diff options
Diffstat (limited to 'tests/topotests/lib/common_config.py')
| -rw-r--r-- | tests/topotests/lib/common_config.py | 152 |
1 files changed, 99 insertions, 53 deletions
diff --git a/tests/topotests/lib/common_config.py b/tests/topotests/lib/common_config.py index 2224b4f3a3..ead593d2ca 100644 --- a/tests/topotests/lib/common_config.py +++ b/tests/topotests/lib/common_config.py @@ -75,54 +75,54 @@ config_section = "topogen" # Debug logs for daemons DEBUG_LOGS = { "pimd": [ - 'debug msdp events', - 'debug msdp packets', - 'debug igmp events', - 'debug igmp trace', - 'debug mroute', - 'debug mroute detail', - 'debug pim events', - 'debug pim packets', - 'debug pim trace', - 'debug pim zebra', - 'debug pim bsm', - 'debug pim packets joins', - 'debug pim packets register', - 'debug pim nht' + "debug msdp events", + "debug msdp packets", + "debug igmp events", + "debug igmp trace", + "debug mroute", + "debug mroute detail", + "debug pim events", + "debug pim packets", + "debug pim trace", + "debug pim zebra", + "debug pim bsm", + "debug pim packets joins", + "debug pim packets register", + "debug pim nht", ], "bgpd": [ - 'debug bgp neighbor-events', - 'debug bgp updates', - 'debug bgp zebra', - 'debug bgp nht', - 'debug bgp neighbor-events', - 'debug bgp graceful-restart', - 'debug bgp update-groups', - 'debug bgp vpn leak-from-vrf', - 'debug bgp vpn leak-to-vrf', - 'debug bgp zebr', - 'debug bgp updates', - 'debug bgp nht', - 'debug bgp neighbor-events', - 'debug vrf' + "debug bgp neighbor-events", + "debug bgp updates", + "debug bgp zebra", + "debug bgp nht", + "debug bgp neighbor-events", + "debug bgp graceful-restart", + "debug bgp update-groups", + "debug bgp vpn leak-from-vrf", + "debug bgp vpn leak-to-vrf", + "debug bgp zebr", + "debug bgp updates", + "debug bgp nht", + "debug bgp neighbor-events", + "debug vrf", ], "zebra": [ - 'debug zebra events', - 'debug zebra rib', - 'debug zebra vxlan', - 'debug zebra nht' + "debug zebra events", + "debug zebra rib", + "debug zebra vxlan", + "debug zebra nht", ], "ospf": [ - 'debug ospf event', - 'debug ospf ism', - 'debug ospf lsa', - 'debug ospf nsm', - 'debug ospf nssa', - 'debug ospf packet all', - 'debug ospf sr', - 'debug ospf te', - 'debug ospf zebra', - ] + "debug ospf event", + "debug ospf ism", + "debug ospf lsa", + "debug ospf nsm", + "debug ospf nssa", + "debug ospf packet all", + "debug ospf sr", + "debug ospf te", + "debug ospf zebra", + ], } if config.has_option("topogen", "verbosity"): @@ -1155,10 +1155,8 @@ def create_debug_log_config(tgen, input_dict, build=False): log_file = debug_dict.setdefault("log_file", None) if log_file: - _log_file = os.path.join(LOGDIR, tgen.modname, - log_file) - debug_config.append("log file {} \n".\ - format(_log_file)) + _log_file = os.path.join(LOGDIR, tgen.modname, log_file) + debug_config.append("log file {} \n".format(_log_file)) if type(enable_logs) is list: for daemon in enable_logs: @@ -1178,10 +1176,9 @@ def create_debug_log_config(tgen, input_dict, build=False): for debug_log in debug_logs: debug_config.append("no {}".format(debug_log)) - result = create_common_configuration(tgen, router, - debug_config, - "debug_log_config", - build=build) + result = create_common_configuration( + tgen, router, debug_config, "debug_log_config", build=build + ) except InvalidCLIError: # Traceback errormsg = traceback.format_exc() @@ -3868,7 +3865,7 @@ def get_ipv6_linklocal_address(topo, node, intf): """ tgen = get_topogen() ext_nh = tgen.net[node].get_ipv6_linklocal() - req_nh = topo[node]['links'][intf]['interface'] + req_nh = topo[node]["links"][intf]["interface"] llip = None for llips in ext_nh: if llips[0] == req_nh: @@ -3876,8 +3873,9 @@ def get_ipv6_linklocal_address(topo, node, intf): logger.info("Link local ip found = %s", llip) return llip - errormsg = "Failed: Link local ip not found on router {}, "\ - "interface {}".format(node, intf) + errormsg = "Failed: Link local ip not found on router {}, " "interface {}".format( + node, intf + ) return errormsg @@ -4512,3 +4510,51 @@ def verify_ip_nht(tgen, input_dict): logger.debug("Exiting lib API: verify_ip_nht()") return False + + +def kernel_requires_l3mdev_adjustment(): + """ + Checks if the L3 master device needs to be adjusted to handle VRF traffic + based on kernel version. + + Returns + ------- + 1 or 0 + """ + + if version_cmp(platform.release(), "4.15") >= 0: + return 1 + return 0 + + +def adjust_router_l3mdev(tgen, router): + """ + Adjusts a routers L3 master device to handle VRF traffic depending on kernel + version. + + Parameters + ---------- + * `tgen` : tgen object + * `router` : router id to be configured. + + Returns + ------- + True + """ + + l3mdev_accept = kernel_requires_l3mdev_adjustment() + + logger.info( + "router {0}: setting net.ipv4.tcp_l3mdev_accept={1}".format( + router, l3mdev_accept + ) + ) + + output = tgen.net[router].cmd("sysctl -n net.ipv4.tcp_l3mdev_accept") + logger.info("router {0}: existing tcp_l3mdev_accept was {1}".format(router, output)) + + tgen.net[router].cmd( + "sysctl -w net.ipv4.tcp_l3mdev_accept={}".format(l3mdev_accept) + ) + + return True |