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Viewing changes to vendor/Twisted-10.0.0/doc/core/howto/tutorial/listings/finger/finger09.py

  • Committer: Jesse Andrews
  • Date: 2010-05-28 06:05:26 UTC
  • Revision ID: git-v1:bf6e6e718cdc7488e2da87b21e258ccc065fe499
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vendor/Twisted-10.0.0/doc/core/howto/tutorial/listings/finger/finger09.py
 
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# Read username, output from factory interfacing to OS, drop connections
 
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from twisted.internet import protocol, reactor, defer, utils
 
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from twisted.protocols import basic
 
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class FingerProtocol(basic.LineReceiver):
 
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    def lineReceived(self, user):
 
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        d = self.factory.getUser(user)
 
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        def onError(err):
 
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            return 'Internal error in server'
 
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        d.addErrback(onError)
 
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        def writeResponse(message):
 
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            self.transport.write(message + '\r\n')
 
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            self.transport.loseConnection()
 
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        d.addCallback(writeResponse)
 
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class FingerFactory(protocol.ServerFactory):
 
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    protocol = FingerProtocol
 
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    def getUser(self, user):
 
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        return utils.getProcessOutput("finger", [user])
 
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reactor.listenTCP(1079, FingerFactory())
 
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reactor.run()