modules.d/98dracut-systemd/dracut-mount.sh

   1 #!/bin/sh
   2 export DRACUT_SYSTEMD=1
   3 if [ -f /dracut-state.sh ]; then
   4     . /dracut-state.sh 2>/dev/null
   5 fi
   6 type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
   7
   8 source_conf /etc/conf.d
   9
  10 make_trace_mem "hook mount" '1:shortmem' '2+:mem' '3+:slab'
  11
  12 getarg 'rd.break=mount' -d 'rdbreak=mount' && emergency_shell -n mount "Break mount"
  13 # mount scripts actually try to mount the root filesystem, and may
  14 # be sourced any number of times. As soon as one suceeds, no more are sourced.
  15 i=0
  16 while :; do
  17     if ismounted "$NEWROOT"; then
  18         usable_root "$NEWROOT" && break;
  19         umount "$NEWROOT"
  20     fi
  21     for f in $hookdir/mount/*.sh; do
  22         [ -f "$f" ] && . "$f"
  23         if ismounted "$NEWROOT"; then
  24             usable_root "$NEWROOT" && break;
  25             warn "$NEWROOT has no proper rootfs layout, ignoring and removing offending mount hook"
  26             umount "$NEWROOT"
  27             rm -f -- "$f"
  28         fi
  29     done
  30
  31     i=$(($i+1))
  32     [ $i -gt 20 ] && action_on_fail "Can't mount root filesystem" && break
  33 done
  34
  35 export -p > /dracut-state.sh
  36
  37 exit 0