diff options
Diffstat (limited to 'common')
7 files changed, 40 insertions, 37 deletions
diff --git a/common/changes/bug_5739_fix-multipart-problem b/common/changes/bug_5739_fix-multipart-problem new file mode 100644 index 00000000..449e09b8 --- /dev/null +++ b/common/changes/bug_5739_fix-multipart-problem @@ -0,0 +1,2 @@ + o Use a dedicated HTTP resource for couch multipart PUTs to avoid bigcouch + bug (#5739). diff --git a/common/src/leap/soledad/common/couch.py b/common/src/leap/soledad/common/couch.py index 3bc1f543..b51b32f3 100644 --- a/common/src/leap/soledad/common/couch.py +++ b/common/src/leap/soledad/common/couch.py @@ -40,7 +40,9 @@ from couchdb.http import ( ResourceConflict, ResourceNotFound, ServerError, - Session as CouchHTTPSession, + Session, + urljoin as couch_urljoin, + Resource, ) from u1db import query_parser, vectorclock from u1db.errors import ( @@ -333,17 +335,6 @@ class MultipartWriter(object): self.headers[name] = value -class Session(CouchHTTPSession): - """ - An HTTP session that can be closed. - """ - - def close_connections(self): - for key, conns in list(self.conns.items()): - for conn in conns: - conn.close() - - @contextmanager def couch_server(url): """ @@ -359,7 +350,6 @@ def couch_server(url): session = Session(timeout=COUCH_TIMEOUT) server = Server(url=url, session=session) yield server - session.close_connections() class CouchDatabase(CommonBackend): @@ -511,7 +501,6 @@ class CouchDatabase(CommonBackend): """ with couch_server(self._url) as server: del(server[self._dbname]) - self.close_connections() def close(self): """ @@ -520,20 +509,12 @@ class CouchDatabase(CommonBackend): :return: True if db was succesfully closed. :rtype: bool """ - self.close_connections() self._url = None self._full_commit = None self._session = None self._database = None return True - def close_connections(self): - """ - Close all open connections to the couch server. - """ - if self._session is not None: - self._session.close_connections() - def __del__(self): """ Close the database upon garbage collection. @@ -897,11 +878,9 @@ class CouchDatabase(CommonBackend): envelope.close() # try to save and fail if there's a revision conflict try: - self._database.resource.put_json( + resource = self._new_resource() + resource.put_json( doc.doc_id, body=buf.getvalue(), headers=envelope.headers) - # What follows is a workaround for an ugly bug. See: - # https://leap.se/code/issues/5448 - self.close_connections() except ResourceConflict: raise RevisionConflict() @@ -1473,6 +1452,20 @@ class CouchDatabase(CommonBackend): continue yield t._doc + def _new_resource(self, *path): + """ + Return a new resource for accessing a couch database. + + :return: A resource for accessing a couch database. + :rtype: couchdb.http.Resource + """ + # Workaround for: https://leap.se/code/issues/5448 + url = couch_urljoin(self._database.resource.url, *path) + resource = Resource(url, Session(timeout=COUCH_TIMEOUT)) + resource.credentials = self._database.resource.credentials + resource.headers = self._database.resource.headers.copy() + return resource + class CouchSyncTarget(CommonSyncTarget): """ diff --git a/common/src/leap/soledad/common/ddocs/syncs/updates/state.js b/common/src/leap/soledad/common/ddocs/syncs/updates/state.js index cb2b6b7b..d62aeb40 100644 --- a/common/src/leap/soledad/common/ddocs/syncs/updates/state.js +++ b/common/src/leap/soledad/common/ddocs/syncs/updates/state.js @@ -29,6 +29,7 @@ * '_rev' '<str>', * 'ongoing_syncs': { * '<source_replica_uid>': { + * 'sync_id': '<sync_id>', * 'seen_ids': [['<doc_id>', <at_gen>[, ...], * 'changes_to_return': { * 'gen': <gen>, @@ -59,17 +60,22 @@ function(doc, req) { // parse and validate incoming data var body = JSON.parse(req.body); if (body['source_replica_uid'] == null) - return [null, 'invalid data'] + return [null, 'invalid data']; var source_replica_uid = body['source_replica_uid']; + if (body['sync_id'] == null) + return [null, 'invalid data']; + var sync_id = body['sync_id']; + // trash outdated sync data for that replica if that exists if (doc['ongoing_syncs'][source_replica_uid] != null && - doc['ongoing_syncs'][source_replica_uid] == null) + doc['ongoing_syncs'][source_replica_uid]['sync_id'] != sync_id) delete doc['ongoing_syncs'][source_replica_uid]; // create an entry for that source replica if (doc['ongoing_syncs'][source_replica_uid] == null) doc['ongoing_syncs'][source_replica_uid] = { + 'sync_id': sync_id, 'seen_ids': {}, 'changes_to_return': null, }; diff --git a/common/src/leap/soledad/common/ddocs/syncs/views/changes_to_return/map.js b/common/src/leap/soledad/common/ddocs/syncs/views/changes_to_return/map.js index 04ceb2ec..94b7e767 100644 --- a/common/src/leap/soledad/common/ddocs/syncs/views/changes_to_return/map.js +++ b/common/src/leap/soledad/common/ddocs/syncs/views/changes_to_return/map.js @@ -2,14 +2,15 @@ function(doc) { if (doc['_id'] == 'u1db_sync_state' && doc['ongoing_syncs'] != null) for (var source_replica_uid in doc['ongoing_syncs']) { var changes = doc['ongoing_syncs'][source_replica_uid]['changes_to_return']; + var sync_id = doc['ongoing_syncs'][source_replica_uid]['sync_id']; if (changes == null) - emit([source_replica_uid, 0], null); + emit([source_replica_uid, sync_id, 0], null); else if (changes.length == 0) - emit([source_replica_uid, 0], []); + emit([source_replica_uid, sync_id, 0], []); else for (var i = 0; i < changes['changes_to_return'].length; i++) emit( - [source_replica_uid, i], + [source_replica_uid, sync_id, i], { 'gen': changes['gen'], 'trans_id': changes['trans_id'], diff --git a/common/src/leap/soledad/common/ddocs/syncs/views/seen_ids/map.js b/common/src/leap/soledad/common/ddocs/syncs/views/seen_ids/map.js index 34c65b3f..16118e88 100644 --- a/common/src/leap/soledad/common/ddocs/syncs/views/seen_ids/map.js +++ b/common/src/leap/soledad/common/ddocs/syncs/views/seen_ids/map.js @@ -1,9 +1,11 @@ function(doc) { if (doc['_id'] == 'u1db_sync_state' && doc['ongoing_syncs'] != null) - for (var source_replica_uid in doc['ongoing_syncs']) + for (var source_replica_uid in doc['ongoing_syncs']) { + var sync_id = doc['ongoing_syncs'][source_replica_uid]['sync_id']; emit( - source_replica_uid, + [source_replica_uid, sync_id], { 'seen_ids': doc['ongoing_syncs'][source_replica_uid]['seen_ids'], }); + } } diff --git a/common/src/leap/soledad/common/ddocs/syncs/views/state/map.js b/common/src/leap/soledad/common/ddocs/syncs/views/state/map.js index 1d8f8e84..e88c6ebb 100644 --- a/common/src/leap/soledad/common/ddocs/syncs/views/state/map.js +++ b/common/src/leap/soledad/common/ddocs/syncs/views/state/map.js @@ -2,11 +2,12 @@ function(doc) { if (doc['_id'] == 'u1db_sync_state' && doc['ongoing_syncs'] != null) for (var source_replica_uid in doc['ongoing_syncs']) { var changes = doc['ongoing_syncs'][source_replica_uid]['changes_to_return']; + var sync_id = doc['ongoing_syncs'][source_replica_uid]['sync_id']; if (changes == null) - emit(source_replica_uid, null); + emit([source_replica_uid, sync_id], null); else emit( - source_replica_uid, + [source_replica_uid, sync_id], { 'gen': changes['gen'], 'trans_id': changes['trans_id'], diff --git a/common/src/leap/soledad/common/tests/test_couch.py b/common/src/leap/soledad/common/tests/test_couch.py index a1fa9568..3b1e5a06 100644 --- a/common/src/leap/soledad/common/tests/test_couch.py +++ b/common/src/leap/soledad/common/tests/test_couch.py @@ -219,7 +219,6 @@ def copy_couch_database_for_test(test, db): new_couch_db.put_attachment(new_doc, att, filename=att_name) # cleanup connections to prevent file descriptor leaking - session.close_connections() return new_db @@ -253,7 +252,6 @@ class CouchTests(test_backends.AllDatabaseTests, CouchDBTestCase): session = couch.Session() server = Server(url=self._url, session=session) del(server[self._dbname]) - session.close_connections() else: self.db.delete_database() test_backends.AllDatabaseTests.tearDown(self) |