webcheck.sh

# WEB
# e.g. webcheck /about google.com google.co.uk
# will check each host in parallel, multiple times
function webcheck {
  trap handle_sigint SIGINT
  set +m
  path=$1
  shift
  hosts=$*
  for host in $hosts ; do
    (
      url="$host$path"
      message="$url\n"
      for i in {1..5}; do
        start=`ruby -e 'puts Time.now.to_f'`
        result=$(curl --silent -I $url | head -1)
        end=`ruby -e 'puts Time.now.to_f'`
        duration=$(bc <<< "$end-$start")
        message="$message$i. $duration -> $result\n"
      done
      printf "$message\n"
    ) &
  done 2>/dev/null
  wait
}

# http://stackoverflow.com/a/7817949/18706
function handle_sigint() {
  for proc in `jobs -p` ; do kill $proc ; done
}