2 # ============LICENSE_START=======================================================
3 # Copyright (C) 2019 Nordix Foundation.
4 # ================================================================================
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
9 # http://www.apache.org/licenses/LICENSE-2.0
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
17 # SPDX-License-Identifier: Apache-2.0
18 # ============LICENSE_END=========================================================
20 from time import sleep
21 from org.onap.ccsdk.cds.blueprintsprocessor.functions.restconf.executor import RestconfExecutorExtensionsKt
22 from org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution import ResourceResolutionExtensionsKt
26 __base_odl_url = "restconf/config/network-topology:network-topology/topology/topology-netconf/node/"
27 __odl_status_check_limit = 10
28 __odl_status_check_pause = 1
29 # Once confirmed to be reliable, the check should change to use the connection-status API
30 __odl_status_check_url = "restconf/operational/network-topology:network-topology/topology/topology-netconf/node/"
32 def __init__(self, log, restconf_component_function):
34 self.__component_function = restconf_component_function
36 def web_client_service(self, identifier):
37 return RestconfExecutorExtensionsKt.restconfClientService(self.__component_function, identifier)
39 def resolve_and_generate_message_from_template_prefix(self, artifact_prefix):
40 return ResourceResolutionExtensionsKt.contentFromResolvedArtifact(self.__component_function, artifact_prefix)
42 def retrieve_resolved_template_from_database(self, key, artifact_template):
43 return ResourceResolutionExtensionsKt.storedContentFromResolvedArtifact(self.__component_function, key,
46 def mount_device(self, web_client_service, nf_id, mount_payload):
47 self.__log.debug("mounting device {}", nf_id)
48 headers = {"Content-Type": "application/xml"}
49 url = self.__base_odl_url + nf_id
50 self.__log.debug("sending mount request, url: {}", url)
51 web_client_service.exchangeResource("PUT", url, mount_payload, headers)
52 self.__wait_for_odl_to_mount(web_client_service, nf_id)
54 def __wait_for_odl_to_mount(self, web_client_service, nf_id):
56 url = self.__odl_status_check_url + nf_id
57 self.__log.info("url for ODL status check: {}", url)
58 # TODO: allow JSON format change
59 expected_result = '"netconf-node-topology:connection-status":"connected"'
60 while counter < self.__odl_status_check_limit:
61 result = web_client_service.exchangeResource("GET", url, "")
62 if expected_result in result.body:
63 self.__log.info("NF was mounted successfully on ODL")
65 sleep(self.__odl_status_check_pause)
67 raise Exception("NF was not mounted on ODL, aborting configuration procedure")
69 def configure_device_json_patch(self, web_client_service, nf_id, configlet_resource_path, configlet_to_apply):
70 headers = {"Content-Type": "application/yang.patch+json"}
71 self.__configure_device(web_client_service, nf_id, configlet_resource_path, configlet_to_apply, headers)
73 def configure_device_xml_patch(self, web_client_service, nf_id, configlet_resource_path, configlet_to_apply):
74 headers = {"Content-Type": "application/yang.patch+xml"}
75 self.__configure_device(web_client_service, nf_id, configlet_resource_path, configlet_to_apply, headers)
77 def __configure_device(self, web_client_service, nf_id, configlet_resource_path, configlet_to_apply, headers):
78 self.__log.debug("headers: {}", headers)
79 self.__log.info("configuring device: {}, Configlet: {}", nf_id, configlet_to_apply)
80 url = self.__base_odl_url + nf_id + configlet_resource_path
81 self.__log.debug("sending patch request, url: {}", url)
82 result = web_client_service.exchangeResource("PATCH", url, configlet_to_apply, headers)
83 self.__log.info("Configuration application result: {}", result)
85 def retrieve_device_configuration_subtree(self, web_client_service, nf_id, configlet_resource_path):
86 url = self.__base_odl_url + nf_id + configlet_resource_path
87 self.__log.debug("sending GET request, url: {}", url)
88 result = web_client_service.exchangeResource("GET", url, "")
91 def unmount_device(self, web_client_service, nf_id):
92 url = self.__base_odl_url + nf_id
93 self.__log.debug("sending unmount request, url: {}", url)
94 web_client_service.exchangeResource("DELETE", url, "")