hi, > Hi I am running two applications in ryu controller, and would like to > exchange my own events between the two. I wrote a code (below), but the > function doesn't work.
when RyuApp's __init__ is called, event pipelines are not available yet. (run ryu-manager with --verbose to see 'EVENT LOST' messages.) you need to send your event later. eg. start() time. YAMAMOTO Takashi > > > ***Event Class - Location /ryu/app/event_message > > from ryu.controller import ofp_event, event > > class EventMessage(event.EventBase): > def __init__(self, message): > super(EventMessage, self).__init__() > self.message = message > > ***App 1 > > from ryu.base import app_manager > from ryu.controller import ofp_event, event > from ryu.controller.handler import CONFIG_DISPATCHER, MAIN_DISPATCHER > from ryu.controller.handler import set_ev_cls, set_ev_handler > from ryu.ofproto import ofproto_v1_3 > from ryu.app import event_message > > class ConnectionManager(app_manager.RyuApp): > OFP_VERSIONS = [ofproto_v1_3.OFP_VERSION] > > def __init__(self, *args, **kwargs): > super(ConnectionManager, self).__init__(*args, **kwargs) > . . . > bla bla bla > > bla bla bla > . . . > else: # If something doesn't happen, a want to send a event > print >>sys.stderr, 'O cliente caiu' > msg = 'test' > self.send_event_to_observers(event_message.EventMessage(msg)) > > ***App 2 > > from ryu.base import app_manager > from ryu.controller import ofp_event, event > from ryu.controller.handler import CONFIG_DISPATCHER, MAIN_DISPATCHER > from ryu.controller.handler import set_ev_cls, set_ev_handler > from ryu.ofproto import ofproto_v1_3 > from ryu.app import event_message > > class ManagerRole(app_manager.RyuApp): > OFP_VERSIONS = [ofproto_v1_3.OFP_VERSION] > > def __init__(self, *args, **kwargs): > super(ManagerRole, self).__init__(*args, **kwargs) > > . . . > bla bla bla > > bla bla bla > . . . > > @set_ev_cls(event_message.EventMessage) # At this point, a message > 'test' should be printed > def event_Test(self, ev): > print ev.message > > > I don't know what is happening. If someone can help me, I'll be grateful. > > Thanks. > > -- > *Eros S. Spalla* - ------------------------------------------------------------------------------ Managing the Performance of Cloud-Based Applications Take advantage of what the Cloud has to offer - Avoid Common Pitfalls. Read the Whitepaper. http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk _______________________________________________ Ryu-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ryu-devel
