有两个任务:运行应用程序容器,运行几乎相同的部署应用程序容器。例如,部署容器的差异没有端口共享。
所以,我为此任务进行了配置...
./dockerfiles/base.yml
:
app:
net: docker_internal_net
environment:
APPLICATION_SERVER: "docker"
./dockerfiles/base.run.yml
:
app:
container_name: project-app
# set the build context to the project root
build: ..
volumes:
- /var/log/project/nginx:/var/log/nginx
- /var/log/project/php-fpm:/var/log/php5-fpm
- ..:/var/www/project
./dockerfiles/dev/run.yml
:
app:
dockerfile: ./dockerfiles/dev/run-app/Dockerfile
ports:
- "80:80"
- "22:22"
environment:
DEV_SSH_PUBKEY: "$SSH_PUBLIC_KEY"
APPLICATION_PLATFORM: "dev"
./dockerfiles/dev/build.yml
:
app:
container_name: project-app-deploy
# set the build context to the project root
build: ../..
dockerfile: ./dockerfiles/dev/build-app/Dockerfile
environment:
APPLICATION_PLATFORM: "dev"
volumes:
- ../..:/var/www/project
所以我可以像这样调整应用程序容器:
$ docker-compose -f ./dockerfiles/base.yml -f ./dockerfiles/base.run.yml -f ./dockerfiles/dev/run.yml up -d app
Creating project-app
$ docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
dae45f3f2c42 dockerfiles_app "/sbin/my_init" 2 seconds ago Up 1 seconds 0.0.0.0:2223->22/tcp, 0.0.0.0:8081->80/tcp project-app
一切都好。但是,如果我尝试运行部署应用程序容器,我将收到以下消息:
$ docker-compose -f ./dockerfiles/base.yml -f ./dockerfiles/dev/build.yml up -d app
Recreating project-app
WARNING: Service "app" is using volume "/var/www/project" from the previous container. Host mapping ".." has no effect. Remove the existing containers (with `docker-compose rm app`) to use the host volume mapping.
$ docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
53059702c09b dockerfiles_app "/sbin/my_init" 6 seconds ago Up 4 seconds 22/tcp, 80/tcp project-app-deploy
这是因为它们都是共享一个本地目录?但是为什么我可以在没有docker-compose
的情况下手动运行部署应用程序容器?
$ docker run -d --net docker_internal_net -e APPLICATION_SERVER=docker -e APPLICATION_PLATFORM=dev --name project-app-deploy -v ..:/var/www/project mybaseimage
86439874b8df561f529fde0d1e31824d70dc7e2a2377cd529331a2d7fcb00467
$ docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
86439874b8df mybaseimage "/sbin/my_init" 4 seconds ago Up 3 seconds 22/tcp, 80/tcp project-app-deploy
40641f02a09b dockerfiles_app "/sbin/my_init" 2 minutes ago Up 2 minutes 0.0.0.0:2223->22/tcp, 0.0.0.0:8081->80/tcp project-app
我已经以这种方式解决了扩展命令的问题:
1) 对我的./dockerfiles/dev/build.yml
文件进行更改:
deploy-app:
extends:
file: ../base.yml
service: app
container_name: project-app-deploy
# set the build context to the project root
build: ../..
dockerfile: ./dockerfiles/dev/build-app/Dockerfile
environment:
APPLICATION_PLATFORM: "dev"
volumes:
- ../..:/var/www/project
2) 运行我的部署应用容器,以便:
$ docker-compose -f ./dockerfiles/dev/build.yml up -d deploy-app
Building deploy-app
...
Successfully built 74750fe274c6
Creating lovetime-app-deploy
$ docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
9bb2af79ffaa dev_deploy-app "/sbin/my_init" 5 seconds ago Up 4 seconds 22/tcp, 80/tcp project-app-deploy
812b8824f1f0 dockerfiles_app "/sbin/my_init" 3 minutes ago Up 3 minutes 0.0.0.0:2223->22/tcp, 0.0.0.0:8081->80/tcp project-app
$ docker inspect -f '{{ .Mounts }}' project-app-deploy
[{ ...... /var/www/project rw true}]
更新:
根据文档,较新的撰写版本不支持此命令:
extend 关键字在早期的撰写文件格式中受支持,直到 Compose 文件版本 2.1(请参阅 v1 中的扩展和 v2 中的扩展),但在 Compose 版本 3.x 中不受支持。