Revision 7784ab88

b/snf-cyclades-app/setup.py
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    'pycrypto>=2.1.0',
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    'puka',
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    'python-daemon>=1.5.5, <1.6',
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    'snf-common>0.9.14',
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    'snf-common>0.11',
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    'vncauthproxy>=1.2',
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    'south>=0.7, <=0.7.3',
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    'snf-pithos-backend>=0.9.1',
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    'snf-pithos-backend>=0.11',
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    'lockfile>=0.8, <0.9',
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    'ipaddr',
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    'bitarray'
b/snf-cyclades-app/synnefo/plankton/backend.py
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from django.conf import settings
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from pithos.backends import connect_backend
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from pithos.backends.base import NotAllowedError
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......
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    assert '/' not in container, "Invalid container"
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    return 'pithos://%s/%s/%s' % (account, container, object)
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def split_location(location):
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    """Returns (accout, container, object) from a location string"""
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    t = location.split('/', 4)
......
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    pass
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from pithos.backends.util import PithosBackendPool
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POOL_SIZE = 8
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_pithos_backend_pool = \
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        PithosBackendPool(POOL_SIZE,
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                         db_connection=settings.BACKEND_DB_CONNECTION,
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                         block_path=settings.BACKEND_BLOCK_PATH)
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def get_pithos_backend():
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    return _pithos_backend_pool.pool_get()
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class ImageBackend(object):
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    """A wrapper arround the pithos backend to simplify image handling."""
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    def __init__(self, user):
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        self.user = user
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        original_filters = warnings.filters
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        warnings.simplefilter('ignore')         # Suppress SQLAlchemy warnings
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        db_connection = settings.BACKEND_DB_CONNECTION
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        block_path = settings.BACKEND_BLOCK_PATH
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        self.backend = connect_backend(db_connection=db_connection,
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                                       block_path=block_path)
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        self.backend = get_pithos_backend()
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        warnings.filters = original_filters     # Restore warnings
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    def _get_image(self, location):
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        def format_timestamp(t):
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            return strftime('%Y-%m-%d %H:%M:%S', gmtime(t))

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