diff options
Diffstat (limited to 'resources')
| -rw-r--r-- | resources/libraries/python/Constants.py | 3 | ||||
| -rw-r--r-- | resources/libraries/python/InterfaceUtil.py | 52 | ||||
| -rw-r--r-- | resources/templates/vat/create_gre.vat | 2 |
3 files changed, 37 insertions, 20 deletions
diff --git a/resources/libraries/python/Constants.py b/resources/libraries/python/Constants.py index 0f0003a763..72310ba8ce 100644 --- a/resources/libraries/python/Constants.py +++ b/resources/libraries/python/Constants.py @@ -91,6 +91,9 @@ class Constants(object): # Core dump directory CORE_DUMP_DIR = '/tmp' + # Equivalent to ~0 used in vpp code + BITWISE_NON_ZERO = 0xffffffff + # Mapping from NIC name to its bps limit. # TODO: Implement logic to lower limits to TG NIC or software. Or PCI. NIC_NAME_TO_LIMIT = { diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py index 1b1dda5726..3f268092e3 100644 --- a/resources/libraries/python/InterfaceUtil.py +++ b/resources/libraries/python/InterfaceUtil.py @@ -13,15 +13,19 @@ """Interface util library.""" +from socket import AF_INET, AF_INET6, inet_ntop, inet_pton +from socket import error as inet_error from time import time, sleep from robot.api import logger +from resources.libraries.python.Constants import Constants from resources.libraries.python.CpuUtils import CpuUtils from resources.libraries.python.DUTSetup import DUTSetup from resources.libraries.python.PapiExecutor import PapiExecutor from resources.libraries.python.IPUtil import convert_ipv4_netmask_prefix from resources.libraries.python.IPUtil import IPUtil +from resources.libraries.python.PapiExecutor import PapiExecutor from resources.libraries.python.parsers.JsonParser import JsonParser from resources.libraries.python.ssh import SSH, exec_cmd_no_error from resources.libraries.python.topology import NodeType, Topology @@ -878,28 +882,38 @@ class InterfaceUtil(object): :rtype: tuple :raises RuntimeError: If unable to create GRE tunnel interface. """ - output = VatExecutor.cmd_from_template(node, "create_gre.vat", - src=source_ip, - dst=destination_ip) - output = output[0] - if output["retval"] == 0: - sw_if_idx = output["sw_if_index"] - - vat_executor = VatExecutor() - vat_executor.execute_script_json_out("dump_interfaces.vat", node) - interface_dump_json = vat_executor.get_script_stdout() - name = VatJsonUtil.get_interface_name_from_json( - interface_dump_json, sw_if_idx) + try: + src_address = inet_pton(AF_INET6, source_ip) + dst_address = inet_pton(AF_INET6, destination_ip) + is_ipv6 = 1 + except inet_error: + src_address = inet_pton(AF_INET, source_ip) + dst_address = inet_pton(AF_INET, destination_ip) + is_ipv6 = 0 + + cmd = 'gre_tunnel_add_del' + tunnel = dict(type=0, + instance=Constants.BITWISE_NON_ZERO, + src=src_address, + dst=dst_address, + outer_fib_id=0, + session_id=0) + args = dict(is_add=1, + tunnel=tunnel) + err_msg = 'Failed to create GRE tunnel interface on host {host}'.format( + host=node['host']) + with PapiExecutor(node) as papi_exec: + papi_resp = papi_exec.add(cmd, **args).get_replies(err_msg).\ + verify_reply(err_msg=err_msg) - if_key = Topology.add_new_port(node, "gre_tunnel") - Topology.update_interface_sw_if_index(node, if_key, sw_if_idx) - Topology.update_interface_name(node, if_key, name) + sw_if_idx = papi_resp['sw_if_index'] + if_key = Topology.add_new_port(node, 'gre_tunnel') + Topology.update_interface_sw_if_index(node, if_key, sw_if_idx) + ifc_name = InterfaceUtil.vpp_get_interface_name(node, sw_if_idx) + Topology.update_interface_name(node, if_key, ifc_name) - return name, sw_if_idx - else: - raise RuntimeError('Unable to create GRE tunnel on node {}.' - .format(node)) + return ifc_name, sw_if_idx @staticmethod def vpp_create_loopback(node): diff --git a/resources/templates/vat/create_gre.vat b/resources/templates/vat/create_gre.vat index 26cdcfb9b8..af692a76a2 100644 --- a/resources/templates/vat/create_gre.vat +++ b/resources/templates/vat/create_gre.vat @@ -1 +1 @@ -gre_add_del_tunnel src {src} dst {dst} +exec create gre tunnel src {src} dst {dst} |