[tor-commits] [orbot/master] enable start/stop of Snowflake client

[n8fr8@xxxxxxxxxxxxxx]

commit f675a7f126a9595f0525327a12e2feb6feea2b4d
Author: n8fr8 <nathan@xxxxxxxxxxxxxxxxxxxx>
Date:   Tue Dec 8 20:37:52 2020 -0500

    enable start/stop of Snowflake client
---
 .../torproject/android/service/OrbotService.java   | 32 +++++++++++++++++++---
 1 file changed, 28 insertions(+), 4 deletions(-)

diff --git a/orbotservice/src/main/java/org/torproject/android/service/OrbotService.java b/orbotservice/src/main/java/org/torproject/android/service/OrbotService.java
index 04f4f053..b1b64aeb 100644
--- a/orbotservice/src/main/java/org/torproject/android/service/OrbotService.java
+++ b/orbotservice/src/main/java/org/torproject/android/service/OrbotService.java
@@ -307,9 +307,12 @@ public class OrbotService extends VpnService implements TorServiceConstants, Orb
             sendCallbackStatus(STATUS_STOPPING);
             sendCallbackLogMessage(getString(R.string.status_shutting_down));
 
-            if (useIPtProxy())
+            if (useIPtObfs4Proxy())
                 IPtProxy.stopObfs4Proxy();
 
+            if (useIPtSnowflakeProxy())
+               IPtProxy.stopSnowflake();
+
             stopTorDaemon(true);
 
             //stop the foreground priority and make sure to remove the persistant notification
@@ -326,12 +329,23 @@ public class OrbotService extends VpnService implements TorServiceConstants, Orb
 
     }
 
-    private static boolean useIPtProxy ()
+    private static boolean useIPtObfs4Proxy ()
     {
         String bridgeList = Prefs.getBridgesList();
         return bridgeList.contains("obfs3")|| bridgeList.contains("obfs4")||bridgeList.contains("meek");
     }
 
+    private static boolean useIPtSnowflakeProxy ()
+    {
+        String bridgeList = Prefs.getBridgesList();
+        return bridgeList.contains("snowflake");
+    }
+
+    private void startSnowflakeProxy () {
+        IPtProxy.startSnowflake( "stun:stun.l.google.com:19302", "https://snowflake-broker.azureedge.net/";,
+                "ajax.aspnetcdn.com", null, true, false, true, 3);
+    }
+
     /**
      * if someone stops during startup, we may have to wait for the conn port to be setup, so we can properly shutdown tor
      * @throws Exception
@@ -1403,6 +1417,7 @@ public class OrbotService extends VpnService implements TorServiceConstants, Orb
             boolean obfs3Bridges = bridgeList.contains("obfs3");
             boolean obfs4Bridges = bridgeList.contains("obfs4");
             boolean meekBridges = bridgeList.contains("meek");
+            boolean snowflakeBridges = bridgeList.contains("snowflake");
 
             //check if any PT bridges are needed
             if (obfs3Bridges)
@@ -1414,7 +1429,10 @@ public class OrbotService extends VpnService implements TorServiceConstants, Orb
             if (meekBridges)
                 extraLines.append("ClientTransportPlugin meek_lite socks5 127.0.0.1:" + IPtProxy.MeekSocksPort).append('\n');
 
-            if (bridgeList != null && bridgeList.length() > 5) //longer then 1 = some real values here
+            if (snowflakeBridges)
+                extraLines.append("ClientTransportPlugin snowflake socks5 127.0.0.1:" + IPtProxy.SnowflakeSocksPort).append('\n');
+
+            if (bridgeList != null && bridgeList.length() > 10) //longer then 1 = some real values here
             {
                 String[] bridgeListLines = parseBridgesFromSettings(bridgeList);
                 int bridgeIdx = (int) Math.floor(Math.random() * ((double) bridgeListLines.length));
@@ -1429,6 +1447,8 @@ public class OrbotService extends VpnService implements TorServiceConstants, Orb
 
                 if (meekBridges)
                     type = "meek_lite";
+                else if (snowflakeBridges)
+                    type = "snowflake";
 
                 getBridges(type, extraLines);
 
@@ -1760,9 +1780,13 @@ public class OrbotService extends VpnService implements TorServiceConstants, Orb
             if (!TextUtils.isEmpty(action)) {
                 if (action.equals(ACTION_START) || action.equals(ACTION_START_ON_BOOT)) {
 
-                    if (useIPtProxy())
+                    if (useIPtObfs4Proxy())
                         IPtProxy.startObfs4Proxy("DEBUG", false, false);
 
+                    if (useIPtSnowflakeProxy())
+                       startSnowflakeProxy();
+
+
                     startTor();
                     replyWithStatus(mIntent);
 



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