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authorottero <rodrigo.ottero@est.tech>2019-03-27 19:13:28 +0000
committerottero <rodrigo.ottero@est.tech>2019-03-27 19:13:28 +0000
commitdb81568e983ffb8f6827fadf5354ef5133e217de (patch)
treeef707da03ad324d9d236353b8b4beca581b43128 /components/scripts
parent10164a7ab851859bfd548e32b4fe3c0610f3d614 (diff)
Creating a reusable Restconf client
The code in RestconfConfigDeploy.py that was responsible for making the Restconf connections was extracted to another script, making it reusa- ble by other blueprints Change-Id: Ib7d8870f29c76b120ccd3e3e5ba7e13765414269 Issue-ID: CCSDK-926 Signed-off-by: ottero <rodrigo.ottero@est.tech>
Diffstat (limited to 'components/scripts')
-rw-r--r--components/scripts/python/ccsdk_restconf/__init__.py0
-rw-r--r--components/scripts/python/ccsdk_restconf/restconf_client.py74
2 files changed, 74 insertions, 0 deletions
diff --git a/components/scripts/python/ccsdk_restconf/__init__.py b/components/scripts/python/ccsdk_restconf/__init__.py
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/components/scripts/python/ccsdk_restconf/__init__.py
diff --git a/components/scripts/python/ccsdk_restconf/restconf_client.py b/components/scripts/python/ccsdk_restconf/restconf_client.py
new file mode 100644
index 000000000..43e885a5b
--- /dev/null
+++ b/components/scripts/python/ccsdk_restconf/restconf_client.py
@@ -0,0 +1,74 @@
+#
+# ============LICENSE_START=======================================================
+# Copyright (C) 2019 Nordix Foundation.
+# ================================================================================
+# 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.
+#
+# SPDX-License-Identifier: Apache-2.0
+# ============LICENSE_END=========================================================
+#
+from time import sleep
+
+
+class RestconfClient:
+
+ __odl_status_check_limit = 10
+ __odl_status_check_pause = 1
+ __odl_status_check_url = "restconf/operational/network-topology:network-topology/topology/topology-netconf/node/"
+ __base_odl_url = "restconf/config/network-topology:network-topology/topology/topology-netconf/node/"
+
+ def __init__(self, log, restconf_component_function):
+ self.__log = log
+ self.__component_function = restconf_component_function
+
+ def mount_device(self, web_client_service, pnf_id, mount_payload):
+ self.__log.debug("mounting device {}", pnf_id)
+ headers = {"Content-Type": "application/xml"}
+ url = self.__base_odl_url + pnf_id
+ self.__log.debug("sending mount request, url: {}", url)
+ web_client_service.exchangeResource("PUT", url, mount_payload, headers)
+ self.__wait_for_odl_to_mount(web_client_service, pnf_id)
+
+ def __wait_for_odl_to_mount(self, web_client_service, pnf_id):
+ counter = 0
+ url = self.__odl_status_check_url + pnf_id
+ self.__log.info("url for ODL status check: {}", url)
+ expected_result = '"netconf-node-topology:connection-status":"connected"'
+ while counter < self.__odl_status_check_limit:
+ result = web_client_service.exchangeResource("GET", url, "")
+ if expected_result in result:
+ self.__log.info("PNF was mounted successfully on ODL")
+ return None
+ sleep(self.__odl_status_check_pause)
+ counter += 1
+ raise Exception("PNF was not mounted on ODL, aborting configuration procedure")
+
+ def configure_device(self, web_client_service, pnf_id, configlet_resource_path, configlet_to_apply):
+ self.log_current_configlet(web_client_service, pnf_id, configlet_resource_path)
+ self.__log.info("configuring device: {}, Configlet: {}", pnf_id, configlet_to_apply)
+ headers = {"Content-Type": "application/yang.patch+json"}
+ url = self.__base_odl_url + pnf_id + configlet_resource_path
+ self.__log.debug("sending patch request, url: {}", url)
+ result = web_client_service.exchangeResource("PATCH", url, configlet_to_apply, headers)
+ self.__log.info("Configuration application result: {}", result)
+
+ def log_current_configlet(self, web_client_service, pnf_id, configlet_resource_path):
+ url = self.__base_odl_url + pnf_id + configlet_resource_path
+ self.__log.debug("sending GET request, url: {}", url)
+ result = web_client_service.exchangeResource("GET", url, "")
+ self.__log.info("Current configuration: {}", result)
+
+ def unmount_device(self, web_client_service, pnf_id):
+ url = self.__base_odl_url + str(pnf_id)
+ self.__log.debug("sending unmount request, url: {}", url)
+ web_client_service.exchangeResource("DELETE", url, "")