Python Match.set_mpls_label方法代码示例

# 需要导入模块: from pybvc.openflowdev.ofswitch import Match [as 别名]
# 或者: from pybvc.openflowdev.ofswitch.Match import set_mpls_label [as 别名]
 #                  'Output'
 instruction = Instruction(instruction_order = 0)
 action = SetFieldAction(order = 0)
 action.set_mpls_label(new_mpls_label)
 instruction.add_apply_action(action)
 action = OutputAction(order = 1, port = 2)
 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) == True):
     print ("<<< Flow successfully added to the Controller")
 else:
     print ("\n")
     print ("!!!Demo terminated, reason: %s" % status.detailed())
     exit(0)

# 需要导入模块: from pybvc.openflowdev.ofswitch import Match [as 别名]
# 或者: from pybvc.openflowdev.ofswitch.Match import set_mpls_label [as 别名]
def of_demo_23():
    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 23 Start")
    print ("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<")

    ctrl = Controller(ctrlIpAddr, ctrlPortNum, ctrlUname, ctrlPswd)
    ofswitch = OFSwitch(ctrl, nodeName)

    # --- Flow Match: Ethernet Type
    #                 Input Port
    #                 IPv4 Destination Address
    eth_type = ETH_TYPE_MPLS_UCAST
    in_port = 13
    mpls_label = 27

    # --- Flow Actions: Set Field
    #                   Output
    new_mpls_label = 44
    output_port = 14

    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: Set Field (MPLS Label %s)\n"
           "                Output (Physical Port number %s)" %
           (new_mpls_label, output_port))

    time.sleep(rundelay)

    flow_entry = FlowEntry()
    table_id = 0
    flow_id = 29
    flow_entry.set_flow_table_id(table_id)
    flow_entry.set_flow_id(flow_id)
    flow_entry.set_flow_name(flow_name="Change 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=1022)
    flow_entry.set_flow_cookie(cookie=401)
    flow_entry.set_flow_cookie_mask(cookie_mask=255)

    # --- Instruction: 'Apply-actions'
    #     Actions:     'Set Field'
    #                  'Output'
    instruction = Instruction(instruction_order=0)
    action = SetFieldAction(order=0)
    action.set_mpls_label(new_mpls_label)
    instruction.add_apply_action(action)
    action = OutputAction(order=1, port=2)
    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)
#.........这里部分代码省略.........

# 需要导入模块: from pybvc.openflowdev.ofswitch import Match [as 别名]
# 或者: from pybvc.openflowdev.ofswitch.Match import set_mpls_label [as 别名]
def of_demo_42():
    f = "cfg.yml"
    d = {}
    if load_dict_from_file(f, d) is False:
        print ("Config file '%s' read error: " % f)
        exit(0)

    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 42 Start")
    print ("<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<")

    ctrl = Controller(ctrlIpAddr, ctrlPortNum, ctrlUname, ctrlPswd)
    ofswitch = OFSwitch(ctrl, nodeName)

    print ("<<< 'Controller': %s, 'OpenFlow' switch: '%s'" % (ctrlIpAddr, nodeName))

    first_flow_id = 110
    # ---------------------------------------------------
    # First flow entry
    # ---------------------------------------------------
    table_id = 0
    flow_id = first_flow_id
    flow_name = "Modify MPLS TTL example1"
    priority = 900
    cookie = 1300

    match_in_port = 3
    match_eth_type = ETH_TYPE_MPLS_UCAST
    match_mpls_label = 567

    act_mod_mpls_ttl = 2
    act_out_port = 112

    print "\n"
    print ("<<< Set OpenFlow flow on the Controller")
    print (
        "        Match:  Input Port (%s)\n"
        "                Ethernet Type (%s)\n"
        "                MPLS Label (%s)" % (match_in_port, hex(match_eth_type), match_mpls_label)
    )
    print ("        Actions: Set MPLS TTL (%s)\n" "                 Output (%s)" % (act_mod_mpls_ttl, act_out_port))

    time.sleep(rundelay)

    # Allocate a placeholder for the Flow Entry
    flow_entry1 = FlowEntry()

    # Generic attributes of the Flow Entry
    flow_entry1.set_flow_table_id(table_id)
    flow_entry1.set_flow_name(flow_name)
    flow_entry1.set_flow_id(flow_id)
    flow_entry1.set_flow_cookie(cookie)
    flow_entry1.set_flow_priority(priority)
    flow_entry1.set_flow_hard_timeout(0)
    flow_entry1.set_flow_idle_timeout(0)

    # Instructions/Actions for the Flow Entry
    instruction = Instruction(instruction_order=0)

    action_order = 0
    action = SetMplsTTLAction(action_order)
    action.set_ttl(act_mod_mpls_ttl)
    instruction.add_apply_action(action)

    action_order += 1
    action = OutputAction(action_order)
    action.set_outport(act_out_port)
    instruction.add_apply_action(action)

    flow_entry1.add_instruction(instruction)

    # Match Fields for the Flow Entry
    match = Match()

    match.set_in_port(match_in_port)
    match.set_eth_type(match_eth_type)
    match.set_mpls_label(match_mpls_label)

    flow_entry1.add_match(match)

    print ("\n")
    print ("<<< Flow to send:")
    print flow_entry1.get_payload()
    time.sleep(rundelay)
    result = ofswitch.add_modify_flow(flow_entry1)
    status = result.get_status()
    if status.eq(STATUS.OK):
        print ("<<< Flow successfully added to the Controller")
    else:
#.........这里部分代码省略.........