+++ /dev/null
-# Copyright 2017 Intel Research and Development Ireland Limited
-# *************************************************************
-
-# 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
-
-import requests
-import yaml
-from keystoneauth1 import session
-from keystoneauth1.identity import v3
-from keystoneclient.v3 import client
-
-from osm_mon.core.auth import AuthManager
-from osm_mon.core.settings import Config
-
-__author__ = "Helena McGough"
-
-log = logging.getLogger(__name__)
-cfg = Config.instance()
-
-
-class Common(object):
- """Common calls for Gnocchi/Aodh plugins."""
-
- def __init__(self):
- """Create the common instance."""
-
- @staticmethod
- def get_auth_token(vim_uuid, verify_ssl=True):
- """Authenticate and/or renew the authentication token."""
- auth_manager = AuthManager()
- creds = auth_manager.get_credentials(vim_uuid)
- sess = session.Session(verify=verify_ssl)
- ks = client.Client(session=sess)
- token_dict = ks.get_raw_token_from_identity_service(auth_url=creds.url,
- username=creds.user,
- password=creds.password,
- project_name=creds.tenant_name,
- project_domain_id='default',
- user_domain_id='default')
- return token_dict['auth_token']
-
- @staticmethod
- def get_endpoint(service_type, vim_uuid, verify_ssl=True):
- """
- Gets the public endpoint for an OpenStack service in the configured region (default: RegionOne).
- :param service_type: Service type name (eg. metric or alarming)
- :param vim_uuid: VIM UUID generated by OSM
- :param verify_ssl: If False, disables SSL validation. Useful when using self signed certs.
- :return: Endpoint url string.
-
- :raises ValueError If it can't find services, or if it can find services but no endpoint for specified region.
- """
- auth_manager = AuthManager()
- creds = auth_manager.get_credentials(vim_uuid)
- auth = v3.Password(auth_url=creds.url,
- username=creds.user,
- password=creds.password,
- project_name=creds.tenant_name,
- project_domain_id='default',
- user_domain_id='default')
- sess = session.Session(auth=auth, verify=verify_ssl)
- ks = client.Client(session=sess, interface='public')
- services = ks.services.list(type=service_type)
- if not services:
- raise ValueError("No services found for {}. Is the corresponding service enabled?".format(service_type))
- service = services[0]
- endpoints = ks.endpoints.list(service)
- endpoint_type = 'publicURL'
- region_name = 'RegionOne'
- if creds.config is not None:
- try:
- config = json.loads(creds.config)
- except ValueError:
- config = yaml.safe_load(creds.config)
- if 'endpoint_type' in config:
- endpoint_type = config['endpoint_type']
- if 'region_name' in config:
- region_name = config['region_name']
- for endpoint in endpoints:
- if endpoint.interface in endpoint_type and endpoint.region == region_name:
- return endpoint.url
- raise ValueError("No endpoints found for service {} in region {}".format(service_type, region_name))
-
- @staticmethod
- def perform_request(url, auth_token,
- req_type=None, payload=None, params=None, verify_ssl=True):
- """Perform the POST/PUT/GET/DELETE request."""
-
- timeout = cfg.REQUEST_TIMEOUT
-
- # request headers
- headers = {'X-Auth-Token': auth_token,
- 'Content-type': 'application/json'}
- # perform request and return its result
- if req_type == "put":
- response = requests.put(
- url, data=payload, headers=headers,
- timeout=timeout, verify=verify_ssl)
- elif req_type == "get":
- response = requests.get(
- url, params=params, headers=headers, timeout=timeout, verify=verify_ssl)
- elif req_type == "delete":
- response = requests.delete(
- url, headers=headers, timeout=timeout, verify=verify_ssl)
- else:
- response = requests.post(
- url, data=payload, headers=headers,
- timeout=timeout, verify=verify_ssl)
-
- # Raises exception if there was an error
- try:
- response.raise_for_status()
- # pylint: disable=broad-except
- except Exception:
- # Log out the result of the request
- log.warning(
- 'Result: %s, %s',
- response.status_code, response.text)
- return response