#!/usr/bin/env python
from twisted.internet.protocol import ClientCreator, Protocol
from twisted.protocols.basic import LineReceiver
from twisted.internet import reactor
import sys
class Sender(Protocol):
def sendCommand(self, command):
print "invio", command
self.transport.write(command)
def dataReceived(self, data):
print "DATA", data
PORT = 5005
HOST = 'localhost'
def sendCommand(command):
def test(d):
print "Invio ->", command
d.sendCommand(command)
c = ClientCreator(reactor, Sender)
c.connectTCP(HOST, PORT).addCallback(test)
if __name__ == '__main__':
if len(sys.argv) != 2 or sys.argv[1] not in ['stop', 'next_call', 'force']:
sys.stderr.write('Usage: %s: {stop|next_call|force}\n' % sys.argv[0])
sys.exit(1)
sendCommand(sys.argv[1]+'\n')
reactor.run()
Refactorings
No refactoring yet !
https://www.google.com/accounts/o8/id?id=AItOawkapZWfDKPlzk45bKWi1klRG7GdRd4leuU
July 1, 2010, July 01, 2010 07:21, permalink
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Line ending is wrong. Shame on me. '\r\n' works just fine!
And I should stop the reactor!
#!/usr/bin/env python
from twisted.internet.protocol import ClientCreator, Protocol
from twisted.protocols.basic import LineReceiver
from twisted.internet import reactor
import sys
class Sender(Protocol):
def sendCommand(self, command):
self.transport.write(command)
def dataReceived(self, data):
print "Received:", data
reactor.stop()
PORT = 5005
HOST = 'localhost'
def sendCommand(command):
def test(d):
d.sendCommand(command)
c = ClientCreator(reactor, Sender)
c.connectTCP(HOST, PORT).addCallback(test)
if __name__ == '__main__':
if len(sys.argv) != 2 or sys.argv[1] not in ['stop', 'next_call', 'force']:
sys.stderr.write('Usage: %s: {stop|next_call|force}\n' % sys.argv[0])
sys.exit(1)
sendCommand(sys.argv[1]+'\r\n')
reactor.run()
clonecd570
May 9, 2011, May 09, 2011 00:30, permalink
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Love is blind, as well as hatred.
I've an application in twisted which, among other features, has a TCPServer for management. Telnetting to port 5005 you can give commands like stop and force. Now I need to write a simple command-line interface to it, but cannot have it working