| """ |
| Flow Test |
| 1) PacketInSrcMacMiss |
| 2) L2FloodTagged |
| 3) L2Flood Tagged Unknown Src |
| 4) L2 Unicast Tagged |
| 5) L3 Unicast Tagged |
| 6) MTU 1500 |
| 7) MTU 4100 |
| 8) MTU 4500 |
| """ |
| |
| import logging |
| |
| from oftest import config |
| import oftest.base_tests as base_tests |
| import ofp |
| from oftest.testutils import * |
| from accton_util import * |
| |
| class PacketInSrcMacMiss(base_tests.SimpleDataPlane): |
| """ |
| Test packet in function on a src-mac miss |
| Send a packet to each dataplane port and verify that a packet |
| in message is received from the controller for each |
| #todo verify you stop receiving after adding rule |
| """ |
| |
| def runTest(self): |
| delete_all_flows(self.controller) |
| delete_all_groups(self.controller) |
| |
| parsed_vlan_pkt = simple_tcp_packet(pktlen=104, |
| vlan_vid=0x1001, dl_vlan_enable=True) |
| vlan_pkt = str(parsed_vlan_pkt) |
| |
| add_vlan_table_flow(self.controller, config["port_map"].keys(), 1) |
| |
| # group table |
| # set up untag groups for each port |
| add_l2_interface_grouop(self.controller, config["port_map"].keys(), 1, True, 1) |
| |
| for of_port in config["port_map"].keys(): |
| logging.info("PacketInMiss test, port %d", of_port) |
| self.dataplane.send(of_port, vlan_pkt) |
| |
| verify_packet_in(self, vlan_pkt, of_port, ofp.OFPR_NO_MATCH) |
| |
| verify_no_other_packets(self) |
| |
| class L2FloodTagged(base_tests.SimpleDataPlane): |
| """ |
| Test L2 flood to a vlan |
| Send a packet with unknown dst_mac and check if the packet is flooded to all ports except inport |
| #todo take in account unknown src |
| """ |
| def runTest(self): |
| ports = sorted(config["port_map"].keys()) |
| delete_all_flows(self.controller) |
| delete_all_groups(self.controller) |
| |
| add_vlan_table_flow(self.controller, ports, 1) |
| |
| # set up tagged groups for each port |
| add_l2_interface_grouop(self.controller, ports, 1, True, 1) |
| |
| msg=add_l2_flood_group(self.controller, ports, 1, 1) |
| add_bridge_flow(self.controller, None, 1, msg.group_id, True) |
| # Installing flows to avoid packet-in |
| for port in ports: |
| group_id = encode_l2_interface_group_id(1, port) |
| add_bridge_flow(self.controller, [0x00, 0x12, 0x34, 0x56, 0x78, port], 1, group_id, True) |
| do_barrier(self.controller) |
| |
| #verify flood |
| for ofport in ports: |
| # change dest based on port number |
| mac_src= '00:12:34:56:78:%02X' % ofport |
| parsed_pkt = simple_tcp_packet(dl_vlan_enable=True, vlan_vid=1, eth_dst='00:12:34:56:78:9a', eth_src=mac_src) |
| pkt = str(parsed_pkt) |
| self.dataplane.send(ofport, pkt) |
| #self won't rx packet |
| verify_no_packet(self, pkt, ofport) |
| #others will rx packet |
| tmp_ports=list(ports) |
| tmp_ports.remove(ofport) |
| verify_packets(self, pkt, tmp_ports) |
| |
| verify_no_other_packets(self) |
| |
| class L2FloodTaggedUnknownSrc(base_tests.SimpleDataPlane): |
| """ |
| Test L2 flood to a vlan |
| Send a packet with unknown dst_mac and check if the packet is flooded to all ports except inport |
| #todo take in account unknown src |
| """ |
| def runTest(self): |
| ports = sorted(config["port_map"].keys()) |
| delete_all_flows(self.controller) |
| delete_all_groups(self.controller) |
| |
| add_vlan_table_flow(self.controller, ports, 1) |
| |
| # set up tagged groups for each port |
| add_l2_interface_grouop(self.controller, ports, 1, True, 1) |
| |
| msg=add_l2_flood_group(self.controller, ports, 1, 1) |
| add_bridge_flow(self.controller, None, 1, msg.group_id, True) |
| |
| parsed_pkt = simple_tcp_packet(dl_vlan_enable=True, vlan_vid=1, eth_dst='00:12:34:56:78:9a') |
| pkt = str(parsed_pkt) |
| #verify flood |
| for ofport in ports: |
| self.dataplane.send(ofport, pkt) |
| #self won't rx packet |
| verify_no_packet(self, pkt, ofport) |
| #others will rx packet |
| tmp_ports=list(ports) |
| tmp_ports.remove(ofport) |
| verify_packets(self, pkt, tmp_ports) |
| |
| verify_no_other_packets(self) |
| |
| class L2UnicastTagged(base_tests.SimpleDataPlane): |
| """ |
| Test output function for an exact-match flow |
| |
| For each port A, adds a flow directing matching packets to that port. |
| Then, for all other ports B != A, verifies that sending a matching packet |
| to B results in an output to A. |
| """ |
| def runTest(self): |
| ports = sorted(config["port_map"].keys()) |
| |
| delete_all_flows(self.controller) |
| delete_all_groups(self.controller) |
| |
| add_vlan_table_flow(self.controller, config["port_map"].keys()) |
| |
| # set up tag groups for each port |
| add_l2_interface_grouop(self.controller, config["port_map"].keys(), 1, True, 1) |
| |
| for port in ports: |
| group_id = encode_l2_interface_group_id(1, port) |
| add_bridge_flow(self.controller, [0x00, 0x12, 0x34, 0x56, 0x78, port], 1, group_id, True) |
| do_barrier(self.controller) |
| |
| for out_port in ports: |
| # change dest based on port number |
| mac_dst= '00:12:34:56:78:%02X' % out_port |
| for in_port in ports: |
| if in_port == out_port: |
| continue |
| # change source based on port number to avoid packet-ins from learning |
| mac_src= '00:12:34:56:78:%02X' % in_port |
| parsed_pkt = simple_tcp_packet(dl_vlan_enable=True, vlan_vid=1, eth_dst=mac_dst, eth_src=mac_src) |
| pkt = str(parsed_pkt) |
| self.dataplane.send(in_port, pkt) |
| |
| for ofport in ports: |
| if ofport in [out_port]: |
| verify_packet(self, pkt, ofport) |
| else: |
| verify_no_packet(self, pkt, ofport) |
| |
| verify_no_other_packets(self) |
| |
| |
| class Mtu4500(base_tests.SimpleDataPlane): |
| |
| def runTest(self): |
| ports = sorted(config["port_map"].keys()) |
| |
| delete_all_flows(self.controller) |
| delete_all_groups(self.controller) |
| |
| add_vlan_table_flow(self.controller, config["port_map"].keys()) |
| |
| # set up tag groups for each port |
| add_l2_interface_grouop(self.controller, config["port_map"].keys(), 1, True, 1) |
| |
| for port in ports: |
| group_id = encode_l2_interface_group_id(1, port) |
| add_bridge_flow(self.controller, [0x00, 0x12, 0x34, 0x56, 0x78, port], 1, group_id, True) |
| do_barrier(self.controller) |
| |
| for out_port in ports: |
| # change dest based on port number |
| mac_dst= '00:12:34:56:78:%02X' % out_port |
| for in_port in ports: |
| if in_port == out_port: |
| continue |
| # change source based on port number to avoid packet-ins from learning |
| mac_src= '00:12:34:56:78:%02X' % in_port |
| parsed_pkt = simple_tcp_packet(pktlen=4500,dl_vlan_enable=True, vlan_vid=1, eth_dst=mac_dst, eth_src=mac_src) |
| pkt = str(parsed_pkt) |
| self.dataplane.send(in_port, pkt) |
| |
| for ofport in ports: |
| if ofport in [out_port]: |
| verify_packet(self, pkt, ofport) |
| else: |
| verify_no_packet(self, pkt, ofport) |
| |
| verify_no_other_packets(self) |
| |
| |
| class Mtu1500(base_tests.SimpleDataPlane): |
| |
| def runTest(self): |
| ports = sorted(config["port_map"].keys()) |
| |
| delete_all_flows(self.controller) |
| delete_all_groups(self.controller) |
| |
| add_vlan_table_flow(self.controller, config["port_map"].keys()) |
| |
| # set up tag groups for each port |
| add_l2_interface_grouop(self.controller, config["port_map"].keys(), 1, True, 1) |
| |
| for port in ports: |
| group_id = encode_l2_interface_group_id(1, port) |
| add_bridge_flow(self.controller, [0x00, 0x12, 0x34, 0x56, 0x78, port], 1, group_id, True) |
| do_barrier(self.controller) |
| |
| for out_port in ports: |
| # change dest based on port number |
| mac_dst= '00:12:34:56:78:%02X' % out_port |
| for in_port in ports: |
| if in_port == out_port: |
| continue |
| # change source based on port number to avoid packet-ins from learning |
| mac_src= '00:12:34:56:78:%02X' % in_port |
| parsed_pkt = simple_tcp_packet(pktlen=1500,dl_vlan_enable=True, vlan_vid=1, eth_dst=mac_dst, eth_src=mac_src) |
| pkt = str(parsed_pkt) |
| self.dataplane.send(in_port, pkt) |
| |
| for ofport in ports: |
| if ofport in [out_port]: |
| verify_packet(self, pkt, ofport) |
| else: |
| verify_no_packet(self, pkt, ofport) |
| |
| verify_no_other_packets(self) |
| |
| |
| class Mtu4000(base_tests.SimpleDataPlane): |
| """ |
| Test output function for an exact-match flow |
| For each port A, adds a flow directing matching packets to that port. |
| Then, for all other ports B != A, verifies that sending a matching packet |
| to B results in an output to A. |
| """ |
| def runTest(self): |
| ports = sorted(config["port_map"].keys()) |
| |
| delete_all_flows(self.controller) |
| delete_all_groups(self.controller) |
| |
| add_vlan_table_flow(self.controller, config["port_map"].keys()) |
| |
| # set up tag groups for each port |
| add_l2_interface_grouop(self.controller, config["port_map"].keys(), 1, True, 1) |
| |
| for port in ports: |
| group_id = encode_l2_interface_group_id(1, port) |
| add_bridge_flow(self.controller, [0x00, 0x12, 0x34, 0x56, 0x78, port], 1, group_id, True) |
| do_barrier(self.controller) |
| |
| for out_port in ports: |
| # change dest based on port number |
| mac_dst= '00:12:34:56:78:%02X' % out_port |
| for in_port in ports: |
| if in_port == out_port: |
| continue |
| # change source based on port number to avoid packet-ins from learning |
| mac_src= '00:12:34:56:78:%02X' % in_port |
| parsed_pkt = simple_tcp_packet(pktlen=4000,dl_vlan_enable=True, vlan_vid=1, eth_dst=mac_dst, eth_src=mac_src) |
| pkt = str(parsed_pkt) |
| self.dataplane.send(in_port, pkt) |
| |
| for ofport in ports: |
| if ofport in [out_port]: |
| verify_packet(self, pkt, ofport) |
| else: |
| verify_no_packet(self, pkt, ofport) |
| |
| verify_no_other_packets(self) |
| |
| class L3UcastTagged(base_tests.SimpleDataPlane): |
| """ |
| Port1(vlan1, 0x00, 0x00, 0x00, 0x22, 0x22, 0x01, 192.168.1.1) , |
| Port2(vlan2, 0x00, 0x00, 0x00, 0x22, 0x22, 0x02, 19.168.2.1) |
| """ |
| def runTest(self): |
| delete_all_flows(self.controller) |
| delete_all_groups(self.controller) |
| |
| if len(config["port_map"]) <2: |
| logging.info("Port count less than 2, can't run this case") |
| return |
| |
| vlan_id=1 |
| intf_src_mac=[0x00, 0x00, 0x00, 0xcc, 0xcc, 0xcc] |
| dst_mac=[0x00, 0x00, 0x00, 0x22, 0x22, 0x00] |
| dip=0xc0a80001 |
| for port in config["port_map"].keys(): |
| #add l2 interface group |
| add_one_l2_interface_grouop(self.controller, port, vlan_id=vlan_id, is_tagged=True, send_barrier=False) |
| dst_mac[5]=vlan_id |
| l3_msg=add_l3_unicast_group(self.controller, port, vlanid=vlan_id, id=vlan_id, src_mac=intf_src_mac, dst_mac=dst_mac) |
| #add vlan flow table |
| add_one_vlan_table_flow(self.controller, port, vlan_id, flag=VLAN_TABLE_FLAG_ONLY_BOTH) |
| #add termination flow |
| add_termination_flow(self.controller, port, 0x0800, intf_src_mac, vlan_id) |
| #add unicast routing flow |
| dst_ip = dip + (vlan_id<<8) |
| add_unicast_routing_flow(self.controller, 0x0800, dst_ip, 0, l3_msg.group_id) |
| |
| #add entries in the Bridging table to avoid packet-in from mac learning |
| group_id = encode_l2_interface_group_id(vlan_id, port) |
| add_bridge_flow(self.controller, dst_mac, vlan_id, group_id, True) |
| |
| vlan_id += 1 |
| |
| do_barrier(self.controller) |
| |
| port1=config["port_map"].keys()[0] |
| port2=config["port_map"].keys()[1] |
| #port 1 to port 2 |
| switch_mac = ':'.join(['%02X' % x for x in intf_src_mac]) |
| dst_mac[5]=1 |
| port1_mac=':'.join(['%02X' % x for x in dst_mac]) |
| |
| parsed_pkt = simple_tcp_packet(pktlen=100, dl_vlan_enable=True, |
| vlan_vid=1, |
| eth_dst=switch_mac, |
| eth_src=port1_mac, |
| ip_ttl=64, |
| ip_src="192.168.1.1", |
| ip_dst='192.168.2.1') |
| pkt=str(parsed_pkt) |
| self.dataplane.send(port1, pkt) |
| #build expect packet |
| dst_mac[5]=2 |
| port2_mac=':'.join(['%02X' % x for x in dst_mac]) |
| exp_pkt = simple_tcp_packet(pktlen=100, |
| dl_vlan_enable=True, |
| vlan_vid=2, |
| eth_dst=port2_mac, |
| eth_src=switch_mac, |
| ip_ttl=63, |
| ip_src="192.168.1.1", |
| ip_dst='192.168.2.1') |
| pkt=str(exp_pkt) |
| verify_packet(self, pkt, port2) |
| verify_no_other_packets(self) |
| |
| #port 2 to port 1 |
| switch_mac = ':'.join(['%02X' % x for x in intf_src_mac]) |
| dst_mac[5]=2 |
| port2_mac=':'.join(['%02X' % x for x in dst_mac]) |
| |
| parsed_pkt = simple_tcp_packet(pktlen=100, |
| dl_vlan_enable=True, |
| vlan_vid=2, |
| eth_dst=switch_mac, |
| eth_src=port2_mac, |
| ip_ttl=64, |
| ip_src="192.168.2.1", |
| ip_dst='192.168.1.1') |
| pkt=str(parsed_pkt) |
| self.dataplane.send(port2, pkt) |
| #build expect packet |
| dst_mac[5]=1 |
| port1_mac=':'.join(['%02X' % x for x in dst_mac]) |
| exp_pkt = simple_tcp_packet(pktlen=100, |
| dl_vlan_enable=True, |
| vlan_vid=1, |
| eth_dst=port1_mac, |
| eth_src=switch_mac, |
| ip_ttl=63, |
| ip_src="192.168.2.1", |
| ip_dst='192.168.1.1') |
| pkt=str(exp_pkt) |
| verify_packet(self, pkt, port1) |
| verify_no_other_packets(self) |
| |