modules.d/90crypt/crypt-run-generator.sh

   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 . /lib/dracut-lib.sh
   6 type crypttab_contains >/dev/null 2>&1 || . /lib/dracut-crypt-lib.sh
   7
   8 dev=$1
   9 luks=$2
  10
  11 crypttab_contains "$luks" && exit 0
  12
  13 allowdiscards="-"
  14
  15 # parse for allow-discards
  16 if strstr "$(cryptsetup --help)" "allow-discards"; then
  17     if discarduuids=$(getargs "rd.luks.allow-discards"); then
  18         discarduuids=$(str_replace "$discarduuids" 'luks-' '')
  19         if strstr " $discarduuids " " ${luks##luks-}"; then
  20             allowdiscards="allow-discards"
  21         fi
  22     elif getargbool 0 rd.luks.allow-discards; then
  23         allowdiscards="allow-discards"
  24     fi
  25 fi
  26
  27 echo "$luks $dev - timeout=0,$allowdiscards" >> /etc/crypttab
  28
  29 if command -v systemctl >/dev/null; then
  30     systemctl daemon-reload
  31     systemctl start cryptsetup.target
  32 fi
  33 exit 0