func TestIPv6FlowGRETunnelIPv6(t *testing.T) {
t.Skip("Fedora seems didn't support ip6gre tunnel for the moment")
if !common.IPv6Supported() {
t.Skipf("Platform doesn't support IPv6")
}
ts := NewTestStorage()
aa := helper.NewAgentAnalyzerWithConfig(t, confAgentAnalyzerIPv6, ts)
aa.Start()
defer aa.Stop()
client, err := api.NewCrudClientFromConfig(&http.AuthenticationOpts{})
if err != nil {
t.Fatal(err.Error())
}
capture1 := api.NewCapture("G.V().Has('Name', 'gre-vm1').Out().Has('Name', 'gre')", "")
if err := client.Create("capture", capture1); err != nil {
t.Fatal(err.Error())
}
capture2 := api.NewCapture("G.V().Has('Name', 'gre-vm2-eth0')", "")
if err := client.Create("capture", capture2); err != nil {
t.Fatal(err.Error())
}
time.Sleep(1 * time.Second)
setupCmds := []helper.Cmd{
{"sudo ovs-vsctl add-br br-gre", true},
{"sudo ip netns add gre-vm1", true},
{"sudo ip link add gre-vm1-eth0 type veth peer name eth0 netns gre-vm1", true},
{"sudo ip link set gre-vm1-eth0 up", true},
{"sudo ip netns exec gre-vm1 ip link set eth0 up", true},
{"sudo ip netns exec gre-vm1 ip address add fd49:37c8:5229::1/48 dev eth0", true},
{"sudo ip netns add gre-vm2", true},
{"sudo ip link add gre-vm2-eth0 type veth peer name eth0 netns gre-vm2", true},
{"sudo ip link set gre-vm2-eth0 up", true},
{"sudo ip netns exec gre-vm2 ip link set eth0 up", true},
{"sudo ip netns exec gre-vm2 ip address add fd49:37c8:5229::2/48 dev eth0", true},
{"sudo ovs-vsctl add-port br-gre gre-vm1-eth0", true},
{"sudo ovs-vsctl add-port br-gre gre-vm2-eth0", true},
{"sudo ip netns exec gre-vm1 ip tunnel add gre mode ip6gre remote fd49:37c8:5229::2/48 local fd49:37c8:5229::1/48 ttl 255", true},
{"sudo ip netns exec gre-vm1 ip l set gre up", true},
{"sudo ip netns exec gre-vm1 ip link add name dummy0 type dummy", true},
{"sudo ip netns exec gre-vm1 ip l set dummy0 up", true},
{"sudo ip netns exec gre-vm1 ip a add fdfe:38b:489c::1/128 dev dummy0", true},
{"sudo ip netns exec gre-vm1 ip r add fdfe:38b:489c::/48 dev gre", true},
{"sudo ip netns exec gre-vm2 ip tunnel add gre mode ip6gre remote fd49:37c8:5229::1/48 local fd49:37c8:5229::2/48 ttl 255", true},
{"sudo ip netns exec gre-vm2 ip l set gre up", true},
{"sudo ip netns exec gre-vm2 ip link add name dummy0 type dummy", true},
{"sudo ip netns exec gre-vm2 ip l set dummy0 up", true},
{"sudo ip netns exec gre-vm2 ip a add fdfe:38b:489c::2/128 dev dummy0", true},
{"sudo ip netns exec gre-vm2 ip r add fdfe:38b:489c::/48 dev gre", true},
{"sudo ip netns exec gre-vm1 ping6 -c 5 -I fdfe:38b:489c::1 fdfe:38b:489c::2", false},
}
tearDownCmds := []helper.Cmd{
{"ip netns del gre-vm1", true},
{"ip netns del gre-vm2", true},
{"ovs-vsctl del-br br-gre", true},
}
helper.ExecCmds(t, setupCmds...)
defer helper.ExecCmds(t, tearDownCmds...)
gh := helper.NewGremlinQueryHelper(&http.AuthenticationOpts{})
flowsInnerTunnel := gh.GetFlowsFromGremlinReply(t, `G.V().Has('Name', 'gre-vm1').Out().Has('Name', 'gre').Flows()`)
flowsBridge := gh.GetFlowsFromGremlinReply(t, `G.V().Has('Name', 'gre-vm2-eth0').Flows()`)
var TrackID string
for _, flow := range flowsInnerTunnel {
if flow.LayersPath == "IPv6/ICMPv6/Payload" {
if TrackID != "" {
t.Errorf("We should only found one ICMPv6 flow in the tunnel %v", flowsInnerTunnel)
}
TrackID = flow.TrackingID
}
}
success := false
for _, f := range flowsBridge {
if TrackID == f.TrackingID && strings.HasSuffix(f.LayersPath, "ICMPv6/Payload") && f.Network != nil && f.Network.Protocol == flow.FlowProtocol_IPV6 {
success = true
break
}
}
if !success {
t.Errorf("TrackingID not found in GRE tunnel: %v == %v", flowsInnerTunnel, flowsBridge)
}
client.Delete("capture", capture1.ID())
client.Delete("capture", capture2.ID())
}
func TestIPv6FlowHopsIPv6(t *testing.T) {
if !common.IPv6Supported() {
t.Skipf("Platform doesn't support IPv6")
}
ts := NewTestStorage()
aa := helper.NewAgentAnalyzerWithConfig(t, confAgentAnalyzerIPv6, ts)
aa.Start()
defer aa.Stop()
client, err := api.NewCrudClientFromConfig(&http.AuthenticationOpts{})
if err != nil {
t.Fatal(err.Error())
}
capture := api.NewCapture("G.V().Has('Name', 'br-sflow', 'Type', 'ovsbridge')", "")
if err := client.Create("capture", capture); err != nil {
t.Fatal(err.Error())
}
time.Sleep(1 * time.Second)
setupCmds := []helper.Cmd{
{"ovs-vsctl add-br br-sflow", true},
{"ovs-vsctl add-port br-sflow sflow-intf1 -- set interface sflow-intf1 type=internal", true},
{"ip netns add sflow-vm1", true},
{"ip link set sflow-intf1 netns sflow-vm1", true},
{"ip netns exec sflow-vm1 ip address add fd49:37c8:5229::1/48 dev sflow-intf1", true},
{"ip netns exec sflow-vm1 ip link set sflow-intf1 up", true},
{"ovs-vsctl add-port br-sflow sflow-intf2 -- set interface sflow-intf2 type=internal", true},
{"ip netns add sflow-vm2", true},
{"ip link set sflow-intf2 netns sflow-vm2", true},
{"ip netns exec sflow-vm2 ip address add fd49:37c8:5229::2/48 dev sflow-intf2", true},
{"ip netns exec sflow-vm2 ip link set sflow-intf2 up", true},
// wait to have everything ready, sflow, interfaces
{"sleep 2", false},
{"ip netns exec sflow-vm1 ping6 -c 5 -s 1024 -I sflow-intf1 fd49:37c8:5229::2", true},
}
tearDownCmds := []helper.Cmd{
{"ip netns del sflow-vm1", true},
{"ip netns del sflow-vm2", true},
{"ovs-vsctl del-br br-sflow", true},
}
helper.ExecCmds(t, setupCmds...)
defer helper.ExecCmds(t, tearDownCmds...)
// since the agent update ticker is about 10 sec according to the configuration
// wait 11 sec to have the first update and the MetricRange filled
time.Sleep(11 * time.Second)
gh := helper.NewGremlinQueryHelper(&http.AuthenticationOpts{})
gremlin := `g.Flows().Has("LayersPath", "Ethernet/IPv6/ICMPv6/Payload")`
/* filterIPv6AddrAnd() as we received multicast/broadcast from fresh registered interfances announcement */
allFlows := gh.GetFlowsFromGremlinReply(t, gremlin)
flows := helper.FilterIPv6AddrAnd(allFlows, "fd49:37c8:5229::1", "fd49:37c8:5229::2")
if len(flows) != 1 {
t.Fatal("We should receive only one ICMPv6 flow")
}
gremlin = fmt.Sprintf(`g.Flows().Has("TrackingID", "%s").Nodes()`, flows[0].TrackingID)
tnodes := gh.GetNodesFromGremlinReply(t, gremlin)
if len(tnodes) != 3 {
t.Fatal("We should have 3 nodes NodeTID,A,B")
}
/* Dedup() here for same reason than above ^^^ */
gremlin = `g.Flows().Has("LayersPath", "Ethernet/IPv6/ICMPv6/Payload").Hops().Dedup()`
nodes := gh.GetNodesFromGremlinReply(t, gremlin)
if len(nodes) != 1 {
t.Fatal("We should have 1 node NodeTID")
}
found := false
m := nodes[0].Metadata()
for _, n := range tnodes {
if n.MatchMetadata(m) == true {
found = true
break
}
}
if !found {
t.Fatal("We should found the Hops nodes in the TrackingID nodes")
}
client.Delete("capture", capture.ID())
}