challenge-bot.com Git - challenge-bot/blob - bbb/local/bin/allow-bbb-to-use-this-systems-internet.bash

   1 #! /usr/bin/env bash
   2
   3 #  Copyright (C) 2016 Daniel Watson
   4 #  See the end of the file for license conditions.
   5 #   GNU AGPLv3 (or later at your option)
   6 #   https://challenge-bot.com/
   7
   8 set -o nounset
   9 set -o errexit
  10
  11 ETH="${1}"
  12 sudo ifconfig "${ETH}" 192.168.7.1
  13 sudo iptables \
  14      --table nat \
  15      --append POSTROUTING \
  16      --out-interface wlan0 \
  17      -j MASQUERADE
  18 sudo iptables --append FORWARD --in-interface "${ETH}" -j ACCEPT
  19 echo 1 | sudo tee /proc/sys/net/ipv4/ip_forward > /dev/null
  20
  21 # Challenge-bot is free software: you can redistribute it and/or modify
  22 # it under the terms of the GNU Affero General Public License as published by
  23 # the Free Software Foundation, either version 3 of the License, or
  24 # (at your option) any later version.
  25
  26 # GNU Affero Emacs is distributed in the hope that it will be useful,
  27 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  28 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  29 # GNU Affero General Public License for more details.
  30
  31 # You should have received a copy of the GNU Affero General Public License
  32 # along with challenge-bot.  If not, see <http://www.gnu.org/licenses/>.