mirror of
https://github.com/bin456789/reinstall.git
synced 2025-12-10 15:37:43 +08:00
gentoo: 支持常规安装方法
This commit is contained in:
bin456789
239
trans.sh
239
trans.sh
@ -185,7 +185,7 @@ setup_nginx() {
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get_approximate_ram_size() {
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# lsmem 需要 util-linux
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if is_have_cmd lsmem; then
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if false && is_have_cmd lsmem; then
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ram_size=$(lsmem -b 2>/dev/null | grep 'Total online memory:' | awk '{ print $NF/1024/1024 }')
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fi
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@ -862,6 +862,208 @@ install_alpine() {
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fi
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}
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install_gentoo() {
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os_dir=/os
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# 挂载分区
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if is_efi || is_xda_gt_2t; then
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os_part_num=2
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else
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os_part_num=1
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fi
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mkdir -p /os
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mount -t ext4 /dev/${xda}*${os_part_num} /os
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if is_efi; then
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mkdir -p /os/boot/efi
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mount -t vfat /dev/${xda}*1 /os/boot/efi
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fi
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# 添加 swap
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create_swap_if_ram_less_than 2048 $os_dir/swapfile
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# 解压系统
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apk add tar xz
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# shellcheck disable=SC2154
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download "$img" $os_dir/gentoo.tar.xz
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echo "Uncompressing Gentoo..."
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tar xpf $os_dir/gentoo.tar.xz -C $os_dir --xattrs-include='*.*' --numeric-owner
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rm $os_dir/gentoo.tar.xz
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apk del tar xz
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# dns
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cp -f /etc/resolv.conf $os_dir/etc/resolv.conf
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# 挂载伪文件系统
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mount_pseudo_fs $os_dir
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# 网络配置
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apk add cloud-init
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useradd systemd-network
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touch net.cfg
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create_cloud_init_network_config net.cfg
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# 正常应该是 -D gentoo，但 alpine 的 cloud-init 包缺少 gentoo 配置
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cloud-init devel net-convert -p net.cfg -k yaml -d $os_dir -D alpine -O networkd
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# 删除网卡名匹配
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sed -i '/^Name=/d' $os_dir/etc/systemd/network/10-cloud-init-eth*.network
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rm -rf net.cfg
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apk del cloud-init
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# 修复 onlink 网关
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if is_staticv4 || is_staticv6; then
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fix_sh=cloud-init-fix-onlink.sh
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download $confhome/$fix_sh $os_dir/$fix_sh
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chroot $os_dir bash /$fix_sh
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rm -f $os_dir/$fix_sh
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fi
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# 修改密码
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sed -i 's/enforce=everyone/enforce=none/' $os_dir/etc/security/passwdqc.conf
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echo 'root:123@@@' | chroot $os_dir chpasswd >/dev/null
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sed -i 's/enforce=none/enforce=everyone/' $os_dir/etc/security/passwdqc.conf
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# 下载仓库，选择 profile
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chroot $os_dir emerge-webrsync
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profile=$(
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# 筛选 stable systemd，再选择最短的
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if false; then
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chroot $os_dir eselect profile list | grep stable | grep systemd |
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awk '(NR == 1 || length($2) < length(shortest)) { shortest = $2 } END { print shortest }'
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else
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chroot $os_dir eselect profile list | grep stable | grep systemd |
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awk '{print length($2), $2}' | sort -n | head -1 | awk '{print $2}'
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fi
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)
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echo "Select profile: $profile"
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chroot $os_dir eselect profile set $profile
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# 设置线程
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# 根据 cpu 核数，2G内存一个线程，取最小值
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threads_by_core=$(nproc --all)
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phy_ram=$(get_approximate_ram_size)
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threads_by_ram=$((phy_ram / 2048))
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if [ $threads_by_ram -eq 0 ]; then
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threads_by_ram=1
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fi
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threads=$(printf "%d\n" $threads_by_ram $threads_by_core | sort -n | head -1)
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cat <<EOF >>$os_dir/etc/portage/make.conf
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MAKEOPTS="-j$threads"
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EOF
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# 设置 http repo + binpkg repo
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# https://mirrors.tuna.tsinghua.edu.cn/gentoo/releases/amd64/autobuilds/current-stage3-amd64-systemd-mergedusr/stage3-amd64-systemd-mergedusr-20240317T170433Z.tar.xz
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mirror_short=$(echo "$img" | sed 's,/releases/.*,,')
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mirror_long=$(echo "$img" | sed 's,/autobuilds/.*,,')
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profile_ver=$(chroot $os_dir eselect profile show | grep -Eo '/[0-9.]*/' | cut -d/ -f2)
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if [ "$(uname -m)" = x86_64 ]; then
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if chroot $os_dir ld.so --help | grep supported | grep -q x86-64-v3; then
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binpkg_type=x86-64-v3
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else
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binpkg_type=x86-64
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fi
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else
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binpkg_type=arm64
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fi
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cat <<EOF >>$os_dir/etc/portage/make.conf
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GENTOO_MIRRORS="$mirror_short"
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FEATURES="getbinpkg"
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EOF
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cat <<EOF >$os_dir/etc/portage/binrepos.conf/gentoobinhost.conf
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[binhost]
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priority = 9999
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sync-uri = $mirror_long/binpackages/$profile_ver/$binpkg_type
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EOF
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# 下载公钥
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chroot $os_dir getuto
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# 初始化
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# /etc/locale.gen 不能为空，否则编译 glibc 时会提示生成所有 locale
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# Generating all locales; edit /etc/locale.gen to save time/space
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echo "C.UTF-8 UTF-8" >>$os_dir/etc/locale.gen
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chroot $os_dir locale-gen
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chroot $os_dir systemctl preset-all
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chroot $os_dir systemd-firstboot --force --setup-machine-id
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chroot $os_dir systemd-firstboot --force --timezone=Asia/Shanghai
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# 安装 git
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chroot $os_dir emerge dev-vcs/git
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# 设置 git repo
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if is_in_china; then
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git_uri=https://mirrors.tuna.tsinghua.edu.cn/git/gentoo-portage.git
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else
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# github 不支持 ipv6
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# git_uri=https://github.com/gentoo-mirror/gentoo.git
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git_uri=https://anongit.gentoo.org/git/repo/gentoo.git
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fi
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mkdir -p $os_dir/etc/portage/repos.conf
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cat <<EOF >$os_dir/etc/portage/repos.conf/gentoo.conf
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[gentoo]
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location = /var/db/repos/gentoo
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sync-type = git
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sync-uri = $git_uri
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EOF
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rm -rf $os_dir/var/db/repos/gentoo
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chroot $os_dir emerge --sync
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if [ "$(uname -m)" = x86_64 ]; then
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# https://packages.gentoo.org/packages/sys-block/io-scheduler-udev-rules
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chroot $os_dir emerge sys-block/io-scheduler-udev-rules
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fi
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# 网络
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chroot $os_dir systemctl enable systemd-networkd
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chroot $os_dir systemctl enable systemd-resolved
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# ssh
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chroot $os_dir systemctl enable sshd
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allow_root_password_login $os_dir
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# ntp 用 systemd 自带的
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# TODO: firmware + 微码 + vm agent
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# 内核 + grub
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# TODO: 先判断是否有 binpkg，有的话不修改 GRUB_PLATFORMS
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is_efi && grub_platforms="efi-64" || grub_platforms="pc"
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echo GRUB_PLATFORMS=\"$grub_platforms\" >>$os_dir/etc/portage/make.conf
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echo "sys-kernel/installkernel dracut grub" >$os_dir/etc/portage/package.use/installkernel
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chroot $os_dir emerge sys-kernel/gentoo-kernel-bin
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if is_efi; then
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chroot $os_dir grub-install --efi-directory=/boot/efi --removable
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else
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chroot $os_dir grub-install /dev/$xda
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fi
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# cmdline
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if [ -d $os_dir/etc/default/grub.d ]; then
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file=$os_dir/etc/default/grub.d/cmdline.conf
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else
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file=$os_dir/etc/default/grub
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fi
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ttys_cmdline=$(get_ttys console=)
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echo GRUB_CMDLINE_LINUX=\"$ttys_cmdline\" >>$file
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chroot $os_dir grub-mkconfig -o /boot/grub/grub.cfg
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# fstab
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apk add arch-install-scripts
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genfstab -U $os_dir | sed '/swap/d' >$os_dir/etc/fstab
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apk del arch-install-scripts
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# 删除 resolv.conf，不然 systemd-resolved 无法创建软链接
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rm -f $os_dir/etc/resolv.conf
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# 删除 swap
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swapoff -a
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rm -rf $os_dir/swapfile
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}
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get_http_file_size_to() {
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var_name=$1
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url=$2
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@ -1026,7 +1228,7 @@ create_part() {
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mkfs.ext4 -F -L os /dev/$xda*1 #1 os
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mkfs.ext4 -F -L installer /dev/$xda*2 #2 installer
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fi
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elif [ "$distro" = alpine ]; then
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elif [ "$distro" = alpine ] || [ "$distro" = gentoo ]; then
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if is_efi; then
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# efi
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parted /dev/$xda -s -- \
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@ -1464,6 +1666,7 @@ EOF
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if [ -f $os_dir/etc/gentoo-release ]; then
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# 挂载伪文件系统
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mount_pseudo_fs $os_dir
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cp -f /etc/resolv.conf $os_dir/etc/resolv.conf
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# 在这里修改密码，而不是用cloud-init，因为我们的默认密码太弱
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sed -i 's/enforce=everyone/enforce=none/' $os_dir/etc/security/passwdqc.conf
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@ -1471,14 +1674,10 @@ EOF
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sed -i 's/enforce=none/enforce=everyone/' $os_dir/etc/security/passwdqc.conf
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# 下载仓库，选择 profile
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if [ ! -d $os_dir/var/db/repos/gentoo/ ]; then
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cp -f /etc/resolv.conf $os_dir/etc/resolv.conf
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chroot $os_dir emerge-webrsync
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profile=$(chroot $os_dir eselect profile list |
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grep stable | grep systemd | grep -v desktop | tail -1 | awk '{print $2}')
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chroot $os_dir eselect profile set $profile
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fi
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chroot $os_dir emerge-webrsync
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profile=$(chroot $os_dir eselect profile list | grep stable | grep systemd |
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awk '{print length($2), $2}' | sort -n | head -1 | awk '{print $2}')
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chroot $os_dir eselect profile set $profile
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# 删除 resolv.conf，不然 systemd-resolved 无法创建软链接
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rm -f $os_dir/etc/resolv.conf
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@ -1575,6 +1774,23 @@ create_swap() {
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fi
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}
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# gentoo 常规安装用
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allow_root_password_login() {
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os_dir=$1
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# 允许 root 密码登录
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# arch 没有 /etc/ssh/sshd_config.d/ 文件夹
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# opensuse tumbleweed 有 /etc/ssh/sshd_config.d/ 文件夹，但没有 /etc/ssh/sshd_config，但有/usr/etc/ssh/sshd_config
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if grep 'Include.*/etc/ssh/sshd_config.d' $os_dir/etc/ssh/sshd_config; then
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mkdir -p $os_dir/etc/ssh/sshd_config.d/
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echo 'PermitRootLogin yes' >$os_dir/etc/ssh/sshd_config.d/01-permitrootlogin.conf
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else
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if ! grep -x 'PermitRootLogin yes' $os_dir/etc/ssh/sshd_config; then
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echo 'PermitRootLogin yes' >>$os_dir/etc/ssh/sshd_config
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fi
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fi
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}
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disable_selinux_kdump() {
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os_dir=$1
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releasever=$(awk -F: '{ print $5 }' <$os_dir/etc/system-release-cpe)
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@ -2604,6 +2820,9 @@ elif is_use_cloud_image; then
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resize_after_install_cloud_image
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modify_os_on_disk linux
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fi
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elif [ "$distro" = "gentoo" ]; then
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create_part
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install_gentoo
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else
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# 安装模式: windows windows ubuntu 红帽
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create_part
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