[tor-commits] [orbot/master] add ability to check if configured SOCKS port is available

n8fr8 at torproject.org n8fr8 at torproject.org
Sat Jan 16 05:11:25 UTC 2016


commit 6ffea9e38ff6e78e5c9d0721e4556db363b25072
Author: Nathan Freitas <nathan at freitas.net>
Date:   Fri Jan 15 23:43:54 2016 -0500

    add ability to check if configured SOCKS port is available
    Samsung devices like to use 9050 (Since their hardware model is i9050!). Tor likes to use port 9050. This new code looks to see if port 9050 is available, and if not, change the setting to 'auto' so Tor can find another port.
---
 src/org/torproject/android/service/TorService.java |  110 ++++----------------
 .../android/service/TorServiceUtils.java           |   20 ++++
 .../torproject/android/vpn/OrbotVpnService.java    |    6 +-
 3 files changed, 45 insertions(+), 91 deletions(-)

diff --git a/src/org/torproject/android/service/TorService.java b/src/org/torproject/android/service/TorService.java
index ca92dbb..da4d0c1 100644
--- a/src/org/torproject/android/service/TorService.java
+++ b/src/org/torproject/android/service/TorService.java
@@ -629,6 +629,14 @@ public class TorService extends Service implements TorServiceConstants, OrbotCon
          if (socksPortPref.indexOf(':')!=-1)
              socksPortPref = socksPortPref.split(":")[1];
          
+        if (!socksPortPref.equalsIgnoreCase("auto"))
+        {
+	        boolean isPortUsed = TorServiceUtils.isPortOpen("127.0.0.1",Integer.parseInt(socksPortPref),500);
+	        
+	        if (isPortUsed) //the specified port is not available, so let Tor find one instead
+	        	socksPortPref = "auto";
+        }
+        
         extraLines.append("SOCKSPort ").append(socksPortPref).append('\n');
         extraLines.append("SafeSocks 0").append('\n');
         extraLines.append("TestSocks 0").append('\n');
@@ -1094,86 +1102,7 @@ public class TorService extends Service implements TorServiceConstants, OrbotCon
                          confSocks = st.nextToken().split(":")[1];
                          confSocks = confSocks.substring(0,confSocks.length()-1);
                          mPortSOCKS = Integer.parseInt(confSocks);
-                         
-                         /**
-                        if (!isReconnect) //if we are reconnected then we don't need to reset the ports
-                        {
-
-                            SharedPreferences prefs = TorServiceUtils.getSharedPrefs(getApplicationContext());
-                            
-                             String socksPortPref = prefs.getString(OrbotConstants.PREF_SOCKS,
-                                     String.valueOf(TorServiceConstants.SOCKS_PROXY_PORT_DEFAULT));
-                             if (socksPortPref.indexOf(':')!=-1)
-                                 socksPortPref = socksPortPref.split(":")[1];
-                             
-                              String transPort = prefs.getString("pref_transport", TorServiceConstants.TOR_TRANSPROXY_PORT_DEFAULT+"");
-                              if (transPort.indexOf(':')!=-1)
-                                  transPort = transPort.split(":")[1];
-                             
-                              String dnsPort = prefs.getString("pref_dnsport", TorServiceConstants.TOR_DNS_PORT_DEFAULT+"");
-                              if (dnsPort.indexOf(':')!=-1)
-                                  dnsPort = dnsPort.split(":")[1];
-                             
-                             try
-                             {
-                                 int newSocksPort = Integer.parseInt(socksPortPref);
-                                                                 
-                                 ArrayList<String> socksLines = new ArrayList<String>();
-                                 socksLines.add("SOCKSPort " + mPortSOCKS);
-                                 socksLines.add("SOCKSPort " + socksPortPref);
-                             
-                                 conn.setConf(socksLines);
-                                 
-                                 mPortSOCKS = newSocksPort;
-                                 
-                                sendCallbackLogMessage("Local SOCKS port: " + socksPortPref);
-
-                             }
-                             catch (Exception e)
-                             {
-                                sendCallbackLogMessage("Error setting TransProxy port to: " + socksPortPref);
-
-                                
-                             }
-                             
-                             try
-                             {
-                                 ArrayList<String> confLines = new ArrayList<String>();
-                             
-                                 confLines.add("TransPort " + transPort);
-                                 
-                                 conn.setConf(confLines);
-                                 
-                                sendCallbackLogMessage("Local TransProxy port: " + transPort);
-
-                             }
-                             catch (Exception e)
-                             {
-                                sendCallbackLogMessage("ERROR setting TransProxy port to: " + transPort);
-
-                                
-
-                             }
-                             
-                             try
-                             {
-                                 ArrayList<String> confLines = new ArrayList<String>();
-                             
-                                 confLines.add("DNSPort " + dnsPort);
-                                 
-                                 conn.setConf(confLines);
-                                 
-                                sendCallbackLogMessage("Local DNSPort port: " + dnsPort);
-
-                             }
-                             catch (Exception e)
-                             {
-                                sendCallbackLogMessage("ERROR setting DNSport to: " + dnsPort);
-                                
-
-                             }
-                        }*/
-                         
+                                                  
                         return Integer.parseInt(torProcId);
                         
                     }
@@ -1277,6 +1206,8 @@ public class TorService extends Service implements TorServiceConstants, OrbotCon
             Intent intent = new Intent(TorService.this, OrbotVpnService.class);
             intent.setAction("start");
             
+            intent.putExtra("torSocks", mPortSOCKS);
+            
             if (!mIsLollipop)
             	intent.putExtra("proxyPort",OrbotVpnService.mSocksProxyPort);
             
@@ -2086,18 +2017,17 @@ public class TorService extends Service implements TorServiceConstants, OrbotCon
  
         }
         
-        if (entranceNodes.length() > 0 || exitNodes.length() > 0 || excludeNodes.length() > 0)
+                  
+        //only apply GeoIP if you need it
+        File fileGeoIP = new File(OrbotApp.appBinHome, GEOIP_ASSET_KEY);
+        File fileGeoIP6 = new File(OrbotApp.appBinHome, GEOIP6_ASSET_KEY);
+            
+        if (fileGeoIP.exists())
         {
-           
-            //only apply GeoIP if you need it
-            File fileGeoIP = new File(OrbotApp.appBinHome, GEOIP_ASSET_KEY);
-            File fileGeoIP6 = new File(OrbotApp.appBinHome, GEOIP6_ASSET_KEY);
-                
-            extraLines.append("GeoIPFile" + ' ' + fileGeoIP.getCanonicalPath()).append('\n');
-            extraLines.append("GeoIPv6File" + ' ' + fileGeoIP6.getCanonicalPath()).append('\n');
-        
+	        extraLines.append("GeoIPFile" + ' ' + fileGeoIP.getCanonicalPath()).append('\n');
+	        extraLines.append("GeoIPv6File" + ' ' + fileGeoIP6.getCanonicalPath()).append('\n');
         }
-
+        
         if (!TextUtils.isEmpty(entranceNodes))
         	extraLines.append("EntryNodes" + ' ' + entranceNodes).append('\n');
        
diff --git a/src/org/torproject/android/service/TorServiceUtils.java b/src/org/torproject/android/service/TorServiceUtils.java
index 91d48e9..b8ae024 100644
--- a/src/org/torproject/android/service/TorServiceUtils.java
+++ b/src/org/torproject/android/service/TorServiceUtils.java
@@ -7,6 +7,9 @@ import java.io.File;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.io.OutputStreamWriter;
+import java.net.ConnectException;
+import java.net.InetSocketAddress;
+import java.net.Socket;
 import java.util.StringTokenizer;
 
 import org.sufficientlysecure.rootcommands.Shell;
@@ -166,5 +169,22 @@ public class TorServiceUtils implements TorServiceConstants {
         }
     }
 
+    public static boolean isPortOpen(final String ip, final int port, final int timeout) {
+        try {
+            Socket socket = new Socket();
+            socket.connect(new InetSocketAddress(ip, port), timeout);
+            socket.close();
+            return true;
+        } 
 
+        catch(ConnectException ce){
+            ce.printStackTrace();
+            return false;
+        }
+
+        catch (Exception ex) {
+            ex.printStackTrace();
+            return false;
+        }
+    }
 }
diff --git a/src/org/torproject/android/vpn/OrbotVpnService.java b/src/org/torproject/android/vpn/OrbotVpnService.java
index 6cc718c..9b039bc 100644
--- a/src/org/torproject/android/vpn/OrbotVpnService.java
+++ b/src/org/torproject/android/vpn/OrbotVpnService.java
@@ -65,8 +65,11 @@ public class OrbotVpnService extends VpnService implements Handler.Callback {
     private String mSessionName = "OrbotVPN";
     private ParcelFileDescriptor mInterface;
 
+    private int mTorSocks = TorServiceConstants.SOCKS_PROXY_PORT_DEFAULT;
+    
     public static int mSocksProxyPort = -1;
     private ProxyServer mSocksProxyServer;
+   
     
     private final static int VPN_MTU = 1500;
     
@@ -96,6 +99,7 @@ public class OrbotVpnService extends VpnService implements Handler.Callback {
 		        {
 		        	Log.d(TAG,"starting OrbotVPNService service!");
 		        	
+		        	mTorSocks = intent.getIntExtra("torSocks", TorServiceConstants.SOCKS_PROXY_PORT_DEFAULT);
 			    	mSocksProxyPort = intent.getIntExtra("proxyPort", 0);
 			    	
 			        // The handler is only used to show messages.
@@ -277,7 +281,7 @@ public class OrbotVpnService extends VpnService implements Handler.Callback {
 		    		final String defaultRoute = "0.0.0.0";
 		    		
 		    		final String localSocks = localhost + ':'
-		    		        + String.valueOf(TorServiceConstants.SOCKS_PROXY_PORT_DEFAULT);
+		    		        + String.valueOf(mTorSocks);
 		    		
 		    		final String localDNS = virtualGateway + ':' + "8091";//String.valueOf(TorServiceConstants.TOR_DNS_PORT_DEFAULT);
 		        	final boolean localDnsTransparentProxy = true;





More information about the tor-commits mailing list