from resources.libraries.python.ssh import SSH
from resources.libraries.python.IPUtil import convert_ipv4_netmask_prefix
+from resources.libraries.python.DUTSetup import DUTSetup
from resources.libraries.python.ssh import exec_cmd_no_error
from resources.libraries.python.topology import NodeType, Topology
from resources.libraries.python.VatExecutor import VatExecutor, VatTerminal
for ifc in node['interfaces']:
InterfaceUtil.set_interface_ethernet_mtu(node, ifc, 1500)
+ @staticmethod
+ def vpp_set_interface_mtu(node, interface, mtu=9200):
+ """Set Ethernet MTU on interface.
+
+ :param node: VPP node.
+ :param interface: Interface to setup MTU. Default: 9200.
+ :param mtu: Ethernet MTU size in Bytes.
+ :type node: dict
+ :type interface: str or int
+ :type mtu: int
+ """
+ if isinstance(interface, basestring):
+ sw_if_index = Topology.get_interface_sw_index(node, interface)
+ else:
+ sw_if_index = interface
+
+ if sw_if_index:
+ with VatTerminal(node, json_param=False) as vat:
+ vat.vat_terminal_exec_cmd_from_template(
+ "hw_interface_set_mtu.vat", sw_if_index=sw_if_index,
+ mtu=mtu)
+
+ @staticmethod
+ def vpp_set_interfaces_mtu_on_node(node, mtu=9200):
+ """Set Ethernet MTU on all interfaces.
+
+ :param node: VPP node.
+ :param mtu: Ethernet MTU size in Bytes. Default: 9200.
+ :type node: dict
+ :type mtu: int
+ """
+ for interface in node['interfaces']:
+ InterfaceUtil.vpp_set_interface_mtu(node, interface, mtu)
+
+ @staticmethod
+ def vpp_set_interfaces_mtu_on_all_duts(nodes, mtu=9200):
+ """Set Ethernet MTU on all interfaces on all DUTs.
+
+ :param nodes: VPP nodes.
+ :param mtu: Ethernet MTU size in Bytes. Default: 9200.
+ :type nodes: dict
+ :type mtu: int
+ """
+ for node in nodes.values():
+ if node['type'] == NodeType.DUT:
+ InterfaceUtil.vpp_set_interfaces_mtu_on_node(node, mtu)
+
@staticmethod
def vpp_node_interfaces_ready_wait(node, timeout=10):
"""Wait until all interfaces with admin-up are in link-up state.
:type node: dict
:type pci_addr: str
:type driver: str
- :returns: None.
:raises RuntimeError: If unbinding from the current driver fails.
:raises RuntimeError: If binding to the new driver fails.
"""
:type pci_addr: str
:returns: Interface driver or None if not found.
:rtype: str
- :raises RuntimeError: If it is not possible to get the interface driver
- information from the node.
-
- .. note::
- # lspci -vmmks 0000:00:05.0
- Slot: 00:05.0
- Class: Ethernet controller
- Vendor: Red Hat, Inc
- Device: Virtio network device
- SVendor: Red Hat, Inc
- SDevice: Device 0001
- PhySlot: 5
- Driver: virtio-pci
+ :raises RuntimeError: If PCI rescan or lspci command execution failed.
"""
- ssh = SSH()
- ssh.connect(node)
-
- for i in range(3):
- logger.trace('Try {}: Get interface driver'.format(i))
- cmd = 'sh -c "echo 1 > /sys/bus/pci/rescan"'
- (ret_code, _, _) = ssh.exec_command_sudo(cmd)
- if int(ret_code) != 0:
- raise RuntimeError("'{0}' failed on '{1}'"
- .format(cmd, node['host']))
-
- cmd = 'lspci -vmmks {0}'.format(pci_addr)
- (ret_code, stdout, _) = ssh.exec_command(cmd)
- if int(ret_code) != 0:
- raise RuntimeError("'{0}' failed on '{1}'"
- .format(cmd, node['host']))
-
- for line in stdout.splitlines():
- if len(line) == 0:
- continue
- try:
- (name, value) = line.split("\t", 1)
- except ValueError:
- if name != "Driver:":
- pass
- else:
- return None
- if name == 'Driver:':
- return value if value else None
- else:
- raise RuntimeError('Get interface driver for: {0}'
- .format(pci_addr))
+ return DUTSetup.get_pci_dev_driver(node, pci_addr)
@staticmethod
def tg_set_interfaces_udev_rules(node):
raise RuntimeError('Create loopback failed on node "{}"'
.format(node['host']))
+ @staticmethod
+ def vpp_create_bond_interface(node, mode, load_balance=None, mac=None):
+ """Create bond interface on VPP node.
+
+ :param node: DUT node from topology.
+ :param mode: Link bonding mode.
+ :param load_balance: Load balance (optional, valid for xor and lacp
+ modes, otherwise ignored).
+ :param mac: MAC address to assign to the bond interface (optional).
+ :type node: dict
+ :type mode: str
+ :type load_balance: str
+ :type mac: str
+ :returns: Interface key (name) in topology.
+ :rtype: str
+ :raises RuntimeError: If it is not possible to create bond interface on
+ the node.
+ """
+ hw_addr = '' if mac is None else 'hw-addr {mac}'.format(mac=mac)
+ lb = '' if load_balance is None \
+ else 'lb {lb}'.format(lb=load_balance)
+
+ output = VatExecutor.cmd_from_template(
+ node, 'create_bond_interface.vat', mode=mode, lb=lb, mac=hw_addr)
+
+ if output[0].get('retval') == 0:
+ sw_if_idx = output[0].get('sw_if_index')
+ InterfaceUtil.add_bond_eth_interface(node, sw_if_idx=sw_if_idx)
+ if_key = Topology.get_interface_by_sw_index(node, sw_if_idx)
+ return if_key
+ else:
+ raise RuntimeError('Create bond interface failed on node "{n}"'
+ .format(n=node['host']))
+
+ @staticmethod
+ def add_bond_eth_interface(node, ifc_name=None, sw_if_idx=None):
+ """Add BondEthernet interface to current topology.
+
+ :param node: DUT node from topology.
+ :param ifc_name: Name of the BondEthernet interface.
+ :param sw_if_idx: SW interface index.
+ :type node: dict
+ :type ifc_name: str
+ :type sw_if_idx: int
+ """
+ if_key = Topology.add_new_port(node, 'eth_bond')
+
+ vat_executor = VatExecutor()
+ vat_executor.execute_script_json_out("dump_interfaces.vat", node)
+ interface_dump_json = vat_executor.get_script_stdout()
+
+ if ifc_name and sw_if_idx is None:
+ sw_if_idx = VatJsonUtil.get_interface_sw_index_from_json(
+ interface_dump_json, ifc_name)
+ Topology.update_interface_sw_if_index(node, if_key, sw_if_idx)
+ if sw_if_idx and ifc_name is None:
+ ifc_name = InterfaceUtil.vpp_get_interface_name(node, sw_if_idx)
+ Topology.update_interface_name(node, if_key, ifc_name)
+ ifc_mac = VatJsonUtil.get_interface_mac_from_json(
+ interface_dump_json, sw_if_idx)
+ Topology.update_interface_mac_address(node, if_key, ifc_mac)
+
+ @staticmethod
+ def vpp_enslave_physical_interface(node, interface, bond_interface):
+ """Enslave physical interface to bond interface on VPP node.
+
+ :param node: DUT node from topology.
+ :param interface: Physical interface key from topology file.
+ :param bond_interface: Load balance
+ :type node: dict
+ :type interface: str
+ :type bond_interface: str
+ :raises RuntimeError: If it is not possible to enslave physical
+ interface to bond interface on the node.
+ """
+ ifc = Topology.get_interface_sw_index(node, interface)
+ bond_ifc = Topology.get_interface_sw_index(node, bond_interface)
+
+ output = VatExecutor.cmd_from_template(
+ node, 'enslave_physical_interface.vat', p_int=ifc, b_int=bond_ifc)
+
+ retval = output[0].get('retval', None)
+ if retval is None or int(retval) != 0:
+ raise RuntimeError('Enslave physical interface {ifc} to bond '
+ 'interface {bond} failed on node "{n}"'
+ .format(ifc=interface, bond=bond_interface,
+ n=node['host']))
+
+ @staticmethod
+ def vpp_show_bond_data_on_node(node, details=False):
+ """Show (detailed) bond information on VPP node.
+
+ :param node: DUT node from topology.
+ :param details: If detailed information is required or not.
+ :type node: dict
+ :type details: bool
+ """
+ cmd = 'exec show bond details' if details else 'exec show bond'
+ with VatTerminal(node, json_param=False) as vat:
+ vat.vat_terminal_exec_cmd(cmd)
+
+ @staticmethod
+ def vpp_show_bond_data_on_all_nodes(nodes, details=False):
+ """Show (detailed) bond information on all VPP nodes in DICT__nodes.
+
+ :param nodes: Nodes in the topology.
+ :param details: If detailed information is required or not.
+ :type nodes: dict
+ :type details: bool
+ """
+ for node_data in nodes.values():
+ if node_data['type'] == NodeType.DUT:
+ InterfaceUtil.vpp_show_bond_data_on_node(node_data, details)
+
@staticmethod
def vpp_enable_input_acl_interface(node, interface, ip_version,
table_index):