当运行 docker-compose up 我得到 python: can't open file 'manage.py': \[Errno 2\] No such file or directory

新手上路,请多包涵

这是我的 Dockerfile:

 FROM python:3.6.1

# set working directory
RUN mkdir -p /usr/src/app
WORKDIR /usr/src/app

# add requirements (to leverage Docker cache)
ADD ./requirements.txt /usr/src/app/requirements.txt

# install requirements
RUN pip install -r requirements.txt

# add app
ADD . /usr/src/app

# run server
CMD python manage.py runserver -h 0.0.0.0

这是我的 docker-compose.yml:

 version: '2.1'

services:

  users-service:
    container_name: users-service
    build: .
    volumes:
      - .:/usr/src/app
    ports:
      - 5001:5000 # expose ports - HOST:CONTAINER

这是我的项目目录的结构(我从中运行我的 docker 命令):

 ├── docker-compose.yml
├── Dockerfile
├── env
│   ├── bin
│   ├── include
│   ├── lib
│   ├── lib64 -> lib
│   ├── pip-selfcheck.json
│   ├── pyvenv.cfg
│   └── share
├── manage.py
├── project
│   ├── config.py
│   ├── __init__.py
│   └── __pycache__
└── requirements.txt

首先,我运行 docker-compose build 并获得以下输出:

 Building users-service
Step 1/7 : FROM python:3.6.1
 ---> 74145628c331
Step 2/7 : RUN mkdir -p /usr/src/app
 ---> Using cache
 ---> 8b73b9540da2
Step 3/7 : WORKDIR /usr/src/app
 ---> Using cache
 ---> 28d3452f6021
Step 4/7 : ADD ./requirements.txt /usr/src/app/requirements.txt
 ---> Using cache
 ---> e92c334820c2
Step 5/7 : RUN pip install -r requirements.txt
 ---> Using cache
 ---> db7ea8211cd1
Step 6/7 : ADD . /usr/src/app
 ---> 472c303e4297
Removing intermediate container 7ee1b497cde4
Step 7/7 : CMD python manage.py runserver -h 0.0.0.0
 ---> Running in 31ae97876314
 ---> 42c79e68f692
Removing intermediate container 31ae97876314
Successfully built 42c79e68f692
Successfully tagged flaskmicroservicesusers_users-service:latest

然后我运行 docker-compose up 返回错误:

 Recreating users-service
Attaching to users-service
users-service    | python: can't open file 'manage.py': [Errno 2] No such file or directory
users-service exited with code 2

我在这里缺少什么?

原文由 Luka Lopusina 发布,翻译遵循 CC BY-SA 4.0 许可协议

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1 个回答

从 docker-compose.yml 中删除卷并重新构建。

 version: '2.1'
services:
users-service:
  container_name: users-service
  build: .
  ports:
    - 5001:5000 # expose ports - HOST:CONTAINER

ubuntu 上的 docker-compose 存在问题。它无法安装该卷。正如我所看到的,你想挂载 ./usr/src/app

更新代码后,您需要再次构建映像。

原文由 Fartash 发布,翻译遵循 CC BY-SA 4.0 许可协议

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