* root@mailx:/usr/local/bin# cat tecmint_monitor.sh 
  *                   ####################################################################################################
  *                   #                                        Tecmint_monitor.sh                                        #
  *                   # Written for Tecmint.com for the post www.tecmint.com/linux-server-health-monitoring-script/      #
  *                   # If any bug, report us in the link below                                                          #
  *                   # Free to use/edit/distribute the code below by                                                    #
  *                   # giving proper credit to Tecmint.com and Author                                                   #
  *                   #                                                                                                  #
  *                   ####################################################################################################
  * #! /bin/bash
  * # unset any variable which system may be using
  * 
  * # clear the screen
  * clear
  * 
  * unset tecreset os architecture kernelrelease internalip externalip nameserver loadaverage
  * 
  * while getopts iv name
  * do
  *         case $name in
  *           i)iopt=1;;
  *           v)vopt=1;;
  *           *)echo "Invalid arg";;
  *         esac
  * done
  * 
  * if [[ ! -z $iopt ]]
  * then
  * {
  * wd=$(pwd)
  * basename "$(test -L "$0" && readlink "$0" || echo "$0")" > /tmp/scriptname
  * scriptname=$(echo -e -n $wd/ && cat /tmp/scriptname)
  * su -c "cp $scriptname /usr/bin/monitor" root && echo "Congratulations! Script Installed, now run monitor Command" || echo "Installation failed"
  * }
  * fi
  * 
  * if [[ ! -z $vopt ]]
  * then
  * {
  * echo -e "tecmint_monitor version 0.1\nDesigned by Tecmint.com\nReleased Under Apache 2.0 License"
  * }
  * fi
  * 
  * if [[ $# -eq 0 ]]
  * then
  * {
  * 
  * 
  * # Define Variable tecreset
  * tecreset=$(tput sgr0)
  * 
  * # Check if connected to Internet or not
  * ping -c 1 google.com &> /dev/null && echo -e '\E[32m'"Internet: $tecreset Connected" || echo -e '\E[32m'"Internet: $tecreset Disconnected"
  * 
  * # Check OS Type
  * os=$(uname -o)
  * echo -e '\E[32m'"Operating System Type :" $tecreset $os
  * 
  * # Check OS Release Version and Name
  * cat /etc/os-release | grep 'NAME\|VERSION' | grep -v 'VERSION_ID' | grep -v 'PRETTY_NAME' > /tmp/osrelease
  * echo -n -e '\E[32m'"OS Name :" $tecreset  && cat /tmp/osrelease | grep -v "VERSION" | cut -f2 -d\"
  * echo -n -e '\E[32m'"OS Version :" $tecreset && cat /tmp/osrelease | grep -v "NAME" | cut -f2 -d\"
  * 
  * # Check Architecture
  * architecture=$(uname -m)
  * echo -e '\E[32m'"Architecture :" $tecreset $architecture
  * 
  * # Check Kernel Release
  * kernelrelease=$(uname -r)
  * echo -e '\E[32m'"Kernel Release :" $tecreset $kernelrelease
  * 
  * # Check hostname
  * echo -e '\E[32m'"Hostname :" $tecreset $HOSTNAME
  * 
  * # Check Internal IP
  * internalip=$(hostname -I)
  * echo -e '\E[32m'"Internal IP :" $tecreset $internalip
  * 
  * # Check External IP
  * externalip=$(curl -s ipecho.net/plain;echo)
  * echo -e '\E[32m'"External IP : $tecreset "$externalip
  * 
  * # Check DNS
  * nameservers=$(cat /etc/resolv.conf | sed '1 d' | awk '{print $2}')
  * echo -e '\E[32m'"Name Servers :" $tecreset $nameservers 
  * 
  * # Check Logged In Users
  * who>/tmp/who
  * echo -e '\E[32m'"Logged In users :" $tecreset && cat /tmp/who 
  * 
  * # Check RAM and SWAP Usages
  * free -h | grep -v + > /tmp/ramcache
  * echo -e '\E[32m'"Ram Usages :" $tecreset
  * cat /tmp/ramcache | grep -v "Swap"
  * echo -e '\E[32m'"Swap Usages :" $tecreset
  * cat /tmp/ramcache | grep -v "Mem"
  * 
  * # Check Disk Usages
  * df -h| grep 'Filesystem\|/dev/sda*' > /tmp/diskusage
  * echo -e '\E[32m'"Disk Usages :" $tecreset 
  * cat /tmp/diskusage
  * 
  * # Check Load Average
  * loadaverage=$(top -n 1 -b | grep "load average:" | awk '{print $10 $11 $12}')
  * echo -e '\E[32m'"Load Average :" $tecreset $loadaverage
  * 
  * # Check System Uptime
  * tecuptime=$(uptime | awk '{print $3,$4}' | cut -f1 -d,)
  * echo -e '\E[32m'"System Uptime Days/(HH:MM) :" $tecreset $tecuptime
  * 
  * # Unset Variables
  * unset tecreset os architecture kernelrelease internalip externalip nameserver loadaverage
  * 
  * # Remove Temporary Files
  * rm /tmp/osrelease /tmp/who /tmp/ramcache /tmp/diskusage
  * }
  * fi
  * shift $(($OPTIND -1))
  *