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back.sh
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583
back.sh
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#!/bin/bash
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#
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# 一键配置：定时备份目录到 Google Drive
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# 运行方式：sudo bash setup-backup-gdrive.sh
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#
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set -euo pipefail
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# 颜色定义
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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BLUE='\033[0;34m'
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CYAN='\033[0;36m'
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BOLD='\033[1m'
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NC='\033[0m'
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# 默认配置
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DEFAULT_BACKUP_DIR="/var/backups/gdrive-backups"
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DEFAULT_RCLONE_REMOTE="gdrive"
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DEFAULT_REMOTE_DIR="Backups"
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DEFAULT_BACKUP_PREFIX="backup"
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DEFAULT_LOCAL_RETENTION=7
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DEFAULT_REMOTE_RETENTION=30
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SCRIPT_PATH="/usr/local/bin/backup-to-gdrive.sh"
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SERVICE_PATH="/etc/systemd/system/backup-to-gdrive.service"
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TIMER_PATH="/etc/systemd/system/backup-to-gdrive.timer"
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LOG_FILE="/var/log/backup-gdrive.log"
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# 存储多个备份目录
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declare -a SOURCE_DIRS=()
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# 打印函数
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print_header() {
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echo ""
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echo -e "${BLUE}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}"
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echo -e "${BLUE} $1${NC}"
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echo -e "${BLUE}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}"
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echo ""
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}
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print_success() { echo -e "${GREEN}✓${NC} $1"; }
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print_warning() { echo -e "${YELLOW}⚠${NC} $1"; }
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print_error() { echo -e "${RED}✗${NC} $1"; }
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print_info() { echo -e "${CYAN}→${NC} $1"; }
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print_input() { echo -e "${BOLD}$1${NC}"; }
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# 检查 root 权限
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check_root() {
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if [[ $EUID -ne 0 ]]; then
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print_error "请使用 root 权限运行此脚本"
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echo " sudo bash $0"
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exit 1
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fi
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}
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# 检查并安装 rclone
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install_rclone() {
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print_header "检查 rclone"
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if command -v rclone &>/dev/null; then
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print_success "rclone 已安装: $(rclone version | head -1)"
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else
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print_warning "rclone 未安装，正在安装..."
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curl -fsSL https://rclone.org/install.sh | bash
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print_success "rclone 安装完成"
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fi
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}
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# 交互式输入备份目录
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input_source_dirs() {
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print_header "配置备份目录"
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echo -e "${CYAN}请输入要备份的目录路径${NC}"
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echo -e " • 支持添加多个目录"
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echo -e " • 输入目录路径后按 Enter 确认"
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echo -e " • 输入完所有目录后，直接按 Enter（留空）结束"
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echo -e " • 支持使用 Tab 键自动补全路径"
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echo ""
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local count=1
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while true; do
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# 启用 readline 以支持 Tab 补全
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read -e -p "$(echo -e "${BOLD}目录 ${count}:${NC} ")" dir_input
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# 空输入表示结束
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if [[ -z "$dir_input" ]]; then
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if [[ ${#SOURCE_DIRS[@]} -eq 0 ]]; then
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print_error "至少需要输入一个目录！"
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continue
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fi
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break
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fi
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# 去除首尾空格
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dir_input=$(echo "$dir_input" | xargs)
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# 展开 ~ 为 home 目录
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if [[ "$dir_input" == "~"* ]]; then
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local user_home
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user_home=$(getent passwd "${USER:-root}" 2>/dev/null | cut -d: -f6) || user_home="/root"
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dir_input="${dir_input/#\~/$user_home}"
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fi
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# 去除末尾的 /
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dir_input="${dir_input%/}"
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# 验证目录存在
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if [[ ! -d "$dir_input" ]]; then
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print_error "目录不存在: $dir_input"
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echo -e " 请检查路径是否正确"
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continue
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fi
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# 检查是否重复
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local is_duplicate=false
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if [[ ${#SOURCE_DIRS[@]} -gt 0 ]]; then
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for existing_dir in "${SOURCE_DIRS[@]}"; do
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if [[ "$existing_dir" == "$dir_input" ]]; then
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is_duplicate=true
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break
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fi
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done
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fi
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if $is_duplicate; then
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print_warning "目录已添加，请勿重复"
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continue
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fi
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# 显示目录信息
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local dir_size=$(du -sh "$dir_input" 2>/dev/null | cut -f1 || echo "未知")
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SOURCE_DIRS+=("$dir_input")
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print_success "已添加: $dir_input (大小: $dir_size)"
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((count++))
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done
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# 显示汇总
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echo ""
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echo -e "${CYAN}已选择 ${#SOURCE_DIRS[@]} 个目录:${NC}"
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for i in "${!SOURCE_DIRS[@]}"; do
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echo -e " $((i+1)). ${SOURCE_DIRS[$i]}"
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done
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echo ""
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read -p "确认以上目录？[Y/n]: " confirm
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if [[ "$confirm" =~ ^[Nn]$ ]]; then
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SOURCE_DIRS=()
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input_source_dirs
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fi
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}
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# 配置其他参数
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get_config() {
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print_header "配置备份参数"
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# 本地备份目录
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print_input "本地备份存放目录"
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read -e -p " [${DEFAULT_BACKUP_DIR}]: " BACKUP_DIR
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BACKUP_DIR="${BACKUP_DIR:-$DEFAULT_BACKUP_DIR}"
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# rclone remote 名称
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echo ""
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print_input "rclone remote 名称"
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echo -e " (稍后会引导你配置 Google Drive 连接)"
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read -p " [${DEFAULT_RCLONE_REMOTE}]: " RCLONE_REMOTE
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RCLONE_REMOTE="${RCLONE_REMOTE:-$DEFAULT_RCLONE_REMOTE}"
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# 远程目录
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echo ""
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print_input "Google Drive 上的目标文件夹"
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read -p " [${DEFAULT_REMOTE_DIR}]: " REMOTE_DIR
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REMOTE_DIR="${REMOTE_DIR:-$DEFAULT_REMOTE_DIR}"
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# 备份前缀
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echo ""
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print_input "备份文件名前缀"
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echo -e " (生成的文件名格式: 前缀_日期时间.tar.gz)"
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read -p " [${DEFAULT_BACKUP_PREFIX}]: " BACKUP_PREFIX
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BACKUP_PREFIX="${BACKUP_PREFIX:-$DEFAULT_BACKUP_PREFIX}"
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# 保留天数
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echo ""
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print_input "本地备份保留天数"
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read -p " [${DEFAULT_LOCAL_RETENTION}]: " LOCAL_RETENTION
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LOCAL_RETENTION="${LOCAL_RETENTION:-$DEFAULT_LOCAL_RETENTION}"
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echo ""
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print_input "远程备份保留天数"
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read -p " [${DEFAULT_REMOTE_RETENTION}]: " REMOTE_RETENTION
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REMOTE_RETENTION="${REMOTE_RETENTION:-$DEFAULT_REMOTE_RETENTION}"
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# 执行时间
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echo ""
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print_input "定时执行时间"
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echo " 1) 每天凌晨 2:00（推荐）"
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echo " 2) 每天凌晨 4:00"
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echo " 3) 每天中午 12:00"
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echo " 4) 每12小时（0:00 和 12:00）"
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echo " 5) 每6小时"
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echo " 6) 每小时"
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echo " 7) 自定义时间"
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read -p " 选择 [1]: " schedule_choice
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case "${schedule_choice:-1}" in
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1) SCHEDULE="*-*-* 02:00:00" ;;
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2) SCHEDULE="*-*-* 04:00:00" ;;
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3) SCHEDULE="*-*-* 12:00:00" ;;
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4) SCHEDULE="*-*-* 00,12:00:00" ;;
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5) SCHEDULE="*-*-* 00,06,12,18:00:00" ;;
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6) SCHEDULE="hourly" ;;
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7)
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echo ""
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echo " OnCalendar 格式示例:"
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echo " 每天 3:30 → *-*-* 03:30:00"
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echo " 每周一 5:00 → Mon *-*-* 05:00:00"
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echo " 每月1号 4:00 → *-*-01 04:00:00"
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read -p " 输入: " SCHEDULE
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;;
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*) SCHEDULE="*-*-* 02:00:00" ;;
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esac
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}
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# 显示配置确认
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confirm_config() {
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print_header "配置确认"
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echo -e "${BOLD}备份目录:${NC}"
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for dir in "${SOURCE_DIRS[@]}"; do
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echo " • $dir"
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done
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echo ""
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echo -e "${BOLD}本地备份目录:${NC} $BACKUP_DIR"
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echo -e "${BOLD}rclone remote:${NC} $RCLONE_REMOTE"
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echo -e "${BOLD}远程目录:${NC} $REMOTE_DIR"
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echo -e "${BOLD}文件名前缀:${NC} $BACKUP_PREFIX"
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echo -e "${BOLD}本地保留:${NC} $LOCAL_RETENTION 天"
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echo -e "${BOLD}远程保留:${NC} $REMOTE_RETENTION 天"
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echo -e "${BOLD}执行计划:${NC} $SCHEDULE"
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echo ""
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read -p "确认以上配置？[Y/n]: " confirm
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if [[ "$confirm" =~ ^[Nn]$ ]]; then
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SOURCE_DIRS=()
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input_source_dirs
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get_config
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confirm_config
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fi
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}
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# 配置 rclone
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configure_rclone() {
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print_header "配置 rclone 连接 Google Drive"
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# 检查是否已有配置
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if rclone listremotes 2>/dev/null | grep -q "^${RCLONE_REMOTE}:$"; then
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print_success "已存在 remote: ${RCLONE_REMOTE}"
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# 测试连接
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print_info "测试连接..."
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if rclone lsd "${RCLONE_REMOTE}:" &>/dev/null; then
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print_success "Google Drive 连接正常"
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read -p "是否重新配置？[y/N]: " reconfigure
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[[ ! "$reconfigure" =~ ^[Yy]$ ]] && return 0
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else
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print_warning "连接测试失败，需要重新配置"
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fi
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fi
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echo ""
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print_info "即将打开 rclone 配置向导"
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echo ""
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echo " 请按以下步骤操作:"
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echo " ─────────────────────────────────────"
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echo " 1. 输入 ${BOLD}n${NC} 创建新 remote"
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echo " 2. 名称输入: ${BOLD}${RCLONE_REMOTE}${NC}"
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echo " 3. 选择 ${BOLD}Google Drive${NC} (输入对应数字)"
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echo " 4. client_id: 直接按 ${BOLD}Enter${NC}"
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echo " 5. client_secret: 直接按 ${BOLD}Enter${NC}"
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echo " 6. scope: 选择 ${BOLD}1${NC} (完全访问)"
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echo " 7. service_account_file: 直接按 ${BOLD}Enter${NC}"
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echo " 8. Edit advanced config: 输入 ${BOLD}n${NC}"
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echo " 9. Use web browser: 输入 ${BOLD}y${NC}"
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echo " 10. 在浏览器中登录 Google 账号并授权"
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echo " 11. Configure as Shared Drive: 输入 ${BOLD}n${NC}"
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echo " 12. 确认配置: 输入 ${BOLD}y${NC}"
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echo " 13. 退出配置: 输入 ${BOLD}q${NC}"
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echo " ─────────────────────────────────────"
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echo ""
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read -p "按 Enter 开始配置..."
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rclone config
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# 验证配置
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echo ""
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if rclone listremotes | grep -q "^${RCLONE_REMOTE}:$"; then
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print_success "rclone 配置成功"
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print_info "测试连接..."
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if rclone lsd "${RCLONE_REMOTE}:" &>/dev/null; then
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print_success "Google Drive 连接正常"
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else
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print_error "连接测试失败"
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read -p "是否重试配置？[Y/n]: " retry
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[[ ! "$retry" =~ ^[Nn]$ ]] && configure_rclone
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fi
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else
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print_error "未找到 remote: ${RCLONE_REMOTE}"
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read -p "是否重试配置？[Y/n]: " retry
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[[ ! "$retry" =~ ^[Nn]$ ]] && configure_rclone
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fi
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}
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# 创建备份脚本
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create_backup_script() {
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print_header "创建备份脚本"
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mkdir -p "$(dirname "$SCRIPT_PATH")"
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mkdir -p "$BACKUP_DIR"
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# 将目录数组转换为脚本中的格式
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local dirs_array=""
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for dir in "${SOURCE_DIRS[@]}"; do
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dirs_array+=" \"$dir\"\n"
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done
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cat > "$SCRIPT_PATH" << 'SCRIPT_EOF'
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#!/bin/bash
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set -euo pipefail
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# ==================== 配置 ====================
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SOURCE_DIRS=(
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__SOURCE_DIRS__
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)
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BACKUP_DIR="__BACKUP_DIR__"
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RCLONE_REMOTE="__RCLONE_REMOTE__"
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REMOTE_DIR="__REMOTE_DIR__"
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BACKUP_PREFIX="__BACKUP_PREFIX__"
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LOCAL_RETENTION_DAYS=__LOCAL_RETENTION__
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REMOTE_RETENTION_DAYS=__REMOTE_RETENTION__
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LOG_FILE="__LOG_FILE__"
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# ==============================================
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log() { echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" | tee -a "$LOG_FILE"; }
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error_exit() { log "错误: $1"; exit 1; }
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main() {
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log "========== 备份任务开始 =========="
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# 检查依赖
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command -v rclone >/dev/null 2>&1 || error_exit "rclone 未安装"
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command -v tar >/dev/null 2>&1 || error_exit "tar 未安装"
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# 创建目录
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mkdir -p "$BACKUP_DIR"
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touch "$LOG_FILE" 2>/dev/null || LOG_FILE="/tmp/backup-gdrive.log"
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local timestamp=$(date +%Y%m%d_%H%M%S)
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local backup_name="${BACKUP_PREFIX}_${timestamp}.tar.gz"
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local backup_path="${BACKUP_DIR}/${backup_name}"
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# 检查所有源目录
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local valid_dirs=()
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for dir in "${SOURCE_DIRS[@]}"; do
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if [[ -d "$dir" ]]; then
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valid_dirs+=("$dir")
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log "备份目录: $dir"
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else
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log "警告: 目录不存在，跳过: $dir"
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fi
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done
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[[ ${#valid_dirs[@]} -eq 0 ]] && error_exit "没有有效的备份目录"
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# 创建备份（多目录打包）
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log "创建备份: $backup_path"
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tar -czf "$backup_path" "${valid_dirs[@]}" 2>/dev/null \
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|| error_exit "创建备份失败"
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local size=$(du -h "$backup_path" | cut -f1)
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log "备份完成，大小: ${size}"
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# 上传
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log "上传到 ${RCLONE_REMOTE}:${REMOTE_DIR}/"
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rclone copy "$backup_path" "${RCLONE_REMOTE}:${REMOTE_DIR}/" \
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--progress --log-file="$LOG_FILE" --log-level INFO \
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|| error_exit "上传失败"
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log "上传完成"
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# 清理本地
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log "清理 ${LOCAL_RETENTION_DAYS} 天前的本地备份..."
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find "$BACKUP_DIR" -name "${BACKUP_PREFIX}_*.tar.gz" -type f -mtime +${LOCAL_RETENTION_DAYS} -delete 2>/dev/null || true
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# 清理远程
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log "清理 ${REMOTE_RETENTION_DAYS} 天前的远程备份..."
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rclone delete "${RCLONE_REMOTE}:${REMOTE_DIR}/" \
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--min-age "${REMOTE_RETENTION_DAYS}d" \
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--include "${BACKUP_PREFIX}_*.tar.gz" 2>/dev/null || true
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log "========== 备份任务完成 =========="
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}
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||||
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||||
main "$@"
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SCRIPT_EOF
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# 替换配置值
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sed -i "s|__SOURCE_DIRS__|${dirs_array}|g" "$SCRIPT_PATH"
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sed -i "s|__BACKUP_DIR__|$BACKUP_DIR|g" "$SCRIPT_PATH"
|
||||
sed -i "s|__RCLONE_REMOTE__|$RCLONE_REMOTE|g" "$SCRIPT_PATH"
|
||||
sed -i "s|__REMOTE_DIR__|$REMOTE_DIR|g" "$SCRIPT_PATH"
|
||||
sed -i "s|__BACKUP_PREFIX__|$BACKUP_PREFIX|g" "$SCRIPT_PATH"
|
||||
sed -i "s|__LOCAL_RETENTION__|$LOCAL_RETENTION|g" "$SCRIPT_PATH"
|
||||
sed -i "s|__REMOTE_RETENTION__|$REMOTE_RETENTION|g" "$SCRIPT_PATH"
|
||||
sed -i "s|__LOG_FILE__|$LOG_FILE|g" "$SCRIPT_PATH"
|
||||
|
||||
chmod +x "$SCRIPT_PATH"
|
||||
print_success "备份脚本已创建: $SCRIPT_PATH"
|
||||
}
|
||||
|
||||
# 创建 systemd 服务
|
||||
create_systemd_service() {
|
||||
print_header "创建 systemd 服务"
|
||||
|
||||
# Service 文件
|
||||
cat > "$SERVICE_PATH" << EOF
|
||||
[Unit]
|
||||
Description=备份目录到 Google Drive
|
||||
After=network-online.target
|
||||
Wants=network-online.target
|
||||
|
||||
[Service]
|
||||
Type=oneshot
|
||||
ExecStart=$SCRIPT_PATH
|
||||
User=root
|
||||
TimeoutStartSec=3600
|
||||
StandardOutput=journal
|
||||
StandardError=journal
|
||||
|
||||
[Install]
|
||||
WantedBy=multi-user.target
|
||||
EOF
|
||||
print_success "Service 文件: $SERVICE_PATH"
|
||||
|
||||
# Timer 文件
|
||||
cat > "$TIMER_PATH" << EOF
|
||||
[Unit]
|
||||
Description=定时备份到 Google Drive
|
||||
|
||||
[Timer]
|
||||
OnCalendar=$SCHEDULE
|
||||
Persistent=true
|
||||
RandomizedDelaySec=300
|
||||
|
||||
[Install]
|
||||
WantedBy=timers.target
|
||||
EOF
|
||||
print_success "Timer 文件: $TIMER_PATH"
|
||||
|
||||
# 重载并启用
|
||||
systemctl daemon-reload
|
||||
systemctl enable backup-to-gdrive.timer
|
||||
systemctl start backup-to-gdrive.timer
|
||||
|
||||
print_success "定时任务已启用"
|
||||
}
|
||||
|
||||
# 显示完成信息
|
||||
show_completion() {
|
||||
print_header "🎉 安装完成！"
|
||||
|
||||
echo -e "${BOLD}常用命令:${NC}"
|
||||
echo ""
|
||||
echo " # 查看定时器状态"
|
||||
echo -e " ${CYAN}systemctl status backup-to-gdrive.timer${NC}"
|
||||
echo ""
|
||||
echo " # 查看下次执行时间"
|
||||
echo -e " ${CYAN}systemctl list-timers backup-to-gdrive.timer${NC}"
|
||||
echo ""
|
||||
echo " # 手动立即执行备份"
|
||||
echo -e " ${CYAN}systemctl start backup-to-gdrive.service${NC}"
|
||||
echo ""
|
||||
echo " # 查看备份日志"
|
||||
echo -e " ${CYAN}tail -f $LOG_FILE${NC}"
|
||||
echo -e " ${CYAN}journalctl -u backup-to-gdrive.service -f${NC}"
|
||||
echo ""
|
||||
echo " # 停止定时任务"
|
||||
echo -e " ${CYAN}systemctl stop backup-to-gdrive.timer${NC}"
|
||||
echo ""
|
||||
echo " # 编辑备份配置"
|
||||
echo -e " ${CYAN}nano $SCRIPT_PATH${NC}"
|
||||
echo ""
|
||||
|
||||
echo -e "${BOLD}定时器状态:${NC}"
|
||||
systemctl list-timers backup-to-gdrive.timer --no-pager 2>/dev/null || true
|
||||
|
||||
echo ""
|
||||
read -p "是否立即执行一次备份测试？[y/N]: " run_now
|
||||
if [[ "$run_now" =~ ^[Yy]$ ]]; then
|
||||
echo ""
|
||||
print_info "开始执行备份..."
|
||||
systemctl start backup-to-gdrive.service
|
||||
echo ""
|
||||
print_success "备份测试完成！查看日志: tail $LOG_FILE"
|
||||
fi
|
||||
}
|
||||
|
||||
# 卸载函数
|
||||
uninstall() {
|
||||
print_header "卸载备份服务"
|
||||
|
||||
read -p "确认卸载？[y/N]: " confirm
|
||||
[[ ! "$confirm" =~ ^[Yy]$ ]] && exit 0
|
||||
|
||||
systemctl stop backup-to-gdrive.timer 2>/dev/null || true
|
||||
systemctl disable backup-to-gdrive.timer 2>/dev/null || true
|
||||
rm -f "$SCRIPT_PATH" "$SERVICE_PATH" "$TIMER_PATH"
|
||||
systemctl daemon-reload
|
||||
|
||||
print_success "卸载完成"
|
||||
echo ""
|
||||
echo "以下文件未删除（如需清理请手动删除）:"
|
||||
echo " • 本地备份: /var/backups/gdrive-backups/"
|
||||
echo " • 日志文件: $LOG_FILE"
|
||||
echo " • rclone 配置: ~/.config/rclone/rclone.conf"
|
||||
}
|
||||
|
||||
# 显示帮助
|
||||
show_help() {
|
||||
echo "用法: sudo bash $0 [选项]"
|
||||
echo ""
|
||||
echo "选项:"
|
||||
echo " (无参数) 交互式安装配置"
|
||||
echo " uninstall 卸载备份服务"
|
||||
echo " status 查看服务状态"
|
||||
echo " run 立即执行一次备份"
|
||||
echo " log 查看备份日志"
|
||||
echo " help 显示此帮助"
|
||||
}
|
||||
|
||||
# 主函数
|
||||
main() {
|
||||
case "${1:-}" in
|
||||
uninstall|--uninstall)
|
||||
check_root
|
||||
uninstall
|
||||
;;
|
||||
status|--status)
|
||||
systemctl status backup-to-gdrive.timer
|
||||
echo ""
|
||||
systemctl list-timers backup-to-gdrive.timer
|
||||
;;
|
||||
run|--run)
|
||||
check_root
|
||||
systemctl start backup-to-gdrive.service
|
||||
journalctl -u backup-to-gdrive.service -n 50 --no-pager
|
||||
;;
|
||||
log|--log)
|
||||
tail -f "$LOG_FILE"
|
||||
;;
|
||||
help|--help|-h)
|
||||
show_help
|
||||
;;
|
||||
*)
|
||||
echo ""
|
||||
echo -e "${BOLD}╔════════════════════════════════════════════════╗${NC}"
|
||||
echo -e "${BOLD}║ 📦 定时备份到 Google Drive 一键配置脚本 ║${NC}"
|
||||
echo -e "${BOLD}╚════════════════════════════════════════════════╝${NC}"
|
||||
|
||||
check_root
|
||||
install_rclone
|
||||
input_source_dirs
|
||||
get_config
|
||||
confirm_config
|
||||
configure_rclone
|
||||
create_backup_script
|
||||
create_systemd_service
|
||||
show_completion
|
||||
;;
|
||||
esac
|
||||
}
|
||||
|
||||
main "$@"
|
||||
Loading…
x
Reference in New Issue
Block a user