1#!/bin/sh 2# shellcheck disable=SC2154 3 4 5if [ "$1" = "prereqs" ]; then 6 echo mdadm mdrun multipath 7 exit 0 8fi 9 10 11# 12# Helper functions 13# 14message() 15{ 16 if plymouth --ping 2>/dev/null; then 17 plymouth message --text="$*" 18 else 19 echo "$*" >&2 20 fi 21 return 0 22} 23 24udev_settle() 25{ 26 # Wait for udev to be ready, see https://launchpad.net/bugs/85640 27 if [ -x /sbin/udevadm ]; then 28 /sbin/udevadm settle --timeout=30 29 elif [ -x /sbin/udevsettle ]; then 30 /sbin/udevsettle --timeout=30 31 fi 32 return 0 33} 34 35 36activate_vg() 37{ 38 # Sanity checks 39 if [ ! -x /sbin/lvm ]; then 40 [ "$quiet" != "y" ] && message "lvm is not available" 41 return 1 42 fi 43 44 # Detect and auto-activate available volume groups 45 /sbin/lvm vgscan 46 /sbin/lvm vgchange -aay --sysinit 47 return $? 48} 49 50udev_settle 51activate_vg 52 53exit 0 54