Move sessions to redis

app/config/config.yml

@@ -59,6 +59,10 @@ snc_redis:
             dsn: %redis_dsn%
             options:
                 profile: 2.8
+    session:
+        client: default
+        prefix: 'sess:'
+        ttl: 3600
 
 # Swiftmailer Configuration
 swiftmailer:

app/config/config_prod.yml

@@ -37,6 +37,8 @@ snc_redis:
 
 framework:
     session:
+    session:
+        handler_id: snc_redis.session.handler
         cookie_secure: %force_ssl%
     validation:
         cache: %validation_cache_backend%