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

   1 #!/bin/sh
   2
   3 . /lib/dracut-lib.sh
   4 type crypttab_contains >/dev/null 2>&1 || . /lib/dracut-crypt-lib.sh
   5
   6 dev=$1
   7 luks=$2
   8
   9 crypttab_contains "$luks" "$dev" && exit 0
  10
  11 allowdiscards="-"
  12
  13 # parse for allow-discards
  14 if strstr "$(cryptsetup --help)" "allow-discards"; then
  15     if discarduuids=$(getargs "rd.luks.allow-discards"); then
  16         discarduuids=$(str_replace "$discarduuids" 'luks-' '')
  17         if strstr " $discarduuids " " ${luks##luks-}"; then
  18             allowdiscards="discard"
  19         fi
  20     elif getargbool 0 rd.luks.allow-discards; then
  21         allowdiscards="discard"
  22     fi
  23 fi
  24
  25 echo "$luks $dev - timeout=0,$allowdiscards" >> /etc/crypttab
  26
  27 if command -v systemctl >/dev/null; then
  28     systemctl daemon-reload
  29     systemctl start cryptsetup.target
  30 fi
  31 exit 0