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authordrebs <drebs@leap.se>2013-02-06 16:52:53 -0200
committerdrebs <drebs@leap.se>2013-02-06 16:52:53 -0200
commitc1be293ab0ad258b1febdd11a03bab105ae83739 (patch)
tree908edebb1099a2155226b8cf02f11a070a95b1b9 /backends/openstack.py
parent74372f4c613d22a094a91ba4a5e41b776c5a2867 (diff)
Remove OpenStack backend from soledad.
Diffstat (limited to 'backends/openstack.py')
-rw-r--r--backends/openstack.py98
1 files changed, 0 insertions, 98 deletions
diff --git a/backends/openstack.py b/backends/openstack.py
deleted file mode 100644
index a9615736..00000000
--- a/backends/openstack.py
+++ /dev/null
@@ -1,98 +0,0 @@
-# TODO: this backend is not tested yet.
-from u1db.remote.http_target import HTTPSyncTarget
-import swiftclient
-from soledad.backends.objectstore import ObjectStore
-
-
-class OpenStackDatabase(ObjectStore):
- """A U1DB implementation that uses OpenStack as its persistence layer."""
-
- def __init__(self, auth_url, user, auth_key, container):
- """Create a new OpenStack data container."""
- self._auth_url = auth_url
- self._user = user
- self._auth_key = auth_key
- self._container = container
- self._connection = swiftclient.Connection(self._auth_url, self._user,
- self._auth_key)
- self._get_auth()
- # this will ensure transaction and sync logs exist and are up-to-date.
- super(OpenStackDatabase, self).__init__()
-
- #-------------------------------------------------------------------------
- # implemented methods from Database
- #-------------------------------------------------------------------------
-
- def _get_doc(self, doc_id, check_for_conflicts=False):
- """Get just the document content, without fancy handling.
-
- Conflicts do not happen on server side, so there's no need to check
- for them.
- """
- try:
- response, contents = self._connection.get_object(self._container,
- doc_id)
- # TODO: change revision to be a dictionary element?
- rev = response['x-object-meta-rev']
- return self._factory(doc_id, rev, contents)
- except swiftclient.ClientException:
- return None
-
- def get_all_docs(self, include_deleted=False):
- """Get all documents from the database."""
- generation = self._get_generation()
- results = []
- _, doc_ids = self._connection.get_container(self._container,
- full_listing=True)
- for doc_id in doc_ids:
- doc = self._get_doc(doc_id)
- if doc.content is None and not include_deleted:
- continue
- results.append(doc)
- return (generation, results)
-
- def _put_doc(self, doc, new_rev):
- new_rev = self._allocate_doc_rev(doc.rev)
- # TODO: change revision to be a dictionary element?
- headers = {'X-Object-Meta-Rev': new_rev}
- self._connection.put_object(self._container, doc_id, doc.get_json(),
- headers=headers)
-
- def get_sync_target(self):
- return OpenStackSyncTarget(self)
-
- def close(self):
- raise NotImplementedError(self.close)
-
- def sync(self, url, creds=None, autocreate=True):
- from u1db.sync import Synchronizer
- from u1db.remote.http_target import OpenStackSyncTarget
- return Synchronizer(self, OpenStackSyncTarget(url, creds=creds)).sync(
- autocreate=autocreate)
-
- #-------------------------------------------------------------------------
- # OpenStack specific methods
- #-------------------------------------------------------------------------
-
- def _get_auth(self):
- self._url, self._auth_token = self._connection.get_auth()
- return self._url, self.auth_token
-
-
-class OpenStackSyncTarget(HTTPSyncTarget):
-
- def get_sync_info(self, source_replica_uid):
- source_gen, source_trans_id = self._db._get_replica_gen_and_trans_id(
- source_replica_uid)
- my_gen, my_trans_id = self._db._get_generation_info()
- return (
- self._db._replica_uid, my_gen, my_trans_id, source_gen,
- source_trans_id)
-
- def record_sync_info(self, source_replica_uid, source_replica_generation,
- source_replica_transaction_id):
- if self._trace_hook:
- self._trace_hook('record_sync_info')
- self._db._set_replica_gen_and_trans_id(
- source_replica_uid, source_replica_generation,
- source_replica_transaction_id)