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-rw-r--r--client/src/leap/soledad/client/sqlcipher.py43
-rw-r--r--client/src/leap/soledad/client/target.py1
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.