On 7/12/24 19:06, Adrian Moreno wrote: > Test simultaneous IPFIX and local sampling including slow-path. > > Signed-off-by: Adrian Moreno <[email protected]> > --- > tests/system-common-macros.at | 4 + > tests/system-traffic.at | 358 ++++++++++++++++++++++++++++++++++ > 2 files changed, 362 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..cab811ad0 100644 > --- a/tests/system-traffic.at > +++ b/tests/system-traffic.at > @@ -9103,3 +9103,361 @@ 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],
local-group-id > + [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 > +]) Remove this check? > + > +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], local-group-id > + [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 > +]) remove this check? > + > +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], local-group-id > + [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]) > +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])]) > + > +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 > +]) Remove this check? > + > +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], local-group-id > + [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]) > + > +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]) > +OVS_WAIT_UNTIL([grep -q "Listening for psample events" psample.out]) > + > +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], local-group-id > + [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 > +]) Remove this check? > + > +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 _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
