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Add geo folder and geo script (#17)
* Adding geo folder and geo script * Fixed small comment typo in geo script * removed .DS_store
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geo/geo
Executable file
124
geo/geo
Executable file
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#!/usr/bin/env bash
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#
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# Bash utility for getting specific network info
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# Author: Jake Meyer
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# Github: https://github.com/jakewmeyer
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#
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# Parse arguments passed + help formatting
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usage() {
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echo "Usage: geo [flag]"
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echo " -w Returns WAN IP"
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echo " -l Returns LAN IP(s)"
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echo " -r Returns Router IP"
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echo " -d Returns DNS Nameserver"
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echo " -m Returns MAC address for interface. Ex. eth0"
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echo " -g Returns Current IP Geodata"
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echo "Custom Geo Output =>"
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echo "[all] [query] [city] [region] [country] [zip] [isp]"
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echo "Example: geo -a 8.8.8.8 -o city,zip,isp"
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echo " -o [options] Returns Specific Geodata"
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echo " -a [address] For specific ip in -s"
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echo " -v Returns Version"
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echo " -h Returns Help Screen"
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exit
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}
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# Displays version number
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version() {
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echo "Version 0.1.5";
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}
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# Fetches WAN ip address
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wan_search() {
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dig +short myip.opendns.com @resolver1.opendns.com
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}
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# Fetches current LAN ip address
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lan_search() {
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if [ "$(uname)" = "Darwin" ]; then
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ifconfig | grep -Eo 'inet (addr:)?([0-9]*\.){3}[0-9]*' | grep -Eo '([0-9]*\.){3}[0-9]*' | grep -v '127.0.0.1'
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elif [ "$(uname -s)" = "Linux" ]; then
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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'
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else
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echo "OS not supported"
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exit 1
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fi
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}
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# Fetches Router ip address
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router_search() {
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if [ "$(uname)" = "Darwin" ]; then
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netstat -rn | grep default | head -1 | awk '{print$2}'
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elif [ "$(uname -s)" = "Linux" ]; then
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ip route | grep ^default'\s'via | head -1 | awk '{print$3}'
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else
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echo "OS not supported"
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exit 1
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fi
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}
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# Fetches DNS nameserver
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dns_search() {
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if [ "$(uname)" = "Darwin" ]; then
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grep -i nameserver /etc/resolv.conf |head -n1|cut -d ' ' -f2
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elif [ "$(uname -s)" = "Linux" ]; then
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cat /etc/resolv.conf | grep -i ^nameserver | cut -d ' ' -f2
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else
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echo "OS not supported"
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exit 1
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fi
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}
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# Fetches MAC address of
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mac_search() {
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if [ "$(uname)" = "Darwin" ]; then
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ifconfig "$MAC" | grep -o -E '([[:xdigit:]]{1,2}:){5}[[:xdigit:]]{1,2}'
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elif [ "$(uname -s)" = "Linux" ]; then
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ip addr show "$MAC" | grep -o -E '([[:xdigit:]]{1,2}:){5}[[:xdigit:]]{1,2}' | grep -v ff:
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else
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echo "OS not supported"
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exit 1
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fi
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}
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# Fetches current geodata based on ip
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geodata_search() {
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curl -sf "http://ip-api.com/line/?fields=query,city,region,country,zip,isp"
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}
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# Fetches specific geodata based on args
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specific_geo() {
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if [ "$OPTIONS" = "all" ]; then
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curl -s "http://ip-api.com/line/${ADDRESS}?fields=query,city,region,country,zip,isp"
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else
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curl -sf "http://ip-api.com/line/${ADDRESS}?fields=${OPTIONS}"
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fi
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}
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# Option parsing "controller"
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optspec="wlrdm:go:a:vh*:"
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while getopts "$optspec" optchar
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do
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case "${optchar}" in
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w) wan_search ;;
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l) lan_search ;;
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r) router_search ;;
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d) dns_search ;;
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m) MAC=$OPTARG mac_search;;
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g) geodata_search ;;
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a) ADDRESS=$OPTARG ;;
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o) OPTIONS=$OPTARG specific_geo ;;
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v) version ;;
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h) usage ;;
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*) usage ;;
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esac
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done
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# Makes geo command default to help screen for usability
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if [ $# -eq 0 ];
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then
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usage
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exit 0
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fi
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