Read sudo_prefix from config file

Author: paneq

littlechef/runner.py

@@ -359,6 +359,12 @@ def _readconfig():
             msg = "Couldn't parse the ssh-config file '{0}'".format(ssh_config)
             abort(msg)
 
+    try:
+        sudo_prefix = config.get('ssh', 'sudo_prefix', raw=True)
+        env.sudo_prefix = sudo_prefix
+    except ConfigParser.NoOptionError:
+        pass
+
     try:
         env.user = config.get('userinfo', 'user')
         user_specified = True