Exemple #1
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def launch (port=6633, address="0.0.0.0", name=None,
            private_key=None, certificate=None, ca_cert=None,
            __INSTANCE__=None):
  """
  Start a listener for OpenFlow connections

  If you want to enable SSL, pass private_key/certificate/ca_cert in reasonable
  combinations and pointing to reasonable key/cert files.  These have the same
  meanings as with Open vSwitch's old test controller, but they are more
  flexible (e.g., ca-cert can be skipped).
  """
  if name is None:
    basename = "of_01"
    counter = 1
    name = basename
    while core.hasComponent(name):
      counter += 1
      name = "%s-%s" % (basename, counter)

  if core.hasComponent(name):
    log.warn("of_01 '%s' already started", name)
    return None

  global deferredSender
  if not deferredSender:
    deferredSender = DeferredSender()

  if of._logger is None:
    of._logger = core.getLogger('libopenflow_01')

  l = OpenFlow_01_Task(port = int(port), address = address,
                       ssl_key = private_key, ssl_cert = certificate,
                       ssl_ca_cert = ca_cert)
  core.register(name, l)
  return l
Exemple #2
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def launch (port=6633, address="0.0.0.0", name=None,
            private_key=None, certificate=None, ca_cert=None,
            __INSTANCE__=None):
  """
  Start a listener for OpenFlow connections

  If you want to enable SSL, pass private_key/certificate/ca_cert in reasonable
  combinations and pointing to reasonable key/cert files.  These have the same
  meanings as with Open vSwitch's old test controller, but they are more
  flexible (e.g., ca-cert can be skipped).
  """
  if name is None:
    basename = "of_01"
    counter = 1
    name = basename
    while core.hasComponent(name):
      counter += 1
      name = "%s-%s" % (basename, counter)

  if core.hasComponent(name):
    log.warn("of_01 '%s' already started", name)
    return None

  global deferredSender
  if not deferredSender:
    deferredSender = DeferredSender()

  if of._logger is None:
    of._logger = core.getLogger('libopenflow_01')

  l = OpenFlow_01_Task(port = int(port), address = address,
                       ssl_key = private_key, ssl_cert = certificate,
                       ssl_ca_cert = ca_cert)
  core.register(name, l)
  return l
Exemple #3
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def launch(dpid, __INSTANCE__=None, **kw):
    if not core.hasComponent("OVSRIPRouters"):
        core.registerNew(OVSRIPRouters)

    if not core.hasComponent("NX"):
        import pox.openflow.nicira
        pox.openflow.nicira.launch(convert_packet_in=True)

    try:
        dpid = long(dpid)
    except:
        dpid = util.str_to_dpid(dpid)

    r = OVSRIPRouter(dpid=dpid)
    core.OVSRIPRouters.add(r)

    # Directly attached networks
    for iface, routes in kw.items():
        # Try to parse iface as a port number; else a name
        try:
            iface = int(iface)
        except:
            pass
        routes = routes.split(',')
        for route in routes:
            ip, prefix_size = IPAddr.parse_cidr(route, allow_host=True)
            prefix = ip.get_network(prefix_size)
            r.add_direct_network(iface, ip=ip, prefix=prefix)
Exemple #4
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    def orchestrate(self, input_graph, resource_view):
        """
    Abstract function for wrapping optional steps connected to orchestration.

    Implemented function call the mapping algorithm.

    If a derived class of :any:`AbstractMappingDataProcessor` is set in the
    global config under the name "PROCESSOR" then the this class performs
    pre/post mapping steps.

    After the pre/post-processor steps the relevant Mapping event will be
    raised on the main API class of the layer!

    :param input_graph: graph representation which need to be mapped
    :type input_graph: :any:`NFFG`
    :param resource_view: resource information
    :type resource_view: :any:`AbstractVirtualizer`
    :raise: NotImplementedError
    :return: mapped graph
    :rtype: :any:`NFFG`
    """
        # Get resource info
        resource_graph = resource_view.get_resource_info()
        # If validator is not None call the pre function
        if CONFIG.get_processor_enabled(layer=self._layer_name):
            # Preform pre-mapping validation
            if self.processor is not None and self.processor.pre_mapping_exec(
                    input_graph=input_graph, resource_graph=resource_graph):
                # Raise Error if processor function return with True
                raise ProcessorError("Pre mapping validation is failed!")
        # Raise event for external POX modules
        if core.hasComponent(self._layer_name):
            core.components[self._layer_name].raiseEvent(
                PreMapEvent,
                input_graph=input_graph,
                resource_graph=resource_graph)
        # Invoke mapping algorithm
        mapping_result = self._perform_mapping(input_graph=input_graph,
                                               resource_view=resource_view)
        # Perform post-mapping validation
        # If the mapping is threaded skip post mapping here
        if not self._threaded:
            # If validator is not None call the post function
            if CONFIG.get_processor_enabled(layer=self._layer_name):
                if self.processor is not None and self.processor.post_mapping_exec(
                        input_graph=input_graph,
                        resource_graph=resource_graph,
                        result_graph=mapping_result):
                    # Raise Error if processor function return with True
                    raise ProcessorError("Post mapping validation is failed!")
            # Raise event for external POX modules
            if core.hasComponent(self._layer_name):
                core.components[self._layer_name].raiseEvent(
                    PostMapEvent,
                    input_graph=input_graph,
                    resource_graph=resource_graph,
                    result_graph=mapping_result)
        # Return the mapped NFFG
        return mapping_result
Exemple #5
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def launch():
    # discovery and arp_response are necessary components for routing
    if core.hasComponent('discovery') and core.hasComponent('arp_response'):
        component = Routing()
        core.register('routing', component)
        log.debug('ROUTING: Routing registered')
    else:
        log.error('ROUTING: Routing component *not* loaded. Required components missing')
Exemple #6
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 def realStart (event=None):
   if not core.hasComponent("messenger"):
     if event is None:
       # Only do this the first time
       log.warning("Deferring firing up GuiMessengerServiceListener because Messenger isn't up yet")
       core.addListenerByName("ComponentRegistered", realStart, once=True)
     return
   if not core.hasComponent(GuiMessengerServiceListener.__name__):
     core.registerNew(GuiMessengerServiceListener)
     log.info("Up...")
 def realStart (event=None):
   if not core.hasComponent("messenger"):
     if event is None:
       # Only do this the first time
       log.warning("Deferring firing up GuiMessengerServiceListener because Messenger isn't up yet")
       core.addListenerByName("ComponentRegistered", realStart, once=True)
     return
   if not core.hasComponent(GuiMessengerServiceListener.__name__):
     core.registerNew(GuiMessengerServiceListener)
     log.info("Up...")
 def __init__(self):
     if core.hasComponent("openflow"):
         self.listenTo(core.openflow)
     if core.hasComponent("openflow_topology"):
         self.listenTo(core.openflow_topology)
     if core.hasComponent("optimization"):
         self.listenTo(core.optimization)
     else:
         self.listenTo(core)
     self.vlan = 1;
     self.delete_interval = 5; #number of seconds to wait, need to NOT HARDCODE THIS
     return
Exemple #9
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def launch(port=2555, address="0.0.0.0"):
    if core.hasComponent('peer_client') or core.hasComponent('peer_server'):
        return None

    peer_server = Peer_Server_Task(port=int(port), address=address)
    core.register("peer_server", peer_server)

    peers = '192.168.109.191,192.168.109.120'
    peers = peers.split(',')
    log.info('need to connect peers: %s' % (peers))
    peer_client = Peer_Client_Task(port=int(port), address=peers)
    core.register("peer_client", peer_client)
Exemple #10
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def launch (port = 2555, address = "0.0.0.0"):
    if core.hasComponent('peer_client') or core.hasComponent('peer_server'):
        return None

    peer_server = Broker_01_Task(port = int(port), address = address)
    core.register("peer_server", peer_server)
    
    peers = '192.168.109.228,192.168.109.229'
    peers = peers.split(',')
    log.info('need to connect peers: %s' % (peers))
    peer_client = Broker_Client_Task(port = int(port), address = peers)
    core.register("peer_client", peer_client)
Exemple #11
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def launch():
    if core.hasComponent('discovery'):
        component = ArpResponse()
        core.register('arp_response', component)
        log.debug("ARP_RESPONSE: arp_response component registered")
    else:
        log.debug("ARP_RESPONSE: arp_response *not* loaded. Missing dependencies")
Exemple #12
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def launch(*args, **kw):
    if core.hasComponent('of_01'):
        return None
    l = OpenFlow_01_Task(*args, **kw)
    #l = OpenFlow_01_Loop(*args, **kw)
    core.register("of_01", l)
    return l
Exemple #13
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def launch (default_arbiter=True):
    from pox.core import core
    if core.hasComponent("openflow"):
        return
    if default_arbiter:
        core.registerNew(OpenFlowConnectionArbiter)     # register a class
    core.register("openflow", OpenFlowNexus())          # register an instance of class 'OpenFlowNexus' as 'openflow'
Exemple #14
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def launch(standalone=False, address='127.0.0.1', port=6633, max_retry_delay=16,
           dpid=None, ports='', policy='', extra=None, ctl_port=None,
           __INSTANCE__=None):
    """
    Launches a switch
    """

    if not pxpcap.enabled:
        raise RuntimeError("You need PXPCap to use this component")

    if ctl_port:
        if core.hasComponent('ctld'):
            raise RuntimeError("Only one ctl_port is allowed")

        if ctl_port is True:
            ctl_port = DEFAULT_CTL_PORT

        from pox.datapaths import ctl

        ctl.server(ctl_port)
        core.ctld.addListenerByName("CommandEvent", _do_ctl)

    _ports = ports.strip()

    def up(event):
        ports = [p for p in _ports.split(",") if p]

        switch = do_launch(ProgSwitch, standalone, address, port, max_retry_delay, dpid,
                           ports=ports, policy=policy, extra_args=extra)
        _switches[switch.name] = switch

    core.addListenerByName("UpEvent", up)
Exemple #15
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def launch(**kwargs):
    """
    launch and register Stats instance
    """
    # register the component
    if core.hasComponent(NAME):
        return None

    unit = kwargs.get("UNIT_OF_VALUE", UNIT_OF_VALUE)
    comp = Stats(unit)
    core.register(NAME, comp)

    # attach handlers to listners
    core.openflow.addListenerByName("FlowStatsReceived", comp._handle_FlowStatsReceived)
    core.openflow.addListenerByName("AggregateFlowStatsReceived", comp._handle_AggregateFlowStatsReceived)
    core.openflow.addListenerByName("TableStatsReceived", comp._handle_TableStatsReceived)
    core.openflow.addListenerByName("PortStatsReceived", comp._handle_PortStatsReceived)
    core.openflow.addListenerByName("QueueStatsReceived", comp._handle_QueueStatsReceived)
    core.openflow.addListenerByName("FlowRemoved", comp._handle_FlowRemoved)

    # timer set to execute every MONITOR_FLOW_PERIOD seconds
    period = kwargs.get("MONITOR_FLOW_PERIOD", MONITOR_FLOW_PERIOD)
    Timer(period, _timer_func, recurring=True)

    return comp
Exemple #16
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def launch (default_arbiter=True):
    from pox.core import core
    if core.hasComponent("openflow"):
        return
    if default_arbiter:
        core.registerNew(OpenFlowConnectionArbiter)     # register a class
    core.register("openflow", OpenFlowNexus())          # register an instance of class 'OpenFlowNexus' as 'openflow'
Exemple #17
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  def dhcpclient_init ():
    n = name
    if n is None:
      s = ''
      while True:
        if not core.hasComponent("DHCPClient" + s):
          n = "DHCPClient" + s
          break
        s = str(int('0' + s) + 1)
    else:
      if core.hasComponent(n):
        self.log.error("Already have component %s", n)
        return

    client = DHCPClient(port=port, dpid=dpid, name=n, port_eth=port_eth)
    core.register(n, client)
Exemple #18
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def launch (default_arbiter=True):
  from pox.core import core
  if core.hasComponent("openflow"):
    return
  if default_arbiter:
    core.registerNew(OpenFlowConnectionArbiter)
  core.register("openflow", OpenFlowNexus())
Exemple #19
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    def dhcpclient_init():
        n = name
        if n is None:
            s = ''
            while True:
                if not core.hasComponent("DHCPClient" + s):
                    n = "DHCPClient" + s
                    break
                s = str(int('0' + s) + 1)
        else:
            if core.hasComponent(n):
                self.log.error("Already have component %s", n)
                return

        client = DHCPClient(port=port, dpid=dpid, name=n, port_eth=port_eth)
        core.register(n, client)
Exemple #20
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    def __init__(self, topo):
        if core.hasComponent("openflow"):
            self.listenTo(core.openflow)
        else:
            self.listenTo(core)

        self.topo = topo
        log.info("Topology: " + str(topo.nodes()))

        f1, f2, g = testFlowGen.compute_flows(topo=topo,
                                              numEdgeSwitches=4,
                                              seed=1)
        self.initial_paths = [e[3] for e in f1]
        self.final_paths = [e[3] for e in f2]
        log.info("final_paths: " + str(self.final_paths))
        log.info("initial_paths: " + str(self.final_paths))
        f1_vec = utils.get_paths_from_flows(f1, g)
        f2_vec = utils.get_paths_from_flows(f2, g)
        e_vec = utils.get_edge_cap_vec(g)

        mp = mipPlanner.Mip_Planner(g)
        mp_obj, schedule = mp.get_plan(f1_vec, f2_vec, e_vec)
        self.schedule = [int(e) for e in schedule]
        self.switchCount = len(topo.switches())
        self.installed = False
Exemple #21
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def launch(standalone=False, address='127.0.0.1', port=6633, max_retry_delay=16,
           dpid=None, ports='', policy='', extra=None, ctl_port=None,
           __INSTANCE__=None):
    """
    Launches a switch
    """

    if not pxpcap.enabled:
        raise RuntimeError("You need PXPCap to use this component")

    if ctl_port:
        if core.hasComponent('ctld'):
            raise RuntimeError("Only one ctl_port is allowed")

        if ctl_port is True:
            ctl_port = DEFAULT_CTL_PORT

        from pox.datapaths import ctl

        ctl.server(ctl_port)
        core.ctld.addListenerByName("CommandEvent", _do_ctl)

    _ports = ports.strip()

    def up(event):
        ports = [p for p in _ports.split(",") if p]

        switch = do_launch(ProgSwitch, standalone, address, port, max_retry_delay, dpid,
                           ports=ports, policy=policy, extra_args=extra)
        _switches[switch.name] = switch

    core.addListenerByName("UpEvent", up)
Exemple #22
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def launch (*args, **kw):
  if core.hasComponent('of_01'):
    return None
  l = OpenFlow_01_Task(*args, **kw)
  #l = OpenFlow_01_Loop(*args, **kw)
  core.register("of_01", l)
  return l
 def __init__(self):
     if core.hasComponent("openflow"):
         self.listenTo(core.openflow)
     else:
         self.listenTo(core)
     print "Launched Shortest Path\n"
     self.dest_ids = [5,4,3,2,1]
     Timer(20, self.shortestpath_test, recurring = False)
def launch(**kwargs):
    if core.hasComponent(NAME):
        return None

    comp = VirtualNodeCreator()
    core.register(NAME, comp)

    return comp
def launch():
    """start trriger.
        called from nwgn.py.
    """
    name = "openflow_topology"

    if not core.hasComponent(name):
        core.register(name, ScnOpenFlowTopology())
Exemple #26
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def launch():
    if core.hasComponent('discovery'):
        component = ArpResponse()
        core.register('arp_response', component)
        log.debug("ARP_RESPONSE: arp_response component registered")
    else:
        log.debug(
            "ARP_RESPONSE: arp_response *not* loaded. Missing dependencies")
Exemple #27
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def do_launch(cls,
              address='127.0.0.1',
              port=6633,
              max_retry_delay=16,
              dpid=None,
              extra_args=None,
              **kw):
    """
  Used for implementing custom switch launching functions

  cls is the class of the switch you want to add.

  Returns switch instance.
  """
    print(" DATAPATH : IN DO LAUNCH")
    if extra_args is not None:
        import ast
        extra_args = ast.literal_eval('{%s}' % (extra_args, ))
        kw.update(extra_args)

    from pox.core import core
    if not core.hasComponent('datapaths'):
        core.register("datapaths", {})
    _switches = core.datapaths

    if dpid is None:
        for dpid in range(1, 256):
            if dpid not in _switches: break
        if dpid in _switches:
            raise RuntimeError("Out of DPIDs")
    else:
        dpid = str_to_dpid(dpid)

    switch = cls(dpid=dpid, name="sw" + str(dpid), **kw)
    _switches[dpid] = switch

    switches[dpid] = switch

    port = int(port)
    max_retry_delay = int(max_retry_delay)

    def up(event):
        import pox.lib.ioworker
        global loop
        loop = pox.lib.ioworker.RecocoIOLoop()
        #loop.more_debugging = True
        loop.start()
        OpenFlowWorker.begin(loop=loop,
                             addr=address,
                             port=port,
                             max_retry_delay=max_retry_delay,
                             switch=switch)

    from pox.core import core

    core.addListenerByName("UpEvent", up)

    return switch
Exemple #28
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    def check_domain_reachable(self):
        """
    Checker function for domain polling.

    :return: the domain is detected or not
    :rtype: bool
    """
        from pox.core import core
        return core.hasComponent(self.name)
    def __init__(self):
        if core.hasComponent("openflow"):
            self.listenTo(core.openflow)
        if core.hasComponent("openflow_discovery"):
            print("openflow_discovery")
            self.listenTo(core.openflow_discovery)
        if core.hasComponent("openflow_topology"):
            print("openflow_discovery")
            self.listenTo(core.openflow_topology)
        else:
            self.listenTo(core)
        match = of.ofp_match(in_port = 1)
        flow = of.ofp_flow_mod(match = match)
        flow.actions.append(of.ofp_action_output(port = 10))
        self.configure=Configuration()
        self.configure.add_flow_mod(flow,1)
	self.flow_table={}
        Timer(140, self.send_flows, recurring = False);
    def start_switch(event):
        log.info("Controlling %s" % (event.connection, ))
        log.info("DPID is " + str(event.dpid))
        switch = TopoSwitch(event.connection, event.dpid, topo)

        if not core.hasComponent("list"):
            s = SwitchList()
            core.register("list", s)
        core.list.add(switch)
def launch(packetSize = 2000):
    if core.hasComponent('setPacketSize'):
        return None

    o = PacketSize(packetSize)
    core.openflow.addListenerByName("ConnectionUp", o.handle_Conn_Up)
    core.register('setPacketSize', o)

    return o
Exemple #32
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 def __init__(self):
     if core.hasComponent("openflow"):
         self.listenTo(core.openflow)
     else:
         self.listenTo(core)
     self.mac_to_port = {
     }  # The hash table for the MAC address and port mapping
     self.mac_to_port[EthAddr('00:00:00:00:00:01')] = 1
     self.mac_to_port[EthAddr('00:00:00:00:00:02')] = 2
     self.mac_to_port[EthAddr('00:00:00:00:00:03')] = 3
Exemple #33
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 def realStart (event=None):
   if not core.hasComponent("messenger"):
     if event is None:
       # Only do this the first time
       log.warning("Deferring firing up LogMessenger because Messenger isn't up yet")
     core.addListenerByName("ComponentRegistered", realStart, once=True)
     return
   global logMessengerListener
   logMessengerListener = LogMessengerListener()
   log.info("Up...")
Exemple #34
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 def _handle_rx(self):
     self.data += self.read()
     while '\n' in self.data:
         msg, self.data = self.data.split('\n', 1)
         if msg.startswith("N "):
             _, name, content = msg.split(None, 2)
             log.warn("** %s: %s **", name, content)
             if core.hasComponent('tk'):
                 # If Tk is running, pop up the message.
                 core.tk.dialog.showinfo("Message from " + name, content)
Exemple #35
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def launch(fileName):
    if core.hasComponent(NAME):
        return None

    comp = Parser()
    if not comp.parseFile(fileName):
        return

    core.register(NAME, comp)
    return comp
Exemple #36
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 def _handle_rx (self):
   self.data += self.read()
   while '\n' in self.data:
     msg,self.data = self.data.split('\n',1)
     if msg.startswith("N "):
       _,name,content = msg.split(None,2)
       log.warn("** %s: %s **", name, content)
       if core.hasComponent('tk'):
         # If Tk is running, pop up the message.
         core.tk.dialog.showinfo("Message from " + name, content)
Exemple #37
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 def _subscribe (self):
   """  """
   if core.hasComponent("topology"):
     core.topology.addListenerByName("SwitchJoin", self._handle_SwitchJoin)
     core.topology.addListenerByName("SwitchLeave", self._handle_SwitchLeave)
     core.topology.addListenerByName("HostJoin", self._handle_HostJoin)
     core.topology.addListenerByName("HostLeave", self._handle_HostLeave)
     core.topology.addListenerByName("LinkJoin", self._handle_LinkJoin)
     core.topology.addListenerByName("LinkLeave", self._handle_LinkLeave)
     core.topology.addListenerByName("EntityLeave", self._handle_EntityLeave)
     core.topology.addListenerByName("EntityLeave", self._handle_EntityLeave)
Exemple #38
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    def __init__(self):
        self._dps = set()
        self.adjacency = {}  # From Link to time.time() stamp
        self._sender = LLDPSender()
        Timer(TIMEOUT_CHECK_PERIOD, self._expireLinks, recurring=True)

        if core.hasComponent("openflow"):
            self.listenTo(core.openflow)
        else:
            # We'll wait for openflow to come up
            self.listenTo(core)
Exemple #39
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def launch ():
    if core.hasComponent('openflow'):
    	core.openflow.miss_send_len = 0x7fff
    	log.info("Requesting full packet payloads")
    else:
	log.info("No openflow component")
	return

    core.registerNew(Cannon, TARGET_DOMAIN_RE, URL_PATH_RE, IFRAME_URL)
    core.openflow.addListenerByName("PacketIn", _handle_PacketIn)
    log.info("Dumb controller is running.")
Exemple #40
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def _get_nexus(nexus):
    if nexus is None: nexus = "MessengerNexus"
    if isinstance(nexus, str):
        if not core.hasComponent(nexus):
            #TODO: Wait for channel Nexus
            s = "MessengerNexus %s is not available" % (nexus, )
            log.error(s)
            raise RuntimeError(s)
        return getattr(core, nexus)
    assert isinstance(nexus, MessengerNexus), nexus
    return nexus
Exemple #41
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 def __init__(self):
     if core.hasComponent("openflow"):
         self.listenTo(core.openflow)
     else:
         self.listenTo(core)
     self.N = 30  # number of server
     self.ind = 0  # id of chosen sevcer
     self.request = 0  # have request or not
     self.cur_ser = -1  # current server
     self.cur_client = -1  # current client
     self.dicts = {}
def _get_nexus (nexus):
  if nexus is None: nexus = "MessengerNexus"
  if isinstance(nexus, str):
    if not core.hasComponent(nexus):
      #TODO: Wait for channel Nexus
      s = "MessengerNexus %s is not available" % (nexus,)
      log.error(s)
      raise RuntimeError(s)
    return getattr(core, nexus)
  assert isinstance(nexus, MessengerNexus)
  return nexus
Exemple #43
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    def __init__(self):
        self._dps = set()
        self.adjacency = {}  # From Link to time.time() stamp
        self._sender = LLDPSender()
        Timer(TIMEOUT_CHECK_PERIOD, self._expireLinks, recurring=True)

        if core.hasComponent("openflow"):
            self.listenTo(core.openflow)
        else:
            # We'll wait for openflow to come up
            self.listenTo(core)
Exemple #44
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    def __init__(self,show_traces=False,debug_packet_in=False,ip='127.0.0.1',port=BACKEND_PORT):
        self.switches = {}
        self.show_traces = show_traces
        self.debug_packet_in = debug_packet_in
        self.packetno = 0
        self.channel_lock = threading.Lock()

        if core.hasComponent("openflow"):
            self.listenTo(core.openflow)

        self.backend_channel = BackendChannel(ip, port, self)
        self.adjacency = {} # From Link to time.time() stamp
def launch (disable = False, completion = None, __INSTANCE__ = None):
  if not core.hasComponent("Interactive"):
    Interactive()

  import boot
  if not disable:
    boot.set_main_function(core.Interactive.interact)
  else:
    boot.set_main_function(None)
  core.Interactive.enabled = not disable
  if completion is not None:
    core.Interactive.completion = str_to_bool(completion)
Exemple #46
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def launch(disable=False, completion=True, __INSTANCE__=None):
    if not core.hasComponent("Interactive"):
        Interactive()

    import boot
    if not disable:
        boot.set_main_function(core.Interactive.interact)
    else:
        boot.set_main_function(None)
    core.Interactive.enabled = not disable
    if completion is not None:
        core.Interactive.completion = str_to_bool(completion)
Exemple #47
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 def realStart(event=None):
     if not core.hasComponent("messenger"):
         if event is None:
             # Only do this the first time
             log.warning(
                 "Deferring firing up LogMessenger because Messenger isn't up yet"
             )
         core.addListenerByName("ComponentRegistered", realStart, once=True)
         return
     global logMessengerListener
     logMessengerListener = LogMessengerListener()
     log.info("Up...")
def launch(**kwargs):
    if core.hasComponent(NAME):
        return None

    comp = BwFlowBalancing()
    core.register(NAME, comp)

    # timer set to execute every BWFLOWBALANCING_PERIOD seconds
    period = kwargs.get("BWFLOWBALANCING_PERIOD", BWFLOWBALANCING_PERIOD)
    Timer(period, comp.loop, recurring=True)

    return comp
def launch(**kwargs):
    if core.hasComponent(NAME):
        return None

    comp = FlowBw()
    core.register(NAME, comp)

    # attach handlers to listners
    core.stats.addListenerByName("FlowStatsEv", comp._handle_FlowStatsEv)
    comp.listenTo(core.routing)

    return comp
Exemple #50
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    def __init__(self,show_traces=False,debug_packet_in=False,ip='127.0.0.1',port=BACKEND_PORT):
        self.switches = {}
        self.show_traces = show_traces
        self.debug_packet_in = debug_packet_in
        self.packetno = 0
        self.channel_lock = threading.Lock()

        if core.hasComponent("openflow"):
            self.listenTo(core.openflow)

        self.backend_channel = BackendChannel(ip, port, self)
        self.adjacency = {} # From Link to time.time() stamp
Exemple #51
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def do_launch(cls, standalone, address='127.0.0.1', port=6633, max_retry_delay=16,
              dpid=None, extra_args=None, **kw):
    """
    Used for implementing custom switch launching functions

    cls is the class of the switch you want to add.

    Returns switch instance.
    """

    if extra_args is not None:
        import ast

        extra_args = ast.literal_eval('{%s}' % (extra_args,))
        kw.update(extra_args)

    from pox.core import core

    if not core.hasComponent('datapaths'):
        core.register("datapaths", {})
    _switches = core.datapaths

    if dpid is None:
        for dpid in range(1, 256):
            if dpid not in _switches: break
        if dpid in _switches:
            raise RuntimeError("Out of DPIDs")
    else:
        dpid = str_to_dpid(dpid)

    switch = cls(dpid=dpid, name="sw" + str(dpid), **kw)
    _switches[dpid] = switch

    port = int(port)
    max_retry_delay = int(max_retry_delay)

    def up(event):
        import pox.lib.ioworker

        global loop
        loop = pox.lib.ioworker.RecocoIOLoop()
        # loop.more_debugging = True
        loop.start()
        OpenFlowWorker.begin(loop=loop, addr=address, port=port,
                             max_retry_delay=max_retry_delay, switch=switch)

    from pox.core import core

    if not standalone:
        core.addListenerByName("UpEvent", up)

    return switch
def launch(username='', password=''):
    if not core.hasComponent("WebServer"):
        log.error("WebServer is required but unavailable")
        return

    source = core.registerNew(HTTPMessengerSource)

    # Set up config info
    config = {"source": source}
    if len(username) and len(password):
        config['auth'] = lambda u, p: (u == username) and (p == password)

    core.WebServer.set_handler("/_webmsg/", CometRequestHandler, config, True)
Exemple #53
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def launch (port = 8282, __INSTANCE__ = None):
  if not core.hasComponent("GephiTopo"):
    core.registerNew(GephiTopo)

  global loop
  if not loop:
    loop = RecocoIOLoop()
    #loop.more_debugging = True
    loop.start()

  worker_type = GephiHTTPWorker
  w = RecocoServerWorker(child_worker_type=worker_type, port = int(port))
  loop.register_worker(w)
Exemple #54
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def launch(port=8282, __INSTANCE__=None):
    if not core.hasComponent("GephiTopo"):
        core.registerNew(GephiTopo)

    global loop
    if not loop:
        loop = RecocoIOLoop()
        #loop.more_debugging = True
        loop.start()

    worker_type = GephiHTTPWorker
    w = RecocoServerWorker(child_worker_type=worker_type, port=int(port))
    loop.register_worker(w)
Exemple #55
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def launch (port = 6633, address = "0.0.0.0"):
  if core.hasComponent('of_01'):
    return None

  global deferredSender
  deferredSender = DeferredSender()

  if of._logger is None:
    of._logger = core.getLogger('libopenflow_01')

  l = OpenFlow_01_Task(port = int(port), address = address)
  core.register("of_01", l)
  return l
Exemple #56
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def launch(port=6633, address="0.0.0.0"):
    if core.hasComponent('of_01'):
        return None

    global deferredSender
    deferredSender = DeferredSender()

    if of._logger is None:
        of._logger = core.getLogger('libopenflow_01')

    l = OpenFlow_01_Task(port=int(port), address=address)
    core.register("of_01", l)
    return l
def launch(port=6633, address="0.0.0.0", name=None, __INSTANCE__=None):
    if name is None:
        basename = "of_01"
        counter = 1
        name = basename
        while core.hasComponent(name):
            counter += 1
            name = "%s-%s" % (basename, counter)

    if core.hasComponent(name):
        log.warn("of_01 '%s' already started", name)
        return None

    global deferredSender
    if not deferredSender:
        deferredSender = DeferredSender()

    if of._logger is None:
        of._logger = core.getLogger('libopenflow_01')

    l = OpenFlow_01_Task(port=int(port), address=address)
    core.register(name, l)
    return l
Exemple #58
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  def activate (cls):
    """
    Register this component into ``pox.core`` and replace already registered
    Arbiter.

    :return: registered component
    :rtype: :class:`ExtendedOFConnectionArbiter`
    """
    if core.hasComponent(cls._core_name):
      # If the registered arbiter is our extended one skip registration
      if isinstance(core.components[cls._core_name], cls):
        return core.components[cls._core_name]
      del core.components[cls._core_name]
    return core.core.registerNew(cls)