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coredns/middleware/etcd/lookup_test.go
Miek Gieben 6eae17b0bd Add testing package 
This already includes a bunch of helper functions that aid in testing.
Factor out etcd and file testing to use this package.

Fixes: #50
2016-03-28 10:49:28 +01:00

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// +build etcd
package etcd
// etcd needs to be running on http://127.0.0.1:2379
// *and* needs connectivity to the internet for remotely resolving
// names.
import (
"github.com/miekg/coredns/middleware/etcd/msg"
"github.com/miekg/coredns/middleware/testing"
"github.com/miekg/dns"
)
// Note the key is encoded as DNS name, while in "reality" it is a etcd path.
var services = []*msg.Service{
{Host: "dev.server1", Port: 8080, Key: "a.server1.dev.region1.skydns.test."},
{Host: "10.0.0.1", Port: 8080, Key: "a.server1.prod.region1.skydns.test."},
{Host: "10.0.0.2", Port: 8080, Key: "b.server1.prod.region1.skydns.test."},
{Host: "::1", Port: 8080, Key: "b.server6.prod.region1.skydns.test."},
// Unresolvable internal name
{Host: "unresolvable.skydns.test", Key: "cname.prod.region1.skydns.test."},
// priority
{Host: "priority.server1", Priority: 333, Port: 8080, Key: "priority.skydns.test."},
// Subdomain
{Host: "sub.server1", Port: 0, Key: "a.sub.region1.skydns.test."},
{Host: "sub.server2", Port: 80, Key: "b.sub.region1.skydns.test."},
{Host: "10.0.0.1", Port: 8080, Key: "c.sub.region1.skydns.test."},
// Cname loop
{Host: "a.cname.skydns.test", Key: "b.cname.skydns.test."},
{Host: "b.cname.skydns.test", Key: "a.cname.skydns.test."},
}
var dnsTestCases = []testing.Case{
// SRV Test
{
Qname: "a.server1.dev.region1.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{testing.SRV("a.server1.dev.region1.skydns.test. 300 SRV 10 100 8080 dev.server1.")},
},
// SRV Test (case test)
{
Qname: "a.SERVer1.dEv.region1.skydns.tEst.", Qtype: dns.TypeSRV,
Answer: []dns.RR{testing.SRV("a.SERVer1.dEv.region1.skydns.tEst. 300 SRV 10 100 8080 dev.server1.")},
},
// NXDOMAIN Test
{
Qname: "doesnotexist.skydns.test.", Qtype: dns.TypeA,
Rcode: dns.RcodeNameError,
Ns: []dns.RR{
testing.SOA("skydns.test. 300 SOA ns.dns.skydns.test. hostmaster.skydns.test. 0 0 0 0 0"),
},
},
// A Test
{
Qname: "a.server1.prod.region1.skydns.test.", Qtype: dns.TypeA,
Answer: []dns.RR{testing.A("a.server1.prod.region1.skydns.test. 300 A 10.0.0.1")},
},
// SRV Test where target is IP address
{
Qname: "a.server1.prod.region1.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{testing.SRV("a.server1.prod.region1.skydns.test. 300 SRV 10 100 8080 a.server1.prod.region1.skydns.test.")},
Extra: []dns.RR{testing.A("a.server1.prod.region1.skydns.test. 300 A 10.0.0.1")},
},
// AAAA Test
{
Qname: "b.server6.prod.region1.skydns.test.", Qtype: dns.TypeAAAA,
Answer: []dns.RR{testing.AAAA("b.server6.prod.region1.skydns.test. 300 AAAA ::1")},
},
// Multiple A Record Test
{
Qname: "server1.prod.region1.skydns.test.", Qtype: dns.TypeA,
Answer: []dns.RR{
testing.A("server1.prod.region1.skydns.test. 300 A 10.0.0.1"),
testing.A("server1.prod.region1.skydns.test. 300 A 10.0.0.2"),
},
},
// Priority Test
{
Qname: "priority.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{testing.SRV("priority.skydns.test. 300 SRV 333 100 8080 priority.server1.")},
},
// Subdomain Test
{
Qname: "sub.region1.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
testing.SRV("sub.region1.skydns.test. 300 IN SRV 10 33 0 sub.server1."),
testing.SRV("sub.region1.skydns.test. 300 IN SRV 10 33 80 sub.server2."),
testing.SRV("sub.region1.skydns.test. 300 IN SRV 10 33 8080 c.sub.region1.skydns.test."),
},
Extra: []dns.RR{testing.A("c.sub.region1.skydns.test. 300 IN A 10.0.0.1")},
},
// CNAME (unresolvable internal name)
{
Qname: "cname.prod.region1.skydns.test.", Qtype: dns.TypeA,
Ns: []dns.RR{testing.SOA("skydns.test. 300 SOA ns.dns.skydns.test. hostmaster.skydns.test. 0 0 0 0 0")},
},
// Wildcard Test
{
Qname: "*.region1.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
testing.SRV("*.region1.skydns.test. 300 IN SRV 10 12 0 sub.server1."),
testing.SRV("*.region1.skydns.test. 300 IN SRV 10 12 0 unresolvable.skydns.test."),
testing.SRV("*.region1.skydns.test. 300 IN SRV 10 12 80 sub.server2."),
testing.SRV("*.region1.skydns.test. 300 IN SRV 10 12 8080 a.server1.prod.region1.skydns.test."),
testing.SRV("*.region1.skydns.test. 300 IN SRV 10 12 8080 b.server1.prod.region1.skydns.test."),
testing.SRV("*.region1.skydns.test. 300 IN SRV 10 12 8080 b.server6.prod.region1.skydns.test."),
testing.SRV("*.region1.skydns.test. 300 IN SRV 10 12 8080 c.sub.region1.skydns.test."),
testing.SRV("*.region1.skydns.test. 300 IN SRV 10 12 8080 dev.server1."),
},
Extra: []dns.RR{
testing.A("a.server1.prod.region1.skydns.test. 300 IN A 10.0.0.1"),
testing.A("b.server1.prod.region1.skydns.test. 300 IN A 10.0.0.2"),
testing.AAAA("b.server6.prod.region1.skydns.test. 300 IN AAAA ::1"),
testing.A("c.sub.region1.skydns.test. 300 IN A 10.0.0.1"),
},
},
// Wildcard Test
{
Qname: "prod.*.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
testing.SRV("prod.*.skydns.test. 300 IN SRV 10 25 0 unresolvable.skydns.test."),
testing.SRV("prod.*.skydns.test. 300 IN SRV 10 25 8080 a.server1.prod.region1.skydns.test."),
testing.SRV("prod.*.skydns.test. 300 IN SRV 10 25 8080 b.server1.prod.region1.skydns.test."),
testing.SRV("prod.*.skydns.test. 300 IN SRV 10 25 8080 b.server6.prod.region1.skydns.test."),
},
Extra: []dns.RR{
testing.A("a.server1.prod.region1.skydns.test. 300 IN A 10.0.0.1"),
testing.A("b.server1.prod.region1.skydns.test. 300 IN A 10.0.0.2"),
testing.AAAA("b.server6.prod.region1.skydns.test. 300 IN AAAA ::1"),
},
},
// Wildcard Test
{
Qname: "prod.any.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
testing.SRV("prod.any.skydns.test. 300 IN SRV 10 25 0 unresolvable.skydns.test."),
testing.SRV("prod.any.skydns.test. 300 IN SRV 10 25 8080 a.server1.prod.region1.skydns.test."),
testing.SRV("prod.any.skydns.test. 300 IN SRV 10 25 8080 b.server1.prod.region1.skydns.test."),
testing.SRV("prod.any.skydns.test. 300 IN SRV 10 25 8080 b.server6.prod.region1.skydns.test."),
},
Extra: []dns.RR{
testing.A("a.server1.prod.region1.skydns.test. 300 IN A 10.0.0.1"),
testing.A("b.server1.prod.region1.skydns.test. 300 IN A 10.0.0.2"),
testing.AAAA("b.server6.prod.region1.skydns.test. 300 IN AAAA ::1"),
},
},
// CNAME loop detection
{
Qname: "a.cname.skydns.test.", Qtype: dns.TypeA,
Ns: []dns.RR{testing.SOA("skydns.test. 300 SOA ns.dns.skydns.test. hostmaster.skydns.test. 1407441600 28800 7200 604800 60")},
},
// NODATA Test
{
Qname: "a.server1.dev.region1.skydns.test.", Qtype: dns.TypeTXT,
Ns: []dns.RR{testing.SOA("skydns.test. 300 SOA ns.dns.skydns.test. hostmaster.skydns.test. 0 0 0 0 0")},
},
}
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