Build Docker Image #7
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| # 工作流名称 | |
| name: Build Docker Image | |
| # push tag 时触发执行 | |
| on: | |
| workflow_dispatch: | |
| inputs: | |
| version: | |
| description: 'Version number' | |
| required: true | |
| default: 'latest' | |
| # 定义环境变量, 后面会使用 | |
| # 定义 APP_NAME 用于 docker build-args | |
| # 定义 DOCKERHUB_REPO 标记 docker hub repo 名称 | |
| env: | |
| APP_NAME: mtp | |
| DOCKERHUB_REPO: truewhile/mtp | |
| jobs: | |
| main: | |
| # 在 Ubuntu 上运行 | |
| runs-on: ubuntu-latest | |
| environment: main | |
| steps: | |
| # git checkout 代码 | |
| - name: Checkout | |
| uses: actions/checkout@v2 | |
| # 设置 QEMU, 后面 docker buildx 依赖此. | |
| - name: Set up QEMU | |
| uses: docker/setup-qemu-action@v1 | |
| # 设置 Docker buildx, 方便构建 Multi platform 镜像 | |
| - name: Set up Docker Buildx | |
| uses: docker/setup-buildx-action@v1 | |
| # 登录 docker hub | |
| - name: Login to DockerHub | |
| uses: docker/login-action@v1 | |
| with: | |
| # GitHub Repo => Settings => Secrets 增加 docker hub 登录密钥信息 | |
| # DOCKERHUB_USERNAME 是 docker hub 账号名. | |
| # DOCKERHUB_TOKEN: docker hub => Account Setting => Security 创建. | |
| username: ${{ secrets.DOCKERHUB_USERNAME }} | |
| password: ${{ secrets.DOCKERHUB_TOKEN }} | |
| # 通过 git 命令获取当前 tag 信息, 存入环境变量 APP_VERSION | |
| - name: Generate App Version | |
| run: echo APP_VERSION=`git describe --tags --always` >> $GITHUB_ENV | |
| # 构建 Docker 并推送到 Docker hub | |
| - name: Build and push | |
| id: docker_build | |
| uses: docker/build-push-action@v2 | |
| with: | |
| # 是否 docker push | |
| push: true | |
| # 生成多平台镜像, see https://github.com/docker-library/bashbrew/blob/v0.1.1/architecture/oci-platform.go | |
| platforms: | | |
| linux/amd64 | |
| linux/arm64 | |
| linux/arm/v7 | |
| # docker build arg, 注入 APP_NAME/APP_VERSION | |
| build-args: | | |
| APP_NAME=${{ env.APP_NAME }} | |
| APP_VERSION=${{ env.APP_VERSION }} | |
| # 生成两个 docker tag: ${APP_VERSION} 和 latest | |
| tags: | | |
| ${{ env.DOCKERHUB_REPO }}:latest | |
| ${{ env.DOCKERHUB_REPO }}:${{ env.APP_VERSION }} |