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# This is the Twisted Fast Poetry Server, version 1.0
import optparse, os
from twisted.internet.protocol import ServerFactory, Protocol
def parse_args():
usage = """usage: %prog [options] poetry-file
This is the Fast Poetry Server, Twisted edition.
Run it like this:
python <path-to-poetry-file>
If you are in the base directory of the twisted-intro package,
you could run it like this:
python twisted-server-1/ poetry/ecstasy.txt
to serve up John Donne's Ecstasy, which I know you want to do.
parser = optparse.OptionParser(usage)
help = "The port to listen on. Default to a random available port."
parser.add_option('--port', type='int', help=help)
help = "The interface to listen on. Default is localhost."
parser.add_option('--iface', help=help, default='localhost')
options, args = parser.parse_args()
if len(args) != 1:
parser.error('Provide exactly one poetry file.')
poetry_file = args[0]
if not os.path.exists(args[0]):
parser.error('No such file: %s' % poetry_file)
return options, poetry_file
class PoetryProtocol(Protocol):
def connectionMade(self):
class PoetryFactory(ServerFactory):
protocol = PoetryProtocol
def __init__(self, poem):
self.poem = poem
def main():
options, poetry_file = parse_args()
poem = open(poetry_file).read()
factory = PoetryFactory(poem)
from twisted.internet import reactor
port = reactor.listenTCP(options.port or 0, factory,
print 'Serving %s on %s.' % (poetry_file, port.getHost())
if __name__ == '__main__':
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