Introduce a dedicated test for garp-max-timeout knob Signed-off-by: Lorenzo Bianconi <lorenzo.bianc...@redhat.com> --- tests/ovn.at | 82 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+)
diff --git a/tests/ovn.at b/tests/ovn.at index 918f97a9e..25b101a7a 100644 --- a/tests/ovn.at +++ b/tests/ovn.at @@ -37464,3 +37464,85 @@ wait_for_ports_up OVN_CLEANUP([hv1]) AT_CLEANUP ]) + +OVN_FOR_EACH_NORTHD([ +AT_SETUP([gratuitous arp max timeout]) +AT_KEYWORDS([garp-timeout]) +AT_SKIP_IF([test $HAVE_TCPDUMP = no]) +ovn_start + +ovn-nbctl ls-add ls0 +ovn-nbctl lr-add lr0 +ovn-nbctl lrp-add lr0 lr0-ls0 f0:00:00:00:00:01 192.168.0.1/24 +ovn-nbctl lsp-add ls0 ls0-lr0 -- set Logical_Switch_Port ls0-lr0 \ + type=router options:router-port=lr0-ls0 addresses='"f0:00:00:00:00:01"' + +ovn-nbctl lsp-add ls0 ln_port +ovn-nbctl lsp-set-addresses ln_port unknown +ovn-nbctl lsp-set-type ln_port localnet +ovn-nbctl --wait=hv lsp-set-options ln_port network_name=physnet1 + +# Prepare packets +touch empty_expected +echo "fffffffffffff0000000000108060001080006040001f00000000001c0a80001000000000000c0a80001" > arp_expected + +net_add n1 +sim_add hv1 +as hv1 +ovs-vsctl \ + -- add-br br-phys \ + -- add-br br-eth0 + +ovn_attach n1 br-phys 192.168.0.10 + +AT_CHECK([ovs-vsctl set Open_vSwitch . external-ids:ovn-bridge-mappings=physnet1:br-eth0]) +AT_CHECK([ovs-vsctl add-port br-eth0 snoopvif -- set Interface snoopvif options:tx_pcap=hv1/snoopvif-tx.pcap options:rxq_pcap=hv1/snoopvif-rx.pcap]) + +ovn-sbctl dump-flows > sbflows +AT_CAPTURE_FILE([sbflows]) + +# Wait until the patch ports are created in hv1 to connect br-int to br-eth0 +AT_CHECK([ovn-nbctl set logical_router lr0 options:chassis=hv1]) +OVN_WAIT_PATCH_PORT_FLOWS(["ln_port"], ["hv1"]) +# Temporarily remove lr0 chassis +# Wait for hv confirmation to make sure chassis is removed before we reset pcap +# Otherwise a garp might be sent after pcap have been reset but before chassis is removed +AT_CHECK([ovn-nbctl --wait=hv remove logical_router lr0 options chassis]) + +as hv1 reset_pcap_file snoopvif hv1/snoopvif +hv1_uuid=$(ovn-sbctl --bare --columns _uuid list chassis hv1) +AT_CHECK([ovn-nbctl set logical_router lr0 options:chassis=hv1]) +OVS_WAIT_UNTIL([ + ls0_lr0=$(ovn-sbctl --bare --columns chassis list port_binding ls0-lr0) + test "$ls0_lr0" = $hv1_uuid +]) + +OVN_CHECK_PACKETS_CONTAIN([hv1/snoopvif-tx.pcap], [arp_expected]) +# Temporarily remove lr0 chassis +AT_CHECK([ovn-nbctl --wait=hv remove logical_router lr0 options chassis]) + +as hv1 reset_pcap_file snoopvif hv1/snoopvif +# set garp max timeout to 2s +AT_CHECK([as hv1 ovs-vsctl set Open_vSwitch . external-ids:garp-max-timeout-sec=2]) +AT_CHECK([ovn-nbctl --wait=hv set logical_router lr0 options:chassis=hv1]) + +OVS_WAIT_UNTIL([ +n_arp=$(tcpdump -c 10 -ner hv1/snoopvif-tx.pcap arp | wc -l) +test "$n_arp" = 10 +]) + +AT_CHECK([ovn-nbctl --wait=hv remove logical_router lr0 options chassis]) +as hv1 reset_pcap_file snoopvif hv1/snoopvif +# set garp max timeout to 2s +AT_CHECK([as hv1 ovs-vsctl set Open_vSwitch . external-ids:garp-max-timeout-sec=1]) +AT_CHECK([ovn-nbctl --wait=hv set logical_router lr0 options:chassis=hv1]) + +OVS_WAIT_UNTIL([ +n_arp=$(tcpdump -c 20 -ner hv1/snoopvif-tx.pcap arp | wc -l) +test "$n_arp" = 20 +]) + +OVN_CLEANUP([hv1]) + +AT_CLEANUP +]) -- 2.43.0 _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev
