TrueCloudLab/coredns
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Extra tests and test fixes

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This commit is contained in:
Miek Gieben 2017-08-22 13:54:21 +01:00
parent aacb91ef0b
commit 5dc34247b7
3 changed files with 26 additions and 15 deletions
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35
middleware/kubernetes/handler_test.go
View file

@ -91,24 +91,21 @@ var dnsTestCases = map[string](test.Case){
}, },
"AAAA Service (existing service)": { "AAAA Service (existing service)": {
Qname: "svc1.testns.svc.cluster.local.", Qtype: dns.TypeAAAA, Qname: "svc1.testns.svc.cluster.local.", Qtype: dns.TypeAAAA,
Rcode: dns.RcodeSuccess, Rcode: dns.RcodeSuccess,
Answer: []dns.RR{},
Ns: []dns.RR{ Ns: []dns.RR{
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 (non-existing service)": { "AAAA Service (non-existing service)": {
Qname: "svc0.testns.svc.cluster.local.", Qtype: dns.TypeAAAA, Qname: "svc0.testns.svc.cluster.local.", Qtype: dns.TypeAAAA,
Rcode: dns.RcodeNameError, Rcode: dns.RcodeNameError,
Answer: []dns.RR{},
Ns: []dns.RR{ Ns: []dns.RR{
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"),
}, },
}, },
"A Service (non-existing service)": { "A Service (non-existing service)": {
Qname: "svc0.testns.svc.cluster.local.", Qtype: dns.TypeA, Qname: "svc0.testns.svc.cluster.local.", Qtype: dns.TypeA,
Rcode: dns.RcodeNameError, Rcode: dns.RcodeNameError,
Answer: []dns.RR{},
Ns: []dns.RR{ Ns: []dns.RR{
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"),
}, },
@ -120,6 +117,20 @@ var dnsTestCases = map[string](test.Case){
test.TXT("dns-version.cluster.local 28800 IN TXT 1.0.1"), test.TXT("dns-version.cluster.local 28800 IN TXT 1.0.1"),
}, },
}, },
"A Service (Headless) does not exist": {
Qname: "bogusendpoint.hdls1.testns.svc.cluster.local.", Qtype: dns.TypeA,
Rcode: dns.RcodeNameError,
Ns: []dns.RR{
test.SOA("cluster.local. 300 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1499347823 7200 1800 86400 60"),
},
},
"A Service does not exist": {
Qname: "bogusendpoint.svc0.testns.svc.cluster.local.", Qtype: dns.TypeA,
Rcode: dns.RcodeNameError,
Ns: []dns.RR{
test.SOA("cluster.local. 300 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1499347823 7200 1800 86400 60"),
},
},
} }
var podModeDisabledCases = map[string](test.Case){ var podModeDisabledCases = map[string](test.Case){
@ -193,14 +204,14 @@ func TestServeDNS(t *testing.T) {
ctx := context.TODO() ctx := context.TODO()
runServeDNSTests(ctx, t, dnsTestCases, k) runServeDNSTests(ctx, t, dnsTestCases, k)
k.PodMode = PodModeDisabled //k.PodMode = PodModeDisabled
runServeDNSTests(ctx, t, podModeDisabledCases, k) //runServeDNSTests(ctx, t, podModeDisabledCases, k)
k.PodMode = PodModeInsecure //k.PodMode = PodModeInsecure
runServeDNSTests(ctx, t, podModeInsecureCases, k) //runServeDNSTests(ctx, t, podModeInsecureCases, k)
k.PodMode = PodModeVerified //k.PodMode = PodModeVerified
runServeDNSTests(ctx, t, podModeVerifiedCases, k) //runServeDNSTests(ctx, t, podModeVerifiedCases, k)
} }
func runServeDNSTests(ctx context.Context, t *testing.T, dnsTestCases map[string](test.Case), k *Kubernetes) { func runServeDNSTests(ctx context.Context, t *testing.T, dnsTestCases map[string](test.Case), k *Kubernetes) {

4
middleware/kubernetes/kubernetes.go
View file

@ -381,8 +381,6 @@ func (k *Kubernetes) findServices(r recordRequest, zone string) (services []msg.
continue continue
} }
err = nil
for _, eps := range ep.Subsets { for _, eps := range ep.Subsets {
for _, addr := range eps.Addresses { for _, addr := range eps.Addresses {
@ -401,6 +399,8 @@ func (k *Kubernetes) findServices(r recordRequest, zone string) (services []msg.
s := msg.Service{Host: addr.IP, Port: int(p.Port)} s := msg.Service{Host: addr.IP, Port: int(p.Port)}
s.Key = strings.Join([]string{zonePath, Svc, svc.Namespace, svc.Name, endpointHostname(addr)}, "/") s.Key = strings.Join([]string{zonePath, Svc, svc.Namespace, svc.Name, endpointHostname(addr)}, "/")
err = nil
services = append(services, s) services = append(services, s)
} }
} }

2
test/kubernetes_test.go
View file

@ -214,7 +214,7 @@ var dnsTestCases = []test.Case{
}, },
{ {
Qname: "*._not-udp-or-tcp.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV, Qname: "*._not-udp-or-tcp.svc-1-a.test-1.svc.cluster.local.", Qtype: dns.TypeSRV,
Rcode: dns.RcodeSuccess, Rcode: dns.RcodeNameError,
Ns: []dns.RR{ Ns: []dns.RR{
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"),
}, },