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system-dpdk: Fix race in some vhost-user client MTU test.
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Adding those grep gives enough time to OVS to be ready to connect with
the testpmd virtio-user port instantiated afterward.

Fixes: bf47829 ("tests: Add OVS-DPDK MTU unit tests.")
Signed-off-by: David Marchand <[email protected]>
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david-marchand committed Nov 15, 2023
1 parent 2b813ee commit 7a72ced
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4 changes: 4 additions & 0 deletions tests/system-dpdk.at
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Expand Up @@ -813,6 +813,10 @@ AT_CHECK([ovs-vsctl set Interface dpdkvhostuserclient0 mtu_request=9702])
AT_CHECK([ovs-vsctl show], [], [stdout])
sleep 2

AT_CHECK([grep "VHOST_CONFIG: ($OVS_RUNDIR/dpdkvhostclient0) vhost-user client: socket created" ovs-vswitchd.log], [], [stdout])
AT_CHECK([grep "vHost User device 'dpdkvhostuserclient0' created in 'client' mode, using client socket" ovs-vswitchd.log], [], [stdout])
AT_CHECK([grep "VHOST_CONFIG: ($OVS_RUNDIR/dpdkvhostclient0) reconnecting..." ovs-vswitchd.log], [], [stdout])

OVS_DPDK_START_TESTPMD([--vdev="net_virtio_user,path=$OVS_RUNDIR/dpdkvhostclient0,server=1"])

OVS_WAIT_UNTIL([grep "virtio is now ready for processing" ovs-vswitchd.log])
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