Always use the latest pickle protocol when freezing sessions.

[wrw.git] / wrw / session.py

diff --git a/wrw/session.py b/wrw/session.py
index 2abe650..c45090a 100644 (file)
--- a/wrw/session.py
+++ b/wrw/session.py
@@ -129,14 +129,15 @@ class db(object):
                 sess.atime = now
             except KeyError:
                 sess = session()
-                self.live[sess.id] = sess
                 new = True
 
         def ckfreeze(req):
             if sess.dirty():
+                if new:
+                    cookie.add(req, self.cookiename, sess.id, self.path)
+                    with self.lock:
+                        self.live[sess.id] = sess
                 try:
-                    if new:
-                        cookie.add(req, self.cookiename, sess.id, self.path)
                     self.freeze(sess)
                 except:
                     pass
@@ -165,7 +166,7 @@ class backeddb(db):
             raise KeyError()
 
     def freeze(self, sess):
-        self.backdb[sess.id] = pickle.dumps(sess)
+        self.backdb[sess.id] = pickle.dumps(sess, -1)
         sess.frozen()
 
 class dirback(object):