-"""Common methods for the Aodh Sender/Receiver."""
+# Copyright 2017 Intel Research and Development Ireland Limited
+# *************************************************************
-import logging as log
+# This file is part of OSM Monitoring module
+# All Rights Reserved to Intel Corporation
+
+# 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.
+
+# For those usages not covered by the Apache License, Version 2.0 please
+# contact: helena.mcgough@intel.com or adrian.hoban@intel.com
+##
+"""Common methods for the OpenStack plugins."""
+import json
+
+import logging
from keystoneclient.v3 import client
import requests
-# from keystoneauth1.identity.v3 import AuthMethod
-# from keystoneclient.service_catalog import ServiceCatalog
+__author__ = "Helena McGough"
+
+log = logging.getLogger(__name__)
class Common(object):
def __init__(self):
"""Create the common instance."""
self._auth_token = None
- self._endpoint = None
self._ks = None
+ self.openstack_url = None
+ self.user = None
+ self.password = None
+ self.tenant = None
- def _authenticate(self, tenant_id=None):
+ def _authenticate(self, message=None):
"""Authenticate and/or renew the authentication token."""
if self._auth_token is not None:
return self._auth_token
+ if message is not None:
+ values = json.loads(message.value)['access_config']
+ self.openstack_url = values['openstack_site']
+ self.user = values['user']
+ self.password = values['password']
+ self.tenant = values['vim_tenant_name']
+
+ try:
+ # try to authenticate with supplied access_credentials
+ self._ks = client.Client(auth_url=self.openstack_url,
+ username=self.user,
+ password=self.password,
+ tenant_name=self.tenant)
+ self._auth_token = self._ks.auth_token
+ log.info("Authenticating with access_credentials from SO.")
+ return self._auth_token
+ except Exception as exc:
+ log.warn("Authentication failed with access_credentials: %s",
+ exc)
+
+ else:
+ log.info("Access_credentials were not sent from SO.")
+
+ # If there are no access_credentials or they fail use env variables
try:
cfg = Config.instance()
self._ks = client.Client(auth_url=cfg.OS_AUTH_URL,
username=cfg.OS_USERNAME,
password=cfg.OS_PASSWORD,
tenant_name=cfg.OS_TENANT_NAME)
+ log.info("Authenticating with environment varialbles.")
self._auth_token = self._ks.auth_token
except Exception as exc:
- log.warn("Authentication failed with the following exception: %s",
- exc)
+ log.warn("Authentication failed: %s", exc)
+
self._auth_token = None
return self._auth_token
endpoint_type='internalURL',
region_name='RegionOne')
except Exception as exc:
- log.warning("Failed to retreive endpoint for Aodh due to: %s",
+ log.warning("Failed to retreive endpoint for service due to: %s",
exc)
return None
headers = {'X-Auth-Token': auth_token,
'Content-type': 'application/json'}
# perform request and return its result
- response = None
+ if req_type == "put":
+ response = requests.put(
+ url, data=payload, headers=headers,
+ timeout=1)
+ elif req_type == "get":
+ response = requests.get(
+ url, params=params, headers=headers, timeout=1)
+ elif req_type == "delete":
+ response = requests.delete(
+ url, headers=headers, timeout=1)
+ else:
+ response = requests.post(
+ url, data=payload, headers=headers,
+ timeout=1)
+
+ # Raises exception if there was an error
try:
- if req_type == "put":
- response = requests.put(
- url, data=payload, headers=headers,
- timeout=1)
- elif req_type == "post":
- response = requests.post(
- url, data=payload, headers=headers,
- timeout=1)
- elif req_type == "get":
- response = requests.get(
- url, params=params, headers=headers, timeout=1)
- elif req_type == "delete":
- response = requests.delete(
- url, headers=headers, timeout=1)
- else:
- log.warn("Invalid request type")
-
- except Exception as e:
- log.warn("Exception thrown on request", e)
-
+ response.raise_for_status()
+ # pylint: disable=broad-except
+ except Exception:
+ # Log out the result of the request for debugging purpose
+ log.debug(
+ 'Result: %s, %d',
+ response.status_code, response.text)
return response