root / kamaki / clients / astakos.py @ 7e8b0436
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# Copyright 2012 GRNET S.A. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above
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# copyright notice, this list of conditions and the following
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# disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# The views and conclusions contained in the software and
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# documentation are those of the authors and should not be
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# interpreted as representing official policies, either expressed
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# or implied, of GRNET S.A.
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from kamaki.clients import Client, ClientError |
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class AstakosClient(Client): |
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"""GRNet Astakos API client"""
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_cache = {} |
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def __init__(self, base_url, token): |
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super(AstakosClient, self).__init__(base_url, token) |
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def authenticate(self, token=None): |
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"""Get authentication information and store it in this client
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As long as the AstakosClient instance is alive, the latest
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authentication information for this token will be available
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:param token: (str) custom token to authenticate
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:returns: (dict) authentication information
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"""
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self.token = token or self.token |
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self._cache[self.token] = self.get('/im/authenticate').json |
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return self._cache[self.token] |
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def list(self): |
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"""list cached user information"""
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r = [] |
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for k, v in self._cache.items(): |
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r.append(dict(v))
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r[-1].update(dict(auth_token=k)) |
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return r
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def info(self, token=None): |
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"""Get (cached) user information"""
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token_bu = self.token
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token = token or self.token |
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try:
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r = self._cache[token]
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except KeyError: |
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r = self.authenticate(token)
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self.token = token_bu
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return r
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def term(self, key, token=None): |
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"""Get (cached) term, from user credentials"""
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return self.info(token).get(key, None) |