80 lines
2.6 KiB
Bash
80 lines
2.6 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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# ============================================
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# Joplin Server 备份脚本
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# 备份 PostgreSQL 数据库 + 配置文件
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# ============================================
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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cd "$SCRIPT_DIR"
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# 加载配置
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if [ -f .env ]; then
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sed -i 's/\r$//' .env
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set -a; source .env; set +a
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else
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echo "[ERROR] .env 文件不存在，请先运行 deploy.sh" >&2
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exit 1
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fi
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# ===== 配置 =====
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JOPLIN_DB_DIR="${JOPLIN_DB_DIR:-/data/joplin/db}"
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BACKUP_BASE="${BACKUP_DIR:-/var/backups/joplin}"
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TIMESTAMP=$(date +%Y%m%d_%H%M%S)
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BACKUP_DIR_FULL="${BACKUP_BASE}/${TIMESTAMP}"
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RETENTION_DAYS=30
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echo "========== Joplin Server 备份 =========="
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echo "时间: $(date '+%Y-%m-%d %H:%M:%S')"
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echo "数据库目录: $JOPLIN_DB_DIR"
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echo "备份目录: $BACKUP_DIR_FULL"
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echo ""
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mkdir -p "$BACKUP_DIR_FULL"
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# ===== 备份 PostgreSQL 数据库（使用 pg_dump）=====
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echo "[1/3] 备份 PostgreSQL 数据库..."
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if docker compose ps --quiet joplin-db 2>/dev/null | grep -q .; then
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docker compose exec -T joplin-db pg_dump \
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-U "${POSTGRES_USER:-joplin}" \
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-d "${POSTGRES_DATABASE:-joplin}" \
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--format=custom \
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> "$BACKUP_DIR_FULL/joplin-db.dump"
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echo " ✓ 数据库已备份（pg_dump）"
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else
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echo " ⚠ PostgreSQL 容器未运行，尝试直接备份数据目录..."
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if [ -d "$JOPLIN_DB_DIR" ]; then
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tar czf "$BACKUP_DIR_FULL/joplin-db-files.tar.gz" -C "$(dirname "$JOPLIN_DB_DIR")" "$(basename "$JOPLIN_DB_DIR")"
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echo " ✓ 数据库目录已备份"
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else
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echo " ⚠ 数据库目录不存在: $JOPLIN_DB_DIR"
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fi
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fi
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# ===== 备份 docker-compose 和配置 =====
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echo "[2/3] 备份部署配置..."
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tar czf "$BACKUP_DIR_FULL/joplin-config.tar.gz" \
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-C "$SCRIPT_DIR" \
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docker-compose.yml .env nginx/ 2>/dev/null || true
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echo " ✓ 配置已备份"
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# ===== 清理旧备份 =====
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echo "[3/3] 清理 ${RETENTION_DAYS} 天前的旧备份..."
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find "$BACKUP_BASE" -maxdepth 1 -type d -mtime +${RETENTION_DAYS} -exec rm -rf {} \; 2>/dev/null || true
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echo " ✓ 旧备份已清理"
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# ===== 汇总 =====
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echo ""
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echo "========== 备份完成 =========="
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TOTAL_SIZE=$(du -sh "$BACKUP_DIR_FULL" | cut -f1)
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echo "备份位置: $BACKUP_DIR_FULL"
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echo "备份大小: $TOTAL_SIZE"
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echo ""
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echo "备份内容:"
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ls -lh "$BACKUP_DIR_FULL/"
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echo ""
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echo "恢复方法（数据库）:"
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echo " docker compose exec -T joplin-db pg_restore -U ${POSTGRES_USER:-joplin} -d ${POSTGRES_DATABASE:-joplin} --clean < $BACKUP_DIR_FULL/joplin-db.dump"
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echo " cd $SCRIPT_DIR && docker compose restart"
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