[ovs-dev] [PATCH ovn 1/3] CoPP: add self-test for icmp{4, 6}_error controller action

Lorenzo Bianconi lorenzo.bianconi at redhat.com
Wed Oct 13 16:46:08 UTC 2021


Introduce CoPP selftest for icmp{4,6}_error controller action

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi at redhat.com>
---
 tests/ovn-northd.at | 23 +++++++++++++++++++++++
 tests/system-ovn.at | 21 +++++++++++++++++++++
 2 files changed, 44 insertions(+)

diff --git a/tests/ovn-northd.at b/tests/ovn-northd.at
index 8b9049899..3bcbdf4a9 100644
--- a/tests/ovn-northd.at
+++ b/tests/ovn-northd.at
@@ -3249,6 +3249,29 @@ AT_CHECK([ovn-nbctl lr-copp-list r0], [0], [dnl
 
 AT_CHECK([ovn-sbctl list logical_flow | grep arp -A 2 | grep -q meter1],[1])
 
+check ovn-nbctl --wait=hv meter-add meter2 drop 400 pktps 10
+check ovn-nbctl --wait=hv lr-copp-add r0 icmp4-error meter2
+AT_CHECK([ovn-nbctl lr-copp-list r0], [0], [dnl
+icmp4-error: meter2
+])
+
+AT_CHECK([ovn-sbctl list logical_flow | grep icmp4 -A 2 | grep -q meter2])
+
+check ovn-nbctl --wait=hv lr-copp-del r0 icmp4-error
+AT_CHECK([ovn-nbctl lr-copp-list r0], [0], [dnl
+])
+
+check ovn-nbctl --wait=hv lr-copp-add r0 icmp6-error meter2
+AT_CHECK([ovn-nbctl lr-copp-list r0], [0], [dnl
+icmp6-error: meter2
+])
+
+AT_CHECK([ovn-sbctl list logical_flow | grep icmp6 -A 2 | grep -q meter2])
+
+check ovn-nbctl --wait=hv lr-copp-del r0 icmp6-error
+AT_CHECK([ovn-nbctl lr-copp-list r0], [0], [dnl
+])
+
 check ovn-nbctl --wait=hv ls-copp-del sw1 event-elb
 AT_CHECK([ovn-nbctl ls-copp-list sw1], [0], [dnl
 ])
diff --git a/tests/system-ovn.at b/tests/system-ovn.at
index 345384223..bd425f54b 100644
--- a/tests/system-ovn.at
+++ b/tests/system-ovn.at
@@ -6730,6 +6730,27 @@ OVS_WAIT_UNTIL([
     test "${n_arp}" = "2"
 ])
 
+check ovn-nbctl meter-add icmp-meter drop 1 pktps 0
+check ovn-nbctl --wait=hv lr-copp-add R1 icmp4-error icmp-meter
+AT_CHECK([ovn-nbctl lr-copp-list R1 |grep icmp4-error], [0], [dnl
+icmp4-error: icmp-meter
+])
+
+NS_EXEC([sw01], [tcpdump -n -i sw01 icmp > icmp.pcap &])
+ip netns exec sw01 scapy -H <<-EOF
+p = IP(src="192.168.1.2", dst="172.16.1.100", ttl=1)/ TCP(dport = 8080, flags="S") / Raw(b"X"*64)
+send (p, iface='sw01', loop = 0, verbose = 0, count = 100)
+EOF
+
+sleep 2
+kill $(pidof tcpdump)
+
+# 1pps + 1 burst size
+OVS_WAIT_UNTIL([
+    n_icmp=$(grep ICMP icmp.pcap | wc -l)
+    test "${n_icmp}" = "2"
+])
+
 kill $(pidof ovn-controller)
 
 as ovn-sb
-- 
2.31.1



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