Django正在尝试部署一个web站点的后端。我设置了两个Docker容器,其中包含一个Django实例和一个MySQL实例。我还设置了容器之间的网络,以便创建通信。问题是,当我使用MySQL_ROOT_PASSWORD Django参数启动MySQL容器时,会出现以下错误:
return Database.connect(**conn_params)
app | File "/usr/local/lib/python3.7/site-packages/pymysql/__init__.py", line 94, in Connect
app | return Connection(*args, **kwargs)
app | File "/usr/local/lib/python3.7/site-packages/pymysql/connections.py", line 325, in __init__
app | self.connect()
app | File "/usr/local/lib/python3.7/site-packages/pymysql/connections.py", line 599, in connect
app | self._request_authentication()
app | File "/usr/local/lib/python3.7/site-packages/pymysql/connections.py", line 882, in _request_authentication
app | auth_packet = _auth.caching_sha2_password_auth(self, auth_packet)
app | File "/usr/local/lib/python3.7/site-packages/pymysql/_auth.py", line 264, in caching_sha2_password_auth
app | data = sha2_rsa_encrypt(conn.password, conn.salt, conn.server_public_key)
app | File "/usr/local/lib/python3.7/site-packages/pymysql/_auth.py", line 142, in sha2_rsa_encrypt
app | raise RuntimeError("cryptography is required for sha256_password or caching_sha2_password")
app | RuntimeError: cryptography is required for sha256_password or caching_sha2_password
我已经检查了3306端口是否在我的电脑上可用,是的。 另一方面,如果我用MySQL启动MySQL容器,则ALLOW_EMPTY_PASSWORD,并在设置.py,它起作用了。在
这是我的设置.py在
^{pr2}$相反,这是我的码头工人-合成.yml文件
version: "3"
services:
app:
build:
context: .
container_name: app
ports:
- "8000:8000"
networks:
- backend_split
depends_on:
- db
restart: always
volumes:
- ./app:/app
command:
sh -c "python manage.py runserver 0.0.0.0:8000"
db:
image: mysql
container_name: db
expose:
- "3306"
networks:
- backend_split
environment:
- MYSQL_ROOT_PASSWORD=rootpwd
- MYSQL_DATABASE=databasename
- MYSQL_USER=username
- MYSQL_PASSWORD=userpwd
networks:
backend_split:
我已经被这个错误困扰了好几天了。在
提前谢谢你。在
我自己解决了这个问题。我已经打开了各种各样的stackOverflow主题,但是什么都没有。我搜索了“pip-install-cryptography”,其中的技巧就在这里。 因此,在模拟Alpine环境的Docker中,解决方案是在Dockerfile中添加以下代码行:
还有。。。它跑了。在
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