From: Guillaume Pellerin <guillaume.pellerin@parisson.com>
Date: Tue, 11 Mar 2025 07:59:57 +0000 (+0100)
Subject: add special script for rescueing from backup
X-Git-Url: https://git.parisson.com/?a=commitdiff_plain;h=f121a9dbf078c85b6e970c95769af76734ca3e67;p=clone-me.git

add special script for rescueing from backup
---

diff --git a/tc_clone_nuc_nv_efi_back.sh b/tc_clone_nuc_nv_efi_back.sh
new file mode 100644
index 0000000..ef71845
--- /dev/null
+++ b/tc_clone_nuc_nv_efi_back.sh
@@ -0,0 +1,150 @@
+#!/bin/bash
+
+set -e
+
+OPTIND=1         # Reset in case getopts has been used previously in the shell.
+
+ROOT="/"
+FS_TYPE="ext4"
+
+DISK=nvme0n1
+EFI_PART="nvme0n1p1"
+ROOT_PART="nvme0n1p2"
+VAR_PART="nvme0n1p3"
+SWAP_PART="nvme0n1p4"
+HOME_PART="nvme0n1p5"
+
+while getopts m:i:p:r:s:d:f flag
+do
+    case "${flag}" in
+        m) MASTER=${OPTARG};;
+        i) ID=${OPTARG};;
+        f) FORMAT=true;;
+        r) ROOT=${OPTARG};;
+        s) SYNC=true;;
+        p) PARTITIONS=${OPTARG};;
+    esac
+done
+
+CLONE=/mnt/$ID
+
+# UMOUNT
+DIR=$CLONE/home
+if [ -d $DIR ]; then
+    umount $DIR
+fi
+DIR=$CLONE/var
+if [ -d $DIR ]; then
+    umount $DIR
+fi
+DIR=$CLONE/boot/efi
+if [ -d $DIR ]; then
+    umount $DIR
+fi
+
+
+if [ ! -d $CLONE ]; then
+ mkdir $CLONE
+fi
+
+
+if [ $PARTITIONS ]; then
+    sfdisk /dev/$DISK < $PARTITIONS
+fi
+
+if [ $FORMAT ]; then
+    mkfs.vfat /dev/$EFI_PART
+    mkfs.$FS_TYPE -q /dev/$ROOT_PART
+    mkswap /dev/$SWAP_PART
+    mkfs.$FS_TYPE -q /dev/$VAR_PART
+    mkfs.$FS_TYPE -q  /dev/$HOME_PART
+fi
+
+
+mount /dev/$ROOT_PART $CLONE
+mkdir -p $CLONE/boot/efi
+mount  /dev/$EFI_PART $CLONE/boot/efi
+
+DEST=$CLONE/var
+if [ ! -d $DEST ]; then
+  mkdir $DEST
+fi
+mount /dev/$VAR_PART $CLONE/var
+
+DEST=$CLONE/home
+if [ ! -d $DEST ]; then
+   mkdir $DEST
+fi
+mount /dev/$HOME_PART $CLONE/home
+
+
+if [ $SYNC ]; then
+    # CLONING
+    echo "rsyncing root..."
+    rsync -a --delete --one-file-system $MASTER:$ROOT/root/ $CLONE/
+
+    echo "rsyncing efi..."
+    rsync -a --one-file-system --delete $MASTER:$ROOT/boot/efi/ $CLONE/boot/efi/
+
+    echo "rsyncing var..."
+    rsync -a --one-file-system --delete $MASTER:$ROOT/var/ $CLONE/var/
+
+    echo "rsyncing home..."
+    rsync -a --one-file-system --exclude "archives/*" --exclude "trash/*" --exclude "monitor/*" --exclude "test/*" --exclude "edit/*" $MASTER:$ROOT/home/ $CLONE/home/
+fi
+
+# FSTAB
+get_uuid () {
+disks=/dev/disk/by-uuid
+for id in `ls $disks`; do
+ part=`readlink -f $disks/$id`
+ if [ $part == /dev/$1 ]; then
+  echo $id
+ fi
+done
+}
+
+uuid=`get_uuid $ROOT_PART`
+echo "UUID=$uuid    /    $FS_TYPE    defaults,errors=remount-ro    0       1" > $CLONE/etc/fstab
+uuid=`get_uuid $EFI_PART`
+echo "UUID=$uuid    /boot/efi    vfat    umask=0077    0       1" >> $CLONE/etc/fstab
+if [ ! $VAR_PART == $ROOT_PART ]; then
+ uuid=`get_uuid $VAR_PART`
+echo "UUID=$uuid    /var    $FS_TYPE    defaults,errors=remount-ro    0       2" >> $CLONE/etc/fstab
+fi
+uuid=`get_uuid $HOME_PART`
+echo "UUID=$uuid    /home    $FS_TYPE    defaults,errors=remount-ro    0       2" >> $CLONE/etc/fstab
+swap_uuid=`get_uuid $SWAP_PART`
+echo "UUID=$swap_uuid    none    swap    sw    0       0" >> $CLONE/etc/fstab
+
+echo "RESUME=UUID=$swap_uuid" > $CLONE/etc/initramfs-tools/conf.d/resume
+
+echo $ID > $CLONE/etc/hostname
+
+# CHROOT
+mount --bind /sys $CLONE/sys
+mount --bind /proc $CLONE/proc
+mount --bind /dev $CLONE/dev
+mount --bind /dev/pts $CLONE/dev/pts
+mount -t efivarfs none $CLONE/sys/firmware/efi/efivars
+
+# GRUB EFI
+chroot $CLONE apt install grub-efi
+chroot $CLONE grub-install /dev/$DISK
+chroot $CLONE update-initramfs -u
+chroot $CLONE update-grub
+chroot $CLONE file /boot/efi/EFI/debian/grubx64.efi
+chroot $CLONE efibootmgr --verbose | grep debian
+
+# UMOUNT
+umount $CLONE/sys/firmware/efi/efivars
+umount $CLONE/dev/pts
+umount $CLONE/dev
+umount $CLONE/proc
+umount $CLONE/sys
+umount $CLONE/boot/efi
+umount $CLONE/var
+umount $CLONE/home
+umount $CLONE
+
+echo "Hello world, I'm $ID cloned from $MASTER ! :)"