diff options
Diffstat (limited to 'tests/func/gre')
| -rw-r--r-- | tests/func/gre/gre_encapsulation.robot | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/tests/func/gre/gre_encapsulation.robot b/tests/func/gre/gre_encapsulation.robot new file mode 100644 index 0000000000..17b3fffff2 --- /dev/null +++ b/tests/func/gre/gre_encapsulation.robot @@ -0,0 +1,150 @@ +# 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 | Run Keywords | Show Packet Trace on All DUTs | ${nodes} +| ... | AND | Show vpp trace dump on all DUTs +| Documentation | *GREoIPv4 test cases* +| ... +| ... | *[Top] Network Topologies:* TG=DUT1 2-node topology with two links +| ... | between nodes; TG-DUT1-DUT2-TG 3-node circular topology with single +| ... | links between nodes. +| ... | *[Enc] Packet Encapsulations:* Eth-IPv4-GRE-IPv4-ICMPv4 on DUT1-DUT2, +| ... | Eth-IPv4-ICMPv4 on TG-DUTn for routing over GRE tunnel; Eth-IPv4-ICMPv4 +| ... | on TG_if1-DUT, Eth-IPv4-GRE-IPv4-ICMPv4 on TG_if2_DUT for GREoIPv4 +| ... | encapsulation and decapsulation verification. +| ... | *[Cfg] DUT configuration:* DUT1 and DUT2 are configured with IPv4 routing +| ... | and static routes. GREoIPv4 tunnel is configured between DUT1 and DUT2. +| ... | *[Ver] TG verification:* Test ICMPv4 (or ICMPv6) Echo Request packets are +| ... | sent in both directions by TG on links to DUT1 and DUT2; GREoIPv4 +| ... | encapsulation and decapsulation are verified separately by TG; on +| ... | receive TG verifies packets for correctness and their IPv4 (IPv6) +| ... | src-addr, dst-addr and MAC addresses. +| ... | *[Ref] Applicable standard specifications:* RFC2784. + +*** 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 *** +| TC01: DUT1 and DUT2 route over GREoIPv4 tunnel between two TG links +| | [Documentation] +| | ... | [Top] TG-DUT1-DUT2-TG. [Enc] Eth-IPv4-GRE-IPv4-ICMPv4 on \ +| | ... | DUT1-DUT2, Eth-IPv4-ICMPv4 on TG-DUTn. [Cfg] On DUT1 and DUT2 +| | ... | configure GREoIPv4 tunnel with IPv4 routes towards each other. +| | ... | [Ver] Make TG send ICMPv4 Echo Req between its interfaces across +| | ... | both DUTs and GRE tunnel between them; verify IPv4 headers on +| | ... | received packets are correct. [Ref] RFC2784. +| | [Tags] | 3_NODE_SINGLE_LINK_TOPO | 3_NODE_DOUBLE_LINK_TOPO +| | 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} + +| TC02: DUT encapsulates IPv4 into GREoIPv4 tunnel - GRE header verification +| | [Documentation] +| | ... | [Top] TG=DUT1. [Enc] Eth-IPv4-ICMPv4 on TG_if1-DUT, \ +| | ... | Eth-IPv4-GRE-IPv4-ICMPv4 on TG_if2_DUT. [Cfg] On DUT1 configure +| | ... | GREoIPv4 tunnel with IPv4 route towards TG. [Ver] Make TG send +| | ... | non-encapsulated ICMPv4 Echo Req to DUT; verify TG received +| | ... | GREoIPv4 encapsulated packet is correct. [Ref] RFC2784. +| | [Tags] | 3_NODE_DOUBLE_LINK_TOPO +| | 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} + +| TC03: DUT decapsulates IPv4 from GREoIPv4 tunnel - IPv4 header verification +| | [Documentation] +| | ... | [Top] TG=DUT1. [Enc] Eth-IPv4-ICMPv4 on TG_if1-DUT, \ +| | ... | Eth-IPv4-GRE-IPv4-ICMPv4 on TG_if2_DUT. [Cfg] On DUT1 configure +| | ... | GREoIPv4 tunnel towards TG. [Ver] Make TG send ICMPv4 Echo Req +| | ... | encapsulated into GREoIPv4 towards VPP; verify TG received IPv4 +| | ... | de-encapsulated packet is correct. [Ref] RFC2784. +| | [Tags] | 3_NODE_DOUBLE_LINK_TOPO +| | 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} |