Network Programming in Python

[diffuser78 at gmail.com]

I have Python 2.4.2 on windows and Linux both. I got an import error.
how can we obtain the twisted libraries ?



When I try to run your code
Jean-Paul Calderone wrote:
> On 22 Jun 2006 12:02:14 -0700, diffuser78 at gmail.com wrote:
> >I am a newbie in python. I want to learn and implement a small
> >networking concept. Please help me. Every help is appreciated.
> >
> >I have one Linux Box and one Windows PC. I want to have a daemon
> >running on Windows PC which listens on some specicif port number. I
> >want to send a TCP/IP or UDP/IP packet from Linux box to Windows PC to
> >start some application. As Windows PC recieves such a packet from Linux
> >Box it executes a certain .exe file. I want to implement this concept.
> >
> >In short I want to remotely send command from Linux to Windows PC to
> >start a particular application.
> >
> >Thanks, Every help is appreciated.
> >
>
> Untested:
>
>     from twisted.internet import protocol, reactor
>     from twisted.protocols import basic
>
>     COMMANDS = {
>         "xterm": ("/usr/bin/xterm", {"DISPLAY": ":1.0"}),
>         }
>
>     class CommandLauncher(basic.LineReceiver):
>         def lineReceived(self, line):
>             try:
>                 cmd, env = COMMANDS[line]
>             except KeyError:
>                 self.sendLine("error")
>             else:
>                 reactor.spawnProcess(None, cmd, env=env)
>                 self.sendLine("okay")
>
>     f = protocol.ServerFactory()
>     f.protocol = CommandLauncher
>     reactor.listenTCP(12345, f)
>     reactor.run()
>
> You should be able to telnet to this (port 12345) and type in
> names of commands for it to run.  Of course, xterm isn't a very
> good win32 program to run but I couldn't think of a better example.
> You could also write a program to send command requests to this
> server, instead of using telnet.
> 
> Jean-Paul