CSIT-227, CSIT-240 IPv4/IPv6 Multipath routing tests

  - add IPv4 Equal-cost multipath routing test
  - add IPv6 Equal-cost multipath routing test

Change-Id: I62eaf9983b7767e124f80af7d8c8652ffc460cf8
Signed-off-by: Patrik Hrnciar <phrnciar@cisco.com>

2 files changed, 157 insertions, 0 deletions

diff --git a/tests/func/ipv4/ipv4_multipath_routing.robot b/tests/func/ipv4/ipv4_multipath_routing.robot
new file mode 100644
index 0000000000..9d31bf0d61
--- /dev/null
+++ b/tests/func/ipv4/ipv4_multipath_routing.robot
@@ -0,0 +1,79 @@
+# 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/counters.robot
+| Resource | resources/libraries/robot/interfaces.robot
+| Resource | resources/libraries/robot/testing_path.robot
+| Resource | resources/libraries/robot/ipv4.robot
+| Resource | resources/libraries/robot/traffic.robot
+| Library | resources.libraries.python.Trace
+
+| Force Tags | HW_ENV | VM_ENV | 3_NODE_DOUBLE_LINK_TOPO
+| Suite Setup | Run Keywords | Setup all TGs before traffic script
+| ...         | AND          | Update All Interface Data On All Nodes | ${nodes}
+| Test Setup | Setup all DUTs before test
+| Test Teardown | Run Keywords | Show packet trace on all DUTs | ${nodes}
+| ...           | AND          | Vpp Show Errors | ${nodes['DUT1']}
+| ...           | AND          | Show vpp trace dump on all DUTs
+| Documentation | *Ipv4 Multipath routing test cases*
+| ...
+| ... | *[Top] Network topologies:* TG=DUT 2-node topology with two links\
+| ... | between nodes.
+| ... | *[Cfg] DUT configuration:* On DUT configure interfaces IPv4 adresses,\
+| ... | and multipath routing.
+| ... | *[Ver] TG verification:* Test packets are sent from TG on the first\
+| ... | link to DUT. Packet is received on TG on the second link from DUT1.
+
+
+*** Variables ***
+| ${ip_1}= | 192.168.1.1
+| ${ip_2}= | 192.168.2.1
+| ${test_dst_ip}= | 32.0.0.1
+| ${test_src_ip}= | 16.0.0.1
+| ${prefix_length}= | 24
+| ${neighbor_1_ip}= | 192.168.2.10
+| ${neighbor_1_mac}= | 02:00:00:00:00:02
+| ${neighbor_2_ip}= | 192.168.2.20
+| ${neighbor_2_mac}= | 02:00:00:00:00:03
+
+*** Test Cases ***
+| TC01: IPv4 Equal-cost multipath routing
+| | [Documentation]
+| | ... | [Top] TG=DUT
+| | ... | [Cfg] On DUT configure multipath routing wiht two equal-cost paths.
+| | ... | [Ver] TG sends 100 IPv4 ICMP packets traffic on the first link to\
+| | ... | DUT. On second link to TG verify if traffic is divided into two paths.
+| | Given Path for 2-node testing is set
+| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']}
+| | And Interfaces in 2-node path are UP
+| | And Set Interface Address | ${dut_node}
+| | ... | ${dut_to_tg_if2} | ${ip_1} | ${prefix_length}
+| | And Set Interface Address | ${dut_node}
+| | ... | ${dut_to_tg_if1} | ${ip_2} | ${prefix_length}
+| | And Add Arp On Dut
+| | ... | ${dut_node} | ${dut_to_tg_if1} | ${neighbor_1_ip} | ${neighbor_1_mac}
+| | And Add Arp On Dut
+| | ... | ${dut_node} | ${dut_to_tg_if1} | ${neighbor_2_ip} | ${neighbor_2_mac}
+| | When Vpp Route Add
+| | ... | ${dut_node} | ${test_dst_ip} | ${prefix_length} | ${neighbor_1_ip}
+| | ... | ${dut_to_tg_if1} | resolve_attempts=${NONE} | multipath=${TRUE}
+| | And Vpp Route Add
+| | ... | ${dut_node} | ${test_dst_ip} | ${prefix_length} | ${neighbor_2_ip}
+| | ... | ${dut_to_tg_if1} | resolve_attempts=${NONE} | multipath=${TRUE}
+| | Then Send Packets And Check Multipath Routing | ${tg_node}
+| | ... | ${tg_to_dut_if2} | ${tg_to_dut_if1} | ${test_src_ip} | ${test_dst_ip}
+| | ... | ${tg_to_dut_if2_mac} | ${dut_to_tg_if2_mac} | ${dut_to_tg_if1_mac}
+| | ... | ${neighbor_1_mac} | ${neighbor_2_mac}
diff --git a/tests/func/ipv6/ipv6_multipath_routing.robot b/tests/func/ipv6/ipv6_multipath_routing.robot
new file mode 100644
index 0000000000..02d48a0a72
--- /dev/null
+++ b/tests/func/ipv6/ipv6_multipath_routing.robot
@@ -0,0 +1,78 @@
+# 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/counters.robot
+| Resource | resources/libraries/robot/interfaces.robot
+| Resource | resources/libraries/robot/testing_path.robot
+| Resource | resources/libraries/robot/ipv6.robot
+| Resource | resources/libraries/robot/traffic.robot
+| Library | resources.libraries.python.Trace
+
+| Force Tags | HW_ENV | VM_ENV | 3_NODE_DOUBLE_LINK_TOPO
+| Suite Setup | Run Keywords | Setup all TGs before traffic script
+| ...         | AND          | Update All Interface Data On All Nodes | ${nodes}
+| Test Setup | Setup all DUTs before test
+| Test Teardown | Run Keywords | Show packet trace on all DUTs | ${nodes}
+| ...           | AND          | Vpp Show Errors | ${nodes['DUT1']}
+| ...           | AND          | Show vpp trace dump on all DUTs
+| Documentation | *Ipv6 Multipath routing test cases*
+| ...
+| ... | *[Top] Network topologies:* TG=DUT 2-node topology with two links\
+| ... | between nodes.
+| ... | *[Cfg] DUT configuration:* On DUT configure interfaces IPv4 adresses,\
+| ... | and multipath routing.
+| ... | *[Ver] TG verification:* Test packets are sent from TG on the first\
+| ... | link to DUT. Packet is received on TG on the second link from DUT1.
+
+*** Variables ***
+| ${ip_1}= | 3ffe:61::1
+| ${ip_2}= | 3ffe:62::1
+| ${test_dst_ip}= | 3ffe:71::1
+| ${test_src_ip}= | 3ffe:51::1
+| ${prefix_length}= | 64
+| ${neighbor_1_ip}= | 3ffe:62::2
+| ${neighbor_1_mac}= | 02:00:00:00:00:02
+| ${neighbor_2_ip}= | 3ffe:62::3
+| ${neighbor_2_mac}= | 02:00:00:00:00:03
+
+*** Test Cases ***
+| TC01: IPv6 Equal-cost multipath routing
+| | [Documentation]
+| | ... | [Top] TG=DUT
+| | ... | [Cfg] On DUT configure multipath routing wiht two equal-cost paths.
+| | ... | [Ver] TG sends 100 IPv6 ICMP packets traffic on the first link to\
+| | ... | DUT. On second link to TG verify if traffic is divided into two paths.
+| | Given Path for 2-node testing is set
+| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']}
+| | And Interfaces in 2-node path are UP
+| | And Vpp Set If Ipv6 Addr | ${dut_node}
+| | ... | ${dut_to_tg_if2} | ${ip_1} | ${prefix_length}
+| | And Vpp Set If Ipv6 Addr | ${dut_node}
+| | ... | ${dut_to_tg_if1} | ${ip_2} | ${prefix_length}
+| | And Add Ip Neighbor
+| | ... | ${dut_node} | ${dut_to_tg_if1} | ${neighbor_1_ip} | ${neighbor_1_mac}
+| | And Add Ip Neighbor
+| | ... | ${dut_node} | ${dut_to_tg_if1} | ${neighbor_2_ip} | ${neighbor_2_mac}
+| | When Vpp Route Add
+| | ... | ${dut_node} | ${test_dst_ip} | ${prefix_length} | ${neighbor_1_ip}
+| | ... | ${dut_to_tg_if1} | resolve_attempts=${NONE} | multipath=${TRUE}
+| | And Vpp Route Add
+| | ... | ${dut_node} | ${test_dst_ip} | ${prefix_length} | ${neighbor_2_ip}
+| | ... | ${dut_to_tg_if1} | resolve_attempts=${NONE} | multipath=${TRUE}
+| | Then Send Packets And Check Multipath Routing | ${tg_node}
+| | ... | ${tg_to_dut_if2} | ${tg_to_dut_if1} | ${test_src_ip} | ${test_dst_ip}
+| | ... | ${tg_to_dut_if2_mac} | ${dut_to_tg_if2_mac} | ${dut_to_tg_if1_mac}
+| | ... | ${neighbor_1_mac} | ${neighbor_2_mac}