Signed-off-by: Dongjun <do...@dtdream.com> --- tests/system-ovn.at | 106 +++++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 105 insertions(+), 1 deletion(-) mode change 100644 => 100755 tests/system-ovn.at
diff --git a/tests/system-ovn.at b/tests/system-ovn.at old mode 100644 new mode 100755 index 13f380f..cb50fd4 --- a/tests/system-ovn.at +++ b/tests/system-ovn.at @@ -1,4 +1,4 @@ -AT_SETUP([ovn -- 2 LRs connected via LS, gateway router, NAT]) +AT_SETUP([ovn -- 2 LRs connected via LS, gateway router, SNAT and DNAT]) AT_KEYWORDS([ovnnat]) CHECK_CONNTRACK() @@ -168,6 +168,110 @@ as OVS_TRAFFIC_VSWITCHD_STOP(["/failed to query port patch-.*/d"]) AT_CLEANUP +AT_SETUP([ovn -- 2 LRs connected via LS, gateway router, easy SNAT]) +AT_KEYWORDS([ovnnat]) + +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: +# Two LRs - R1 and R2 that are connected to each other via LS "join" +# in 20.0.0.0/24 network. R1 has switchess foo (192.168.1.0/24) connected to it. +# R2 has alice (172.16.1.0/24) connectedto it. +# R2 is a gateway router on which we add NAT rules. +# +# foo -- R1 -- join - R2 -- alice + +ovn-nbctl lr-add R1 +ovn-nbctl lr-add R2 -- set Logical_Router R2 options:chassis=hv1 + +ovn-nbctl ls-add foo +ovn-nbctl ls-add alice +ovn-nbctl ls-add join + +ovn-nbctl lrp-add R1 foo 00:00:01:01:02:03 192.168.1.1/24 +ovn-nbctl lrp-add R2 alice 00:00:02:01:02:03 172.16.1.1/24 +ovn-nbctl lrp-add R1 R1_join 00:00:04:01:02:03 20.0.0.1/24 +ovn-nbctl lrp-add R2 R2_join 00:00:04:01:02:04 20.0.0.2/24 + +# Connect foo to R1 +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 alice to R2 +ovn-nbctl lsp-add alice rp-alice -- set Logical_Switch_Port rp-alice \ + type=router options:router-port=alice addresses=\"00:00:02:01:02:03\" + +# Connect R1 to join +ovn-nbctl lsp-add join r1-join -- set Logical_Switch_Port r1-join \ + type=router options:router-port=R1_join addresses='"00:00:04:01:02:03"' + +# Connect R2 to join +ovn-nbctl lsp-add join r2-join -- set Logical_Switch_Port r2-join \ + type=router options:router-port=R2_join addresses='"00:00:04:01:02:04"' + +# Static routes. +ovn-nbctl lr-route-add R1 172.16.1.0/24 20.0.0.2 +ovn-nbctl lr-route-add R2 192.168.0.0/16 20.0.0.1 + +# 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" + +# Logical port 'alice1' in switch 'alice'. +ADD_NAMESPACES(alice1) +ADD_VETH(alice1, alice1, br-int, "172.16.1.2/24", "f0:00:00:01:02:04", \ + "172.16.1.1") +ovn-nbctl lsp-add alice alice1 \ +-- lsp-set-addresses alice1 "f0:00:00:01:02:04 172.16.1.2" + +# Add a SNAT rule +ovn-nbctl -- --id=@nat create nat type="snat" logical_ip=192.168.1.2 \ + external_ip=20.0.0.2 -- add logical_router R2 nat @nat + +# South-North SNAT: 'foo1' pings 'alice1'. But 'alice1' receives traffic +# from 20.0.0.2 +NS_CHECK_EXEC([foo1], [ping -q -c 3 -i 0.3 -w 2 172.16.1.2 | FORMAT_PING], \ +[0], [dnl +3 packets transmitted, 3 received, 0% packet loss, time 0ms +]) + +# We verify that SNAT indeed happened via 'dump-conntrack' command. +AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(20.0.0.2) | \ +sed -e 's/zone=[[0-9]]*/zone=<cleared>/'], [0], [dnl +icmp,orig=(src=192.168.1.2,dst=172.16.1.2,id=<cleared>),reply=(src=172.16.1.2,dst=20.0.0.2,id=<cleared>),zone=<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 AT_SETUP([ovn -- load-balancing]) AT_KEYWORDS([ovnlb]) -- 1.8.3.1 _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
