socketplay

import socket
import os


def child(sock):
    print 'child running! echo server starting'
    while True:
        ret = sock.recv(64)
        if ret == '':
            print 'child server exiting!'
            break
        sock.sendall('hi ' + ret )

def parent(sock):
    print 'parent running!'
    print 'heres your control shell'
    while True:
        inp = raw_input('>')
        sock.sendall(inp)

        ret = sock.recv(128)
        if ret == '':
            print 'parent exiting'
            break

        print 'got back from child:', ret





a, b = socket.socketpair(socket.AF_UNIX, socket.SOCK_DGRAM)
import IPython; IPython.embed()

print 'init running, make the sockets'

print 'forking'

ret = os.fork()

if ret == 0:
    # child
    child(b)
else:
    # parent
    parent(a)