# Copyright (c) 2019 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 *** | Library | resources.libraries.python.ProxyArp | Library | resources.libraries.python.Trace | ... | Resource | resources/libraries/robot/ip/ip4.robot | Resource | resources/libraries/robot/shared/default.robot | Resource | resources/libraries/robot/shared/interfaces.robot | Resource | resources/libraries/robot/shared/testing_path.robot | Resource | resources/libraries/robot/shared/traffic.robot | ... | Force Tags | HW_ENV | VM_ENV | 3_NODE_SINGLE_LINK_TOPO | SKIP_VPP_PATCH | ... | Test Setup | Set up functional test | ... | Test Teardown | Tear down functional test | ... | Documentation | *RFC1027 Proxy ARP test cases* | ... | ... | *[Top] Network topologies:* TG-DUT1 2-node topology with | ... | single link between nodes. | ... | *[Cfg] DUT configuration:* DUT1 is configured with Proxy ARP | ... | *[Ver] TG verification:* Test ARP Request packet is sent | ... | from TG on link to DUT1; on receive TG verifies ARP reply packet | ... | for correctness and their IPv4 src-addr, dst-addr and MAC addresses. | ... | *[Ref] Applicable standard specifications:* RFC1027. *** Variables *** | ${tg_to_dut1_ip}= | 10.0.0.100 | ${dut1_to_tg_ip}= | 10.0.0.1 | ${prefix_length}= | 24 | ${lo_ip4_addr}= | 192.168.1.2 | ${hi_ip4_addr}= | 192.168.1.10 | ${pass_test_ip}= | 192.168.1.5 | ${pass_test_lo_ip}= | 192.168.1.2 | ${pass_test_hi_ip}= | 192.168.1.10 | ${fail_test_lo_ip}= | 192.168.1.1 | ${fail_test_hi_ip}= | 192.168.1.11 *** Test Cases *** | TC01: DUT sends ARP reply on behalf of another machine from the IP range | | [Documentation] | | ... | [Top] TG-DUT1. | | ... | [Ref] RFC1027. | | ... | [Cfg] On DUT1 configure interface IPv4 address and proxy ARP | | ... | for IP range. | | ... | [Ver] Make TG send ARP request to DUT1 interface, | | ... | verify if DUT1 sends correct ARP reply on behalf of machine which | | ... | IP is in range. | | Given Configure path in 3-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} | | And Set interfaces in 3-node circular topology up | | ${dut1_to_tg_name}= | Get interface name | ${dut1_node} | ${dut1_to_tg} | | ${tg_to_dut1_name}= | Get interface name | ${tg_node} | ${tg_to_dut1} | | When VPP Interface Set IP Address | ${dut1_node} | | ... | ${dut1_to_tg} | ${dut1_to_tg_ip} | ${prefix_length} | | And Vpp Add Proxy ARP | ${dut1_node} | ${lo_ip4_addr} | ${hi_ip4_addr} | | And Vpp Proxy ARP Interface Enable | ${dut1_node} | ${dut1_to_tg_name} | | Then Send ARP Request | ${tg_node} | ${tg_to_dut1_name} | ${tg_to_dut1_mac} | | ... | ${dut1_to_tg_mac} | ${tg_to_dut1_ip} | ${pass_test_ip} | TC02: DUT sends ARP reply on behalf of another machine from beginning of the IP range | | [Documentation] | | ... | [Top] TG-DUT1. | | ... | [Ref] RFC1027. | | ... | [Cfg] On DUT1 configure interface IPv4 address and proxy ARP | | ... | for IP range. | | ... | [Ver] Make TG send ARP request to DUT1 interface, | | ... | verify if DUT1 sends correct ARP reply on behalf of machine which | | ... | IP is from beginning of the IP range. | | Given Configure path in 3-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} | | And Set interfaces in 3-node circular topology up | | ${dut1_to_tg_name}= | Get interface name | ${dut1_node} | ${dut1_to_tg} | | ${tg_to_dut1_name}= | Get interface name | ${tg_node} | ${tg_to_dut1} | | When VPP Interface Set IP Address | ${dut1_node} | | ... | ${dut1_to_tg} | ${dut1_to_tg_ip} | ${prefix_length} | | And Vpp Add Proxy ARP | ${dut1_node} | ${lo_ip4_addr} | ${hi_ip4_addr} | | And Vpp Proxy ARP Interface Enable | ${dut1_node} | ${dut1_to_tg_name} | | Then Send ARP Request | ${tg_node} | ${tg_to_dut1_name} | ${tg_to_dut1_mac} | | ... | ${dut1_to_tg_mac} | ${tg_to_dut1_ip} | ${pass_test_lo_ip} | TC03: DUT sends ARP reply on behalf of another machine from end of the IP range | | [Documentation] | | ... | [Top] TG-DUT1. | | ... | [Ref] RFC1027. | | ... | [Cfg] On DUT1 configure interface IPv4 address and proxy ARP | | ... | for IP range. | | ... | [Ver] Make TG send ARP request to DUT1 interface, | | ... | verify if DUT1 sends correct ARP reply on behalf of machine which | | ... | IP is from end of the IP range. | | Given Configure path in 3-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} | | And Set interfaces in 3-node circular topology up | | ${dut1_to_tg_name}= | Get interface name | ${dut1_node} | ${dut1_to_tg} | | ${tg_to_dut1_name}= | Get interface name | ${tg_node} | ${tg_to_dut1} | | When VPP Interface Set IP Address | ${dut1_node} | | ... | ${dut1_to_tg} | ${dut1_to_tg_ip} | ${prefix_length} | | And Vpp Add Proxy ARP | ${dut1_node} | ${lo_ip4_addr} | ${hi_ip4_addr} | | And Vpp Proxy ARP Interface Enable | ${dut1_node} | ${dut1_to_tg_name} | | Then Send ARP Request | ${tg_node} | ${tg_to_dut1_name} | ${tg_to_dut1_mac} | | ... | ${dut1_to_tg_mac} | ${tg_to_dut1_ip} | ${pass_test_hi_ip} | TC04: DUT does not send ARP reply on behalf of another machine from below of the IP range | | [Documentation] | | ... | [Top] TG-DUT1. | | ... | [Ref] RFC1027. | | ... | [Cfg] On DUT1 configure interface IPv4 address and proxy ARP | | ... | for IP range. | | ... | [Ver] Make TG send ARP request to DUT1 interface, | | ... | verify if DUT1 does not send ARP reply on behalf of machine which | | ... | IP is from below of the IP range. | | Given Configure path in 3-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} | | And Set interfaces in 3-node circular topology up | | ${dut1_to_tg_name}= | Get interface name | ${dut1_node} | ${dut1_to_tg} | | ${tg_to_dut1_name}= | Get interface name | ${tg_node} | ${tg_to_dut1} | | When VPP Interface Set IP Address | ${dut1_node} | | ... | ${dut1_to_tg} | ${dut1_to_tg_ip} | ${prefix_length} | | And Vpp Add Proxy ARP | ${dut1_node} | ${lo_ip4_addr} | ${hi_ip4_addr} | | And Vpp Proxy ARP Interface Enable | ${dut1_node} | ${dut1_to_tg_name} | | Then ARP request should fail | ${tg_node} | ${tg_to_dut1_name} | | ... | ${tg_to_dut1_mac} | ${dut1_to_tg_mac} | ${tg_to_dut1_ip} | | ... | ${fail_test_lo_ip} | TC05: DUT does not send ARP reply on behalf of another machine from above of the IP range | | [Documentation] | | ... | [Top] TG-DUT1. | | ... | [Ref] RFC1027. | | ... | [Cfg] On DUT1 configure interface IPv4 address and proxy ARP | | ... | for IP range. | | ... | [Ver] Make TG send ARP request to DUT1 interface, | | ... | verify if DUT1 does not send ARP reply on behalf of machine which | | ... | IP is from above of the IP range. | | Given Configure path in 3-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} | | And Set interfaces in 3-node circular topology up | | ${dut1_to_tg_name}= | Get interface name | ${dut1_node} | ${dut1_to_tg} | | ${tg_to_dut1_name}= | Get interface name | ${tg_node} | ${tg_to_dut1} | | When VPP Interface Set IP Address | ${dut1_node} | | ... | ${dut1_to_tg} | ${dut1_to_tg_ip} | ${prefix_length} | | And Vpp Add Proxy ARP | ${dut1_node} | ${lo_ip4_addr} | ${hi_ip4_addr} | | And Vpp Proxy ARP Interface Enable | ${dut1_node} | ${dut1_to_tg_name} | | Then ARP request should fail | ${tg_node} | ${tg_to_dut1_name} | | ... | ${tg_to_dut1_mac} | ${dut1_to_tg_mac} | ${tg_to_dut1_ip} | | ... | ${fail_test_hi_ip}