ncclient:NETCONF Python client

#! /usr/bin/env python2.6 

#

# Retrieve a portion selected by an XPATH expression from the running

# config from the NETCONF server passed on the command line using

# get-config and write the XML configs to files.

#

# $ ./nc03.py broccoli "aaa/authentication/users/user[name='schoenw']"

import sys, os, warnings

warnings.simplefilter("ignore", DeprecationWarning)

from ncclient import manager

def demo(host, user, expr):

    with manager.connect(host=host, port=22, username=user) as m:

        assert(":xpath" in m.server_capabilities)

        c = m.get_config(source='running', filter=('xpath', expr)).data_xml

        with open("%s.xml" % host, 'w') as f:

            f.write(c)

if __name__ == '__main__':

    demo(sys.argv[1], os.getenv("USER"), sys.argv[2])