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
)
@staticmethod
- def set_interface_ethernet_mtu(node, iface_key, mtu):
- """Set Ethernet MTU for specified interface.
+ def set_interface_mtu(node, pf_pcis, mtu=9200):
+ """Set Ethernet MTU for specified interfaces.
- Function can be used only for TGs.
-
- :param node: Node where the interface is.
- :param iface_key: Interface key from topology file.
- :param mtu: MTU to set.
- :type node: dict
- :type iface_key: str
+ :param node: Topology node.
+ :param pf_pcis: List of node's interfaces PCI addresses.
+ :param mtu: MTU to set. Default: 9200.
+ :type nodes: dict
+ :type pf_pcis: list
:type mtu: int
- :returns: Nothing.
- :raises ValueError: If the node type is "DUT".
- :raises ValueError: If the node has an unknown node type.
+ :raises RuntimeError: If failed to set MTU on interface.
"""
- if node[u"type"] == NodeType.DUT:
- msg = f"Node {node[u'host']}: Setting Ethernet MTU for interface " \
- f"on DUT nodes not supported"
- elif node[u"type"] != NodeType.TG:
- msg = f"Node {node[u'host']} has unknown NodeType: {node[u'type']}"
- else:
- iface_name = Topology.get_interface_name(node, iface_key)
- cmd = f"ip link set {iface_name} mtu {mtu}"
+ for pf_pci in pf_pcis:
+ pf_eth = InterfaceUtil.pci_to_eth(node, pf_pci)
+ cmd = f"ip link set {pf_eth} mtu {mtu}"
exec_cmd_no_error(node, cmd, sudo=True)
- return
- raise ValueError(msg)
@staticmethod
- def set_default_ethernet_mtu_on_all_interfaces_on_node(node):
- """Set default Ethernet MTU on all interfaces on node.
+ def set_interface_flow_control(node, pf_pcis, rx=u"off", tx=u"off"):
+ """Set Ethernet flow control for specified interfaces.
- Function can be used only for TGs.
+ :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}!")
- :param node: Node where to set default MTU.
- :type node: dict
- :returns: Nothing.
+
+ @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 ifc in node[u"interfaces"]:
- InterfaceUtil.set_interface_ethernet_mtu(node, ifc, 1500)
+ 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):
cmd = f"{ns_str} ip link set dev {interface} {spoof_str}"
exec_cmd_no_error(node, cmd, sudo=True)
+ @staticmethod
+ def set_linux_interface_state(
+ node, interface, namespace=None, state=u"up"):
+ """Set operational state for interface in linux.
+
+ :param node: Node where to execute command.
+ :param interface: Interface in namespace.
+ :param namespace: Execute command in namespace. Optional
+ :param state: Up/Down.
+ :type node: dict
+ :type interface: str
+ :type namespace: str
+ :type state: str
+ """
+ ns_str = f"ip netns exec {namespace}" if namespace else u""
+
+ cmd = f"{ns_str} ip link set dev {interface} {state}"
+ exec_cmd_no_error(node, cmd, sudo=True)
+
@staticmethod
def init_avf_interface(node, ifc_key, numvfs=1, osi_layer=u"L2"):
"""Init PCI device by creating VIFs and bind them to vfio-pci for AVF
pf_mac_addr = Topology.get_interface_mac(node, ifc_key).split(":")
uio_driver = Topology.get_uio_driver(node)
kernel_driver = Topology.get_interface_driver(node, ifc_key)
- if kernel_driver not in (u"i40e", u"i40evf"):
+ if kernel_driver not in (u"ice", u"iavf", u"i40e", u"i40evf"):
raise RuntimeError(
- f"AVF needs i40e-compatible driver, not {kernel_driver} "
+ f"AVF needs ice or i40e compatible driver, not {kernel_driver}"
f"at node {node[u'host']} ifc {ifc_key}"
)
current_driver = DUTSetup.get_pci_dev_driver(
InterfaceUtil.set_linux_interface_mac(
node, pf_dev, vf_mac_addr, vf_id=vf_id
)
+ InterfaceUtil.set_linux_interface_state(
+ node, pf_dev, state=u"up"
+ )
DUTSetup.pci_vf_driver_unbind(node, pf_pci_addr, vf_id)
DUTSetup.pci_vf_driver_bind(node, pf_pci_addr, vf_id, uio_driver)