designate_bind.py 文件源码

def init_rndckey(self):
        """Create a RNDC key if needed

        Return the rndc key from the leader DB or if one is not present
        generate a new one.

        :returns: str: rndc key
        """
        secret = DesignateBindCharm.get_rndc_secret()
        hookenv.log('Retrieving secret', level=hookenv.DEBUG)
        if not secret:
            hookenv.log('Secret not found in leader db', level=hookenv.DEBUG)
            if hookenv.is_leader():
                hookenv.log('Creating new secret as leader',
                            level=hookenv.DEBUG)
                secret = self.generate_rndc_key()
                hookenv.leader_set({LEADERDB_SECRET_KEY: secret})
        return secret