155 lines
4.6 KiB
Bash
155 lines
4.6 KiB
Bash
# ------------------------------------------------------------------------------
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# Secondary drive configuration
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# This file is part of the init.sh project
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# Copyright (c) 2019-2021 Geoffray Levasseur <fatalerrors@geoffray-levasseur.org>
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# ------------------------------------------------------------------------------
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# This file is distributed under 3-clause BSD license.
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# The complete license agreement can be obtained at:
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# https://opensource.org/licenses/BSD-3-Clause
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# ------------------------------------------------------------------------------
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# Variable :
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# * CALCTYPE: filesystem to use (zfs, ext4, xfs)
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# * CALCMOUNTPOINT: mount point of the target file system (FQP)
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# * CALCLEVEL: ZFS only, RAID level (mirror, raidz1, raidz2, raidz3),
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# empty for striped volume. Any other level than stripe requires
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# more than one disk.
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# * CALCDRV: Target drives, preferably through ID.
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# ------------------------------------------------------------------------------
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export VER_conf_disks="0.0.8"
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export DEP_conf_disks="upgrade_dist"
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# ------------------------------------------------------------------------------
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# ZFS case
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conf_zfs()
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{
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prnt I "Création du volume calcul en ZFS."
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# Create destination directory
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mkdir -pv $CALCMOUNTPOINT
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# Install ZFS
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pkginst zfsutils-linux
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# Load ZFS module to check it works
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modprobe zfs || (
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prnt E "Échec de chargement du module noyau, abandon."
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die 50
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)
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sleep 1
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# Create filesystem
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prnt I "Création du pool zcalc..."
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if [[ $FORCEBLANK ]]; then
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local opt="--force"
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for drv in $CALCDRV; do
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if [[ ! $(sfdisk -d $drv 2>&1) == "" ]]; then
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prnt I "Effacement des donnée de $drv..."
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dd if=/dev/zero of=$drv bs=1024 count 1000000
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fi
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# Empty cache and inform kernel of the change
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sync
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partprobe
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done
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fi
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if [[ $(zpool create zcalc -m $CALCMOUNTPOINT $CALCLEVEL $opt $CALCDRV) ]]; then
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# We activate lz4 compression by default
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zpool set zcalc compression=lz4
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# If a VM is projected we create associated volume
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if [[ $WITH_VM == true ]]; then
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prnt I "Création du conteneur pour la future VM..."
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zfs create zcalc/vm
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fi
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else
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prnt E "Erreur de création du pool zcalc ($CALCLEVEL) avec les disques $CALCDRV"
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die 51
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fi
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}
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# ------------------------------------------------------------------------------
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# Creation partitions for XFS or Ext4
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mkpart()
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{
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prnt I "Création d'une nouvelle table de partition GPT..."
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#fdisk -g
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}
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# ------------------------------------------------------------------------------
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conf_ext4()
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{
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mkpart
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# Todo
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}
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# ------------------------------------------------------------------------------
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conf_xfs()
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{
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prnt I "Installation des outils XFS..."
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pkginst xfsprogs
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mkpart
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# todo
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}
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# ------------------------------------------------------------------------------
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conf_disks()
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{
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[[ -n $STOP_CONF_DISK ]] && return 0
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if [[ ! $CALCDRV ]]; then
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prnt I "Pas de disque de calcul défini, rien à faire."
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return 0
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fi
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prnt I "Installation des outils de partitionnement..."
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pkginst parted
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conf_$CALCTYPE && (
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prnt I "Attribution des droits sur le disque de calcul."
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chown -Rv $MAINUSER:$MAINUSER /calcul/$HOSTNAME
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)
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}
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# ------------------------------------------------------------------------------
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precheck_conf_disks()
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{
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if [[ ! $(type -t conf_$CALCTYPE) == "function" ]]; then
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prnt E "Format de disque inconnu ($CALCTYPE) !"
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die 150
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fi
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prnt I "Vérification des lecteurs pour disque de calcul."
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local drvcount=0
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for drv in $CALCDRV; do
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if [[ -e $drv ]]; then
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if [[ $(/sbin/sfdisk -d $drv 2>&1) == "" ]]; then
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prnt I "Le dique $drv est vierge, il sera formaté en $CALCTYPE."
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else
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prnt W "Le disque $drv n'est pas vierge !"
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if [[ $FORCEBLANK==true ]]; then
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prnt W "Le disque $drv sera réinitialisé !"
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else
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prnt E "La réinitialisation de $drv n'est pas autorisé, rien ne sera fait !"
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export STOP_CONF_DISK=1
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fi
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fi
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else
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prnt E "Le disque $drv n'existe pas. Abandon."
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die 150
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fi
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(( drvcount+=1 ))
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done
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if [[ ! $CALCTYPE=="zfs" && drvcount -gt 1 ]]; then
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prnt E "Plusieurs diques impossibles avec Ext4 ou XFS !"
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die 150
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fi
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}
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export -f conf_disks
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export -f precheck_conf_disks
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