97 lines
3.3 KiB
Python
97 lines
3.3 KiB
Python
# Copyright 2017 The Armada Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import requests
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from oslo_config import cfg
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from oslo_log import log as logging
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LOG = logging.getLogger(__name__)
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CONF = cfg.CONF
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class ArmadaSession(object):
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"""
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A session to the Armada API maintaining credentials and API options
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:param string host: The armada server hostname or IP
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:param int port: (optional) The service port appended if specified
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:param string token: Auth token
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:param string marker: (optional) external context marker
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"""
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def __init__(self, host, port=None, scheme='http', token=None,
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marker=None):
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self._session = requests.Session()
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self._session.headers.update({
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'X-Auth-Token': token,
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'X-Context-Marker': marker
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})
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self.host = host
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self.scheme = scheme
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if port:
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self.port = port
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self.base_url = "{}://{}:{}/api/".format(
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self.scheme, self.host, self.port)
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else:
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self.base_url = "{}://{}/api/".format(
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self.scheme, self.host)
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self.token = token
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self.marker = marker
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self.logger = LOG
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# TODO Add keystone authentication to produce a token for this session
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def get(self, endpoint, query=None):
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"""
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Send a GET request to armada.
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:param string endpoint: URL string following hostname and API prefix
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:param dict query: A dict of k, v pairs to add to the query string
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:return: A requests.Response object
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"""
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api_url = '{}{}'.format(self.base_url, endpoint)
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resp = self._session.get(
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api_url, params=query, timeout=3600)
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return resp
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def post(self, endpoint, query=None, body=None, data=None):
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"""
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Send a POST request to armada. If both body and data are specified,
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body will will be used.
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:param string endpoint: URL string following hostname and API prefix
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:param dict query: dict of k, v parameters to add to the query string
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:param string body: string to use as the request body.
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:param data: Something json.dumps(s) can serialize.
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:return: A requests.Response object
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"""
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api_url = '{}{}'.format(self.base_url, endpoint)
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self.logger.debug("Sending POST with armada_client session")
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if body is not None:
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self.logger.debug("Sending POST with explicit body: \n%s" % body)
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resp = self._session.post(
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api_url, params=query, data=body, timeout=3600)
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else:
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self.logger.debug("Sending POST with JSON body: \n%s" % str(data))
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resp = self._session.post(
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api_url, params=query, json=data, timeout=3600)
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return resp
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