Vhost tests

Change-Id: I03722afe13722941e084bc01161f7c2af30e3cb1
Signed-off-by: Matej Klotton <mklotton@cisco.com>

1 files changed, 231 insertions, 0 deletions

diff --git a/tests/func/vhost/eth2p-ethip4-l2bdbase-vhost-clinent-reconnect-2vm-func.robot b/tests/func/vhost/eth2p-ethip4-l2bdbase-vhost-clinent-reconnect-2vm-func.robot
new file mode 100644
index 0000000000..84c3da8a50
--- /dev/null
+++ b/tests/func/vhost/eth2p-ethip4-l2bdbase-vhost-clinent-reconnect-2vm-func.robot
@@ -0,0 +1,231 @@
+# 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/bridge_domain.robot
+| Resource | resources/libraries/robot/testing_path.robot
+| Resource | resources/libraries/robot/qemu.robot
+| Resource | resources/libraries/robot/vxlan.robot
+| Library  | resources.libraries.python.Trace
+| Force Tags | HW_ENV | VM_ENV | 2_NODE_DOUBLE_LINK_TOPO | VPP_VM_ENV
+| Test Setup | Func Test Setup
+| Test Teardown | Run Keywords
+| ... | resources.libraries.python.QemuUtils.Qemu Kill All | ${dut_node} | AND
+| ... | Func Test Teardown
+| Documentation | *Vhost-User Interface Traffic Tests*
+| ... | *[Top] Network Topologies:* TG=DUT1 2-node topology with two links
+| ... | between nodes.
+| ... | *[Enc] Packet Encapsulations:* Eth-IPv4-VXLAN-ETH-IP on TG-DUT link.
+| ... | ETH-IP on VirtualEthernet-VM interface.
+| ... | *[Cfg] DUT configuration:* On DUT is running 2 VM with 2 vhost-user
+| ... | interface on each VM. DUT is configured with VXLAN and vhost-user
+| ... | interfaces in bridge-domain (L2BD).
+| ... | *[Cfg] VM configuration:* VM has both vhost-user interfaces added into
+| ... | Linux Bridge.
+| ... | *[Ver] TG verification:*
+| ... | VXLAN packet is send to DUT where is decapsulated and send bridged to
+| ... | vhost-user inteface. VM forwards frame to its second interface and VPP
+| ... | encapsulates it to another VXLAN tunnel. Packets
+| ... | are sent and received by TG on link to DUT.
+
+*** Variables ***
+| ${tg_if1_ip}= | 192.168.0.1
+| ${dut_if1_ip}= | 192.168.0.2
+| ${prefix_length}= | ${24}
+
+| ${sock_vm1_1}= | /tmp/sock1
+| ${sock_vm1_2}= | /tmp/sock2
+| ${sock_vm2_1}= | /tmp/sock3
+| ${sock_vm2_2}= | /tmp/sock4
+
+*** Test Cases ***
+| TC01:  Qemu reconnects to VPPs vhost-user when Qemu is killed and restarted
+| | 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_if1} | ${dut_if1_ip}
+| | ... | ${prefix_length}
+| | And Add IP Neighbor | ${dut_node} | ${dut_to_tg_if1} | ${tg_if1_ip}
+| | ... | ${tg_to_dut_if1_mac}
+| | ${vxlan1}= | And Create VXLAN interface | ${dut_node} | ${101}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | ${vxlan2}= | And Create VXLAN interface | ${dut_node} | ${102}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | ${vxlan3}= | And Create VXLAN interface | ${dut_node} | ${103}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | ${vxlan4}= | And Create VXLAN interface | ${dut_node} | ${104}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | And Set Interface State | ${dut_node} | ${vxlan1} | up
+| | And Set Interface State | ${dut_node} | ${vxlan2} | up
+| | And Set Interface State | ${dut_node} | ${vxlan3} | up
+| | And Set Interface State | ${dut_node} | ${vxlan4} | up
+| | ${vhost_if1}= | And Vpp Create Vhost User Interface
+| | ... | ${dut_node} | ${sock_vm1_1}
+| | ${vhost_if2}= | And Vpp Create Vhost User Interface
+| | ... | ${dut_node} | ${sock_vm1_2}
+| | ${vhost_if3}= | And Vpp Create Vhost User Interface
+| | ... | ${dut_node} | ${sock_vm2_1}
+| | ${vhost_if4}= | And Vpp Create Vhost User Interface
+| | ... | ${dut_node} | ${sock_vm2_2}
+| | And Set Interface State | ${dut_node} | ${vhost_if1} | up
+| | And Set Interface State | ${dut_node} | ${vhost_if2} | up
+| | And Set Interface State | ${dut_node} | ${vhost_if3} | up
+| | And Set Interface State | ${dut_node} | ${vhost_if4} | up
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${101} | ${vxlan1}
+| | ... | ${vhost_if1}
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${102} | ${vxlan2}
+| | ... | ${vhost_if2}
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${103} | ${vxlan3}
+| | ... | ${vhost_if3}
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${104} | ${vxlan4}
+| | ... | ${vhost_if4}
+| | And Setup QEMU Vhost and Run VM | ${dut_node} | ${sock_vm1_1} | ${sock_vm1_2}
+| | ... | ${1}
+| | And Setup QEMU Vhost and Run VM | ${dut_node} | ${sock_vm2_1} | ${sock_vm2_2}
+| | ... | ${2}
+| | And Check traffic through VM
+| | When Run keyword | qemu-1.Qemu Kill
+| | ${vm1}= | And Run Keyword | qemu-1.Qemu Start
+| | ${vhost_int_1}= | And Get Vhost User If Name By Sock | ${vm1}
+| | ... | ${sock_vm1_1}
+| | ${vhost_int_2}= | And Get Vhost User If Name By Sock | ${vm1}
+| | ... | ${sock_vm1_2}
+| | And Linux Add Bridge | ${vm1} | br0 | ${vhost_int_1} | ${vhost_int_2}
+| | And Set Interface State | ${vm1} | ${vhost_int_1} | up | if_type=name
+| | And Set Interface State | ${vm1} | ${vhost_int_2} | up | if_type=name
+| | Then Check traffic through VM
+
+
+| TC02: VPP reconnects to Qemu vhost-user when VPP is restarted and reconfigured
+| | [Tags] | EXPECTED_FAILING
+| | [Documentation]
+| | ... | *Failing:* Qemu doesn't support reconnect prior to version 2.7.
+| | 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_if1} | ${dut_if1_ip}
+| | ... | ${prefix_length}
+| | And Add IP Neighbor | ${dut_node} | ${dut_to_tg_if1} | ${tg_if1_ip}
+| | ... | ${tg_to_dut_if1_mac}
+| | ${vxlan1}= | And Create VXLAN interface | ${dut_node} | ${101}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | ${vxlan2}= | And Create VXLAN interface | ${dut_node} | ${102}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | ${vxlan3}= | And Create VXLAN interface | ${dut_node} | ${103}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | ${vxlan4}= | And Create VXLAN interface | ${dut_node} | ${104}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | And Set Interface State | ${dut_node} | ${vxlan1} | up
+| | And Set Interface State | ${dut_node} | ${vxlan2} | up
+| | And Set Interface State | ${dut_node} | ${vxlan3} | up
+| | And Set Interface State | ${dut_node} | ${vxlan4} | up
+| | ${vhost_if1}= | And Vpp Create Vhost User Interface | ${dut_node}
+| | ... | ${sock_vm1_1}
+| | ${vhost_if2}= | And Vpp Create Vhost User Interface | ${dut_node}
+| | ... | ${sock_vm1_2}
+| | ${vhost_if3}= | And Vpp Create Vhost User Interface | ${dut_node}
+| | ... | ${sock_vm2_1}
+| | ${vhost_if4}= | And Vpp Create Vhost User Interface | ${dut_node}
+| | ... | ${sock_vm2_2}
+| | And Set Interface State | ${dut_node} | ${vhost_if1} | up
+| | And Set Interface State | ${dut_node} | ${vhost_if2} | up
+| | And Set Interface State | ${dut_node} | ${vhost_if3} | up
+| | And Set Interface State | ${dut_node} | ${vhost_if4} | up
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${101} | ${vxlan1}
+| | ... | ${vhost_if1}
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${102} | ${vxlan2}
+| | ... | ${vhost_if2}
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${103} | ${vxlan3}
+| | ... | ${vhost_if3}
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${104} | ${vxlan4}
+| | ... | ${vhost_if4}
+| | And Setup QEMU Vhost and Run VM | ${dut_node} | ${sock_vm1_1} | ${sock_vm1_2}
+| | ... | ${1}
+| | And Setup QEMU Vhost and Run VM | ${dut_node} | ${sock_vm2_1} | ${sock_vm2_2}
+| | ... | ${2}
+| | And Check traffic through VM
+| | And Check VPP PID in Teardown
+| | When Setup All Duts ${nodes}
+| | And Save VPP PIDs
+| | And Interfaces in 2-node path are up
+| | And Set Interface Address | ${dut_node} | ${dut_to_tg_if1} | ${dut_if1_ip}
+| | ... | ${prefix_length}
+| | And Add IP Neighbor | ${dut_node} | ${dut_to_tg_if1} | ${tg_if1_ip}
+| | ... | ${tg_to_dut_if1_mac}
+| | ${vxlan1}= | And Create VXLAN interface | ${dut_node} | ${101}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | ${vxlan2}= | And Create VXLAN interface | ${dut_node} | ${102}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | ${vxlan3}= | And Create VXLAN interface | ${dut_node} | ${103}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | ${vxlan4}= | And Create VXLAN interface | ${dut_node} | ${104}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip}
+| | And Set Interface State | ${dut_node} | ${vxlan1} | up
+| | And Set Interface State | ${dut_node} | ${vxlan2} | up
+| | And Set Interface State | ${dut_node} | ${vxlan3} | up
+| | And Set Interface State | ${dut_node} | ${vxlan4} | up
+| | ${vhost_if1}= | And Vpp Create Vhost User Interface | ${dut_node}
+| | ... | ${sock_vm1_1}
+| | ${vhost_if2}= | And Vpp Create Vhost User Interface | ${dut_node}
+| | ... | ${sock_vm1_2}
+| | ${vhost_if3}= | And Vpp Create Vhost User Interface | ${dut_node}
+| | ... | ${sock_vm2_1}
+| | ${vhost_if4}= | And Vpp Create Vhost User Interface | ${dut_node}
+| | ... | ${sock_vm2_2}
+| | And Set Interface State | ${dut_node} | ${vhost_if1} | up
+| | And Set Interface State | ${dut_node} | ${vhost_if2} | up
+| | And Set Interface State | ${dut_node} | ${vhost_if3} | up
+| | And Set Interface State | ${dut_node} | ${vhost_if4} | up
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${101} | ${vxlan1}
+| | ... | ${vhost_if1}
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${102} | ${vxlan2}
+| | ... | ${vhost_if2}
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${103} | ${vxlan3}
+| | ... | ${vhost_if3}
+| | And Vpp Add L2 Bridge Domain | ${dut_node} | ${104} | ${vxlan4}
+| | ... | ${vhost_if4}
+| | Then Check traffic through VM
+
+
+*** Keywords ***
+| Setup QEMU Vhost and Run VM
+| | [Arguments] | ${dut_node} | ${sock1} | ${sock2} | ${qemu_id}
+| | Import Library | resources.libraries.python.QemuUtils | qemu_id=${qemu_id}
+| | ... | WITH NAME | qemu-${qemu_id}
+| | ${q_add_vhost}= | Replace Variables | qemu-${qemu_id}.Qemu Add Vhost User If
+| | ${q_set_node}= | Replace Variables | qemu-${qemu_id}.Qemu Set Node
+| | ${q_start}= | Replace Variables | qemu-${qemu_id}.Qemu Start
+| | Run keyword | ${q_set_node} | ${dut_node}
+| | Run keyword | ${q_add_vhost} | ${sock1}
+| | Run keyword | ${q_add_vhost} | ${sock2}
+| | ${vm}= | Run keyword | ${qemu_start}
+| | ${vhost1}= | Get Vhost User If Name By Sock | ${vm} | ${sock1}
+| | ${vhost2}= | Get Vhost User If Name By Sock | ${vm} | ${sock2}
+| | Linux Add Bridge | ${vm} | br0 | ${vhost1} | ${vhost2}
+| | Set Interface State | ${vm} | ${vhost1} | up | if_type=name
+| | Set Interface State | ${vm} | ${vhost2} | up | if_type=name
+| | Set Test Variable | ${qemu-${qemu_id}} | ${vm}
+
+| Check traffic through VM
+| | [Documentation] | Send VXLAN traffic through both configured VMs.
+| | Send VXLAN receive VXLAN Packet | ${tg_node}
+| | ... | ${tg_to_dut_if1} | ${tg_to_dut_if1}
+| | ... | ${tg_to_dut_if1_mac} | ${dut_to_tg_if1_mac}
+| | ... | ${tg_if1_ip} | ${dut_if1_ip} | ${101}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip} | ${102}
+| | Send VXLAN receive VXLAN Packet | ${tg_node}
+| | ... | ${tg_to_dut_if1} | ${tg_to_dut_if1}
+| | ... | ${tg_to_dut_if1_mac} | ${dut_to_tg_if1_mac}
+| | ... | ${tg_if1_ip} | ${dut_if1_ip} | ${103}
+| | ... | ${dut_if1_ip} | ${tg_if1_ip} | ${104}