Apache LB controller python

balancer.py

import re
import requests

_nonce = r'&nonce=([a-f0-9\-]+)'


class Balancer(object):
    def __init__(self, url, balancer="myzopelb"):
        self.url = url
        self.nonce = None
        self.balancer = balancer

    def get_nonce(self):
        if self.nonce == None:
            res = requests.get(self.url)
            import pdb; pdb.set_trace()
            self.nonce = re.findall(_nonce, res.text)[0]
        return self.nonce

    def set_status(self, instance, action):
        query = (
            "{url}?b={balancer}&w=http://127.0.0.1:80"
            "{ins}&dw={action}&nonce={nonce}".format(
                url=self.url,
                balancer=self.balancer,
                ins=instance,
                action=action,
                nonce=self.get_nonce()
        ))

        return requests.get(query)

    def enable(self, instance):
        self.set_status(instance, "Enable")

    def disable(self, instance):
        self.set_status(instance, "Disable")



if __name__ == "__main__":
    b = Balancer("http://localhost:9981/balancer-manager")
    b.enable(80)