From 06f37e7ba486c598cf2896c87a82c95b8afe17a4 Mon Sep 17 00:00:00 2001 From: Matej Klotton Date: Thu, 28 Apr 2016 18:15:49 +0200 Subject: CSIT-18: Add GRE tunnel libraries and tests. Change-Id: I91ccd65a26ea1782611bccc3badd91e64366a162 Signed-off-by: Matej Klotton --- tests/suites/gre/gre_encapsulation.robot | 128 +++++++++++++++++++++++++++++++ 1 file changed, 128 insertions(+) create mode 100644 tests/suites/gre/gre_encapsulation.robot (limited to 'tests') diff --git a/tests/suites/gre/gre_encapsulation.robot b/tests/suites/gre/gre_encapsulation.robot new file mode 100644 index 0000000000..1ccd1dc051 --- /dev/null +++ b/tests/suites/gre/gre_encapsulation.robot @@ -0,0 +1,128 @@ +# 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/default.robot +| Resource | resources/libraries/robot/testing_path.robot +| Resource | resources/libraries/robot/ipv4.robot +| Resource | resources/libraries/robot/gre.robot +| Resource | resources/libraries/robot/traffic.robot +| Library | resources.libraries.python.IPUtil +| Library | resources.libraries.python.Trace +| Force Tags | VM_ENV | HW_ENV +| Test Setup | Run Keywords | Setup all DUTs before test +| ... | AND | Setup all TGs before traffic script +| Test Teardown | Show Packet Trace on All DUTs | ${nodes} +| Documentation | *GRE test suite.* +| ... +| ... | Test suite uses 2-node topology TG - DUT1 - TG with two links +| ... | between nodes as well as 3-node topology TG - DUT1 - DUT2 - TG +| ... | with one link between nodes. Test packets are sent from TG to DUT1. +| ... | DUT1 encapsulate packet into GRE and send out from other interface. +| ... | Traffic scripts check received MAC headers, IP headers and GRE headers. + +*** Variables *** +| ${net1_address}= | 192.168.0.0 +| ${net1_host_address}= | 192.168.0.100 +| ${net1_gw_address}= | 192.168.0.1 +| ${net2_address}= | 192.168.2.0 +| ${net2_host_address}= | 192.168.2.100 +| ${net2_gw_address}= | 192.168.2.1 +| ${dut1_ip_address}= | 192.168.1.1 +| ${dut2_ip_address}= | 192.168.1.2 +| ${dut1_gre_ip}= | 172.16.0.1 +| ${dut2_gre_ip}= | 172.16.0.2 +| ${prefix}= | 24 + +*** Test Cases *** +| VPP can route IPv4 traffic from GRE tunnel +| | [Tags] | 3_NODE_SINGLE_LINK_TOPO | 3_NODE_DOUBLE_LINK_TOPO +| | [Documentation] | Create GRE configuration on 2 DUTs, send IP traffic and +| | ... | check IP is not changed. +| | Given Path for 3-node testing is set | ${nodes['TG']} | ${nodes['DUT1']} +| | ... | ${nodes['DUT2']} | ${nodes['TG']} +| | And Interfaces in 3-node path are up +| | And IP addresses are set on interfaces +| | ... | ${dut1_node} | ${dut1_to_dut2} | ${dut1_ip_address} | ${prefix} +| | ... | ${dut1_node} | ${dut1_to_tg} | ${net1_gw_address} | ${prefix} +| | ... | ${dut2_node} | ${dut2_to_dut1} | ${dut2_ip_address} | ${prefix} +| | ... | ${dut2_node} | ${dut2_to_tg} | ${net2_gw_address} | ${prefix} +| | And VPP IP Probe | ${dut1_node} | ${dut1_to_dut2} | ${dut2_ip_address} +| | And VPP IP Probe | ${dut2_node} | ${dut2_to_dut1} | ${dut1_ip_address} +| | And Add Arp On Dut | ${dut2_node} | ${dut2_to_tg} | ${net2_host_address} +| | ... | ${tg_to_dut2_mac} +| | ${dut1_gre_interface} | ${dut1_gre_index}= +| | | ... | When GRE tunnel interface is created and up +| | | | ... | ${dut1_node} | ${dut1_ip_address} | ${dut2_ip_address} +| | ${dut2_gre_interface} | ${dut2_gre_index}= +| | | ... | And GRE tunnel interface is created and up +| | | | ... | ${dut2_node} | ${dut2_ip_address} | ${dut1_ip_address} +| | And IP addresses are set on interfaces +| | ... | ${dut1_node} | ${dut1_gre_index} | ${dut1_gre_ip} | ${prefix} +| | ... | ${dut2_node} | ${dut2_gre_index} | ${dut2_gre_ip} | ${prefix} +| | And Vpp Route Add | ${dut1_node} | ${net2_address} | ${prefix} +| | ... | ${dut2_gre_ip} | ${dut1_gre_index} +| | Then Send Packet And Check Headers | ${tg_node} +| | ... | ${net1_host_address} | ${net2_host_address} +| | ... | ${tg_to_dut1} | ${tg_to_dut1_mac} | ${dut1_to_tg_mac} +| | ... | ${tg_to_dut2} | ${dut2_to_tg_mac} | ${tg_to_dut2_mac} + + +| VPP can encapsulate IPv4 traffic in GRE +| | [Tags] | 3_NODE_DOUBLE_LINK_TOPO +| | [Documentation] | Create GRE configuration on DUT, send IP traffic and +| | ... | check IP is correctly encapsulate into GRE. +| | Given Path for 2-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} +| | And Interfaces in 2-node path are up +| | And IP addresses are set on interfaces +| | ... | ${dut_node} | ${dut_to_tg_if2} | ${dut1_ip_address} | ${prefix} +| | ... | ${dut_node} | ${dut_to_tg_if1} | ${net1_gw_address} | ${prefix} +| | And Add Arp On Dut | ${dut_node} | ${dut_to_tg_if2} | ${dut2_ip_address} +| | ... | ${tg_to_dut_if2_mac} +| | ${dut1_gre_interface} | ${dut1_gre_index}= +| | | ... | When GRE tunnel interface is created and up +| | | | ... | ${dut_node} | ${dut1_ip_address} | ${dut2_ip_address} +| | And IP addresses are set on interfaces +| | ... | ${dut_node} | ${dut1_gre_index} | ${dut1_gre_ip} | ${prefix} +| | And Vpp Route Add | ${dut_node} | ${net2_address} | ${prefix} +| | ... | ${dut2_gre_ip} | ${dut1_gre_index} +| | Then Send ICMPv4 and check received GRE header +| | ... | ${tg_node} | ${tg_to_dut_if1} | ${tg_to_dut_if2} +| | ... | ${dut_to_tg_if1_mac} | ${tg_to_dut_if2_mac} +| | ... | ${net1_host_address} | ${net2_host_address} +| | ... | ${dut1_ip_address} | ${dut2_ip_address} + + +| VPP can decapsulate IPv4 traffic in GRE +| | [Tags] | 3_NODE_DOUBLE_LINK_TOPO +| | [Documentation] | Create GRE configuration on DUT, send GRE encapsulated +| | ... | traffic and check IP is received without GRE headers. +| | Given Path for 2-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} +| | And Interfaces in 2-node path are up +| | And IP addresses are set on interfaces +| | ... | ${dut_node} | ${dut_to_tg_if2} | ${dut1_ip_address} | ${prefix} +| | ... | ${dut_node} | ${dut_to_tg_if1} | ${net1_gw_address} | ${prefix} +| | And Add Arp On Dut | ${dut_node} | ${dut_to_tg_if1} | ${net1_host_address} +| | ... | ${tg_to_dut_if1_mac} +| | ${dut1_gre_interface} | ${dut1_gre_index}= +| | | ... | When GRE tunnel interface is created and up +| | | | ... | ${dut_node} | ${dut1_ip_address} | ${dut2_ip_address} +| | And IP addresses are set on interfaces +| | ... | ${dut_node} | ${dut1_gre_index} | ${dut1_gre_ip} | ${prefix} +| | Then Send GRE and check received ICMPv4 header +| | ... | ${tg_node} | ${tg_to_dut_if2} | ${tg_to_dut_if1} +| | ... | ${dut_to_tg_if2_mac} | ${tg_to_dut_if1_mac} +| | ... | ${net2_host_address} | ${net1_host_address} +| | ... | ${dut2_ip_address} | ${dut1_ip_address} -- cgit 1.2.3-korg