Swap the Redis Cache client

allianceauth/project_template/project_name/settings/base.py

@@ -172,11 +172,8 @@ MESSAGE_TAGS = {
 
 CACHES = {
     "default": {
-        "BACKEND": "redis_cache.RedisCache",
+        "BACKEND": "django_redis.cache.RedisCache",
-        "LOCATION": "localhost:6379",
+        "LOCATION": "redis://127.0.0.1:6379/1" # change the 1 here to change the database used
-        "OPTIONS": {
-            "DB": 1,
-        }
     }
 }
 

allianceauth/project_template/project_name/settings/local.py

@@ -61,6 +61,13 @@ EMAIL_HOST_PASSWORD = ''
 EMAIL_USE_TLS = True
 DEFAULT_FROM_EMAIL = ''
 
+# Cache compression can help on bigger auths where ram starts to become an issue.
+# Uncomment the following 3 lines to enable.
+
+#CACHES["default"]["OPTIONS"] = {
+#    "COMPRESSOR": "django_redis.compressors.lzma.LzmaCompressor",
+#}
+
 #######################################
 # Add any custom settings below here. #
 #######################################

allianceauth/services/modules/discord/discord_client/client.py

@@ -8,7 +8,7 @@ from uuid import uuid1
 from redis import Redis
 import requests
 
-from django.core.cache import caches
+from django_redis import get_redis_connection
 
 from allianceauth import __title__ as AUTH_TITLE, __url__, __version__
 
@@ -103,8 +103,7 @@ class DiscordClient:
         self._access_token = str(access_token)
         self._is_rate_limited = bool(is_rate_limited)
         if not redis:
-            default_cache = caches['default']
+            self._redis = get_redis_connection("default")
-            self._redis = default_cache.get_master_client()
             if not isinstance(self._redis, Redis):
                 raise RuntimeError(
                     'This class requires a Redis client, but none was provided '

allianceauth/services/modules/discord/discord_client/tests/test_client.py

@@ -85,28 +85,24 @@ class TestBasicsAndHelpers(TestCase):
         client = DiscordClient(TEST_BOT_TOKEN, mock_redis, is_rate_limited=True)
         self.assertTrue(client.is_rate_limited)
 
-    @patch(MODULE_PATH + '.caches')
+    @patch(MODULE_PATH + '.get_redis_connection')
     def test_use_default_redis_if_none_provided(self, mock_caches):
         my_redis = MagicMock(spec=Redis)
-        mock_default_cache = MagicMock(**{'get_master_client.return_value': my_redis})
+        mock_caches.return_value = my_redis
-        my_dict = {'default': mock_default_cache}
-        mock_caches.__getitem__.side_effect = my_dict.__getitem__
 
         client = DiscordClient(TEST_BOT_TOKEN)
-        self.assertTrue(mock_default_cache.get_master_client.called)
+        self.assertTrue(mock_caches.called)
         self.assertEqual(client._redis, my_redis)
 
-    @patch(MODULE_PATH + '.caches')
+    @patch(MODULE_PATH + '.get_redis_connection')
     def test_raise_exception_if_default_cache_is_not_redis(self, mock_caches):
         my_redis = MagicMock()
-        mock_default_cache = MagicMock(**{'get_master_client.return_value': my_redis})
+        mock_caches.return_value = my_redis
-        my_dict = {'default': mock_default_cache}
-        mock_caches.__getitem__.side_effect = my_dict.__getitem__
 
         with self.assertRaises(RuntimeError):
             DiscordClient(TEST_BOT_TOKEN)
 
-        self.assertTrue(mock_default_cache.get_master_client.called)
+        self.assertTrue(mock_caches.called)
 
 
 @requests_mock.Mocker()

allianceauth/services/modules/discord/tests/test_integration.py

@@ -14,7 +14,7 @@ from requests.exceptions import HTTPError
 import requests_mock
 
 from django.contrib.auth.models import Group, User
-from django.core.cache import caches
+from django_redis import get_redis_connection
 from django.shortcuts import reverse
 from django.test import TransactionTestCase, TestCase
 from django.test.utils import override_settings
@@ -87,8 +87,7 @@ remove_guild_member_request = DiscordRequest(
 
 
 def clear_cache():
-    default_cache = caches['default']
+    redis = get_redis_connection('default')
-    redis = default_cache.get_master_client()
     redis.flushall()
     logger.info('Cache flushed')
 

setup.py

@@ -26,7 +26,7 @@ install_requires = [
     'django-bootstrap-form',
     'django-registration>=3.1',
     'django-sortedm2m',
-    'django-redis-cache>=3.0.0',
+    'django-redis>=5.2.0<6.0.0',
     'django-celery-beat>=2.0.0',
 
     'openfire-restapi',

tests/settings_all.py

@@ -33,11 +33,8 @@ ROOT_URLCONF = 'tests.urls'
 
 CACHES = {
     "default": {
-        "BACKEND": "redis_cache.RedisCache",
+        "BACKEND": "django_redis.cache.RedisCache",
-        "LOCATION": "localhost:6379",
+        "LOCATION": "redis://127.0.0.1:6379/1"
-        "OPTIONS": {
-            "DB": 1,
-        }
     }
 }
 

tests/settings_core.py

@@ -14,11 +14,8 @@ ROOT_URLCONF = 'tests.urls'
 
 CACHES = {
     "default": {
-        "BACKEND": "redis_cache.RedisCache",
+        "BACKEND": "django_redis.cache.RedisCache",
-        "LOCATION": "localhost:6379",
+        "LOCATION": "redis://127.0.0.1:6379/1"
-        "OPTIONS": {
-            "DB": 1,
-        }
     }
 }