vms/recipes/debian/provisionning/tools/additionnal-disk

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2023-09-28 16:34:53 +02:00
#!/bin/sh
#
# Quick and dirty script to add disk space
# It creates a new PV (with the additionnal disk),
# a new VG and a new LV with 100% disk space
# The names and devices are provided with env variables:
# - PV_DEVICE : The /dev/xxx device
# - VG_NAME: The new vg name
# - LV_NAME: Then new lv name
# - LV_MTP: The mount point for the FS created on the LV
# - LV_FS: The fstype of the new FS
#
if [ -e ${PV_DEVICE} ]; then
pvcreate ${PV_DEVICE}
vgcreate ${VG_NAME} ${PV_DEVICE}
lvcreate -Ay -l 100%FREE -n ${LV_NAME} ${VG_NAME}
mkfs.${LV_FS} /dev/${VG_NAME}/${LV_NAME}
if [ ! -d ${LV_MTP} ]; then
mkdir -p ${LV_MTP}
fi
mount /dev/${VG_NAME}/${LV_NAME} ${LV_MTP}
echo "/dev/${VG_NAME}/${LV_NAME} ${LV_MTP} ${LV_FS} rw,relatime 0 1" >> /etc/fstab
else
echo "${PV_DEVICE} is missing"
exit 3
fi