自动备份网站 #22
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| name: 自动备份网站 | |
| concurrency: | |
| group: backup-wikit | |
| cancel-in-progress: false | |
| on: | |
| schedule: | |
| - cron: '30 4 */4 * *' | |
| workflow_dispatch: | |
| permissions: | |
| contents: write | |
| jobs: | |
| backup-wikit: | |
| runs-on: ubuntu-latest | |
| env: | |
| WIKIT_BIN: "./wikit" | |
| BACKUP_ROOT: "backups/wikit" | |
| WIKI_NAME: "deep-forest-club" | |
| WIKI_URL: "https://deep-forest-club.wikidot.com" | |
| MAX_BACKUPS: "8" | |
| BACKUP_TIME_THRESHOLD: "3" | |
| steps: | |
| - name: 检出仓库代码 | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 1 | |
| - name: 下载 Wikit CLI | |
| run: | | |
| set -euo pipefail | |
| URL="https://github.com/kakushi-w/wikit/releases/latest/download/wikit-linux-amd64" | |
| curl -fSL "$URL" -o wikit | |
| chmod +x wikit | |
| ./wikit version || true | |
| - name: 准备备份目录并运行 Wikit CLI | |
| run: | | |
| set -euo pipefail | |
| mkdir -p "$BACKUP_ROOT" | |
| TS=$(date +%Y%m%d_%H%M%S) | |
| THIS_DIR="$BACKUP_ROOT/$TS" | |
| PREV=$(ls -1d "$BACKUP_ROOT"/*/ 2>/dev/null | sort -r | head -1 || true) | |
| if [ -n "$PREV" ] && [ -d "$PREV" ]; then | |
| echo "→ Copying previous backup from $PREV" | |
| cp -r "$PREV" "$THIS_DIR" | |
| else | |
| echo "→ No previous backup found, creating fresh directory" | |
| mkdir -p "$THIS_DIR" | |
| fi | |
| echo "→ Running wikit backup into $THIS_DIR" | |
| # 记录开始时间 | |
| START_SEC=$(date +%s) | |
| "$WIKIT_BIN" backup "$WIKI_NAME" \ | |
| --base-dir "$THIS_DIR" \ | |
| --no-update-check | |
| # 计算耗时 | |
| END_SEC=$(date +%s) | |
| ELAPSED=$((END_SEC - START_SEC)) | |
| echo "→ Backup elapsed time: ${ELAPSED}s" | |
| echo "BACKUP_TS=$TS" >> $GITHUB_ENV | |
| echo "BACKUP_ELAPSED=$ELAPSED" >> $GITHUB_ENV | |
| - name: 判断是否需要提交 | |
| id: check_sitemap | |
| run: | | |
| set -euo pipefail | |
| cd "$BACKUP_ROOT" | |
| CURRENT=$(ls -1d */ 2>/dev/null | sort -r | head -1) | |
| PREV=$(ls -1d */ 2>/dev/null | sort -r | head -2 | tail -1 || true) | |
| echo "CURRENT=$CURRENT" | |
| echo "PREV=$PREV" | |
| CURRENT_SITEMAP="$CURRENT/$WIKI_NAME/meta/sitemap.json" | |
| PREV_SITEMAP="$PREV/$WIKI_NAME/meta/sitemap.json" | |
| ELAPSED="${{ env.BACKUP_ELAPSED }}" | |
| THRESHOLD="${BACKUP_TIME_THRESHOLD}" | |
| echo "→ Backup elapsed: ${ELAPSED}s (threshold: ${THRESHOLD}s)" | |
| # 如果备份耗时超过阈值，强制提交 | |
| if [ "$ELAPSED" -ge "$THRESHOLD" ]; then | |
| echo "→ Backup took >= ${THRESHOLD}s, force commit" | |
| echo "skip=false" >> $GITHUB_OUTPUT | |
| echo "reason=timeout" >> $GITHUB_OUTPUT | |
| exit 0 | |
| fi | |
| if [ -z "$PREV" ] || [ ! -f "$PREV_SITEMAP" ]; then | |
| echo "→ No previous sitemap found, must commit" | |
| echo "skip=false" >> $GITHUB_OUTPUT | |
| echo "reason=new" >> $GITHUB_OUTPUT | |
| exit 0 | |
| fi | |
| if diff -q "$CURRENT_SITEMAP" "$PREV_SITEMAP" > /dev/null; then | |
| echo "→ sitemap.json unchanged, skip commit" | |
| echo "skip=true" >> $GITHUB_OUTPUT | |
| echo "reason=unchanged" >> $GITHUB_OUTPUT | |
| else | |
| echo "→ sitemap.json changed" | |
| echo "skip=false" >> $GITHUB_OUTPUT | |
| echo "reason=changed" >> $GITHUB_OUTPUT | |
| fi | |
| - name: 清理旧备份 | |
| run: | | |
| set -euo pipefail | |
| cd "$BACKUP_ROOT" | |
| ls -1trd */ 2>/dev/null | head -n -"$MAX_BACKUPS" | while IFS= read -r old; do | |
| echo "→ Removing old backup: $old" | |
| rm -rf "$old" | |
| done | |
| echo "→ Current backups:" | |
| ls -1d */ 2>/dev/null || echo "(none)" | |
| - name: 更新 LATEST 软链接指向最新备份 | |
| run: | | |
| set -euo pipefail | |
| cd "$BACKUP_ROOT" | |
| NEWEST=$(ls -1d */ 2>/dev/null | sort -r | head -1) | |
| if [ -z "$NEWEST" ]; then | |
| echo "::error::No backup directory found!" | |
| exit 1 | |
| fi | |
| rm -f LATEST | |
| ln -s "$NEWEST" LATEST | |
| echo "→ LATEST -> $NEWEST" | |
| - name: 提交并推送备份结果 | |
| if: steps.check_sitemap.outputs.skip == 'false' | |
| uses: stefanzweifel/git-auto-commit-action@v5 | |
| with: | |
| commit_message: "自动备份网站 - ${{ env.BACKUP_TS }}（${{ steps.check_sitemap.outputs.reason }}）" | |
| file_pattern: "backups/wikit/" | |
| commit_user_name: "github-actions[bot]" | |
| commit_user_email: "41898282+github-actions[bot]@users.noreply.github.com" | |
| push_options: "--force-with-lease" | |
| - name: 跳过提交提示 | |
| if: steps.check_sitemap.outputs.skip == 'true' | |
| run: echo "[!] 未发生变化，已跳过提交。" |