# 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
from org.onap.ccsdk.cds.blueprintsprocessor.functions.restconf.executor import \
class RestconfConfigDeploy(RestconfComponentFunction):
log = globals()["log"]
- seconds_to_sleep = 5
- base_mount_url = "restconf/config/network-topology:network-topology/topology/topology-netconf/node/"
+ 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/"
server_identifier = "sdncodl"
configlet_template_name = "config-assign"
+ configlet_odl_resource = "/yang-ext:mount/mynetconf:netconflist"
def process(self, execution_request):
self.log.info("Started execution of process method")
try:
- self.log.info("getting resolution-key")
- resolution_key = self.getDynamicProperties("resolution-key").asText()
- self.log.info("resolution_key: {}", resolution_key)
-
- self.log.info("getting pnf-id")
- pnf_id = execution_request.payload.get("config-deploy-request").get("config-deploy-properties").get("entity").get("pnf-id")
- pnf_id = str(pnf_id).strip('\"')
- self.log.info("pnf-id: {}", pnf_id)
-
- self.log.info("mounting device {}", pnf_id)
- self.mount(pnf_id)
-
- self.log.info("sleeping for {} seconds", self.seconds_to_sleep)
- sleep(self.seconds_to_sleep)
-
- try:
- self.log.info("configuring device {}", pnf_id)
- self.apply_configuration(pnf_id, resolution_key, self.configlet_template_name)
- except Exception, err:
- self.log.error("an error occurred while configuring device {}", err)
- raise err
- finally:
- self.log.info("unmounting device {}", pnf_id)
- self.unmount(pnf_id)
-
- self.log.info("Ended execution of process method")
-
+ pnf_id, resolution_key = self.retrieve_parameters(execution_request)
+ self.interact_with_odl(pnf_id, resolution_key)
except JavaException, err:
self.log.error("Java Exception in the script", err)
raise err
except Exception, err:
- self.log.error("Python Exception in the script", err)
+ self.log.error("Python Exception in the script:" + str(err), err)
+ raise err
+ self.log.info("Ended execution of process method")
+
+ def retrieve_parameters(self, execution_request):
+ resolution_key = self.getDynamicProperties("resolution-key").asText()
+ self.log.info("resolution_key: {}", resolution_key)
+ pnf_id = execution_request.payload.get("config-deploy-request").get("config-deploy-properties").get("pnf-id")
+ pnf_id = str(pnf_id).strip('\"')
+ self.log.info("pnf-id: {}", pnf_id)
+ return pnf_id, resolution_key
+
+ def interact_with_odl(self, pnf_id, resolution_key):
+ try:
+ self.mount(pnf_id)
+ self.log_current_configlet(pnf_id)
+ self.apply_configuration(pnf_id, resolution_key, self.configlet_template_name)
+ except Exception, err:
+ self.log.error("an error occurred while configuring device {}", err)
raise err
+ finally:
+ self.log.info("unmounting device {}", pnf_id)
+ self.unmount(pnf_id)
def mount(self, pnf_id):
- self.log.info("meshing mount payload")
+ self.log.info("mounting device {}", pnf_id)
mount_payload = self.resolveAndGenerateMessage("config-deploy-mapping", "config-deploy-template")
self.log.info("mount payload: \n {}", mount_payload)
-
- # defining custom header
- headers = {
- "Content-Type": "application/xml"
- }
-
- url = self.base_mount_url + str(pnf_id)
+ headers = {"Content-Type": "application/xml"} # defining custom header
+ url = self.base_odl_url + str(pnf_id)
self.log.info("sending mount request, url: {}", url)
web_client_service = self.restClientService(self.server_identifier)
web_client_service.exchangeResource("PUT", url, mount_payload, headers)
+ self.wait_for_odl_to_mount(pnf_id)
- def unmount(self, pnf_id):
- url = self.base_mount_url + str(pnf_id)
- self.log.info("sending unmount request, url: {}", url)
+ def wait_for_odl_to_mount(self, pnf_id):
+ counter = 0
+ url = self.odl_status_check_url + pnf_id
+ self.log.info("url for ODL status check: {}", url)
web_client_service = self.restClientService(self.server_identifier)
- web_client_service.exchangeResource("DELETE", url, "")
+ expected_result = '"netconf-node-topology:connection-status":"connected"'
+ while counter < self.odl_status_check_limit:
+ result = web_client_service.exchangeResource("GET", url, "")
+ self.log.info("ODL status check result: {}", result)
+ if expected_result in result:
+ self.log.info("PNF was mounted successfully on ODL")
+ return None
+ sleep(1)
+ counter += 1
+ raise JavaException("PNF was not mounted on ODL, aborting configuration procedure")
+
+ def log_current_configlet(self, pnf_id):
+ self.log.info("retrieving configuration for device {}", pnf_id)
+ url = self.base_odl_url + pnf_id + self.configlet_odl_resource
+ self.log.info("sending GET request, url: {}", url)
+ web_client_service = self.restClientService(self.server_identifier)
+ result = web_client_service.exchangeResource("GET", url, "")
+ self.log.info("Current configuration: {}", result)
def apply_configuration(self, pnf_id, resolution_key, template_name):
+ self.log.info("configuring device {}", pnf_id)
self.log.info("Retrieving configlet from database (resolution-key: {}, template_name: {}",
resolution_key, template_name)
configlet = self.resolveFromDatabase(resolution_key, template_name)
self.log.info("Configlet: {}", configlet)
-
- # defining custom header
- headers = {
- "Content-Type": "application/yang.patch+json"
- }
-
- url = "restconf/config/network-topology:network-topology/topology/topology-netconf/node/" + pnf_id \
- + "/yang-ext:mount/mynetconf:netconflist"
+ headers = { "Content-Type": "application/yang.patch+json" } # defining custom header
+ url = self.base_odl_url + pnf_id + self.configlet_odl_resource
self.log.info("sending patch request, url: {}", url)
web_client_service = self.restClientService(self.server_identifier)
result = web_client_service.exchangeResource("PATCH", url, configlet, headers)
self.log.info("Configuration application result: {}", result)
+ def unmount(self, pnf_id):
+ url = self.base_odl_url + str(pnf_id)
+ self.log.info("sending unmount request, url: {}", url)
+ web_client_service = self.restClientService(self.server_identifier)
+ web_client_service.exchangeResource("DELETE", url, "")
+
def recover(self, runtime_exception, execution_request):
- self.log.info("Recover method, no code to execute")
- return None
+ self.log.info("Recover function called!")
+ self.log.error(runtime_exception.getMessage())
+ print self.bluePrintRuntimeService.getBluePrintError().addError(runtime_exception.getMessage())
+ return None
\ No newline at end of file
Code Review / ccsdk / cds.git / commitdiff