mirror of
https://github.com/bin456789/reinstall.git
synced 2025-01-19 04:49:13 +08:00
437 lines
14 KiB
Bash
437 lines
14 KiB
Bash
#!/bin/ash
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# shellcheck shell=dash
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# alpine 默认使用 busybox ash
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# 显示输出到前台
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# 似乎script更优雅，但 alpine 不带 script 命令
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# script -f/dev/tty0
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exec >/dev/tty0 2>&1
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add_community_repo() {
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alpine_ver=$(cut -d. -f1,2 </etc/alpine-release)
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echo http://dl-cdn.alpinelinux.org/alpine/v$alpine_ver/community >>/etc/apk/repositories
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}
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# 提取 finalos/extra 到变量
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for prefix in finalos extra; do
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while read -r line; do
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if [ -n "$line" ]; then
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key=$(echo $line | cut -d= -f1)
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value=$(echo $line | cut -d= -f2-)
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eval "$key='$value'"
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fi
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done <<EOF
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$(xargs -n1 </proc/cmdline | grep "^$prefix" | sed "s/^$prefix\.//")
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EOF
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done
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# 找到主硬盘
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# alpine 不自带lsblk，liveos安装的软件也会被带到新系统，所以不用lsblk
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# xda=$(lsblk -dn -o NAME | grep -E 'nvme0n1|.da')
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# shellcheck disable=SC2010
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xda=$(ls /dev/ | grep -Ex '[shv]da|nvme0n1')
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# arm要手动从硬件同步时间，避免访问https出错
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hwclock -s
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# 安装并打开 ssh
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echo root:123@@@ | chpasswd
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printf '\nyes' | setup-sshd
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# shellcheck disable=SC2154
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if [ "$distro" = "alpine" ]; then
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# 还原改动，不然本脚本会被复制到新系统
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rm -f /etc/local.d/trans.start
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rm -f /etc/runlevels/default/local
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# 网络
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setup-interfaces -a # 生成 /etc/network/interfaces
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rc-update add networking boot
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# 设置
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setup-keymap us us
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setup-timezone -i Asia/Shanghai
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setup-ntp chrony
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# 在 arm netboot initramfs init 中
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# 如果识别到rtc硬件，就往系统添加hwclock服务，否则添加swclock
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# 这个设置也被复制到安装的系统中
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# 但是从initramfs chroot到真正的系统后，是能识别rtc硬件的
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# 所以我们手动改用hwclock修复这个问题
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rc-update del swclock boot
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rc-update add hwclock boot
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# 通过 setup-alpine 安装会多启用几个服务
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# https://github.com/alpinelinux/alpine-conf/blob/c5131e9a038b09881d3d44fb35e86851e406c756/setup-alpine.in#L189
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# acpid | default
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# crond | default
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# seedrng | boot
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# 添加 virt-what 用到的社区仓库
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add_community_repo
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# 如果是 vm 就用 virt 内核
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cp /etc/apk/world /tmp/world.old
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apk add virt-what
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if [ -n "$(virt-what)" ]; then
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kernel_opt="-k virt"
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fi
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# 删除 virt-what 和依赖，不然会带到新系统
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apk del "$(diff /tmp/world.old /etc/apk/world | grep '^+' | sed '1d' | sed 's/^+//')"
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# 重置为官方仓库配置
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true >/etc/apk/repositories
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setup-apkrepos -1
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setup-apkcache /var/cache/apk
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# 安装到硬盘
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# alpine默认使用 syslinux (efi 环境除外)，这里强制使用 grub，方便用脚本再次重装
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export BOOTLOADER="grub"
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printf 'y' | setup-disk -m sys $kernel_opt -s 0 /dev/$xda
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exec reboot
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fi
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download() {
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# 显示 url
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echo $1
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# 阿里云禁止 axel 下载
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# axel https://mirrors.aliyun.com/alpine/latest-stable/releases/x86_64/alpine-netboot-3.17.0-x86_64.tar.gz
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# Initializing download: https://mirrors.aliyun.com/alpine/latest-stable/releases/x86_64/alpine-netboot-3.17.0-x86_64.tar.gz
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# HTTP/1.1 403 Forbidden
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# 先用 axel 下载
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[ -z $2 ] && save="" || save="-o $2"
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if ! axel $1 $save; then
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# 出错再用 curl
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[ -z $2 ] && save="-O" || save="-o $2"
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curl -L $1 $save
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fi
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}
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update_part() {
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hdparm -z $1
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partprobe $1
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partx -u $1
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udevadm settle
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echo 1 >/sys/block/${1#/dev/}/device/rescan
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} 2>/dev/null
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if ! apk add util-linux axel grub udev hdparm e2fsprogs curl parted; then
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echo 'Unable to install package!'
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sleep 1m
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exec reboot
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fi
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# 打开dev才能刷新分区名
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rc-service udev start
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# 反激活 lvm
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# alpine live 不需要
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false && vgchange -an
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# 移除 lsblk 显示的分区
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partx -d /dev/$xda
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disk_size=$(blockdev --getsize64 /dev/$xda)
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disk_2t=$((2 * 1024 * 1024 * 1024 * 1024))
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# xda*1 星号用于 nvme0n1p1 的字母 p
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if [ "$distro" = windows ]; then
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add_community_repo
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apk add ntfs-3g ntfs-3g-progs fuse virt-what wimlib rsync dos2unix
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modprobe fuse
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if [ -d /sys/firmware/efi ]; then
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# efi
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apk add dosfstools
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parted /dev/$xda -s -- \
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mklabel gpt \
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mkpart '" "' fat32 1MiB 1025MiB \
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mkpart '" "' fat32 1025MiB 1041MiB \
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mkpart '" "' ext4 1041MiB -6GiB \
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mkpart '" "' ntfs -6GiB 100% \
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set 1 boot on \
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set 2 msftres on \
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set 3 msftdata on
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update_part /dev/$xda
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mkfs.fat -F 32 -n efi /dev/$xda*1 #1 efi
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echo #2 msr
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mkfs.ext4 -F -L os /dev/$xda*3 #3 os
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mkfs.ntfs -f -F -L installer /dev/$xda*4 #4 installer
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else
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# bios
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parted /dev/$xda -s -- \
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mklabel msdos \
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mkpart primary ntfs 1MiB -6GiB \
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mkpart primary ntfs -6GiB 100% \
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set 1 boot on
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update_part /dev/$xda
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mkfs.ext4 -F -L os /dev/$xda*1 #1 os
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mkfs.ntfs -f -F -L installer /dev/$xda*2 #2 installer
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fi
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else
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# 对于红帽系是临时分区表，安装时除了 installer 分区，其他分区会重建为默认的大小
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# 对于ubuntu是最终分区表，因为 ubuntu 的安装器不能调整个别分区，只能重建整个分区表
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if [ -d /sys/firmware/efi ]; then
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# efi
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apk add dosfstools
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parted /dev/$xda -s -- \
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mklabel gpt \
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mkpart '" "' fat32 1MiB 1025MiB \
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mkpart '" "' ext4 1025MiB -2GiB \
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mkpart '" "' ext4 -2GiB 100% \
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set 1 boot on
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update_part /dev/$xda
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mkfs.fat -F 32 -n efi /dev/$xda*1 #1 efi
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mkfs.ext4 -F -L os /dev/$xda*2 #2 os
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mkfs.ext4 -F -L installer /dev/$xda*3 #3 installer
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elif [ "$disk_size" -ge "$disk_2t" ]; then
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# bios 2t
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parted /dev/$xda -s -- \
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mklabel gpt \
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mkpart '" "' ext4 1MiB 2MiB \
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mkpart '" "' ext4 2MiB -2GiB \
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mkpart '" "' ext4 -2GiB 100% \
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set 1 bios_grub on
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update_part /dev/$xda
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echo #1 bios_boot
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mkfs.ext4 -F -L os /dev/$xda*2 #2 os
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mkfs.ext4 -F -L installer /dev/$xda*3 #3 installer
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else
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# bios
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parted /dev/$xda -s -- \
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mklabel msdos \
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mkpart primary ext4 1MiB -2GiB \
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mkpart primary ext4 -2GiB 100% \
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set 1 boot on
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update_part /dev/$xda
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mkfs.ext4 -F -L os /dev/$xda*1 #1 os
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mkfs.ext4 -F -L installer /dev/$xda*2 #2 installer
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fi
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fi
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update_part /dev/$xda
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# 挂载主分区
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mkdir -p /os
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mount /dev/disk/by-label/os /os
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# 挂载其他分区
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mkdir -p /os/boot/efi
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if [ -d /sys/firmware/efi/ ]; then
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mount /dev/disk/by-label/efi /os/boot/efi
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fi
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mkdir -p /os/installer
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mount /dev/disk/by-label/installer /os/installer
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basearch=$(uname -m)
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case "$basearch" in
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"x86_64") basearch_alt=amd64 ;;
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"aarch64") basearch_alt=arm64 ;;
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esac
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# shellcheck disable=SC2154
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if [ "$distro" = "windows" ]; then
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download $iso /os/windows.iso
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mkdir /iso
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mount /os/windows.iso /iso
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# 下载 virtio 驱动
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if [ "$(virt-what)" = kvm ]; then
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case $(echo "$image_name" | tr '[:upper:]' '[:lower:]') in
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'windows server 2022'*) sys=2k22 ;;
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'windows server 2019'*) sys=2k19 ;;
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'windows server 2016'*) sys=2k16 ;;
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'windows server 2012 R2'*) sys=2k12R2 ;;
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'windows server 2012'*) sys=2k12 ;;
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'windows server 2008 R2'*) sys=2k8R2 ;;
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'windows server 2008'*) sys=2k8 ;;
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'windows 11'*) sys=w11 ;;
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'windows 10'*) sys=w10 ;;
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'windows 8.1'*) sys=w8.1 ;;
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'windows 8'*) sys=w8 ;;
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'windows 7'*) sys=w7 ;;
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esac
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if [ $sys = w7 ]; then
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# https://github.com/virtio-win/virtio-win-pkg-scripts/issues/40
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dir=archive-virtio/virtio-win-0.1.173-9
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else
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dir=stable-virtio
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fi
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download https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/$dir/virtio-win.iso /os/virtio-win.iso
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mkdir /virtio
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mount /os/virtio-win.iso /virtio
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fi
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# efi: 复制boot开头的文件+efi目录到efi分区，复制iso全部文件(除了boot.wim)到installer分区
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# bios: 复制iso全部文件到installer分区
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if [ -d /sys/firmware/efi/ ]; then
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mkdir -p /os/boot/efi/sources/
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/bin/cp -rv /iso/boot* /iso/efi/ /os/boot/efi/
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/bin/cp -rv /iso/sources/boot.wim /os/boot/efi/sources/
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rsync -rv --exclude=/sources/boot.wim /iso/* /os/installer/
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boot_wim=/os/boot/efi/sources/boot.wim
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else
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rsync -rv /iso/* /os/installer/
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boot_wim=/os/installer/sources/boot.wim
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fi
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install_wim=/os/installer/sources/install.wim
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# 修改应答文件
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download $confhome/Autounattend.xml /tmp/Autounattend.xml
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locale=$(wiminfo $install_wim | grep 'Default Language' | head -1 | awk '{print $NF}')
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sed -i "s|%arch%|$basearch_alt|; s|%image_name%|$image_name|; s|%locale%|$locale|" /tmp/Autounattend.xml
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# 修改应答文件，分区配置
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line_num=$(grep -E -n '<ModifyPartitions>' /tmp/Autounattend.xml | cut -d: -f1)
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if [ -d /sys/firmware/efi/ ]; then
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sed -i "s|%installto_partitionid%|3|" /tmp/Autounattend.xml
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cat <<EOF | sed -i "${line_num}r /dev/stdin" /tmp/Autounattend.xml
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<ModifyPartition wcm:action="add">
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<Order>1</Order>
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<PartitionID>1</PartitionID>
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<Format>FAT32</Format>
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</ModifyPartition>
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<ModifyPartition wcm:action="add">
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<Order>2</Order>
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<PartitionID>2</PartitionID>
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</ModifyPartition>
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<ModifyPartition wcm:action="add">
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<Order>3</Order>
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<PartitionID>3</PartitionID>
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<Format>NTFS</Format>
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</ModifyPartition>
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EOF
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else
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sed -i "s|%installto_partitionid%|1|" /tmp/Autounattend.xml
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cat <<EOF | sed -i "${line_num}r /dev/stdin" /tmp/Autounattend.xml
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<ModifyPartition wcm:action="add">
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<Order>1</Order>
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<PartitionID>1</PartitionID>
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<Format>NTFS</Format>
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</ModifyPartition>
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EOF
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fi
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unix2dos /tmp/Autounattend.xml
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# 挂载 boot.wim
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mkdir /wim
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wimmountrw $boot_wim 2 /wim/
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# virtio 驱动
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if [ -d /virtio ]; then
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mkdir /wim/virtio
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find /virtio \
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-ipath "*/$sys/$basearch_alt/*" \
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-not -iname '*.pdb' \
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-not -iname '*.doc' \
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-exec /bin/cp -rf {} /wim/virtio/ \;
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fi
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# win7 要添加 bootx64.efi 到 efi 目录
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[ $basearch = x86_64 ] && boot_efi=bootx64.efi || boot_efi=bootaa64.efi
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if [ -d /sys/firmware/efi/ ] && [ ! -e /os/boot/efi/efi/boot/$boot_efi ]; then
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mkdir -p /os/boot/efi/efi/boot/
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cp /wim/Windows/Boot/EFI/bootmgfw.efi /os/boot/efi/efi/boot/$boot_efi
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fi
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# 复制应答文件
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cp /tmp/Autounattend.xml /wim/
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# 提交修改 boot.wim
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wimunmount --commit /wim/
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# windows 7 没有 invoke-webrequest
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# installer分区盘符不一定是D盘
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# 所以复制 resize.bat 到 install.wim
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image_name=$(wiminfo $install_wim | grep -ix "Name:[[:blank:]]*$image_name" | cut -d: -f2 | xargs)
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wimmountrw $install_wim "$image_name" /wim/
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download $confhome/resize.bat /wim/resize.bat
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wimunmount --commit /wim/
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# 添加引导
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if [ -d /sys/firmware/efi/ ]; then
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apk add efibootmgr
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efibootmgr -c -L "Windows Installer" -d /dev/$xda -p1 -l "\\EFI\\boot\\$boot_efi"
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else
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# 或者用 ms-sys
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apk add grub-bios
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grub-install --boot-directory=/os/boot /dev/$xda
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cat <<EOF >/os/boot/grub/grub.cfg
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set timeout=5
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menuentry "reinstall" {
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search --no-floppy --label --set=root installer
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ntldr /bootmgr
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}
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EOF
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fi
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exec reboot
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fi
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# 安装 grub2
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if [ -d /sys/firmware/efi/ ]; then
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# 注意低版本的grub无法启动f38 arm的内核
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# https://forums.fedoraforum.org/showthread.php?330104-aarch64-pxeboot-vmlinuz-file-format-changed-broke-PXE-installs
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apk add grub-efi efibootmgr
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grub-install --efi-directory=/os/boot/efi --boot-directory=/os/boot
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# 添加 netboot 备用
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cd /os/boot/efi || exit
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if [ "$basearch" = aarch64 ]; then
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download https://boot.netboot.xyz/ipxe/netboot.xyz-arm64.efi
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else
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download https://boot.netboot.xyz/ipxe/netboot.xyz.efi
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fi
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else
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apk add grub-bios
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grub-install --boot-directory=/os/boot /dev/$xda
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fi
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# 重新整理 extra，因为grub会处理掉引号，要重新添加引号
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for var in $(grep -o '\bextra\.[^ ]*' /proc/cmdline | xargs); do
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extra_cmdline="$extra_cmdline $(echo $var | sed -E "s/(extra\.[^=]*)=(.*)/\1='\2'/")"
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done
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grub_cfg=/os/boot/grub/grub.cfg
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# 新版grub不区分linux/linuxefi
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# shellcheck disable=SC2154
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if [ "$distro" = "ubuntu" ]; then
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cd /os/installer/ || exit
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download $iso ubuntu.iso
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iso_file=/ubuntu.iso
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# 正常写法应该是 ds="nocloud-net;s=https://xxx/" 但是甲骨文云的ds更优先，自己的ds根本无访问记录
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# $seed 是 https://xxx/
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cat <<EOF >$grub_cfg
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set timeout=5
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menuentry "reinstall" {
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# https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1851311
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# rmmod tpm
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search --no-floppy --label --set=root installer
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loopback loop $iso_file
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linux (loop)/casper/vmlinuz iso-scan/filename=$iso_file autoinstall noprompt noeject cloud-config-url=$ks $extra_cmdline ---
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initrd (loop)/casper/initrd
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}
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EOF
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else
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cd /os/ || exit
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download $vmlinuz
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download $initrd
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cd /os/installer/ || exit
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download $squashfs install.img
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cat <<EOF >$grub_cfg
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set timeout=5
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menuentry "reinstall" {
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search --no-floppy --label --set=root os
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linux /vmlinuz inst.stage2=hd:LABEL=installer:/install.img inst.ks=$ks $extra_cmdline
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initrd /initrd.img
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}
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EOF
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fi
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reboot
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