From cfca253ec13168b87ab9b370938b425ba5a8da25 Mon Sep 17 00:00:00 2001 From: John Maguire Date: Mon, 15 May 2023 17:10:20 -0400 Subject: [PATCH] Disallow some problematic app from the VPN (#126) --- .../defined/mobile_nebula/NebulaVpnService.kt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/android/app/src/main/kotlin/net/defined/mobile_nebula/NebulaVpnService.kt b/android/app/src/main/kotlin/net/defined/mobile_nebula/NebulaVpnService.kt index b8cba58..af7ba60 100644 --- a/android/app/src/main/kotlin/net/defined/mobile_nebula/NebulaVpnService.kt +++ b/android/app/src/main/kotlin/net/defined/mobile_nebula/NebulaVpnService.kt @@ -5,6 +5,7 @@ import android.content.BroadcastReceiver import android.content.Context import android.content.Intent import android.content.IntentFilter +import android.content.pm.PackageManager import android.net.* import android.os.* import android.system.OsConstants @@ -115,6 +116,15 @@ class NebulaVpnService : VpnService() { builder.setMetered(false) } + // Disallow some common, known-problematic apps + // TODO Make this user configurable + // Android Auto Wireless (https://github.com/DefinedNet/mobile_nebula/issues/102) + disallowApp(builder, "com.google.android.projection.gearhead") + // Chromecast (https://github.com/DefinedNet/mobile_nebula/issues/102) + disallowApp(builder, "com.google.android.apps.chromecast.app") + // RCS / Jibe + disallowApp(builder, "com.google.android.apps.messaging") + // Add our unsafe routes site!!.unsafeRoutes.forEach { unsafeRoute -> val unsafeIPNet = mobileNebula.MobileNebula.parseCIDR(unsafeRoute.route) @@ -142,6 +152,15 @@ class NebulaVpnService : VpnService() { sendSimple(MSG_IS_RUNNING, 1) } + private fun disallowApp(builder: Builder, name: String) { + try { + builder.addDisallowedApplication(name) + } catch (e: PackageManager.NameNotFoundException) { + return + } + } + + // Used to detect network changes (wifi -> cell or vice versa) and rebinds the udp socket/updates LH private fun registerNetworkCallback() { val connectivityManager = getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager