"""List all metrics."""
url = "{}/v1/metric/".format(endpoint)
+ # Check for a specified list
try:
# Check if the metric_name was specified for the list
- metric_name = values['metric_name']
- result = self._common._perform_request(
- url, auth_token, req_type="get")
- metric_list = json.loads(result.text)
+ metric_name = values['metric_name'].lower()
+ if metric_name not in METRIC_MAPPINGS.keys():
+ log.warn("This metric is not supported, won't be listed.")
+ metric_name = None
+ except KeyError as exc:
+ log.info("Metric name is not specified: %s", exc)
+ metric_name = None
- # Format the list response
- metrics = self.response_list(
- metric_list, metric_name=metric_name)
- return metrics
- except KeyError:
- log.debug("Metric name is not specified for this list.")
+ try:
+ resource = values['resource_uuid']
+ except KeyError as exc:
+ log.info("Resource is not specified:%s", exc)
+ resource = None
try:
- # Check if a resource_id was specified
- resource_id = values['resource_uuid']
result = self._common._perform_request(
url, auth_token, req_type="get")
- metric_list = json.loads(result.text)
- # Format the list response
- metrics = self.response_list(
- metric_list, resource=resource_id)
- return metrics
- except KeyError:
- log.debug("Resource id not specificed either, will return a\
- complete list.")
- try:
- result = self._common._perform_request(
- url, auth_token, req_type="get")
- metric_list = json.loads(result.text)
+ metrics = json.loads(result.text)
+
+ if metrics is not None:
# Format the list response
- metrics = self.response_list(metric_list)
- return metrics
+ if metric_name is not None and resource is not None:
+ metric_list = self.response_list(
+ metrics, metric_name=metric_name, resource=resource)
+ log.info("Returning an %s resource list for %s metrics",
+ metric_name, resource)
+ elif metric_name is not None:
+ metric_list = self.response_list(
+ metrics, metric_name=metric_name)
+ log.info("Returning a list of %s metrics", metric_name)
+ elif resource is not None:
+ metric_list = self.response_list(
+ metrics, resource=resource)
+ log.info("Return a list of %s resource metrics", resource)
+ else:
+ metric_list = self.response_list(metrics)
+ log.info("Returning a complete list of metrics")
- except Exception as exc:
- log.warn("Failed to generate any metric list. %s", exc)
+ return metric_list
+ else:
+ log.info("There are no metrics available")
+ return []
+ except Exception as exc:
+ log.warn("Failed to generate any metric list. %s", exc)
return None
def get_metric_id(self, endpoint, auth_token, metric_name, resource_id):
def response_list(self, metric_list, metric_name=None, resource=None):
"""Create the appropriate lists for a list response."""
- resp_list = []
+ resp_list, name_list, res_list = [], [], []
+ # Create required lists
for row in metric_list:
+ # Only list OSM metrics
+ if row['name'] in METRIC_MAPPINGS.keys():
+ metric = {"metric_name": row['name'],
+ "metric_uuid": row['id'],
+ "metric_unit": row['unit'],
+ "resource_uuid": row['resource_id']}
+ resp_list.append(str(metric))
+ # Generate metric_name specific list
if metric_name is not None:
if row['name'] == metric_name:
metric = {"metric_name": row['name'],
"metric_uuid": row['id'],
"metric_unit": row['unit'],
"resource_uuid": row['resource_id']}
- resp_list.append(metric)
- elif resource is not None:
+ name_list.append(str(metric))
+ # Generate resource specific list
+ if resource is not None:
if row['resource_id'] == resource:
metric = {"metric_name": row['name'],
"metric_uuid": row['id'],
"metric_unit": row['unit'],
"resource_uuid": row['resource_id']}
- resp_list.append(metric)
- else:
- metric = {"metric_name": row['name'],
- "metric_uuid": row['id'],
- "metric_unit": row['unit'],
- "resource_uuid": row['resource_id']}
- resp_list.append(metric)
- return resp_list
+ res_list.append(str(metric))
+
+ # Join required lists
+ if metric_name is not None and resource is not None:
+ return list(set(res_list).intersection(name_list))
+ elif metric_name is not None:
+ return name_list
+ elif resource is not None:
+ return list(set(res_list).intersection(resp_list))
+ else:
+ return resp_list