upstream-sync.yml

name: Upstream Sync

# 当上游 rustfs/rustfs 发布新版本时，自动触发构建
on:
  # 定时检查上游版本（每小时一次）
  schedule:
    - cron: '0 * * * *'
  
  # 支持手动触发
  workflow_dispatch:
    inputs:
      force_build:
        description: '强制构建（即使版本未变化）'
        required: false
        type: boolean
        default: false

jobs:
  check-upstream:
    name: 检查上游版本
    runs-on: ubuntu-latest
    permissions:
      contents: write  # 需要写权限来创建 tag
    outputs:
      has_new_version: ${{ steps.compare.outputs.has_new_version }}
      upstream_version: ${{ steps.upstream.outputs.version }}
      should_build: ${{ steps.compare.outputs.should_build }}
    
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0
      
      - name: 获取上游最新版本
        id: upstream
        run: |
          set -o pipefail
          
          # version.rustfs.com/latest.json 是 RustFS 官方最新版本入口
          RAW_RESPONSE="$(curl -fsSL 'https://version.rustfs.com/latest.json')"
          UPSTREAM_VERSION="$(printf '%s' "$RAW_RESPONSE" | jq -r '.tag // .version // empty')"
          
          if [ -z "$UPSTREAM_VERSION" ] || [ "$UPSTREAM_VERSION" = "null" ]; then
            echo "❌ 无法从 latest.json 响应中提取上游版本"
            echo "$RAW_RESPONSE"
            exit 1
          fi
          
          echo "version=$UPSTREAM_VERSION" >> $GITHUB_OUTPUT
          echo "✅ 上游最新版本: $UPSTREAM_VERSION"
      
      - name: 获取当前仓库版本
        id: current
        run: |
          # 从最新的 git tag 获取当前版本
          CURRENT_VERSION=$(git describe --tags --abbrev=0 2>/dev/null || echo "v0.0.0")
          echo "version=$CURRENT_VERSION" >> $GITHUB_OUTPUT
          echo "📦 当前版本: $CURRENT_VERSION"
      
      - name: 比较版本
        id: compare
        run: |
          UPSTREAM="${{ steps.upstream.outputs.version }}"
          CURRENT="${{ steps.current.outputs.version }}"
          FORCE="${{ github.event.inputs.force_build }}"
          UPSTREAM_NORMALIZED="${UPSTREAM#v}"
          CURRENT_NORMALIZED="${CURRENT#v}"
          
          echo "上游版本: $UPSTREAM"
          echo "当前版本: $CURRENT"
          
          if [ "$FORCE" = "true" ]; then
            echo "🔨 强制构建模式"
            echo "has_new_version=true" >> $GITHUB_OUTPUT
            echo "should_build=true" >> $GITHUB_OUTPUT
          elif [ "$UPSTREAM_NORMALIZED" != "$CURRENT_NORMALIZED" ]; then
            echo "🆕 发现新版本: $UPSTREAM (当前: $CURRENT)"
            echo "has_new_version=true" >> $GITHUB_OUTPUT
            echo "should_build=true" >> $GITHUB_OUTPUT
          else
            echo "✅ 已是最新版本"
            echo "has_new_version=false" >> $GITHUB_OUTPUT
            echo "should_build=false" >> $GITHUB_OUTPUT
          fi
      
      - name: 创建新版本标签
        if: steps.compare.outputs.has_new_version == 'true'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          UPSTREAM_VERSION="${{ steps.upstream.outputs.version }}"
          
          # 配置 git
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          
          # 检查标签是否已存在
          if git rev-parse "$UPSTREAM_VERSION" >/dev/null 2>&1; then
            echo "⚠️  标签 $UPSTREAM_VERSION 已存在，跳过创建"
          else
            # 创建并推送标签
            git tag -a "$UPSTREAM_VERSION" -m "Sync with upstream rustfs/rustfs $UPSTREAM_VERSION"
            git push origin "$UPSTREAM_VERSION"
            echo "✅ 已创建并推送标签: $UPSTREAM_VERSION"
          fi

  trigger-build:
    name: 触发构建
    needs: check-upstream
    if: needs.check-upstream.outputs.should_build == 'true'
    runs-on: ubuntu-latest
    permissions:
      contents: write
      actions: write
    
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
      
      - name: 触发构建工作流
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          UPSTREAM_VERSION="${{ needs.check-upstream.outputs.upstream_version }}"
          
          echo "🚀 触发构建版本: $UPSTREAM_VERSION"
          
          # 直接对新建 tag 触发 build.yml，确保构建上下文与 release tag 一致
          gh workflow run build.yml \
            --ref "$UPSTREAM_VERSION"
          
          echo "✅ 构建工作流已触发"
      
      - name: 发送通知
        if: always()
        run: |
          UPSTREAM_VERSION="${{ needs.check-upstream.outputs.upstream_version }}"
          echo "📢 构建通知："
          echo "  - 上游版本: $UPSTREAM_VERSION"
          echo "  - 工作流状态: ${{ job.status }}"
          echo "  - 仓库: ${{ github.repository }}"
          echo "  - 运行ID: ${{ github.run_id }}"