django views.py
import redis
import jwt
from access import utils
import os
redis_url = os.environ['REDIS_URI']
R = redis.StrictRedis(redis_url)
def set(request):
R.set('foo', 'bar')
return JsonResponse({"code":200,"msg":"success"})
docker-compose
version: "3"
services:
rango:
container_name: rango
build: ./
command: python backend/manage.py runserver 0.0.0.0:8000
# command: npm start --prefix frontend/rango-frontend/
working_dir: /usr/src/rango
environment:
REDIS_URI: redis://redis_db:6379
ports:
- "8000:8000"
tty: true
links:
- elasticsearch
- node
- redis
#elastic search
elasticsearch:
image: docker.elastic.co/elasticsearch/elasticsearch:6.5.0
ports:
- "9200:9200"
#node
node:
image: node:10.13.0
#redis
redis:
image: redis
environment:
- ALLOW_EMPTY_PASSWORD=yes
ports:
- "6379:6379"
在这里,我正在从Django内部的Django连接redis。 它给了我例外,拒绝连接。 请在下面查看我的代码和共享的屏幕截图
答案 0 :(得分:1)
默认情况下,docker compose使可发现的容器的主机名与容器名称相同。因此,可以通过主机名redis
发现您的redis容器。但是,您的Django容器正在使用主机名redis_db
。
更新您的docker-compose.yml
并更改REDIS_URI
以引用正确的主机名:
REDIS_URI: redis://redis:6379