def runTest(self):
# Config
of_ports = ipv6_port_map.keys()
of_ports.sort()
ing_port = of_ports[0]
egr_port = of_ports[3]
# Remove flows
rc = testutils.delete_all_flows(self.controller, ipv6_logger)
self.assertEqual(rc, 0, "Failed to delete all flows")
# Add entry match
request = message.flow_mod()
request.match.type = ofp.OFPMT_OXM
port = match.in_port(of_ports[0])
eth_type = match.eth_type(IPV6_ETHERTYPE)
ipv6_src = match.ipv6_src(ipaddr.IPv6Address('fe80::2420:52ff:fe8f:5189'))
ip_proto = match.ip_proto(TCP_PROTOCOL)
tcp_port = match.tcp_src(80)
request.match_fields.tlvs.append(port)
request.match_fields.tlvs.append(eth_type)
request.match_fields.tlvs.append(ipv6_src)
request.match_fields.tlvs.append(ip_proto)
request.match_fields.tlvs.append(tcp_port)
act = action.action_output()
act.port = of_ports[3]
inst = instruction.instruction_apply_actions()
inst.actions.add(act)
request.instructions.add(inst)
request.buffer_id = 0xffffffff
request.priority = 1000
ipv6_logger.debug("Adding flow ")
rv = self.controller.message_send(request)
self.assertTrue(rv != -1, "Failed to send test flow")
#Send packet
pkt = testutils.simple_ipv6_packet(tcp_sport=80, tcp_dport=8080)
ipv6_logger.info("Sending IPv6 packet to " + str(ing_port))
ipv6_logger.debug("Data: " + str(pkt).encode('hex'))
self.dataplane.send(ing_port, str(pkt))
#Receive packet
exp_pkt = testutils.simple_ipv6_packet(tcp_sport=80, tcp_dport=8080)
testutils.receive_pkt_verify(self, egr_port, exp_pkt)
#Remove flows
rc = testutils.delete_all_flows(self.controller, ipv6_logger)
self.assertEqual(rc, 0, "Failed to delete all flows")
def runTest(self):
# Config
of_ports = ipv6_port_map.keys()
of_ports.sort()
ing_port = of_ports[0]
egr_port = of_ports[3]
# Remove flows
rc = testutils.delete_all_flows(self.controller, ipv6_logger)
self.assertEqual(rc, 0, "Failed to delete all flows")
# Add entry match
request = message.flow_mod()
request.match.type = ofp.OFPMT_OXM
port = match.in_port(of_ports[0])
eth_type = match.eth_type(IPV6_ETHERTYPE)
ipv6_src = match.ipv6_src(
ipaddr.IPv6Address('fe80::2420:52ff:fe8f:5189'))
ip_proto = match.ip_proto(TCP_PROTOCOL)
tcp_port = match.tcp_src(80)
request.match_fields.tlvs.append(port)
request.match_fields.tlvs.append(eth_type)
request.match_fields.tlvs.append(ipv6_src)
request.match_fields.tlvs.append(ip_proto)
request.match_fields.tlvs.append(tcp_port)
act = action.action_output()
act.port = of_ports[3]
inst = instruction.instruction_apply_actions()
inst.actions.add(act)
request.instructions.add(inst)
request.buffer_id = 0xffffffff
request.priority = 1000
ipv6_logger.debug("Adding flow ")
rv = self.controller.message_send(request)
self.assertTrue(rv != -1, "Failed to send test flow")
#Send packet
pkt = testutils.simple_ipv6_packet(tcp_sport=80, tcp_dport=8080)
ipv6_logger.info("Sending IPv6 packet to " + str(ing_port))
ipv6_logger.debug("Data: " + str(pkt).encode('hex'))
self.dataplane.send(ing_port, str(pkt))
#Receive packet
exp_pkt = testutils.simple_ipv6_packet(tcp_sport=80, tcp_dport=8080)
testutils.receive_pkt_verify(self, egr_port, exp_pkt)
#Remove flows
rc = testutils.delete_all_flows(self.controller, ipv6_logger)
self.assertEqual(rc, 0, "Failed to delete all flows")
def create_action(**kwargs):
a = kwargs.get('action')
if a == ofp.OFPAT_OUTPUT:
act = action.action_output()
act.port = kwargs.get('port', 1)
return act
if a == ofp.OFPAT_GROUP:
act = action.action_group()
act.group_id = kwargs.get('group_id', 0)
return act
if a == ofp.OFPAT_SET_FIELD:
port = kwargs.get('tcp_sport', 0)
field_2b_set = match.tcp_src(port)
act = action.action_set_field()
act.field = field_2b_set
return act;
def packet_to_flow_match(packet):
"""
Create a flow match that matches packet with the given wildcards
@param packet The packet to use as a flow template
@param pkt_format Currently only L2 is supported. Will indicate the
overall packet type for parsing
@return An ofp_match object if successful. None if format is not
recognized. The wildcards of the match will be cleared for the
values extracted from the packet.
@todo check min length of packet
@todo Check if packet is other than L2 format
@todo implement other fields covered by OpenFlow 1.2
"""
match_ls = match_list()
if Ether in packet:
ether = packet[Ether]
eth_type = match.eth_type(ether.type)
eth_dst = match.eth_dst(parse_mac(ether.dst))
eth_src = match.eth_src(parse_mac(ether.src))
match_ls.add(eth_type)
match_ls.add(eth_dst)
match_ls.add(eth_src)
else:
return match_ls
if Dot1Q in packet:
#TODO: nicer way to get last vlan tag?
vlan = packet[Dot1Q:0]
vlan_vid = match.vlan_vid(vlan.vlan)
vlan_pcp = match.vlan_pcp(vlan.prio)
match_ls.add(vlan_vid)
match_ls.add(vlan_pcp)
vlan_pl = vlan.payload
while vlan_pl is not None and vlan_pl.name == Dot1Q.name:
vlan = vlan_pl
vlan_pl = vlan.payload
#We need to overwrite the already
# inserted eth_type
eth_index = match.tlvs.index()
eth_type = match.eth_type(vlan.type)
match_ls.tlvs.insert(vlan.type, eth_index)
#TODO ARP
if MPLS in packet:
mpls = packet[MPLS:0]
mpls_label = match.mpls_label(mpls.label)
mpls_tc = match.mpls_tc(mpls.cos)
match_ls.add(mpls_label)
match_ls.add(mpls_tc)
return match_ls
if IP in packet:
ip = packet[IP]
ipv4_src = match.ipv4_src(parse_ip(ip.src))
ipv4_dst = match.ipv4_dst(parse_ip(ip.dst))
ip_dscp = match.ip_dscp(ip.tos >> 2)
ip_ecn = match.ip_ecn(ip.tos & 0x03)
match_ls.add(ipv4_src)
match_ls.add(ipv4_dst)
match_ls.add(ip_dscp)
match_ls.add(ip_ecn)
else:
return match_ls
if TCP in packet:
tcp = packet[TCP]
ip_proto = match.ip_proto(6)
tcp_src = match.tcp_src(tcp.sport)
tcp_dst = match.tcp_dst(tcp.dport)
match_ls.add(ip_proto)
match_ls.add(tcp_src)
match_ls.add(tcp_dst)
return match_ls
if UDP in packet:
udp = packet[UDP]
ip_proto = match.ip_proto(17)
udp_src = match.tcp_src(udp.sport)
udp_dst = match.tcp_dst(udp.dport)
match_ls.add(ip_proto)
match_ls.add(udp_src)
match_ls.add(udp_dst)
returnmatch_ls
if ICMP in packet:
icmp = packet[ICMP]
ip_proto = match.ip_proto(1)
icmp_type = match.icmp_type(icmp.type)
icmp_code = match.icmp_code(icmp.code)
match_ls.add(icmp_type)
match_ls.add(icmp_code)
return match_ls
return match_ls
def packet_to_flow_match(packet):
"""
Create a flow match that matches packet with the given wildcards
@param packet The packet to use as a flow template
@param pkt_format Currently only L2 is supported. Will indicate the
overall packet type for parsing
@return An ofp_match object if successful. None if format is not
recognized. The wildcards of the match will be cleared for the
values extracted from the packet.
@todo check min length of packet
@todo Check if packet is other than L2 format
@todo implement other fields covered by OpenFlow 1.2
"""
match_ls = match_list()
if Ether in packet:
ether = packet[Ether]
eth_type = match.eth_type(ether.type)
eth_dst = match.eth_dst(parse_mac(ether.dst))
eth_src = match.eth_src(parse_mac(ether.src))
match_ls.add(eth_type)
match_ls.add(eth_dst)
match_ls.add(eth_src)
else:
return match_ls
if Dot1Q in packet:
#TODO: nicer way to get last vlan tag?
vlan = packet[Dot1Q:0]
vlan_vid = match.vlan_vid(vlan.vlan)
vlan_pcp = match.vlan_pcp(vlan.prio)
match_ls.add(vlan_vid)
match_ls.add(vlan_pcp)
vlan_pl = vlan.payload
while vlan_pl is not None and vlan_pl.name == Dot1Q.name:
vlan = vlan_pl
vlan_pl = vlan.payload
#We need to overwrite the already
# inserted eth_type
eth_index = match.tlvs.index()
eth_type = match.eth_type(vlan.type)
match_ls.tlvs.insert(vlan.type,eth_index)
#TODO ARP
if MPLS in packet:
mpls = packet[MPLS:0]
mpls_label = match.mpls_label(mpls.label)
mpls_tc = match.mpls_tc(mpls.cos)
match_ls.add(mpls_label)
match_ls.add(mpls_tc)
return match_ls
if IP in packet:
ip = packet[IP]
ipv4_src = match.ipv4_src(parse_ip(ip.src))
ipv4_dst = match.ipv4_dst(parse_ip(ip.dst))
ip_dscp = match.ip_dscp(ip.tos >> 2)
ip_ecn = match.ip_ecn(ip.tos & 0x03)
match_ls.add(ipv4_src)
match_ls.add(ipv4_dst)
match_ls.add(ip_dscp)
match_ls.add(ip_ecn)
else:
return match_ls
if TCP in packet:
tcp = packet[TCP]
ip_proto = match.ip_proto(6)
tcp_src = match.tcp_src(tcp.sport)
tcp_dst = match.tcp_dst(tcp.dport)
match_ls.add(ip_proto)
match_ls.add(tcp_src)
match_ls.add(tcp_dst)
return match_ls
if UDP in packet:
udp = packet[UDP]
ip_proto = match.ip_proto(17)
udp_src = match.tcp_src(udp.sport)
udp_dst = match.tcp_dst(udp.dport)
match_ls.add(ip_proto)
match_ls.add(udp_src)
match_ls.add(udp_dst)
returnmatch_ls
if ICMP in packet:
icmp = packet[ICMP]
ip_proto = match.ip_proto(1)
icmp_type = match.icmp_type(icmp.type)
icmp_code = match.icmp_code(icmp.code)
match_ls.add(icmp_type)
match_ls.add(icmp_code)
return match_ls
return match_ls
