diff options
| author | Arne Schwabe <arne@rfc2549.org> | 2012-04-30 02:53:12 +0200 |
|---|---|---|
| committer | Arne Schwabe <arne@rfc2549.org> | 2012-04-30 02:53:12 +0200 |
| commit | 2f73ef1dda56ba7ae588091e0c0e8f71c02bbf32 (patch) | |
| tree | 2ec9d7e96aea032153e51aa1ec9df4ce23d9ad10 /src/de/blinkt/openvpn/OpenVpnManagementThread.java | |
| parent | daf44e6fbde97e23c9e39f26d1ed0bd3a0f02ede (diff) | |
version 0.4.2
Diffstat (limited to 'src/de/blinkt/openvpn/OpenVpnManagementThread.java')
| -rw-r--r-- | src/de/blinkt/openvpn/OpenVpnManagementThread.java | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/de/blinkt/openvpn/OpenVpnManagementThread.java b/src/de/blinkt/openvpn/OpenVpnManagementThread.java new file mode 100644 index 00000000..00d8fe9b --- /dev/null +++ b/src/de/blinkt/openvpn/OpenVpnManagementThread.java @@ -0,0 +1,140 @@ +package de.blinkt.openvpn;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import android.net.LocalSocket;
+import android.util.Log;
+
+public class OpenVpnManagementThread implements Runnable {
+
+ private static final String TAG = "openvpn";
+ private LocalSocket mSocket;
+ private VpnProfile mProfile;
+
+ public OpenVpnManagementThread(VpnProfile profile, LocalSocket mgmtsocket) {
+ mProfile = profile;
+ mSocket = mgmtsocket;
+ }
+
+
+ private String managmentEscape(String unescape) {
+ String escapedString = unescape.replace("\\", "\\\\");
+ escapedString = escapedString.replace("\"","\\\"");
+ escapedString = escapedString.replace("\n","\\n");
+ return '"' + escapedString + '"';
+ }
+
+
+ public void managmentCommand(String cmd) {
+ try {
+ mSocket.getOutputStream().write(cmd.getBytes());
+ mSocket.getOutputStream().flush();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ }
+
+
+ @Override
+ public void run() {
+ Log.i(TAG, "Managment Socket Thread started");
+ byte [] buffer =new byte[2048];
+ // mSocket.setSoTimeout(5); // Setting a timeout cannot be that bad
+ InputStream instream = null;
+ try {
+ instream = mSocket.getInputStream();
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ String pendingInput="";
+
+ try {
+
+ while(true) {
+ int numbytesread = instream.read(buffer);
+ if(numbytesread==-1)
+ return;
+
+ String input = new String(buffer,0,numbytesread,"UTF-8");
+
+ pendingInput += input;
+
+ pendingInput=processInput(pendingInput);
+
+
+
+ }
+ } catch (IOException e) {
+ e.printStackTrace();
+ }
+ }
+
+
+ private String processInput(String pendingInput) {
+ while(pendingInput.contains("\n")) {
+ String[] tokens = pendingInput.split("\\r?\\n", 2);
+ processCommand(tokens[0]);
+ if(tokens.length == 1)
+ // No second part, newline was at the end
+ pendingInput="";
+ else
+ pendingInput=tokens[1];
+ }
+ return pendingInput;
+ }
+
+
+ private void processCommand(String command) {
+ if (command.startsWith(">") && command.contains(":")) {
+ String[] parts = command.split(":",2);
+ String cmd = parts[0].substring(1);
+ String argument = parts[1];
+
+
+ if(cmd.equals("INFO"))
+ logStatusMessage(command);
+ else if (cmd.equals("PASSWORD")) {
+ processPWCommand(argument);
+ } else if (cmd.equals("HOLD")) {
+ managmentCommand("hold release\n");
+ }
+ }
+ Log.i(TAG, "Got unrecognized command" + command);
+
+ }
+
+
+ private void processPWCommand(String argument) {
+ //argument has the form Need 'Private Key' password
+ int p1 =argument.indexOf('\'');
+ int p2 = argument.indexOf('\'',p1+1);
+ //String needed = argument.replace("Need '", "").replace("' password", "");
+ String needed = argument.substring(p1+1, p2);
+
+ String pw=null;
+
+ if(needed.equals("Private Key")) {
+ pw = mProfile.getPasswordPrivateKey();
+ } else if (needed.equals("Auth")) {
+ String usercmd = String.format("username '%s' %s\n",
+ needed, managmentEscape(mProfile.mUsername));
+ managmentCommand(usercmd);
+ pw = mProfile.getPasswordAuth();
+ }
+ if(pw!=null) {
+ String cmd = String.format("password '%s' %s\n", needed, managmentEscape(pw));
+ managmentCommand(cmd);
+ }
+
+ }
+
+
+
+
+ private void logStatusMessage(String command) {
+ // TODO Auto-generated method stub
+
+ }
+
+}
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