v2.2: 重构代码，优化恢复模式选择
This commit is contained in:
mango
683
vps-snapshot.sh
683
vps-snapshot.sh
@@ -1,7 +1,7 @@
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#!/bin/bash
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#===============================================================================
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# VPS 快照备份脚本 v2.1
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# VPS 快照备份脚本 v2.2
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# 支持: Ubuntu, Debian, CentOS, Alpine
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# 功能: 创建/恢复快照 + rsync 远程同步 + Telegram 通知 + 自动清理
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#===============================================================================
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@@ -22,16 +22,15 @@ SSH_KEY_PATH="/root/.ssh/vps_snapshot_key"
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print_banner() {
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echo -e "${BLUE}"
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echo "╔═══════════════════════════════════════════════════════════╗"
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echo "║ VPS 快照备份脚本 v2.1 ║"
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echo "║ VPS 快照备份脚本 v2.2 ║"
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echo "║ 支持 Ubuntu/Debian/CentOS/Alpine ║"
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echo "║ 支持密码/SSH密钥认证 ║"
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echo "╚═══════════════════════════════════════════════════════════╝"
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echo -e "${NC}"
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}
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log() { echo -e "${GREEN}[$(date '+%Y-%m-%d %H:%M:%S')] $1${NC}" >&2; echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" >> "$LOG_FILE"; }
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error() { echo -e "${RED}[$(date '+%Y-%m-%d %H:%M:%S')] ERROR: $1${NC}" >&2; echo "[$(date '+%Y-%m-%d %H:%M:%S')] ERROR: $1" >> "$LOG_FILE"; }
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warn() { echo -e "${YELLOW}[$(date '+%Y-%m-%d %H:%M:%S')] WARN: $1${NC}" >&2; }
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error() { echo -e "${RED}[ERROR] $1${NC}" >&2; echo "[$(date '+%Y-%m-%d %H:%M:%S')] ERROR: $1" >> "$LOG_FILE"; }
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warn() { echo -e "${YELLOW}[WARN] $1${NC}" >&2; }
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detect_os() {
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if [ -f /etc/os-release ]; then . /etc/os-release; echo "$ID"
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@@ -52,9 +51,9 @@ install_dependencies() {
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log "依赖安装完成"
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}
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#-------------------------------------------------------------------------------
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# SSH 密钥管理
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#-------------------------------------------------------------------------------
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#===============================================================================
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# SSH 连接
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#===============================================================================
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generate_ssh_key() {
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log "生成 SSH 密钥对..."
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@@ -69,7 +68,7 @@ generate_ssh_key() {
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}
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copy_ssh_key_to_remote() {
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log "复制公钥到远程服务器 ${REMOTE_USER}@${REMOTE_IP}..."
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log "复制公钥到远程服务器..."
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sshpass -p "$1" ssh-copy-id -i "${SSH_KEY_PATH}.pub" -o StrictHostKeyChecking=no -p "$REMOTE_PORT" "${REMOTE_USER}@${REMOTE_IP}"
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log "公钥复制完成"
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}
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@@ -77,10 +76,10 @@ copy_ssh_key_to_remote() {
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test_ssh_connection() {
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log "测试 SSH 连接..."
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if ssh -i "$SSH_KEY_PATH" -o StrictHostKeyChecking=no -o BatchMode=yes -p "$REMOTE_PORT" "${REMOTE_USER}@${REMOTE_IP}" "echo ok" &>/dev/null; then
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log "SSH 密钥连接成功 ✓"
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log "SSH 连接成功"
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return 0
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else
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error "SSH 密钥连接失败"
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error "SSH 连接失败"
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return 1
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fi
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}
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@@ -99,119 +98,22 @@ send_telegram() {
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-d chat_id="$TG_CHAT_ID" -d text="$1" -d parse_mode="HTML" >/dev/null 2>&1
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}
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#-------------------------------------------------------------------------------
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# 交互式配置
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#-------------------------------------------------------------------------------
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#===============================================================================
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# 配置管理
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#===============================================================================
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interactive_setup() {
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print_banner
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echo -e "${YELLOW}开始交互式配置...${NC}\n"
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# VPS 名称
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read -p "请输入 VPS 名称 (用于区分备份): " VPS_NAME
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VPS_NAME=${VPS_NAME:-$(hostname)}
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# 远程服务器信息
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read -p "请输入远程服务器 IP: " REMOTE_IP
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read -p "请输入 SSH 端口 [22]: " REMOTE_PORT
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REMOTE_PORT=${REMOTE_PORT:-22}
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read -p "请输入 SSH 用户名 [root]: " REMOTE_USER
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REMOTE_USER=${REMOTE_USER:-root}
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# 认证方式
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echo -e "\n${YELLOW}选择认证方式:${NC}"
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echo "1) SSH 密钥 (推荐)"
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echo "2) 密码"
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read -p "请选择 [1]: " AUTH_TYPE
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if [ "${AUTH_TYPE:-1}" = "1" ]; then
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setup_ssh_key_auth
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load_config() {
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if [ -f "$CONFIG_FILE" ]; then
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source "$CONFIG_FILE"
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return 0
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else
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setup_password_auth
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error "未找到配置文件，请先运行: $0 setup"
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return 1
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fi
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}
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setup_ssh_key_auth() {
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AUTH_METHOD="key"
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REMOTE_PASS=""
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echo -e "\n${YELLOW}SSH 密钥认证配置${NC}"
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if [ -f "$SSH_KEY_PATH" ]; then
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echo "检测到已有密钥: $SSH_KEY_PATH"
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read -p "使用现有密钥? [Y/n]: " use_existing
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[[ "$use_existing" =~ ^[Nn]$ ]] && generate_ssh_key
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else
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generate_ssh_key
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fi
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echo -e "\n需要将公钥复制到远程服务器"
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read -s -p "请输入远程服务器密码 (仅用于复制公钥): " temp_pass
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echo
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copy_ssh_key_to_remote "$temp_pass"
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if test_ssh_connection; then
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echo -e "${GREEN}密钥认证配置成功！${NC}"
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else
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error "密钥认证失败"; exit 1
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fi
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continue_setup
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}
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setup_password_auth() {
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AUTH_METHOD="password"
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read -s -p "请输入 SSH 密码: " REMOTE_PASS
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echo
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continue_setup
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}
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continue_setup() {
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# 远程目录 - 自动创建以 VPS 名称命名的文件夹
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read -p "请输入远程备份根目录 [/backup]: " REMOTE_BASE
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REMOTE_BASE=${REMOTE_BASE:-/backup}
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REMOTE_DIR="${REMOTE_BASE}/${VPS_NAME}"
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read -p "请输入本地快照目录 [/var/snapshots]: " LOCAL_DIR
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LOCAL_DIR=${LOCAL_DIR:-/var/snapshots}
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read -p "本地保留快照数量 [3]: " LOCAL_KEEP
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LOCAL_KEEP=${LOCAL_KEEP:-3}
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read -p "远程保留天数 [30]: " REMOTE_KEEP_DAYS
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REMOTE_KEEP_DAYS=${REMOTE_KEEP_DAYS:-30}
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# Telegram
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read -p "是否启用 Telegram 通知? [y/N]: " ENABLE_TG
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if [[ "$ENABLE_TG" =~ ^[Yy]$ ]]; then
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read -p "请输入 Telegram Bot Token: " TG_BOT_TOKEN
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read -p "请输入 Telegram Chat ID: " TG_CHAT_ID
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fi
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setup_backup_dirs
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}
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setup_backup_dirs() {
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echo -e "\n${YELLOW}选择要备份的内容:${NC}"
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echo "1) 完整系统 (排除临时文件)"
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echo "2) 仅 /etc /home /root /var/www"
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echo "3) 自定义目录"
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read -p "请选择 [1]: " BACKUP_TYPE
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case ${BACKUP_TYPE:-1} in
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2) BACKUP_DIRS="/etc /home /root /var/www" ;;
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3) read -p "请输入目录 (空格分隔): " BACKUP_DIRS ;;
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*) BACKUP_DIRS="/" ;;
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esac
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save_config
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# 创建远程目录
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log "创建远程目录: $REMOTE_DIR"
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ssh_exec "mkdir -p $REMOTE_DIR"
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}
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save_config() {
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log "保存配置到 $CONFIG_FILE"
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log "保存配置..."
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cat > "$CONFIG_FILE" << CONF
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VPS_NAME="$VPS_NAME"
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AUTH_METHOD="$AUTH_METHOD"
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@@ -233,233 +135,80 @@ CONF
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log "配置已保存"
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}
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load_config() {
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[ -f "$CONFIG_FILE" ] && source "$CONFIG_FILE" || { error "未配置，请先运行: $0 setup"; return 1; }
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}
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interactive_setup() {
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print_banner
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echo -e "${CYAN}=== 开始配置 ===${NC}\n"
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#-------------------------------------------------------------------------------
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# 快照操作
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#-------------------------------------------------------------------------------
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read -p "VPS 名称 (用于区分备份): " VPS_NAME
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VPS_NAME=${VPS_NAME:-$(hostname)}
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create_snapshot() {
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local timestamp=$(date '+%Y%m%d_%H%M%S')
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local snapshot_name="${VPS_NAME}_${timestamp}.tar.gz"
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local snapshot_path="${LOCAL_DIR}/${snapshot_name}"
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read -p "远程服务器 IP: " REMOTE_IP
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read -p "SSH 端口 [22]: " REMOTE_PORT
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REMOTE_PORT=${REMOTE_PORT:-22}
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read -p "SSH 用户名 [root]: " REMOTE_USER
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REMOTE_USER=${REMOTE_USER:-root}
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mkdir -p "$LOCAL_DIR"
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log "开始创建快照: $snapshot_name"
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send_telegram "🔄 <b>开始备份</b>%0AVPS: ${VPS_NAME}"
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echo -e "\n${CYAN}认证方式:${NC}"
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echo "1) SSH 密钥 (推荐)"
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echo "2) 密码"
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read -p "选择 [1]: " auth_choice
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local excludes="--exclude=/proc --exclude=/sys --exclude=/dev"
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excludes+=" --exclude=/run --exclude=/tmp --exclude=/mnt"
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excludes+=" --exclude=/media --exclude=/lost+found"
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excludes+=" --exclude=${LOCAL_DIR} --exclude=/var/cache"
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if [ "$BACKUP_DIRS" = "/" ]; then
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tar $excludes -czf "$snapshot_path" / 2>/dev/null || true
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if [ "${auth_choice:-1}" = "1" ]; then
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AUTH_METHOD="key"
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REMOTE_PASS=""
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[ ! -f "$SSH_KEY_PATH" ] && generate_ssh_key
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echo ""
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read -s -p "输入远程密码 (仅用于复制公钥): " temp_pass
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echo ""
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copy_ssh_key_to_remote "$temp_pass"
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test_ssh_connection || exit 1
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else
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tar -czf "$snapshot_path" $BACKUP_DIRS 2>/dev/null || true
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AUTH_METHOD="password"
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read -s -p "SSH 密码: " REMOTE_PASS
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echo ""
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fi
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log "快照完成: $snapshot_path ($(du -h "$snapshot_path" | cut -f1))"
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echo "$snapshot_path"
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}
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read -p "远程备份根目录 [/backup]: " REMOTE_BASE
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REMOTE_BASE=${REMOTE_BASE:-/backup}
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REMOTE_DIR="${REMOTE_BASE}/${VPS_NAME}"
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sync_to_remote() {
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local snapshot_path="$1"
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log "同步到远程: $REMOTE_DIR"
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read -p "本地快照目录 [/var/snapshots]: " LOCAL_DIR
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LOCAL_DIR=${LOCAL_DIR:-/var/snapshots}
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if [ "$AUTH_METHOD" = "key" ]; then
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rsync -avz --progress -e "ssh -i $SSH_KEY_PATH -o StrictHostKeyChecking=no -p $REMOTE_PORT" \
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"$snapshot_path" "${REMOTE_USER}@${REMOTE_IP}:${REMOTE_DIR}/"
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else
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sshpass -p "$REMOTE_PASS" rsync -avz --progress \
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-e "ssh -o StrictHostKeyChecking=no -p $REMOTE_PORT" \
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"$snapshot_path" "${REMOTE_USER}@${REMOTE_IP}:${REMOTE_DIR}/"
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fi
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log "同步完成"
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}
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read -p "本地保留快照数 [3]: " LOCAL_KEEP
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LOCAL_KEEP=${LOCAL_KEEP:-3}
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cleanup_local() {
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log "清理本地快照，保留 $LOCAL_KEEP 个"
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cd "$LOCAL_DIR"
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ls -1t *.tar.gz 2>/dev/null | tail -n +$((LOCAL_KEEP + 1)) | xargs -r rm -f
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}
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read -p "远程保留天数 [30]: " REMOTE_KEEP_DAYS
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REMOTE_KEEP_DAYS=${REMOTE_KEEP_DAYS:-30}
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cleanup_remote() {
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log "清理远程 $REMOTE_KEEP_DAYS 天前的快照"
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ssh_exec "find $REMOTE_DIR -name '*.tar.gz' -mtime +$REMOTE_KEEP_DAYS -delete" 2>/dev/null
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}
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run_backup() {
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load_config || exit 1
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local start=$(date +%s)
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log "===== 开始备份 [$VPS_NAME] ====="
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local snapshot=$(create_snapshot)
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sync_to_remote "$snapshot"
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cleanup_local
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cleanup_remote
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local dur=$(($(date +%s) - start))
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local size=$(du -h "$snapshot" | cut -f1)
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log "===== 备份完成 ====="
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send_telegram "✅ <b>备份完成</b>%0AVPS: ${VPS_NAME}%0A大小: ${size}%0A耗时: ${dur}秒"
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}
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#-------------------------------------------------------------------------------
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# 快照列表
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#-------------------------------------------------------------------------------
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list_local_snapshots() {
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echo -e "\n${CYAN}=== 本地快照 ===${NC}"
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if [ -d "$LOCAL_DIR" ]; then
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ls -lh "$LOCAL_DIR"/*.tar.gz 2>/dev/null | awk '{print NR") "$9" ("$5")"}'
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else
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echo " (无)"
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fi
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}
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list_remote_snapshots() {
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echo -e "\n${CYAN}=== 远程快照 [$VPS_NAME] ===${NC}"
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ssh_exec "ls -lh $REMOTE_DIR/*.tar.gz 2>/dev/null" | awk '{print NR") "$9" ("$5")"}'
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}
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#-------------------------------------------------------------------------------
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# 恢复快照
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#-------------------------------------------------------------------------------
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select_restore_mode() {
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echo -e "\n${YELLOW}选择恢复模式:${NC}"
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echo "1) 覆盖模式 - 只覆盖快照中的文件（安全，保留新增文件）"
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echo "2) 完整恢复 - 删除快照中不存在的文件（危险，恢复到干净状态）"
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read -p "请选择 [1]: " mode
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echo "${mode:-1}"
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}
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do_restore() {
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local file="$1"
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local mode="$2"
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local temp_dir="/tmp/snapshot_restore_$$"
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log "解压快照到临时目录..."
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mkdir -p "$temp_dir"
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tar -xzf "$file" -C "$temp_dir" 2>/dev/null
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if [ "$mode" = "2" ]; then
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log "完整恢复模式: 使用 rsync --delete"
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echo -e "${RED}警告: 将删除系统中快照不存在的文件！${NC}"
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echo -e "${RED}排除目录: /proc /sys /dev /run /tmp /mnt /media${NC}"
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read -p "最后确认，输入 YES 继续: " final
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[ "$final" != "YES" ] && { rm -rf "$temp_dir"; return 1; }
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# 完整恢复，删除快照中不存在的文件
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rsync -aAXv --delete \
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--exclude='/proc/*' \
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--exclude='/sys/*' \
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--exclude='/dev/*' \
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--exclude='/run/*' \
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--exclude='/tmp/*' \
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--exclude='/mnt/*' \
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--exclude='/media/*' \
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--exclude='/lost+found' \
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--exclude="$LOCAL_DIR/*" \
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--exclude="$temp_dir" \
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"$temp_dir/" /
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else
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log "覆盖模式: 只覆盖已有文件"
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rsync -aAXv "$temp_dir/" /
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read -p "启用 Telegram 通知? [y/N]: " enable_tg
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if [[ "$enable_tg" =~ ^[Yy]$ ]]; then
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read -p "Bot Token: " TG_BOT_TOKEN
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read -p "Chat ID: " TG_CHAT_ID
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fi
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rm -rf "$temp_dir"
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log "恢复完成，建议重启系统"
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echo -e "\n${CYAN}备份内容:${NC}"
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echo "1) 完整系统"
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echo "2) 仅 /etc /home /root /var/www"
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echo "3) 自定义"
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read -p "选择 [1]: " backup_choice
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case ${backup_choice:-1} in
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2) BACKUP_DIRS="/etc /home /root /var/www" ;;
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3) read -p "输入目录 (空格分隔): " BACKUP_DIRS ;;
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*) BACKUP_DIRS="/" ;;
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esac
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save_config
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log "创建远程目录: $REMOTE_DIR"
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ssh_exec "mkdir -p $REMOTE_DIR"
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echo -e "\n${GREEN}配置完成！${NC}"
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}
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restore_local() {
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load_config || exit 1
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list_local_snapshots
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echo ""
|
||||
read -p "选择要恢复的快照编号: " num
|
||||
local file=$(ls -1t "$LOCAL_DIR"/*.tar.gz 2>/dev/null | sed -n "${num}p")
|
||||
|
||||
[ -z "$file" ] && { error "无效选择"; return 1; }
|
||||
|
||||
local mode=$(select_restore_mode)
|
||||
|
||||
echo -e "${RED}警告: 即将恢复快照到系统！${NC}"
|
||||
read -p "确认恢复 $file? [y/N]: " confirm
|
||||
[[ ! "$confirm" =~ ^[Yy]$ ]] && return
|
||||
|
||||
do_restore "$file" "$mode"
|
||||
}
|
||||
|
||||
restore_from_remote() {
|
||||
load_config || exit 1
|
||||
list_remote_snapshots
|
||||
|
||||
echo ""
|
||||
read -p "选择要恢复的快照编号: " num
|
||||
local file=$(ssh_exec "ls -1t $REMOTE_DIR/*.tar.gz" | sed -n "${num}p")
|
||||
|
||||
[ -z "$file" ] && { error "无效选择"; return 1; }
|
||||
|
||||
log "下载远程快照: $file"
|
||||
local local_file="$LOCAL_DIR/$(basename $file)"
|
||||
mkdir -p "$LOCAL_DIR"
|
||||
|
||||
if [ "$AUTH_METHOD" = "key" ]; then
|
||||
rsync -avz -e "ssh -i $SSH_KEY_PATH -p $REMOTE_PORT" \
|
||||
"${REMOTE_USER}@${REMOTE_IP}:${file}" "$local_file"
|
||||
else
|
||||
sshpass -p "$REMOTE_PASS" rsync -avz \
|
||||
-e "ssh -p $REMOTE_PORT" \
|
||||
"${REMOTE_USER}@${REMOTE_IP}:${file}" "$local_file"
|
||||
fi
|
||||
|
||||
local mode=$(select_restore_mode)
|
||||
|
||||
echo -e "${RED}警告: 即将恢复快照！${NC}"
|
||||
read -p "确认恢复? [y/N]: " confirm
|
||||
[[ ! "$confirm" =~ ^[Yy]$ ]] && return
|
||||
|
||||
do_restore "$local_file" "$mode"
|
||||
}
|
||||
|
||||
restore_custom_remote() {
|
||||
load_config || exit 1
|
||||
|
||||
read -p "输入远程快照完整路径: " remote_file
|
||||
[ -z "$remote_file" ] && { error "路径不能为空"; return 1; }
|
||||
|
||||
local local_file="$LOCAL_DIR/$(basename $remote_file)"
|
||||
mkdir -p "$LOCAL_DIR"
|
||||
|
||||
log "下载: $remote_file"
|
||||
if [ "$AUTH_METHOD" = "key" ]; then
|
||||
rsync -avz -e "ssh -i $SSH_KEY_PATH -p $REMOTE_PORT" \
|
||||
"${REMOTE_USER}@${REMOTE_IP}:${remote_file}" "$local_file"
|
||||
else
|
||||
sshpass -p "$REMOTE_PASS" rsync -avz \
|
||||
-e "ssh -p $REMOTE_PORT" \
|
||||
"${REMOTE_USER}@${REMOTE_IP}:${remote_file}" "$local_file"
|
||||
fi
|
||||
|
||||
local mode=$(select_restore_mode)
|
||||
|
||||
echo -e "${RED}警告: 即将恢复!${NC}"
|
||||
read -p "确认? [y/N]: " confirm
|
||||
[[ ! "$confirm" =~ ^[Yy]$ ]] && return
|
||||
|
||||
do_restore "$local_file" "$mode"
|
||||
}
|
||||
|
||||
#-------------------------------------------------------------------------------
|
||||
# 配置管理
|
||||
#-------------------------------------------------------------------------------
|
||||
|
||||
edit_config() {
|
||||
load_config || exit 1
|
||||
load_config || return 1
|
||||
|
||||
echo -e "\n${CYAN}=== 当前配置 ===${NC}"
|
||||
echo "1) VPS名称: $VPS_NAME"
|
||||
@@ -490,51 +239,287 @@ edit_config() {
|
||||
echo -e "${GREEN}配置已更新${NC}"
|
||||
}
|
||||
|
||||
#===============================================================================
|
||||
# 快照创建
|
||||
#===============================================================================
|
||||
|
||||
create_snapshot() {
|
||||
local timestamp=$(date '+%Y%m%d_%H%M%S')
|
||||
local snapshot_name="${VPS_NAME}_${timestamp}.tar.gz"
|
||||
local snapshot_path="${LOCAL_DIR}/${snapshot_name}"
|
||||
|
||||
mkdir -p "$LOCAL_DIR"
|
||||
log "创建快照: $snapshot_name"
|
||||
send_telegram "🔄 <b>开始备份</b>%0AVPS: ${VPS_NAME}"
|
||||
|
||||
local excludes="--exclude=/proc --exclude=/sys --exclude=/dev"
|
||||
excludes+=" --exclude=/run --exclude=/tmp --exclude=/mnt"
|
||||
excludes+=" --exclude=/media --exclude=/lost+found"
|
||||
excludes+=" --exclude=${LOCAL_DIR} --exclude=/var/cache"
|
||||
|
||||
if [ "$BACKUP_DIRS" = "/" ]; then
|
||||
tar $excludes -czf "$snapshot_path" / 2>/dev/null || true
|
||||
else
|
||||
tar -czf "$snapshot_path" $BACKUP_DIRS 2>/dev/null || true
|
||||
fi
|
||||
|
||||
local size=$(du -h "$snapshot_path" | cut -f1)
|
||||
log "快照完成: $snapshot_path ($size)"
|
||||
echo "$snapshot_path"
|
||||
}
|
||||
|
||||
sync_to_remote() {
|
||||
local snapshot_path="$1"
|
||||
log "同步到远程..."
|
||||
|
||||
if [ "$AUTH_METHOD" = "key" ]; then
|
||||
rsync -avz --progress -e "ssh -i $SSH_KEY_PATH -o StrictHostKeyChecking=no -p $REMOTE_PORT" \
|
||||
"$snapshot_path" "${REMOTE_USER}@${REMOTE_IP}:${REMOTE_DIR}/"
|
||||
else
|
||||
sshpass -p "$REMOTE_PASS" rsync -avz --progress \
|
||||
-e "ssh -o StrictHostKeyChecking=no -p $REMOTE_PORT" \
|
||||
"$snapshot_path" "${REMOTE_USER}@${REMOTE_IP}:${REMOTE_DIR}/"
|
||||
fi
|
||||
log "同步完成"
|
||||
}
|
||||
|
||||
cleanup_local() {
|
||||
log "清理本地快照，保留 $LOCAL_KEEP 个"
|
||||
cd "$LOCAL_DIR"
|
||||
ls -1t *.tar.gz 2>/dev/null | tail -n +$((LOCAL_KEEP + 1)) | xargs -r rm -f
|
||||
}
|
||||
|
||||
cleanup_remote() {
|
||||
log "清理远程 $REMOTE_KEEP_DAYS 天前的快照"
|
||||
ssh_exec "find $REMOTE_DIR -name '*.tar.gz' -mtime +$REMOTE_KEEP_DAYS -delete" 2>/dev/null || true
|
||||
}
|
||||
|
||||
run_backup() {
|
||||
load_config || exit 1
|
||||
local start=$(date +%s)
|
||||
|
||||
log "===== 开始备份 [$VPS_NAME] ====="
|
||||
local snapshot=$(create_snapshot)
|
||||
sync_to_remote "$snapshot"
|
||||
cleanup_local
|
||||
cleanup_remote
|
||||
|
||||
local dur=$(($(date +%s) - start))
|
||||
local size=$(du -h "$snapshot" | cut -f1)
|
||||
log "===== 备份完成 ====="
|
||||
send_telegram "✅ <b>备份完成</b>%0AVPS: ${VPS_NAME}%0A大小: ${size}%0A耗时: ${dur}秒"
|
||||
}
|
||||
|
||||
#===============================================================================
|
||||
# 快照列表
|
||||
#===============================================================================
|
||||
|
||||
list_local_snapshots() {
|
||||
echo -e "\n${CYAN}=== 本地快照 ===${NC}"
|
||||
if [ -d "$LOCAL_DIR" ] && ls "$LOCAL_DIR"/*.tar.gz &>/dev/null; then
|
||||
ls -1t "$LOCAL_DIR"/*.tar.gz | nl -w2 -s') '
|
||||
else
|
||||
echo " (无快照)"
|
||||
fi
|
||||
}
|
||||
|
||||
list_remote_snapshots() {
|
||||
echo -e "\n${CYAN}=== 远程快照 [$VPS_NAME] ===${NC}"
|
||||
local list=$(ssh_exec "ls -1t $REMOTE_DIR/*.tar.gz 2>/dev/null")
|
||||
if [ -n "$list" ]; then
|
||||
echo "$list" | nl -w2 -s') '
|
||||
else
|
||||
echo " (无快照)"
|
||||
fi
|
||||
}
|
||||
|
||||
#===============================================================================
|
||||
# 快照恢复
|
||||
#===============================================================================
|
||||
|
||||
select_restore_mode() {
|
||||
echo -e "\n${CYAN}=== 恢复模式 ===${NC}"
|
||||
echo "1) 覆盖模式 - 只覆盖文件，保留新增文件 (安全)"
|
||||
echo "2) 完整恢复 - 删除快照中不存在的文件 (危险!)"
|
||||
echo ""
|
||||
read -p "选择模式 [1]: " mode
|
||||
echo "${mode:-1}"
|
||||
}
|
||||
|
||||
do_restore() {
|
||||
local file="$1"
|
||||
local mode="$2"
|
||||
local temp_dir="/tmp/snapshot_restore_$$"
|
||||
|
||||
log "解压快照..."
|
||||
mkdir -p "$temp_dir"
|
||||
tar -xzf "$file" -C "$temp_dir" 2>/dev/null
|
||||
|
||||
if [ "$mode" = "2" ]; then
|
||||
echo -e "\n${RED}!!! 完整恢复模式 !!!${NC}"
|
||||
echo -e "${RED}将删除系统中快照不存在的文件${NC}"
|
||||
echo -e "${YELLOW}排除: /proc /sys /dev /run /tmp /mnt /media${NC}"
|
||||
echo ""
|
||||
read -p "输入 YES 确认: " confirm
|
||||
if [ "$confirm" != "YES" ]; then
|
||||
rm -rf "$temp_dir"
|
||||
echo "已取消"
|
||||
return 1
|
||||
fi
|
||||
|
||||
log "完整恢复: rsync --delete"
|
||||
rsync -aAXv --delete \
|
||||
--exclude='/proc/*' \
|
||||
--exclude='/sys/*' \
|
||||
--exclude='/dev/*' \
|
||||
--exclude='/run/*' \
|
||||
--exclude='/tmp/*' \
|
||||
--exclude='/mnt/*' \
|
||||
--exclude='/media/*' \
|
||||
--exclude='/lost+found' \
|
||||
--exclude="$LOCAL_DIR/*" \
|
||||
--exclude="$temp_dir" \
|
||||
"$temp_dir/" /
|
||||
else
|
||||
log "覆盖恢复"
|
||||
rsync -aAXv "$temp_dir/" /
|
||||
fi
|
||||
|
||||
rm -rf "$temp_dir"
|
||||
log "恢复完成，建议重启系统"
|
||||
}
|
||||
|
||||
restore_local() {
|
||||
load_config || return 1
|
||||
list_local_snapshots
|
||||
|
||||
echo ""
|
||||
read -p "选择快照编号: " num
|
||||
local file=$(ls -1t "$LOCAL_DIR"/*.tar.gz 2>/dev/null | sed -n "${num}p")
|
||||
[ -z "$file" ] && { error "无效选择"; return 1; }
|
||||
|
||||
local mode=$(select_restore_mode)
|
||||
|
||||
echo -e "\n${RED}警告: 即将恢复快照!${NC}"
|
||||
read -p "确认? [y/N]: " confirm
|
||||
[[ ! "$confirm" =~ ^[Yy]$ ]] && return
|
||||
|
||||
do_restore "$file" "$mode"
|
||||
}
|
||||
|
||||
restore_from_remote() {
|
||||
load_config || return 1
|
||||
list_remote_snapshots
|
||||
|
||||
echo ""
|
||||
read -p "选择快照编号: " num
|
||||
local file=$(ssh_exec "ls -1t $REMOTE_DIR/*.tar.gz" 2>/dev/null | sed -n "${num}p")
|
||||
[ -z "$file" ] && { error "无效选择"; return 1; }
|
||||
|
||||
log "下载快照: $file"
|
||||
local local_file="$LOCAL_DIR/$(basename $file)"
|
||||
mkdir -p "$LOCAL_DIR"
|
||||
|
||||
if [ "$AUTH_METHOD" = "key" ]; then
|
||||
rsync -avz -e "ssh -i $SSH_KEY_PATH -p $REMOTE_PORT" \
|
||||
"${REMOTE_USER}@${REMOTE_IP}:${file}" "$local_file"
|
||||
else
|
||||
sshpass -p "$REMOTE_PASS" rsync -avz \
|
||||
-e "ssh -p $REMOTE_PORT" \
|
||||
"${REMOTE_USER}@${REMOTE_IP}:${file}" "$local_file"
|
||||
fi
|
||||
|
||||
local mode=$(select_restore_mode)
|
||||
|
||||
echo -e "\n${RED}警告: 即将恢复快照!${NC}"
|
||||
read -p "确认? [y/N]: " confirm
|
||||
[[ ! "$confirm" =~ ^[Yy]$ ]] && return
|
||||
|
||||
do_restore "$local_file" "$mode"
|
||||
}
|
||||
|
||||
restore_custom() {
|
||||
load_config || return 1
|
||||
|
||||
read -p "输入远程快照完整路径: " remote_file
|
||||
[ -z "$remote_file" ] && { error "路径不能为空"; return 1; }
|
||||
|
||||
local local_file="$LOCAL_DIR/$(basename $remote_file)"
|
||||
mkdir -p "$LOCAL_DIR"
|
||||
|
||||
log "下载: $remote_file"
|
||||
if [ "$AUTH_METHOD" = "key" ]; then
|
||||
rsync -avz -e "ssh -i $SSH_KEY_PATH -p $REMOTE_PORT" \
|
||||
"${REMOTE_USER}@${REMOTE_IP}:${remote_file}" "$local_file"
|
||||
else
|
||||
sshpass -p "$REMOTE_PASS" rsync -avz \
|
||||
-e "ssh -p $REMOTE_PORT" \
|
||||
"${REMOTE_USER}@${REMOTE_IP}:${remote_file}" "$local_file"
|
||||
fi
|
||||
|
||||
local mode=$(select_restore_mode)
|
||||
|
||||
echo -e "\n${RED}警告: 即将恢复!${NC}"
|
||||
read -p "确认? [y/N]: " confirm
|
||||
[[ ! "$confirm" =~ ^[Yy]$ ]] && return
|
||||
|
||||
do_restore "$local_file" "$mode"
|
||||
}
|
||||
|
||||
#===============================================================================
|
||||
# 定时任务
|
||||
#===============================================================================
|
||||
|
||||
setup_cron() {
|
||||
echo -e "${YELLOW}设置定时备份${NC}"
|
||||
echo -e "${CYAN}=== 定时备份 ===${NC}"
|
||||
echo "1) 每天凌晨 3 点"
|
||||
echo "2) 每 3 天凌晨 3 点"
|
||||
echo "3) 每周日凌晨 3 点"
|
||||
echo "4) 每月 1 号"
|
||||
read -p "选择 [1]: " c
|
||||
read -p "选择 [1]: " choice
|
||||
|
||||
case ${c:-1} in
|
||||
case ${choice:-1} in
|
||||
2) expr="0 3 */3 * *" ;;
|
||||
3) expr="0 3 * * 0" ;;
|
||||
4) expr="0 3 1 * *" ;;
|
||||
*) expr="0 3 * * *" ;;
|
||||
esac
|
||||
|
||||
local path=$(readlink -f "$0")
|
||||
(crontab -l 2>/dev/null | grep -v "vps-snapshot"; echo "$expr $path run") | crontab -
|
||||
log "定时任务: $expr"
|
||||
local script_path=$(readlink -f "$0")
|
||||
(crontab -l 2>/dev/null | grep -v "vps-snapshot"; echo "$expr $script_path run") | crontab -
|
||||
log "定时任务已设置: $expr"
|
||||
}
|
||||
|
||||
#===============================================================================
|
||||
# 状态显示
|
||||
#===============================================================================
|
||||
|
||||
show_status() {
|
||||
print_banner
|
||||
if [ -f "$CONFIG_FILE" ]; then
|
||||
source "$CONFIG_FILE"
|
||||
echo -e "${GREEN}VPS: $VPS_NAME${NC}"
|
||||
echo "认证: $AUTH_METHOD"
|
||||
echo "远程: ${REMOTE_USER}@${REMOTE_IP}:${REMOTE_PORT}"
|
||||
echo "认证方式: $AUTH_METHOD"
|
||||
echo "远程服务器: ${REMOTE_USER}@${REMOTE_IP}:${REMOTE_PORT}"
|
||||
echo "远程目录: $REMOTE_DIR"
|
||||
echo "本地目录: $LOCAL_DIR"
|
||||
echo "保留: 本地${LOCAL_KEEP}个 / 远程${REMOTE_KEEP_DAYS}天"
|
||||
echo "TG: $([ -n "$TG_BOT_TOKEN" ] && echo '✓' || echo '✗')"
|
||||
echo "保留策略: 本地 ${LOCAL_KEEP} 个 / 远程 ${REMOTE_KEEP_DAYS} 天"
|
||||
echo "Telegram: $([ -n "$TG_BOT_TOKEN" ] && echo '已配置' || echo '未配置')"
|
||||
list_local_snapshots
|
||||
else
|
||||
echo -e "${RED}未配置${NC}"
|
||||
echo -e "${RED}未配置，请运行: $0 setup${NC}"
|
||||
fi
|
||||
}
|
||||
|
||||
#-------------------------------------------------------------------------------
|
||||
#===============================================================================
|
||||
# 主菜单
|
||||
#-------------------------------------------------------------------------------
|
||||
#===============================================================================
|
||||
|
||||
show_menu() {
|
||||
load_config 2>/dev/null
|
||||
print_banner
|
||||
echo -e "${CYAN}VPS: ${VPS_NAME:-未配置}${NC}\n"
|
||||
echo -e "${GREEN}VPS: ${VPS_NAME:-未配置}${NC}\n"
|
||||
|
||||
echo "1) 创建快照并同步"
|
||||
echo "2) 仅创建本地快照"
|
||||
echo "3) 查看本地快照"
|
||||
@@ -556,7 +541,7 @@ show_menu() {
|
||||
4) load_config && list_remote_snapshots ;;
|
||||
5) restore_local ;;
|
||||
6) restore_from_remote ;;
|
||||
7) restore_custom_remote ;;
|
||||
7) restore_custom ;;
|
||||
8) edit_config ;;
|
||||
9) setup_cron ;;
|
||||
10) show_status ;;
|
||||
@@ -574,16 +559,20 @@ show_help() {
|
||||
echo "用法: $0 <命令>"
|
||||
echo ""
|
||||
echo "命令:"
|
||||
echo " setup 交互式配置"
|
||||
echo " setup 初始配置"
|
||||
echo " run 创建快照并同步"
|
||||
echo " menu 交互式菜单"
|
||||
echo " list 查看快照"
|
||||
echo " restore 恢复快照"
|
||||
echo " restore 恢复本地快照"
|
||||
echo " config 修改配置"
|
||||
echo " cron 设置定时"
|
||||
echo " cron 设置定时任务"
|
||||
echo " status 查看状态"
|
||||
}
|
||||
|
||||
#===============================================================================
|
||||
# 入口
|
||||
#===============================================================================
|
||||
|
||||
main() {
|
||||
[ "$EUID" -ne 0 ] && { error "请用 root 运行"; exit 1; }
|
||||
touch "$LOG_FILE"
|
||||
|
||||
Reference in New Issue
Block a user