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-rw-r--r--resources/libraries/python/InterfaceUtil.py24
-rw-r--r--resources/libraries/robot/l2/l2_bridge_domain.robot8
-rw-r--r--resources/libraries/robot/l2/l2_xconnect.robot6
-rw-r--r--resources/libraries/robot/overlay/srv6.robot8
-rw-r--r--resources/libraries/robot/performance/performance_vars.robot13
-rw-r--r--resources/libraries/robot/shared/interfaces.robot34
6 files changed, 38 insertions, 55 deletions
diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py
index 24a65e86a9..7e645d1f5f 100644
--- a/resources/libraries/python/InterfaceUtil.py
+++ b/resources/libraries/python/InterfaceUtil.py
@@ -347,32 +347,28 @@ class InterfaceUtil:
exec_cmd_no_error(node, cmd, sudo=True)
@staticmethod
- def vpp_set_interface_mtu(node, interface, mtu=9200):
- """Set Ethernet MTU on interface.
+ def vpp_set_interface_mtu(node, interface, mtu):
+ """Apply new MTU value to a VPP hardware interface.
+
+ The interface should be down when this is called.
:param node: VPP node.
- :param interface: Interface to setup MTU. Default: 9200.
+ :param interface: Interface to set MTU on.
:param mtu: Ethernet MTU size in Bytes.
:type node: dict
:type interface: str or int
:type mtu: int
+ :raises AsserionError: If VPP refused to change the MTU or set if state.
"""
if isinstance(interface, str):
sw_if_index = Topology.get_interface_sw_index(node, interface)
else:
sw_if_index = interface
-
cmd = u"hw_interface_set_mtu"
err_msg = f"Failed to set interface MTU on host {node[u'host']}"
- args = dict(
- sw_if_index=sw_if_index,
- mtu=int(mtu)
- )
- try:
- with PapiSocketExecutor(node) as papi_exec:
- papi_exec.add(cmd, **args).get_reply(err_msg)
- except AssertionError as err:
- logger.debug(f"Setting MTU failed.\n{err}")
+ args = dict(sw_if_index=sw_if_index, mtu=int(mtu))
+ with PapiSocketExecutor(node) as papi_exec:
+ papi_exec.add(cmd, **args).get_reply(err_msg)
@staticmethod
def vpp_node_interfaces_ready_wait(node, retries=15):
@@ -1994,7 +1990,7 @@ class InterfaceUtil:
thread_data = VPPUtil.vpp_show_threads(node)
worker_cnt = len(thread_data) - 1
if not worker_cnt:
- return None
+ return
worker_ids = list()
if workers:
for item in thread_data:
diff --git a/resources/libraries/robot/l2/l2_bridge_domain.robot b/resources/libraries/robot/l2/l2_bridge_domain.robot
index dbf26d3f84..00044e1253 100644
--- a/resources/libraries/robot/l2/l2_bridge_domain.robot
+++ b/resources/libraries/robot/l2/l2_bridge_domain.robot
@@ -1,5 +1,5 @@
-# Copyright (c) 2022 Cisco and/or its affiliates.
-# Copyright (c) 2022 PANTHEON.tech and/or its affiliates.
+# Copyright (c) 2023 Cisco and/or its affiliates.
+# Copyright (c) 2023 PANTHEON.tech 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:
@@ -491,8 +491,6 @@
| | Set interfaces in path up
| | ${dut1_eth_bond_if1}= | VPP Create Bond Interface
| | ... | ${dut1} | ${bond_mode} | ${lb_mode}
-| | Set Interface State | ${dut1} | ${dut1_eth_bond_if1} | up
-| | VPP Set interface MTU | ${dut1} | ${dut1_eth_bond_if1}
| | FOR | ${pf} | IN RANGE | 1 | ${nic_pfs} + 1
| | | ${_even}= | Evaluate | ${pf} % 2
| | | Run Keyword If | not ${even}
@@ -501,8 +499,6 @@
| | END
| | ${dut2_eth_bond_if1}= | VPP Create Bond Interface
| | ... | ${dut2} | ${bond_mode} | ${lb_mode}
-| | Set Interface State | ${dut2} | ${dut2_eth_bond_if1} | up
-| | VPP Set interface MTU | ${dut2} | ${dut2_eth_bond_if1}
| | FOR | ${pf} | IN RANGE | 1 | ${nic_pfs} + 1
| | | ${_even}= | Evaluate | ${pf} % 2
| | | Run Keyword If | ${even}
diff --git a/resources/libraries/robot/l2/l2_xconnect.robot b/resources/libraries/robot/l2/l2_xconnect.robot
index 1d4d40db3d..b782602827 100644
--- a/resources/libraries/robot/l2/l2_xconnect.robot
+++ b/resources/libraries/robot/l2/l2_xconnect.robot
@@ -1,4 +1,4 @@
-# Copyright (c) 2022 Cisco and/or its affiliates.
+# Copyright (c) 2023 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:
@@ -243,8 +243,6 @@
| | Set interfaces in path up
| | ${dut1_eth_bond_if1}= | VPP Create Bond Interface
| | ... | ${dut1} | ${bond_mode} | ${lb_mode}
-| | Set Interface State | ${dut1} | ${dut1_eth_bond_if1} | up
-| | VPP Set interface MTU | ${dut1} | ${dut1_eth_bond_if1}
| | FOR | ${pf} | IN RANGE | 1 | ${nic_pfs} + 1
| | | ${_even}= | Evaluate | ${pf} % 2
| | | Run Keyword If | not ${even}
@@ -253,8 +251,6 @@
| | END
| | ${dut2_eth_bond_if1}= | VPP Create Bond Interface
| | ... | ${dut2} | ${bond_mode} | ${lb_mode}
-| | Set Interface State | ${dut2} | ${dut2_eth_bond_if1} | up
-| | VPP Set interface MTU | ${dut2} | ${dut2_eth_bond_if1}
| | FOR | ${pf} | IN RANGE | 1 | ${nic_pfs} + 1
| | | ${_even}= | Evaluate | ${pf} % 2
| | | Run Keyword If | ${even}
diff --git a/resources/libraries/robot/overlay/srv6.robot b/resources/libraries/robot/overlay/srv6.robot
index 6ce7f74712..83ec8949a4 100644
--- a/resources/libraries/robot/overlay/srv6.robot
+++ b/resources/libraries/robot/overlay/srv6.robot
@@ -1,4 +1,4 @@
-# Copyright (c) 2022 Cisco and/or its affiliates.
+# Copyright (c) 2023 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:
@@ -367,16 +367,10 @@
| | Set up memif interfaces on DUT node | ${dut1} | ${sock1} | ${sock1}
| | ... | ${1} | dut1-memif-1-if1 | dut1-memif-1-if2 | ${rxq_count_int}
| | ... | ${rxq_count_int}
-| | VPP Set interface MTU | ${dut1} | ${dut1-memif-1-if1}
-| | VPP Set interface MTU | ${dut1} | ${dut1-memif-1-if2}
| | Run Keyword If | ${dut2_status}
| | ... | Set up memif interfaces on DUT node | ${dut2} | ${sock2} | ${sock2}
| | ... | ${1} | dut2-memif-1-if1 | dut2-memif-1-if2 | ${rxq_count_int}
| | ... | ${rxq_count_int}
-| | Run Keyword If | ${dut2_status}
-| | ... | VPP Set interface MTU | ${dut2} | ${dut2-memif-1-if1}
-| | Run Keyword If | ${dut2_status}
-| | ... | VPP Set interface MTU | ${dut2} | ${dut2-memif-1-if2}
| | FOR | ${dut} | IN | @{duts}
| | | Show Memif | ${nodes['${dut}']}
| | END
diff --git a/resources/libraries/robot/performance/performance_vars.robot b/resources/libraries/robot/performance/performance_vars.robot
index 0721634f71..a0fa277e4c 100644
--- a/resources/libraries/robot/performance/performance_vars.robot
+++ b/resources/libraries/robot/performance/performance_vars.robot
@@ -1,4 +1,4 @@
-# Copyright (c) 2022 Cisco and/or its affiliates.
+# Copyright (c) 2023 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:
@@ -404,6 +404,8 @@
| | ... | *Test variables set:*
| | ... | - jumbo - Jumbo boolean, true if jumbo packet support has to be
| | ... | enabled. Type: boolean
+| | ... | - recommended_mtu - Resonable value (with space for encap overhead)
+| | ... | according to jumbo. Type: int
| |
| | ... | *Example:*
| |
@@ -413,11 +415,14 @@
| | Set Numeric Frame Sizes
| | ${jumbo} = | Evaluate | ${max_frame_size} >= 1522
| | Set Test Variable | \${jumbo}
+| | ${recommended_mtu} = | Set Variable If | ${jumbo} | ${9200} | ${1800}
+| | Set Test Variable | \${recommended_mtu}
| Set Max Rate And Jumbo
| | [Documentation]
-| | ... | This keyword computes maximal unidirectional transmit rate
-| | ... | and jumbo boolean (some suites need that for configuration decisions).
+| | ... | This keyword computes maximal unidirectional transmit rate,
+| | ... | jumbo boolean (some suites need that for configuration decisions),
+| | ... | and recommended MTU value (depends on jumbo).
| | ... | To streamline suite autogeneration, both input and output values
| | ... | are communicated as test (or broader scope) variables,
| | ... | instead of explicit arguments and return values.
@@ -447,6 +452,8 @@
| | ... | Type: float
| | ... | - jumbo - Jumbo boolean, true if jumbo packet support has to be
| | ... | enabled. Type: boolean
+| | ... | - recommended_mtu - Resonable value (with space for encap overhead)
+| | ... | according to jumbo. Type: int
| | ... | - max_frame_size - Maximal frame size including overhead. Type: float
| | ... | - avg_directional_frame_size - Average frame size including overhead
| | ... | for the more loaded direction. Type: float
diff --git a/resources/libraries/robot/shared/interfaces.robot b/resources/libraries/robot/shared/interfaces.robot
index 6279dd0bd2..a905373401 100644
--- a/resources/libraries/robot/shared/interfaces.robot
+++ b/resources/libraries/robot/shared/interfaces.robot
@@ -22,7 +22,7 @@
| Set single interfaces in path up
| | [Documentation]
| | ... | *Set UP state on single physical VPP interfaces in path on all DUT
-| | ... | nodes and set maximal MTU.*
+| | ... | nodes.*
| |
| | ... | *Arguments:*
| | ... | - pf - NIC physical function (physical port).
@@ -41,8 +41,7 @@
| Set interfaces in path up
| | [Documentation]
-| | ... | *Set UP state on VPP interfaces in path on all DUT nodes and set
-| | ... | maximal MTU.*
+| | ... | *Set UP state on VPP interfaces in path on all DUT nodes.*
| |
| | ... | *Arguments:*
| | ... | - validate - Validate interfaces are up.
@@ -58,8 +57,7 @@
| Set interfaces in path up on node
| | [Documentation]
-| | ... | *Set UP state on VPP interfaces in path on specified DUT node and
-| | ... | set maximal MTU.*
+| | ... | *Set UP state on VPP interfaces in path on specified DUT node.*
| |
| | ... | *Arguments:*
| | ... | - dut - DUT node on which to set the interfaces up.
@@ -77,8 +75,7 @@
| Set interfaces in path up on node on PF
| | [Documentation]
-| | ... | *Set UP state on VPP interfaces in path on specified DUT node and
-| | ... | set maximal MTU.*
+| | ... | *Set UP state on VPP interfaces in path on specified DUT node.*
| |
| | ... | *Arguments:*
| | ... | - dut - DUT node on which to set the interfaces up.
@@ -97,7 +94,6 @@
| | ${_id}= | Set Variable If | '${_chains}' == 'PASS' | _1 | ${EMPTY}
| | FOR | ${if} | IN | @{${dut}_${int}${pf}${_id}}
| | | Set Interface State | ${nodes['${dut}']} | ${if} | up
-| | | VPP Set Interface MTU | ${nodes['${dut}']} | ${if}
| | END
| Pre-initialize layer driver
@@ -181,10 +177,8 @@
| | ... | Pre-initialize rdma-core driver.
| |
| | FOR | ${dut} | IN | @{duts}
-| | | Run Keyword If | ${jumbo}
-| | | ... | Set Interface MTU | ${nodes['${dut}']} | ${${dut}_pf_pci} | mtu=9200
-| | | ... | ELSE
-| | | ... | Set Interface MTU | ${nodes['${dut}']} | ${${dut}_pf_pci} | mtu=1518
+| | | Set Interface MTU | ${nodes['${dut}']} | ${${dut}_pf_pci}
+| | | ... | mtu=${recommended_mtu}
| | | Set Interface Flow Control
| | | ... | ${nodes['${dut}']} | ${${dut}_pf_pci} | rxf="off" | txf="off"
| | END
@@ -194,10 +188,6 @@
| | ... | Pre-initialize mlx5_core driver.
| |
| | FOR | ${dut} | IN | @{duts}
-| | | Run Keyword If | ${jumbo}
-| | | ... | Set Interface MTU | ${nodes['${dut}']} | ${${dut}_pf_pci} | mtu=9200
-| | | ... | ELSE
-| | | ... | Set Interface MTU | ${nodes['${dut}']} | ${${dut}_pf_pci} | mtu=1518
| | | Set Interface Flow Control
| | | ... | ${nodes['${dut}']} | ${${dut}_pf_pci} | rxf="off" | txf="off"
| | END
@@ -357,7 +347,7 @@
| Initialize layer vfio-pci on node
| | [Documentation]
| | ... | Initialize vfio-pci interfaces on DUT on NIC PF.
-| | ... | Currently no operation.
+| | ... | Currently just set MTU to the recommended value.
| |
| | ... | *Arguments:*
| | ... | - dut - DUT node. Type: string
@@ -369,7 +359,9 @@
| |
| | [Arguments] | ${dut} | ${pf}
| |
-| | No operation
+| | Set Interface State | ${nodes['${dut}']} | ${${dut}_pf${pf}}[0] | down
+| | VPP Set Interface MTU
+| | ... | ${nodes['${dut}']} | ${${dut}_pf${pf}}[0] | mtu=${recommended_mtu}
| Initialize layer avf on node
| | [Documentation]
@@ -457,7 +449,7 @@
| Initialize layer mlx5_core on node
| | [Documentation]
| | ... | Initialize mlx5_core interfaces on DUT on NIC PF.
-| | ... | Currently no operation.
+| | ... | Currently just set MTU to the recommended value.
| |
| | ... | *Arguments:*
| | ... | - dut - DUT node. Type: string
@@ -469,7 +461,9 @@
| |
| | [Arguments] | ${dut} | ${pf}
| |
-| | No operation
+| | Set Interface State | ${nodes['${dut}']} | ${${dut}_pf${pf}}[0] | down
+| | VPP Set Interface MTU
+| | ... | ${nodes['${dut}']} | ${${dut}_pf${pf}}[0] | mtu=${recommended_mtu}
| Initialize layer interface
| | [Documentation]