diff options
Diffstat (limited to 'client/src/leap')
| -rw-r--r-- | client/src/leap/soledad/client/sqlcipher.py | 43 | ||||
| -rw-r--r-- | client/src/leap/soledad/client/target.py | 1 |
2 files changed, 34 insertions, 10 deletions
diff --git a/client/src/leap/soledad/client/sqlcipher.py b/client/src/leap/soledad/client/sqlcipher.py index c7aebbe6..5695bf82 100644 --- a/client/src/leap/soledad/client/sqlcipher.py +++ b/client/src/leap/soledad/client/sqlcipher.py @@ -49,10 +49,12 @@ import time import string import threading -from u1db.backends import sqlite_backend -from u1db import errors from pysqlcipher import dbapi2 +from u1db.backends import sqlite_backend +from u1db.sync import Synchronizer from u1db import errors as u1db_errors + +from leap.soledad.client.target import SoledadSyncTarget from leap.soledad.common.document import SoledadDocument logger = logging.getLogger(__name__) @@ -144,6 +146,7 @@ class SQLCipherDatabase(sqlite_backend.SQLitePartialExpandDatabase): _index_storage_value = 'expand referenced encrypted' k_lock = threading.Lock() + _syncer = None def __init__(self, sqlcipher_file, password, document_factory=None, crypto=None, raw_key=False, cipher='aes-256-cbc', @@ -336,13 +339,33 @@ class SQLCipherDatabase(sqlite_backend.SQLitePartialExpandDatabase): :return: The local generation before the synchronisation was performed. :rtype: int """ - from u1db.sync import Synchronizer - from leap.soledad.client.target import SoledadSyncTarget - return Synchronizer( - self, - SoledadSyncTarget(url, - creds=creds, - crypto=self._crypto)).sync(autocreate=autocreate) + if not self.syncer: + self._create_syncer(url, creds=creds) + return self.syncer.sync(autocreate=autocreate) + + @property + def syncer(self): + """ + Accesor for synchronizer. + """ + return self._syncer + + def _create_syncer(self, url, creds=None): + """ + Creates a synchronizer + + :param url: The url of the target replica to sync with. + :type url: str + :param creds: optional dictionary giving credentials. + to authorize the operation with the server. + :type creds: dict + """ + if self._syncer is None: + self._syncer = Synchronizer( + self, + SoledadSyncTarget(url, + creds=creds, + crypto=self._crypto)) def _extra_schema_init(self, c): """ @@ -719,7 +742,7 @@ class SQLCipherDatabase(sqlite_backend.SQLitePartialExpandDatabase): definition = self._get_index_definition(index_name) if len(key_values) != len(definition): - raise errors.InvalidValueForIndex() + raise u1db_errors.InvalidValueForIndex() tables = ["document_fields d%d" % i for i in range(len(definition))] novalue_where = ["d.doc_id = d%d.doc_id" " AND d%d.field_name = ?" diff --git a/client/src/leap/soledad/client/target.py b/client/src/leap/soledad/client/target.py index 73f719fb..3b3d6870 100644 --- a/client/src/leap/soledad/client/target.py +++ b/client/src/leap/soledad/client/target.py @@ -63,6 +63,7 @@ logger = logging.getLogger(__name__) # Exceptions # + class DocumentNotEncrypted(Exception): """ Raised for failures in document encryption. |