From a3860b8ecfd0a96e9906f7caf683c7cd78ec6a19 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Laura=20Kl=C3=BCnder?= <laura@codingcatgirl.de>
Date: Wed, 14 Sep 2016 09:52:17 +0200
Subject: [PATCH] add memcached support

---
 src/c3nav/settings.py          | 11 +++++++++++
 src/requirements/memcached.txt |  1 +
 2 files changed, 12 insertions(+)
 create mode 100644 src/requirements/memcached.txt

diff --git a/src/c3nav/settings.py b/src/c3nav/settings.py
index 9d6593c4..39f5db0f 100644
--- a/src/c3nav/settings.py
+++ b/src/c3nav/settings.py
@@ -88,6 +88,17 @@ CACHES = {
         'LOCATION': 'unique-snowflake',
     }
 }
+REAL_CACHE_USED = False
+SESSION_ENGINE = "django.contrib.sessions.backends.db"
+
+HAS_MEMCACHED = config.has_option('memcached', 'location')
+if HAS_MEMCACHED:
+    REAL_CACHE_USED = True
+    CACHES['default'] = {
+        'BACKEND': 'django.core.cache.backends.memcached.PyLibMCCache',
+        'LOCATION': config.get('memcached', 'location'),
+    }
+    SESSION_ENGINE = "django.contrib.sessions.backends.cached_db"
 
 SESSION_COOKIE_DOMAIN = config.get('c3nav', 'cookie_domain', fallback=None)
 SESSION_COOKIE_SECURE = config.getboolean('c3nav', 'session_cookie_secure', fallback=False)
diff --git a/src/requirements/memcached.txt b/src/requirements/memcached.txt
new file mode 100644
index 00000000..a19a29cf
--- /dev/null
+++ b/src/requirements/memcached.txt
@@ -0,0 +1 @@
+pylibmc