ouczbs/anki-sync-server
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Check for protocol version before proceeding

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This commit is contained in:
flan 2017-11-09 15:56:25 +01:00
parent de7b6ec22f
commit 7ace256e0a
1 changed files with 5 additions and 2 deletions
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7
ankisyncd/sync_app.py
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@ -36,7 +36,7 @@ from webob.exc import *
import anki.db import anki.db
import anki.sync import anki.sync
import anki.utils import anki.utils
from anki.consts import SYNC_ZIP_SIZE, SYNC_ZIP_COUNT from anki.consts import SYNC_VER, SYNC_ZIP_SIZE, SYNC_ZIP_COUNT
from ankisyncd.users import SimpleUserManager, SqliteUserManager from ankisyncd.users import SimpleUserManager, SqliteUserManager
@ -521,9 +521,12 @@ class SyncApp:
session.client_version = data['cv'] session.client_version = data['cv']
del data['cv'] del data['cv']
if old_client(session.client_version): if session.version < SYNC_VER or old_client(session.client_version):
return Response(status=501) # client needs upgrade return Response(status=501) # client needs upgrade
if session.version > SYNC_VER:
return Response(status=500, body="Your client is using unsupported sync protocol ({}, supported version: {})".format(session.version, SYNC_VER))
self.session_manager.save(hkey, session) self.session_manager.save(hkey, session)
session = self.session_manager.load(hkey, self.create_session) session = self.session_manager.load(hkey, self.create_session)