components/model-catalog/blueprint-model/test-blueprint/capability_restconf/Scripts/python/RestconfConfigDeploy.py

   1 # ============LICENSE_START=======================================================
   2 #  Copyright (C) 2019 Nordix Foundation.
   3 # ================================================================================
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at
   7 #
   8 #      http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15 # ============LICENSE_END=========================================================
  16
  17 from org.onap.ccsdk.cds.blueprintsprocessor.functions.restconf.executor import \
  18     RestconfComponentFunction
  19 from java.lang import Exception as JavaException
  20
  21 from restconf_client import RestconfClient
  22 from org.onap.ccsdk.cds.blueprintsprocessor.services.execution import AbstractScriptComponentFunction
  23
  24
  25 class RestconfConfigDeploy(AbstractScriptComponentFunction):
  26     log = globals()["log"]
  27     configlet_template_name = "config-assign"
  28     configlet_resource_path = "/yang-ext:mount/mynetconf:netconflist"
  29     restconf_server_identifier = "sdncodl"
  30
  31     def process(self, execution_request):
  32
  33         self.log.info("Started execution of process method")
  34         try:
  35             restconf_client = RestconfClient(self.log, self)
  36             pnf_id, resolution_key = self.retrieve_parameters(execution_request)
  37             web_client_service = restconf_client.web_client_service(self.restconf_server_identifier)
  38
  39             try:
  40                 # mount the device
  41                 mount_payload = restconf_client.resolve_and_generate_message_from_template_prefix("config-deploy")
  42                 restconf_client.mount_device(web_client_service, pnf_id, mount_payload)
  43
  44                 # log the current configuration subtree
  45                 current_configuration = restconf_client.retrieve_device_configuration_subtree(
  46                     web_client_service, pnf_id, self.configlet_resource_path)
  47                 self.log.info("Current configuration subtree: {}", current_configuration)
  48
  49                 # apply configuration
  50                 configlet = restconf_client.retrieve_resolved_template_from_database(resolution_key, self.configlet_template_name)
  51                 restconf_client.configure_device_json_patch(
  52                     web_client_service, pnf_id, self.configlet_resource_path, configlet)
  53             except Exception, err:
  54                 self.log.error("an error occurred while configuring device {}", err)
  55                 raise err
  56             finally:
  57                 restconf_client.unmount_device(web_client_service, pnf_id)
  58
  59         except JavaException, err:
  60             self.log.error("Java Exception in the script", err)
  61             raise err
  62         except Exception, err:
  63             self.log.error("Python Exception in the script:" + str(err), err)
  64             raise err
  65         self.log.info("Ended execution of process method")
  66
  67     def retrieve_parameters(self, execution_request):
  68         resolution_key = self.getDynamicProperties("resolution-key").asText()
  69         self.log.info("resolution_key: {}", resolution_key)
  70         pnf_id = execution_request.payload.get("config-deploy-request").get("config-deploy-properties").get("pnf-id")
  71         pnf_id = str(pnf_id).strip('\"')
  72         self.log.info("pnf-id: {}", pnf_id)
  73         return pnf_id, resolution_key
  74
  75     def recover(self, runtime_exception, execution_request):
  76         self.log.info("Recover function called!")
  77         self.log.info("Execution request", execution_request)
  78         self.log.error("Exception", runtime_exception)
  79         print self.bluePrintRuntimeService.getBluePrintError().addError(runtime_exception.getMessage())
  80         return None