Skip to content

Instantly share code, notes, and snippets.

@ostechnix
Last active December 29, 2023 12:54
  • Star 1 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
Star You must be signed in to star a gist
Save ostechnix/09259a3da0e7190775d16aadef14580b to your computer and use it in GitHub Desktop.
Show IP Address - A BASH Script to Show Private and Public IP Address Information in Linux and Unix.
#!/usr/bin/env bash
# ------------------------------------------------------------------
# Script Name: showipaddr.sh
# Description: A Bash Script to display Private and
# Public IP address details in Linux and Unix.
# Website: https://gist.github.com/ostechnix
# Version: 1.0
# Usage: chmod +x showipaddr.sh
# ./showipaddr.sh
# ------------------------------------------------------------------
# Clear the screen
clear
# Function to check if jq is installed
check_jq_installed() {
if ! command -v jq &> /dev/null; then
echo "It appears that 'jq' is not installed. Please install 'jq' package to run this script."
echo
echo "You can usually install 'jq' using:"
echo
echo " sudo apk add jq # On Alpine Linux"
echo " sudo pacman -S jq # On Arch Linux/EndeavourOS/Manjaro"
echo " sudo apt-get install jq # On Debian/Ubuntu"
echo " sudo yum install jq # On RedHat/CentOS"
echo " sudo dnf install jq # On Fedora"
echo " sudo zypper install jq # On SUSE/openSUSE"
echo " brew install jq # On macOS (with Homebrew)"
echo
exit 1
fi
}
# Check if jq is installed
check_jq_installed
# Get hostname
hostname=$(hostname)
# Function to display public IP information
display_public_ip() {
local public_ip_info=$(curl -s http://ip-api.com/json)
local public_ip=$(echo "$public_ip_info" | jq -r '.query')
local city=$(echo "$public_ip_info" | jq -r '.city')
local region=$(echo "$public_ip_info" | jq -r '.regionName')
local country=$(echo "$public_ip_info" | jq -r '.country')
local lat=$(echo "$public_ip_info" | jq -r '.lat')
local lon=$(echo "$public_ip_info" | jq -r '.lon')
local isp=$(echo "$public_ip_info" | jq -r '.isp')
# echo "---------------------------------------"
# echo "Public IP Information:"
# echo "IP Address: $public_ip"
# echo "ISP: $isp"
# echo "City: $city"
# echo "Region: $region"
# echo "Country: $country"
# echo "Coordinates: $lat, $lon"
# echo "---------------------------------------"
echo "------------------------------------------------------"
echo "Public IP Information:"
printf "%-20s %s\n" "IP Address" ": $public_ip"
printf "%-20s %s\n" "ISP" ": $isp"
printf "%-20s %s\n" "City" ": $city"
printf "%-20s %s\n" "Region" ": $region"
printf "%-20s %s\n" "Country" ": $country"
printf "%-20s %s\n" "Coordinates" ": $lat, $lon"
echo "------------------------------------------------------"
}
# Function to display local network information
display_local_ip() {
local local_ipv4=$(hostname -I | awk '{print $1}')
local local_ipv6=$(ip -6 addr show | grep 'inet6' | awk '{print $2}' | grep -v '^::1/' | head -n 1)
local router_ip=$(ip route | grep default | awk '{print $3}')
local dns_server=$(grep nameserver /etc/resolv.conf | cut -d ' ' -f 2)
# echo "---------------------------------------"
# echo "Local Network Information:"
# echo "Hostname: $hostname"
# echo "Local IPv4 Address: $local_ipv4"
# echo "Local IPv6 Address: $local_ipv6"
# echo "Router IP Address: $router_ip"
# echo "DNS Server: $dns_server"
# echo "---------------------------------------"
echo "------------------------------------------------------"
echo "Local Network Information:"
printf "%-20s %s\n" "Hostname" ": $hostname"
printf "%-20s %s\n" "Local IPv4 Address" ": $local_ipv4"
printf "%-20s %s\n" "Local IPv6 Address" ": $local_ipv6"
printf "%-20s %s\n" "Router IP Address" ": $router_ip"
printf "%-20s %s\n" "DNS Server" ": $dns_server"
echo "------------------------------------------------------"
}
# Prompt user to choose what information to display
echo "Select the information to display:"
echo "1. Local IP"
echo "2. Public IP"
echo "3. Both Local and Public IP"
echo "Enter your choice (1/2/3):"
read choice
# Display the chosen information
case $choice in
1)
display_local_ip
;;
2)
display_public_ip
;;
3)
display_local_ip
display_public_ip
;;
*)
echo "Invalid choice. Please enter 1, 2, or 3."
;;
esac
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment