CSIT-610 HC Test: add test cases for unnumbered interface

 - add interface and sub-interface tests with unnumbered config
 - modify interface IPv4 address assignment to handle custom interfaces
 and sub-interfaces
 - pylint and style fixes

Change-Id: Ic39df1655b4d44f0025a2acef9f7f968929aeff5
Signed-off-by: selias <samelias@cisco.com>

1 files changed, 232 insertions, 0 deletions

diff --git a/resources/libraries/python/honeycomb/ProxyARP.py b/resources/libraries/python/honeycomb/ProxyARP.py
new file mode 100644
index 0000000000..9696bf4238
--- /dev/null
+++ b/resources/libraries/python/honeycomb/ProxyARP.py
@@ -0,0 +1,232 @@
+# Copyright (c) 2017 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""This module implements keywords to configure proxyARP using Honeycomb
+REST API."""
+
+from resources.libraries.python.HTTPRequest import HTTPCodes
+from resources.libraries.python.honeycomb.HoneycombSetup import HoneycombError
+from resources.libraries.python.honeycomb.HoneycombUtil \
+    import HoneycombUtil as HcUtil
+from resources.libraries.python.honeycomb.HoneycombUtil \
+    import DataRepresentation
+from resources.libraries.python.topology import Topology
+
+
+class ProxyARPKeywords(object):
+    """Implementation of keywords which make it possible to:
+    - configure proxyARP behaviour
+    - enable/disable proxyARP on individual interfaces
+    """
+
+    def __init__(self):
+        """Initializer."""
+        pass
+
+    @staticmethod
+    def configure_proxyarp(node, data):
+        """Configure the proxyARP feature and check the return code.
+
+        :param node: Honeycomb node.
+        :param data: Configuration to use.
+        :type node: dict
+        :type data: dict
+        :returns: Content of response.
+        :rtype: bytearray
+        :raises HoneycombError: If the status code in response to PUT is not
+        200 = OK or 201 = ACCEPTED.
+        """
+
+        data = {
+            "proxy-ranges": {
+                "proxy-range": [
+                    data,
+                ]
+            }
+        }
+
+        status_code, resp = HcUtil.\
+            put_honeycomb_data(node, "config_proxyarp_ranges", data,
+                               data_representation=DataRepresentation.JSON)
+
+        if status_code not in (HTTPCodes.OK, HTTPCodes.ACCEPTED):
+            raise HoneycombError(
+                "proxyARP configuration unsuccessful. "
+                "Status code: {0}.".format(status_code))
+        else:
+            return resp
+
+    @staticmethod
+    def remove_proxyarp_configuration(node):
+        """Delete the proxyARP node, removing all of its configuration.
+
+        :param node: Honeycomb node.
+        :type node: dict
+        :returns: Content of response.
+        :rtype: bytearray
+        :raises HoneycombError: If the status code in response is not 200 = OK.
+        """
+
+        status_code, resp = HcUtil. \
+            delete_honeycomb_data(node, "config_proxyarp_ranges")
+
+        if status_code != HTTPCodes.OK:
+            raise HoneycombError(
+                "proxyARP removal unsuccessful. "
+                "Status code: {0}.".format(status_code))
+        else:
+            return resp
+
+    @staticmethod
+    def get_proxyarp_operational_data(node):
+        """Retrieve proxyARP properties from Honeycomb operational data.
+        Note: The proxyARP feature has no operational data available.
+
+        :param node: Honeycomb node.
+        :type node: dict
+        :returns: proxyARP operational data.
+        :rtype: bytearray
+        """
+
+        raise NotImplementedError("Not supported in VPP.")
+
+    @staticmethod
+    def set_proxyarp_interface_config(node, interface, state):
+        """Enable or disable the proxyARP feature on the specified interface.
+
+        :param node: Honeycomb node.
+        :param interface: Name or sw_if_index of an interface on the node.
+        :param state: Desired proxyARP state: enable, disable.
+        :type node: dict
+        :type interface: str
+        :type state: str
+        :raises ValueError: If the state argument is incorrect.
+        :raises HoneycombError: If the status code in response is not
+        200 = OK or 201 = ACCEPTED.
+        """
+
+        interface = Topology.convert_interface_reference(
+            node, interface, "name")
+        interface = interface.replace("/", "%2F")
+
+        path = "/interface/{0}/proxy-arp".format(interface)
+
+        if state == "disable":
+            status_code, _ = HcUtil.delete_honeycomb_data(
+                node, "config_vpp_interfaces", path)
+        elif state == "enable":
+            data = {"proxy-arp": {}}
+            status_code, _ = HcUtil.put_honeycomb_data(
+                node, "config_vpp_interfaces", data, path)
+        else:
+            raise ValueError("State argument has to be enable or disable.")
+
+        if status_code not in (HTTPCodes.OK, HTTPCodes.ACCEPTED):
+            raise HoneycombError(
+                "Interface proxyARP configuration on node {0} was not"
+                " successful.".format(node["host"]))
+
+    @staticmethod
+    def get_proxyarp_interface_assignment(node, interface):
+        """Read the status of proxyARP feature on the specified interface.
+        Note: The proxyARP feature has no operational data available.
+
+        :param node: Honeycomb node.
+        :param interface: Name or sw_if_index of an interface on the node.
+        :type node: dict
+        :type interface: str
+        :returns: Content of response.
+        :rtype: bytearray
+        """
+
+        raise NotImplementedError("Not supported in VPP.")
+
+
+class IPv6NDProxyKeywords(object):
+    """Keywords for IPv6 Neighbor Discovery proxy configuration."""
+
+    def __init__(self):
+        pass
+
+    @staticmethod
+    def configure_ipv6nd(node, interface, addresses=None):
+        """Configure IPv6 Neighbor Discovery proxy on the specified interface,
+        or remove/replace an existing configuration.
+
+        :param node: Honeycomb node.
+        :param interface: Name of an interface on the node.
+        :param addresses: IPv6 addresses to configure ND proxy with. If no
+        address is provided, ND proxy configuration will be removed.
+        :type node: dict
+        :type interface: str
+        :type addresses: list
+        :returns: Content of response.
+        :rtype: bytearray
+        :raises HoneycombError: If the operation fails.
+        """
+
+        interface = Topology.convert_interface_reference(
+            node, interface, "name")
+        interface = interface.replace("/", "%2F")
+
+        path = "/interface/{0}/ietf-ip:ipv6/nd-proxies".format(interface)
+
+        if addresses is None:
+            status_code, resp = HcUtil. \
+                delete_honeycomb_data(node, "config_vpp_interfaces", path)
+        else:
+            data = {
+                "nd-proxies": {
+                    "nd-proxy": [{"address": x} for x in addresses]
+                }
+            }
+
+            status_code, resp = HcUtil. \
+                put_honeycomb_data(node, "config_vpp_interfaces", data, path,
+                                   data_representation=DataRepresentation.JSON)
+
+        if status_code not in (HTTPCodes.OK, HTTPCodes.ACCEPTED):
+            raise HoneycombError(
+                "IPv6 ND proxy configuration unsuccessful. "
+                "Status code: {0}.".format(status_code))
+        else:
+            return resp
+
+    @staticmethod
+    def get_ipv6nd_configuration(node, interface):
+        """Read IPv6 Neighbor Discovery proxy configuration on the specified
+        interface.
+
+        :param node: Honeycomb node.
+        :param interface: Name of an interface on the node.
+        :type node: dict
+        :type interface: str
+        :returns: Content of response.
+        :rtype: bytearray
+        :raises HoneycombError: If the configuration could not be read.
+        """
+
+        interface = Topology.convert_interface_reference(
+            node, interface, "name")
+        interface = interface.replace("/", "%2F")
+
+        path = "/interface/{0}/ietf-ip:ipv6/nd-proxies".format(interface)
+
+        status_code, resp = HcUtil.get_honeycomb_data(
+            node, "config_vpp_interfaces", path)
+        if status_code != HTTPCodes.OK:
+            raise HoneycombError(
+                "Could not read IPv6 ND proxy configuration. "
+                "Status code: {0}.".format(status_code))
+        else:
+            return resp