50-dracut.install

   1 #!/bin/sh
   2 # -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
   3 # ex: ts=8 sw=4 sts=4 et filetype=sh
   4
   5 if [[ -f /etc/kernel/cmdline ]]; then
   6     readarray -t BOOT_OPTIONS < /etc/kernel/cmdline
   7 fi
   8
   9 if ! [[ "${BOOT_OPTIONS[@]}" ]]; then
  10     readarray -t BOOT_OPTIONS < /proc/cmdline
  11 fi
  12
  13 unset noimageifnotneeded
  14
  15 for ((i=0; i < "${#BOOT_OPTIONS[@]}"; i++)); do
  16     if [[ ${BOOT_OPTIONS[$i]} == root\=PARTUUID\=* ]]; then
  17         noimageifnotneeded="yes"
  18         break
  19     fi
  20 done
  21
  22 ret=0
  23 case "$1" in
  24     add)
  25         dracut ${noimageifnotneeded+--noimageifnotneeded} "$3"/initrd "$2"
  26         ret=$?
  27         ;;
  28     remove)
  29         rm -f -- "$3"/initrd
  30         ret=$?
  31         ;;
  32 esac
  33 exit $ret