VIRL test: VXLAN-L2BD-vhos_user test (CSIT-500)

- Create test cases to test VXLAN+L2BD+vhost_user IPv4 and IPv6
  scenarios

Change-Id: I46d27f22ec2e2e35fd5067ba7eeda9a2ccff9f84
Signed-off-by: Jan Gelety <jgelety@cisco.com>

3 files changed, 185 insertions, 27 deletions

diff --git a/resources/libraries/robot/bridge_domain.robot b/resources/libraries/robot/bridge_domain.robot
index ac0fea8bd4..5707a82ade 100644
--- a/resources/libraries/robot/bridge_domain.robot
+++ b/resources/libraries/robot/bridge_domain.robot
@@ -16,7 +16,6 @@
 | Library | resources.libraries.python.InterfaceUtil
 | Library | resources.libraries.python.NodePath
 | Library | resources.libraries.python.VhostUser
-| Library | resources.libraries.python.QemuUtils
 | Resource | resources/libraries/robot/interfaces.robot
 | Resource | resources/libraries/robot/l2_traffic.robot
 
@@ -206,23 +205,38 @@
 | | [Documentation] | Setup QEMU and start VM with two vhost interfaces.
 | | ...
 | | ... | *Arguments:*
-| | ... | - ${node} - DUT node to start VM on. Type: dictionary
+| | ... | - ${dut_node} - DUT node to start VM on. Type: dictionary
 | | ... | - ${sock1} - Socket path for first Vhost-User interface. Type: string
 | | ... | - ${sock2} - Socket path for second Vhost-User interface. Type: string
+| | ... | - ${qemu_name} - Qemu instance name by which the object will be
+| | ... | accessed (Optional). Type: string
 | | ...
 | | ... | _NOTE:_ This KW sets following test case variable:
-| | ... | -${vm_node} - VM node info. Type: dictionary
+| | ... | - ${${qemu_name}} - VM node info. Type: dictionary
 | | ...
 | | ... | *Example:*
 | | ...
 | | ... | \| VM for Vhost L2BD forwarding is setup \| ${nodes['DUT1']} \
 | | ... | \| /tmp/sock1 \| /tmp/sock2 \|
-| | [Arguments] | ${node} | ${sock1} | ${sock2}
-| | Set Test Variable | ${vm_node} | ${None}
-| | Qemu Set Node | ${node}
-| | Qemu Add Vhost User If | ${sock1}
-| | Qemu Add Vhost User If | ${sock2}
-| | ${vm}= | Qemu Start
+| | ... | \| VM for Vhost L2BD forwarding is setup \| ${nodes['DUT2']} \
+| | ... | \| /tmp/sock1 \| /tmp/sock2 \| qemu_instance_2 \|
+| | [Arguments] | ${dut_node} | ${sock1} | ${sock2} | ${qemu_name}=vm_node
+| | Run Keyword Unless | "${qemu_name}" == "vm_node" | Import Library
+| | ... | resources.libraries.python.QemuUtils | WITH NAME | ${qemu_name}
+| | Set Test Variable | ${${qemu_name}} | ${None}
+| | ${qemu_set_node}= | Run Keyword If | "${qemu_name}" == "vm_node"
+| | | ...                              | Set Variable | Qemu Set Node
+| | ... | ELSE | Replace Variables | ${qemu_name}.Qemu Set Node
+| | Run keyword | ${qemu_set_node} | ${dut_node}
+| | ${qemu_add_vhost}= | Run Keyword If | "${qemu_name}" == "vm_node"
+| | | ...                               | Set Variable | Qemu Add Vhost User If
+| | ... | ELSE | Replace Variables | ${qemu_name}.Qemu Add Vhost User If
+| | Run keyword | ${qemu_add_vhost} | ${sock1}
+| | Run keyword | ${qemu_add_vhost} | ${sock2}
+| | ${qemu_start}= | Run Keyword If | "${qemu_name}" == "vm_node"
+| | | ...                           | Set Variable | Qemu Start
+| | ... | ELSE | Replace Variables | ${qemu_name}.Qemu Start
+| | ${vm}= | Run keyword | ${qemu_start}
 | | ${br}= | Set Variable | br0
 | | ${vhost1}= | Get Vhost User If Name By Sock | ${vm} | ${sock1}
 | | ${vhost2}= | Get Vhost User If Name By Sock | ${vm} | ${sock2}
@@ -230,26 +244,36 @@
 | | Set Interface State | ${vm} | ${vhost1} | up | if_type=name
 | | Set Interface State | ${vm} | ${vhost2} | up | if_type=name
 | | Set Interface State | ${vm} | ${br} | up | if_type=name
-| | Set Test Variable | ${vm_node} | ${vm}
+| | Set Test Variable | ${${qemu_name}} | ${vm}
 
 | VPP Vhost interfaces for L2BD forwarding are setup
 | | [Documentation] | Create two Vhost-User interfaces on defined VPP node.
 | | ...
 | | ... | *Arguments:*
-| | ... | - ${node} - DUT node. Type: dictionary
+| | ... | - ${dut_node} - DUT node. Type: dictionary
 | | ... | - ${sock1} - Socket path for first Vhost-User interface. Type: string
 | | ... | - ${sock2} - Socket path for second Vhost-User interface. Type: string
+| | ... | - ${vhost_if1} - Name of the first Vhost-User interface (Optional).
+| | ... | Type: string
+| | ... | - ${vhost_if2} - Name of the second Vhost-User interface (Optional).
+| | ... | Type: string
 | | ...
 | | ... | _NOTE:_ This KW sets following test case variable:
-| | ... | - ${vhost_if1} - First Vhost-User interface.
-| | ... | - ${vhost_if2} - Second Vhost-User interface.
+| | ... | - ${${vhost_if1}} - First Vhost-User interface.
+| | ... | - ${${vhost_if2}} - Second Vhost-User interface.
 | | ...
 | | ... | *Example:*
 | | ...
 | | ... | \| VPP Vhost interfaces for L2BD forwarding are setup \
 | | ... | \| ${nodes['DUT1']} \| /tmp/sock1 \| /tmp/sock2 \|
-| | [Arguments] | ${node} | ${sock1} | ${sock2}
-| | ${vhost_if1}= | Vpp Create Vhost User Interface | ${node} | ${sock1}
-| | ${vhost_if2}= | Vpp Create Vhost User Interface | ${node} | ${sock2}
-| | Set Test Variable | ${vhost_if1}
-| | Set Test Variable | ${vhost_if2}
+| | ... | \| VPP Vhost interfaces for L2BD forwarding are setup \
+| | ... | \| ${nodes['DUT2']} \| /tmp/sock1 \| /tmp/sock2 \| dut2_vhost_if1 \
+| | ... | \| dut2_vhost_if2 \|
+| | [Arguments] | ${dut_node} | ${sock1} | ${sock2} | ${vhost_if1}=vhost_if1
+| | ... | ${vhost_if2}=vhost_if2
+| | ${vhost_1}= | Vpp Create Vhost User Interface | ${dut_node} | ${sock1}
+| | ${vhost_2}= | Vpp Create Vhost User Interface | ${dut_node} | ${sock2}
+| | Set Interface State | ${dut_node} | ${vhost_1} | up
+| | Set Interface State | ${dut_node} | ${vhost_2} | up
+| | Set Test Variable | ${${vhost_if1}} | ${vhost_1}
+| | Set Test Variable | ${${vhost_if2}} | ${vhost_2}
diff --git a/resources/libraries/robot/tagging.robot b/resources/libraries/robot/tagging.robot
index f5c0fc5cdf..1e481a2e5d 100644
--- a/resources/libraries/robot/tagging.robot
+++ b/resources/libraries/robot/tagging.robot
@@ -128,7 +128,7 @@
 | | L2 setup xconnect on DUT | ${DUT2} | ${INT2} | ${SUB_INT2}
 
 | Vlan Subinterface Created
-| | [Documentation] | Create VLAN sub-interface on DUT.
+| | [Documentation] | Create VLAN sub-interface on DUT and set admin status up.
 | | ...
 | | ... | *Arguments:*
 | | ... | - dut_node - Node to add VLAN sub-intreface. Type: dictionary
@@ -148,6 +148,7 @@
 | | ${interface_name}= | Get interface name | ${dut_node} | ${interface}
 | | ${vlan_name} | ${vlan_index}= | Create Vlan Subinterface
 | | ... | ${dut_node} | ${interface_name} | ${vlan_id}
+| | Set Interface State | ${dut_node} | ${vlan_index} | up
 
 | Tagged Subinterface Created
 | | [Documentation] | Create tagged sub-interface on DUT. Type of tagged \
diff --git a/tests/func/vxlan/vxlan_bd_untagged.robot b/tests/func/vxlan/vxlan_bd_untagged.robot
index 0bbe30c1a5..b708b6691a 100644
--- a/tests/func/vxlan/vxlan_bd_untagged.robot
+++ b/tests/func/vxlan/vxlan_bd_untagged.robot
@@ -16,6 +16,8 @@
 | Resource | resources/libraries/robot/testing_path.robot
 | Resource | resources/libraries/robot/vxlan.robot
 | Resource | resources/libraries/robot/l2_traffic.robot
+| Resource | resources/libraries/robot/qemu.robot
+| Resource | resources/libraries/robot/double_qemu_setup.robot
 | Library  | resources.libraries.python.Trace
 | Force Tags | 3_NODE_SINGLE_LINK_TOPO | VM_ENV | HW_ENV
 | Test Setup | Func Test Setup
@@ -57,6 +59,17 @@
 | ${ip6_addr2}= | 3ffe:64::2
 | ${ip6_prefix}= | 64
 
+| ${sock1}= | /tmp/sock1
+| ${sock2}= | /tmp/sock2
+
+| ${qemu1}= | qemu_instance_1
+| ${qemu2}= | qemu_instance_2
+
+| ${dut1_vhost1}= | dut1_vhost_if1
+| ${dut1_vhost2}= | dut1_vhost_if2
+| ${dut2_vhost1}= | dut2_vhost_if1
+| ${dut2_vhost2}= | dut2_vhost_if2
+
 *** Test Cases ***
 | TC01: DUT1 and DUT2 with L2BD and VXLANoIPv4 tunnels switch ICMPv4 between TG links
 | | [Documentation]
@@ -74,12 +87,12 @@
 | | ...                                    | ${dut2_node} | ${dut2_to_dut1_name} | ${NONE}
 | | ${dut1s_vxlan}= | When Create VXLAN interface     | ${dut1_node} | ${vni_1}
 | |                 | ... | ${dut1s_ip_address} | ${dut2s_ip_address}
-| | And  Interfaces are added to BD | ${dut1_node} | ${bd_id1}
-| | ...                             | ${dut1_to_tg} | ${dut1s_vxlan}
+| | And Interfaces are added to BD | ${dut1_node} | ${bd_id1}
+| | ...                            | ${dut1_to_tg} | ${dut1s_vxlan}
 | | ${dut2s_vxlan}= | And Create VXLAN interface | ${dut2_node} | ${vni_1}
 | |                 | ... | ${dut2s_ip_address} | ${dut1s_ip_address}
-| | And  Interfaces are added to BD | ${dut2_node} | ${bd_id1}
-| | ...                             | ${dut2_to_tg} | ${dut2s_vxlan}
+| | And Interfaces are added to BD | ${dut2_node} | ${bd_id1}
+| | ...                            | ${dut2_to_tg} | ${dut2s_vxlan}
 | | Then Send and receive ICMPv4 bidirectionally
 | | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2}
 
@@ -250,12 +263,12 @@
 | | And VPP IP Probe | ${dut2_node} | ${dut2_to_dut1} | ${ip6_addr1}
 | | ${dut1s_vxlan}= | When Create VXLAN interface | ${dut1_node} | ${vni_1}
 | | | ...                                         | ${ip6_addr1} | ${ip6_addr2}
-| | And  Interfaces are added to BD | ${dut1_node} | ${bd_id1}
-| | ...                             | ${dut1_to_tg} | ${dut1s_vxlan}
+| | And Interfaces are added to BD | ${dut1_node} | ${bd_id1}
+| | ...                            | ${dut1_to_tg} | ${dut1s_vxlan}
 | | ${dut2s_vxlan}= | And Create VXLAN interface | ${dut2_node} | ${vni_1}
 | | | ...                                        | ${ip6_addr2} | ${ip6_addr1}
-| | And  Interfaces are added to BD | ${dut2_node} | ${bd_id1}
-| | ...                             | ${dut2_to_tg} | ${dut2s_vxlan}
+| | And Interfaces are added to BD | ${dut2_node} | ${bd_id1}
+| | ...                            | ${dut2_to_tg} | ${dut2s_vxlan}
 | | Then Send and receive ICMPv6 bidirectionally
 | | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2}
 
@@ -404,3 +417,123 @@
 | | And Send and receive ICMPv6 bidirectionally | ${tg_node}
 | | ...                                         | ${tg_to_dut2_if1}
 | | ...                                         | ${tg_to_dut2_if2}
+
+| TC07:DUT1 and DUT2 with two L2BDs and VXLANoIPv4 tunnel switch ICMPv4 between TG links and VM links
+| | [Documentation]
+| | ... | [Top] TG-DUT1-VM-DUT1-DUT2-VM-DUT2-TG.
+| | ... | [Enc] Eth-IPv4-VXLAN-Eth-IPv4-ICMPv4 on DUT1-DUT2; Eth-IPv4-ICMPv4
+| | ... | on TG-DUTn and DUTn=VM.
+| | ... | [Cfg] On both DUTs configure two L2BDs (MAC learning enabled); first
+| | ... | L2BD with untagged interface to TG and vhost-user interface to local
+| | ... | VM, second one with vhost-user interface to local VM and VXLAN
+| | ... | interface towards the other DUT. Configure linux bridge on both VMs
+| | ... | to pass traffic between both vhost-user interfaces.
+| | ... | [Ver] Make TG send ICMPv4 Echo Req between two of its interfaces to
+| | ... | be switched by DUT1 and DUT2; verify packets are switched between
+| | ... | these TG interfaces.
+| | ... | [Ref] RFC7348.
+| | [Tags] | VPP_VM_ENV
+| | Given Path for 3-node testing is set
+| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']}
+| | And Interfaces in 3-node path are up
+| | When VPP Vhost interfaces for L2BD forwarding are setup | ${dut1_node}
+| | ...                                                     | ${sock1}
+| | ...                                                     | ${sock2}
+| | ...                                                     | ${dut1_vhost1}
+| | ...                                                     | ${dut1_vhost2}
+| | And VPP Vhost interfaces for L2BD forwarding are setup | ${dut2_node}
+| | ...                                                    | ${sock1}
+| | ...                                                    | ${sock2}
+| | ...                                                    | ${dut2_vhost1}
+| | ...                                                    | ${dut2_vhost2}
+| | And VM for Vhost L2BD forwarding is setup | ${dut1_node} | ${sock1}
+| | ...                                       | ${sock2} | ${qemu1}
+| | And VM for Vhost L2BD forwarding is setup | ${dut2_node} | ${sock1}
+| | ...                                       | ${sock2} | ${qemu2}
+| | And Set Interface Address | ${dut1_node} | ${dut1_to_dut2} | ${ip4_addr1}
+| | ...                       | ${ip4_prefix}
+| | And Set Interface Address | ${dut2_node} | ${dut2_to_dut1} | ${ip4_addr2}
+| | ...                       | ${ip4_prefix}
+| | And VPP IP Probe | ${dut1_node} | ${dut1_to_dut2} | ${ip4_addr2}
+| | And VPP IP Probe | ${dut2_node} | ${dut2_to_dut1} | ${ip4_addr1}
+| | ${dut1s_vxlan}= | And Create VXLAN interface | ${dut1_node} | ${vni_1}
+| |                 | ...                        | ${ip4_addr1} | ${ip4_addr2}
+| | ${dut2s_vxlan}= | And Create VXLAN interface | ${dut2_node} | ${vni_1}
+| |                 | ...                        | ${ip4_addr2} | ${ip4_addr1}
+| | And Interfaces are added to BD | ${dut1_node} | ${bd_id1}
+| | ...                            | ${dut1_to_tg} | ${${dut1_vhost1}}
+| | And Interfaces are added to BD | ${dut1_node} | ${bd_id2}
+| | ...                            | ${dut1s_vxlan} | ${${dut1_vhost2}}
+| | And Interfaces are added to BD | ${dut2_node} | ${bd_id1}
+| | ...                            | ${dut2_to_tg} | ${${dut2_vhost1}}
+| | And Interfaces are added to BD | ${dut2_node} | ${bd_id2}
+| | ...                            | ${dut2s_vxlan} | ${${dut2_vhost2}}
+| | Then Send and receive ICMPv4 bidirectionally
+| | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2}
+| | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes}
+| | ... | AND | Show vpp trace dump on all DUTs
+| | ... | AND | Run keyword | Qemu Teardown | ${dut1_node}
+| | ...                                     | ${${qemu1}} | ${qemu1}
+| | ... | AND | Run keyword | Qemu Teardown | ${dut2_node}
+| | ...                                     | ${${qemu2}} | ${qemu2}
+| | ... | AND | Check VPP PID in Teardown
+
+| TC08:DUT1 and DUT2 with two L2BDs and VXLANoIPv6 tunnel switch ICMPv6 between TG links and VM links
+| | [Documentation]
+| | ... | [Top] TG-DUT1-VM-DUT1-DUT2-VM-DUT2-TG.
+| | ... | [Enc] Eth-IPv6-VXLAN-Eth-IPv6-ICMPv6 on DUT1-DUT2; Eth-IPv4-ICMPv4
+| | ... | on TG-DUTn and DUTn=VM.
+| | ... | [Cfg] On both DUTs configure two L2BDs (MAC learning enabled); first
+| | ... | L2BD with untagged interface to TG and vhost-user interface to local
+| | ... | VM, second one with vhost-user interface to local VM and VXLAN
+| | ... | interface towards the other DUT. Configure linux bridge on both VMs
+| | ... | to pass traffic between both vhost-user interfaces.
+| | ... | [Ver] Make TG send ICMPv6 Echo Req between two of its interfaces to
+| | ... | be switched by DUT1 and DUT2; verify packets are switched between
+| | ... | these TG interfaces.
+| | ... | [Ref] RFC7348.
+| | [Tags] | VPP_VM_ENV
+| | Given Path for 3-node testing is set
+| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']}
+| | And Interfaces in 3-node path are up
+| | When VPP Vhost interfaces for L2BD forwarding are setup | ${dut1_node}
+| | ...                                                     | ${sock1}
+| | ...                                                     | ${sock2}
+| | ...                                                     | ${dut1_vhost1}
+| | ...                                                     | ${dut1_vhost2}
+| | And VPP Vhost interfaces for L2BD forwarding are setup | ${dut2_node}
+| | ...                                                    | ${sock1}
+| | ...                                                    | ${sock2}
+| | ...                                                    | ${dut2_vhost1}
+| | ...                                                    | ${dut2_vhost2}
+| | And VM for Vhost L2BD forwarding is setup | ${dut1_node} | ${sock1}
+| | ...                                       | ${sock2} | ${qemu1}
+| | And VM for Vhost L2BD forwarding is setup | ${dut2_node} | ${sock1}
+| | ...                                       | ${sock2} | ${qemu2}
+| | And Set Interface Address | ${dut1_node} | ${dut1_to_dut2} | ${ip6_addr1}
+| | ...                       | ${ip6_prefix}
+| | And Set Interface Address | ${dut2_node} | ${dut2_to_dut1} | ${ip6_addr2}
+| | ...                       | ${ip6_prefix}
+| | And VPP IP Probe | ${dut1_node} | ${dut1_to_dut2} | ${ip4_addr2}
+| | And VPP IP Probe | ${dut2_node} | ${dut2_to_dut1} | ${ip4_addr1}
+| | ${dut1s_vxlan}= | And Create VXLAN interface | ${dut1_node} | ${vni_1}
+| |                 | ...                        | ${ip6_addr1} | ${ip6_addr2}
+| | ${dut2s_vxlan}= | And Create VXLAN interface | ${dut2_node} | ${vni_1}
+| |                 | ...                        | ${ip6_addr2} | ${ip6_addr1}
+| | And Interfaces are added to BD | ${dut1_node} | ${bd_id1}
+| | ...                            | ${dut1_to_tg} | ${${dut1_vhost1}}
+| | And Interfaces are added to BD | ${dut1_node} | ${bd_id2}
+| | ...                            | ${dut1s_vxlan} | ${${dut1_vhost2}}
+| | And Interfaces are added to BD | ${dut2_node} | ${bd_id1}
+| | ...                            | ${dut2_to_tg} | ${${dut2_vhost1}}
+| | And Interfaces are added to BD | ${dut2_node} | ${bd_id2}
+| | ...                            | ${dut2s_vxlan} | ${${dut2_vhost2}}
+| | Then Send and receive ICMPv6 bidirectionally
+| | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2}
+| | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes}
+| | ... | AND | Show vpp trace dump on all DUTs
+| | ... | AND | Run keyword | Qemu Teardown | ${dut1_node}
+| | ...                                     | ${${qemu1}} | ${qemu1}
+| | ... | AND | Run keyword | Qemu Teardown | ${dut2_node}
+| | ...                                     | ${${qemu2}} | ${qemu2}
+| | ... | AND | Check VPP PID in Teardown