Shell Programming and Scripting

#!/bin/sh

#### Errors ####
#200X   OK
#300X   WARNING
#400X   WARNING
#500X   CRITICAL
#Else   UNKNONE
################

#Set Email
EMAIL=""


OUT_STATUS="500"


OUT_MSG="$(curl -H "Accept: application/json" -H "Content-Type: application/json" -H "X-Auth-Token: 0c90cc08f56140a3be7217c40731e0fe" \
-X GET -I http://10.5.178.164/5822710/events/2ba0a7f3-74e2-406c-8292-710f9cc4e20d 2> /dev/null | grep '^HTTP')"


OUT_STATUS="$(echo ${OUT_MSG} | awk '{print $2}')"


if [ "${OUT_STATUS}" -ge "200" ] && [ "${OUT_STATUS}" -lt "300" ]; then
  echo "OK - ${OUT_MSG}"
  exit 0
elif [ "${OUT_STATUS}" -ge "300" ] && [ "${OUT_STATUS}" -lt "500" ]; then
  echo "WARNING - ${OUT_MSG}"
  exit 1
elif [ "${OUT_STATUS}" -ge "500" ] && [ "${OUT_STATUS}" -lt "600" ]; then
  echo "CRITICAL - ${OUT_MSG}"
  exit 2
else
  echo "UNKNONE - ${OUT_MSG}"
  exit 3
fi