450 lines
12 KiB
Bash
450 lines
12 KiB
Bash
#!/bin/bash
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# Docker 管理脚本
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# 功能：容器管理、端口监控、镜像管理、源配置
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CONFIG_FILE="/etc/docker-manager.conf"
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DOCKER_DAEMON_FILE="/etc/docker/daemon.json"
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BACKUP_DIR="/opt/docker-backup"
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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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# 日志函数
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log() {
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echo -e "${GREEN}[$(date '+%Y-%m-%d %H:%M:%S')]${NC} $1"
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}
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error() {
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echo -e "${RED}[ERROR]${NC} $1"
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}
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warning() {
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echo -e "${YELLOW}[WARNING]${NC} $1"
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}
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# 检查 Docker 是否安装
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check_docker() {
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if ! command -v docker &> /dev/null; then
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error "Docker 未安装，请先安装 Docker"
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exit 1
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fi
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}
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# 初始化配置
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init_config() {
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if [ ! -f "$CONFIG_FILE" ]; then
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mkdir -p $(dirname "$CONFIG_FILE")
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cat > "$CONFIG_FILE" << EOF
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# Docker 管理器配置文件
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DEFAULT_REGISTRY_MIRROR="https://docker.mirrors.ustc.edu.cn"
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BACKUP_ENABLED=true
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AUTO_CLEAN=false
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LOG_RETENTION_DAYS=7
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EOF
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log "配置文件已创建: $CONFIG_FILE"
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fi
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if [ ! -d "$BACKUP_DIR" ]; then
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mkdir -p "$BACKUP_DIR"
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fi
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}
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# 加载配置
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load_config() {
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if [ -f "$CONFIG_FILE" ]; then
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source "$CONFIG_FILE"
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fi
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}
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# 显示菜单
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show_menu() {
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clear
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echo "======================================"
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echo " Docker 容器管理面板"
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echo "======================================"
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echo "1. 查看所有容器状态和端口"
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echo "2. 查看容器详细信息"
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echo "3. 启动/停止/重启容器"
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echo "4. 删除容器"
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echo "5. 查看镜像列表"
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echo "6. 删除镜像"
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echo "7. 清理无用镜像和容器"
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echo "8. 设置 Docker 镜像源"
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echo "9. 备份容器配置"
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echo "10. 恢复容器配置"
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echo "11. 查看资源使用情况"
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echo "12. 退出"
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echo "======================================"
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}
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# 功能1: 查看所有容器状态和端口
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list_containers() {
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log "正在获取容器信息..."
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echo
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echo -e "${BLUE}容器名称\t状态\t端口映射${NC}"
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echo "--------------------------------------"
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docker ps -a --format "table {{.Names}}\t{{.Status}}\t{{.Ports}}" | tail -n +2 | while read line; do
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name=$(echo "$line" | awk '{print $1}')
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status=$(echo "$line" | awk '{print $2}')
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ports=$(echo "$line" | awk '{$1=$2=""; print $0}' | sed 's/^ *//')
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if [[ "$status" == "Up" ]]; then
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echo -e "${GREEN}$name\t$status\t$ports${NC}"
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else
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echo -e "${RED}$name\t$status\t$ports${NC}"
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fi
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done
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}
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# 功能2: 查看容器详细信息
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inspect_container() {
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list_containers
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echo
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read -p "请输入容器名称: " container_name
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if docker inspect "$container_name" &> /dev/null; then
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echo
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log "容器 $container_name 的详细信息:"
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echo "--------------------------------------"
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docker inspect "$container_name" | jq '.[0] | {
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Name: .Name,
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State: .State.Status,
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Running: .State.Running,
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IPAddress: .NetworkSettings.IPAddress,
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Ports: .NetworkSettings.Ports,
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Image: .Config.Image,
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Created: .Created,
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Mounts: .Mounts
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}'
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else
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error "容器 $container_name 不存在"
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fi
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}
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# 功能3: 启动/停止/重启容器
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manage_container() {
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list_containers
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echo
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read -p "请输入容器名称: " container_name
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if docker inspect "$container_name" &> /dev/null; then
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echo
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echo "1. 启动容器"
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echo "2. 停止容器"
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echo "3. 重启容器"
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echo "4. 查看容器日志"
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read -p "请选择操作: " action
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case $action in
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1)
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docker start "$container_name"
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log "容器 $container_name 已启动"
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;;
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2)
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docker stop "$container_name"
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log "容器 $container_name 已停止"
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;;
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3)
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docker restart "$container_name"
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log "容器 $container_name 已重启"
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;;
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4)
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docker logs -f "$container_name"
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;;
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*)
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error "无效选择"
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;;
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esac
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else
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error "容器 $container_name 不存在"
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fi
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}
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# 功能4: 删除容器
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delete_container() {
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list_containers
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echo
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read -p "请输入要删除的容器名称: " container_name
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if docker inspect "$container_name" &> /dev/null; then
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read -p "确定要删除容器 $container_name 吗？(y/N): " confirm
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if [[ $confirm == "y" || $confirm == "Y" ]]; then
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docker rm -f "$container_name"
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log "容器 $container_name 已删除"
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else
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log "操作已取消"
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fi
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else
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error "容器 $container_name 不存在"
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fi
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}
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# 功能5: 查看镜像列表
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list_images() {
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log "镜像列表:"
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echo
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docker images --format "table {{.Repository}}\t{{.Tag}}\t{{.ID}}\t{{.Size}}"
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}
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# 功能6: 删除镜像
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delete_image() {
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list_images
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echo
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read -p "请输入要删除的镜像ID: " image_id
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if docker images --no-trunc | grep -q "$image_id"; then
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read -p "确定要删除镜像 $image_id 吗？(y/N): " confirm
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if [[ $confirm == "y" || $confirm == "Y" ]]; then
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# 检查是否有容器使用此镜像
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if docker ps -a --filter ancestor="$image_id" | grep -q "$image_id"; then
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error "有容器正在使用此镜像，请先删除相关容器"
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return
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fi
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docker rmi "$image_id"
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log "镜像 $image_id 已删除"
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else
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log "操作已取消"
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fi
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else
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error "镜像 $image_id 不存在"
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fi
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}
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# 功能7: 清理无用资源
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cleanup() {
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log "正在清理无用资源..."
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echo
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read -p "是否清理已停止的容器？(y/N): " clean_containers
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if [[ $clean_containers == "y" || $clean_containers == "Y" ]]; then
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stopped_containers=$(docker ps -aq -f status=exited)
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if [ -n "$stopped_containers" ]; then
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docker rm $stopped_containers
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log "已清理已停止的容器"
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else
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log "没有已停止的容器需要清理"
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fi
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fi
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echo
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read -p "是否清理悬空镜像？(y/N): " clean_images
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if [[ $clean_images == "y" || $clean_images == "Y" ]]; then
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dangling_images=$(docker images -q -f dangling=true)
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if [ -n "$dangling_images" ]; then
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docker rmi $dangling_images
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log "已清理悬空镜像"
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else
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log "没有悬空镜像需要清理"
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fi
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fi
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echo
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read -p "是否清理无用网络？(y/N): " clean_networks
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if [[ $clean_networks == "y" || $clean_networks == "Y" ]]; then
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docker network prune -f
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log "已清理无用网络"
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fi
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echo
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read -p "是否清理构建缓存？(y/N): " clean_build_cache
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if [[ $clean_build_cache == "y" || $clean_build_cache == "Y" ]]; then
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docker system prune -f
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log "已清理构建缓存"
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fi
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}
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# 功能8: 设置 Docker 镜像源
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set_registry_mirror() {
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echo
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echo "可用的镜像源:"
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echo "1. 中科大镜像源 (https://docker.mirrors.ustc.edu.cn)"
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echo "2. 阿里云镜像源 (需要自行配置)"
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echo "3. 网易镜像源 (https://hub-mirror.c.163.com)"
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echo "4. 自定义镜像源"
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echo "5. 恢复默认配置"
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read -p "请选择镜像源: " mirror_choice
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case $mirror_choice in
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1)
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registry_mirror="https://docker.mirrors.ustc.edu.cn"
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;;
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2)
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read -p "请输入阿里云镜像源地址: " custom_mirror
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registry_mirror="$custom_mirror"
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;;
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3)
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registry_mirror="https://hub-mirror.c.163.com"
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;;
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4)
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read -p "请输入自定义镜像源地址: " custom_mirror
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registry_mirror="$custom_mirror"
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;;
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5)
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registry_mirror=""
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;;
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*)
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error "无效选择"
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return
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;;
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esac
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# 备份原有配置
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if [ -f "$DOCKER_DAEMON_FILE" ]; then
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cp "$DOCKER_DAEMON_FILE" "$DOCKER_DAEMON_FILE.bak"
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log "原配置已备份到 $DOCKER_DAEMON_FILE.bak"
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fi
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# 创建新的配置
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if [ -n "$registry_mirror" ]; then
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cat > "$DOCKER_DAEMON_FILE" << EOF
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{
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"registry-mirrors": ["$registry_mirror"]
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}
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EOF
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log "已设置镜像源: $registry_mirror"
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else
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# 恢复默认配置
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if [ -f "$DOCKER_DAEMON_FILE" ]; then
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rm "$DOCKER_DAEMON_FILE"
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fi
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log "已恢复默认配置"
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fi
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# 重启 Docker 服务
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echo
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read -p "需要重启 Docker 服务使配置生效，是否继续？(y/N): " restart_docker
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if [[ $restart_docker == "y" || $restart_docker == "Y" ]]; then
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systemctl restart docker
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log "Docker 服务已重启，镜像源设置完成"
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else
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warning "请手动重启 Docker 服务以使配置生效"
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fi
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}
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# 功能9: 备份容器配置
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backup_containers() {
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log "正在备份容器配置..."
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timestamp=$(date +%Y%m%d_%H%M%S)
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backup_file="$BACKUP_DIR/backup_$timestamp.tar.gz"
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# 获取所有容器
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containers=$(docker ps -a --format "{{.Names}}")
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if [ -z "$containers" ]; then
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error "没有找到任何容器"
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return
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fi
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temp_dir=$(mktemp -d)
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for container in $containers; do
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log "备份容器: $container"
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# 导出容器配置
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docker inspect "$container" > "$temp_dir/${container}_inspect.json"
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# 如果容器正在运行，创建提交点
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if docker ps | grep -q "$container"; then
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docker commit -p "$container" "backup_${container}:$timestamp" > /dev/null 2>&1
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fi
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done
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# 打包备份文件
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tar -czf "$backup_file" -C "$temp_dir" .
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rm -rf "$temp_dir"
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log "备份完成: $backup_file"
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}
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# 功能10: 恢复容器配置
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restore_containers() {
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log "可用的备份文件:"
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ls -1 "$BACKUP_DIR"/*.tar.gz 2>/dev/null || echo "没有找到备份文件"
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read -p "请输入备份文件名: " backup_file
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full_path="$BACKUP_DIR/$backup_file"
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if [ ! -f "$full_path" ]; then
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error "备份文件不存在: $full_path"
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return
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fi
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temp_dir=$(mktemp -d)
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tar -xzf "$full_path" -C "$temp_dir"
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for inspect_file in "$temp_dir"/*_inspect.json; do
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if [ -f "$inspect_file" ]; then
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container_name=$(basename "$inspect_file" | sed 's/_inspect.json//')
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log "恢复容器配置: $container_name"
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# 这里可以实现更复杂的恢复逻辑
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cat "$inspect_file" | docker config create "${container_name}_config" - > /dev/null 2>&1
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fi
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done
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rm -rf "$temp_dir"
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log "恢复完成"
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}
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# 功能11: 查看资源使用情况
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show_resources() {
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log "Docker 资源使用情况:"
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echo
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docker system df
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echo
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log "容器资源使用情况:"
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echo
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docker stats --no-stream --format "table {{.Container}}\t{{.Name}}\t{{.CPUPerc}}\t{{.MemUsage}}\t{{.NetIO}}\t{{.BlockIO}}"
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}
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# 主循环
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main() {
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check_docker
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init_config
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load_config
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while true; do
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show_menu
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read -p "请选择功能 (1-12): " choice
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case $choice in
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1) list_containers ;;
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2) inspect_container ;;
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3) manage_container ;;
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4) delete_container ;;
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5) list_images ;;
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6) delete_image ;;
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7) cleanup ;;
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8) set_registry_mirror ;;
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9) backup_containers ;;
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10) restore_containers ;;
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11) show_resources ;;
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12)
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log "再见！"
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exit 0
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;;
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*)
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error "无效选择，请重新输入"
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;;
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esac
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echo
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read -p "按回车键继续..."
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done
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}
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# 脚本入口
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if [ "$(id -u)" -ne 0 ]; then
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error "请使用 root 用户运行此脚本"
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exit 1
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fi
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main
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