def parse_sel_switches(self, sel_switches):
for each_id, switch in sel_switches.iteritems():
# prepare the switch id
switch_id = "s" + str(each_id)
sw = self.get_node_object(switch_id)
# Check to see if a switch with this id already exists in the graph,
# if so grab it, otherwise create it
if not sw:
sw = Switch(switch_id, self)
self.graph.add_node(switch_id, node_type="switch", sw=sw)
self.switch_ids.append(switch_id)
# Parse out the information about all the ports in the switch
switch_ports = {}
for port in switch["ports"]:
switch_ports[port["portId"]] = Port(sw, port_json=port)
sw.ports = switch_ports
# Parse group table if one is available
if "groups" in sel_switches[each_id]:
sw.group_table = GroupTable(sw,
sel_switches[each_id]["groups"])
# Parse all the flow tables and sort them by table_id in the list
switch_flow_tables = []
for table_id in sel_switches[each_id]["flow_tables"]:
switch_flow_tables.append(
FlowTable(sw, table_id,
sel_switches[each_id]["flow_tables"][table_id]))
sw.flow_tables = sorted(switch_flow_tables,
key=lambda flow_table: flow_table.table_id)
def parse_ryu_switches(self):
ryu_switches = None
with open(self.network_configuration.conf_path + "ryu_switches.json",
"r") as in_file:
ryu_switches = json.loads(in_file.read())
# Go through each node and grab the ryu_switches and the corresponding hosts associated with the switch
for dpid in ryu_switches:
# prepare a switch id
switch_id = "s" + str(dpid)
# Check to see if a switch with this id already exists in the graph,
# if so grab it, otherwise create it
sw = self.get_node_object(switch_id)
if not sw:
sw = Switch(switch_id, self)
self.graph.add_node(switch_id, node_type="switch", sw=sw)
self.switch_ids.append(switch_id)
# Parse out the information about all the ports in the switch
switch_ports = {}
for port in ryu_switches[dpid]["ports"]:
if port["port_no"] == 4294967294:
continue
if port["port_no"] == "LOCAL":
continue
switch_ports[int(port["port_no"])] = Port(sw, port_json=port)
if (not ryu_switches[dpid]["ports"]):
#import pdb; pdb.set_trace()
ovs_sw = self.network_configuration.mininet_obj.get(switch_id)
for intf in ovs_sw.intfList():
if intf.name != 'lo':
new_port_obj = Port(sw, None, intf)
switch_ports[new_port_obj.port_number] = new_port_obj
sw.ports = switch_ports
# Parse group table if one is available
if "groups" in ryu_switches[dpid]:
sw.group_table = GroupTable(sw, ryu_switches[dpid]["groups"])
# Parse all the flow tables and sort them by table_id in the list
switch_flow_tables = []
for table_id in ryu_switches[dpid]["flow_tables"]:
switch_flow_tables.append(
FlowTable(sw, table_id,
ryu_switches[dpid]["flow_tables"][table_id]))
sw.flow_tables = sorted(
switch_flow_tables,
key=lambda flow_table: flow_table.table_id)
def parse_onos_switches(self):
onos_switches = None
with open(self.network_configuration.conf_path + "onos_switches.json",
"r") as in_file:
onos_switches = json.loads(in_file.read())
for onos_switch in onos_switches["devices"]:
# prepare a switch id
switch_id = self.onos_sw_device_id_to_node_id_mapping(
onos_switch["id"])
# Check to see if a switch with this id already exists in the graph,
# if so grab it, otherwise create it
sw = self.get_node_object(switch_id)
if not sw:
sw = Switch(switch_id, self)
self.graph.add_node(switch_id, node_type="switch", sw=sw)
self.switch_ids.append(switch_id)
# Parse out the information about all the ports in the switch
switch_ports = {}
for port_num in onos_switch["ports"]:
switch_ports[int(port_num)] = Port(
sw, port_json=onos_switch["ports"][port_num])
sw.ports = switch_ports
# Parse group table if one is available
if "groups" in onos_switch:
sw.group_table = GroupTable(sw, onos_switch["groups"])
# Parse all the flow tables and sort them by table_id in the list
switch_flow_tables = []
for table_id in onos_switch["flow_tables"]:
switch_flow_tables.append(
FlowTable(sw, table_id,
onos_switch["flow_tables"][table_id]))
sw.flow_tables = sorted(
switch_flow_tables,
key=lambda flow_table: flow_table.table_id)
def parse_onos_switches(self, onos_switches):
for onos_switch in onos_switches["devices"]:
if not onos_switch["available"]:
continue
# prepare a switch id
switch_id = self.onos_sw_device_id_to_node_id_mapping(
onos_switch["id"])
# Check to see if a switch with this id already exists in the graph,
# if so grab it, otherwise create it
sw = self.get_node_object(switch_id)
if not sw:
sw = Switch(switch_id, self)
self.graph.add_node(switch_id, node_type="switch", sw=sw)
self.switch_ids.append(switch_id)
# Parse out the information about all the ports in the switch
switch_ports = {}
for port_json in onos_switch["ports"]:
if port_json["port"] == "local":
continue
switch_ports[int(port_json["port"])] = Port(sw,
port_raw=port_json)
sw.ports = switch_ports
# Parse group table if one is available
if "groups" in onos_switch:
sw.group_table = GroupTable(sw, onos_switch["groups"])
# Parse all the flow tables and sort them by table_id in the list
switch_flow_tables = []
for table_id in onos_switch["flow_tables"]:
switch_flow_tables.append(
FlowTable(sw, table_id,
onos_switch["flow_tables"][table_id]))
sw.flow_tables = sorted(
switch_flow_tables,
key=lambda flow_table: flow_table.table_id)
def parse_ryu_switches(self, ryu_switches):
# Go through each node and grab the ryu_switches and the corresponding hosts associated with the switch
for dpid in ryu_switches:
# prepare a switch id
switch_id = "s" + str(dpid)
# Check to see if a switch with this id already exists in the graph,
# if so grab it, otherwise create it
sw = self.get_node_object(switch_id)
if not sw:
sw = Switch(switch_id, self)
self.graph.add_node(switch_id, node_type="switch", sw=sw)
self.switch_ids.append(switch_id)
# Parse out the information about all the ports in the switch
switch_ports = {}
for port in ryu_switches[dpid]["ports"]:
if port["port_no"] == 4294967294:
continue
if port["port_no"] == "LOCAL":
continue
switch_ports[int(port["port_no"])] = Port(sw, port_raw=port)
sw.ports = switch_ports
# Parse group table if one is available
if "groups" in ryu_switches[dpid]:
sw.group_table = GroupTable(sw, ryu_switches[dpid]["groups"])
# Parse all the flow tables and sort them by table_id in the list
switch_flow_tables = []
for table_id in ryu_switches[dpid]["flow_tables"]:
switch_flow_tables.append(
FlowTable(sw, table_id,
ryu_switches[dpid]["flow_tables"][table_id]))
sw.flow_tables = sorted(
switch_flow_tables,
key=lambda flow_table: flow_table.table_id)
def parse_grpc_switches(self, grpc_switches):
# Go through each node and grab the ryu_switches and the corresponding hosts associated with the switch
for switch in grpc_switches:
# Check to see if a switch with this id already exists in the graph,
# if so grab it, otherwise create it
sw = self.get_node_object(switch.switch_id)
if not sw:
sw = Switch(switch.switch_id, self)
self.graph.add_node(switch.switch_id,
node_type="switch",
sw=sw)
self.switch_ids.append(switch.switch_id)
# Parse out the information about all the ports in the switch
switch_ports = {}
for port in switch.ports:
if port.port_num == 4294967294:
continue
if port.port_num == "LOCAL":
continue
switch_ports[int(port.port_num)] = Port(sw, port_raw=port)
sw.ports = switch_ports
# Parse group table if one is available
if len(switch.group_table) > 0:
sw.group_table = GroupTable(sw, switch.group_table)
# Parse all the flow tables and sort them by table_id in the list
switch_flow_tables = []
for flow_table in switch.flow_tables:
switch_flow_tables.append(
FlowTable(sw, flow_table.table_num, flow_table))
sw.flow_tables = sorted(
switch_flow_tables,
key=lambda flow_table: flow_table.table_id)
