send_ipmsg.py

#!/usr/bin/env python
# vim: fileencoding=utf8

import socket
import random

IPMSG_VERSION = 0x0001
IPMSG_SENDMSG = 0x00000020

LOCAL_USER = u"自動通知".encode('shift-jis')
LOCAL_HOST = "0.0.0.0"
PORT = 2425

USERS = {
        'username':'ipaddr',
        }

def usage(name):
    print "usage: %s <user name> <message>" % name

def makemsg(message):
    return "1:%d:%s:%s:%d:%s" % (
            random.randint(1, 1000),
            LOCAL_USER,
            LOCAL_HOST,
            IPMSG_SENDMSG,
            unicode(message, 'utf-8', 'ignore').encode('shift-jis'))

def sendmsg(user, message):
    try:
        soc = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, 0)
        host = socket.gethostbyname(USERS[user])
        soc.sendto(makemsg(message), 0, (host, PORT))
    except socket.error, detail:
        print 'ERR : %s' % detail
        exit(1)

    print "sended to %s: %s" % (user, message)

if __name__ == "__main__":
    import sys
    if len(sys.argv) < 3:
        usage(sys.argv[0])
        exit(1)
    else:
        sendmsg(sys.argv[1], sys.argv[2])