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 rpc import RPC, RPCReply

from ncclient import content

import util

class GetReply(RPCReply):

    'Adds data attribute'

    # tested: no

    # combed: yes

    def _parsing_hook(self, root):

        self._data = None

        if not self._errors:

            self._data = content.find(root, 'data', strict=False)

    @property

    def data(self):

        if not self._parsed:

            self.parse()

        return self._data

class Get(RPC):

    # tested: no

    # combed: yes

    SPEC = {

        'tag': 'get',

        'subtree': []

    }

    REPLY_CLS = GetReply

    def request(self, filter=None):

        spec = Get.SPEC.copy()

        if filter is not None:

            spec['subtree'].append(util.build_filter(filter))

        return self._request(spec)

class GetConfig(RPC):

    # tested: no

    # combed: yes

    SPEC = {

        'tag': 'get-config',

        'subtree': []

    }

    REPLY_CLS = GetReply

    def request(self, source, filter=None):

        """

        `filter` has to be a tuple of (type, criteria)

        The type may be one of 'xpath' or 'subtree'

        The criteria may be an ElementTree.Element, an XML fragment, or tree specification

        """

        spec = GetConfig.SPEC.copy()

        spec['subtree'].append(util.store_or_url('source', source, self._assert))

        if filter is not None:

            spec['subtree'].append(util.build_filter(filter))

        return self._request(spec)