Ah good to know about that. I managed to open a server by simply
calling the Script with python (i.e. "sudo python file.wsgi") - With
that I could access the application through port 621 of my server
(After changing 'localhost' to '' in order to make it public
accessible).

On 25 Dez., 11:20, Graham Dumpleton <[email protected]>
wrote:
> You cant do that for a couple of reasons.
>
> The first is that Apache/mod_wsgi is often multi process and so your
> code would get executed in multiple process at same time. Since only
> one process can acquire listener port, all but that one will fail.
>
> Second, you can not run blocking operations like srv.serve_forever()
> in global scope of WSGI script file import. You shouldn't even do that
> specific one in raw request handler either. The only way you could do
> something like that is to start a separate thread within the process
> and do it within the thread. That way you will not block the request
> handler thread.
>
> Even if you do the latter, you will still have multi process issue.
> Only solution to that is use Windows, or if on UNIX use daemon mode
> and delegate application to run in a single process daemon process
> group.
>
> Graham
>
> 2009/12/25 Kaktus621 <[email protected]>:
>
> > Hello,
>
> > some days ago i have isntalled the wsgi module into my apache and the
> > simple Hello, World application runs fine. The next step I did want to
> > do is to make a TCP server that is listening on a certain port (e.g.
> > 621). Because of this, I modified the Hello World application to the
> > following code:
>
> > ######
>
> > def application(environ, start_response):
> >    status = '200 OK'
> >    output = 'Hello World!'
>
> >    response_headers = [('Content-type', 'text/plain'),
> >                        ('Content-Length', str(len(output)))]
> >    start_response(status, response_headers)
>
> >    return [output]
>
> > from wsgiref.simple_server import make_server
> > srv = make_server('localhost', 621, application)
> > srv.serve_forever()
>
> > ######
>
> > But now the script won't run anymore, here is the error.log of the
> > apache:
>
> > ######
>
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2] mod_wsgi
> > (pid=5612): Target WSGI script '/var/www/python/test.wsgi' cannot be
> > loaded as Python module.
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2] mod_wsgi
> > (pid=5612): Exception occurred processing WSGI script '/var/www/python/
> > test.wsgi'.
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2] Traceback
> > (most recent call last):
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]   File "/var/
> > www/python/test.wsgi", line 12, in <module>
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]     srv =
> > make_server('localhost', 621, application)
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]   File "/usr/
> > lib/python2.6/wsgiref/simple_server.py", line 181, in make_server
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]     server =
> > server_class((host, port), handler_class)
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]   File "/usr/
> > lib/python2.6/SocketServer.py", line 400, in __init__
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]
> > self.server_bind()
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]   File "/usr/
> > lib/python2.6/wsgiref/simple_server.py", line 50, in server_bind
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]
> > HTTPServer.server_bind(self)
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]   File "/usr/
> > lib/python2.6/BaseHTTPServer.py", line 108, in server_bind
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]
> > SocketServer.TCPServer.server_bind(self)
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]   File "/usr/
> > lib/python2.6/SocketServer.py", line 411, in server_bind
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]
> > self.socket.bind(self.server_address)
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2]   File
> > "<string>", line 1, in bind
> > [Thu Dec 24 19:38:19 2009] [error] [client 192.168.178.2] error:
> > [Errno 13] Permission denied
>
> > ######
>
> > Do you know why this is happening? Is there another way to create such
> > a server or to grant the module to create sockets? Thank you in advance
>
> > --
>
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