def of_demo_24(): f = "cfg.yml" d = {} if(load_dict_from_file(f, d) is False): print("Config file '%s' read error: " % f) exit() try: ctrlIpAddr = d['ctrlIpAddr'] ctrlPortNum = d['ctrlPortNum'] ctrlUname = d['ctrlUname'] ctrlPswd = d['ctrlPswd'] nodeName = d['nodeName'] rundelay = d['rundelay'] except: print ("Failed to get Controller device attributes") exit(0) print ("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<") print ("<<< Demo 24 Start") print ("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<") ctrl = Controller(ctrlIpAddr, ctrlPortNum, ctrlUname, ctrlPswd) ofswitch = OFSwitch(ctrl, nodeName) # --- Flow Match: Ethernet Type # Input Port # MPLS Label eth_type = ETH_TYPE_MPLS_UCAST in_port = 14 mpls_label = 44 # --- Flow Actions: Pop MPLS # Output pop_ether_type = ETH_TYPE_MPLS_UCAST output_port = 13 print ("<<< 'Controller': %s, 'OpenFlow' switch: '%s'" % (ctrlIpAddr, nodeName)) print "\n" print ("<<< Set OpenFlow flow on the Controller") print (" Match: Ethernet Type (%s)\n" " Input Port (%s)\n" " MPLS Label (%s)" % (hex(eth_type), in_port, mpls_label)) print (" Action: Pop MPLS (Ethernet Type %s)\n" " Output (Physical Port number %s)" % (pop_ether_type, output_port)) time.sleep(rundelay) flow_entry = FlowEntry() table_id = 0 flow_id = 30 flow_entry.set_flow_table_id(table_id) flow_entry.set_flow_id(flow_id) flow_entry.set_flow_name(flow_name="Strip MPLS Label") flow_entry.set_flow_hard_timeout(hard_timeout=0) flow_entry.set_flow_idle_timeout(idle_timeout=0) flow_entry.set_flow_priority(flow_priority=1023) flow_entry.set_flow_cookie(cookie=889) flow_entry.set_flow_cookie_mask(cookie_mask=255) # --- Instruction: 'Apply-actions' # Actions: 'Pop MPLS Header' # 'Output' instruction = Instruction(instruction_order=0) action = PopMplsHeaderAction(order=0) action.set_eth_type(pop_ether_type) instruction.add_apply_action(action) action = OutputAction(order=1, port=output_port) instruction.add_apply_action(action) flow_entry.add_instruction(instruction) # --- Match Fields: Ethernet Type # Input Port # MPLS Label match = Match() match.set_eth_type(eth_type) match.set_in_port(in_port) match.set_mpls_label(mpls_label) flow_entry.add_match(match) print ("\n") print ("<<< Flow to send:") print flow_entry.get_payload() time.sleep(rundelay) result = ofswitch.add_modify_flow(flow_entry) status = result.get_status() if(status.eq(STATUS.OK)): print ("<<< Flow successfully added to the Controller") else: print ("\n") print ("!!!Demo terminated, reason: %s" % status.detailed()) exit(0) print ("\n") print ("<<< Get configured flow from the Controller") time.sleep(rundelay) result = ofswitch.get_configured_flow(table_id, flow_id) status = result.get_status() if(status.eq(STATUS.OK)): print ("<<< Flow successfully read from the Controller") print ("Flow info:") flow = result.get_data() print json.dumps(flow, indent=4) else: print ("\n") print ("!!!Demo terminated, reason: %s" % status.brief().lower()) exit(0) print ("\n") print ("<<< Delete flow with id of '%s' from the Controller's cache " "and from the table '%s' on the '%s' node" % (flow_id, table_id, nodeName)) time.sleep(rundelay) result = ofswitch.delete_flow(flow_entry.get_flow_table_id(), flow_entry.get_flow_id()) status = result.get_status() if(status.eq(STATUS.OK)): print ("<<< Flow successfully removed from the Controller") else: print ("\n") print ("!!!Demo terminated, reason: %s" % status.brief().lower()) exit(0) print ("\n") print (">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>") print (">>> Demo End") print (">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>")
def of_demo_24(): f = "cfg.yml" d = {} if(load_dict_from_file(f, d) is False): print("Config file '%s' read error: " % f) exit() try: ctrlIpAddr = d['ctrlIpAddr'] ctrlPortNum = d['ctrlPortNum'] ctrlUname = d['ctrlUname'] ctrlPswd = d['ctrlPswd'] nodeName = d['nodeName'] rundelay = d['rundelay'] except: print ("Failed to get Controller device attributes") exit(0) print ("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<") print ("<<< Demo 24 Start") print ("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<") ctrl = Controller(ctrlIpAddr, ctrlPortNum, ctrlUname, ctrlPswd) ofswitch = OFSwitch(ctrl, nodeName) # --- Flow Match: Ethernet Type # Input Port # MPLS Label eth_type = ETH_TYPE_MPLS_UCAST in_port = 14 mpls_label = 44 # --- Flow Actions: Pop MPLS # Output pop_ether_type = ETH_TYPE_MPLS_UCAST output_port = 13 print ("<<< 'Controller': %s, 'OpenFlow' switch: '%s'" % (ctrlIpAddr, nodeName)) print "\n" print ("<<< Set OpenFlow flow on the Controller") print (" Match: Ethernet Type (%s)\n" " Input Port (%s)\n" " MPLS Label (%s)" % (hex(eth_type), in_port, mpls_label)) print (" Action: Pop MPLS (Ethernet Type %s)\n" " Output (Physical Port number %s)" % (pop_ether_type, output_port)) time.sleep(rundelay) flow_entry = FlowEntry() table_id = 0 flow_id = 30 flow_entry.set_flow_table_id(table_id) flow_entry.set_flow_id(flow_id) flow_entry.set_flow_name(flow_name="Strip MPLS Label") flow_entry.set_flow_hard_timeout(hard_timeout=0) flow_entry.set_flow_idle_timeout(idle_timeout=0) flow_entry.set_flow_priority(flow_priority=1023) flow_entry.set_flow_cookie(cookie=889) flow_entry.set_flow_cookie_mask(cookie_mask=255) # --- Instruction: 'Apply-actions' # Actions: 'Pop MPLS Header' # 'Output' instruction = Instruction(instruction_order=0) action = PopMplsHeaderAction(order=0) action.set_eth_type(pop_ether_type) instruction.add_apply_action(action) action = OutputAction(order=1, port=output_port) instruction.add_apply_action(action) flow_entry.add_instruction(instruction) # --- Match Fields: Ethernet Type # Input Port # MPLS Label match = Match() match.set_eth_type(eth_type) match.set_in_port(in_port) match.set_mpls_label(mpls_label) flow_entry.add_match(match) print ("\n") print ("<<< Flow to send:") print flow_entry.get_payload() time.sleep(rundelay) result = ofswitch.add_modify_flow(flow_entry) status = result.get_status() if(status.eq(STATUS.OK)): print ("<<< Flow successfully added to the Controller") else: print ("\n") print ("!!!Demo terminated, reason: %s" % status.detailed()) exit(0) print ("\n") print ("<<< Get configured flow from the Controller") time.sleep(rundelay) result = ofswitch.get_configured_flow(table_id, flow_id) status = result.get_status() if(status.eq(STATUS.OK)): print ("<<< Flow successfully read from the Controller") print ("Flow info:") flow = result.get_data() print json.dumps(flow, indent=4) else: print ("\n") print ("!!!Demo terminated, reason: %s" % status.brief().lower()) exit(0) print ("\n") print ("<<< Delete flow with id of '%s' from the Controller's cache " "and from the table '%s' on the '%s' node" % (flow_id, table_id, nodeName)) time.sleep(rundelay) result = ofswitch.delete_flow(flow_entry.get_flow_table_id(), flow_entry.get_flow_id()) status = result.get_status() if(status.eq(STATUS.OK)): print ("<<< Flow successfully removed from the Controller") else: print ("\n") print ("!!!Demo terminated, reason: %s" % status.brief().lower()) exit(0) print ("\n") print (">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>") print (">>> Demo End") print (">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>")
table_id = 0 flow_id = 30 flow_entry.set_flow_table_id(table_id) flow_entry.set_flow_id(flow_id) flow_entry.set_flow_name(flow_name = "Strip MPLS Label") flow_entry.set_flow_hard_timeout(hard_timeout = 0) flow_entry.set_flow_idle_timeout(idle_timeout = 0) flow_entry.set_flow_priority(flow_priority = 1023) flow_entry.set_flow_cookie(cookie = 889) flow_entry.set_flow_cookie_mask(cookie_mask = 255) # --- Instruction: 'Apply-actions' # Actions: 'Pop MPLS Header' # 'Output' instruction = Instruction(instruction_order = 0) action = PopMplsHeaderAction(order = 0) action.set_eth_type(pop_ether_type) instruction.add_apply_action(action) action = OutputAction(order = 1, port = output_port) instruction.add_apply_action(action) flow_entry.add_instruction(instruction) # --- Match Fields: Ethernet Type # Input Port # MPLS Label match = Match() match.set_eth_type(eth_type) match.set_in_port(in_port) match.set_mpls_label(mpls_label) flow_entry.add_match(match)