diff options
Diffstat (limited to 'common/src/leap/soledad')
| -rw-r--r-- | common/src/leap/soledad/common/couch.py | 54 | ||||
| -rw-r--r-- | common/src/leap/soledad/common/ddocs/docs/updates/resolve_doc.js | 39 | ||||
| -rw-r--r-- | common/src/leap/soledad/common/tests/test_couch.py | 16 |
3 files changed, 29 insertions, 80 deletions
diff --git a/common/src/leap/soledad/common/couch.py b/common/src/leap/soledad/common/couch.py index 09fe1ca3..456d4fdf 100644 --- a/common/src/leap/soledad/common/couch.py +++ b/common/src/leap/soledad/common/couch.py @@ -123,6 +123,16 @@ class CouchDocument(SoledadDocument): """ return self._conflicts + def set_conflicts(self, conflicts): + """ + Set the conflicted versions of the document. + + :param conflicts: The conflicted versions of the document. + :type conflicts: list + """ + self._conflicts = conflicts + self.has_conflicts = len(self._conflicts) > 0 + def add_conflict(self, doc): """ Add a conflict to this document. @@ -658,8 +668,11 @@ class CouchDatabase(CommonBackend): and '_attachments' in result \ and 'u1db_conflicts' in result['_attachments']: doc.has_conflicts = True - #doc.conflicts = self._build_conflicts( - # json.loads(result['_attachments']['u1db_conflicts'])) + doc.set_conflicts( + self._build_conflicts( + doc.doc_id, + json.loads(binascii.a2b_base64( + result['_attachments']['u1db_conflicts']['data'])))) # store couch revision doc.couch_rev = result['_rev'] # store transactions @@ -1196,33 +1209,24 @@ class CouchDatabase(CommonBackend): conflicted_doc_revs) superseded_revs = set(conflicted_doc_revs) doc.rev = new_rev + # this backend stores conflicts as properties of the documents, so we + # have to copy these conflicts over to the document being updated. if cur_doc.rev in superseded_revs: + # the newer doc version will supersede the one in the database, so + # we copy conflicts before updating the backend. + doc.set_conflicts(cur_doc.get_conflicts()) # copy conflicts over. self._delete_conflicts(doc, superseded_revs) self._put_doc(cur_doc, doc) else: - self._add_conflict(doc, new_rev, doc.get_json()) - self._delete_conflicts(doc, superseded_revs) - # perform request to resolve document in server - ddoc_path = [ - '_design', 'docs', '_update', 'resolve_doc', doc.doc_id - ] - resource = self._database.resource(*ddoc_path) - conflicts = None - if doc.has_conflicts: - conflicts = binascii.b2a_base64( - json.dumps( - map(lambda cdoc: (cdoc.rev, cdoc.content), - doc.get_conflicts())) - )[:-1] # exclude \n - try: - response = resource.put_json( - body={ - 'couch_rev': cur_doc.couch_rev, - 'conflicts': conflicts, - }, - headers={'content-type': 'application/json'}) - except ResourceNotFound as e: - raise_missing_design_doc_error(e, ddoc_path) + # the newer doc version does not supersede the one in the + # database, so we will add a conflict to the database and copy + # those over to the document the user has in her hands. + self._add_conflict(cur_doc, new_rev, doc.get_json()) + self._delete_conflicts(cur_doc, superseded_revs) + self._put_doc(cur_doc, cur_doc) # just update conflicts + # backend has been updated with current conflicts, now copy them + # to the current document. + doc.set_conflicts(cur_doc.get_conflicts()) def _put_doc_if_newer(self, doc, save_conflict, replica_uid, replica_gen, replica_trans_id=''): diff --git a/common/src/leap/soledad/common/ddocs/docs/updates/resolve_doc.js b/common/src/leap/soledad/common/ddocs/docs/updates/resolve_doc.js deleted file mode 100644 index 7ba66cf8..00000000 --- a/common/src/leap/soledad/common/ddocs/docs/updates/resolve_doc.js +++ /dev/null @@ -1,39 +0,0 @@ -function(doc, req){ - /* we expect to receive the following in `req.body`: - * { - * 'couch_rev': '<couch_rev>', - * 'conflicts': '<base64 encoded conflicts>', - * } - */ - var body = JSON.parse(req.body); - - // fail if no document was given - if (!doc) { - return [null, 'document does not exist'] - } - - // fail if couch revisions do not match - if (body['couch_rev'] != null - && doc['_rev'] != body['couch_rev']) { - return [null, 'revision conflict'] - } - - // fail if conflicts were not sent - if (body['conflicts'] == null) - return [null, 'missing conflicts'] - - // save conflicts as attachment if they were sent - if (body['conflicts'] != null) { - if (!doc._attachments) - doc._attachments = {}; - doc._attachments.u1db_conflicts = { - content_type: "application/octet-stream", - data: body['conflicts'] // should be base64 encoded - } - } - // or delete attachment if there are no conflicts - else if (doc._attachments && doc._attachments.u1db_conflicts) - delete doc._attachments.u1db_conflicts; - - return [doc, 'ok']; -} diff --git a/common/src/leap/soledad/common/tests/test_couch.py b/common/src/leap/soledad/common/tests/test_couch.py index 97d744e4..86bb4b93 100644 --- a/common/src/leap/soledad/common/tests/test_couch.py +++ b/common/src/leap/soledad/common/tests/test_couch.py @@ -503,14 +503,6 @@ class CouchDatabaseExceptionsTests(CouchDBTestCase): self.assertRaises( errors.MissingDesignDocError, self.db._do_set_replica_gen_and_trans_id, 1, 2, 3) - # fake a conflict so we can test resolve_doc() - first_rev = self.db._allocate_doc_rev(None) - doc = couch.CouchDocument( - doc_id='mydoc', rev=self.db._allocate_doc_rev(first_rev)) - self.db._get_doc = Mock(return_value=doc) - self.assertRaises( - errors.MissingDesignDocError, - self.db.resolve_doc, doc, [first_rev]) def test_missing_design_doc_functions_raises(self): """ @@ -649,14 +641,6 @@ class CouchDatabaseExceptionsTests(CouchDBTestCase): self.assertRaises( errors.MissingDesignDocDeletedError, self.db._do_set_replica_gen_and_trans_id, 1, 2, 3) - # fake a conflict so we can test resolve_doc() - first_rev = self.db._allocate_doc_rev(None) - doc = couch.CouchDocument( - doc_id='mydoc', rev=self.db._allocate_doc_rev(first_rev)) - self.db._get_doc = Mock(return_value=doc) - self.assertRaises( - errors.MissingDesignDocDeletedError, - self.db.resolve_doc, doc, [first_rev]) load_tests = tests.load_with_scenarios |