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core: 优化注释/代码
This commit is contained in:
bin456789
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4ce85719d4
commit
25ded1a10d
@ -87,7 +87,7 @@ done
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# 等待 udhcpc 创建 /etc/resolv.conf
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# 好像只有 dhcpv4 会创建 resolv.conf
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if { $dhcpv4 || $dhcpv6_or_slaac; } && [ ! -e /etc/resolv.conf ]; then
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echo "waiting for /etc/resolv.conf"
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echo "Waiting for /etc/resolv.conf..."
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sleep 5
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fi
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58
reinstall.sh
58
reinstall.sh
@ -34,7 +34,7 @@ EOF
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}
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info() {
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upper=$(echo "$*" | tr '[:lower:]' '[:upper:]')
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upper=$(to_upper <<<"$@")
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echo_color_text '\e[32m' "***** $upper *****"
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}
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@ -60,17 +60,19 @@ error_and_exit() {
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curl() {
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# 添加 -f, --fail，不然 404 退出码也为0
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command curl --connect-timeout 5 --retry 2 --retry-delay 1 -f "$@"
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# 32位 cygwin 已停止更新，证书可能有问题，先添加 --insecure
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command curl --insecure --connect-timeout 5 --retry 2 --retry-delay 1 -f "$@"
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}
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is_in_china() {
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if [ -z $_is_in_china ]; then
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# https://geoip.fedoraproject.org/city # 不支持 ipv6
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# https://geoip.ubuntu.com/lookup # 不支持 ipv6
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curl -L http://www.cloudflare.com/cdn-cgi/trace | grep -qx 'loc=CN'
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_is_in_china=$?
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curl -L http://www.cloudflare.com/cdn-cgi/trace |
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grep -qx 'loc=CN' && _is_in_china=true ||
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_is_in_china=false
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fi
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return $_is_in_china
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$_is_in_china
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}
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is_in_windows() {
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@ -125,18 +127,28 @@ get_host_by_url() {
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cut -d/ -f3 <<<$1
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}
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get_function_content() {
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declare -f "$1" | sed '1d;2d;$d'
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}
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insert_into_file() {
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file=$1
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location=$2
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regex_to_find=$3
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line_num=$(grep -E -n "$regex_to_find" "$file" | cut -d: -f1)
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if [ "$location" = before ]; then
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line_num=$((line_num - 1))
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elif ! [ "$location" = after ]; then
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found_count=$(echo "$line_num" | wc -l)
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if [ ! "$found_count" -eq 1 ]; then
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return 1
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fi
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case "$location" in
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before) line_num=$((line_num - 1)) ;;
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after) ;;
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*) return 1 ;;
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esac
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sed -i "${line_num}r /dev/stdin" "$file"
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}
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@ -182,7 +194,7 @@ test_url_real() {
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# 有些 file 版本输出的是 # ISO 9660 CD-ROM filesystem data ，要去掉开头的井号
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install_pkg file
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real_type=$(file -b $tmp_file | sed 's/^# //' | cut -d' ' -f1 | tr '[:upper:]' '[:lower:]')
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real_type=$(file -b $tmp_file | sed 's/^# //' | cut -d' ' -f1 | to_lower)
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[ -n "$var_to_eval" ] && eval $var_to_eval=$real_type
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if ! grep -wo "$real_type" <<<"$expect_type"; then
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@ -230,12 +242,13 @@ is_virt() {
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for name in ComputerSystem BIOS BaseBoard; do
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wmic $name | grep -Eiw $vmstr && return 0
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done
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wmic /namespace:'\\root\cimv2' PATH Win32_Fan | head -1 | grep -q -v Name
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wmic /namespace:'\\root\cimv2' PATH Win32_Fan 2>/dev/null | head -1 | grep -q -v Name
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else
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# aws t4g debian 11 systemd-detect-virt 为 none，即使装了dmidecode
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# aws t4g debian 11
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# systemd-detect-virt: 为 none，即使装了dmidecode
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# virt-what: 未装 deidecode时结果为空，装了deidecode后结果为aws
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# 所以综合两个命令的结果来判断
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if is_have_cmd systemd-detect-virt && systemd-detect-virt; then
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if is_have_cmd systemd-detect-virt && systemd-detect-virt -v; then
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return 0
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fi
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# debian 安装 virt-what 不会自动安装 dmidecode，因此结果有误
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@ -306,7 +319,7 @@ setos() {
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eval ${step}_initrd=$mirror/initrd.gz
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eval ${step}_ks=$confhome/debian.cfg
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is_virt && flavour=-cloud
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is_virt && flavour=-cloud || flavour=
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# 甲骨文 debian 10 amd64 cloud 内核 vnc 没有显示
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[ "$releasever" -eq 10 ] && [ "$basearch_alt" = amd64 ] && flavour=
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# shellcheck disable=SC2034
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@ -545,7 +558,7 @@ verify_os_name() {
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'dd'; do
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ds=$(awk '{print $1}' <<<"$os")
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vers=$(awk '{print $2}' <<<"$os" | sed 's \. \\\. g')
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finalos=$(echo "$@" | tr '[:upper:]' '[:lower:]' | sed -n -E "s,^($ds)[ :-]?(|$vers)$,\1:\2,p")
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finalos=$(echo "$@" | to_lower | sed -n -E "s,^($ds)[ :-]?(|$vers)$,\1:\2,p")
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if [ -n "$finalos" ]; then
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distro=$(echo $finalos | cut -d: -f1)
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releasever=$(echo $finalos | cut -d: -f2)
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@ -581,6 +594,7 @@ verify_os_args() {
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get_cmd_path() {
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# arch 云镜像不带 which
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# command -v 包括脚本里面的方法
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# ash 无效
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type -f -p $1
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}
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@ -1177,16 +1191,20 @@ EOF
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# udhcpc: bound
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# udhcpc6: deconfig
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# udhcpc6: bound
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insert_into_file usr/share/udhcpc/default.script after 'deconfig\|renew\|bound' <<EOF
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if [ "\$1" = deconfig ]; then
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# shellcheck disable=SC2154
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udhcpc() {
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if [ "$1" = deconfig ]; then
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return
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fi
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if [ "\$1" = bound ] && [ -n "\$ipv6" ]; then
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ip -6 addr add \$ipv6 dev \$interface
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ip link set dev \$interface up
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if [ "$1" = bound ] && [ -n "$ipv6" ]; then
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ip -6 addr add "$ipv6" dev "$interface"
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ip link set dev "$interface" up
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return
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fi
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EOF
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}
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get_function_content udhcpc |
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insert_into_file usr/share/udhcpc/default.script after 'deconfig\|renew\|bound'
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# hack 4 网络配置
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collect_netconf
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79
trans.sh
79
trans.sh
@ -100,11 +100,13 @@ download() {
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update_part() {
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{
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set +e
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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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set -e
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} 2>/dev/null || true
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}
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@ -168,6 +170,7 @@ get_ttys() {
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get_xda() {
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# 排除只读盘，vda 放前面
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# 有的机器有sda和vda，vda是主硬盘，另一个盘是只读
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# TODO: 找出容量最大的？
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for _xda in vda xda sda hda xvda nvme0n1; do
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if [ -e "/sys/class/block/$_xda/ro" ] &&
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[ "$(cat /sys/class/block/$_xda/ro)" = 0 ]; then
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@ -240,11 +243,13 @@ EOF
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clear_previous() {
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{
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# TODO: fuser and kill
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set +e
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qemu_nbd -d /dev/nbd0
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swapoff -a
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# alpine 自带的umount没有-R，除非安装了util-linux
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umount -R /iso /wim /installer /os/installer /os /nbd /nbd-boot /nbd-efi /mnt
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umount /iso /wim /installer /os/installer /os /nbd /nbd-boot /nbd-efi /mnt
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set -e
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} 2>/dev/null || true
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}
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@ -274,7 +279,7 @@ get_ra_to() {
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get_netconf_to() {
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case "$1" in
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slaac | dhcpv6 | rdnss) get_ra_to ra ;;
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slaac | dhcpv6 | rdnss | is_in_china) get_ra_to ra ;;
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esac
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# shellcheck disable=SC2154
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@ -288,6 +293,12 @@ get_netconf_to() {
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eval "$1='$res'"
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}
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is_in_china() {
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get_netconf_to is_in_china
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# shellcheck disable=SC2154
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[ "$is_in_china" = 1 ]
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}
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# 有 dhcpv4 不等于有网关，例如 vultr 纯 ipv6
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# 没有 dhcpv4 不等于是静态ip，可能是没有 ip
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is_dhcpv4() {
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@ -545,8 +556,26 @@ EOF
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printf 'y' | setup-disk -m sys -k $kernel_flavor -s 0 /dev/$xda
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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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size=''
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if wget --spider -S $url -o /tmp/headers.log; then
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# 网址重定向可能得到多个 Content-Length, 选最后一个
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set -o pipefail
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if size=$(grep 'Content-Length:' /tmp/headers.log |
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tail -1 | awk '{print $2}'); then
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eval "$var_name='$size'"
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fi
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set +o pipefail
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else
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error_and_exit "Can't access $url"
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fi
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}
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# shellcheck disable=SC2154
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install_dd() {
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dd_gzip_xz() {
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case "$img_type" in
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gzip) prog=gzip ;;
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xz) prog=xz ;;
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@ -568,7 +597,7 @@ is_xda_gt_2t() {
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create_part() {
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# 目标系统非 alpine 和 dd
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# 脚本开始
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apk add util-linux aria2 grub udev hdparm e2fsprogs curl parted
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apk add util-linux udev hdparm e2fsprogs parted
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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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@ -581,24 +610,22 @@ create_part() {
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partx -d /dev/$xda || true
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# 清除分区签名
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wipefs -a /dev/$xda
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# TODO: 先检测iso链接/各种链接
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# wipefs -a /dev/$xda
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# xda*1 星号用于 nvme0n1p1 的字母 p
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# shellcheck disable=SC2154
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if [ "$distro" = windows ]; then
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if ! wget --spider -S $iso 2>/tmp/headers.log; then
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error_and_exit "Can't access Windows iso."
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fi
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# 按iso容量计算分区大小，512m用于驱动和文件系统自身占用
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# 网址重定向可能得到多个 Content-Length, 选最后一个
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part_size=$(grep 'Content-Length:' /tmp/headers.log | tail -1 | awk '{print int($2/1024/1024+512)}')
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if [ -z "$part_size" ]; then
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get_http_file_size_to size_bytes $iso
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if [ -n "$size_bytes" ]; then
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# 按iso容量计算分区大小，512m用于驱动和文件系统自身占用
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part_size="$((size_bytes / 1024 / 1024 + 512))MiB"
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else
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# 默认值，最大的iso 23h2 需要7g
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part_size=$((7 * 1024))
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part_size="$((7 * 1024))MiB"
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fi
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apk add ntfs-3g-progs virt-what wimlib rsync dos2unix
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apk add ntfs-3g-progs virt-what wimlib rsync
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# 虽然ntfs3不需要fuse，但wimmount需要，所以还是要保留
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modprobe fuse ntfs3
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if is_efi; then
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@ -608,8 +635,8 @@ create_part() {
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mklabel gpt \
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mkpart '" "' fat32 1MiB 1025MiB \
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mkpart '" "' fat32 1025MiB 1041MiB \
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mkpart '" "' ext4 1041MiB -${part_size}MiB \
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mkpart '" "' ntfs -${part_size}MiB 100% \
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mkpart '" "' ext4 1041MiB -${part_size} \
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mkpart '" "' ntfs -${part_size} 100% \
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set 1 boot on \
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set 2 msftres on \
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set 3 msftdata on
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@ -623,8 +650,8 @@ create_part() {
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# bios
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parted /dev/$xda -s -- \
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mklabel msdos \
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mkpart primary ntfs 1MiB -${part_size}MiB \
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mkpart primary ntfs -${part_size}MiB 100% \
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mkpart primary ntfs 1MiB -${part_size} \
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mkpart primary ntfs -${part_size} 100% \
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set 1 boot on
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update_part /dev/$xda
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@ -661,6 +688,7 @@ create_part() {
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mkfs.ext4 -F -L installer /dev/$xda*3 #3 installer
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fi
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else
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# 最大的 qcow2 是 centos8，1.8g
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# gentoo 的镜像解压后是 3.5g，因此设置 installer 分区 1g，这样才能在5g硬盘上安装
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[ "$distro" = gentoo ] && installer_part_size=1GiB || installer_part_size=2GiB
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parted /dev/$xda -s -- \
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@ -1264,7 +1292,7 @@ EOF
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dd_qcow() {
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if true; then
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modprobe nbd
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modprobe nbd nbds_max=1
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qemu_nbd -c /dev/nbd0 $qcow_file
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# 检查最后一个分区是否是 btrfs
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@ -1326,6 +1354,7 @@ dd_qcow() {
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3)
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# 用 pv
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apk add pv
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echo "Start DD Cloud Image..."
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pv -f /dev/nbd0 | dd of=/dev/$xda bs=1M skip=1 seek=1 iflag=fullblock
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;;
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esac
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@ -1498,7 +1527,7 @@ install_windows() {
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# arch_xen xen驱动 x86 x64
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# 将 wim 的 arch 转为驱动和应答文件的 arch
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arch_wim=$(wiminfo $install_wim 1 | grep Architecture: | awk '{print $2}' | tr '[:upper:]' '[:lower:]')
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arch_wim=$(wiminfo $install_wim 1 | grep Architecture: | awk '{print $2}' | to_lower)
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case "$arch_wim" in
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x86)
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arch=x86
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@ -1533,7 +1562,6 @@ install_windows() {
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# aws nitro
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# 只有 x64 位驱动
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# https://docs.aws.amazon.com/zh_cn/AWSEC2/latest/WindowsGuide/migrating-latest-types.html
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apk add unzip
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if is_win7_or_win2008r2; then
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download https://s3.amazonaws.com/ec2-windows-drivers-downloads/NVMe/1.3.2/AWSNVMe.zip $drv/AWSNVMe.zip
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download https://s3.amazonaws.com/ec2-windows-drivers-downloads/ENA/x64/2.2.3/AwsEnaNetworkDriver.zip $drv/AwsEnaNetworkDriver.zip
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@ -1550,7 +1578,7 @@ install_windows() {
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# 只有 64 位驱动
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# 未测试
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# https://docs.aws.amazon.com/zh_cn/AWSEC2/latest/WindowsGuide/Upgrading_PV_drivers.html
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apk add unzip msitools
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apk add msitools
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if is_win7_or_win2008r2; then
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download https://s3.amazonaws.com/ec2-windows-drivers-downloads/AWSPV/8.3.5/AWSPVDriver.zip $drv/AWSPVDriver.zip
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@ -1583,7 +1611,7 @@ install_windows() {
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# virtio
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# x86 x64 arm64 都有
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# https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/stable-virtio/
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case $(echo "$image_name" | tr '[:upper:]' '[:lower:]') in
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case $(echo "$image_name" | to_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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@ -1626,7 +1654,7 @@ install_windows() {
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# 没有 vista 驱动
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# 没有专用的 win11 驱动
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case $(echo "$image_name" | tr '[:upper:]' '[:lower:]') in
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case $(echo "$image_name" | to_lower) in
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'windows server 2022'*) sys_gce=win10.0 ;;
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'windows server 2019'*) sys_gce=win10.0 ;;
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'windows server 2016'*) sys_gce=win10.0 ;;
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@ -1842,7 +1870,8 @@ EOF
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# 脚本入口
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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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# do 机器第二次运行会报错
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hwclock -s || true
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# 设置密码，安装并打开 ssh
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echo root:123@@@ | chpasswd
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