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core: nbd 连接和断开后要 sleep 几秒

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bin456789 2023-08-01 21:48:20 +08:00
parent 84f9c30489
commit f62c5ee1c6
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1 changed files with 10 additions and 7 deletions
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@ -172,11 +172,16 @@ EOF
done done
} }
qemu_nbd() {
command qemu-nbd "$@"
sleep 5
}
# 可能脚本不是首次运行，先清理之前的残留 # 可能脚本不是首次运行，先清理之前的残留
clear_previous() { clear_previous() {
{ {
# TODO: fuser and kill # TODO: fuser and kill
qemu-nbd -d /dev/nbd0 qemu_nbd -d /dev/nbd0
swapoff -a swapoff -a
# alpine 自带的umount没有-R，除非安装了util-linux # alpine 自带的umount没有-R，除非安装了util-linux
umount -R /iso /wim /installer /os/installer /os /nbd /nbd-boot /nbd-efi umount -R /iso /wim /installer /os/installer /os /nbd /nbd-boot /nbd-efi
@ -501,8 +506,7 @@ install_cloud_image() {
} }
modprobe nbd modprobe nbd
qemu-nbd -c /dev/nbd0 $qcow_file qemu_nbd -c /dev/nbd0 $qcow_file
sleep 5
os_part=$(lsblk /dev/nbd0p*[0-9] --sort SIZE -no NAME,FSTYPE | grep xfs | tail -1 | cut -d' ' -f1) os_part=$(lsblk /dev/nbd0p*[0-9] --sort SIZE -no NAME,FSTYPE | grep xfs | tail -1 | cut -d' ' -f1)
efi_part=$(lsblk /dev/nbd0p*[0-9] --sort SIZE -no NAME,FSTYPE | grep fat | tail -1 | cut -d' ' -f1) efi_part=$(lsblk /dev/nbd0p*[0-9] --sort SIZE -no NAME,FSTYPE | grep fat | tail -1 | cut -d' ' -f1)
@ -559,8 +563,7 @@ install_cloud_image() {
# 取消挂载 nbd # 取消挂载 nbd
umount /nbd/ /nbd-boot/ /nbd-efi/ || true umount /nbd/ /nbd-boot/ /nbd-efi/ || true
qemu-nbd -d /dev/nbd0 qemu_nbd -d /dev/nbd0
sleep 5
# 创建 swap # 创建 swap
rm -rf /installer/* rm -rf /installer/*
@ -666,7 +669,7 @@ EOF
# debian ubuntu arch # debian ubuntu arch
if true; then if true; then
modprobe nbd modprobe nbd
qemu-nbd -c /dev/nbd0 $qcow_file qemu_nbd -c /dev/nbd0 $qcow_file
# 将前1M dd到内存 # 将前1M dd到内存
dd if=/dev/nbd0 of=/first-1M bs=1M count=1 dd if=/dev/nbd0 of=/first-1M bs=1M count=1
@ -690,7 +693,7 @@ EOF
;; ;;
esac esac
qemu-nbd -d /dev/nbd0 qemu_nbd -d /dev/nbd0
else else
# 将前1M dd到内存，将1M之后 dd到硬盘 # 将前1M dd到内存，将1M之后 dd到硬盘
qemu-img dd if=$qcow_file of=/first-1M bs=1M count=1 qemu-img dd if=$qcow_file of=/first-1M bs=1M count=1