system_info

#! /bin/bash
# unset any variable which system may be using

# clear the screen
clear

unset result 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 "system_info version 0.1\nDesigned by Guru Gaurav\nReleased Under Apache 2.0 License"
}
fi

if [[ $# -eq 0 ]]
then
{


# Define Variable result
result=$(tput sgr0)

# Check if connected to Internet or not
ping -c 1 google.com &> /dev/null && echo -e '\E[32m'"Internet: $result Connected" || echo -e '\E[32m'"Internet: $result Disconnected"

# Check OS Type
os=$(uname -o)
echo -e '\E[32m'"Operating System Type :" $result $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 :" $result  && cat /tmp/osrelease | grep -v "VERSION" | cut -f2 -d\"
echo -n -e '\E[32m'"OS Version :" $result && cat /tmp/osrelease | grep -v "NAME" | cut -f2 -d\"

# Check Architecture
architecture=$(uname -m)
echo -e '\E[32m'"Architecture :" $result $architecture

# Check Kernel Release
kernelrelease=$(uname -r)
echo -e '\E[32m'"Kernel Release :" $result $kernelrelease

# Check hostname
echo -e '\E[32m'"Hostname :" $result $HOSTNAME

# Check Internal IP
internalip=$(hostname -I)
echo -e '\E[32m'"Internal IP :" $result $internalip

# Check External IP
externalip=$(curl -s ipecho.net/plain;echo)
echo -e '\E[32m'"External IP : $result "$externalip

# Check Logged In Users
who>/tmp/who
echo -e '\E[32m'"Logged In users :" $result && cat /tmp/who 

# Check RAM and SWAP Usages
free -h | grep -v + > /tmp/ramcache
echo -e '\E[32m'"Ram Usages :" $result
cat /tmp/ramcache | grep -v "Swap"
echo -e '\E[32m'"Swap Usages :" $result
cat /tmp/ramcache | grep -v "Mem"

# Check Disk Usages
df -h| grep 'Filesystem\|/dev/sda*' > /tmp/diskusage
echo -e '\E[32m'"Disk Usages :" $result 
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 :" $result $loadaverage

# Check System Uptime
tecuptime=$(uptime | awk '{print $3,$4}' | cut -f1 -d,)
echo -e '\E[32m'"System Uptime Days/(HH:MM) :" $result $tecuptime

# Unset Variables
unset result os architecture kernelrelease internalip externalip nameserver loadaverage

# Remove Temporary Files
rm /tmp/osrelease /tmp/who /tmp/ramcache /tmp/diskusage
}
fi
shift $(($OPTIND -1))