bind on ipv4 not 6

tes/sshwrapper/__init__.py

@@ -452,9 +452,13 @@ class Ssh:
         sess.pids.append(tunnel_p.pid)
         logger.debug('tunnel created with pid {}'.format(tunnel_p.pid))
         try:
-            tunnel_p.wait(timeout=3)
-            (stdout,stderr) = tunnel_p.communicate()
-            logger.error('tunnel process exited {} {}'.format(stdout,stderr))
+            #tunnel_p.wait(timeout=3)
+            import time
+            time.sleep(3)
+            tunnel_p.poll()
+            if tunnel_p.returncode != None
+                (stdout,stderr) = tunnel_p.communicate()
+                logger.error('tunnel process exited {} {} {}'.format(tunnel_p.returncode, stdout, stderr))
         except subprocess.TimeoutExpired:
             pass
         return localport, [tunnel_p.pid]