Ajout de scripts pour serveurs de backup en RAID Hard chez Online
This commit is contained in:
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@ -13,24 +13,31 @@ mount -t tmpfs none /mnt/root_in_ram -o size=90%
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mount /dev/sda1 /mnt/rootfs/
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mount /dev/sda1 /mnt/rootfs/
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rsync -a /mnt/rootfs/ /mnt/root_in_ram/
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rsync -a /mnt/rootfs/ /mnt/root_in_ram/
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umount /mnt/rootfs
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umount /mnt/rootfs
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# Create a GPT label. (Removes all parts).
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# Create a GPT label. (Removes all parts).
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parted -s /dev/sda mklabel gpt
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parted -s /dev/sda mklabel gpt
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# bios_grub GPT *mandatory*
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# bios_grub GPT *mandatory*
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parted -a minimal -s /dev/sda mkpart primary 0M 1M
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parted -a minimal -s /dev/sda mkpart primary 0M 1M
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parted -s /dev/sda set 1 bios_grub on
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parted -s /dev/sda set 1 bios_grub on
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# /boot
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# /boot
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parted -a minimal -s /dev/sda mkpart primary ext4 1M 200M
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parted -a minimal -s /dev/sda mkpart primary ext4 1M 200M
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parted -s /dev/sda set 2 boot on
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parted -s /dev/sda set 2 boot on
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mkfs.ext4 -LBOOT /dev/sda2 >/dev/null
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mkfs.ext4 -LBOOT /dev/sda2 >/dev/null
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# /
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# /
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parted -a optimal -s /dev/sda mkpart primary ext4 200M 1200M
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parted -a optimal -s /dev/sda mkpart primary ext4 200M 1200M
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mkfs.ext4 -LROOTFS /dev/sda3 >/dev/null
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mkfs.ext4 -LROOTFS /dev/sda3 >/dev/null
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# /var
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# /var
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parted -a optimal -s /dev/sda mkpart primary ext4 1200M 11200M
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parted -a optimal -s /dev/sda mkpart primary ext4 1200M 11200M
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mkfs.ext4 -LVAR /dev/sda4 >/dev/null
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mkfs.ext4 -LVAR /dev/sda4 >/dev/null
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# /usr
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# /usr
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parted -a optimal -s /dev/sda mkpart primary ext4 11200M 16200M
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parted -a optimal -s /dev/sda mkpart primary ext4 11200M 16200M
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mkfs.ext4 -LUSR /dev/sda5 >/dev/null
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mkfs.ext4 -LUSR /dev/sda5 >/dev/null
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# LVM
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# LVM
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parted -a minimal -s /dev/sda mkpart primary ext4 16200M 100%
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parted -a minimal -s /dev/sda mkpart primary ext4 16200M 100%
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parted -s /dev/sda set 6 lvm on
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parted -s /dev/sda set 6 lvm on
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@ -68,7 +75,7 @@ rsync -a \
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umount home var usr
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umount home var usr
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# Generate fstab.
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# Generate fstab.
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cat <<EOT>rootfs/etc/fstab
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cat <<EOT >rootfs/etc/fstab
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LABEL=ROOTFS / ext4 errors=remount-ro 0 1
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LABEL=ROOTFS / ext4 errors=remount-ro 0 1
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LABEL=BOOT /boot ext4 defaults 0 2
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LABEL=BOOT /boot ext4 defaults 0 2
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LABEL=HOME /home ext4 defaults 0 2
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LABEL=HOME /home ext4 defaults 0 2
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@ -94,8 +101,11 @@ mount /usr
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mount /var
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mount /var
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mount /tmp
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mount /tmp
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chmod 1777 /tmp
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chmod 1777 /tmp
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apt purge -y grub-common grub-pc grub-pc-bin grub2-common
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apt purge -y grub-common grub-pc grub-pc-bin grub2-common
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for kernel_pkg in $(dpkg -l | grep linux-image | awk '{ print $2 }'); do apt purge -y $kernel_pkg; done
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for kernel_pkg in $(dpkg -l | grep linux-image | awk '{ print $2 }'); do apt purge -y $kernel_pkg; done
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# LVM2 déjà OK sur machines OVH
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# LVM2 déjà OK sur machines OVH
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#apt install -y lvm2
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#apt install -y lvm2
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apt install -y grub-common grub-pc grub-pc-bin grub2-common linux-image-amd64
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apt install -y grub-common grub-pc grub-pc-bin grub2-common linux-image-amd64
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@ -0,0 +1,203 @@
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#!/bin/bash
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# Le script suppose que :
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# * il y a un (seul) ensemble RAID hard
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# * le serveur **ne boot pas** en EFI
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# * on va reconstruire toute la table de partitionnement (GPT) du serveur
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# * le volume "rootfs" actuel est /dev/sda2
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# Enfin un fstab est généré, le raid est configuré, lvm2 est installé,
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# grub et le kernel sont réinstallés.
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# Script préparé par jlecour le 2021-03-11 sur un Store-1-L
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# Si vous utilisez un terminal exotique, émulez xterm
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export TERM=xterm
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# Avant de commencer, consulter les disques pour vérifier les noms
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lsblk
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# utilisez "set -e" si vous copiez/collez des bouts de scripts et souhaitez
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# un arrêt en cas d'erreur. Si vous le faites dans le shell de votre session SSH
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# elle s'interrompra !
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# set -e
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export LC_ALL=C
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swapoff -a
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sleep 1
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cd /mnt
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mkdir root_in_ram rootfs home var usr srv
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mount -t tmpfs none /mnt/root_in_ram -o size=90%
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mount /dev/sda3 /mnt/rootfs/
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sleep 1
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rsync -a /mnt/rootfs/ /mnt/root_in_ram/
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sleep 1
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umount /mnt/rootfs
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sleep 1
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# Create a GPT label. (Removes all parts).
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parted -s /dev/sda mklabel gpt
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sleep 1
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# bios_grub GPT *mandatory*
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parted -a minimal -s /dev/sda mkpart primary 0M 1M
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parted -s /dev/sda set 1 bios_grub on
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# /boot 500M
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parted -a minimal -s /dev/sda mkpart primary ext4 100M 600M
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sleep 1
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parted -s /dev/sda set 2 boot on
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sleep 1
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mkfs.ext4 -LBOOT /dev/sda2 >/dev/null
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sleep 1
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# / 1G
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parted -a optimal -s /dev/sda mkpart primary ext4 600M 1600M
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sleep 1
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mkfs.ext4 -LROOTFS /dev/sda3 >/dev/null
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sleep 1
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# /usr 6G
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parted -a optimal -s /dev/sda mkpart primary ext4 1600M 7600M
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sleep 1
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mkfs.ext4 -LUSR /dev/sda4 >/dev/null
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sleep 1
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# swap1 500M
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parted -a optimal -s /dev/sda mkpart primary ext4 7600M 8100M
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sleep 1
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mkswap -f -LSWAP1 /dev/sda5 >/dev/null
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sleep 1
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# swap2 500M
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parted -a optimal -s /dev/sda mkpart primary ext4 8100M 8600M
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sleep 1
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mkswap -f -LSWAP2 /dev/sda6 >/dev/null
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sleep 1
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# LVM
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parted -a minimal -s /dev/sda mkpart primary ext4 8600M 100%
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sleep 1
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# Add LVM with a VG for all of the free space.
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pvcreate /dev/sda7
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sleep 1
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vgcreate HDD /dev/sda7
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sleep 1
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# /tmp 1G
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lvcreate --yes --size 1G --name tmp HDD
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sleep 1
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mkfs.ext4 -LTMP /dev/mapper/HDD-tmp >/dev/null
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sleep 1
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# /var 10G
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lvcreate --yes --size 10G --name var HDD
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sleep 1
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mkfs.ext4 -LVAR /dev/mapper/HDD-var >/dev/null
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sleep 1
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# /home 10G
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lvcreate --yes --size 10G --name home HDD
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sleep 1
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mkfs.ext4 -LHOME /dev/mapper/HDD-home >/dev/null
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sleep 1
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apt-get install cryptsetup
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# /backup 90%
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lvcreate --yes -l 90%FREE --name backup HDD
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sleep 1
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cryptsetup --verbose --verify-passphrase luksFormat /dev/mapper/HDD-backup
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sleep 1
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cryptsetup luksOpen /dev/mapper/HDD-backup backup
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sleep 1
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mkfs.ext4 -LBACKUP /dev/mapper/backup >/dev/null
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sleep 1
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# Copy data from RAM.
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mount -LROOTFS rootfs
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mkdir -p rootfs/home && mount -LHOME rootfs/home
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mkdir -p rootfs/var && mount -LVAR rootfs/var
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mkdir -p rootfs/usr && mount -LUSR rootfs/usr
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sleep 1
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rsync -a root_in_ram/home/ rootfs/home/
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rsync -a root_in_ram/var/ rootfs/var/
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rsync -a root_in_ram/usr/ rootfs/usr/
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rsync -a \
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--exclude="home/**" \
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--exclude="var/**" \
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--exclude="usr/**" \
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root_in_ram/ rootfs/
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sleep 1
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# Generate fstab.
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cat <<EOT >rootfs/etc/fstab
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LABEL=ROOTFS / ext4 errors=remount-ro 0 1
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LABEL=BOOT /boot ext4 defaults 0 2
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LABEL=HOME /home ext4 defaults 0 2
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LABEL=TMP /tmp ext4 defaults 0 2
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LABEL=USR /usr ext4 defaults 0 2
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LABEL=VAR /var ext4 defaults 0 2
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LABEL=SWAP1 none swap sw 0 0
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LABEL=SWAP2 none swap sw 0 0
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EOT
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# Chroot and install lvm2 + reconfigure grub-pc
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mount -t proc none /mnt/rootfs/proc
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mount -o bind /dev /mnt/rootfs/dev
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mount -o bind /dev/pts /mnt/rootfs/dev/pts
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mount -t sysfs sys /mnt/rootfs/sys
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mount -o bind /run /mnt/rootfs/run
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rm -rf /mnt/rootfs/boot/*
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sleep 1
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chroot /mnt/rootfs/ bash
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sleep 1
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export LC_ALL=C
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mkdir -p /boot && mount /boot
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mount /tmp
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chmod 1777 /tmp
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sleep 1
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# purge des paquets de Grub et du noyau, pour réinitialiser complètement les config
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rm -rf /etc/default/grub.d
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apt purge -y os-prober grub-common grub-efi grub-efi-amd64 grub-efi-amd64-bin grub-pc grub-pc-bin grub2-common
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sleep 1
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# purge des kernels
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for kernel_pkg in $(dpkg -l | grep linux-image | awk '{ print $2 }'); do apt purge -y $kernel_pkg; done
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sleep 1
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# réinstallation des paquets
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apt install -y cryptsetup lvm2 grub-common grub-pc grub-pc-bin grub2-common linux-image-amd64
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sleep 1
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apt purge -y os-prober
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grub-install /dev/sda
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sleep 1
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apt purge -y os-prober
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sleep 1
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update-grub
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sleep 1
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# Questions :
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# * Linux command line:
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# * Linux default command line: quiet
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# * GRUB install devices: /dev/sda
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dpkg-reconfigure grub-pc
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sleep 1
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exit
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echo "Evolix partitioning done... You can now reboot!"
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@ -0,0 +1,208 @@
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#!/bin/bash
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# Le script suppose que :
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# * il y a un (seul) ensemble RAID hard
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# * le serveur boot en EFI
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# * on va reconstruire toute la table de partitionnement (GPT) du serveur
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# * le volume "rootfs" actuel est /dev/sda2
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# Enfin un fstab est généré, le raid est configuré, lvm2 est installé,
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# grub et le kernel sont réinstallés.
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# Si vous utilisez un terminal exotique, émulez xterm
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export TERM=xterm
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# Avant de commencer, consulter les disques pour vérifier les noms
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lsblk
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# utilisez "set -e" si vous copiez/collez des bouts de scripts et souhaitez
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# un arrêt en cas d'erreur. Si vous le faites dans le shell de votre session SSH
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# elle s'interrompra !
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# set -e
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export LC_ALL=C
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swapoff -a
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sleep 1
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cd /mnt
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mkdir root_in_ram rootfs home var usr srv
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mount -t tmpfs none /mnt/root_in_ram -o size=90%
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mount /dev/sda3 /mnt/rootfs/
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sleep 1
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rsync -a /mnt/rootfs/ /mnt/root_in_ram/
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sleep 1
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umount /mnt/rootfs
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sleep 1
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# Create a GPT label. (Removes all parts).
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parted -s /dev/sda mklabel gpt
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sleep 1
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# BOOT EFI *mandatory* 100 Mo
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parted -a minimal -s /dev/sda mkpart ESP fat32 0M 100M
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sleep 1
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parted -s /dev/sda set 1 esp on
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sleep 1
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parted -s /dev/sda set 1 boot on
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sleep 1
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mkfs.vfat -F32 /dev/sda1 >/dev/null
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sleep 1
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fatlabel /dev/sda1 EFI_SYSPART
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sleep 1
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# /boot 500M
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parted -a minimal -s /dev/sda mkpart primary ext4 100M 600M
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sleep 1
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parted -s /dev/sda set 2 boot on
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sleep 1
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mkfs.ext4 -LBOOT /dev/sda2 >/dev/null
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sleep 1
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# / 1G
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parted -a optimal -s /dev/sda mkpart primary ext4 600M 1600M
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sleep 1
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mkfs.ext4 -LROOTFS /dev/sda3 >/dev/null
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sleep 1
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# /usr 6G
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parted -a optimal -s /dev/sda mkpart primary ext4 1600M 7600M
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sleep 1
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mkfs.ext4 -LUSR /dev/sda4 >/dev/null
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sleep 1
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# swap1 500M
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parted -a optimal -s /dev/sda mkpart primary ext4 7600M 8100M
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sleep 1
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mkswap -f -LSWAP1 /dev/sda5 >/dev/null
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sleep 1
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# swap2 500M
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parted -a optimal -s /dev/sda mkpart primary ext4 8100M 8600M
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sleep 1
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mkswap -f -LSWAP2 /dev/sda6 >/dev/null
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sleep 1
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# LVM
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parted -a minimal -s /dev/sda mkpart primary ext4 8600M 100%
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sleep 1
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# Add LVM with a VG for all of the free space.
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pvcreate /dev/sda7
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sleep 1
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vgcreate HDD /dev/sda7
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sleep 1
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# /tmp 1G
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lvcreate --yes --size 1G --name tmp HDD
|
||||||
|
sleep 1
|
||||||
|
mkfs.ext4 -LTMP /dev/mapper/HDD-tmp >/dev/null
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
# /var 10G
|
||||||
|
lvcreate --yes --size 10G --name var HDD
|
||||||
|
sleep 1
|
||||||
|
mkfs.ext4 -LVAR /dev/mapper/HDD-var >/dev/null
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
# /home 10G
|
||||||
|
lvcreate --yes --size 10G --name home HDD
|
||||||
|
sleep 1
|
||||||
|
mkfs.ext4 -LHOME /dev/mapper/HDD-home >/dev/null
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
apt-get install cryptsetup
|
||||||
|
|
||||||
|
# /backup 90%
|
||||||
|
lvcreate --yes -l 90%FREE --name backup HDD
|
||||||
|
sleep 1
|
||||||
|
cryptsetup --verbose --verify-passphrase luksFormat /dev/mapper/HDD-backup
|
||||||
|
sleep 1
|
||||||
|
cryptsetup luksOpen /dev/mapper/HDD-backup backup
|
||||||
|
sleep 1
|
||||||
|
mkfs.ext4 -LBACKUP /dev/mapper/backup >/dev/null
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
# Copy data from RAM.
|
||||||
|
mount -LROOTFS rootfs
|
||||||
|
mkdir -p rootfs/home && mount -LHOME rootfs/home
|
||||||
|
mkdir -p rootfs/var && mount -LVAR rootfs/var
|
||||||
|
mkdir -p rootfs/usr && mount -LUSR rootfs/usr
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
rsync -a root_in_ram/home/ rootfs/home/
|
||||||
|
rsync -a root_in_ram/var/ rootfs/var/
|
||||||
|
rsync -a root_in_ram/usr/ rootfs/usr/
|
||||||
|
rsync -a \
|
||||||
|
--exclude="home/**" \
|
||||||
|
--exclude="var/**" \
|
||||||
|
--exclude="usr/**" \
|
||||||
|
root_in_ram/ rootfs/
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
# Generate fstab.
|
||||||
|
cat <<EOT >rootfs/etc/fstab
|
||||||
|
LABEL=ROOTFS / ext4 errors=remount-ro 0 1
|
||||||
|
LABEL=BOOT /boot ext4 defaults 0 2
|
||||||
|
LABEL=EFI_SYSPART /boot/efi vfat defaults 0 2
|
||||||
|
LABEL=HOME /home ext4 defaults 0 2
|
||||||
|
LABEL=TMP /tmp ext4 defaults 0 2
|
||||||
|
LABEL=USR /usr ext4 defaults 0 2
|
||||||
|
LABEL=VAR /var ext4 defaults 0 2
|
||||||
|
LABEL=SWAP1 none swap sw 0 0
|
||||||
|
LABEL=SWAP2 none swap sw 0 0
|
||||||
|
EOT
|
||||||
|
|
||||||
|
# Chroot and install lvm2 + reconfigure grub-pc
|
||||||
|
mount -t proc none /mnt/rootfs/proc
|
||||||
|
mount -o bind /dev /mnt/rootfs/dev
|
||||||
|
mount -o bind /dev/pts /mnt/rootfs/dev/pts
|
||||||
|
mount -t sysfs sys /mnt/rootfs/sys
|
||||||
|
mount -o bind /run /mnt/rootfs/run
|
||||||
|
|
||||||
|
rm -rf /mnt/rootfs/boot/*
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
chroot /mnt/rootfs/ bash
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
export LC_ALL=C
|
||||||
|
|
||||||
|
mkdir -p /boot && mount /boot
|
||||||
|
mkdir -p /boot/efi && mount /dev/sda1 /boot/efi
|
||||||
|
mount /tmp
|
||||||
|
chmod 1777 /tmp
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
# purge des paquets de Grub et du noyau, pour réinitialiser complètement les config
|
||||||
|
rm -rf /etc/default/grub.d
|
||||||
|
apt purge -y os-prober grub-common grub-efi grub-efi-amd64 grub-efi-amd64-bin grub-pc grub2-common
|
||||||
|
sleep 1
|
||||||
|
|
||||||
|
# purge des kernels
|
||||||
|
for kernel_pkg in $(dpkg -l | grep linux-image | awk '{ print $2 }'); do apt purge -y $kernel_pkg; done
|
||||||
|
sleep 1
|
||||||
|
# réinstallation des paquets
|
||||||
|
apt install -y cryptsetup lvm2 grub-common grub-efi grub-efi-amd64 grub-efi-amd64-bin grub2-common linux-image-amd64
|
||||||
|
sleep 1
|
||||||
|
apt purge -y os-prober
|
||||||
|
|
||||||
|
# En cas d'erreur à l'install/config de Grub, il faut vérifier si le RAID est OK
|
||||||
|
# cat/proc/mdstat
|
||||||
|
|
||||||
|
grub-install /dev/sda
|
||||||
|
sleep 1
|
||||||
|
apt purge -y os-prober
|
||||||
|
|
||||||
|
# Questions "update-grub":
|
||||||
|
# * Linux command line:
|
||||||
|
# * Linux default command line: quiet
|
||||||
|
# * Force extra installation to the EFI removable media path? Yes
|
||||||
|
# * Update NVRAM variables to automatically boot into Debian? Yes
|
||||||
|
update-grub
|
||||||
|
# dpkg-reconfigure --frontend=noninteractive grub-efi-amd64
|
||||||
|
dpkg-reconfigure grub-efi-amd64
|
||||||
|
sleep 1
|
||||||
Loading…
Reference in New Issue