X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FL2Util.py;h=5903d03549a6cd8c8c7773f0fa9c971701ec5937;hp=0d34ce3e41adfab0028d9a5365ea8231d9d633bf;hb=c478afc5aec0161cc66e837c1ab919542b68ebbc;hpb=476ea70ea42ccd6f0486fa799058d47647bc0942 diff --git a/resources/libraries/python/L2Util.py b/resources/libraries/python/L2Util.py index 0d34ce3e41..5903d03549 100644 --- a/resources/libraries/python/L2Util.py +++ b/resources/libraries/python/L2Util.py @@ -14,10 +14,12 @@ """L2 Utilities Library.""" from robot.api.deco import keyword + from resources.libraries.python.topology import Topology from resources.libraries.python.VatExecutor import VatExecutor, VatTerminal from resources.libraries.python.ssh import exec_cmd_no_error + class L2Util(object): """Utilities for l2 configuration""" @@ -51,13 +53,13 @@ class L2Util(object): forward {forward} learn {learn} arp-term {arp_term}" VAT command on the node. - :param node: node where we wish to crate the l2 bridge domain - :param bd_id: bridge domain index number - :param flood: enable flooding - :param uu_flood: enable uu_flood - :param forward: enable forwarding - :param learn: enable mac address learning to fib - :param arp_term: enable arp_termination + :param node: Node where we wish to crate the l2 bridge domain. + :param bd_id: Bridge domain index number. + :param flood: Enable flooding. + :param uu_flood: Enable uu_flood. + :param forward: Enable forwarding. + :param learn: Enable mac address learning to fib. + :param arp_term: Enable arp_termination. :type node: dict :type bd_id: int :type flood: bool @@ -77,10 +79,10 @@ class L2Util(object): Get SW IF ID and add it to the bridge domain. - :param node: node where we want to execute the command that does this - :param interface: interface name - :param bd_id: bridge domain index number to add Interface name to - :param shg: split horizon group + :param node: Node where we want to execute the command that does this. + :param interface: Interface name. + :param bd_id: Bridge domain index number to add Interface name to. + :param shg: Split horizon group. :type node: dict :type interface: str :type bd_id: int @@ -96,10 +98,10 @@ class L2Util(object): Execute the "sw_interface_set_l2_bridge sw_if_index {sw_if_index} bd_id {bd_id} shg {shg} enable" VAT command on the given node. - :param node: node where we want to execute the command that does this - :param sw_if_index: interface index - :param bd_id: bridge domain index number to add SW IF ID to - :param shg: split horizon group + :param node: Node where we want to execute the command that does this. + :param sw_if_index: Interface index. + :param bd_id: Bridge domain index number to add SW IF ID to. + :param shg: Split horizon group. :type node: dict :type sw_if_index: int :type bd_id: int @@ -116,18 +118,20 @@ class L2Util(object): def create_bridge_domain_vat_dict(node, link_names, bd_id): """Create dictionary that can be used in l2 bridge domain template. - :param node: node data dictionary - :param link_names: list of names of links the bridge domain should be - connecting - :param bd_id: bridge domain index number - :type node: dict - :type link_names: list - :return: dictionary used to generate l2 bridge domain VAT configuration - from template file The resulting dictionary looks like this: 'interface1': interface name of first interface 'interface2': interface name of second interface 'bd_id': bridge domain index + + :param node: Node data dictionary. + :param link_names: List of names of links the bridge domain should be + connecting. + :param bd_id: Bridge domain index number. + :type node: dict + :type link_names: list + :return: Dictionary used to generate l2 bridge domain VAT configuration + from template file. + :rtype: dict """ bd_dict = Topology().get_interfaces_by_link_names(node, link_names) bd_dict['bd_id'] = bd_id @@ -161,9 +165,9 @@ class L2Util(object): def vpp_setup_bidirectional_cross_connect(node, interface1, interface2): """Create bidirectional cross-connect between 2 interfaces on vpp node. - :param node: Node to add bidirectional cross-connect - :param interface1: first interface name or sw_if_index - :param interface2: second interface name or sw_if_index + :param node: Node to add bidirectional cross-connect. + :param interface1: First interface name or sw_if_index. + :param interface2: Second interface name or sw_if_index. :type node: dict :type interface1: str or int :type interface2: str or int @@ -218,3 +222,52 @@ class L2Util(object): """ cmd = 'brctl delbr {0}'.format(br_name) exec_cmd_no_error(node, cmd, sudo=True) + + @staticmethod + def vpp_get_bridge_domain_data(node, bd_id=None): + """Get all bridge domain data from a VPP node. If a domain ID number is + provided, return only data for the matching bridge domain. + + :param node: VPP node to get bridge domain data from. + :param bd_id: Numeric ID of a specific bridge domain. + :type node: dict + :type bd_id: int + :return: List of dictionaries containing data for each bridge domain, or + a single dictionary for the specified bridge domain. + :rtype: list or dict + """ + with VatTerminal(node) as vat: + response = vat.vat_terminal_exec_cmd_from_template("l2_bd_dump.vat") + + data = response[0] + + if bd_id is not None: + for bridge_domain in data: + if bridge_domain["bd_id"] == bd_id: + + return bridge_domain + + return data + + @staticmethod + def l2_tag_rewrite(node, interface, tag_rewrite_method): + """Rewrite tags in frame. + + :param node: Node to rewrite tags. + :param interface: Interface on which rewrite tags. + :param tag_rewrite_method: Method of tag rewrite. + :type node: dict + :type interface: str or int + :type tag_rewrite_method : str + """ + + if isinstance(interface, basestring): + sw_if_index = Topology.get_interface_sw_index(node, interface) + else: + sw_if_index = interface + + with VatTerminal(node) as vat: + vat.vat_terminal_exec_cmd_from_template("l2_tag_rewrite.vat", + sw_if_index=sw_if_index, + tag_rewrite_method= + tag_rewrite_method)