ncclient:NETCONF Python client

# Copyright 2009 Shikhar Bhushan

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

#    http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

from threading import Event

from listener import SessionListener

class RPC:

    current_id = {}

    listeners = {}

    def __init__(self, session=None, async=False):

        self._session = None

        self._async = None

        self._reply = None

        self._event = Event()

    def get_reply(self, timeout=2.0):

        self._event.wait(timeout)

        if self._event.isSet():

            return self._reply

    def do(self, async=False):

        self._async = async

    def _deliver(self, reply):

        self._reply = reply

        self._event.set()

    @property

    def has_reply(self):

        return self._event.isSet()

    @property

    def is_async(self):

        return self._async

    @property

    def listener(self):

        if RPC.listeners[self._sid] is None:

            RPC.listeners[self.sid] = SessionListener()

        return RPC.listeners[self._sid]

    def _next_id(self):

        RPC.current_id[self._session.id] = RPC.current_id.get(self._session.id, 0) + 1

        return RPC.current_id[self._sid]