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//go:build etcd
package etcd
// etcd needs to be running on http://localhost:2379
import (
"testing"
"github.com/coredns/coredns/plugin/etcd/msg"
"github.com/coredns/coredns/plugin/pkg/dnstest"
"github.com/coredns/coredns/plugin/test"
"github.com/miekg/dns"
)
// Check the ordering of returned cname.
func TestCnameLookup(t *testing.T) {
etc := newEtcdPlugin()
for _, serv := range servicesCname {
set(t, etc, serv.Key, 0, serv)
defer delete(t, etc, serv.Key)
}
for i, tc := range dnsTestCasesCname {
m := tc.Msg()
rec := dnstest.NewRecorder(&test.ResponseWriter{})
_, err := etc.ServeDNS(ctxt, rec, m)
if err != nil {
t.Errorf("Expected no error, got %v", err)
return
}
resp := rec.Msg
if err := test.Header(tc, resp); err != nil {
t.Errorf("Test %d: %v", i, err)
continue
}
if err := test.Section(tc, test.Answer, resp.Answer); err != nil {
t.Errorf("Test %d: %v", i, err)
}
if err := test.Section(tc, test.Ns, resp.Ns); err != nil {
t.Errorf("Test %d: %v", i, err)
}
if err := test.Section(tc, test.Extra, resp.Extra); err != nil {
t.Errorf("Test %d: %v", i, err)
}
}
}
var servicesCname = []*msg.Service{
{Host: "cname1.region2.skydns.test", Key: "a.server1.dev.region1.skydns.test."},
{Host: "cname2.region2.skydns.test", Key: "cname1.region2.skydns.test."},
{Host: "cname3.region2.skydns.test", Key: "cname2.region2.skydns.test."},
{Host: "cname4.region2.skydns.test", Key: "cname3.region2.skydns.test."},
{Host: "cname5.region2.skydns.test", Key: "cname4.region2.skydns.test."},
{Host: "cname6.region2.skydns.test", Key: "cname5.region2.skydns.test."},
{Host: "endpoint.region2.skydns.test", Key: "cname6.region2.skydns.test."},
{Host: "10.240.0.1", Key: "endpoint.region2.skydns.test."},
{Host: "mainendpoint.region2.skydns.test", Key: "region2.skydns.test."},
{Host: "cname2.region3.skydns.test", Key: "cname3.region3.skydns.test."},
{Host: "cname1.region3.skydns.test", Key: "cname2.region3.skydns.test."},
{Host: "endpoint.region3.skydns.test", Key: "cname1.region3.skydns.test."},
{Host: "", Key: "endpoint.region3.skydns.test.", Text: "SOME-RECORD-TEXT"},
}
var dnsTestCasesCname = []test.Case{
{ // Test 0
Qname: "a.server1.dev.region1.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
test.SRV("a.server1.dev.region1.skydns.test. 300 IN SRV 10 100 0 cname1.region2.skydns.test."),
},
Extra: []dns.RR{
test.CNAME("cname1.region2.skydns.test. 300 IN CNAME cname2.region2.skydns.test."),
test.CNAME("cname2.region2.skydns.test. 300 IN CNAME cname3.region2.skydns.test."),
test.CNAME("cname3.region2.skydns.test. 300 IN CNAME cname4.region2.skydns.test."),
test.CNAME("cname4.region2.skydns.test. 300 IN CNAME cname5.region2.skydns.test."),
test.CNAME("cname5.region2.skydns.test. 300 IN CNAME cname6.region2.skydns.test."),
test.CNAME("cname6.region2.skydns.test. 300 IN CNAME endpoint.region2.skydns.test."),
test.A("endpoint.region2.skydns.test. 300 IN A 10.240.0.1"),
},
},
{ // Test 1
Qname: "region2.skydns.test.", Qtype: dns.TypeCNAME,
Answer: []dns.RR{
test.CNAME("region2.skydns.test. 300 IN CNAME mainendpoint.region2.skydns.test."),
},
},
{ // Test 2
Qname: "endpoint.region3.skydns.test.", Qtype: dns.TypeCNAME,
Rcode: dns.RcodeSuccess,
Ns: []dns.RR{
test.SOA("skydns.test. 303 IN SOA ns.dns.skydns.test. hostmaster.skydns.test. 1546424605 7200 1800 86400 30"),
},
},
{ // Test 3
Qname: "cname3.region3.skydns.test.", Qtype: dns.TypeTXT,
Answer: []dns.RR{
test.CNAME("cname3.region3.skydns.test. 300 IN CNAME cname2.region3.skydns.test."),
test.CNAME("cname2.region3.skydns.test. 300 IN CNAME cname1.region3.skydns.test."),
test.CNAME("cname1.region3.skydns.test. 300 IN CNAME endpoint.region3.skydns.test."),
test.TXT("endpoint.region3.skydns.test. 300 IN TXT \"SOME-RECORD-TEXT\""),
},
},
}
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