cmd = 'ip link set {} {}'.format(interface, state)
exec_cmd_no_error(node, cmd, sudo=True)
else:
- raise Exception('Unknown NodeType: "{}"'.format(node['type']))
+ raise Exception('Node {} has unknown NodeType: "{}"'.
+ format(node['host'], node['type']))
+
+ @staticmethod
+ def set_interface_ethernet_mtu(node, interface, mtu):
+ """Set Ethernet MTU for specified interface.
+
+ Function can be used only for TGs.
+
+ :param node: node where the interface is
+ :param interface: interface name
+ :param mtu: MTU to set
+ :type node: dict
+ :type interface: str
+ :type mtu: int
+ :return: nothing
+ """
+ if node['type'] == NodeType.DUT:
+ ValueError('Node {}: Setting Ethernet MTU for interface '
+ 'on DUT nodes not supported', node['host'])
+ elif node['type'] == NodeType.TG:
+ cmd = 'ip link set {} mtu {}'.format(interface, mtu)
+ exec_cmd_no_error(node, cmd, sudo=True)
+ else:
+ raise ValueError('Node {} has unknown NodeType: "{}"'.
+ format(node['host'], node['type']))
+
+ @staticmethod
+ def set_default_ethernet_mtu_on_all_interfaces_on_node(node):
+ """Set default Ethernet MTU on all interfaces on node.
+
+ Function can be used only for TGs.
+
+ :param node: node where to set default MTU
+ :type node: dict
+ :return: nothing
+ """
+ for ifc in node['interfaces'].values():
+ InterfaceUtil.set_interface_ethernet_mtu(node, ifc['name'], 1500)
@staticmethod
def vpp_node_interfaces_ready_wait(node, timeout=10):
:raises: RuntimeError if the timeout period value has elapsed.
"""
if_ready = False
- vat = VatTerminal(node)
- not_ready = []
- start = time()
- while if_ready != True:
- out = vat.vat_terminal_exec_cmd('sw_interface_dump')
- if time() - start > timeout:
+ with VatTerminal(node) as vat:
+ not_ready = []
+ start = time()
+ while not if_ready:
+ out = vat.vat_terminal_exec_cmd('sw_interface_dump')
+ if time() - start > timeout:
+ for interface in out:
+ if interface.get('admin_up_down') == 1:
+ if interface.get('link_up_down') != 1:
+ logger.debug('{0} link-down'.format(
+ interface.get('interface_name')))
+ raise RuntimeError('timeout, not up {0}'.format(not_ready))
+ not_ready = []
for interface in out:
if interface.get('admin_up_down') == 1:
if interface.get('link_up_down') != 1:
- logger.debug('{0} link-down'.format(
- interface.get('interface_name')))
- raise RuntimeError('timeout, not up {0}'.format(not_ready))
- not_ready = []
- for interface in out:
- if interface.get('admin_up_down') == 1:
- if interface.get('link_up_down') != 1:
- not_ready.append(interface.get('interface_name'))
- if not not_ready:
- if_ready = True
- else:
- logger.debug('Interfaces still in link-down state: {0}, ' \
- 'waiting...'.format(not_ready))
- sleep(1)
- vat.vat_terminal_close()
+ not_ready.append(interface.get('interface_name'))
+ if not not_ready:
+ if_ready = True
+ else:
+ logger.debug('Interfaces still in link-down state: {0}, '
+ 'waiting...'.format(not_ready))
+ sleep(1)
@staticmethod
def vpp_nodes_interfaces_ready_wait(nodes, timeout=10):
:param nodes: List of nodes to wait on.
:param timeout: Seconds to wait per node for all interfaces to come up.
- :type node: list
+ :type nodes: list
:type timeout: int
:raises: RuntimeError if the timeout period value has elapsed.
"""
:param nodes: Nodes in the topology.
:param timeout: Seconds to wait per node for all interfaces to come up.
- :type node: dict
+ :type nodes: dict
:type timeout: int
:raises: RuntimeError if the timeout period value has elapsed.
"""