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plugin/k8s: clean up and add some ipv6 tests (#1237)

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* clean up and add some ipv6 tests

* aaaa endpoint

* gofmt
This commit is contained in:
Chris O'Haver 2017-11-15 02:16:04 -05:00 • committed by Miek Gieben
parent c37bf56b1e
commit 99dd8f99f3
1 changed files with 150 additions and 245 deletions
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395
plugin/kubernetes/handler_test.go
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@ -90,12 +90,16 @@ var dnsTestCases = []test.Case{
Qname: "_http._tcp.hdls1.testns.svc.cluster.local.", Qtype: dns.TypeSRV, Qname: "_http._tcp.hdls1.testns.svc.cluster.local.", Qtype: dns.TypeSRV,
Rcode: dns.RcodeSuccess, Rcode: dns.RcodeSuccess,
Answer: []dns.RR{ Answer: []dns.RR{
test.SRV("_http._tcp.hdls1.testns.svc.cluster.local. 303 IN SRV 0 50 80 172-0-0-2.hdls1.testns.svc.cluster.local."), test.SRV("_http._tcp.hdls1.testns.svc.cluster.local. 303 IN SRV 0 25 80 172-0-0-2.hdls1.testns.svc.cluster.local."),
test.SRV("_http._tcp.hdls1.testns.svc.cluster.local. 303 IN SRV 0 50 80 172-0-0-3.hdls1.testns.svc.cluster.local."), test.SRV("_http._tcp.hdls1.testns.svc.cluster.local. 303 IN SRV 0 25 80 172-0-0-3.hdls1.testns.svc.cluster.local."),
test.SRV("_http._tcp.hdls1.testns.svc.cluster.local. 303 IN SRV 0 25 80 5678-abcd--1.hdls1.testns.svc.cluster.local."),
test.SRV("_http._tcp.hdls1.testns.svc.cluster.local. 303 IN SRV 0 25 80 5678-abcd--2.hdls1.testns.svc.cluster.local."),
}, },
Extra: []dns.RR{ Extra: []dns.RR{
test.A("172-0-0-2.hdls1.testns.svc.cluster.local. 303 IN A 172.0.0.2"), test.A("172-0-0-2.hdls1.testns.svc.cluster.local. 303 IN A 172.0.0.2"),
test.A("172-0-0-3.hdls1.testns.svc.cluster.local. 303 IN A 172.0.0.3"), test.A("172-0-0-3.hdls1.testns.svc.cluster.local. 303 IN A 172.0.0.3"),
test.AAAA("5678-abcd--1.hdls1.testns.svc.cluster.local. 303 IN AAAA 5678:abcd::1"),
test.AAAA("5678-abcd--2.hdls1.testns.svc.cluster.local. 303 IN AAAA 5678:abcd::2"),
}, },
}, },
// CNAME External // CNAME External
@ -106,7 +110,7 @@ var dnsTestCases = []test.Case{
test.CNAME("external.testns.svc.cluster.local. 303 IN CNAME ext.interwebs.test."), test.CNAME("external.testns.svc.cluster.local. 303 IN CNAME ext.interwebs.test."),
}, },
}, },
// AAAA Service (existing service) // AAAA Service (with an existing A record, but no AAAA record)
{ {
Qname: "svc1.testns.svc.cluster.local.", Qtype: dns.TypeAAAA, Qname: "svc1.testns.svc.cluster.local.", Qtype: dns.TypeAAAA,
Rcode: dns.RcodeSuccess, Rcode: dns.RcodeSuccess,
@ -154,6 +158,31 @@ var dnsTestCases = []test.Case{
test.SOA("cluster.local. 300 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1499347823 7200 1800 86400 60"), test.SOA("cluster.local. 300 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1499347823 7200 1800 86400 60"),
}, },
}, },
// AAAA Service
{
Qname: "svc6.testns.svc.cluster.local.", Qtype: dns.TypeAAAA,
Rcode: dns.RcodeSuccess,
Answer: []dns.RR{
test.AAAA("svc6.testns.svc.cluster.local. 5 IN AAAA 1234:abcd::1"),
},
},
// AAAA Service (Headless)
{
Qname: "hdls1.testns.svc.cluster.local.", Qtype: dns.TypeAAAA,
Rcode: dns.RcodeSuccess,
Answer: []dns.RR{
test.AAAA("hdls1.testns.svc.cluster.local. 303 IN AAAA 5678:abcd::1"),
test.AAAA("hdls1.testns.svc.cluster.local. 303 IN AAAA 5678:abcd::2"),
},
},
// AAAA Endpoint
{
Qname: "5678-abcd--1.hdls1.testns.svc.cluster.local.", Qtype: dns.TypeAAAA,
Rcode: dns.RcodeSuccess,
Answer: []dns.RR{
test.AAAA("5678-abcd--1.hdls1.testns.svc.cluster.local. 303 IN AAAA 5678:abcd::1"),
},
},
} }
func TestServeDNS(t *testing.T) { func TestServeDNS(t *testing.T) {
@ -209,264 +238,140 @@ func (APIConnServeTest) PodIndex(string) []*api.Pod {
return a return a
} }
func (APIConnServeTest) SvcIndex(string) []*api.Service { var svcIndex = map[string][]*api.Service{
svcs := []*api.Service{ "svc1.testns": {{
{ ObjectMeta: meta.ObjectMeta{
ObjectMeta: meta.ObjectMeta{ Name: "svc1",
Name: "svc1", Namespace: "testns",
Namespace: "testns",
},
Spec: api.ServiceSpec{
ClusterIP: "10.0.0.1",
Ports: []api.ServicePort{{
Name: "http",
Protocol: "tcp",
Port: 80,
}},
},
}, },
{ Spec: api.ServiceSpec{
ObjectMeta: meta.ObjectMeta{ ClusterIP: "10.0.0.1",
Name: "hdls1", Ports: []api.ServicePort{{
Namespace: "testns", Name: "http",
}, Protocol: "tcp",
Spec: api.ServiceSpec{ Port: 80,
ClusterIP: api.ClusterIPNone, }},
},
}, },
{ }},
ObjectMeta: meta.ObjectMeta{ "svc6.testns": {{
Name: "external", ObjectMeta: meta.ObjectMeta{
Namespace: "testns", Name: "svc6",
}, Namespace: "testns",
Spec: api.ServiceSpec{
ExternalName: "ext.interwebs.test",
Ports: []api.ServicePort{{
Name: "http",
Protocol: "tcp",
Port: 80,
}},
},
}, },
} Spec: api.ServiceSpec{
return svcs ClusterIP: "1234:abcd::1",
Ports: []api.ServicePort{{
Name: "http",
Protocol: "tcp",
Port: 80,
}},
},
}},
"hdls1.testns": {{
ObjectMeta: meta.ObjectMeta{
Name: "hdls1",
Namespace: "testns",
},
Spec: api.ServiceSpec{
ClusterIP: api.ClusterIPNone,
},
}},
"external.testns": {{
ObjectMeta: meta.ObjectMeta{
Name: "external",
Namespace: "testns",
},
Spec: api.ServiceSpec{
ExternalName: "ext.interwebs.test",
Ports: []api.ServicePort{{
Name: "http",
Protocol: "tcp",
Port: 80,
}},
},
}},
}
func (APIConnServeTest) SvcIndex(s string) []*api.Service {
return svcIndex[s]
} }
func (APIConnServeTest) ServiceList() []*api.Service { func (APIConnServeTest) ServiceList() []*api.Service {
svcs := []*api.Service{ var svcs []*api.Service
{ for _, svc := range svcIndex {
ObjectMeta: meta.ObjectMeta{ svcs = append(svcs, svc...)
Name: "svc1",
Namespace: "testns",
},
Spec: api.ServiceSpec{
ClusterIP: "10.0.0.1",
Ports: []api.ServicePort{{
Name: "http",
Protocol: "tcp",
Port: 80,
}},
},
},
{
ObjectMeta: meta.ObjectMeta{
Name: "hdls1",
Namespace: "testns",
},
Spec: api.ServiceSpec{
ClusterIP: api.ClusterIPNone,
},
},
{
ObjectMeta: meta.ObjectMeta{
Name: "external",
Namespace: "testns",
},
Spec: api.ServiceSpec{
ExternalName: "ext.interwebs.test",
Ports: []api.ServicePort{{
Name: "http",
Protocol: "tcp",
Port: 80,
}},
},
},
} }
return svcs return svcs
} }
func (APIConnServeTest) EpIndex(string) []*api.Endpoints { var epsIndex = map[string][]*api.Endpoints{
n := "test.node.foo.bar" "svc1.testns": {{
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "172.0.0.1",
Hostname: "ep1a",
},
},
Ports: []api.EndpointPort{
{
Port: 80,
Protocol: "tcp",
Name: "http",
},
},
},
},
ObjectMeta: meta.ObjectMeta{
Name: "svc1",
Namespace: "testns",
},
}},
"hdls1.testns": {{
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "172.0.0.2",
},
{
IP: "172.0.0.3",
},
{
IP: "5678:abcd::1",
},
{
IP: "5678:abcd::2",
},
},
Ports: []api.EndpointPort{
{
Port: 80,
Protocol: "tcp",
Name: "http",
},
},
},
},
ObjectMeta: meta.ObjectMeta{
Name: "hdls1",
Namespace: "testns",
},
}},
}
eps := []*api.Endpoints{ func (APIConnServeTest) EpIndex(s string) []*api.Endpoints {
{ return epsIndex[s]
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "172.0.0.1",
Hostname: "ep1a",
},
},
Ports: []api.EndpointPort{
{
Port: 80,
Protocol: "tcp",
Name: "http",
},
},
},
},
ObjectMeta: meta.ObjectMeta{
Name: "svc1",
Namespace: "testns",
},
},
{
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "172.0.0.2",
},
},
Ports: []api.EndpointPort{
{
Port: 80,
Protocol: "tcp",
Name: "http",
},
},
},
},
ObjectMeta: meta.ObjectMeta{
Name: "hdls1",
Namespace: "testns",
},
},
{
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "172.0.0.3",
},
},
Ports: []api.EndpointPort{
{
Port: 80,
Protocol: "tcp",
Name: "http",
},
},
},
},
ObjectMeta: meta.ObjectMeta{
Name: "hdls1",
Namespace: "testns",
},
},
{
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "10.9.8.7",
NodeName: &n,
},
},
},
},
},
}
return eps
} }
func (APIConnServeTest) EndpointsList() []*api.Endpoints { func (APIConnServeTest) EndpointsList() []*api.Endpoints {
n := "test.node.foo.bar" var eps []*api.Endpoints
for _, ep := range epsIndex {
eps := []*api.Endpoints{ eps = append(eps, ep...)
{
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "172.0.0.1",
Hostname: "ep1a",
},
},
Ports: []api.EndpointPort{
{
Port: 80,
Protocol: "tcp",
Name: "http",
},
},
},
},
ObjectMeta: meta.ObjectMeta{
Name: "svc1",
Namespace: "testns",
},
},
{
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "172.0.0.2",
},
},
Ports: []api.EndpointPort{
{
Port: 80,
Protocol: "tcp",
Name: "http",
},
},
},
},
ObjectMeta: meta.ObjectMeta{
Name: "hdls1",
Namespace: "testns",
},
},
{
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "172.0.0.3",
},
},
Ports: []api.EndpointPort{
{
Port: 80,
Protocol: "tcp",
Name: "http",
},
},
},
},
ObjectMeta: meta.ObjectMeta{
Name: "hdls1",
Namespace: "testns",
},
},
{
Subsets: []api.EndpointSubset{
{
Addresses: []api.EndpointAddress{
{
IP: "10.9.8.7",
NodeName: &n,
},
},
},
},
},
} }
return eps return eps
} }
func (APIConnServeTest) GetNodeByName(name string) (*api.Node, error) { func (APIConnServeTest) GetNodeByName(name string) (*api.Node, error) {