:raises: RuntimeError if the timeout period value has elapsed.
"""
if_ready = False
- 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 = []
+ not_ready = []
+ start = time()
+ while not if_ready:
+ out = InterfaceUtil.vpp_get_interface_data(node)
+ if time() - start > timeout:
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)
+ 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)
@staticmethod
def vpp_nodes_interfaces_ready_wait(nodes, timeout=10):
for node in nodes.values():
if node['type'] == NodeType.DUT:
InterfaceUtil.vpp_node_interfaces_ready_wait(node, timeout)
+
+ @staticmethod
+ def vpp_get_interface_data(node, interface=None):
+ """Get all interface data from a VPP node. If a name or
+ sw_interface_index is provided, return only data for the matching
+ interface.
+ :param node: VPP node to get interface data from.
+ :param interface: Numeric index or name string of a specific interface.
+ :type node: dict
+ :type interface: int or str
+ :return: List of dictionaries containing data for each interface, or a
+ single dictionary for the specified interface.
+ :rtype: list or dict
+ """
+ with VatTerminal(node) as vat:
+ response = vat.vat_terminal_exec_cmd_from_template(
+ "interface_dump.vat")
+
+ data = response[0]
+
+ if interface is not None:
+ if isinstance(interface, basestring):
+ sw_if_index = Topology.get_interface_sw_index(node, interface)
+ else:
+ sw_if_index = interface
+
+ for data_if in data:
+ if data_if["sw_if_index"] == sw_if_index:
+
+ return data_if
+
+ return data