#!/bin/sh
# Start krb5kdc, which is the Kerberos version 5 Authentication Service
# and Key Distribution Center (AS/KDC). This needs to run first on both
# master and secondary KDCs.

# To change the default options, edit /etc/default/krb5kdc.
if [ -r /etc/default/krb5kdc ]; then
  . /etc/default/krb5kdc
fi

start_atd() {
  if ! /usr/bin/pgrep --ns $$ --euid root -f "^/usr/sbin/krb5kdc" 1> /dev/null 2> /dev/null ; then
    echo "Starting krb5kdc:  /usr/sbin/krb5kdc $KRB5KDC_OPTIONS"
    /usr/sbin/krb5kdc $KRB5KDC_OPTIONS
  fi
}

stop_atd() {
  echo "Stopping krb5kdc."
  /usr/bin/pkill --ns $$ --euid root -f "^/usr/sbin/krb5kdc" 2> /dev/null
}

restart_atd() {
  stop_atd
  sleep 1
  start_atd
}

case "$1" in
'start')
  start_atd
  ;;
'stop')
  stop_atd
  ;;
'restart')
  restart_atd
  ;;
*)
  echo "usage $0 start|stop|restart"
esac