Dmi*_*rii 10 launch visual-studio-code
配置 VS Code 以获得易于使用的环境。我想要一种简单的方法来在 Docker 中启动 Python 脚本并附加调试器。
我有什么好的工作:
我想得到什么?
一键启动并立即连接。
我需要使用 docker-compose 启动应用程序。我不想在 VS Code 中配置 docker-run 任务。
我的代码和想法:
Dockerfile:
FROM python:3.6-alpine
RUN mkdir -p /work/
WORKDIR /work/
COPY ./python/requirements.txt ./requirements.txt
RUN pip install --no-cache-dir -r requirements.txt
COPY ./python/src/ .
CMD python -m ptvsd --host 0.0.0.0 --port 5678 --wait run.py < tests/input.txt > tests/output.txt
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docker-compose.yaml
version: "3.7"
services:
py-service:
container_name: py-container
image: py-image
build:
context: ./
volumes:
- ./python/src/:/work
ports:
- 5678:5678
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launch.json 配置:
{ // simple attach to running container - works good
"name": "Python Attach",
"type": "python",
"request": "attach",
"pathMappings": [
{
"localRoot": "${workspaceFolder}/python/src/",
"remoteRoot": "/work/"
}
],
"port": 5678,
"host": "127.0.0.1"
},
{ // launch docker container and attach to debugger - NOT works
"name": "Run Py in Docker",
"type": "docker",
"request": "launch",
"platform": "python",
"preLaunchTask": "docker-compose-start",
"python": {
"pathMappings": [
{
"localRoot": "${workspaceFolder}/python/src/",
"remoteRoot": "/work/"
}
],
"projectType": "general",
"host": "127.0.0.1",
"port": 5678,
},
},
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tasks.json 运行 docker-compose 命令
{
"label": "docker-compose-start",
"type": "shell",
"command": "docker-compose up"
},
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问题是,在 Docker 中执行 Run Py可以正常启动我的容器,但无法附加调试器并在超时时失败。当容器仍在运行并等待附件时。这可以以某种方式解决吗?
更新
终于我能够启动和调试了!这是我的task.json:
{
"label": "docker-compose-start",
"type": "shell",
"command": "docker-compose up --build -d",
"isBackground": true,
"problemMatcher": [
{
"pattern": [{ "regexp": ".", "file": 1, "location": 2, "message": 3, }],
"background": {
"activeOnStart": true,
"beginsPattern": "^(Building py-service)$",
"endsPattern": "^(Creating|Recreating|Starting) (py-container) ... (done)$",
}
},
],
},
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启动.json:
{
"name": "run py",
"type": "python",
"request": "attach",
"preLaunchTask": "docker-compose-start",
"pathMappings": [
{
"localRoot": "${workspaceFolder}/python/src/",
"remoteRoot": "/work/"
}
],
"port": 5678,
"host": "127.0.0.1"
},
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毕竟,我在将所有 docker up|build 输出显示为问题时遇到了不便。VS Code 每次都会要求继续,但Enter会有所帮助。
docker-compose up
是前台启动(stdin 捕获、stdout 打印...并等待退出命令/信号)
对于您的情况,更合适的是后台启动(`docker compose up -d',请参阅d(detached) flag)。此命令启动容器并将控制权交给下一个命令(附加)。
更新:
如果后台运行没有帮助,请尝试在后台运行并使用 此解决方案。
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