diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/suites/gre/gre_encapsulation.robot | 55 |
1 files changed, 38 insertions, 17 deletions
diff --git a/tests/suites/gre/gre_encapsulation.robot b/tests/suites/gre/gre_encapsulation.robot index 1ccd1dc051..2da767bd83 100644 --- a/tests/suites/gre/gre_encapsulation.robot +++ b/tests/suites/gre/gre_encapsulation.robot @@ -23,13 +23,23 @@ | 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.* +| Documentation | *GREoIPv4 test cases* | ... -| ... | 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. +| ... | *[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 @@ -45,10 +55,15 @@ | ${prefix}= | 24 *** Test Cases *** -| VPP can route IPv4 traffic from GRE tunnel +| 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 -| | [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 @@ -77,11 +92,14 @@ | | ... | ${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 +| 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 -| | [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 @@ -103,11 +121,14 @@ | | ... | ${net1_host_address} | ${net2_host_address} | | ... | ${dut1_ip_address} | ${dut2_ip_address} - -| VPP can decapsulate IPv4 traffic in GRE +| 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 -| | [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 |