608 lines
20 KiB
Bash
608 lines
20 KiB
Bash
#!/bin/bash
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# 注意：不使用 set -e，以便更好地处理错误和重试
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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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NC='\033[0m' # No Color
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# 状态文件路径
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STATUS_FILE="/root/.init-debian-status"
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# 日志函数
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log_info() {
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echo -e "${BLUE}[INFO]${NC} $1"
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}
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log_success() {
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echo -e "${GREEN}[SUCCESS]${NC} $1"
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}
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log_warning() {
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echo -e "${YELLOW}[WARNING]${NC} $1"
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}
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log_error() {
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echo -e "${RED}[ERROR]${NC} $1"
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}
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# 检查任务是否已完成
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task_completed() {
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local task_id="$1"
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if [ -f "$STATUS_FILE" ]; then
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grep -q "^${task_id}$" "$STATUS_FILE"
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return $?
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fi
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return 1
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}
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# 标记任务为已完成
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mark_task_completed() {
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local task_id="$1"
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mkdir -p "$(dirname "$STATUS_FILE")"
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if ! task_completed "$task_id"; then
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echo "$task_id" >> "$STATUS_FILE"
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fi
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}
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# 执行任务（带状态检查）
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execute_task() {
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local task_id="$1"
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local task_name="$2"
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local task_func="$3"
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if task_completed "$task_id"; then
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log_info "任务 $task_id: $task_name - 已完成，跳过"
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return 0
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fi
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log_info "执行任务 $task_id: $task_name..."
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if $task_func; then
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mark_task_completed "$task_id"
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log_success "任务 $task_id 完成"
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return 0
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else
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log_error "任务 $task_id 失败"
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return 1
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fi
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}
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# 自动接受 SSH host key
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accept_ssh_host_key() {
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local host="$1"
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local port="$2"
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local user_home="$3" # 用户家目录路径
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local known_hosts_file="${user_home}/.ssh/known_hosts"
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# 确保 .ssh 目录存在并设置正确的权限
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mkdir -p "${user_home}/.ssh"
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chmod 700 "${user_home}/.ssh"
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chown kairee:kairee "${user_home}/.ssh"
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# 检查是否已存在该 host 的 key
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if ssh-keygen -F "[${host}]:${port}" -f "$known_hosts_file" &>/dev/null; then
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log_info "SSH host key 已存在于 known_hosts"
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return 0
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fi
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log_info "自动接受 SSH host key..."
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# 使用 ssh-keyscan 获取并添加 host key
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ssh-keyscan -p "$port" "$host" >> "$known_hosts_file" 2>/dev/null
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if [ $? -eq 0 ]; then
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chown kairee:kairee "$known_hosts_file"
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chmod 600 "$known_hosts_file"
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log_success "SSH host key 已添加"
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return 0
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else
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log_warning "无法自动获取 SSH host key，将在连接时手动确认"
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return 1
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fi
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}
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# 检查是否为 root
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if [[ $EUID -ne 0 ]]; then
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log_error "此脚本必须以 root 权限运行"
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exit 1
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fi
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# 提示输入 kairee 用户密码
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echo "========================================"
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echo "Debian 系统初始化脚本"
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echo "========================================"
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echo
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echo "请输入要为用户 'kairee' 设置的密码:"
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read -s -p "密码: " USER_PASSWORD
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echo
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read -s -p "确认密码: " USER_PASSWORD_CONFIRM
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echo
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# 验证密码
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if [ -z "$USER_PASSWORD" ]; then
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log_error "密码不能为空"
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exit 1
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fi
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if [ "$USER_PASSWORD" != "$USER_PASSWORD_CONFIRM" ]; then
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log_error "两次输入的密码不匹配"
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exit 1
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fi
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log_success "密码验证通过"
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echo
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# 任务函数定义
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task_1_create_user() {
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if id "kairee" &>/dev/null; then
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log_warning "用户 'kairee' 已存在，跳过创建"
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return 0
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fi
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mkdir -p /data/home
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useradd -m -d /data/home/kairee -s /bin/bash -u 1000 -U kairee
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echo "kairee:$USER_PASSWORD" | chpasswd
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log_success "用户 'kairee' 创建成功 (uid=1000, 家目录: /data/home/kairee)"
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return 0
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}
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task_2_download_data() {
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DATA_URL="https://example.com/path/to/data.tar.gz"
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if [ -n "$1" ]; then
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DATA_URL="$1"
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log_info "使用提供的 URL: $DATA_URL"
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fi
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if [ "$DATA_URL" = "https://example.com/path/to/data.tar.gz" ]; then
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log_warning "未设置 DATA_URL，跳过下载步骤"
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log_warning "你可以手动将 data 目录复制到 /data"
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return 0
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fi
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TEMP_FILE=$(mktemp)
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log_info "正在下载..."
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if ! curl -L -o "$TEMP_FILE" "$DATA_URL"; then
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log_error "下载失败"
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rm -f "$TEMP_FILE"
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return 1
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fi
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log_info "解压到 /data..."
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mkdir -p /data
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if ! tar -xzf "$TEMP_FILE" -C /; then
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log_error "解压失败"
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rm -f "$TEMP_FILE"
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return 1
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fi
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rm -f "$TEMP_FILE"
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log_success "数据包下载并解压完成"
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return 0
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}
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task_3_install_packages() {
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apt-get update || return 1
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apt-get install -y sudo vim rsync curl sshpass || return 1
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apt-get reinstall -y openssl openssh-server || return 1
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log_success "基础软件包安装完成"
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return 0
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}
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task_4_install_docker() {
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if command -v docker &> /dev/null; then
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log_warning "Docker 已安装，跳过安装步骤"
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return 0
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fi
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if curl -Lo- https://get.docker.com | bash; then
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log_success "Docker CE 安装完成"
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return 0
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else
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log_error "Docker 安装失败"
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return 1
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fi
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}
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task_5_configure_apt() {
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if [ ! -d /data/etc/apt/sources.list.d ]; then
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log_warning "未找到 /data/etc/apt/sources.list.d 目录，跳过 apt 源配置"
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return 0
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fi
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if [ -f /etc/apt/sources.list ]; then
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mv /etc/apt/sources.list /etc/apt/sources.list.bak
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log_info "备份 /etc/apt/sources.list -> /etc/apt/sources.list.bak"
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fi
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if [ -f /etc/apt/sources.list.d/docker.list ]; then
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mv /etc/apt/sources.list.d/docker.list /etc/apt/sources.list.d/docker.list.bak
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log_info "备份 /etc/apt/sources.list.d/docker.list -> docker.list.bak"
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fi
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mkdir -p /etc/apt/sources.list.d
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for src_file in /data/etc/apt/sources.list.d/*; do
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if [ -f "$src_file" ]; then
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filename=$(basename "$src_file")
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target_file="/etc/apt/sources.list.d/$filename"
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if [ -L "$target_file" ]; then
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rm -f "$target_file"
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fi
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ln -s "$src_file" "$target_file"
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log_success "创建软链接: $src_file -> $target_file"
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fi
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done
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return 0
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}
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task_6_configure_docker() {
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if [ ! -f /data/etc/docker/daemon.json ]; then
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log_warning "未找到 /data/etc/docker/daemon.json，跳过 Docker 配置"
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return 0
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fi
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mkdir -p /etc/docker
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if [ -f /etc/docker/daemon.json ]; then
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cp /etc/docker/daemon.json /etc/docker/daemon.json.bak
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log_info "备份 /etc/docker/daemon.json -> daemon.json.bak"
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fi
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ln -sf /data/etc/docker/daemon.json /etc/docker/daemon.json
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log_success "创建 Docker daemon 配置软链接"
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return 0
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}
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task_7_configure_ssh() {
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if [ ! -f /data/etc/ssh/sshd_config ]; then
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log_warning "未找到 /data/etc/ssh/sshd_config，跳过 SSH 配置"
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return 0
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fi
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if [ -f /etc/ssh/sshd_config ]; then
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cp /etc/ssh/sshd_config /etc/ssh/sshd_config.bak
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log_info "备份 /etc/ssh/sshd_config -> sshd_config.bak"
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fi
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ln -sf /data/etc/ssh/sshd_config /etc/ssh/sshd_config
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log_success "创建 SSH 配置软链接"
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systemctl restart sshd || systemctl restart ssh
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log_success "SSH 服务已重启"
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return 0
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}
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task_8_configure_sudoers() {
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echo "kairee ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/kairee
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chmod 0440 /etc/sudoers.d/kairee
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log_success "创建 /etc/sudoers.d/kairee"
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return 0
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}
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task_9_add_docker_group() {
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if getent group docker > /dev/null; then
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usermod -aG docker kairee
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log_success "已将 kairee 添加到 docker 组"
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return 0
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else
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log_warning "docker 组不存在，请检查 Docker 是否正确安装"
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return 0 # 不算错误，只是警告
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fi
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}
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task_10_create_home_link() {
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if [ ! -d /data/home/kairee ]; then
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log_warning "未找到 /data/home/kairee，无法创建软链接"
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return 0
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fi
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if [ -e "/home/kairee" ] && [ ! -L "/home/kairee" ]; then
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log_warning "/home/kairee 已存在但不是软链接，将被删除并重新创建"
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rm -rf /home/kairee
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fi
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if [ -L "/home/kairee" ] && [ "$(readlink /home/kairee)" != "/data/home/kairee" ]; then
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log_warning "/home/kairee 软链接指向错误的位置，将被重新创建"
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rm -f /home/kairee
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fi
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if [ ! -e "/home/kairee" ]; then
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ln -s /data/home/kairee /home/kairee
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log_success "创建家目录软链接: /data/home/kairee -> /home/kairee"
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else
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log_success "家目录软链接已存在且正确"
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fi
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return 0
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}
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task_11_generate_ssh_key() {
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# 使用 kairee 用户的家目录
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KAIREE_HOME="/data/home/kairee"
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SSH_KEY_DIR="${KAIREE_HOME}/.ssh"
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SSH_PRIVATE_KEY="$SSH_KEY_DIR/id_ed25519"
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SSH_PUBLIC_KEY="$SSH_KEY_DIR/id_ed25519.pub"
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# 确保 kairee 用户存在
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if ! id "kairee" &>/dev/null; then
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log_error "用户 kairee 不存在，请先执行任务1"
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return 1
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fi
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# 创建 .ssh 目录并设置权限
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mkdir -p "$SSH_KEY_DIR"
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chmod 700 "$SSH_KEY_DIR"
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chown kairee:kairee "$SSH_KEY_DIR"
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if [ -f "$SSH_PRIVATE_KEY" ]; then
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log_warning "SSH 私钥已存在，跳过生成: $SSH_PRIVATE_KEY"
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return 0
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fi
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# 使用 kairee 用户身份生成密钥
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sudo -u kairee ssh-keygen -m PEM -t ed25519 -f "$SSH_PRIVATE_KEY" -N ""
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if [ $? -eq 0 ]; then
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log_success "生成 SSH 密钥对完成（kairee 用户）"
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log_info "私钥: $SSH_PRIVATE_KEY"
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log_info "公钥: $SSH_PUBLIC_KEY"
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return 0
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else
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log_error "SSH 密钥生成失败"
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return 1
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fi
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}
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task_12_copy_ssh_key() {
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REMOTE_HOST="qc5.ofcdn.cn"
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REMOTE_PORT="46571"
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REMOTE_USER="kairee"
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REMOTE_SSH_COPY_ID_USER="kairee"
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# 使用 kairee 用户的家目录
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KAIREE_HOME="/data/home/kairee"
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SSH_PUBLIC_KEY="${KAIREE_HOME}/.ssh/id_ed25519.pub"
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SSH_KNOWN_HOSTS="${KAIREE_HOME}/.ssh/known_hosts"
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if [ ! -f "$SSH_PUBLIC_KEY" ]; then
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log_error "公钥文件不存在: $SSH_PUBLIC_KEY"
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return 1
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fi
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# 自动接受 SSH host key（使用 kairee 用户的 known_hosts）
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accept_ssh_host_key "$REMOTE_HOST" "$REMOTE_PORT" "$KAIREE_HOME"
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# 密码重试机制
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MAX_RETRIES=3
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RETRY_COUNT=0
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while [ $RETRY_COUNT -lt $MAX_RETRIES ]; do
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echo
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echo "========================================"
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echo "输入远程服务器 SSH 密码"
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echo "========================================"
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echo "目标: $REMOTE_SSH_COPY_ID_USER@${REMOTE_HOST}:${REMOTE_PORT}"
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if [ $RETRY_COUNT -gt 0 ]; then
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log_warning "这是第 $((RETRY_COUNT + 1)) 次尝试（最多 $MAX_RETRIES 次）"
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fi
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echo
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echo "请输入 $REMOTE_SSH_COPY_ID_USER 在 $REMOTE_HOST 上的 SSH 密码:"
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read -s -p "SSH 密码: " REMOTE_SSH_PASSWORD
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echo
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if [ -z "$REMOTE_SSH_PASSWORD" ]; then
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log_warning "未输入 SSH 密码"
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if [ $RETRY_COUNT -lt $((MAX_RETRIES - 1)) ]; then
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read -p "是否继续重试？(y/n): " CONTINUE
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if [ "$CONTINUE" != "y" ] && [ "$CONTINUE" != "Y" ]; then
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log_warning "用户取消，跳过 ssh-copy-id"
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return 0
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fi
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fi
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RETRY_COUNT=$((RETRY_COUNT + 1))
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continue
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fi
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# 使用 sshpass 执行 ssh-copy-id，添加 SSH 选项以处理 host key
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log_info "正在尝试复制公钥到远程服务器（使用 kairee 用户的密钥）..."
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# 在 kairee 用户目录下创建临时脚本文件（避免 /tmp 权限问题）
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TEMP_SCRIPT="${KAIREE_HOME}/.ssh/temp_ssh_copy_$$.sh"
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mkdir -p "${KAIREE_HOME}/.ssh"
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chown kairee:kairee "${KAIREE_HOME}/.ssh"
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# 先测试连接并接受 host key（这会自动将 host key 添加到 kairee 用户的 known_hosts）
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# 使用 sudo -u kairee tee 来创建文件，确保文件所有者是 kairee
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sudo -u kairee tee "$TEMP_SCRIPT" > /dev/null << EOF
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#!/bin/bash
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sshpass -p "$REMOTE_SSH_PASSWORD" ssh -p "$REMOTE_PORT" \
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-o StrictHostKeyChecking=accept-new \
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-o PasswordAuthentication=yes \
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-o UserKnownHostsFile="$SSH_KNOWN_HOSTS" \
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"$REMOTE_SSH_COPY_ID_USER@$REMOTE_HOST" exit
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EOF
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chmod 700 "$TEMP_SCRIPT"
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# 执行测试连接，捕获错误信息
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TEST_OUTPUT=$(sudo -u kairee bash "$TEMP_SCRIPT" 2>&1)
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TEST_EXIT_CODE=$?
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if [ $TEST_EXIT_CODE -eq 0 ]; then
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# 连接成功，现在复制公钥（此时 host key 已确认，使用 StrictHostKeyChecking=no）
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sudo -u kairee tee "$TEMP_SCRIPT" > /dev/null << EOF
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#!/bin/bash
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sshpass -p "$REMOTE_SSH_PASSWORD" ssh-copy-id -p "$REMOTE_PORT" \
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-o StrictHostKeyChecking=no \
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-o UserKnownHostsFile="$SSH_KNOWN_HOSTS" \
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"$REMOTE_SSH_COPY_ID_USER@$REMOTE_HOST"
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EOF
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chmod 700 "$TEMP_SCRIPT"
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# 执行 ssh-copy-id，捕获错误信息
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COPY_OUTPUT=$(sudo -u kairee bash "$TEMP_SCRIPT" 2>&1)
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COPY_EXIT_CODE=$?
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if [ $COPY_EXIT_CODE -eq 0 ]; then
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sudo -u kairee rm -f "$TEMP_SCRIPT"
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log_success "公钥已复制到远程服务器（kairee 用户）"
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unset REMOTE_SSH_PASSWORD
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return 0
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else
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sudo -u kairee rm -f "$TEMP_SCRIPT"
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RETRY_COUNT=$((RETRY_COUNT + 1))
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if [ $RETRY_COUNT -lt $MAX_RETRIES ]; then
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log_error "公钥复制失败，请重试"
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log_info "错误信息: ${COPY_OUTPUT:0:200}" # 只显示前200个字符
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unset REMOTE_SSH_PASSWORD
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else
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log_error "已达到最大重试次数，跳过 ssh-copy-id"
|
||
log_info "最后错误信息: ${COPY_OUTPUT:0:200}"
|
||
unset REMOTE_SSH_PASSWORD
|
||
return 1
|
||
fi
|
||
fi
|
||
else
|
||
sudo -u kairee rm -f "$TEMP_SCRIPT"
|
||
RETRY_COUNT=$((RETRY_COUNT + 1))
|
||
if [ $RETRY_COUNT -lt $MAX_RETRIES ]; then
|
||
log_error "密码错误或连接失败，请重试"
|
||
log_info "错误信息: ${TEST_OUTPUT:0:200}" # 只显示前200个字符
|
||
unset REMOTE_SSH_PASSWORD
|
||
else
|
||
log_error "已达到最大重试次数，跳过 ssh-copy-id"
|
||
log_info "最后错误信息: ${TEST_OUTPUT:0:200}"
|
||
unset REMOTE_SSH_PASSWORD
|
||
return 1
|
||
fi
|
||
fi
|
||
done
|
||
|
||
return 1
|
||
}
|
||
|
||
task_13_add_cron() {
|
||
if [ ! -f /data/scripts/certs.sh ]; then
|
||
log_warning "未找到 /data/scripts/certs.sh，跳过定时任务配置"
|
||
return 0
|
||
fi
|
||
|
||
# 确保 kairee 用户存在
|
||
if ! id "kairee" &>/dev/null; then
|
||
log_error "用户 kairee 不存在，请先执行任务1"
|
||
return 1
|
||
fi
|
||
|
||
# 确保 /data/certs 目录存在且权限正确
|
||
mkdir -p /data/certs
|
||
chown kairee:kairee /data/certs
|
||
|
||
RANDOM_HOUR=$((1 + RANDOM % 7))
|
||
RANDOM_MINUTE=$((RANDOM % 60))
|
||
|
||
CRON_CMD="$RANDOM_MINUTE $RANDOM_HOUR * * * /data/scripts/certs.sh >> /data/certs/sync.log 2>&1"
|
||
|
||
# 检查是否已存在相同的定时任务（kairee 用户的 crontab）
|
||
if sudo -u kairee crontab -l 2>/dev/null | grep -q "/data/scripts/certs.sh"; then
|
||
log_warning "定时任务已存在于 kairee 用户的 crontab，跳过添加"
|
||
return 0
|
||
fi
|
||
|
||
# 添加到 kairee 用户的 crontab
|
||
(sudo -u kairee crontab -l 2>/dev/null; echo "$CRON_CMD") | sudo -u kairee crontab -
|
||
if [ $? -eq 0 ]; then
|
||
log_success "定时任务已添加到 kairee 用户的 crontab"
|
||
log_info "执行时间: 每天 $RANDOM_HOUR:$RANDOM_MINUTE"
|
||
log_info "命令: /data/scripts/certs.sh >> /data/certs/sync.log 2>&1"
|
||
return 0
|
||
else
|
||
log_error "添加定时任务失败"
|
||
return 1
|
||
fi
|
||
}
|
||
|
||
# 执行所有任务
|
||
echo
|
||
log_info "开始执行初始化任务..."
|
||
echo
|
||
|
||
# 保存原始参数（用于任务2）
|
||
ORIGINAL_ARGS="$@"
|
||
|
||
# 任务1: 创建用户 kairee
|
||
execute_task "task_1" "创建用户 kairee" task_1_create_user || log_warning "任务1失败，继续执行后续任务"
|
||
|
||
# 任务2: 下载并解压数据包（需要特殊处理参数）
|
||
if task_completed "task_2"; then
|
||
log_info "任务 task_2: 下载并解压数据包 - 已完成，跳过"
|
||
else
|
||
log_info "执行任务 task_2: 下载并解压数据包..."
|
||
if task_2_download_data $ORIGINAL_ARGS; then
|
||
mark_task_completed "task_2"
|
||
log_success "任务 task_2 完成"
|
||
else
|
||
log_warning "任务2失败，继续执行后续任务"
|
||
fi
|
||
fi
|
||
|
||
# 任务3: 安装软件包
|
||
execute_task "task_3" "安装基础软件包" task_3_install_packages || log_warning "任务3失败，继续执行后续任务"
|
||
|
||
# 任务4: 安装 Docker
|
||
execute_task "task_4" "安装 Docker CE" task_4_install_docker || log_warning "任务4失败，继续执行后续任务"
|
||
|
||
# 任务5: 配置 apt 源
|
||
execute_task "task_5" "配置 apt 源" task_5_configure_apt || log_warning "任务5失败，继续执行后续任务"
|
||
|
||
# 任务6: 配置 Docker daemon
|
||
execute_task "task_6" "配置 Docker daemon" task_6_configure_docker || log_warning "任务6失败，继续执行后续任务"
|
||
|
||
# 任务7: 配置 SSH
|
||
execute_task "task_7" "配置 SSH" task_7_configure_ssh || log_warning "任务7失败，继续执行后续任务"
|
||
|
||
# 任务8: 配置 sudoers
|
||
execute_task "task_8" "配置 sudoers" task_8_configure_sudoers || log_warning "任务8失败，继续执行后续任务"
|
||
|
||
# 任务9: 添加 kairee 到 docker 组
|
||
execute_task "task_9" "添加 kairee 到 docker 组" task_9_add_docker_group || log_warning "任务9失败，继续执行后续任务"
|
||
|
||
# 任务10: 创建家目录软链接
|
||
execute_task "task_10" "创建家目录软链接" task_10_create_home_link || log_warning "任务10失败，继续执行后续任务"
|
||
|
||
# 任务11: 生成 SSH 密钥对
|
||
execute_task "task_11" "生成 SSH 密钥对" task_11_generate_ssh_key || log_warning "任务11失败，继续执行后续任务"
|
||
|
||
# 任务12: 复制公钥到远程服务器
|
||
execute_task "task_12" "复制公钥到远程服务器" task_12_copy_ssh_key || log_warning "任务12失败，继续执行后续任务"
|
||
|
||
# 任务13: 添加定时任务
|
||
execute_task "task_13" "添加定时任务" task_13_add_cron || log_warning "任务13失败，继续执行后续任务"
|
||
|
||
echo
|
||
echo "========================================"
|
||
echo -e "${GREEN}初始化完成！${NC}"
|
||
echo "========================================"
|
||
echo
|
||
echo "重要提示："
|
||
echo "1. 请重新登录或执行 'su - kairee' 以使 Docker 组权限生效"
|
||
echo "2. 如果下载了数据包，请检查 /data 目录内容是否正确"
|
||
echo "3. SSH 配置已更新，请测试远程连接是否正常"
|
||
echo "4. 可以使用 'sudo -u kairee -i' 切换到 kairee 用户"
|
||
echo "5. SSH 密钥已生成（kairee 用户）: /data/home/kairee/.ssh/id_ed25519"
|
||
if sudo -u kairee crontab -l 2>/dev/null | grep -q "/data/scripts/certs.sh"; then
|
||
CRON_TIME=$(sudo -u kairee crontab -l 2>/dev/null | grep "/data/scripts/certs.sh" | awk '{print $2":"$1}')
|
||
echo "6. 定时任务（kairee 用户）: 每天 $CRON_TIME 执行 certs.sh"
|
||
else
|
||
echo "6. 定时任务未配置（可能因为 /data/scripts/certs.sh 不存在）"
|
||
fi
|
||
echo
|
||
echo "状态文件: $STATUS_FILE"
|
||
echo "如需重新执行某个任务，可以编辑状态文件删除对应的任务ID"
|
||
echo
|
||
|
||
# 清理密码变量
|
||
unset USER_PASSWORD
|
||
unset USER_PASSWORD_CONFIRM
|
||
unset REMOTE_SSH_PASSWORD
|