From 045675a8cf2b7bf377ab86fa3196949e1684cc44 Mon Sep 17 00:00:00 2001
From: cyBerta <cyberta@riseup.net>
Date: Fri, 12 Jul 2019 18:02:49 +0200
Subject: * use static atomicBoolean to save alwaysOn settings instead of
 sharedPrefs >> avoid race conditions between sharedPreference writing and
 onBoot receiver reading * don't explicitly exclude Bitmask from routes

---
 .../main/java/de/blinkt/openvpn/core/OpenVPNService.java    | 13 +++----------
 app/src/main/java/de/blinkt/openvpn/core/VpnStatus.java     | 12 +++++++++++-
 app/src/main/java/se/leap/bitmaskclient/OnBootReceiver.java |  3 ++-
 3 files changed, 16 insertions(+), 12 deletions(-)

(limited to 'app/src')

diff --git a/app/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java b/app/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java
index 4e92f67b..bf9b3ac3 100644
--- a/app/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java
+++ b/app/src/main/java/de/blinkt/openvpn/core/OpenVPNService.java
@@ -44,7 +44,6 @@ import de.blinkt.openvpn.core.VpnStatus.ByteCountListener;
 import de.blinkt.openvpn.core.VpnStatus.StateListener;
 import se.leap.bitmaskclient.R;
 import se.leap.bitmaskclient.VpnNotificationManager;
-import se.leap.bitmaskclient.utils.PreferenceHelper;
 
 import static de.blinkt.openvpn.core.ConnectionStatus.LEVEL_CONNECTED;
 import static de.blinkt.openvpn.core.ConnectionStatus.LEVEL_WAITING_FOR_USER_INPUT;
@@ -319,14 +318,15 @@ public class OpenVPNService extends VpnService implements StateListener, Callbac
             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N_MR1) {
                 updateShortCutUsage(mProfile);
             }
-            PreferenceHelper.setAlwaysOn(this, false);
+            VpnStatus.setAlwaysOn(false);
+
         } else {
             /* The intent is null when we are set as always-on or the service has been restarted. */
             mProfile = VpnStatus.getLastConnectedVpnProfile(this);
             VpnStatus.logInfo(R.string.service_restarted);
 
             if (mProfile != null) {
-                PreferenceHelper.setAlwaysOn(this, true);
+                VpnStatus.setAlwaysOn(true);
             }
         }
 
@@ -543,13 +543,6 @@ public class OpenVPNService extends VpnService implements StateListener, Callbac
             if (mProfile.mAllowLocalLAN) {
                 allowAllAFFamilies(builder);
             }
-            if (PreferenceHelper.isAlwaysOn(this)) {
-                try {
-                    builder.addDisallowedApplication(this.getPackageName());
-                } catch (PackageManager.NameNotFoundException e) {
-                    e.printStackTrace();
-                }
-            }
         }
 
         if (mLocalIP == null && mLocalIPv6 == null) {
diff --git a/app/src/main/java/de/blinkt/openvpn/core/VpnStatus.java b/app/src/main/java/de/blinkt/openvpn/core/VpnStatus.java
index 33851b8f..c362e299 100644
--- a/app/src/main/java/de/blinkt/openvpn/core/VpnStatus.java
+++ b/app/src/main/java/de/blinkt/openvpn/core/VpnStatus.java
@@ -17,6 +17,7 @@ import java.util.LinkedList;
 import java.util.Locale;
 import java.util.Vector;
 import java.util.concurrent.CopyOnWriteArrayList;
+import java.util.concurrent.atomic.AtomicBoolean;
 
 import de.blinkt.openvpn.VpnProfile;
 import se.leap.bitmaskclient.R;
@@ -33,6 +34,8 @@ public class VpnStatus {
     private static CopyOnWriteArrayList<StateListener> stateListener;
     private static Vector<ByteCountListener> byteCountListener;
 
+    private static AtomicBoolean isAlwaysOnBooting = new AtomicBoolean(false);
+
     private static String mLaststatemsg = "";
 
     private static String mLaststate = "NOPROCESS";
@@ -504,7 +507,6 @@ public class VpnStatus {
 
     }
 
-
     public static synchronized void updateByteCount(long in, long out) {
         TrafficHistory.LastDiff diff = trafficHistory.add(in, out);
 
@@ -512,4 +514,12 @@ public class VpnStatus {
             bcl.updateByteCount(in, out, diff.getDiffIn(), diff.getDiffOut());
         }
     }
+
+    public static void setAlwaysOn(boolean alwaysOn) {
+        isAlwaysOnBooting.set(alwaysOn);
+    }
+
+    public static boolean isAlwaysOn() {
+        return isAlwaysOnBooting.get();
+    }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/OnBootReceiver.java b/app/src/main/java/se/leap/bitmaskclient/OnBootReceiver.java
index 8339b033..2efce9e4 100644
--- a/app/src/main/java/se/leap/bitmaskclient/OnBootReceiver.java
+++ b/app/src/main/java/se/leap/bitmaskclient/OnBootReceiver.java
@@ -6,6 +6,7 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.util.Log;
 
+import de.blinkt.openvpn.core.VpnStatus;
 import se.leap.bitmaskclient.utils.PreferenceHelper;
 
 import static android.content.Intent.ACTION_BOOT_COMPLETED;
@@ -29,7 +30,7 @@ public class OnBootReceiver extends BroadcastReceiver {
         preferences = context.getSharedPreferences(SHARED_PREFERENCES, Context.MODE_PRIVATE);
         boolean providerConfigured = !preferences.getString(PROVIDER_VPN_CERTIFICATE, "").isEmpty();
         boolean startOnBoot = preferences.getBoolean(EIP_RESTART_ON_BOOT, false);
-        boolean isAlwaysOnConfigured = PreferenceHelper.isAlwaysOn(context);
+        boolean isAlwaysOnConfigured = VpnStatus.isAlwaysOn();
         Log.d("OpenVPN", "OpenVPN onBoot intent received. Provider configured? " + providerConfigured + "  Start on boot? " + startOnBoot + "  isAlwaysOn feature configured: " + isAlwaysOnConfigured);
         if (providerConfigured) {
             if (isAlwaysOnConfigured) {
-- 
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