Monitoring remote services using SSH

monitor_search

#!/bin/bash
trap 'echo Goodbye! && rm $cmdfile && kill $child; exit 1' INT

if [ -z $1 ]
then
  echo "Usage: monitor_search hostname"
  exit 1
else
  host=$1
fi

cmdfile=/tmp/search_server_commands

touch $cmdfile

tail -f $cmdfile | ssh ip@$host 'bash -s' &

child=$!

while :
do
  clear
  echo $host | tr 'a-z' 'A-Z'
  echo
  echo 'echo "Connection Status" && lsof | grep java.*TCP.*8983 && echo && echo "Memory Usage" && free | grep -P "total|Mem"' > $cmdfile
  sleep 5
done