diff --git a/geo/geo b/geo/geo new file mode 100755 index 0000000..3dddf9e --- /dev/null +++ b/geo/geo @@ -0,0 +1,124 @@ +#!/usr/bin/env bash + +# +# Bash utility for getting specific network info +# Author: Jake Meyer +# Github: https://github.com/jakewmeyer +# + +# Parse arguments passed + help formatting +usage() { + echo "Usage: geo [flag]" + echo " -w Returns WAN IP" + echo " -l Returns LAN IP(s)" + echo " -r Returns Router IP" + echo " -d Returns DNS Nameserver" + echo " -m Returns MAC address for interface. Ex. eth0" + echo " -g Returns Current IP Geodata" + echo "Custom Geo Output =>" + echo "[all] [query] [city] [region] [country] [zip] [isp]" + echo "Example: geo -a 8.8.8.8 -o city,zip,isp" + echo " -o [options] Returns Specific Geodata" + echo " -a [address] For specific ip in -s" + echo " -v Returns Version" + echo " -h Returns Help Screen" + exit +} + +# Displays version number +version() { + echo "Version 0.1.5"; +} + +# Fetches WAN ip address +wan_search() { + dig +short myip.opendns.com @resolver1.opendns.com +} + +# Fetches current LAN ip address +lan_search() { + if [ "$(uname)" = "Darwin" ]; then + ifconfig | grep -Eo 'inet (addr:)?([0-9]*\.){3}[0-9]*' | grep -Eo '([0-9]*\.){3}[0-9]*' | grep -v '127.0.0.1' + elif [ "$(uname -s)" = "Linux" ]; then + ip addr show | grep -Eo 'inet (addr:)?([0-9]*\.){3}[0-9]*' | grep -Eo '([0-9]*\.){3}[0-9]*' | grep -v '127.0.0.1' + else + echo "OS not supported" + exit 1 + fi +} + +# Fetches Router ip address +router_search() { + if [ "$(uname)" = "Darwin" ]; then + netstat -rn | grep default | head -1 | awk '{print$2}' + elif [ "$(uname -s)" = "Linux" ]; then + ip route | grep ^default'\s'via | head -1 | awk '{print$3}' + else + echo "OS not supported" + exit 1 + fi +} + +# Fetches DNS nameserver +dns_search() { + if [ "$(uname)" = "Darwin" ]; then + grep -i nameserver /etc/resolv.conf |head -n1|cut -d ' ' -f2 + elif [ "$(uname -s)" = "Linux" ]; then + cat /etc/resolv.conf | grep -i ^nameserver | cut -d ' ' -f2 + else + echo "OS not supported" + exit 1 + fi +} + +# Fetches MAC address of +mac_search() { + if [ "$(uname)" = "Darwin" ]; then + ifconfig "$MAC" | grep -o -E '([[:xdigit:]]{1,2}:){5}[[:xdigit:]]{1,2}' + elif [ "$(uname -s)" = "Linux" ]; then + ip addr show "$MAC" | grep -o -E '([[:xdigit:]]{1,2}:){5}[[:xdigit:]]{1,2}' | grep -v ff: + else + echo "OS not supported" + exit 1 + fi +} + +# Fetches current geodata based on ip +geodata_search() { + curl -sf "http://ip-api.com/line/?fields=query,city,region,country,zip,isp" +} + +# Fetches specific geodata based on args +specific_geo() { + if [ "$OPTIONS" = "all" ]; then + curl -s "http://ip-api.com/line/${ADDRESS}?fields=query,city,region,country,zip,isp" + else + curl -sf "http://ip-api.com/line/${ADDRESS}?fields=${OPTIONS}" + fi +} + +# Option parsing "controller" +optspec="wlrdm:go:a:vh*:" +while getopts "$optspec" optchar +do + case "${optchar}" in + w) wan_search ;; + l) lan_search ;; + r) router_search ;; + d) dns_search ;; + m) MAC=$OPTARG mac_search;; + g) geodata_search ;; + a) ADDRESS=$OPTARG ;; + o) OPTIONS=$OPTARG specific_geo ;; + v) version ;; + h) usage ;; + *) usage ;; + esac +done + +# Makes geo command default to help screen for usability +if [ $# -eq 0 ]; +then + usage + exit 0 +fi