wifi.sh

#!/bin/bash

if [[ -n "$2" ]]; then
  device=$2
else
  device="eth0"
fi

if [ "start" = "$1" ]; then
  ifconfig wlan0 192.168.150.1
  service dnsmasq restart
  sysctl net.ipv4.ip_forward=1
  iptables -t nat -A POSTROUTING -o $device -j MASQUERADE
  hostapd /etc/hostapd.conf
elif [ "stop" = "$1" ]; then
  iptables -t nat -D POSTROUTING -o $device -j MASQUERADE
  sysctl net.ipv4.ip_forward=0
  service dnsmasq stop
  service hostapd stop
else
  echo "usage:"
  echo "        wifi [start|stop] [device]"
fi