为什么会出现此错误，码头工人操作错误（Django项目）？
问题描述：
- 错误类型：django.db.utils.OperationalError
django.db.utils.OperationalError：无法翻译主机名 db解决：名称或服务未知
django.db.utils.OperationalError: could not translate host name "db" to address: Name or service not known
我在settings.py文件中所做的更改
changes i made in settings.py file
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.postgresql',
'NAME': 'postgres',
'USER': 'postgres',
'PASSWORD': 'postgres',
'HOST': 'db',
'PORT': 5432
}
}
我在dockor-compose.yml文件中所做的更改
changes i made in dockor-compose.yml file
version: '3.7'
services:
web:
build: .
command: python /code/manage.py runserver 0.0.0.0:8000
volumes:
- .:/code
ports:
- 8000:8000
depends_on:
- db
db:
image: postgres:11
答
我终于解决了！
搞清楚了只需要在docker-compose.yml文件中放置环境。按照以下方式
I solved it finally!
got sorted out just needed to place envioronments in docker-compose.yml file. In the following manner
version: '3.7'
services:
web:
build: .
command: python /code/manage.py runserver 0.0.0.0:8000
volumes:
- .:/code
ports:
- 8000:8000
depends_on:
- db
db:
image: postgres:11
environment:
- "POSTGRES_HOST_AUTH_METHOD=trust"