nfsw: Add io.py

1 files changed, 18 insertions, 0 deletions

diff --git a/nfsw/redis.py b/nfsw/redis.py
new file mode 100644
index 0000000..cb5ea36
--- /dev/null
+++ b/nfsw/redis.py
@@ -0,0 +1,18 @@
+from redis import Redis
+
+from flask import current_app, g, session
+
+def redis():
+    if 'redis' in g:
+        return g.redis
+
+    g.redis = Redis()
+
+    return g.redis
+
+
+def key(prefix):
+    if 'user_id' in session:
+        return '{}:{}'.format(prefix, session['user_id'])
+    else:
+        return prefix