+ node, super_interface, path, new_sub_interface_structure)
+
+ @staticmethod
+ def get_sub_interface_oper_data(node, super_interface, identifier):
+ """Retrieves sub-interface operational data using Honeycomb API.
+
+ :param node: Honeycomb node.
+ :param super_interface: Super interface.
+ :param identifier: The ID of sub-interface.
+ :type node: dict
+ :type super_interface: str
+ :type identifier: int
+ :returns: Sub-interface operational data.
+ :rtype: dict
+ :raises HoneycombError: If there is no sub-interface with the given ID.
+ """
+
+ if_data = InterfaceKeywords.get_interface_oper_data(node,
+ super_interface)
+ for sub_if in if_data["vpp-vlan:sub-interfaces"]["sub-interface"]:
+ if str(sub_if["identifier"]) == str(identifier):
+ return sub_if
+
+ raise HoneycombError("The interface {0} does not have sub-interface "
+ "with ID {1}".format(super_interface, identifier))
+
+ @staticmethod
+ def remove_all_sub_interfaces(node, super_interface):
+ """Remove all sub-interfaces from the given interface.
+
+ :param node: Honeycomb node.
+ :param super_interface: Super interface.
+ :type node: dict
+ :type super_interface: str
+ :returns: Content of response.
+ :rtype: bytearray
+ """
+
+ path = ("interfaces",
+ ("interface", "name", super_interface),
+ "vpp-vlan:sub-interfaces")
+
+ return InterfaceKeywords._set_interface_properties(
+ node, super_interface, path, {})
+
+ @staticmethod
+ def set_sub_interface_state(node, super_interface, identifier, state):
+ """Set the administrative state of sub-interface.
+
+ :param node: Honeycomb node.
+ :param super_interface: Super interface.
+ :param identifier: The ID of sub-interface.
+ :param state: Required sub-interface state - up or down.
+ :type node: dict
+ :type super_interface: str
+ :type identifier: int
+ :type state: str
+ :returns: Content of response.
+ :rtype: bytearray
+ """
+
+ intf_state = {"up": "true",
+ "down": "false"}
+
+ path = ("interfaces",
+ ("interface", "name", super_interface),
+ "vpp-vlan:sub-interfaces",
+ ("sub-interface", "identifier", int(identifier)),
+ "enabled")
+
+ return InterfaceKeywords._set_interface_properties(
+ node, super_interface, path, intf_state[state])
+
+ @staticmethod
+ def add_bridge_domain_to_sub_interface(node, super_interface, identifier,
+ config):
+ """Add a sub-interface to a bridge domain and set its parameters.
+
+ :param node: Honeycomb node.
+ :param super_interface: Super interface.
+ :param identifier: The ID of sub-interface.
+ :param config: Bridge domain configuration.
+ :type node: dict
+ :type super_interface: str
+ :type identifier: int
+ :type config: dict
+ :returns: Content of response.
+ :rtype: bytearray
+ """
+
+ path = ("interfaces",
+ ("interface", "name", super_interface),
+ "vpp-vlan:sub-interfaces",
+ ("sub-interface", "identifier", int(identifier)),
+ "l2")
+
+ return InterfaceKeywords._set_interface_properties(
+ node, super_interface, path, config)
+
+ @staticmethod
+ def get_bd_data_from_sub_interface(node, super_interface, identifier):
+ """Get the operational data about the bridge domain from sub-interface.
+
+ :param node: Honeycomb node.
+ :param super_interface: Super interface.
+ :param identifier: The ID of sub-interface.
+ :type node: dict
+ :type super_interface: str
+ :type identifier: int
+ :returns: Operational data about the bridge domain.
+ :rtype: dict
+ :raises HoneycombError: If there is no sub-interface with the given ID.
+ """
+
+ try:
+ bd_data = InterfaceKeywords.get_sub_interface_oper_data(
+ node, super_interface, identifier)["l2"]
+ return bd_data
+ except KeyError:
+ raise HoneycombError("The operational data does not contain "
+ "information about a bridge domain.")
+
+ @staticmethod
+ def configure_tag_rewrite(node, super_interface, identifier, config):
+ """Add / change / disable vlan tag rewrite on a sub-interface.
+
+ :param node: Honeycomb node.
+ :param super_interface: Super interface.
+ :param identifier: The ID of sub-interface.
+ :param config: Rewrite tag configuration.
+ :type node: dict
+ :type super_interface: str
+ :type identifier: int
+ :type config: dict
+ :returns: Content of response.
+ :rtype: bytearray
+ """
+
+ path = ("interfaces",
+ ("interface", "name", super_interface),
+ "vpp-vlan:sub-interfaces",
+ ("sub-interface", "identifier", int(identifier)),
+ "l2",
+ "rewrite")
+
+ return InterfaceKeywords._set_interface_properties(
+ node, super_interface, path, config)
+
+ @staticmethod
+ def get_tag_rewrite_oper_data(node, super_interface, identifier):
+ """Get the operational data about tag rewrite.
+
+ :param node: Honeycomb node.
+ :param super_interface: Super interface.
+ :param identifier: The ID of sub-interface.
+ :type node: dict
+ :type super_interface: str
+ :type identifier: int
+ :returns: Operational data about tag rewrite.
+ :rtype: dict
+ :raises HoneycombError: If there is no sub-interface with the given ID.
+ """
+
+ try:
+ tag_rewrite = InterfaceKeywords.get_sub_interface_oper_data(
+ node, super_interface, identifier)["l2"]["rewrite"]
+ return tag_rewrite
+ except KeyError:
+ raise HoneycombError("The operational data does not contain "
+ "information about the tag-rewrite.")
+
+ @staticmethod
+ def add_ip_address_to_sub_interface(node, super_interface, identifier,
+ ip_addr, network, ip_version):
+ """Add an ipv4 address to the specified sub-interface, with the provided
+ netmask or network prefix length. Any existing ipv4 addresses on the
+ sub-interface will be replaced.
+
+ :param node: Honeycomb node.
+ :param super_interface: Super interface.
+ :param identifier: The ID of sub-interface.
+ :param ip_addr: IPv4 address to be set.
+ :param network: Network mask or network prefix length.
+ :param ip_version: ipv4 or ipv6
+ :type node: dict
+ :type super_interface: str
+ :type identifier: int
+ :type ip_addr: str
+ :type network: str or int
+ :type ip_version: string
+ :returns: Content of response.
+ :rtype: bytearray
+ :raises HoneycombError: If the provided netmask or prefix is not valid.
+ """
+
+ path = ("interfaces",
+ ("interface", "name", super_interface),
+ "vpp-vlan:sub-interfaces",
+ ("sub-interface", "identifier", int(identifier)),
+ ip_version.lower())
+
+ if isinstance(network, basestring) and ip_version.lower() == "ipv4":
+ address = {"address": [{"ip": ip_addr, "netmask": network}, ]}
+
+ elif isinstance(network, int) and 0 < network < 33:
+ address = {"address": [{"ip": ip_addr, "prefix-length": network}, ]}
+
+ else:
+ raise HoneycombError("{0} is not a valid netmask or prefix length."
+ .format(network))
+
+ return InterfaceKeywords._set_interface_properties(
+ node, super_interface, path, address)
+
+ @staticmethod
+ def remove_all_ip_addresses_from_sub_interface(node, super_interface,
+ identifier, ip_version):
+ """Remove all ipv4 addresses from the specified sub-interface.
+
+ :param node: Honeycomb node.
+ :param super_interface: Super interface.
+ :param identifier: The ID of sub-interface.
+ :param ip_version: ipv4 or ipv6
+ :type node: dict
+ :type super_interface: str
+ :type identifier: int
+ :type ip_version: string
+ :returns: Content of response.
+ :rtype: bytearray
+ """
+
+ path = ("interfaces",
+ ("interface", "name", super_interface),
+ "vpp-vlan:sub-interfaces",
+ ("sub-interface", "identifier", int(identifier)),
+ str(ip_version), "address")
+
+ return InterfaceKeywords._set_interface_properties(
+ node, super_interface, path, None)
+
+ @staticmethod
+ def compare_data_structures(data, ref, _path=''):
+ """Checks if data obtained from UUT is as expected. If it is not,
+ proceeds down the list/dictionary tree and finds the point of mismatch.
+
+ :param data: Data to be checked.
+ :param ref: Referential data used for comparison.
+ :param _path: Used in recursive calls, stores the path taken down
+ the JSON tree.
+ :type data: dict
+ :type ref: dict
+ :type _path: str
+
+ :raises HoneycombError: If the data structures do not match in some way,
+ or if they are not in deserialized JSON format.
+ """
+
+ if data == ref:
+ return True
+
+ elif isinstance(data, dict) and isinstance(ref, dict):
+ for key in ref:
+ if key not in data:
+ raise HoneycombError(
+ "Key {key} is not present in path {path}. Keys in path:"
+ "{data_keys}".format(
+ key=key,
+ path=_path,
+ data_keys=data.keys()))
+
+ if data[key] != ref[key]:
+ if isinstance(data[key], list) \
+ or isinstance(data[key], dict):
+ InterfaceKeywords.compare_data_structures(
+ data[key], ref[key],
+ _path + '[{0}]'.format(key))
+ else:
+ raise HoneycombError(
+ "Data mismatch, key {key} in path {path} has value"
+ " {data}, but should be {ref}".format(
+ key=key,
+ path=_path,
+ data=data[key],
+ ref=ref[key]))
+
+ elif isinstance(data, list) and isinstance(ref, list):
+ for item in ref:
+ if item not in data:
+ if isinstance(item, dict):
+ InterfaceKeywords.compare_data_structures(
+ data[0], item,
+ _path + '[{0}]'.format(ref.index(item)))
+ else:
+ raise HoneycombError(
+ "Data mismatch, list item {index} in path {path}"
+ " has value {data}, but should be {ref}".format(
+ index=ref.index(item),
+ path=_path,
+ data=data[0],
+ ref=item))
+
+ else:
+ raise HoneycombError(
+ "Unexpected data type {data_type} in path {path}, reference"
+ " type is {ref_type}. Must be list or dictionary.".format(
+ data_type=type(data),
+ ref_type=type(ref),
+ path=_path))