def __init__(self, *args, **kwargs): super(MultipathController, self).__init__(*args, **kwargs) # Random ethertype to evaluate latency self.PROBE_ETHERTYPE = 0x07C7 # Set to true once there is enoough informatio # to start multipath computation self.network_is_measured = False # Maximum delay imbalance to use a reordering buffer # Example 25ms,50ms = |(25/75)-0.5| = 0.16 self.MDI_REORDERING_THRESHOLD = 0.2 # Maximum delay imbalance threshold for not using multipath self.MDI_DROP_THRESHOLD = 0.25 # Minimum available capacity a path needs to be used in B/s self.MIN_MULTIPATH_CAPACITY = 1000 # Maximum paths allowed for a multipath flow self.MAX_PATHS_PER_MULTIPATH_FLOW = 2 # Recalculates bucket only on addition or failures in the topology self.UPDATE_FORWARDING_ON_TOPOLOGY_CHANGE_ONLY = False # Used for REST APIs wsgi = kwargs['wsgi'] wsgi.register(MultipathRestController, {API_INSTANCE_NAME: self}) # Holds the topology data and structure self.topo_shape = NetworkTopology(self)
def __init__(self, *args, **kwargs): super(MultipathController, self).__init__(*args, **kwargs) # Random ethertype to evaluate latency self.PROBE_ETHERTYPE = 0x07C7 # Set to true once there is enoough informatio # to start multipath computation self.network_is_measured = False # Maximum delay imbalance to use a reordering buffer # Example 25ms,50ms = |(25/75)-0.5| = 0.16 self.MDI_REORDERING_THRESHOLD = 0.2 # Maximum delay imbalance threshold for not using multipath self.MDI_DROP_THRESHOLD = 0.25 # If this value is changed in the configuration, the path setup # algorithm is halted if a path has more hops to the destination # than this limit. # If left -1, MDI_DROP will be used instead! # It is suited for L2 Networks where link delays will be # very similar self.MAX_HOP_DIFFERENCE = -1 # Minimum available capacity a path needs to be used in B/s self.MIN_MULTIPATH_CAPACITY = 100 # Maximum paths allowed for a multipath flow self.MAX_PATHS_PER_MULTIPATH_FLOW = 2 # Recalculates bucket only on addition or failures in the topology self.UPDATE_FORWARDING_ON_TOPOLOGY_CHANGE_ONLY = False # Recomputes forwarding continuously reardless of congestion/failures self.UPDATE_FORWARDING_CONTINOUSLY = False # High priority self.PRIORITY_PROBE_PACKETS = 65000 # Monitoring frequency for port stats. self.MONITORING_PORT_STATS_FREQUENCY = 5 self.MONITORING_PORT_STATS = False # Used for REST APIs wsgi = kwargs['wsgi'] wsgi.register(MultipathRestController, {API_INSTANCE_NAME: self}) # Holds the topology data and structure self.topo_shape = NetworkTopology(self)
def topology(self): network = str(self.txtNetwork_tab3.text()) dem = str(self.txtDEM_tab3.text()) NetworkTopology(network, dem) self.close()