#!/bin/bash
# run me with a sudo

DISK_TYPE="scsi-3220"
NUMBER_DISK="$(find /dev/disk/by-id -name "${DISK_TYPE}*" | wc -l)"

ZFS_VDEV_FILE="/etc/zfs/vdev_id.conf"

rm -f -- "${ZFS_VDEV_FILE}"
mkdir -p -- "$(dirname "${ZFS_VDEV_FILE}")"

printf "%b" "# Tiroir ${NUMBER_DISK} disques IBM $(hostname)\\n" > "${ZFS_VDEV_FILE}"
printf "%b" "# by-vdev\\n" >> "${ZFS_VDEV_FILE}"
printf "%b" "#     name                 fully qualified or base name of device link\\n\\n" >> "${ZFS_VDEV_FILE}"

# On veut un numéro de disque identique à la référence de l'étiquette du caddie
for disk_scsi_id in $(find /dev/disk/by-id -name "${DISK_TYPE}*" | cut -d"-" -f 3)
do
  #printf "%b" "disk_scsi_id = ${disk_scsi_id}\\n";
  printf "%b" "alias ${disk_scsi_id}    /dev/disk/by-id/scsi-${disk_scsi_id}\\n" >> "${ZFS_VDEV_FILE}"
done

printf "%b" "\\nNow, please check the content of ${ZFS_VDEV_FILE}\\n\\n";

exit 0