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bgp_l3vpn_to_bgp_vrf: use l3mdev_accept workaround for known kernel bug

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Signed-off-by: Lou Berger <lberger@labn.net>
This commit is contained in:
Lou Berger 2018-07-27 12:24:22 -04:00 committed by Donald Sharp
parent 62accdecd8
commit f8d5215d82
1 changed files with 7 additions and 1 deletions
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8
tests/topotests/bgp_l3vpn_to_bgp_vrf/customize.py
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@ -146,6 +146,11 @@ def ltemplatePreRouterStartHook():
krel = platform.release()
tgen = get_topogen()
logger.info('pre router-start hook, kernel=' + krel)
if topotest.version_cmp(krel, '4.15') == 0:
l3mdev_accept = 1
else:
l3mdev_accept = 0
logger.info('setting net.ipv4.tcp_l3mdev_accept={}'.format(l3mdev_accept))
#check for mpls
if tgen.hasmpls != True:
logger.info('MPLS not available, skipping setup')
@ -166,7 +171,8 @@ def ltemplatePreRouterStartHook():
cmds = ['ip link add {0}-cust1 type vrf table 10',
'ip ru add oif {0}-cust1 table 10',
'ip ru add iif {0}-cust1 table 10',
'ip link set dev {0}-cust1 up']
'ip link set dev {0}-cust1 up',
'sysctl -w net.ipv4.udp_l3mdev_accept={}'.format(l3mdev_accept)]
for rtr in rtrs:
router = tgen.gears[rtr]
for cmd in cmds: