"""
def __init__(self, dp):
super(EventOFPStateChange, self).__init__()
self.datapath = dp
class EventOFPPortStateChange(event.EventBase):
"""
An event class to notify the port state changes of Dtatapath instance.
This event performs like EventOFPPortStatus, but OSKen will
send this event after updating ``ports`` dict of Datapath instances.
An instance has at least the following attributes.
========= =================================================================
Attribute Description
========= =================================================================
datapath os_ken.controller.controller.Datapath instance of the switch
reason one of OFPPR_*
port_no Port number which state was changed
========= =================================================================
"""
def __init__(self, dp, reason, port_no):
super(EventOFPPortStateChange, self).__init__()
self.datapath = dp
self.reason = reason
self.port_no = port_no
handler.register_service('os_ken.controller.ofp_handler')
def __str__(self):
return '%s<%s>' % (self.__class__.__name__, self.host)
class EventHostAdd(EventHostBase):
def __init__(self, host):
super(EventHostAdd, self).__init__(host)
# Note: Currently, EventHostDelete will never be raised, because we have no
# appropriate way to detect the disconnection of hosts. Just defined for
# future use.
class EventHostDelete(EventHostBase):
def __init__(self, host):
super(EventHostDelete, self).__init__(host)
class EventHostMove(event.EventBase):
def __init__(self, src, dst):
super(EventHostMove, self).__init__()
self.src = src
self.dst = dst
def __str__(self):
return '%s<src=%s, dst=%s>' % (self.__class__.__name__, self.src,
self.dst)
handler.register_service('os_ken.topology.switches')
ev.table,
ev.old,
ev.new)
class EventPortInserted(EventRowInsertedBase):
pass
class EventPortDeleted(EventRowDeletedBase):
pass
class EventPortUpdated(EventRowUpdatedBase):
pass
class EventInterfaceInserted(EventRowInsertedBase):
pass
class EventInterfaceDeleted(EventRowDeletedBase):
pass
class EventInterfaceUpdated(EventRowUpdatedBase):
pass
handler.register_service('os_ken.services.protocols.ovsdb.manager')
'DPSET: A port was modified.' +
'(datapath id = %s, port number = %s)',
dpid_to_str(datapath.id), port.port_no)
self.port_state[datapath.id].modify(port.port_no, port)
self.send_event_to_observers(EventPortModify(datapath, port))
def get_port(self, dpid, port_no):
"""
This method returns the os_ken.controller.dpset.PortState
instance for the given Datapath ID and the port number.
Raises os_ken_exc.PortNotFound if no such a datapath connected to
this controller or no such a port exists.
"""
try:
return self.port_state[dpid][port_no]
except KeyError:
raise os_ken_exc.PortNotFound(dpid=dpid,
port=port_no,
network_id=None)
def get_ports(self, dpid):
"""
This method returns a list of os_ken.controller.dpset.PortState
instances for the given Datapath ID.
Raises KeyError if no such a datapath connected to this controller.
"""
return list(self.port_state[dpid].values())
handler.register_service('os_ken.controller.dpset')