Enable memcached session backend for Docker deployments

Author: giohappy

.env.sample

@@ -127,6 +127,7 @@ DEFAULT_FROM_EMAIL='{email}' # eg Company <[email protected]>
 # Session/Access Control
 LOCKDOWN_GEONODE=False
 X_FRAME_OPTIONS="SAMEORIGIN"
+SESSION_ENGINE=django.contrib.sessions.backends.cached_db
 SESSION_EXPIRED_CONTROL_ENABLED=True
 DEFAULT_ANONYMOUS_VIEW_PERMISSION=True
 DEFAULT_ANONYMOUS_DOWNLOAD_PERMISSION=True

geonode/settings.py

@@ -335,11 +335,21 @@
     # 'django.contrib.staticfiles.finders.DefaultStorageFinder',
 )
 
+MEMCACHED_ENABLED = ast.literal_eval(os.getenv("MEMCACHED_ENABLED", "False"))
+MEMCACHED_BACKEND = os.getenv("MEMCACHED_BACKEND", "django.core.cache.backends.memcached.PyLibMCCache")
+MEMCACHED_LOCATION = os.getenv("MEMCACHED_LOCATION", "127.0.0.1:11211")
+MEMCACHED_LOCK_EXPIRE = int(os.getenv("MEMCACHED_LOCK_EXPIRE", 3600))
+MEMCACHED_LOCK_TIMEOUT = int(os.getenv("MEMCACHED_LOCK_TIMEOUT", 10))
+
 CACHES = {
     # DUMMY CACHE FOR DEVELOPMENT
     "default": {
         "BACKEND": "django.core.cache.backends.dummy.DummyCache",
     },
+    "memcached": {
+        "BACKEND": MEMCACHED_BACKEND,
+        "LOCATION": MEMCACHED_LOCATION
+    },
     # MEMCACHED EXAMPLE
     # 'default': {
     #     'BACKEND': 'django.core.cache.backends.memcached.PyMemcacheCache',
@@ -371,22 +381,16 @@
     },
 }
 
-# Whitenoise Settings - ref.: http://whitenoise.evans.io/en/stable/django.html
-WHITENOISE_MANIFEST_STRICT = ast.literal_eval(os.getenv("WHITENOISE_MANIFEST_STRICT", "False"))
-COMPRESS_STATIC_FILES = ast.literal_eval(os.getenv("COMPRESS_STATIC_FILES", "False"))
-
-MEMCACHED_ENABLED = ast.literal_eval(os.getenv("MEMCACHED_ENABLED", "False"))
-MEMCACHED_BACKEND = os.getenv("MEMCACHED_BACKEND", "django.core.cache.backends.memcached.PyLibMCCache")
-MEMCACHED_LOCATION = os.getenv("MEMCACHED_LOCATION", "127.0.0.1:11211")
-MEMCACHED_LOCK_EXPIRE = int(os.getenv("MEMCACHED_LOCK_EXPIRE", 3600))
-MEMCACHED_LOCK_TIMEOUT = int(os.getenv("MEMCACHED_LOCK_TIMEOUT", 10))
-
 if MEMCACHED_ENABLED:
     CACHES["default"] = {
         "BACKEND": MEMCACHED_BACKEND,
         "LOCATION": MEMCACHED_LOCATION,
     }
 
+# Whitenoise Settings - ref.: http://whitenoise.evans.io/en/stable/django.html
+WHITENOISE_MANIFEST_STRICT = ast.literal_eval(os.getenv("WHITENOISE_MANIFEST_STRICT", "False"))
+COMPRESS_STATIC_FILES = ast.literal_eval(os.getenv("COMPRESS_STATIC_FILES", "False"))
+
 # Define the STATICFILES_STORAGE accordingly
 if not DEBUG and CACHE_BUSTING_STATIC_ENABLED:
     STATICFILES_STORAGE = "whitenoise.storage.CompressedManifestStaticFilesStorage"
@@ -839,6 +843,12 @@
 
 MESSAGE_STORAGE = "django.contrib.messages.storage.cookie.CookieStorage"
 
+# Sessions
+SESSION_SERIALIZER = "django.contrib.sessions.serializers.PickleSerializer"
+SESSION_ENGINE = os.environ.get('SESSION_ENGINE', 'django.contrib.sessions.backends.db')
+if SESSION_ENGINE in ('django.contrib.sessions.backends.cached_db', 'django.contrib.sessions.backends.cached'):
+    SESSION_CACHE_ALIAS = 'memcached' # use memcached cache if a cached backend is requested
+
 # Security stuff
 SESSION_EXPIRED_CONTROL_ENABLED = ast.literal_eval(os.environ.get("SESSION_EXPIRED_CONTROL_ENABLED", "True"))
 
@@ -1228,8 +1238,6 @@
     "DETAIL": "never",
 }
 
-SESSION_SERIALIZER = "django.contrib.sessions.serializers.PickleSerializer"
-
 try:
     # try to parse python notation, default in dockerized env
     ALLOWED_HOSTS = ast.literal_eval(os.getenv("ALLOWED_HOSTS"))
@@ -1939,6 +1947,7 @@ def get_geonode_catalogue_service():
 )
 
 ACCOUNT_OPEN_SIGNUP = ast.literal_eval(os.environ.get("ACCOUNT_OPEN_SIGNUP", "True"))
+ACCOUNT_OPEN_SOCIALSIGNUP = ast.literal_eval(os.environ.get("ACCOUNT_OPEN_SOCIALSIGNUP", "True"))
 ACCOUNT_APPROVAL_REQUIRED = ast.literal_eval(os.getenv("ACCOUNT_APPROVAL_REQUIRED", "False"))
 ACCOUNT_ADAPTER = "geonode.people.adapters.LocalAccountAdapter"
 ACCOUNT_AUTHENTICATION_METHOD = os.environ.get("ACCOUNT_AUTHENTICATION_METHOD", "username_email")