71 lines
1.9 KiB
Bash
Executable File
71 lines
1.9 KiB
Bash
Executable File
#!/bin/bash
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# -*- coding: utf-8 mode: sh -*- vim:sw=4:sts=4:et:ai:si:sta:fenc=utf-8
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BCKDIR="${1:-/backup}"
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VGNAME="$2"
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LVNAME="$3"
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###############################################################################
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# Ne pas modifier à partir d'ici
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function die() {
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[ -n "$*" ] && echo "$*"
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exit 1
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}
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mountvg=
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mount=
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mountrw=
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# Vérifier que le volume group est monté
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if [ -n "$VGNAME" ]; then
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# Vérifier la présence du volume group
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found=
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try=1
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while [ "$try" -le 2 ]; do
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VGNAMES=($(vgs --noheadings -o vg_name | sed 's/ //g'))
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for vgname in "${VGNAMES[@]}"; do
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if [ "$vgname" == "$VGNAME" ]; then
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found=1
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break
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fi
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done
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if [ -n "$found" ]; then
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break
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else
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vgscan >&/dev/null
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try=$(($try + 1))
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fi
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done
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[ -n "$found" ] || die "ERR volume group $VGNAME not found"
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# Vérifier qu'il est monté
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if [ ! -d "/dev/$VGNAME" ]; then
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vgchange -ay "$VGNAME" >&/dev/null
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mountvg=1
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fi
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[ -d "/dev/$VGNAME" ] || die "ERR directory /dev/$VGNAME not found"
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fi
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# Vérifier que le répertoire est monté
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if [ ! -d "$BCKDIR" ]; then
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mkdir "$BCKDIR" >&/dev/null || die "ERR cannot mkdir $BCKDIR"
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fi
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if ! mount | grep -q "on $BCKDIR "; then
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if grep -q "$BCKDIR" /etc/fstab; then
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mount "$BCKDIR" >&/dev/null || die "ERR cannot mount $BCKDIR"
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mount=1
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elif [ -n "$LVNAME" -a -n "$VGNAME" ]; then
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mount "/dev/$VGNAME/$LVNAME" "$BCKDIR"
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mount=1
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fi
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fi
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# Vérifier que le répertoire est monté en lecture/écriture
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if ! mount | grep "on $BCKDIR " | grep -q '(.*rw.*)'; then
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mount -o remount,rw "$BCKDIR" >&/dev/null || die "ERR cannot remount $BCKDIR as R/W"
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mountrw=1
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fi
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echo OK "$BCKDIR" "$VGNAME" "$LVNAME" ${mountvg:+ mounted_vg}${mount:+ mounted}${mountrw:+ mounted_rw}
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