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Viewing changes to grackle/client.py

  • Committer: Aaron Bentley
  • Date: 2012-01-12 11:31:51 UTC
  • mto: (6.1.30 trunk)
  • mto: This revision was merged to the branch mainline in revision 45.
  • Revision ID: aaron@canonical.com-20120112113151-qe327t15vwogee6t
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grackle/client.py
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import httplib
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def put_message(archive_name, file_obj):
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    connection = httplib.HTTPConnection('localhost', 8435)
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    connection.request('POST', '/archive/%s' % archive_name, file_obj.read())
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    response = connection.getresponse()
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    data = response.read()
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    if response.status == httplib.BAD_REQUEST:
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        raise Exception('wtf')
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    elif response.status == httplib.CREATED:
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        return
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    else:
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        raise Exception('!!')
 
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import simplejson
 
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from urlparse import urlunparse
 
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from urllib import (
 
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    quote,
 
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    urlencode,
 
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)
 
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class UnsupportedOrder(Exception):
 
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    pass
 
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class GrackleClient:
 
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    def __init__(self, host, port):
 
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        self.host = host
 
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        self.port = port
 
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        self.netloc = '%s:%d' % (host, port)
 
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    def archive_url(self, archive_id, query):
 
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        path = '/%s' % quote(archive_id)
 
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        query_string = urlencode(query)
 
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        return urlunparse(('http', self.netloc, path, '', query_string, ''))
 
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    def _get_connection(self):
 
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        return httplib.HTTPConnection(self.host, self.port)
 
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    def _verb_archive(self, verb, archive_id, query, body=None):
 
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        url = self.archive_url(archive_id, query)
 
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        connection = self._get_connection()
 
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        connection.request(verb, url, body)
 
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        return connection.getresponse()
 
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    def put_message(self, archive_id, key, file_obj):
 
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        response = self._verb_archive(
 
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            'POST', archive_id, {'key': key}, file_obj.read())
 
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        data = response.read()
 
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        if response.status == httplib.BAD_REQUEST:
 
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            raise Exception('wtf')
 
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        elif response.status == httplib.CREATED:
 
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            return
 
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        else:
 
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            raise Exception('!!')
 
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    def get_messages(self, archive_id, message_ids=None, limit=None,
 
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                     memo=None, order=None):
 
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        parameters = {}
 
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        if message_ids is not None:
 
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            parameters['message_ids'] = message_ids
 
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        if limit is not None:
 
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            parameters['limit'] = limit
 
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        if memo is not None:
 
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            parameters['memo'] = memo
 
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        if order is not None:
 
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            parameters['order'] = order
 
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        query = {'parameters': simplejson.dumps(parameters)}
 
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        response = self._verb_archive('GET', archive_id, query)
 
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        if response.status == httplib.BAD_REQUEST:
 
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            raise UnsupportedOrder
 
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        data = response.read()
 
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        return simplejson.loads(data)