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September 2, 2025 09:05
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Proxmox VE 9 NUC grub 복구 스크립트
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| #!/bin/bash | |
| # Proxmox VE 9 NUC grub 복구 스크립트 | |
| echo "===== Proxmox grub 자동 복구 시작 =====" | |
| # 1️⃣ 루트 파티션 / ZFS 자동 감지 | |
| ROOT_PART="" | |
| ZFS_POOL="" | |
| if command -v zpool >/dev/null 2>&1; then | |
| for pool in $(zpool list -H -o name); do | |
| mountpoint=$(zfs get -H -o value mountpoint $pool 2>/dev/null) | |
| if [ "$mountpoint" = "/" ]; then | |
| ZFS_POOL=$pool | |
| ROOT_PART=$pool | |
| echo "ZFS root pool detected: $ZFS_POOL" | |
| break | |
| fi | |
| done | |
| fi | |
| if [ -z "$ROOT_PART" ]; then | |
| ROOT_PART=$(lsblk -o NAME,MOUNTPOINT | grep " /$" | awk '{print $1}' | head -n1) | |
| if [ -z "$ROOT_PART" ]; then | |
| echo "Root partition not detected. Exiting." | |
| exit 1 | |
| fi | |
| echo "Root partition detected: $ROOT_PART" | |
| fi | |
| # 2️⃣ 마운트 | |
| if [ -d /sys/firmware/efi ]; then | |
| MODE="UEFI" | |
| echo "UEFI mode detected." | |
| mount /dev/$ROOT_PART /mnt || { echo "Failed to mount root"; exit 1; } | |
| EFI_PART=$(lsblk -o NAME,FSTYPE,MOUNTPOINT | grep vfat | awk '{print $1}' | head -n1) | |
| if [ -z "$EFI_PART" ]; then | |
| echo "EFI partition not found. Exiting." | |
| exit 1 | |
| fi | |
| mkdir -p /mnt/boot/efi | |
| mount /dev/$EFI_PART /mnt/boot/efi | |
| else | |
| MODE="BIOS" | |
| echo "BIOS mode detected." | |
| mount /dev/$ROOT_PART /mnt || { echo "Failed to mount root"; exit 1; } | |
| fi | |
| # 3️⃣ chroot 설정 | |
| mount --bind /dev /mnt/dev | |
| mount --bind /proc /mnt/proc | |
| mount --bind /sys /mnt/sys | |
| # 4️⃣ grub 재설치 | |
| chroot /mnt /bin/bash << EOF2 | |
| if [ "$MODE" = "UEFI" ]; then | |
| grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=proxmox --recheck | |
| else | |
| grub-install /dev/$ROOT_PART | |
| fi | |
| update-grub | |
| EOF2 | |
| # 5️⃣ 정리 및 재부팅 | |
| umount /mnt/dev | |
| umount /mnt/proc | |
| umount /mnt/sys | |
| if [ "$MODE" = "UEFI" ]; then | |
| umount /mnt/boot/efi | |
| fi | |
| umount /mnt | |
| echo "Grub 복구 완료. 시스템 재부팅 중..." | |
| reboot |
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