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OnBootReceiver: Attempt at checking for interface availability at boot
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It probably needs some more polish
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@elluisian
elluisian committed Sep 30, 2024
1 parent 3e2bc20 commit beba90d
Showing 1 changed file with 50 additions and 28 deletions.
78 changes: 50 additions & 28 deletions app/src/main/java/net/christianbeier/droidvnc_ng/OnBootReceiver.java
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,8 @@

import android.app.AlarmManager;
import android.app.PendingIntent;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
Expand All @@ -32,12 +34,26 @@
import android.os.SystemClock;
import android.util.Log;

import androidx.core.app.NotificationCompat;
import androidx.core.app.NotificationManagerCompat;
import androidx.preference.PreferenceManager;


public class OnBootReceiver extends BroadcastReceiver {
import java.util.ArrayList;

import java.net.InetAddress;
import java.net.Socket;
import java.net.InetSocketAddress;

import java.io.IOException;



public class OnBootReceiver extends BroadcastReceiver {
private static final String TAG = "OnBootReceiver";
public static String NOTIFICATION_ID = "notification-id";
public static String NOTIFICATION = "notification" ;


public void onReceive(Context context, Intent arg1) {
if (Intent.ACTION_BOOT_COMPLETED.equals(arg1.getAction())) {
Expand All @@ -52,8 +68,18 @@ public void onReceive(Context context, Intent arg1) {
return;
}

// Check for availability of listenIf
String listenIf = prefs.getString(Constants.PREFS_KEY_SETTINGS_LISTEN_INTERFACE, defaults.getListenInterface());
NetworkInterfaceTester nit = NetworkInterfaceTester.getInstance(context);
if (!nit.isIfEnabled(listenIf)) {
Log.w(TAG, "onReceive: interface \"" + listenIf + "\" not available, sending a notification");
this.sendNotification(context, listenIf);
return;
}

Intent intent = new Intent(context.getApplicationContext(), MainService.class);
intent.setAction(MainService.ACTION_START);
intent.putExtra(MainService.EXTRA_LISTEN_INTERFACE, listenIf);
intent.putExtra(MainService.EXTRA_PORT, prefs.getInt(Constants.PREFS_KEY_SETTINGS_PORT, defaults.getPort()));
intent.putExtra(MainService.EXTRA_PASSWORD, prefs.getString(Constants.PREFS_KEY_SETTINGS_PASSWORD, defaults.getPassword()));
intent.putExtra(MainService.EXTRA_FILE_TRANSFER, prefs.getBoolean(Constants.PREFS_KEY_SETTINGS_FILE_TRANSFER, defaults.getFileTransfer()));
Expand All @@ -80,38 +106,34 @@ public void onReceive(Context context, Intent arg1) {
} else {
context.getApplicationContext().startService(intent);
}
// autostart needs InputService on Android 10 and newer, both for the activity starts from MainService
// (could be reworked) but most importantly for fallback screen capture
if(Build.VERSION.SDK_INT >= 30 && !InputService.isConnected()) {
Log.w(TAG, "onReceive: configured to start, but on Android 10+ and InputService not set up, bailing out");
return;
}

Intent intent = new Intent(context, MainService.class);
intent.setAction(MainService.ACTION_START);
intent.putExtra(MainService.EXTRA_LISTEN_INTERFACE, prefs.getString(Constants.PREFS_KEY_SETTINGS_LISTEN_INTERFACE, defaults.getListenInterface()));
intent.putExtra(MainService.EXTRA_PORT, prefs.getInt(Constants.PREFS_KEY_SETTINGS_PORT, defaults.getPort()));
intent.putExtra(MainService.EXTRA_PASSWORD, prefs.getString(Constants.PREFS_KEY_SETTINGS_PASSWORD, defaults.getPassword()));
intent.putExtra(MainService.EXTRA_FILE_TRANSFER, prefs.getBoolean(Constants.PREFS_KEY_SETTINGS_FILE_TRANSFER, defaults.getFileTransfer()));
intent.putExtra(MainService.EXTRA_VIEW_ONLY, prefs.getBoolean(Constants.PREFS_KEY_SETTINGS_VIEW_ONLY, defaults.getViewOnly()));
intent.putExtra(MainService.EXTRA_SCALING, prefs.getFloat(Constants.PREFS_KEY_SETTINGS_SCALING, defaults.getScaling()));
intent.putExtra(MainService.EXTRA_ACCESS_KEY, prefs.getString(Constants.PREFS_KEY_SETTINGS_ACCESS_KEY, defaults.getAccessKey()));
intent.putExtra(MainService.EXTRA_FALLBACK_SCREEN_CAPTURE, true); // want this on autostart

long delayMillis = 1000L * prefs.getInt(Constants.PREFS_KEY_SETTINGS_START_ON_BOOT_DELAY, defaults.getStartOnBootDelay());
if(delayMillis > 0) {
Log.i(TAG, "onReceive: configured to start delayed by " + delayMillis/1000 + "s");
AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
PendingIntent pendingIntent;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
pendingIntent = PendingIntent.getForegroundService(context.getApplicationContext(), 0, intent, PendingIntent.FLAG_IMMUTABLE);
} else {
pendingIntent = PendingIntent.getService(context.getApplicationContext(), 0, intent, PendingIntent.FLAG_IMMUTABLE);
}
} else {
Log.i(TAG, "onReceive: configured NOT to start");
}
}
}


private void sendNotification(Context context, String listenIf) {
NotificationManager manager = context.getSystemService(NotificationManager.class);

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
NotificationChannel serviceChannel = new NotificationChannel(
context.getPackageName(),
"ListenIf NA Channel",
NotificationManager.IMPORTANCE_DEFAULT
);
manager.createNotificationChannel(serviceChannel);
}

NotificationCompat.Builder builder = new NotificationCompat.Builder(context, context.getPackageName())
.setSmallIcon(R.drawable.ic_notification)
.setContentTitle(context.getResources().getString(R.string.app_name))
.setContentText(
String.format("Failed to connect to interface \"%s\", is it down perhaps?", listenIf))
.setSilent(false)
.setOngoing(true);

manager.notify(9, builder.build());
}
}

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