X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2Fhoneycomb%2FHcAPIKwACL.py;h=1042adc8722af1dcde98fdd0c3663b6f85107c1d;hp=c11e3251943e92faee77a589b53db043e1ac98cc;hb=233683de57527f477bf7e8d042a5f3d1f08c7744;hpb=99519a54811a70b4ff2579baf46294507a8adfcb diff --git a/resources/libraries/python/honeycomb/HcAPIKwACL.py b/resources/libraries/python/honeycomb/HcAPIKwACL.py index c11e325194..1042adc872 100644 --- a/resources/libraries/python/honeycomb/HcAPIKwACL.py +++ b/resources/libraries/python/honeycomb/HcAPIKwACL.py @@ -14,6 +14,7 @@ """This module implements keywords to manipulate ACL data structures using Honeycomb REST API.""" +from resources.libraries.python.topology import Topology from resources.libraries.python.HTTPRequest import HTTPCodes from resources.libraries.python.honeycomb.HoneycombSetup import HoneycombError from resources.libraries.python.honeycomb.HoneycombUtil \ @@ -262,3 +263,154 @@ class ACLKeywords(object): return resp["classify-session"][0] except (KeyError, TypeError): return {} + + @staticmethod + def create_ietf_classify_chain(node, list_name, layer, data): + """Create classify chain using the ietf-acl node. + + :param node: Honeycomb node. + :param list_name: Name for the classify list. + :param layer: Network layer to classify on. + :param data: Dictionary of settings to send to Honeycomb. + :type node: dict + :type list_name: str + :type layer: string + :type data: dict + + :return: Content of response. + :rtype: bytearray + :raises HoneycombError: If the operation fails. + """ + if layer.lower() == "l2": + suffix = "eth" + elif layer.lower() in ("l3_ip4", "l3_ip6", "l4"): + raise NotImplementedError + else: + raise ValueError("Unexpected value of layer argument {0}." + "Valid options are: L2, L3_IP4, L3_IP6, L4." + .format(layer)) + + path = "/acl/ietf-access-control-list:{0}-acl/{1}".format( + suffix, list_name) + + status_code, resp = HcUtil.put_honeycomb_data( + node, "config_ietf_classify_chain", data, path) + + if status_code != HTTPCodes.OK: + raise HoneycombError( + "Could not create classify chain." + "Status code: {0}.".format(status_code)) + + return resp + + @staticmethod + def set_ietf_interface_acl(node, interface, layer, direction, list_name, + default_action): + """Assign an interface to an ietf-acl classify chain. + + :param node: Honeycomb node. + :param interface: Name of an interface on the node. + :param layer: Network layer to classify packets on. + Valid options are: L2, L3, L4. Mixed ACL not supported yet. + :param direction: Classify incoming or outgiong packets. + Valid options are: ingress, egress + :param list_name: Name of an ietf-acl classify chain. + :param default_action: Default classifier action: permit or deny. + :type node: dict + :type interface: str or int + :type layer: str + :type direction: str + :type list_name: str + :type default_action: str + + :return: Content of response. + :rtype: bytearray + :raises HoneycombError: If the operation fails. + """ + + interface = Topology.convert_interface_reference( + node, interface, "name") + + interface = interface.replace("/", "%2F") + + if direction not in ("ingress", "egress"): + raise ValueError("Unknown traffic direction {0}. " + "Valid options are: ingress, egress." + .format(direction)) + + path = "/interface/{0}/ietf-acl/{1}/access-lists".format( + interface, direction) + + data = { + "access-lists": { + "acl": [{ + "type": None, + "name": list_name + }], + "default-action": default_action, + "mode": None + } + } + + acl_type = "ietf-access-control-list:{suffix}-acl" + + if layer.lower() == "l2": + data["access-lists"]["mode"] = "l2" + data["access-lists"]["acl"][0]["type"] = \ + acl_type.format(suffix="eth") + + elif layer.lower() in ("l3_ip4", "l3_ip6", "L4"): + raise NotImplementedError + else: + raise ValueError("Unknown network layer {0}. " + "Valid options are: " + "L2, L3_IP4, L3_IP6, L4.".format(layer)) + + status_code, resp = HcUtil.put_honeycomb_data( + node, "config_vpp_interfaces", data, path) + + if status_code != HTTPCodes.OK: + raise HoneycombError( + "Could not configure ACL on interface. " + "Status code: {0}.".format(status_code)) + + return resp + + @staticmethod + def delete_ietf_interface_acls(node, interface): + """Remove all ietf-acl assignments from an interface. + + :param node: Honeycomb node. + :param interface: Name of an interface on the node. + :type node: dict + :type interface: str or int""" + + interface = Topology.convert_interface_reference( + node, interface, "name") + + interface = interface.replace("/", "%2F") + + path = "/interface/{0}/ietf-acl/".format(interface) + status_code, _ = HcUtil.delete_honeycomb_data( + node, "config_vpp_interfaces", path) + + if status_code != HTTPCodes.OK: + raise HoneycombError( + "Could not remove ACL assignment from interface. " + "Status code: {0}.".format(status_code)) + + @staticmethod + def delete_ietf_classify_chains(node): + """Remove all classify chains from the ietf-acl node. + + :param node: Honeycomb node. + :type node: dict + """ + + status_code, _ = HcUtil.delete_honeycomb_data( + node, "config_ietf_classify_chain") + + if status_code != HTTPCodes.OK: + raise HoneycombError( + "Could not remove ietf-acl chain. " + "Status code: {0}.".format(status_code))