modules.d/95nfs/nfsroot.sh

   1 #!/bin/sh
   2
   3 type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
   4 . /lib/nfs-lib.sh
   5
   6 [ "$#" = 3 ] || exit 1
   7
   8 # root is in the form root=nfs[4]:[server:]path[:options], either from
   9 # cmdline or dhcp root-path
  10 netif="$1"
  11 root="$2"
  12 NEWROOT="$3"
  13
  14 nfs_to_var $root $netif
  15 [ -z "$server" ] && die "Required parameter 'server' is missing"
  16
  17 mount_nfs $root $NEWROOT $netif && { [ -e /dev/root ] || ln -s null /dev/root ; [ -e /dev/nfs ] || ln -s null /dev/nfs; }
  18
  19 [ -f $NEWROOT/etc/fstab ] && cat $NEWROOT/etc/fstab > /dev/null
  20
  21 # inject new exit_if_exists
  22 echo 'settle_exit_if_exists="--exit-if-exists=/dev/root"; rm -- "$job"' > $hookdir/initqueue/nfs.sh
  23 # force udevsettle to break
  24 > $hookdir/initqueue/work
  25
  26 need_shutdown