forked from yindun/ansible-devops
210 lines
6.3 KiB
Bash
210 lines
6.3 KiB
Bash
#!/bin/bash
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set -e
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# 初始化变量
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OPERATION=""
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VERSION=""
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DOCKER_PACKAGES="docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin"
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# 提取版本号（如从"5:28.4.0-1~ubuntu.24.04~noble"中提取"28.4.0"）
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EXTRACT_VERSION=$(echo "$VERSION" | awk -F'[:-]' '{print $2}')
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# 打印步骤信息（仅关键流程）
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print_step() {
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echo -e "\033[1;34m[*] $1\033[0m"
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}
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# 打印成功信息（最终结果）
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print_success() {
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echo -e "\033[1;32m[+] $1\033[0m"
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}
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# 打印错误信息（仅报错时显示）
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print_error() {
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echo -e "\033[1;31m[-] 错误：$1\033[0m" >&2
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}
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# 解析命令行参数
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parse_args() {
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--install)
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OPERATION="install"
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shift
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;;
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--uninstall)
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OPERATION="uninstall"
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shift
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;;
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--version)
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if [[ -n "$2" && "$2" != --* ]]; then
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VERSION="$2"
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EXTRACT_VERSION=$(echo "$VERSION" | awk -F'[:-]' '{print $2}') # 提前提取版本号
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shift 2
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else
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print_error "缺少版本号，请用 --version 指定（如 5:28.4.0-1~ubuntu.24.04~noble）"
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exit 1
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fi
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;;
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*)
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print_error "未知参数：$1"
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exit 1
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;;
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esac
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done
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# 验证必要参数
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if [[ -z "$OPERATION" ]]; then
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print_error "请指定操作：--install（安装） 或 --uninstall（卸载）"
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exit 1
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fi
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if [[ -z "$VERSION" ]]; then
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print_error "请用 --version 指定Docker版本"
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exit 1
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fi
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}
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# 安装必要依赖（屏蔽冗余日志，仅捕错）
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install_dependencies() {
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print_step "正在安装依赖工具"
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# apt-get 静默执行，日志重定向到/dev/null，仅保留错误输出
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if ! apt-get update -qq >/dev/null 2>&1; then
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print_error "更新软件源失败"
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exit 1
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fi
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if ! apt-get install -qq -y ca-certificates curl gnupg lsb-release >/dev/null 2>&1; then
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print_error "安装依赖（ca-certificates/curl等）失败"
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exit 1
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fi
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print_success "依赖工具安装完成"
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}
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# 添加Docker GPG密钥（自动覆盖，屏蔽日志）
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add_gpg_key() {
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print_step "正在添加Docker GPG密钥"
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mkdir -p /etc/apt/keyrings
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# curl+gpg 静默执行，自动覆盖现有文件
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if ! curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor --yes -o /etc/apt/keyrings/docker.gpg >/dev/null 2>&1; then
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print_error "添加GPG密钥失败（网络或密钥地址异常）"
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exit 1
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fi
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print_success "GPG密钥添加完成"
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}
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# 添加Docker源（屏蔽日志）
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add_docker_repo() {
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print_step "正在配置Docker软件源"
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# 写入源配置，更新源时静默执行
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echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list >/dev/null 2>&1
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if ! apt-get update -qq >/dev/null 2>&1; then
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print_error "更新Docker软件源失败"
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exit 1
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fi
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print_success "Docker软件源配置完成"
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}
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# 安装指定版本Docker（核心：屏蔽安装日志，仅显结果/错误）
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install_docker() {
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print_step "正在安装Docker $EXTRACT_VERSION（版本号：$VERSION）"
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# 构建安装命令：仅docker-ce/cli指定版本，其他包默认最新（兼容依赖）
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install_cmd="apt-get install -qq -y"
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for pkg in $DOCKER_PACKAGES; do
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if [[ $pkg == "docker-ce" || $pkg == "docker-ce-cli" ]]; then
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install_cmd="$install_cmd $pkg=$VERSION"
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else
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install_cmd="$install_cmd $pkg"
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fi
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done
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# 静默安装：日志重定向，仅捕获错误
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if ! eval $install_cmd >/dev/null 2>&1; then
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print_error "Docker安装失败（可能版本不兼容或网络问题）"
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exit 1
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fi
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# 启动并设置开机自启（静默处理）
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if ! systemctl is-active --quiet docker; then
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if ! systemctl start docker >/dev/null 2>&1; then
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print_error "Docker服务启动失败"
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exit 1
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fi
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fi
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if ! systemctl is-enabled --quiet docker; then
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systemctl enable docker >/dev/null 2>&1
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fi
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# 最终验证
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if ! docker --version >/dev/null 2>&1; then
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print_error "Docker安装后验证失败（命令不可用）"
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exit 1
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fi
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print_success "Docker $EXTRACT_VERSION 安装成功！"
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}
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# 卸载指定版本Docker（屏蔽日志）
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uninstall_docker() {
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print_step "正在卸载Docker $EXTRACT_VERSION（版本号：$VERSION）"
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# 停止服务（静默）
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if systemctl is-active --quiet docker; then
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if ! systemctl stop docker >/dev/null 2>&1; then
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print_error "Docker服务停止失败"
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exit 1
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fi
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fi
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# 构建卸载命令：仅指定docker-ce/cli版本，其他包全卸载
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uninstall_cmd="apt-get purge -qq -y"
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for pkg in $DOCKER_PACKAGES; do
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if [[ $pkg == "docker-ce" || $pkg == "docker-ce-cli" ]]; then
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uninstall_cmd="$uninstall_cmd $pkg=$VERSION"
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else
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uninstall_cmd="$uninstall_cmd $pkg"
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fi
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done
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# 静默卸载，清理残留
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if ! eval $uninstall_cmd >/dev/null 2>&1; then
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print_error "Docker卸载失败（可能包依赖冲突）"
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exit 1
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fi
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# 清理数据目录（屏蔽日志）
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rm -rf /var/lib/docker /var/lib/containerd >/dev/null 2>&1
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print_success "Docker $EXTRACT_VERSION 卸载成功！"
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}
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# 主函数（入口）
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main() {
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# 检查root权限
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if [[ $EUID -ne 0 ]]; then
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print_error "请用root用户运行脚本（sudo bash docker.sh ...）"
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exit 1
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fi
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parse_args "$@"
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# 根据操作分支执行
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case "$OPERATION" in
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install)
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install_dependencies
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add_gpg_key
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add_docker_repo
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install_docker
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;;
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uninstall)
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uninstall_docker
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;;
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*)
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print_error "未知操作：$OPERATION"
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exit 1
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;;
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esac
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# 正常退出（状态码0）
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exit 0
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}
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# 启动脚本
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main "$@"
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