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holdtest2.py
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#!/usr/bin/env python
# Copyright (C) 2008 AG Projects
#
"""
This test simulates a session that starts with 1 audio stream, then gets put
on hold by the caller for 5 minutes, the gets taken out of hold again. This
test uses the older 0.0.0.0 IP address to indicate hold status.
"""
from common import *
def phase1(protocol, session):
print "setting up audio stream"
caller_media = session.caller.set_media([("audio", 40000, "sendrecv")])
callee_media = session.callee.set_media([("audio", 50000, "sendrecv")])
media_defer = DeferredList([caller_media, callee_media])
defer = succeed(None)
defer.addCallback(caller_update, protocol, session, media_defer, phase2)
return defer
def phase2(result, protocol, session):
print "setting stream on hold"
session.caller.set_media([("audio", 40000, "sendrecv")])
session.callee.set_media([("audio", 50000, "sendrecv")])
defer = session.do_update(protocol, "caller", "request", False, True)
defer.addCallback(callee_update_hold, protocol, session)
return defer
def callee_update_hold(result, protocol, session):
print "updating hold for callee"
defer = session.do_update(protocol, "callee", "reply", True, True)
defer.addCallback(wait_hold, protocol, session)
return defer
def wait_hold(result, protocol, session):
print "on hold, waiting 5 minutes..."
defer = Deferred()
defer.addCallback(stop_media_hold, protocol, session)
reactor.callLater(300, defer.callback, None)
return defer
def stop_media_hold(result, protocol, session):
print "stopping media for hold"
defer = DeferredList([session.caller.stop_media(), session.callee.stop_media()])
defer.addCallback(phase3, protocol, session)
return defer
def phase3(result, protocol, session):
print "continuing audio stream"
caller_media = session.caller.set_media([("audio", 40000, "sendrecv")])
callee_media = session.callee.set_media([("audio", 50000, "sendrecv")])
media_defer = DeferredList([caller_media, callee_media])
defer = succeed(None)
defer.addCallback(caller_update, protocol, session, media_defer, kthxbye)
return defer
def caller_update(result, protocol, session, media_defer, do_after):
print "doing update for caller"
defer = session.do_update(protocol, "caller", "request", False)
defer.addCallback(callee_update, protocol, session, media_defer, do_after)
return defer
def callee_update(callee_addr, protocol, session, media_defer, do_after):
print "doing update for callee"
defer = session.do_update(protocol, "callee", "reply", True)
defer.addCallback(do_media, callee_addr, protocol, session, media_defer, do_after)
return defer
def do_media((caller_ip, caller_ports), (callee_ip, callee_ports), protocol, session, media_defer, do_after):
print "starting media for both parties"
session.caller.start_media(caller_ip, caller_ports)
session.callee.start_media(callee_ip, callee_ports)
media_defer.addCallback(wait, protocol, session, do_after)
return media_defer
def wait(result, protocol, session, do_after):
print "got media, waiting 5 seconds"
defer = Deferred()
defer.addCallback(stop_media, protocol, session, do_after)
reactor.callLater(5, defer.callback, None)
return defer
def stop_media(result, protocol, session, do_after):
print "stopping media"
defer = DeferredList([session.caller.stop_media(), session.callee.stop_media()])
defer.addCallback(do_after, protocol, session)
return defer
def kthxbye(result, protocol, session):
print "sending remove"
return session.do_remove(protocol, "caller")
def disconnect(result, connector):
print "disconnecting"
connector.disconnect()
reactor.stop()
def catch_all_err(failure):
print failure
if __name__ == "__main__":
caller = Endpoint("Alice <alice@example.com>", "Caller UA", True)
callee = Endpoint("Bob <bob@example.com>", "Callee UA", False)
session = Session(caller, callee)
connector, defer = connect_to_dispatcher()
defer.addCallback(phase1, session)
defer.addCallback(disconnect, connector)
defer.addErrback(catch_all_err)
reactor.run()

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