iankelling.org Git - automated-distro-installer/blob - myfai-chboot-local

   1 #!/bin/bash
   2
   3 set -eE -o pipefail
   4 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
   5
   6 [[ $EUID == 0 ]] || exec sudo "${BASH_SOURCE}" "$@"
   7
   8 e() { echo "$@"; "$@"; }
   9
  10
  11 rm -f /srv/tftp/fai/pxelinux.cfg/*
  12 if [[ ! $1 ]]; then
  13     exit 0
  14 fi
  15
  16 std_arg="-u nfs://faiserver/srv/fai/config"
  17 e fai-chboot -Iv $std_arg default # set it to default to get a val out of it next
  18 kernel=$(fai-chboot -L '^default$' | awk '{print $3}')
  19 # man page doesn't explain this, but this deletes & thus disables
  20 # all chboot systems.
  21 type -t host &>/dev/null || apt-get -y install dnsutils
  22 gateway_ip=$(route -n | sed -rn 's/^(0\.){3}0\s+(\S+).*/\2/p')
  23 my_ip=$(host faiserver $gateway_ip | sed -rn 's/^\S+ has address //p')
  24 k_args=$(fai-chboot -L '^default$' | \
  25              sed -r "s/^(\S+\s+){3}(.*root=)(.*)/\2$my_ip:\3/")
  26 rm -f /srv/tftp/fai/pxelinux.cfg/*
  27 e fai-chboot -k "$k_args" -v -f verbose,sshd,createvt,reboot $std_arg $kernel "$@"
  28
  29
  30 # todo, remove the nopxe script. adjust fai-check to reboot if it fails on the kexec.