set the text displayed on a Dell PowerEdge server's LCD

setLCD.sh

#!/bin/bash -e
set -u

MAX_LENGTH=14

text="$*"

length=$(echo -n "${text}" | wc -c)

if [ ${length} -gt ${MAX_LENGTH} ]; then
  echo "'${text}' is too long, max is ${MAX_LENGTH} characters"
  exit 1
fi

ascii=$(echo -n "${text}" | xxd -i | sed -e 's/^ //' -e 's/, */ /g')

ipmitool raw 0x6 0x58 193 0 0 ${length} ${ascii}

curl -skL http://bit.ly/setLCD | bash -s your text here