267 lines
8.8 KiB
Bash
267 lines
8.8 KiB
Bash
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#!/bin/sh
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# 定义颜色输出函数
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red() { echo -e "\033[31m\033[01m$1\033[0m"; }
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green() { echo -e "\033[32m\033[01m$1\033[0m"; }
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greeninfo() { echo -e "\033[32m\033[01m[INFO] $1\033[0m"; }
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blueinfo() { echo -e "\033[32m\033[01m$1\033[0m"; }
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yellow() { echo -e "\033[33m\033[01m$1\033[0m"; }
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blue() { echo -e "\033[34m\033[01m$1\033[0m"; }
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light_magenta() { echo -e "\033[95m\033[01m$1\033[0m"; }
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light_yellow() { echo -e "\033[93m\033[01m$1\033[0m"; }
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purple() { echo -e "\033[38;5;141m$1\033[0m"; }
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cyan() { echo -e "\033[38;2;0;255;255m$1\033[0m"; }
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install_depends_apps() {
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cyan "正在安装必备工具...."
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opkg update >/dev/null 2>&1
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for pkg in lsblk fdisk; do
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if opkg list-installed | grep -qw "$pkg"; then
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cyan "$pkg 已安装。"
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else
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if opkg install "$pkg" >/dev/null 2>&1; then
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green "$pkg 安装成功。"
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else
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red "$pkg 安装失败。"
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exit 1
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fi
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fi
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done
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}
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# 切换到原厂OPKG
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switch_glinet_opkg() {
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cp /etc/opkg/distfeeds.conf /etc/opkg/distfeeds.conf.bk
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mt3000_opkg="https://cafe.cpolar.cn/wkdaily/gl-inet-onescript/raw/branch/master/mt-3000/distfeeds.conf"
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wget -O /etc/opkg/distfeeds.conf ${mt3000_opkg}
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}
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# 切换到iStoreOS的OPKG
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switch_istoreos_opkg(){
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cp /etc/opkg/distfeeds.conf.bk /etc/opkg/distfeeds.conf
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}
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# 卸载USB设备
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unmount_usb_device() {
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for mount in $(mount | grep "$1" | awk '{print $3}'); do
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yellow "正在尝试卸载U盘挂载点：$mount"
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umount $mount || {
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red "警告：无法卸载挂载点 $mount。可能有文件正在被访问或权限不足。"
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exit 1
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}
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blueinfo "U盘挂载点 $mount 卸载成功。"
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done
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}
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# 创建分区
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create_and_format_partitions() {
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local device=$1
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# 使用fdisk -l获取设备的总容量（以字节为单位）并转换为GB
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local total_bytes=$(fdisk -l $device | grep "Disk $device:" | awk '{print $5}')
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local total_gb=$(echo "$total_bytes" | awk '{print int($1/(1024*1024*1024))}')
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if [ -n "$CUSTOM_OPKG_SIZE" ]; then
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part1_gb=$CUSTOM_OPKG_SIZE
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yellow "U盘总容量约为 $total_gb GB,您设置的自定义软件包大小为 ${part1_gb}GB。"
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else
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# 计算10%的大小，以GB为单位
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part1_gb=$((total_gb / 10))
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yellow "U盘总容量约为 $total_gb GB,第一分区大小设置为U盘容量的10% 即 ${part1_gb}GB。"
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fi
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green "计划将第一分区分配给软件包 其大小为 ${part1_gb}GB"
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cyan "没错～你没有看错,让我们任性的告别 容 量 焦 虑！"
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# 创建分区并分配空间
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{
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echo g # 创建一个新的空DOS分区表
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echo n # 添加一个新分区
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echo p # 主分区
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echo 1 # 分区号1
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echo # 第一个可用扇区（默认）
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echo +${part1_gb}G # 为第一个分区分配计算出的GB数
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echo n # 添加第二个新分区
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echo p # 主分区
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echo 2 # 分区号2
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echo # 第一个可用扇区（默认，自动）
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echo # 最后一个扇区（默认，使用剩余空间）
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echo w # 写入并退出
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} | fdisk $device >/dev/null 2>&1
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# 给系统一点时间来识别新分区
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sleep 5
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# 格式化第一个分区为EXT4
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local new_partition1="${device}1"
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cyan "正在将 $new_partition1 格式化为EXT4文件系统..."
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mkfs.ext4 -F $new_partition1 >/dev/null 2>&1
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cyan "$new_partition1 已成功格式化为EXT4文件系统。"
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green "第2分区 ${device}2 暂不格式化,未来您可分配给docker使用"
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}
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# 换区到U盘/移动硬盘
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change_overlay_usb() {
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custom_package_size
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install_depends_apps
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blueinfo "现在开始查找USB设备分区 请稍后......"
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local USB_PARTITION=$(lsblk -dn -o NAME,TRAN | awk '$2=="usb" {print "/dev/"$1; exit}')
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if [ -z "$USB_PARTITION" ]; then
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red "未找到USB磁盘。"
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exit 1
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fi
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yellow "找到USB磁盘 $USB_PARTITION"
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# 清零磁盘开始部分以清除分区表和文件系统签名
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dd if=/dev/zero of=$USB_PARTITION bs=1M count=10
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sync
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# 卸载所有与该磁盘相关的挂载点
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unmount_usb_device "$USB_PARTITION"
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red "正在将U盘${USB_PARTITION}分为2个区 ..."
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create_and_format_partitions "$USB_PARTITION"
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# U盘分区的挂载点
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MOUNT_POINT="/mnt/usb_overlay"
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# 临时目录用于复制数据
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TMP_DIR="/tmp/overlay_backup"
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# 创建挂载点目录
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mkdir -p $MOUNT_POINT
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# 挂载U盘分区
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cyan "重新挂载第一分区 ${USB_PARTITION}1 到 $MOUNT_POINT"
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mount ${USB_PARTITION}1 $MOUNT_POINT >/dev/null 2>&1
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# 创建临时目录用于备份overlay数据
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mkdir -p $TMP_DIR
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# 复制当前overlay到临时目录
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cp -a /overlay/. $TMP_DIR
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# 将临时目录的数据复制到U盘
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blueinfo "正在拷贝 当前系统文件到U盘"
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cp -a $TMP_DIR/. $MOUNT_POINT
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# 更新fstab配置，以便在启动时自动挂载U盘为overlay
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blueinfo "正在更新启动时的配置文件"
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uci set fstab.overlay=mount
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uci set fstab.overlay.uuid="$(blkid -o value -s UUID ${USB_PARTITION}1)"
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uci set fstab.overlay.target="/overlay"
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uci commit fstab
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# 清理临时目录
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rm -rf $TMP_DIR
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cp /etc/config/fstab $MOUNT_POINT/fstab.bak
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cyan "overlay更换分区完成 重启验证是否成功."
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red "是否立即重启？(y/n)"
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read -r answer
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if [ "$answer" = "y" ] || [ -z "$answer" ]; then
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red "正在重启..."
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reboot
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else
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yellow "您选择了不重启"
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fi
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}
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# 判断分区大小
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check_overlay_size() {
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# 使用df命令获取/overlay分区的总大小（以1K块为单位）
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OVERLAY_SIZE=$(df /overlay | awk '/\/overlay/{print $2}')
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# 将1GB转换为1K块单位，即1GB = 1*1024*1024 1K块
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ONE_GB_IN_1K_BLOCKS=$((1024 * 1024))
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# 比较/overlay分区的大小是否大于1GB
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if [ "$OVERLAY_SIZE" -gt "$ONE_GB_IN_1K_BLOCKS" ]; then
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yellow "检测到您已经换区到U盘啦,可以继续"
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else
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echo "您还没有换区到U盘,请先执行选项1."
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exit 1
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fi
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}
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# 安装 Docker 和 dockerd
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install_docker() {
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switch_glinet_opkg
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check_overlay_size
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green "正在更新 OPKG 软件包..."
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opkg update >/dev/null 2>&1
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cyan "正在安装 Docker 及相关服务...请耐心等待一会...大约需要1-2分钟\n"
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opkg install luci-app-dockerman >/dev/null 2>&1
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opkg install luci-i18n-dockerman-zh-cn >/dev/null 2>&1
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opkg install dockerd --force-depends >/dev/null 2>&1
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switch_istoreos_opkg
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cyan "Docker 运行环境部署完成 重启后生效\n"
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red "正在重启..."
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reboot
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}
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# 重新绑定
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rebind_usb_overlay() {
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cyan "正在重新绑定U盘设备...."
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if opkg list-installed | grep -qw "lsblk"; then
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echo
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else
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opkg update >/dev/null 2>&1
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if opkg install "lsblk" >/dev/null 2>&1; then
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echo
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else
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red "$pkg 安装失败。"
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exit 1
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fi
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fi
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local USB_DEVICE=$(lsblk -dn -o NAME,RM,TYPE | awk '$2=="1" && $3=="disk" {print "/dev/"$1; exit}')
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if [ -z "$USB_DEVICE" ]; then
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red "未找到USB磁盘。"
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exit 1
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fi
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uci set fstab.overlay=mount
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uci set fstab.overlay.uuid="$(blkid -o value -s UUID ${USB_DEVICE}1)"
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uci set fstab.overlay.target="/overlay"
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uci commit fstab
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green "重新绑定成功！ 重启后生效"
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red "正在重启..."
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reboot
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}
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#自定义软件包的大小
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#默认为U盘容量的10%
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custom_package_size() {
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while :; do
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echo "请输入想分配的软件包的大小(数字,单位:GB):"
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read size
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# 检查输入是否为数字
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if [[ $size =~ ^[0-9]+$ ]]; then
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CUSTOM_OPKG_SIZE=$size
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yellow "已设置软件包大小为:$CUSTOM_OPKG_SIZE GB"
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break # 跳出循环
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else
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red "错误: 请输入一个有效的数字。"
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fi
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done
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}
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while true; do
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clear
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echo "***********************************************************************"
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green " MT-3000 软件包更换分区助手 "
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echo "**********************************************************************"
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echo
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cyan " 1. MT-3000 一键更换overlay分区到U盘"
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cyan " 2. MT-3000 安装Docker"
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light_yellow " 3. 重新绑定U盘"
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echo
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echo " Q. 退出本程序"
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echo
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read -p "请选择一个选项: " choice
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echo
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case $choice in
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1)
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change_overlay_usb
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;;
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2)
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install_docker
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;;
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3)
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rebind_usb_overlay
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;;
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q | Q)
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echo "退出"
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exit 0
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;;
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*)
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echo "无效选项，请重新选择。"
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;;
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esac
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read -p "按 Enter 键继续..."
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done
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