← Back to branch summary

~didrocks/unity/altf10

« back to all changes in this revision

Viewing changes to grackle/client.py

  • Committer: Aaron Bentley
  • Date: 2012-01-11 13:31:08 UTC
  • Revision ID: aaron@canonical.com-20120111133108-9ijvfo7quc49wmm8
Retrieve messages.

Show diffs side-by-side

added added

removed removed

Lines of Context:
grackle/client.py
1
 
def put_message(archive_name, fileobj):
2
 
    pass
 
1
import httplib
 
2
import simplejson
 
3
from urlparse import urlunparse
 
4
from urllib import (
 
5
    quote,
 
6
    urlencode,
 
7
)
 
8
 
 
9
 
 
10
 
 
11
class GrackleClient:
 
12
 
 
13
    def __init__(self, host, port):
 
14
        self.host = host
 
15
        self.port = port
 
16
        self.netloc = '%s:%d' % (host, port)
 
17
 
 
18
    def archive_url(self, archive_name, query):
 
19
        path = '/%s' % quote(archive_name)
 
20
        query = urlencode(query)
 
21
        return urlunparse(('http', self.netloc, path, '', query, ''))
 
22
 
 
23
    def _get_connection(self):
 
24
        print 'Connecting to %s' % self.port
 
25
        return httplib.HTTPConnection(self.host, self.port)
 
26
 
 
27
    def _verb_archive(self, verb, archive_name, query, body=None):
 
28
        url = self.archive_url(archive_name, query)
 
29
        print "URL: %s" % url
 
30
        connection = self._get_connection()
 
31
        connection.request(verb, url, body)
 
32
        return connection.getresponse()
 
33
 
 
34
    def put_message(self, archive_name, key, file_obj):
 
35
        response = self._verb_archive(
 
36
            'POST', archive_name, {'key': key}, file_obj.read())
 
37
        data = response.read()
 
38
        if response.status == httplib.BAD_REQUEST:
 
39
            raise Exception('wtf')
 
40
        elif response.status == httplib.CREATED:
 
41
            return
 
42
        else:
 
43
            raise Exception('!!')
 
44
 
 
45
    def get_messages(self, archive_name, message_ids=None):
 
46
        parameters = {}
 
47
        if message_ids is not None:
 
48
            parameters['message_ids'] = message_ids
 
49
        query = {'parameters': simplejson.dumps(parameters)}
 
50
        response = self._verb_archive('GET', archive_name, query)
 
51
        data = response.read()
 
52
        return simplejson.loads(data)