332 lines
7.7 KiB
Bash
Executable File
332 lines
7.7 KiB
Bash
Executable File
#!/bin/bash
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# Debian 12 Docker 安装脚本 (使用国内源)
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# 从国内镜像源安装 Docker CE
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set -e
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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'
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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} $1"
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}
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# 检查系统要求
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check_system() {
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log_info "检查系统要求..."
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# 检查是否为 Debian 系统
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if ! command -v lsb_release &> /dev/null; then
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apt update && apt install -y lsb-release
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fi
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local distro=$(lsb_release -si)
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local version=$(lsb_release -sr)
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if [[ "$distro" != "Debian" ]]; then
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log_error "此脚本仅支持 Debian 系统"
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exit 1
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fi
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if [[ "${version%%.*}" -lt 10 ]]; then
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log_error "此脚本需要 Debian 10 或更高版本"
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exit 1
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fi
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# 检查架构
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local arch=$(dpkg --print-architecture)
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if [[ "$arch" != "amd64" && "$arch" != "arm64" ]]; then
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log_error "不支持的架构: $arch"
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exit 1
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fi
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log_success "系统检查通过: $distro $version ($arch)"
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}
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# 卸载旧版本
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uninstall_old_versions() {
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log_info "卸载可能存在的旧版本 Docker..."
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# 停止所有运行中的容器
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if command -v docker &> /dev/null; then
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docker stop $(docker ps -aq) 2>/dev/null || true
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fi
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# 卸载旧版本
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apt remove -y docker docker-engine docker.io containerd runc docker-compose 2>/dev/null || true
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# 清理相关文件
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rm -rf /var/lib/docker /etc/docker
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rm -f /etc/apt/sources.list.d/docker.list
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rm -f /etc/apt/keyrings/docker.gpg
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log_success "旧版本清理完成"
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}
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# 安装依赖包
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install_dependencies() {
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log_info "安装依赖包..."
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apt update
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apt install -y \
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ca-certificates \
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curl \
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gnupg \
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lsb-release \
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apt-transport-https \
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software-properties-common
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log_success "依赖包安装完成"
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}
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# 添加 Docker 仓库
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add_docker_repository() {
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log_info "添加 Docker 仓库 (使用清华大学镜像源)..."
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# 创建密钥目录
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mkdir -p /etc/apt/keyrings
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# 下载并添加 GPG 密钥
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curl -fsSL https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/debian/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
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# 添加仓库
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echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/debian $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null
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log_success "Docker 仓库添加完成"
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}
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# 安装 Docker
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install_docker() {
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log_info "安装 Docker CE..."
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# 更新包索引
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apt update
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# 安装 Docker CE
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apt install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
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log_success "Docker CE 安装完成"
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}
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# 配置 Docker
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configure_docker() {
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log_info "配置 Docker..."
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# 创建配置目录
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mkdir -p /etc/docker
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# 配置 daemon.json
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cat > /etc/docker/daemon.json << 'EOF'
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{
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"registry-mirrors": [
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"https://registry.docker-cn.com",
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"https://docker.mirrors.ustc.edu.cn",
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"https://hub-mirror.c.163.com",
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"https://mirror.baidubce.com"
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],
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"log-driver": "json-file",
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"log-opts": {
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"max-size": "100m",
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"max-file": "3"
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},
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"storage-driver": "overlay2",
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"exec-opts": ["native.cgroupdriver=systemd"],
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"iptables": false
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}
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EOF
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# 配置 containerd
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mkdir -p /etc/containerd
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containerd config default | tee /etc/containerd/config.toml > /dev/null
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# 重新加载配置
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systemctl daemon-reload
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log_success "Docker 配置完成"
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}
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# 启动服务
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start_services() {
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log_info "启动 Docker 服务..."
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# 启动服务
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systemctl enable docker
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systemctl enable containerd
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systemctl start docker
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systemctl start containerd
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# 等待服务启动
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sleep 2
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# 检查服务状态
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if systemctl is-active --quiet docker; then
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log_success "Docker 服务启动成功"
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else
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log_error "Docker 服务启动失败"
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journalctl -u docker --no-pager -n 20
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exit 1
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fi
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}
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# 配置用户权限
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configure_user_permissions() {
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log_info "配置用户权限..."
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# 获取当前用户
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local current_user=""
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if [[ -n "$SUDO_USER" ]]; then
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current_user="$SUDO_USER"
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elif [[ -n "$USER" && "$USER" != "root" ]]; then
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current_user="$USER"
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fi
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if [[ -n "$current_user" ]]; then
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# 检查用户是否存在
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if id "$current_user" &>/dev/null; then
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usermod -aG docker "$current_user"
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log_success "已将用户 $current_user 添加到 docker 组"
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log_warning "请重新登录或运行 'newgrp docker' 以使权限生效"
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fi
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fi
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}
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# 测试安装
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test_installation() {
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log_info "测试 Docker 安装..."
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# 检查版本
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local docker_version=$(docker --version)
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local docker_compose_version=$(docker compose version 2>/dev/null || echo "docker-compose plugin")
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log_success "Docker 版本: $docker_version"
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log_info "Docker Compose: $docker_compose_version"
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# 运行测试容器
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log_info "运行测试容器..."
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if docker run --rm hello-world >/dev/null 2>&1; then
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log_success "Docker 测试通过！"
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else
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log_warning "Docker 运行测试失败，但安装可能成功。请检查网络连接。"
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fi
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# 显示使用信息
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cat << 'EOF'
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Docker 安装完成！
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常用命令:
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docker --version # 查看版本
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docker run hello-world # 运行测试容器
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docker ps -a # 查看所有容器
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docker images # 查看镜像
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docker pull <image> # 拉取镜像
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docker build -t <name> . # 构建镜像
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服务管理:
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sudo systemctl start docker # 启动服务
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sudo systemctl stop docker # 停止服务
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sudo systemctl restart docker # 重启服务
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配置说明:
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- 已配置国内镜像加速器
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- 日志轮转已配置 (最大100M，保留3个文件)
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- 使用 overlay2 存储驱动
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- 已启用 systemd cgroup 驱动
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EOF
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}
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# 显示帮助信息
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show_help() {
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cat << EOF
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Debian 12 Docker 安装脚本
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此脚本将从清华大学镜像源安装 Docker CE，并配置国内镜像加速器。
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用法: $0 [选项]
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选项:
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-h, --help 显示此帮助信息
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-f, --force 强制重新安装（不检查现有安装）
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示例:
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$0 # 正常安装
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$0 --force # 强制重新安装
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EOF
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}
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# 主函数
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main() {
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local force_install=false
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# 解析参数
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while [[ $# -gt 0 ]]; do
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case $1 in
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-h|--help)
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show_help
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exit 0
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;;
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-f|--force)
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force_install=true
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shift
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;;
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*)
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log_error "未知选项: $1"
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show_help
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exit 1
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;;
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esac
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done
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# 检查是否为 root 用户
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if [[ $EUID -ne 0 ]]; then
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log_error "请使用 root 用户或 sudo 运行此脚本"
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exit 1
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fi
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# 检查是否已安装
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if command -v docker &> /dev/null && [[ "$force_install" != true ]]; then
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log_warning "Docker 已经安装。如需重新安装，请使用 --force 选项。"
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docker --version
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exit 0
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fi
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log_info "开始安装 Docker CE..."
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echo
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check_system
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uninstall_old_versions
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install_dependencies
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add_docker_repository
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install_docker
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configure_docker
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start_services
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configure_user_permissions
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test_installation
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echo
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log_success "Docker 安装完成！"
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}
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# 执行主函数
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main "$@"
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