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-rw-r--r--resources/libraries/python/InterfaceUtil.py43
-rw-r--r--resources/libraries/robot/shared/interfaces.robot13
2 files changed, 52 insertions, 4 deletions
diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py
index 5bb6264676..bfc0ba7a08 100644
--- a/resources/libraries/python/InterfaceUtil.py
+++ b/resources/libraries/python/InterfaceUtil.py
@@ -25,7 +25,7 @@ from resources.libraries.python.IPAddress import IPAddress
from resources.libraries.python.L2Util import L2Util
from resources.libraries.python.PapiExecutor import PapiSocketExecutor
from resources.libraries.python.parsers.JsonParser import JsonParser
-from resources.libraries.python.ssh import SSH, exec_cmd_no_error
+from resources.libraries.python.ssh import SSH, exec_cmd, exec_cmd_no_error
from resources.libraries.python.topology import NodeType, Topology
from resources.libraries.python.VPPUtil import VPPUtil
@@ -229,7 +229,7 @@ class InterfaceUtil:
@staticmethod
def set_interface_mtu(node, pf_pcis, mtu=9200):
- """Set Ethernet MTU for specified interface.
+ """Set Ethernet MTU for specified interfaces.
:param node: Topology node.
:param pf_pcis: List of node's interfaces PCI addresses.
@@ -237,6 +237,7 @@ class InterfaceUtil:
:type nodes: dict
:type pf_pcis: list
:type mtu: int
+ :raises RuntimeError: If failed to set MTU on interface.
"""
for pf_pci in pf_pcis:
pf_eth = InterfaceUtil.pci_to_eth(node, pf_pci)
@@ -244,6 +245,44 @@ class InterfaceUtil:
exec_cmd_no_error(node, cmd, sudo=True)
@staticmethod
+ def set_interface_flow_control(node, pf_pcis, rx=u"off", tx=u"off"):
+ """Set Ethernet flow control for specified interfaces.
+
+ :param node: Topology node.
+ :param pf_pcis: List of node's interfaces PCI addresses.
+ :param rx: RX flow. Default: off.
+ :param tx: TX flow. Default: off.
+ :type nodes: dict
+ :type pf_pcis: list
+ :type rx: str
+ :type tx: str
+ """
+ for pf_pci in pf_pcis:
+ pf_eth = InterfaceUtil.pci_to_eth(node, pf_pci)
+ cmd = f"ethtool -A {pf_eth} rx off tx off"
+ ret_code, _, _ = exec_cmd(node, cmd, sudo=True)
+ if int(ret_code) not in (0, 78):
+ raise RuntimeError("Failed to set MTU on {pf_eth}!")
+
+
+ @staticmethod
+ def set_pci_parameter(node, pf_pcis, key, value):
+ """Set PCI parameter for specified interfaces.
+
+ :param node: Topology node.
+ :param pf_pcis: List of node's interfaces PCI addresses.
+ :param key: Key to set.
+ :param value: Value to set.
+ :type nodes: dict
+ :type pf_pcis: list
+ :type key: str
+ :type value: str
+ """
+ for pf_pci in pf_pcis:
+ cmd = f"setpci -s {pf_pci} {key}={value}"
+ exec_cmd_no_error(node, cmd, sudo=True)
+
+ @staticmethod
def vpp_set_interface_mtu(node, interface, mtu=9200):
"""Set Ethernet MTU on interface.
diff --git a/resources/libraries/robot/shared/interfaces.robot b/resources/libraries/robot/shared/interfaces.robot
index 195ba10472..7d27ac563c 100644
--- a/resources/libraries/robot/shared/interfaces.robot
+++ b/resources/libraries/robot/shared/interfaces.robot
@@ -145,9 +145,14 @@
| Pre-initialize layer rdma-core on all DUTs
| | [Documentation]
-| | ... | Pre-initialize rdma-core driver. Currently no operation.
+| | ... | Pre-initialize rdma-core driver.
| |
-| | No operation
+| | FOR | ${dut} | IN | @{duts}
+| | | Set Interface Flow Control
+| | | ... | ${nodes['${dut}']} | ${${dut}_pf_pci} | rx="off" | tx="off"
+| | | Set PCI Parameter
+| | | ... | ${nodes['${dut}']} | ${${dut}_pf_pci} | key="68.w" | value="3BCD"
+| | END
| Pre-initialize layer mlx5_core on all DUTs
| | [Documentation]
@@ -158,6 +163,10 @@
| | | ... | Set Interface MTU | ${nodes['${dut}']} | ${${dut}_pf_pci} | mtu=9200
| | | ... | ELSE
| | | ... | Set Interface MTU | ${nodes['${dut}']} | ${${dut}_pf_pci} | mtu=1500
+| | | Set Interface Flow Control
+| | | ... | ${nodes['${dut}']} | ${${dut}_pf_pci} | rx="off" | tx="off"
+| | | Set PCI Parameter
+| | | ... | ${nodes['${dut}']} | ${${dut}_pf_pci} | key="68.w" | value="3BCD"
| | END
| Initialize layer driver