ostechnix · January 15, 2025 07:59
diff --git a/showipaddr.sh b/showipaddr.sh
 #!/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
	#!/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