- enable use of a Kerberos service name other than host/ on the hub

- get the Kerberos realm from the client principal, rather than assuming the last two components of the domain name

cli/koji

@@ -159,6 +159,7 @@ def get_options():
         'offline_retry' : None,
         'offline_retry_interval' : None,
         'poll_interval': 5,
+        'krbservice': 'host',
         'cert': '~/.koji/client.crt',
         'ca': '~/.koji/clientca.crt',
         'serverca': '~/.koji/serverca.crt', 
@@ -5620,7 +5621,7 @@ if __name__ == "__main__":
     options, command, args = get_options()
 
     session_opts = {}
-    for k in ('user', 'password', 'debug_xmlrpc', 'debug', 'max_retries',
+    for k in ('user', 'password', 'krbservice', 'debug_xmlrpc', 'debug', 'max_retries',
                 'retry_interval', 'offline_retry', 'offline_retry_interval',
                 'anon_retry'):
         value = getattr(options,k)