Claus Lensbøl cmol

## natPMP.py
"""
Script for requesting a port redirection via natPMP.
Follows the standart of:
http://tools.ietf.org/html/draft-cheshire-nat-pmp-07#section-3.3
with the exception of hold times. We are not going to wait a little
above 3 minutes to test for natPMP.
"""

import socket
import random

## keybase.md

      
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                cmol
                / keybase.md
            
            
              Created
              May 16, 2015 13:41
            
              
                keybase.md
              
          
    Keybase proof

I hereby claim:

I am cmol on github.
I am cmol (https://keybase.io/cmol) on keybase.
I have a public key whose fingerprint is 54C4 F886 5479 CCDB F367  DC13 720E 785B F86A EAD3

To claim this, I am signing this object:

  
## block1.2620
2620:0000:0862:ed1a:0000:0000:0000:0001

## udp_recv.rb
message, client = server_socket.recvfrom(MSG_LENGTH)

## udp_client_simple.rb
require "socket"

CONNECT_ADDR = "localhost"
CONNECT_PORT = 12345
MSG_LENGTH  = 256
FLAGS       = 0

Addrinfo.udp(CONNECT_ADDR, CONNECT_PORT).connect do |socket|
  socket.send("Connected via unspecified address family socket", FLAGS)
  message, server = socket.recvfrom(MSG_LENGTH)

## udp_server.rb
require "socket"

LISTEN_ADDR = "::"
LISTEN_PORT = 12345
MSG_LENGTH  = 256
FLAGS       = 0

# Create socket and bind it to the listen on all addresses and the given port
server_socket = UDPSocket.new :INET6
server_socket.bind(LISTEN_ADDR, LISTEN_PORT)

## udp_client_run
cmol@qui-gon:~$ ruby echo_client_udp.rb
[IPv6] Connected via unspecified address family socket

## udp_nc
cmol@qui-gon:~$ nc -4 -u localhost 12345
Hello from IPv4!
[IPv4] Hello from IPv4!

cmol@qui-gon:~$ nc -6 -u localhost 12345
Hello from IPv6!
[IPv6] Hello from IPv6!

## udp_run
cmol@qui-gon:~$ ruby src/chat_server_udp.rb
Client connected from ::ffff:127.0.0.1 using IPv4
Client connected from ::1 using IPv6

## udp_listen.rb
require "socket"

LISTEN_ADDR = "::"
LISTEN_PORT = 12345
MSG_LENGTH  = 256
FLAGS       = 0

# Create socket and bind it to the listen on all addresses and the given port
server_socket = UDPSocket.new :INET6
server_socket.bind(LISTEN_ADDR, LISTEN_PORT)
	"""
	Script for requesting a port redirection via natPMP.
	Follows the standart of:
	http://tools.ietf.org/html/draft-cheshire-nat-pmp-07#section-3.3
	with the exception of hold times. We are not going to wait a little
	above 3 minutes to test for natPMP.
	"""

	import socket
	import random
	require "socket"

	CONNECT_ADDR = "localhost"
	CONNECT_PORT = 12345
	MSG_LENGTH = 256
	FLAGS = 0

	Addrinfo.udp(CONNECT_ADDR, CONNECT_PORT).connect do \|socket\|
	socket.send("Connected via unspecified address family socket", FLAGS)
	message, server = socket.recvfrom(MSG_LENGTH)
	require "socket"

	LISTEN_ADDR = "::"
	LISTEN_PORT = 12345
	MSG_LENGTH = 256
	FLAGS = 0

	# Create socket and bind it to the listen on all addresses and the given port
	server_socket = UDPSocket.new :INET6
	server_socket.bind(LISTEN_ADDR, LISTEN_PORT)
	cmol@qui-gon:~$ ruby echo_client_udp.rb
	[IPv6] Connected via unspecified address family socket
	cmol@qui-gon:~$ nc -4 -u localhost 12345
	Hello from IPv4!
	[IPv4] Hello from IPv4!

	cmol@qui-gon:~$ nc -6 -u localhost 12345
	Hello from IPv6!
	[IPv6] Hello from IPv6!
	cmol@qui-gon:~$ ruby src/chat_server_udp.rb
	Client connected from ::ffff:127.0.0.1 using IPv4
	Client connected from ::1 using IPv6