| # Distributed under the OpenFlow Software License (see LICENSE) |
| # Copyright (c) 2010 The Board of Trustees of The Leland Stanford Junior University |
| # Copyright (c) 2012, 2013 Big Switch Networks, Inc. |
| """ |
| Action test cases |
| |
| These tests check the behavior of each type of action. The matches used are |
| exact-match, to satisfy the OXM prerequisites of the set-field actions. |
| These tests use a single apply-actions instruction. |
| """ |
| |
| import logging |
| |
| from oftest import config |
| import oftest.base_tests as base_tests |
| import ofp |
| from loxi.pp import pp |
| |
| from oftest.testutils import * |
| from oftest.parse import parse_ipv6 |
| |
| class Output(base_tests.SimpleDataPlane): |
| """ |
| Output to a single port |
| """ |
| def runTest(self): |
| in_port, out_port = openflow_ports(2) |
| |
| actions = [ofp.action.output(out_port)] |
| |
| pkt = simple_tcp_packet() |
| |
| logging.info("Running actions test for %s", pp(actions)) |
| |
| delete_all_flows(self.controller) |
| |
| logging.info("Inserting flow") |
| request = ofp.message.flow_add( |
| table_id=0, |
| match=packet_to_flow_match(self, pkt), |
| instructions=[ |
| ofp.instruction.apply_actions(actions)], |
| buffer_id=ofp.OFP_NO_BUFFER, |
| priority=1000) |
| self.controller.message_send(request) |
| |
| do_barrier(self.controller) |
| |
| pktstr = str(pkt) |
| |
| logging.info("Sending packet, expecting output to port %d", out_port) |
| self.dataplane.send(in_port, pktstr) |
| receive_pkt_check(self.dataplane, pktstr, [out_port], |
| set(openflow_ports()) - set([out_port]), self) |
| |
| class OutputMultiple(base_tests.SimpleDataPlane): |
| """ |
| Output to three ports |
| """ |
| def runTest(self): |
| ports = openflow_ports(4) |
| in_port = ports[0] |
| out_ports = ports[1:4] |
| |
| actions = [ofp.action.output(x) for x in out_ports] |
| |
| pkt = simple_tcp_packet() |
| |
| logging.info("Running actions test for %s", pp(actions)) |
| |
| delete_all_flows(self.controller) |
| |
| logging.info("Inserting flow") |
| request = ofp.message.flow_add( |
| table_id=0, |
| match=packet_to_flow_match(self, pkt), |
| instructions=[ |
| ofp.instruction.apply_actions(actions)], |
| buffer_id=ofp.OFP_NO_BUFFER, |
| priority=1000) |
| self.controller.message_send(request) |
| |
| do_barrier(self.controller) |
| |
| pktstr = str(pkt) |
| |
| logging.info("Sending packet, expecting output to ports %r", out_ports) |
| self.dataplane.send(in_port, pktstr) |
| receive_pkt_check(self.dataplane, pktstr, out_ports, |
| set(openflow_ports()) - set(out_ports), self) |
| |
| class BaseModifyPacketTest(base_tests.SimpleDataPlane): |
| """ |
| Base class for action tests that modify a packet |
| """ |
| |
| def verify_modify(self, actions, pkt, exp_pkt): |
| in_port, out_port = openflow_ports(2) |
| |
| actions = actions + [ofp.action.output(out_port)] |
| |
| logging.info("Running actions test for %s", pp(actions)) |
| |
| delete_all_flows(self.controller) |
| |
| logging.info("Inserting flow") |
| request = ofp.message.flow_add( |
| table_id=0, |
| match=packet_to_flow_match(self, pkt), |
| instructions=[ |
| ofp.instruction.apply_actions(actions)], |
| buffer_id=ofp.OFP_NO_BUFFER, |
| priority=1000) |
| self.controller.message_send(request) |
| |
| do_barrier(self.controller) |
| |
| logging.info("Sending packet, expecting output to port %d", out_port) |
| self.dataplane.send(in_port, str(pkt)) |
| receive_pkt_check(self.dataplane, str(exp_pkt), [out_port], |
| set(openflow_ports()) - set([out_port]), self) |
| |
| class PushVlan(BaseModifyPacketTest): |
| """ |
| Push a vlan tag (vid=0, pcp=0) |
| """ |
| def runTest(self): |
| actions = [ofp.action.push_vlan(ethertype=0x8100)] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(dl_vlan_enable=True, pktlen=104) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class PopVlan(BaseModifyPacketTest): |
| """ |
| Pop a vlan tag |
| """ |
| def runTest(self): |
| actions = [ofp.action.pop_vlan()] |
| pkt = simple_tcp_packet(dl_vlan_enable=True, pktlen=104) |
| exp_pkt = simple_tcp_packet() |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetVlanVid(BaseModifyPacketTest): |
| """ |
| Set the vlan vid |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.vlan_vid(2))] |
| pkt = simple_tcp_packet(dl_vlan_enable=True, vlan_vid=1) |
| exp_pkt = simple_tcp_packet(dl_vlan_enable=True, vlan_vid=2) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetVlanPcp(BaseModifyPacketTest): |
| """ |
| Set the vlan priority |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.vlan_pcp(2))] |
| pkt = simple_tcp_packet(dl_vlan_enable=True, vlan_pcp=1) |
| exp_pkt = simple_tcp_packet(dl_vlan_enable=True, vlan_pcp=2) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetEthDst(BaseModifyPacketTest): |
| """ |
| Set Eth Dst address |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.eth_dst([0x00,0xA1,0xCD,0x53,0xC6,0x55]))] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(eth_dst="00:A1:CD:53:C6:55") |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetEthSrc(BaseModifyPacketTest): |
| """ |
| Set Eth Src address |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.eth_src([0x00,0xA1,0xCD,0x53,0xC6,0x55]))] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(eth_src="00:A1:CD:53:C6:55") |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetIpDscp(BaseModifyPacketTest): |
| """ |
| Set IP DSCP |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.ip_dscp(0x01))] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(ip_tos=0x04) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetIpECN(BaseModifyPacketTest): |
| """ |
| Set IP ECN |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.ip_ecn(0x01))] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(ip_tos=0x01) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetIpDSCP_NonZeroECN(BaseModifyPacketTest): |
| """ |
| Set IP DSCP and make sure ECN is not modified |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.ip_dscp(0x01))] |
| pkt = simple_tcp_packet(ip_tos=0x11) |
| exp_pkt = simple_tcp_packet(ip_tos=0x05) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetIpECN_NonZeroDSCP(BaseModifyPacketTest): |
| """ |
| Set IP ECN and make sure DSCP is not modified |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.ip_ecn(0x02))] |
| pkt = simple_tcp_packet(ip_tos=0x11) |
| exp_pkt = simple_tcp_packet(ip_tos=0x12) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetIPv4Src(BaseModifyPacketTest): |
| """ |
| Set IPv4 srouce address |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.ipv4_src(167772161))] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(ip_src="10.0.0.1") |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetIPv4Dst(BaseModifyPacketTest): |
| """ |
| Set IPv4 destination address |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.ipv4_dst(167772161))] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(ip_dst="10.0.0.1") |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetTCPSrc(BaseModifyPacketTest): |
| """ |
| Set TCP source port |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.tcp_src(800))] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(tcp_sport=800) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetTCPDst(BaseModifyPacketTest): |
| """ |
| Set TCP destination port |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.tcp_dst(800))] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(tcp_dport=800) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetUDPSrc(BaseModifyPacketTest): |
| """ |
| Set UDP source port |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.udp_src(800))] |
| pkt = simple_udp_packet() |
| exp_pkt = simple_udp_packet(udp_sport=800) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetUDPDst(BaseModifyPacketTest): |
| """ |
| Set UDP destination port |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.udp_dst(800))] |
| pkt = simple_udp_packet() |
| exp_pkt = simple_udp_packet(udp_dport=800) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetIPv6Src(BaseModifyPacketTest): |
| """ |
| Set IPv6 source address |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.ipv6_src("\x20\x01\xab\xb1\x34\x56\xbc\xcb\x00\x00\x00\x00\x03\x70\x73\x36"))] |
| pkt = simple_tcpv6_packet() |
| exp_pkt = simple_tcpv6_packet(ipv6_src="2001:abb1:3456:bccb:0000:0000:0370:7336") |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetIPv6Dst(BaseModifyPacketTest): |
| """ |
| Set IPv6 destination address |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.ipv6_dst("\x20\x01\xab\xb1\x34\x56\xbc\xcb\x00\x00\x00\x00\x03\x70\x73\x36"))] |
| pkt = simple_tcpv6_packet() |
| exp_pkt = simple_tcpv6_packet(ipv6_dst="2001:abb1:3456:bccb:0000:0000:0370:7336") |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetIPv6Flabel(BaseModifyPacketTest): |
| """ |
| Set IPv6 Flabel |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_field(ofp.oxm.ipv6_flabel(10))] |
| pkt = simple_tcpv6_packet() |
| exp_pkt = simple_tcpv6_packet(ipv6_fl=10) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class SetNwTTL(BaseModifyPacketTest): |
| """ |
| Set Nw TTL |
| """ |
| def runTest(self): |
| actions = [ofp.action.set_nw_ttl(10)] |
| pkt = simple_tcp_packet() |
| exp_pkt = simple_tcp_packet(ip_ttl=10) |
| self.verify_modify(actions, pkt, exp_pkt) |
| |
| class DecNwTTL(BaseModifyPacketTest): |
| """ |
| Decrement Nw TTL |
| """ |
| def runTest(self): |
| actions = [ofp.action.dec_nw_ttl()] |
| pkt = simple_tcp_packet(ip_ttl=10) |
| exp_pkt = simple_tcp_packet(ip_ttl=9) |
| self.verify_modify(actions, pkt, exp_pkt) |