channels配置支持redis

backend/application/settings.py

@@ -170,19 +170,22 @@ CORS_ALLOW_CREDENTIALS = True  # 指明在跨域访问中，后端是否支持
 # ********************* channels配置 ******************* #
 # ================================================= #
 ASGI_APPLICATION = 'application.asgi.application'
-# CHANNEL_LAYERS = {
+if not locals().get('REDIS_HOST', ""):
-#     "default": {
+    CHANNEL_LAYERS = {
-#         "BACKEND": "channels.layers.InMemoryChannelLayer"
+        "default": {
-#     }
+            "BACKEND": "channels.layers.InMemoryChannelLayer"
-# }
+        }
-CHANNEL_LAYERS = {
+    }
-    'default': {
+else:
-        'BACKEND': 'channels_redis.core.RedisChannelLayer',
+    REDIS_URL = locals().get('REDIS_URL', "")
-        'CONFIG': {
+    CHANNEL_LAYERS = {
-            "hosts": [('127.0.0.1', 6379)], #需修改
+        'default': {
+            'BACKEND': 'channels_redis.core.RedisChannelLayer',
+            'CONFIG': {
+                "hosts": [(REDIS_URL)],  # 需修改
+            },
         },
-    },
+    }
-}
 
 
 # ================================================= #