#!/bin/sh
#
# curl -c /tmp/cookie.txt --location -k "https://oampfsqual.princeton.edu:443/psp/pfsqual/EMPLOYEE/ERP/" | grep "Central Authentication Service"

http="http"
port="80"
host=""
uri=""
search=""

while getopts ":SH:u:s:p:" OPTION; do
  case "$OPTION" in
    S) http="https"; port=443;;
    H) host="$OPTARG";;
    u) uri="$OPTARG";;
    s) search="$OPTARG";;
    p) port="$OPTARG";;
  esac
done

[ -z "$http" ] && echo "Error - invalid protocol ($http)" && exit 3
[ -z "$host" ] && echo "Error - invalid host ($host)" && exit 3
[ -z "$port" ] && echo "Error - invalid port ($port)" && exit 3

tmpfile="/tmp/cookies.txt.$$"
rm -Rf $tmpfile
URL="$http://$host:$port$uri"
output_format="%{size_download} bytes in %{time_total} second response time |time=%{time_total}s;;;0.000 size=%{size_download}B;;;0"
output=`curl --silent -o $tmpfile.output -w "$output_format" -c $tmpfile --location -k "$URL"`
status=$?
if [ $status -eq 0 ]; then
  if [ -n "$search" ]; then
    grep -q "$search" $tmpfile.output
    status=$?
    rm -Rf $tmpfile $tmpfile.*
    if [ $status -ne 0 ]; then
      echo "HTTP CRITICAL: string '$search' not found on '$URL' - $output"
      exit 2
    else
      echo "HTTP OK: $output"
    fi
  else
    echo "HTTP OK: $output"
  fi
else
  rm -Rf $tmpfile $tmpfile.*
  echo "WARNING: $URL did not respond properly" && exit 1
fi
rm -Rf $tmpfile $tmpfile.*
exit 0