def list_objects(session, container=None, prefix=None, path=None, delimiter=None):
'''
Returns a Container() populated with objects on success.
'''
if type(container) == str or type(container) == unicode:
container = Container(name=container)
if not isinstance(container, Container):
raise CreateRequestException('first argument must be a Container() instance or a string')
d = Deferred()
def _parse(r):
if r.OK:
container = Container()
container.add_objects(r.json)
d.callback((r, container))
elif r.status_code == 401:
d.errback(NotAuthenticatedException('failed to get a list of objects, not authorised'))
elif r.status_code == 404:
d.errback(NotAuthenticatedException('failed to get a list of objects, container does not exist'))
else:
d.errback(ResponseException('failed to get a list of objects'))
request = ListObjectsRequest(session)
request.set_parser(_parse)
request.set_container(container)
if prefix != None:
request.set_query_string(('prefix', parse_str(prefix)))
if path != None:
request.set_query_string(('path', parse_str(path)))
if delimiter != None:
request.set_query_string(('delimiter', parse_str(delimiter)[:1]))
request.run()
return d
def list_all_objects(session, container=None, limit=0, prefix=None, path=None, delimiter=None):
'''
A slower and more elaborate version of list_objects. Performs
sucessive recursive requests on accounts wiRetrieveObjectRequestth large numbers of
objects in a single container. Returns a single (and possibly very
large) Container() object.
'''
if type(container) == str or type(container) == unicode:
container = Container(name=container)
if not isinstance(container, Container):
raise CreateRequestException('first argument must be a Container() instance or a string')
limit = parse_int(limit)
limit = session.CONTAINER_LIMIT if limit > session.CONTAINER_LIMIT else limit
limit = session.CONTAINER_LIMIT if limit < 1 else limit
d = Deferred()
return_container = Container()
def _parse(r):
if r.OK:
return_container.add_objects(r.json)
if len(r.json) == limit:
request = ListObjectsRequest(session)
request.set_parser(_parse)
request.set_container(container)
request.set_query_string(('limit', limit))
request.set_query_string(('marker', return_container.get_last_object().get_name()))
if prefix != None:
request.set_query_string(('prefix', prefix))
if path != None:
request.set_query_string(('path', path))
if delimiter != None:
request.set_query_string(('delimiter', delimiter))
request.run()
d.callback((r, return_container))
elif r.status_code == 401:
d.errback(NotAuthenticatedException('failed to get a list of objects, not authorised'))
elif r.status_code == 404:
d.errback(NotAuthenticatedException('failed to get a list of objects, container does not exist'))
else:
d.errback(ResponseException('failed to get a list of objects'))
request = ListObjectsRequest(session)
request.set_parser(_parse)
request.set_container(container)
request.set_query_string(('limit', limit))
if prefix != None:
request.set_query_string(('prefix', parse_str(prefix)))
if path != None:
request.set_query_string(('path', parse_str(path)))
if delimiter != None:
request.set_query_string(('delimiter', parse_str(delimiter)[:1]))
request.run()
return d
def set_temp_url_key(session, key=''):
'''
Returns boolean True on success.
'''
key = parse_str(key)
d = Deferred()
def _parse(r):
if r.OK:
d.callback((r, True))
elif r.status_code == 401:
d.errback(NotAuthenticatedException('failed to set temp url key, not authorised'))
else:
d.errback(ResponseException('failed to set the account key'))
request = AccountSetTempURLKeyRequest(session)
request.set_header(('X-Account-Meta-Temp-Url-Key', key))
request.set_parser(_parse)
request.run()
return d
def _get_request_url(self):
request_type = self._get_request_type()
if request_type == Request.REQUEST_AUTH:
return self._auth.get_endpoint().get_auth_url()
elif request_type == Request.REQUEST_CDN:
parts = self._session.get_cdn_url_parts()
else:
parts = self._session.get_storage_url_parts()
path = parts.path
if hasattr(self._container, 'get_name'):
path += '/' + self._container.get_name()
if hasattr(self._object, 'get_name'):
path += '/' + self._object.get_name()
qs = parts.query + self._get_query_string()
request_url = urlunsplit((parts.scheme, parts.netloc, path, qs, parts.fragment))
#print '-'*80
#print request_url
#print '-'*80
return parse_str(request_url)
def create_container(session, name='', metadata={}):
'''
Creates a container and returns boolean True on success.
'''
name = parse_str(name)
container = Container(name=name)
d = Deferred()
def _parse(r):
if r.OK:
d.callback((r, True))
elif r.status_code == 401:
d.errback(NotAuthenticatedException('failed to create container, not authorised'))
else:
d.errback(ResponseException('failed to create container'))
request = CreateContainerRequest(session)
request.set_parser(_parse)
request.set_container(container)
for k,v in metadata.items():
request.set_metadata((k, v), Metadata.CONTAINER)
request.run()
return d
