Test simultaneous IPFIX and local sampling including slow-path. Signed-off-by: Adrian Moreno <amore...@redhat.com> --- tests/system-common-macros.at | 4 + tests/system-traffic.at | 359 ++++++++++++++++++++++++++++++++++ 2 files changed, 363 insertions(+)
diff --git a/tests/system-common-macros.at b/tests/system-common-macros.at index 2a68cd664..e9be021f3 100644 --- a/tests/system-common-macros.at +++ b/tests/system-common-macros.at @@ -378,3 +378,7 @@ m4_define([OVS_CHECK_GITHUB_ACTION], # OVS_CHECK_DROP_ACTION() m4_define([OVS_CHECK_DROP_ACTION], [AT_SKIP_IF([! grep -q "Datapath supports explicit drop action" ovs-vswitchd.log])]) + +# OVS_CHECK_PSAMPLE() +m4_define([OVS_CHECK_PSAMPLE], + [AT_SKIP_IF([! grep -q "Datapath supports psample action" ovs-vswitchd.log])]) diff --git a/tests/system-traffic.at b/tests/system-traffic.at index 3f1a15445..a83099304 100644 --- a/tests/system-traffic.at +++ b/tests/system-traffic.at @@ -9103,3 +9103,362 @@ OVS_WAIT_UNTIL([ovs-pcap p2.pcap | grep -q "m4_join([], [^], OVS_TRAFFIC_VSWITCHD_STOP AT_CLEANUP + +AT_BANNER([local-sampling]) + +m4_define([SAMPLE_ACTION], + [sample(probability=65535,collector_set_id=$1,obs_domain_id=$2,obs_point_id=$3)]dnl +) + +AT_SETUP([psample - sanity check]) +OVS_TRAFFIC_VSWITCHD_START() +OVS_CHECK_PSAMPLE() + +ADD_NAMESPACES(at_ns0, at_ns1) + +ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24") +ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24") + +AT_CHECK([ovs-vsctl -- --id=@br0 get Bridge br0 \ + -- create Flow_Sample_Collector_Set id=1 bridge=@br0 \ + local_group_id=10 \ + -- create Flow_Sample_Collector_Set id=2 bridge=@br0 \ + local_group_id=12], + [0], [ignore]) + +AT_DATA([flows.txt], [dnl +arp actions=NORMAL +in_port=ovs-p0,ip actions=SAMPLE_ACTION(1, 2853183536, 2856341600),ovs-p1 +in_port=ovs-p1,ip actions=SAMPLE_ACTION(2, 3138396208, 3141554272),ovs-p0 +]) + +AT_CHECK([ovs-ofctl add-flows br0 flows.txt]) + +OVS_DAEMONIZE([ovstest test-psample > psample.out], [psample.pid]) +OVS_WAIT_UNTIL([grep -q "Listening for psample events" psample.out]) + +NS_CHECK_EXEC([at_ns0], [ping -q -c 1 10.1.1.2 | FORMAT_PING], [0], [dnl +1 packets transmitted, 1 received, 0% packet loss, time 0ms +]) + +AT_CHECK([ovs-appctl dpctl/dump-flows -m --names], [0], [stdout]) +AT_CHECK([grep -q 'actions:psample(group=10,cookie=0xaa102030aa405060),ovs-p1' stdout]) +AT_CHECK([grep -q 'actions:psample(group=12,cookie=0xbb102030bb405060),ovs-p0' stdout]) + +m4_define([SAMPLE1], [m4_join([ ], + [group_id=0xa,prob=4294967295], + [obs_domain=0xaa102030,obs_point=0xaa405060], + [.*icmp.*nw_src=10.1.1.1,nw_dst=10.1.1.2])]) + +m4_define([SAMPLE2], [m4_join([ ], + [group_id=0xc,prob=4294967295], + [obs_domain=0xbb102030,obs_point=0xbb405060], + [.*icmp.*nw_src=10.1.1.2,nw_dst=10.1.1.1])]) + +OVS_WAIT_UNTIL([grep -qE 'SAMPLE1' psample.out]) +OVS_WAIT_UNTIL([grep -qE 'SAMPLE2' psample.out]) + +AT_CHECK([ovs-appctl lsample/show br0], [0], [dnl +Local sample statistics for bridge "br0": +Collector Set ID: 1: + Group ID : 10 + Total packets: 1 + Total bytes : 98 + +Collector Set ID: 2: + Group ID : 12 + Total packets: 1 + Total bytes : 98 +]) + +OVS_TRAFFIC_VSWITCHD_STOP +AT_CLEANUP + +AT_SETUP([psample - sanity check IPv6]) +OVS_TRAFFIC_VSWITCHD_START() +OVS_CHECK_PSAMPLE() + +ADD_NAMESPACES(at_ns0, at_ns1) + +ADD_VETH(p0, at_ns0, br0, "fc00::1/96") +ADD_VETH(p1, at_ns1, br0, "fc00::2/96") + +AT_CHECK([ovs-vsctl -- --id=@br0 get Bridge br0 \ + -- create Flow_Sample_Collector_Set id=1 bridge=@br0 \ + local_group_id=10 \ + -- create Flow_Sample_Collector_Set id=2 bridge=@br0 \ + local_group_id=12], + [0], [ignore]) + +AT_DATA([flows.txt], [dnl +priority=100,in_port=ovs-p0,ip6,icmp6,icmpv6_type=128 actions=SAMPLE_ACTION(1, 2853183536, 2856341600),ovs-p1 +priority=100,in_port=ovs-p1,ip6,icmp6,icmpv6_type=129 actions=SAMPLE_ACTION(2, 3138396208, 3141554272),ovs-p0 +priority=0 actions=NORMAL +]) + +AT_CHECK([ovs-ofctl add-flows br0 flows.txt]) + +OVS_DAEMONIZE([ovstest test-psample > psample.out], [psample.pid]) +OVS_WAIT_UNTIL([grep -q "Listening for psample events" psample.out]) + +OVS_WAIT_UNTIL_EQUAL([ip netns exec at_ns0 ping6 -I fc00::1 -q -W 2 -c 1 fc00::2 | FORMAT_PING], [dnl +1 packets transmitted, 1 received, 0% packet loss, time 0ms]) + +AT_CHECK([ovs-appctl dpctl/dump-flows -m --names], [0], [stdout]) +AT_CHECK([grep -q 'actions:psample(group=10,cookie=0xaa102030aa405060),ovs-p1' stdout]) +AT_CHECK([grep -q 'actions:psample(group=12,cookie=0xbb102030bb405060),ovs-p0' stdout]) + +m4_define([SAMPLE1], [m4_join([ ], + [group_id=0xa,prob=4294967295], + [obs_domain=0xaa102030,obs_point=0xaa405060], + [.*icmp6.*ipv6_src=fc00::1,ipv6_dst=fc00::2])]) +m4_define([SAMPLE2], [m4_join([ ], + [group_id=0xc,prob=4294967295], + [obs_domain=0xbb102030,obs_point=0xbb405060], + [.*icmp6.*ipv6_src=fc00::2,ipv6_dst=fc00::1])]) + +OVS_WAIT_UNTIL([grep -qE 'SAMPLE1' psample.out]) +OVS_WAIT_UNTIL([grep -qE 'SAMPLE2' psample.out]) + +AT_CHECK([ovs-appctl lsample/show br0], [0], [dnl +Local sample statistics for bridge "br0": +Collector Set ID: 1: + Group ID : 10 + Total packets: 1 + Total bytes : 118 + +Collector Set ID: 2: + Group ID : 12 + Total packets: 1 + Total bytes : 118 +]) + +OVS_TRAFFIC_VSWITCHD_STOP +AT_CLEANUP + +AT_SETUP([psample - slow]) +OVS_TRAFFIC_VSWITCHD_START() +OVS_CHECK_PSAMPLE() + +ADD_NAMESPACES(at_ns0, at_ns1) + +ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24") +ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24") + +AT_CHECK([ovs-vsctl -- --id=@br0 get Bridge br0 \ + -- create Flow_Sample_Collector_Set id=1 bridge=@br0 \ + local_group_id=10 \ + -- create Flow_Sample_Collector_Set id=2 bridge=@br0 \ + local_group_id=12], + [0], [ignore]) + + +AT_DATA([flows.txt], [dnl +arp actions=NORMAL +in_port=ovs-p0,ip actions=SAMPLE_ACTION(1, 2853183536, 2856341600),output(port=ovs-p1,max_len=200) +in_port=ovs-p1,ip actions=SAMPLE_ACTION(2, 3138396208, 3141554272),output(port=ovs-p0,max_len=200) +]) +AT_CHECK([ovs-ofctl add-flows br0 flows.txt]) + +dnl Disable datapath truncate support to force actions to run in slow path. +AT_CHECK([ovs-appctl dpif/set-dp-features br0 trunc false], [0]) + +AT_CHECK([ovs-appctl ofproto/trace br0 \ + 'in_port=ovs-p0,dl_src=e4:11:22:33:44:55,dl_dst=e4:11:22:33:44:66,dl_type=0x0800,nw_src=10.1.1.1,nw_dst=10.1.1.12'], + [0], [stdout]) + +AT_CHECK([tail -3 stdout], [0], [dnl +Datapath actions: psample(group=10,cookie=0xaa102030aa405060),trunc(200),3 +This flow is handled by the userspace slow path because it: + - Uses action(s) not supported by datapath. +]) + +OVS_DAEMONIZE([ovstest test-psample > psample.out], [psample.pid]) + +NS_CHECK_EXEC([at_ns0], [ping -q -c 1 10.1.1.2 | FORMAT_PING], [0], [dnl +1 packets transmitted, 1 received, 0% packet loss, time 0ms +]) + +m4_define([SAMPLE1], [m4_join([ ], + [group_id=0xa,prob=4294967295], + [obs_domain=0xaa102030,obs_point=0xaa405060], + [.*icmp.*nw_src=10.1.1.1,nw_dst=10.1.1.2])]) + +m4_define([SAMPLE2], [m4_join([ ], + [group_id=0xc,prob=4294967295], + [obs_domain=0xbb102030,obs_point=0xbb405060], + [.*icmp.*nw_src=10.1.1.2,nw_dst=10.1.1.1])]) + +AT_CHECK([grep -qE 'SAMPLE1' psample.out]) +AT_CHECK([grep -qE 'SAMPLE2' psample.out]) + +AT_CHECK([ovs-appctl lsample/show br0], [0], [dnl +Local sample statistics for bridge "br0": +Collector Set ID: 1: + Group ID : 10 + Total packets: 1 + Total bytes : 98 + +Collector Set ID: 2: + Group ID : 12 + Total packets: 1 + Total bytes : 98 +]) + +OVS_TRAFFIC_VSWITCHD_STOP +AT_CLEANUP + +AT_SETUP([psample - slow with probability]) +OVS_TRAFFIC_VSWITCHD_START() +OVS_CHECK_PSAMPLE() + +ADD_NAMESPACES(at_ns0, at_ns1) + +ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24") +ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24") + +AT_CHECK([ovs-vsctl -- --id=@br0 get Bridge br0 \ + -- create Flow_Sample_Collector_Set id=1 bridge=@br0 \ + local_group_id=10], + [0], [ignore]) + + +dnl A probability != 100% but still pretty high (99.99847%). This ensures that +dnl the outer sample action is not optimized out. +m4_define([PROBABLE_SAMPLE_ACTION], + [sample(probability=65534,collector_set_id=$1,obs_domain_id=$2,obs_point_id=$3)]dnl +) + +AT_DATA([flows.txt], [dnl +arp actions=NORMAL +in_port=ovs-p0,ip actions=PROBABLE_SAMPLE_ACTION(1, 2853183536, 2856341600),output(port=ovs-p1,max_len=200) +in_port=ovs-p1,ip actions=PROBABLE_SAMPLE_ACTION(1, 2853183536, 2856341600),output(port=ovs-p0,max_len=200) +]) +AT_CHECK([ovs-ofctl add-flows br0 flows.txt]) + +dnl Disable datapath truncate support to force actions to run in slow path. +AT_CHECK([ovs-appctl dpif/set-dp-features br0 trunc false], [0]) + +AT_CHECK([ovs-appctl ofproto/trace br0 \ + 'in_port=ovs-p0,dl_src=e4:11:22:33:44:55,dl_dst=e4:11:22:33:44:66,dl_type=0x0800,nw_src=10.1.1.1,nw_dst=10.1.1.12'], + [0], [stdout]) + +dnl TODO update +AT_CHECK([tail -3 stdout], [0], [dnl +Datapath actions: sample(sample=100.0%,actions(psample(group=10,cookie=0xaa102030aa405060))),trunc(200),3 +This flow is handled by the userspace slow path because it: + - Uses action(s) not supported by datapath. +]) + +OVS_DAEMONIZE([ovstest test-psample > psample.out], [psample.pid]) + +dnl Sending 10 packets to decrease even more the odds of not sampling a packet. +NS_CHECK_EXEC([at_ns0], [ping -q -i 0.1 -c 10 10.1.1.2 | FORMAT_PING], [0], [dnl +10 packets transmitted, 10 received, 0% packet loss, time 0ms +]) + +m4_define([SAMPLE], [m4_join([ ], + [group_id=0xa,prob=4294901758], + [obs_domain=0xaa102030,obs_point=0xaa405060], + [.*icmp.*nw_src=10.1.1.1,nw_dst=10.1.1.2])]) + +AT_CHECK([grep -qE 'SAMPLE' psample.out]) + +OVS_TRAFFIC_VSWITCHD_STOP +AT_CLEANUP + +AT_SETUP([psample - with IPFIX]) +OVS_TRAFFIC_VSWITCHD_START() +OVS_CHECK_PSAMPLE() + +ADD_NAMESPACES(at_ns0, at_ns1) + +ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24") +ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24") + +AT_CHECK([ovs-vsctl -- --id=@br0 get Bridge br0 \ + -- --id=@i create IPFIX targets=\"127.0.0.1:4739\" \ + -- create Flow_Sample_Collector_Set id=1 ipfix=@i \ + bridge=@br0 local_group_id=10 \ + -- create Flow_Sample_Collector_Set id=2 ipfix=@i \ + bridge=@br0 local_group_id=12], + [0], [ignore]) + +AT_DATA([flows.txt], [dnl +arp actions=NORMAL +in_port=ovs-p0,ip actions=SAMPLE_ACTION(1, 2853183536, 2856341600),ovs-p1 +in_port=ovs-p1,ip actions=SAMPLE_ACTION(2, 3138396208, 3141554272),ovs-p0 +]) + +AT_CHECK([ovs-ofctl add-flows br0 flows.txt]) + + +AT_CHECK([ovs-appctl ofproto/trace br0 \ + 'in_port=ovs-p0,dl_src=e4:11:22:33:44:55,dl_dst=e4:11:22:33:44:66,dl_type=0x0800,nw_src=10.1.1.1,nw_dst=10.1.1.12'], + [0], [stdout]) + + +m4_define([ACTIONS], [m4_join([], + [psample(group=10,cookie=0xaa102030aa405060),], + [userspace(pid=4294967295,], + [flow_sample(probability=65535,], + [collector_set_id=1,], + [obs_domain_id=2853183536,], + [obs_point_id=2856341600,], + [output_port=4294967295)),], + [3])]) + +AT_CHECK([tail -1 stdout], [0], [dnl +Datapath actions: ACTIONS +]) + +OVS_DAEMONIZE([ovstest test-psample > psample.out], [psample.pid]) +OVS_WAIT_UNTIL([grep -q "Listening for psample events" psample.out]) + +NS_CHECK_EXEC([at_ns0], [ping -q -c 1 10.1.1.2 | FORMAT_PING], [0], [dnl +1 packets transmitted, 1 received, 0% packet loss, time 0ms +]) + +m4_define([SAMPLE1], [m4_join([ ], + [group_id=0xa,prob=4294967295], + [obs_domain=0xaa102030,obs_point=0xaa405060], + [.*icmp.*nw_src=10.1.1.1,nw_dst=10.1.1.2])]) + +m4_define([SAMPLE2], [m4_join([ ], + [group_id=0xc,prob=4294967295], + [obs_domain=0xbb102030,obs_point=0xbb405060], + [.*icmp.*nw_src=10.1.1.2,nw_dst=10.1.1.1])]) + +OVS_WAIT_UNTIL([grep -qE 'SAMPLE1' psample.out]) +OVS_WAIT_UNTIL([grep -qE 'SAMPLE2' psample.out]) + +dnl Check IPFIX samples have been received. +dnl Entries can be unsorted and IFPIX packets might not have been sent (or +dnl at least tried to be sent) yet. +OVS_WAIT_UNTIL_EQUAL([ovs-ofctl dump-ipfix-flow br0 | \ + sed 's/tx pkts=[[0-9]]*/tx pkts=24/' | \ + sed 's/tx errs=[[0-9]]*/tx errs=0/' | \ + sed 's/id [[1-2]]:/id ?:/'], [dnl +NXST_IPFIX_FLOW reply (xid=0x2): 2 ids + id ?: flows=1, current flows=0, sampled pkts=1, ipv4 ok=1, ipv6 ok=0, tx pkts=24 + pkts errs=0, ipv4 errs=0, ipv6 errs=0, tx errs=0 + id ?: flows=1, current flows=0, sampled pkts=1, ipv4 ok=1, ipv6 ok=0, tx pkts=24 + pkts errs=0, ipv4 errs=0, ipv6 errs=0, tx errs=0]) + +AT_CHECK([ovs-appctl lsample/show br0], [0], [dnl +Local sample statistics for bridge "br0": +Collector Set ID: 1: + Group ID : 10 + Total packets: 1 + Total bytes : 98 + +Collector Set ID: 2: + Group ID : 12 + Total packets: 1 + Total bytes : 98 +]) + +dnl OVS will fail to send IPFIX packets because the target is localhost +dnl and the port is closed. Ignore the message it generates. +OVS_TRAFFIC_VSWITCHD_STOP(["/sending to collector failed/d"]) +AT_CLEANUP -- 2.45.2 _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev