blob: a08340134504244434d7a7b9a4cbc9c117ca27c4 [file] [log] [blame]
#!/usr/bin/env python
#
# Copyright 2016 the original author or authors.
#
# 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 lxml import etree
import structlog
from netconf.nc_rpc.rpc import Rpc
import netconf.nc_common.error as ncerror
from netconf.constants import Constants as C
from netconf.utils import filter_tag_match
from twisted.internet.defer import inlineCallbacks, returnValue
import dicttoxml
from simplejson import dumps, load
log = structlog.get_logger()
class GetVoltha(Rpc):
def __init__(self, rpc_request, rpc_method, voltha_method_ref, grpc_client,
session):
super(GetVoltha, self).__init__(rpc_request, rpc_method, voltha_method_ref,
grpc_client, session)
self._validate_parameters()
@inlineCallbacks
def execute(self):
log.info('get-voltha-request', session=self.session.session_id,
method=self.rpc_method)
if self.rpc_response.is_error:
returnValue(self.rpc_response)
# Invoke voltha via the grpc client
res_dict = yield self.grpc_client.invoke_voltha_api(self.voltha_method_ref)
# convert dict to xml
xml = dicttoxml.dicttoxml(res_dict, attr_type=False)
log.info('voltha-info', res=res_dict, xml=xml)
root_elem = self.get_root_element(xml)
root_elem.tag = 'data'
self.rpc_method.append(root_elem)
self.rpc_response.node = self.rpc_method
self.rpc_response.is_error = False
returnValue(self.rpc_response)
def _validate_parameters(self):
log.info('validate-parameters', session=self.session.session_id)
self.params = self.rpc_method.getchildren()
if len(self.params) > 1:
self.rpc_response.is_error = True
self.rpc_response.node = ncerror.BadMsg(self.rpc_request)
return
if self.params and not filter_tag_match(self.params[0], C.NC_FILTER):
self.rpc_response.is_error = True
self.rpc_response.node = ncerror.UnknownElement(
self.rpc_request, self.params[0])
return
if not self.params:
self.params = [None]