Added sleep and power status logging

briar-android/src/main/java/org/briarproject/briar/android/BriarApplicationImpl.java

@@ -117,6 +117,7 @@ public class BriarApplicationImpl extends Application
 		BrambleCoreModule.initEagerSingletons(applicationComponent);
 		BriarCoreModule.initEagerSingletons(applicationComponent);
 		AndroidEagerSingletons.initEagerSingletons(applicationComponent);
+		new SleepMonitor().start();
 	}
 
 	@Override

briar-android/src/main/java/org/briarproject/briar/android/BriarBroadcastReceiver.java

@@ -0,0 +1,82 @@
+package org.briarproject.briar.android;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.net.ConnectivityManager;
+import android.net.NetworkInfo;
+import android.os.Build;
+import android.os.PowerManager;
+import android.support.v4.content.WakefulBroadcastReceiver;
+import android.util.Log;
+
+import static android.content.Context.CONNECTIVITY_SERVICE;
+import static android.content.Context.POWER_SERVICE;
+import static android.content.Intent.ACTION_AIRPLANE_MODE_CHANGED;
+import static android.content.Intent.ACTION_BATTERY_CHANGED;
+import static android.content.Intent.ACTION_POWER_CONNECTED;
+import static android.content.Intent.ACTION_POWER_DISCONNECTED;
+import static android.content.Intent.ACTION_SCREEN_OFF;
+import static android.content.Intent.ACTION_SCREEN_ON;
+import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
+import static android.net.ConnectivityManager.TYPE_WIFI;
+import static android.os.BatteryManager.EXTRA_LEVEL;
+import static android.os.BatteryManager.EXTRA_PLUGGED;
+import static android.os.BatteryManager.EXTRA_SCALE;
+
+public class BriarBroadcastReceiver extends WakefulBroadcastReceiver {
+
+	IntentFilter getIntentFilter() {
+		IntentFilter filter = new IntentFilter();
+		filter.addAction(ACTION_SCREEN_ON);
+		filter.addAction(ACTION_SCREEN_OFF);
+		filter.addAction(ACTION_BATTERY_CHANGED);
+		filter.addAction(ACTION_POWER_CONNECTED);
+		filter.addAction(ACTION_POWER_DISCONNECTED);
+		if (Build.VERSION.SDK_INT >= 21)
+			filter.addAction(PowerManager.ACTION_POWER_SAVE_MODE_CHANGED);
+		if (Build.VERSION.SDK_INT >= 23)
+			filter.addAction(PowerManager.ACTION_DEVICE_IDLE_MODE_CHANGED);
+		filter.addAction(ACTION_AIRPLANE_MODE_CHANGED);
+		filter.addAction(CONNECTIVITY_ACTION);
+		return filter;
+	}
+
+	@Override
+	public void onReceive(Context ctx, Intent i) {
+		String action = i.getAction();
+		if (ACTION_SCREEN_ON.equals(action)) {
+			Log.i("DEVICE_STATUS", "Screen on");
+		} else if (ACTION_SCREEN_OFF.equals(action)) {
+			Log.i("DEVICE_STATUS","Screen off");
+		} else if (ACTION_BATTERY_CHANGED.equals(action)) {
+			int level = i.getIntExtra(EXTRA_LEVEL, -1);
+			int scale = i.getIntExtra(EXTRA_SCALE, -1);
+			int plugged = i.getIntExtra(EXTRA_PLUGGED, -1);
+			Log.i("DEVICE_STATUS", "Battery level: " + (level / (float) scale) + ", plugged: " + (plugged != 0));
+		} else if (ACTION_POWER_CONNECTED.equals(action)) {
+			Log.i("DEVICE_STATUS","Power connected");
+		} else if (ACTION_POWER_DISCONNECTED.equals(action)) {
+			Log.i("DEVICE_STATUS","Power disconnected");
+		} else if (Build.VERSION.SDK_INT >= 21
+				&& PowerManager.ACTION_POWER_SAVE_MODE_CHANGED.equals(action)) {
+			PowerManager pm = (PowerManager) ctx.getSystemService(POWER_SERVICE);
+			Log.i("DEVICE_STATUS","Power save mode: " + pm.isPowerSaveMode());
+		} else if (Build.VERSION.SDK_INT >= 23
+				&& PowerManager.ACTION_DEVICE_IDLE_MODE_CHANGED.equals(action)) {
+			PowerManager pm = (PowerManager) ctx.getSystemService(POWER_SERVICE);
+			Log.i("DEVICE_STATUS","Idle mode: " + pm.isDeviceIdleMode());
+		} else if (ACTION_AIRPLANE_MODE_CHANGED.equals(action)) {
+			Log.i("DEVICE_STATUS","Airplane mode: " + i.getBooleanExtra("state", false));
+		} else if (CONNECTIVITY_ACTION.equals(action)) {
+			ConnectivityManager cm =
+					(ConnectivityManager) ctx.getSystemService(CONNECTIVITY_SERVICE);
+			NetworkInfo net = cm.getActiveNetworkInfo();
+			boolean online = net != null && net.isConnected();
+			boolean wifi = net != null && net.getType() == TYPE_WIFI;
+			Log.i("DEVICE_STATUS","Online: " + online + ", wifi: " + wifi);
+		}
+	}
+}
+
+

briar-android/src/main/java/org/briarproject/briar/android/BriarService.java

@@ -82,6 +82,7 @@ public class BriarService extends Service {
 
 	private final AtomicBoolean created = new AtomicBoolean(false);
 	private final Binder binder = new BriarBinder();
+	private final BriarBroadcastReceiver testReceiver = new BriarBroadcastReceiver();
 
 	private AlarmManager alarm;
 
@@ -187,11 +188,12 @@ public class BriarService extends Service {
 		filter.addAction("android.intent.action.QUICKBOOT_POWEROFF");
 		filter.addAction("com.htc.intent.action.QUICKBOOT_POWEROFF");
 		registerReceiver(receiver, filter);
+		registerReceiver(testReceiver, testReceiver.getIntentFilter());
 	}
 
 	private void setAlarm() {
 		PendingIntent pi = getPendingIntent();
-		long millis = getElapsedRealTimeMillis(5000, MILLISECONDS);
+		long millis = getElapsedRealTimeMillis(15000, MILLISECONDS);
 		if (SDK_INT >= 23) {
 			alarm.setExactAndAllowWhileIdle(ELAPSED_REALTIME_WAKEUP,
 					millis, pi);
@@ -282,10 +284,12 @@ public class BriarService extends Service {
 		LOG.info("Destroyed");
 		stopForeground(true);
 		if (receiver != null) unregisterReceiver(receiver);
+		unregisterReceiver(testReceiver);
 		// Stop the services in a background thread
 		new Thread(() -> {
 			if (started) lifecycleManager.stopServices();
 		}).start();
+
 	}
 
 	@Override