Signed-off-by: Gurucharan Shetty <g...@ovn.org> --- tests/system-ovn.at | 125 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+)
diff --git a/tests/system-ovn.at b/tests/system-ovn.at index b4cbc85..13f380f 100644 --- a/tests/system-ovn.at +++ b/tests/system-ovn.at @@ -167,3 +167,128 @@ OVS_APP_EXIT_AND_WAIT([ovn-northd]) as OVS_TRAFFIC_VSWITCHD_STOP(["/failed to query port patch-.*/d"]) AT_CLEANUP + + +AT_SETUP([ovn -- load-balancing]) +AT_KEYWORDS([ovnlb]) + +CHECK_CONNTRACK() +ovn_start +OVS_TRAFFIC_VSWITCHD_START() +ADD_BR([br-int]) + +# Set external-ids in br-int needed for ovn-controller +ovs-vsctl \ + -- set Open_vSwitch . external-ids:system-id=hv1 \ + -- set Open_vSwitch . external-ids:ovn-remote=unix:$ovs_base/ovn-sb/ovn-sb.sock \ + -- set Open_vSwitch . external-ids:ovn-encap-type=geneve \ + -- set Open_vSwitch . external-ids:ovn-encap-ip=169.0.0.1 \ + -- set bridge br-int fail-mode=secure other-config:disable-in-band=true + +# Start ovn-controller +start_daemon ovn-controller + +# Logical network: +# 2 logical switches "foo" (192.168.1.0/24) and "bar" (172.16.1.0/24) +# connected to a router R1. +# foo has foo1 to act as a client. +# bar has bar1, bar2, bar3 to act as servers. +# +# Loadbalancer VIPs in 30.0.0.0/24 network. + +ovn-nbctl create Logical_Router name=R1 +ovn-nbctl ls-add foo +ovn-nbctl ls-add bar + +# Connect foo to R1 +ovn-nbctl lrp-add R1 foo 00:00:01:01:02:03 192.168.1.1/24 +ovn-nbctl lsp-add foo rp-foo -- set Logical_Switch_Port rp-foo \ + type=router options:router-port=foo addresses=\"00:00:01:01:02:03\" + +# Connect bar to R1 +ovn-nbctl lrp-add R1 bar 00:00:01:01:02:04 172.16.1.1/24 +ovn-nbctl lsp-add bar rp-bar -- set Logical_Switch_Port rp-bar \ + type=router options:router-port=bar addresses=\"00:00:01:01:02:04\" + +# Create logical port 'foo1' in switch 'foo'. +ADD_NAMESPACES(foo1) +ADD_VETH(foo1, foo1, br-int, "192.168.1.2/24", "f0:00:00:01:02:03", \ + "192.168.1.1") +ovn-nbctl lsp-add foo foo1 \ +-- lsp-set-addresses foo1 "f0:00:00:01:02:03 192.168.1.2" + +# Create logical ports 'bar1', 'bar2', 'bar3' in switch 'bar'. +ADD_NAMESPACES(bar1) +ADD_VETH(bar1, bar1, br-int, "172.16.1.2/24", "f0:00:0f:01:02:03", \ + "172.16.1.1") +ovn-nbctl lsp-add bar bar1 \ +-- lsp-set-addresses bar1 "f0:00:0f:01:02:03 172.16.1.2" + +ADD_NAMESPACES(bar2) +ADD_VETH(bar2, bar2, br-int, "172.16.1.3/24", "f0:00:0f:01:02:04", \ + "172.16.1.1") +ovn-nbctl lsp-add bar bar2 \ +-- lsp-set-addresses bar2 "f0:00:0f:01:02:04 172.16.1.3" + +ADD_NAMESPACES(bar3) +ADD_VETH(bar3, bar3, br-int, "172.16.1.4/24", "f0:00:0f:01:02:05", \ + "172.16.1.1") +ovn-nbctl lsp-add bar bar3 \ +-- lsp-set-addresses bar3 "f0:00:0f:01:02:05 172.16.1.4" + +# Config OVN load-balancer with a VIP. +uuid=`ovn-nbctl create load_balancer vips:30.0.0.1="172.16.1.2,172.16.1.3,172.16.1.4"` +ovn-nbctl set logical_switch foo load_balancer=$uuid + +# Config OVN load-balancer with another VIP (this time with ports). +ovn-nbctl set load_balancer $uuid vips:'"30.0.0.2:8000"'='"172.16.1.2:80,172.16.1.3:80,172.16.1.4:80"' + +# Wait for ovn-controller to catch up. +OVS_WAIT_UNTIL([ovs-ofctl -O OpenFlow13 dump-groups br-int | grep ct\(]) + +# Start webservers in 'bar1', 'bar2' and 'bar3'. +NETNS_DAEMONIZE([bar1], [[$PYTHON $srcdir/test-l7.py]], [http1.pid]) +NETNS_DAEMONIZE([bar2], [[$PYTHON $srcdir/test-l7.py]], [http2.pid]) +NETNS_DAEMONIZE([bar3], [[$PYTHON $srcdir/test-l7.py]], [http3.pid]) + +dnl Should work with the virtual IP address through NAT +for i in 1 2 3 4 5 6 7 8 9 10 11 12; do + echo Request $i + NS_CHECK_EXEC([foo1], [wget 30.0.0.1 -t 5 -T 1 --retry-connrefused -v -o wget$i.log]) +done + +dnl Each server should have at least one connection. +AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(30.0.0.1)], [0], [dnl +tcp,orig=(src=192.168.1.2,dst=30.0.0.1,sport=<cleared>,dport=<cleared>),reply=(src=172.16.1.2,dst=192.168.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>) +tcp,orig=(src=192.168.1.2,dst=30.0.0.1,sport=<cleared>,dport=<cleared>),reply=(src=172.16.1.3,dst=192.168.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>) +tcp,orig=(src=192.168.1.2,dst=30.0.0.1,sport=<cleared>,dport=<cleared>),reply=(src=172.16.1.4,dst=192.168.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>) +]) + +dnl Test load-balancing that includes L4 ports in NAT. +for i in 1 2 3 4 5 6 7 8 9 10 11 12; do + echo Request $i + NS_CHECK_EXEC([foo1], [wget 30.0.0.2:8000 -t 5 -T 1 --retry-connrefused -v -o wget$i.log]) +done + +dnl Each server should have at least one connection. +AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(30.0.0.2)], [0], [dnl +tcp,orig=(src=192.168.1.2,dst=30.0.0.2,sport=<cleared>,dport=<cleared>),reply=(src=172.16.1.2,dst=192.168.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>) +tcp,orig=(src=192.168.1.2,dst=30.0.0.2,sport=<cleared>,dport=<cleared>),reply=(src=172.16.1.3,dst=192.168.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>) +tcp,orig=(src=192.168.1.2,dst=30.0.0.2,sport=<cleared>,dport=<cleared>),reply=(src=172.16.1.4,dst=192.168.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>) +]) + + +OVS_APP_EXIT_AND_WAIT([ovn-controller]) + +as ovn-sb +OVS_APP_EXIT_AND_WAIT([ovsdb-server]) + +as ovn-nb +OVS_APP_EXIT_AND_WAIT([ovsdb-server]) + +as northd +OVS_APP_EXIT_AND_WAIT([ovn-northd]) + +as +OVS_TRAFFIC_VSWITCHD_STOP(["/failed to query port patch-.*/d"]) +AT_CLEANUP -- 1.9.1 _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
