CSIT-312 VPP vhost-user - VPP vhost-user driver, virtio in VM

- Add libraries and keywords to control Qemu VM and VMapp

Change-Id: Iaaedfe240afe394f507ccaf0cf7a77c8b863acd3
Signed-off-by: pmikus <pmikus@cisco.com>

2 files changed, 132 insertions, 0 deletions

diff --git a/resources/libraries/robot/performance.robot b/resources/libraries/robot/performance.robot
index 62b175668d..4e12ded56d 100644
--- a/resources/libraries/robot/performance.robot
+++ b/resources/libraries/robot/performance.robot
@@ -14,7 +14,9 @@
 *** Settings ***
 | Library | resources.libraries.python.topology.Topology
 | Library | resources.libraries.python.NodePath
+| Library | resources.libraries.python.DpdkUtil
 | Library | resources.libraries.python.InterfaceUtil
+| Library | resources.libraries.python.VhostUser
 | Library | resources.libraries.python.TrafficGenerator
 | Library | resources.libraries.python.TrafficGenerator.TGDropRateSearchImpl
 | Resource | resources/libraries/robot/default.robot
@@ -24,6 +26,7 @@
 | Resource | resources/libraries/robot/l2_xconnect.robot
 | Resource | resources/libraries/robot/ipv4.robot
 | Resource | resources/libraries/robot/ipv6.robot
+| Resource | resources/libraries/robot/qemu.robot
 | Documentation | Performance suite keywords
 
 *** Keywords ***
@@ -142,9 +145,11 @@
 | | ... | _NOTE:_ This KW sets following suite variables:
 | | ... | - glob_loss_acceptance - Loss acceptance treshold
 | | ... | - glob_loss_acceptance_type - Loss acceptance treshold type
+| | ... | - glob_vm_image - Guest VM disk image
 | | ...
 | | Set Suite Variable | ${glob_loss_acceptance} | 0.5
 | | Set Suite Variable | ${glob_loss_acceptance_type} | percentage
+| | Set Suite Variable | ${glob_vm_image} | /var/lib/vm/csit-nested-1.3.img
 
 | 2-node circular Topology Variables Setup
 | | [Documentation]
@@ -935,3 +940,123 @@
 | | ${dut2_if2_pci}= | Get Interface PCI Addr | ${dut2} | ${dut2_if2}
 | | Add PCI device | ${dut1} | ${dut1_if1_pci} | ${dut1_if2_pci}
 | | Add PCI device | ${dut2} | ${dut2_if1_pci} | ${dut2_if2_pci}
+
+| Guest VM with dpdk-testpmd connected via vhost-user is setup
+| | [Documentation]
+| | ... | Start QEMU guest with two vhost-user interfaces and interconnecting
+| | ... | DPDK testpmd. Qemu Guest is using 3 cores pinned to physical cores 5,
+| | ... | 6, 7 and 2048M. Testpmd is using 3 cores (1 main core and 2 cores
+| | ... | dedicated to io) socket-mem=1024, mem-channel=4, txq/rxq=2048,
+| | ... | burst=64, disable-hw-vlan, total-num-mbufs, driver
+| | ... | usr/lib/librte_pmd_virtio.so.
+| | ...
+| | ... | *Arguments:*
+| | ... | - dut_node - DUT node to start guest VM on. Type: dictionary
+| | ... | - sock1 - Socket path for first Vhost-User interface. Type: string
+| | ... | - sock2 - Socket path for second Vhost-User interface. Type: string
+| | ... | - vm_name - QemuUtil instance name. Type: string
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Guest VM with dpdk-testpmd connected via vhost-user is setup \
+| | ... | \| ${nodes['DUT1']} \| /tmp/sock1 \| /tmp/sock2 \| DUT1_VM \|
+| | [Arguments] | ${dut_node} | ${sock1} | ${sock2} | ${vm_name}
+| | Import Library | resources.libraries.python.QemuUtils
+| | ...            | WITH NAME | ${vm_name}
+| | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock1}
+| | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock2}
+| | Run keyword | ${vm_name}.Qemu Set Node | ${dut_node}
+| | Run keyword | ${vm_name}.Qemu Set Smp | 3 | 3 | 1 | 1
+| | Run keyword | ${vm_name}.Qemu Set Mem Size | 2048
+| | Run keyword | ${vm_name}.Qemu Set Huge Allocate
+| | Run keyword | ${vm_name}.Qemu Set Disk Image | ${glob_vm_image}
+| | ${vm}= | Run keyword | ${vm_name}.Qemu Start
+| | Run keyword | ${vm_name}.Qemu Set Affinity | 5 | 6 | 7
+| | Dpdk Testpmd Start | ${vm} | eal_coremask=0x7
+| | ...                | eal_mem_channels=4
+| | ...                | eal_socket_mem=1024
+| | ...                | pmd_fwd_mode=io
+| | ...                | pmd_disable_hw_vlan=${True}
+| | Return From Keyword | ${vm}
+
+| Guest VM with Linux Bridge connected via vhost-user is setup
+| | [Documentation]
+| | ... | Start QEMU guest with two vhost-user interfaces and interconnecting
+| | ... | linux bridge. Qemu Guest is using 3 cores pinned to physical cores 5,
+| | ... | 6, 7 and 2048M.
+| | ...
+| | ... | *Arguments:*
+| | ... | - dut_node - DUT node to start guest VM on. Type: dictionary
+| | ... | - sock1 - Socket path for first Vhost-User interface. Type: string
+| | ... | - sock2 - Socket path for second Vhost-User interface. Type: string
+| | ... | - vm_name - QemuUtil instance name. Type: string
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Guest VM with Linux Bridge connected via vhost-user is setup \
+| | ... | \| ${nodes['DUT1']} \| /tmp/sock1 \| /tmp/sock2 \| DUT1_VM \|
+| | [Arguments] | ${dut_node} | ${sock1} | ${sock2} | ${vm_name}
+| | Import Library | resources.libraries.python.QemuUtils
+| | ...            | WITH NAME | ${vm_name}
+| | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock1}
+| | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock2}
+| | Run keyword | ${vm_name}.Qemu Set Node | ${dut_node}
+| | Run keyword | ${vm_name}.Qemu Set Smp | 3 | 3 | 1 | 1
+| | Run keyword | ${vm_name}.Qemu Set Mem Size | 2048
+| | Run keyword | ${vm_name}.Qemu Set Huge Allocate
+| | Run keyword | ${vm_name}.Qemu Set Disk Image | ${glob_vm_image}
+| | ${vm}= | Run keyword | ${vm_name}.Qemu Start
+| | Run keyword | ${vm_name}.Qemu Set Affinity | 5 | 6 | 7
+| | ${br}= | Set Variable | br0
+| | ${vhost1}= | Get Vhost User If Name By Sock | ${vm} | ${sock1}
+| | ${vhost2}= | Get Vhost User If Name By Sock | ${vm} | ${sock2}
+| | Linux Add Bridge | ${vm} | ${br} | ${vhost1} | ${vhost2}
+| | 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
+| | Return From Keyword | ${vm}
+
+| Guest VM with dpdk-testpmd Teardown
+| | [Documentation]
+| | ... | Stop all qemu processes with dpdk-testpmd running on ${dut_node}.
+| | ... | Argument is dictionary of all qemu nodes running with its names.
+| | ... | Dpdk-testpmd is stopped gracefully with printing stats.
+| | ... |
+| | ... | *Arguments:*
+| | ... | - dut_node - Node where to clean qemu. Type: dictionary
+| | ... | - dut_vm_refs - VM references on node. Type: dictionary
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Guest VM with dpdk-testpmd Teardown \| ${node['DUT1']} \
+| | ... | \| ${dut_vm_refs} \|
+| | ...
+| | [Arguments] | ${dut_node} | ${dut_vm_refs}
+| | :FOR | ${vm_name} | IN | @{dut_vm_refs}
+| | | ${vm}= | Get From Dictionary | ${dut_vm_refs} | ${vm_name}
+| | | Dpdk Testpmd Stop | ${vm}
+| | | Run Keyword | ${vm_name}.Qemu Set Node | ${dut_node}
+| | | Run Keyword | ${vm_name}.Qemu Kill
+| | | Run Keyword | ${vm_name}.Qemu Clear Socks
+
+| Guest VM Teardown
+| | [Documentation]
+| | ... | Stop all qemu processes running on ${dut_node}.
+| | ... | Argument is dictionary of all qemu nodes running with its names.
+| | ... |
+| | ... | *Arguments:*
+| | ... | - dut_node - Node where to clean qemu. Type: dictionary
+| | ... | - dut_vm_refs - VM references on node. Type: dictionary
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Guest VM Teardown \| ${node['DUT1']} \
+| | ... | \| ${dut_vm_refs} \|
+| | ...
+| | [Arguments] | ${dut_node} | ${dut_vm_refs}
+| | :FOR | ${vm_name} | IN | @{dut_vm_refs}
+| | | ${vm}= | Get From Dictionary | ${dut_vm_refs} | ${vm_name}
+| | | Run Keyword | ${vm_name}.Qemu Set Node | ${dut_node}
+| | | Run Keyword | ${vm_name}.Qemu Kill
+| | | Run Keyword | ${vm_name}.Qemu Clear Socks
+
diff --git a/resources/libraries/robot/qemu.robot b/resources/libraries/robot/qemu.robot
index a5dd0e6066..a9cf0101a5 100644
--- a/resources/libraries/robot/qemu.robot
+++ b/resources/libraries/robot/qemu.robot
@@ -70,3 +70,10 @@
 | | ... | ELSE | Qemu Quit
 | | Qemu Clear Socks
 | | Run Keyword If | ${vm} is not None | Disconnect | ${vm}
+
+| Kill Qemu on all DUTs
+| | [Documentation] | Kill QEMU processes on all DUTs.
+| | ${duts}= | Get Matches | ${nodes} | DUT*
+| | :FOR | ${dut} | IN | @{duts}
+| | | Qemu Set Node | ${nodes['${dut}']}
+| | | Qemu Kill