_NODE_NAME="${HOSTNAME%%.*}"
_NODE_NAME="${_NODE_NAME%%[0-9]*}" # strip numbers at the end

#
# ANSI Color table - \[033[I;3Xm\]
#
# (I)ntensity	0	1 	2 	3 	4 	5 	6	7	8	9
#  Normal (0)	Black	Red	Green	Brown	Blue	Purple	Teal	Grey	!Custom	!TermDefault
#  Bright (1)	DkGrey	Red	Green	Yellow 	Blue	Magenta	Cyan	White	!Custom	!TermDefault
#

case $( /usr/bin/systemd-detect-virt ) in
  kvm|qemu) # virtual machine
    _NODE_TYPE_STR="\[\033[0;36m\]SERVICES" # teal
    _NODE_NAME_CLR="\[\033[1;33m\]"         # brown/golden
    ;;
  lxc|lxc-libvirt|systemd-nspawn) # container
    _NODE_TYPE_STR="\[\033[0;36m\]SERVICES" # teal
    _NODE_NAME_CLR="\[\033[1;37m\]"         # white
    ;;
  none|*) # physical machine - default
    _NODE_TYPE_STR="\[\033[0;36m\]CLUSTER"  # teal
    _NODE_NAME_CLR="\[\033[0;35m\]"         # purple
    ;;
esac

case ${_NODE_NAME} in
  s) # regular worker node
    _NODE_TYPE_STR="\[\033[1;37m\]WN"                 # white WN sign
    _NODE_NAME_CLR="\[\033[1;30m\]"                   # dark grey
    ;;
  g) # grid worker node
    _NODE_TYPE_STR="\[\033[0;32m\]G-\[\033[1;37m\]WN" # green "G" and white WN sign
    _NODE_NAME_CLR="\[\033[1;30m\]"                   # dark grey
    ;;
  ## Physical machines ##
  a)          _NODE_NAME_CLR="\[\033[1;33m\]" ;; # golden
  hedgehog)   _NODE_NAME_CLR="\[\033[0;35m\]" ;; # purple
  ovirt)      _NODE_NAME_CLR="\[\033[0;32m\]" ;; # green
  storage)    _NODE_NAME_CLR="\[\033[1;36m\]" ;; # cyan
  shadow)     _NODE_NAME_CLR="\[\033[1;30m\]" ;; # dark grey
  ## Containers ##
  a-fhgfs)    _NODE_NAME_CLR="\[\033[1;37m\]" ;; # white
  radix)      _NODE_NAME_CLR="\[\033[0;35m\]" ;; # purple
  knot)       _NODE_NAME_CLR="\[\033[0;36m\]" ;; # teal
  ## Virtual machines ##
  alien)      _NODE_NAME_CLR="\[\033[1;34m\]" ;; # bright blue
  aux)        _NODE_NAME_CLR="\[\033[1;30m\]" ;; # dark grey
  bs)         _NODE_NAME_CLR="\[\033[1;33m\]" ;; # golden
  cacti)      _NODE_NAME_CLR="\[\033[1;34m\]" ;; # bright blue
  db)         _NODE_NAME_CLR="\[\033[1;33m\]" ;; # golden
  enterprise) _NODE_NAME_CLR="\[\033[1;33m\]" ;; # orange/brown
  gap)        _NODE_NAME_CLR="\[\033[0;32m\]" ;; # green
  glite)      _NODE_NAME_CLR="\[\033[1;34m\]" ;; # bright blue
  lfc)        _NODE_NAME_CLR="\[\033[1;33m\]" ;; # golden
  gris)       _NODE_NAME_CLR="\[\033[1;33m\]" ;; # golden
  mx)         _NODE_NAME_CLR="\[\033[1;33m\]" ;; # orange/brown
  se)         _NODE_NAME_CLR="\[\033[1;36m\]" ;; # cyan
  squid)      _NODE_NAME_CLR="\[\033[1;36m\]" ;; # cyan
  topbdii)    _NODE_NAME_CLR="\[\033[0;31m\]" ;; # dark red
  voms)       _NODE_NAME_CLR="\[\033[1;33m\]" ;; # golden
  web)        _NODE_NAME_CLR="\[\033[1;33m\]" ;; # golden
esac

if [ $UID -eq 0 ]; then # root?
  _NODE_INIT_CLR="\[\033[1;31m\]" # bright red
  _NODE_USER_CLR="\[\033[1;31m\]" # bright red
else
  _NODE_INIT_CLR="\[\033[1;32m\]" # bright green
  _NODE_USER_CLR="\[\033[1;32m\]" # bright green
fi

PS1="${_NODE_INIT_CLR}KNU\[\033[0;31m\]:${_NODE_TYPE_STR}\[\033[0;31m\]:${_NODE_NAME_CLR}\h ${_NODE_USER_CLR}[\u \W]\\$\[\033[0;39m\] "

unset _NODE_NAME
unset _NODE_TYPE_STR
unset _NODE_NAME_CLR
unset _NODE_INIT_CLR
unset _NODE_USER_CLR

# Disable duplicates in history
export HISTCONTROL="ignoreboth:erasedups"
export HISTIGNORE="history:[bf]g:exit"

# append to the history file, don't overwrite it
shopt -s histappend

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize