# Copyright (c) 2016 Cisco and/or its affiliates. # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at: # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. *** Settings *** | Resource | resources/libraries/robot/shared/default.robot | Resource | resources/libraries/robot/l2/l2_bridge_domain.robot | Resource | resources/libraries/robot/shared/testing_path.robot | Resource | resources/libraries/robot/l2/tagging.robot | Resource | resources/libraries/robot/l2/l2_traffic.robot | Library | resources.libraries.python.Trace | Force Tags | 3_NODE_DOUBLE_LINK_TOPO | HW_ENV | VM_ENV | VPP_VM_ENV | Test Setup | Set up functional test | Test Teardown | Run Keywords | Tear down functional test | ... | AND | Stop and clear QEMU | ${dut_node} | Documentation | *L2 bridge domain with VLAN tag over VM test cases* | ... | ... | *[Top] Network Topologies:* TG=DUT 2-node circular topology | ... | with double links between nodes. | ... | *[Enc] Packet encapsulations:* Eth-dot1q-IPv4-ICMPv4 or | ... | Eth-dot1q-IPv6-ICMPv6 on TG=DUT and on DUT=VM. | ... | *[Cfg] DUT configuration:* DUT is configured with two bridge domains | ... | (L2BD) with MAC learning enabled; each one with added VLAN | ... | sub-interface towards TG and vhost-user interface to local VM. Configure | ... | linux bridge on VM to pass traffic between both vhost-user interfaces. | ... | *[Ver] TG verification:* Make TG send ICMPv4/ICMPv6 Echo Req between two | ... | of its interfaces to be switched by DUT via VM; verify packets are | ... | switched between these TG interfaces; on receive TG verifies packets for | ... | correctness and their IPv4 src-addr, dst-addr, MAC addresses and | ... | VLAN tag. | ... | *[Ref] Applicable standard specifications:* IEEE 802.1q. *** Variables *** | ${bd_id1}= | 1 | ${bd_id2}= | 2 | ${vlan_id1}= | 110 | ${vlan_wrong}= | 150 | ${sock1}= | /tmp/sock1 | ${sock2}= | /tmp/sock2 | ${ip4_1}= | 192.168.100.1 | ${ip4_2}= | 192.168.100.2 | ${ip6_1}= | 3ffe:63::1 | ${ip6_2}= | 3ffe:63::2 *** Test Cases *** | TC01: eth2p-dot1q-l2bdbasemaclrn-eth-2vhost-1vm - ipv4 | | [Documentation] | | ... | [Top] TG=DUT. | | ... | [Enc] Eth-dot1q-IPv4-ICMPv4 on TG=DUT and on DUT=VM. | | ... | [Cfg] On DUT configure two L2BDs (MAC learning enabled); first L2BD | | ... | with Dot1Q tagged interface to TG-if1 and vhost-user interface to | | ... | local VM, second one with vhost-user interface to local VM and Dot1Q | | ... | tagged interface towards TG-if2. Configure linux bridge on VM to pass | | ... | traffic between both vhost-user interfaces. | | ... | [Ver] Make TG send ICMPv4 Echo Req tagged with one Dot1q tag | | ... | from one of its interfaces to another one via DUT and VM; verify | | ... | that packet is received. | | ... | [Ref] IEEE 802.1q | | ... | | Given Configure path in 2-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Set interfaces in 2-node circular topology up | | ${vlan1_name} | ${vlan1_index}= | When Create vlan sub-interface | | ... | ${dut_node} | ${dut_to_tg_if1} | ${vlan_id1} | | ${vlan2_name} | ${vlan2_index}= | And Create vlan sub-interface | | ... | ${dut_node} | ${dut_to_tg_if2} | ${vlan_id1} | | And Configure vhost interfaces for L2BD forwarding | | ... | ${dut_node} | ${sock1} | ${sock2} | | And Configure VM for vhost L2BD forwarding | | ... | ${dut_node} | ${sock1} | ${sock2} | | And Add interface to bridge domain | ${dut_node} | ${vlan1_index} | | ... | ${bd_id1} | | And Add interface to bridge domain | ${dut_node} | ${vhost_if1} | | ... | ${bd_id1} | | And Add interface to bridge domain | ${dut_node} | ${vlan2_index} | | ... | ${bd_id2} | | And Add interface to bridge domain | ${dut_node} | ${vhost_if2} | | ... | ${bd_id2} | | Then Send ICMP packet and verify received packet | | ... | ${tg_node} | ${tg_to_dut_if1} | ${tg_to_dut_if2} | ${ip4_1} | ${ip4_2} | | ... | encaps=Dot1q | vlan1=${vlan_id1} | encaps_rx=Dot1q | | And Send ICMP packet and verify received packet | | ... | ${tg_node} | ${tg_to_dut_if2} | ${tg_to_dut_if1} | ${ip4_2} | ${ip4_1} | | ... | encaps=Dot1q | vlan1=${vlan_id1} | encaps_rx=Dot1q | TC01: eth2p-dot1q-l2bdbasemaclrn-eth-2vhost-1vm - ipv6 | | [Documentation] | | ... | [Top] TG=DUT. | | ... | [Enc] Eth-dot1q-IPv6-ICMPv6 on TG=DUT and on DUT=VM. | | ... | [Cfg] On DUT configure two L2BDs (MAC learning enabled); first L2BD | | ... | with Dot1Q tagged interface to TG-if1 and vhost-user interface to | | ... | local VM, second one with vhost-user interface to local VM and Dot1Q | | ... | tagged interface towards TG-if2. Configure linux bridge on VM to pass | | ... | traffic between both vhost-user interfaces. | | ... | [Ver] Make TG send ICMPv6 Echo Req tagged with one Dot1q tag | | ... | from one of its interfaces to another one via DUT and VM; verify | | ... | that packet is received. | | ... | [Ref] IEEE 802.1q | | ... | | Given Configure path in 2-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Set interfaces in 2-node circular topology up | | ${vlan1_name} | ${vlan1_index}= | When Create vlan sub-interface | | ... | ${dut_node} | ${dut_to_tg_if1} | ${vlan_id1} | | ${vlan2_name} | ${vlan2_index}= | And Create vlan sub-interface | | ... | ${dut_node} | ${dut_to_tg_if2} | ${vlan_id1} | | And Configure vhost interfaces for L2BD forwarding | | ... | ${dut_node} | ${sock1} | ${sock2} | | And Configure VM for vhost L2BD forwarding | | ... | ${dut_node} | ${sock1} | ${sock2} | | And Add interface to bridge domain | ${dut_node} | ${vlan1_index} | | ... | ${bd_id1} | | And Add interface to bridge domain | ${dut_node} | ${vhost_if1} | | ... | ${bd_id1} | | And Add interface to bridge domain | ${dut_node} | ${vlan2_index} | | ... | ${bd_id2} | | And Add interface to bridge domain | ${dut_node} | ${vhost_if2} | | ... | ${bd_id2} | | Then Send ICMP packet and verify received packet | | ... | ${tg_node} | ${tg_to_dut_if1} | ${tg_to_dut_if2} | ${ip6_1} | ${ip6_2} | | ... | encaps=Dot1q | vlan1=${vlan_id1} | encaps_rx=Dot1q | | And Send ICMP packet and verify received packet | | ... | ${tg_node} | ${tg_to_dut_if2} | ${tg_to_dut_if1} | ${ip6_2} | ${ip6_1} | | ... | encaps=Dot1q | vlan1=${vlan_id1} | encaps_rx=Dot1q