61 lines
1.6 KiB
YAML
61 lines
1.6 KiB
YAML
name: Deploy
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on:
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push:
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branches: [main]
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workflow_dispatch:
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# 同一分支只保留最新一次部署，避免并发发布互相覆盖容器
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concurrency:
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group: deploy-main
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cancel-in-progress: true
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env:
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IMAGE: demo
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CONTAINER: demo
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HOST_PORT: "9121"
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jobs:
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deploy:
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runs-on: ubuntu-latest
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steps:
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- name: 检出代码
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uses: actions/checkout@v4
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- name: 构建镜像
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run: |
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docker build \
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--label "org.opencontainers.image.revision=${{ github.sha }}" \
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-t "$IMAGE:latest" \
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-t "$IMAGE:${{ github.sha }}" \
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.
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- name: 滚动重启容器
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run: |
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docker rm -f "$CONTAINER" 2>/dev/null || true
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docker run -d \
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--name "$CONTAINER" \
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--restart unless-stopped \
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-p "127.0.0.1:${HOST_PORT}:80" \
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"$IMAGE:latest"
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- name: 健康检查
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run: |
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# 作业跑在独立的 job 容器里，127.0.0.1 不是宿主机，
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# 因此进应用容器内部自检（nginx:alpine 自带 busybox wget）
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for i in $(seq 1 15); do
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if docker exec "$CONTAINER" wget -q -O /dev/null http://127.0.0.1/; then
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echo "容器已就绪（第 ${i} 次探测）"
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exit 0
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fi
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sleep 2
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done
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echo "健康检查失败"
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docker logs --tail 50 "$CONTAINER" || true
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exit 1
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- name: 清理旧镜像
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run: |
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# 保留 latest 与当前提交的镜像，其余同仓库的悬空/历史镜像清掉
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docker image prune -f || true
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