From 3caa73872752095f4c4baf7eb793927227ef4ebe Mon Sep 17 00:00:00 2001
From: rangersly <2281598291@qq.com>
Date: Sun, 11 May 2025 12:46:23 +0800
Subject: [PATCH] ADD: backup.sh

---
 os/linux/config/backup.sh | 41 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100755 os/linux/config/backup.sh

diff --git a/os/linux/config/backup.sh b/os/linux/config/backup.sh
new file mode 100755
index 0000000..d6e003d
--- /dev/null
+++ b/os/linux/config/backup.sh
@@ -0,0 +1,41 @@
+# Copyright(c) 2024 ely. All rights reserved.
+#
+# Name: format.sh v1.0
+#
+# Program:
+#	Shell Script format
+#
+# History:
+#	2024/07/24		e0x1a			new commit
+#
+# AUTHOR:
+#		e0x1a "e0x1a@aliyun.com"
+#!/bin/bash
+PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
+export PATH
+
+SOURCE_DIR="$(dirname "$(realpath "$0")")"
+BACKUP_DIR="/mnt/backup/app"
+RETENTION=30                # 保留的备份数量
+
+# 创建备份目录（如果不存在）
+mkdir -p "$BACKUP_DIR"
+
+# 遍历源目录下的所有子目录
+for dir in "$SOURCE_DIR"/*/; do
+    dir_name=$(basename "${dir%/}")
+    # 跳过非目录文件（如 backup.sh）
+    if [ -d "$dir" ]; then
+        # 生成带日期的备份文件名
+        backup_file="$BACKUP_DIR/${dir_name}_$(date +%Y%m%d).tar.gz"
+        # 压缩并备份目录
+        tar -czf "$backup_file" -C "$SOURCE_DIR" "$dir_name"
+
+        # 清理旧备份
+        find "$BACKUP_DIR" -name "${dir_name}_*.tar.gz" -type f \
+          | sort -r \
+          | tail -n +$(($RETENTION + 1)) \
+          | xargs rm -f 2>/dev/null
+    fi
+done
+