def _put_secrets_in_shared_db(self):
"""
Assert local keys are the same as shared db's ones.
Try to fetch keys from shared recovery database. If they already exist
in the remote db, assert that that data is the same as local data.
Otherwise, upload keys to shared recovery database.
"""
soledad_assert(
self._has_secret(),
'Tried to send keys to server but they don\'t exist in local '
'storage.')
# try to get secrets doc from server, otherwise create it
doc = self._get_secrets_from_shared_db()
if doc is None:
doc = document.SoledadDocument(
doc_id=self._shared_db_doc_id())
# fill doc with encrypted secrets
doc.content = self._export_recovery_document()
# upload secrets to server
user_data = self._get_user_data()
events.emit_async(events.SOLEDAD_UPLOADING_KEYS, user_data)
db = self._shared_db
if not db:
logger.warning('No shared db found')
return
db.put_doc(doc)
events.emit_async(events.SOLEDAD_DONE_UPLOADING_KEYS, user_data)
def _emit_receive_status(received_docs, total):
content = {'received': received_docs, 'total': total}
emit_async(SOLEDAD_SYNC_RECEIVE_STATUS, content)
if received_docs % 20 == 0:
msg = "%d/%d" % (received_docs, total)
logger.debug("Sync receive status: %s" % msg)
def _put_secrets_in_shared_db(self):
"""
Assert local keys are the same as shared db's ones.
Try to fetch keys from shared recovery database. If they already exist
in the remote db, assert that that data is the same as local data.
Otherwise, upload keys to shared recovery database.
"""
soledad_assert(
self._has_secret(),
'Tried to send keys to server but they don\'t exist in local '
'storage.')
# try to get secrets doc from server, otherwise create it
doc = self._get_secrets_from_shared_db()
if doc is None:
doc = document.SoledadDocument(doc_id=self._shared_db_doc_id())
# fill doc with encrypted secrets
doc.content = self._export_recovery_document()
# upload secrets to server
user_data = self._get_user_data()
events.emit_async(events.SOLEDAD_UPLOADING_KEYS, user_data)
db = self._shared_db
if not db:
logger.warning('No shared db found')
return
db.put_doc(doc)
events.emit_async(events.SOLEDAD_DONE_UPLOADING_KEYS, user_data)
def _emit_receive_status(user_data, received_docs, total):
content = {'received': received_docs, 'total': total}
emit_async(SOLEDAD_SYNC_RECEIVE_STATUS, user_data, content)
if received_docs % 20 == 0:
msg = "%d/%d" % (received_docs, total)
logger.debug("Sync receive status: %s" % msg)
def _get_secrets_from_shared_db(self):
"""
Retrieve the document with encrypted key material from the shared
database.
:return: a document with encrypted key material in its contents
:rtype: document.SoledadDocument
"""
events.emit_async(events.SOLEDAD_DOWNLOADING_KEYS, self._uuid)
db = self._shared_db
if not db:
logger.warning('No shared db found')
return
doc = db.get_doc(self._shared_db_doc_id())
events.emit_async(events.SOLEDAD_DONE_DOWNLOADING_KEYS, self._uuid)
return doc
def _decorated(self, *args, **kwargs):
# emit starting event
user_data = self._user_data
name = 'SOLEDAD_' + verb.upper() + '_KEYS'
event = getattr(events, name)
events.emit_async(event, user_data)
# run the method
result = method(self, *args, **kwargs)
# emit a finished event
name = 'SOLEDAD_DONE_' + verb.upper() + '_KEYS'
event = getattr(events, name)
events.emit_async(event, user_data)
return result
def _decorated(self, *args, **kwargs):
# emit starting event
user_data = self._user_data
name = 'SOLEDAD_' + verb.upper() + '_KEYS'
event = getattr(events, name)
events.emit_async(event, user_data)
# run the method
result = method(self, *args, **kwargs)
# emit a finished event
name = 'SOLEDAD_DONE_' + verb.upper() + '_KEYS'
event = getattr(events, name)
events.emit_async(event, user_data)
return result
def _get_secrets_from_shared_db(self):
"""
Retrieve the document with encrypted key material from the shared
database.
:return: a document with encrypted key material in its contents
:rtype: document.SoledadDocument
"""
user_data = self._get_user_data()
events.emit_async(events.SOLEDAD_DOWNLOADING_KEYS, user_data)
db = self._shared_db
if not db:
logger.warning('No shared db found')
return
doc = db.get_doc(self._shared_db_doc_id())
user_data = {'userid': self._userid, 'uuid': self._uuid}
events.emit_async(events.SOLEDAD_DONE_DOWNLOADING_KEYS, user_data)
return doc
def _gen_secret(self):
"""
Generate a secret for symmetric encryption and store in a local
encrypted file.
This method emits the following events.signals:
* SOLEDAD_CREATING_KEYS
* SOLEDAD_DONE_CREATING_KEYS
:return: The id of the generated secret.
:rtype: str
"""
events.emit_async(events.SOLEDAD_CREATING_KEYS, self._uuid)
# generate random secret
secret = os.urandom(self.GEN_SECRET_LENGTH)
secret_id = sha256(secret).hexdigest()
self._secrets[secret_id] = secret
self._store_secrets()
events.emit_async(events.SOLEDAD_DONE_CREATING_KEYS, self._uuid)
return secret_id
def _gen_secret(self):
"""
Generate a secret for symmetric encryption and store in a local
encrypted file.
This method emits the following events.signals:
* SOLEDAD_CREATING_KEYS
* SOLEDAD_DONE_CREATING_KEYS
:return: The id of the generated secret.
:rtype: str
"""
user_data = self._get_user_data()
events.emit_async(events.SOLEDAD_CREATING_KEYS, user_data)
# generate random secret
secret = os.urandom(self.GEN_SECRET_LENGTH)
secret_id = sha256(secret).hexdigest()
self._secrets[secret_id] = secret
self._store_secrets()
events.emit_async(events.SOLEDAD_DONE_CREATING_KEYS, user_data)
return secret_id
def _emit_done_data_sync(passthrough):
user_data = {'uuid': self.uuid, 'userid': self.userid}
soledad_events.emit_async(
soledad_events.SOLEDAD_DONE_DATA_SYNC, user_data)
return passthrough
def _emit_send_status(user_data, idx, total):
content = {'sent': idx, 'total': total}
emit_async(SOLEDAD_SYNC_SEND_STATUS, user_data, content)
msg = "%d/%d" % (idx, total)
logger.debug("Sync send status: %s" % msg)
def _emit_send_status(user_data, idx, total):
content = {'sent': idx, 'total': total}
emit_async(SOLEDAD_SYNC_SEND_STATUS, user_data, content)
msg = "%d/%d" % (idx, total)
logger.debug("Sync send status: %s" % msg)
def _emit_done_data_sync(passthrough):
user_data = {'uuid': self.uuid, 'userid': self.userid}
soledad_events.emit_async(
soledad_events.SOLEDAD_DONE_DATA_SYNC, user_data)
return passthrough
def _emit_done_data_sync(passthrough):
soledad_events.emit_async(
soledad_events.SOLEDAD_DONE_DATA_SYNC, self.uuid)
return passthrough
