AlarmManager) context.getSystemService(ALARM_SERVICE);
Log.d(TAG, "Scheduling heartbeat in " + heartbeatMs / 1000 + " seconds...");
logd("Scheduling heartbeat in " + GcmPrefs.get(this).getHeartbeatMs() / 1000 + " seconds...");
int heartbeatMs = GcmPrefs.get(this).getHeartbeatMs();
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + heartbeatMs, heartbeatIntent);
alarmManager.set(ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + heartbeatMs, heartbeatIntent);
} else {
// with KitKat, the alarms become inexact by default, but with the newly available setWindow we can get inexact alarms with guarantees.
// Schedule the alarm to fire within the interval [heartbeatMs/2, heartbeatMs]
alarmManager.setWindow(AlarmManager.ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + heartbeatMs / 2, heartbeatMs / 2,
alarmManager.setWindow(ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + heartbeatMs / 2, heartbeatMs / 2,
heartbeatIntent);
}
@ -200,7 +200,6 @@ public class McsService extends Service implements Handler.Callback {
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
updateHeartbeatMs();
synchronized (McsService.class) {
if (rootHandler != null) {
if (intent == null) return START_REDELIVER_INTENT;
@ -223,11 +222,11 @@ public class McsService extends Service implements Handler.Callback {
private synchronized void connect() {
try {
Log.d(TAG, "Starting MCS connection...");
logd("Starting MCS connection...");
Socket socket = new Socket(SERVICE_HOST, SERVICE_PORT);
Log.d(TAG, "Connected to " + SERVICE_HOST + ":" + SERVICE_PORT);
logd("Connected to " + SERVICE_HOST + ":" + SERVICE_PORT);
sslSocket = SSLContext.getDefault().getSocketFactory().createSocket(socket, SERVICE_HOST, SERVICE_PORT, true);
Log.d(TAG, "Activated SSL with " + SERVICE_HOST + ":" + SERVICE_PORT);
logd("Activated SSL with " + SERVICE_HOST + ":" + SERVICE_PORT);
inputStream = new McsInputStream(sslSocket.getInputStream(), rootHandler);
outputStream = new McsOutputStream(sslSocket.getOutputStream(), rootHandler);
inputStream.start();
@ -247,8 +246,8 @@ public class McsService extends Service implements Handler.Callback {
private void handleLoginResponse(LoginResponse loginResponse) {
if (loginResponse.error == null) {
getSharedPreferences().edit().putString(PREF_LAST_PERSISTENT_ID, "").apply();
Log.d(TAG, "Logged in");
GcmPrefs.get(this).clearLastPersistedId();
logd("Logged in");
wakeLock.release();
} else {
throw new RuntimeException("Could not login: " + loginResponse.error);
@ -257,12 +256,7 @@ public class McsService extends Service implements Handler.Callback {
private void handleCloudMessage(DataMessageStanza message) {
if (message.persistent_id != null) {
String old = getSharedPreferences().getString(PREF_LAST_PERSISTENT_ID, "");
if (!old.isEmpty()) {
old += "|";
}
getSharedPreferences().edit()
.putString(PREF_LAST_PERSISTENT_ID, old + message.persistent_id).apply();
GcmPrefs.get(this).extendLastPersistedId(message.persistent_id);
}
if (SELF_CATEGORY.equals(message.category)) {
handleSelfMessage(message);
@ -271,7 +265,7 @@ public class McsService extends Service implements Handler.Callback {
}
}
private void handleHearbeatPing(HeartbeatPing ping) {
private void handleHeartbeatPing(HeartbeatPing ping) {
HeartbeatAck.Builder ack = new HeartbeatAck.Builder().status(ping.status);
if (inputStream.newStreamIdAvailable()) {
ack.last_stream_id_received(inputStream.getStreamId());
@ -298,7 +292,7 @@ public class McsService extends Service implements Handler.Callback {
.user(Long.toString(info.androidId))
.use_rmq2(true)
.setting(Collections.singletonList(new Setting("new_vc", "1")))
.received_persistent_id(Arrays.asList(getSharedPreferences().getString(PREF_LAST_PERSISTENT_ID, "").split("\\|")))
.received_persistent_id(GcmPrefs.get(this).getLastPersistedIds())
.build();
}
@ -306,7 +300,6 @@ public class McsService extends Service implements Handler.Callback {
Intent intent = new Intent();
intent.setAction(ACTION_C2DM_RECEIVE);
intent.setPackage(msg.category);
intent.putExtra(EXTRA_MESSAGE_TYPE, MESSAGE_TYPE_GCM);
intent.putExtra(EXTRA_FROM, msg.from);
if (msg.token != null) intent.putExtra(EXTRA_COLLAPSE_KEY, msg.token);
for (AppData appData : msg.app_data) {
@ -316,13 +309,13 @@ public class McsService extends Service implements Handler.Callback {
// FIXME: #75
List<ResolveInfo> infos = getPackageManager().queryBroadcastReceivers(intent, PackageManager.GET_RESOLVED_FILTER);
for (ResolveInfo resolveInfo : infos) {
Log.d(TAG, "Target: " + resolveInfo);
logd("Target: " + resolveInfo);
Intent targetIntent = new Intent(intent);
targetIntent.setComponent(new ComponentName(resolveInfo.activityInfo.packageName, resolveInfo.activityInfo.name));
sendOrderedBroadcast(targetIntent, msg.category + ".permission.C2D_MESSAGE");
}
if (infos.isEmpty())
Log.d(TAG, "No target for message, wut?");
logd("No target for message, wut?");
}
private void handleSelfMessage(DataMessageStanza msg) {
@ -342,10 +335,6 @@ public class McsService extends Service implements Handler.Callback {
}
}
private SharedPreferences getSharedPreferences() {
return getSharedPreferences(PREFERENCES_NAME, Context.MODE_PRIVATE);
}
private void send(int type, Message message) {
rootHandler.sendMessage(rootHandler.obtainMessage(MSG_OUTPUT, type, 0, message));
}
@ -370,21 +359,21 @@ public class McsService extends Service implements Handler.Callback {
return true;
case MSG_INPUT_ERROR:
case MSG_OUTPUT_ERROR:
Log.d(TAG, "I/O error: " + msg.obj);
logd("I/O error: " + msg.obj);
rootHandler.sendMessage(rootHandler.obtainMessage(MSG_TEARDOWN, msg.obj));
return true;
case MSG_TEARDOWN:
Log.d(TAG, "Teardown initiated, reason: " + msg.obj);
logd("Teardown initiated, reason: " + msg.obj);
handleTeardown(msg);
return true;
case MSG_CONNECT:
Log.d(TAG, "Connect initiated, reason: " + msg.obj);
logd("Connect initiated, reason: " + msg.obj);
if (!isConnected()) {
connect();
}
return true;
case MSG_HEARTBEAT:
Log.d(TAG, "Heartbeat initiated, reason: " + msg.obj);
logd("Heartbeat initiated, reason: " + msg.obj);
if (isConnected()) {
HeartbeatPing.Builder ping = new HeartbeatPing.Builder();
if (inputStream.newStreamIdAvailable()) {
@ -393,12 +382,12 @@ public class McsService extends Service implements Handler.Callback {
send(MCS_HEARTBEAT_PING_TAG, ping.build());
scheduleHeartbeat(this);
} else {
Log.d(TAG, "Ignoring heartbeat, not connected!");
logd("Ignoring heartbeat, not connected!");
scheduleReconnect(this);
}
return true;
case MSG_OUTPUT_READY:
Log.d(TAG, "Sending login request...");
logd("Sending login request...");
send(MCS_LOGIN_REQUEST_TAG, buildLoginRequest());
return true;
case MSG_OUTPUT_DONE:
@ -425,7 +414,7 @@ public class McsService extends Service implements Handler.Callback {
handleCloudMessage((DataMessageStanza) message);
break;
case MCS_HEARTBEAT_PING_TAG:
handleHearbeatPing((HeartbeatPing) message);
handleHeartbeatPing((HeartbeatPing) message);
break;
case MCS_HEARTBEAT_ACK_TAG:
handleHeartbeatAck((HeartbeatAck) message);