Skip to content

C
Coredns
Commit 4fe39f9e authored by Miek Gieben's avatar Miek Gieben
Browse files
Options

Port tests from SkyDNS 

This adds *most* of the tests from SkyDNS, things lacking is
the stubzone checking, groups and the trim prefix. These
will be added in subsequent PRs and in separate test files.
parent b45208e3
Hide whitespace changes
Inline Side-by-side
Showing with 77 additions and 102 deletions
middleware/etcd/etcd.go
View file @ 4fe39f9e
......@@ -24,6 +24,9 @@ type Etcd struct {
PathPrefix string
}
// Records looks up records in etcd. If exact is true, it will lookup just
// this name. This is used when find matches when completing SRV lookups
// for instance.
func (g Etcd) Records(name string, exact bool) ([]msg.Service, error) {
path, star := g.PathWithWildcard(name)
r, err := g.Get(path, true)
......
middleware/etcd/lookup.go
View file @ 4fe39f9e
......@@ -197,15 +197,13 @@ func (e Etcd) SRV(zone string, state middleware.State) (records []dns.RR, extra
break
}
// Internal name, we should have some info on them, either v4 or v6
// Clients expect a complete answer, because we are a recursor in their
// view.
// Clients expect a complete answer, because we are a recursor in their view.
state1 := copyState(state, srv.Target, dns.TypeA)
// TODO(both is true here!
addr, e1 := e.A(zone, state1, nil)
if e1 == nil {
extra = append(extra, addr...)
}
// e.AAA(zone, state1, nil) as well...
// e.AAA(zone, state1, nil) as well...?
case ip.To4() != nil:
serv.Host = e.Domain(serv.Key)
srv := serv.NewSRV(state.QName(), weight)
......@@ -264,7 +262,6 @@ func (e Etcd) MX(zone string, state middleware.State) (records []dns.RR, extra [
break
}
// Internal name
// both is true here as well
state1 := copyState(state, mx.Mx, dns.TypeA)
addr, e1 := e.A(zone, state1, nil)
if e1 == nil {
......@@ -319,11 +316,15 @@ func (e Etcd) TXT(zone string, state middleware.State) (records []dns.RR, err er
}
// synthesis a SOA Record.
// TODO(miek): finish
func (e Etcd) SOA(zone string, state middleware.State) *dns.SOA {
header := dns.RR_Header{Name: zone, Rrtype: dns.TypeSOA, Ttl: 300, Class: dns.ClassINET}
return &dns.SOA{Hdr: header, Mbox: "hostmaster." + zone, Ns: "ns.dns." + zone}
}
// TODO(miek): NS records, DS and DNSKEY ones...? prolly so that the signing will
// work...
func isDuplicateCNAME(r *dns.CNAME, records []dns.RR) bool {
for _, rec := range records {
if v, ok := rec.(*dns.CNAME); ok {
......@@ -336,7 +337,7 @@ func isDuplicateCNAME(r *dns.CNAME, records []dns.RR) bool {
}
func copyState(state middleware.State, target string, typ uint16) middleware.State {
state1 := state
state1 := middleware.State{W: state.W, Req: state.Req.Copy()}
state1.Req.Question[0] = dns.Question{dns.Fqdn(target), dns.ClassINET, typ}
return state1
}
middleware/etcd/lookup_test.go
View file @ 4fe39f9e
// +build net
// +build etcd
package etcd
......@@ -13,30 +13,28 @@ import (
// Note the key is encoded as DNS name, while in "reality" it is a etcd path.
var services = []*msg.Service{
{Host: "server1", Port: 8080, Key: "a.server1.dev.region1.skydns.test."},
{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."},
// CNAME dedup
{Host: "www.miek.nl", Key: "a.miek.nl.skydns.test."},
{Host: "www.miek.nl", Key: "b.miek.nl.skydns.test."},
// Unresolvable internal name
{Host: "unresolvable.skydns.test", Key: "cname.prod.region1.skydns.test."},
// priority
{Host: "server1", Priority: 333, Port: 8080, Key: "priority.skydns.test."},
{Host: "priority.server1", Priority: 333, Port: 8080, Key: "priority.skydns.test."},
// Subdomain
{Host: "server1", Port: 0, Key: "a.sub.region1.skydns.test."},
{Host: "server2", Port: 80, Key: "b.sub.region1.skydns.test."},
{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 = []dnsTestCase{
// SRV Test
{
Qname: "a.server1.dev.region1.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{newSRV("a.server1.dev.region1.skydns.test. 300 SRV 10 100 8080 server1.")},
Answer: []dns.RR{newSRV("a.server1.dev.region1.skydns.test. 300 SRV 10 100 8080 dev.server1.")},
},
// NXDOMAIN Test
{
......@@ -73,109 +71,80 @@ var dnsTestCases = []dnsTestCase{
// Priority Test
{
Qname: "priority.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{newSRV("priority.skydns.test. 300 SRV 333 100 8080 server1.")},
Answer: []dns.RR{newSRV("priority.skydns.test. 300 SRV 333 100 8080 priority.server1.")},
},
// Subdomain Test
{
Qname: "sub.region1.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
newSRV("sub.region1.skydns.test. 300 IN SRV 10 33 0 server1."),
newSRV("sub.region1.skydns.test. 300 IN SRV 10 33 80 server2."),
newSRV("sub.region1.skydns.test. 300 IN SRV 10 33 0 sub.server1."),
newSRV("sub.region1.skydns.test. 300 IN SRV 10 33 80 sub.server2."),
newSRV("sub.region1.skydns.test. 300 IN SRV 10 33 8080 c.sub.region1.skydns.test."),
},
Extra: []dns.RR{newA("c.sub.region1.skydns.test. 300 IN A 10.0.0.1")},
},
// Multi SRV with the same target, should be dedupped.
{
Qname: "*.miek.nl.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
newSRV("*.miek.nl.skydns.test. 300 IN SRV 10 100 0 www.miek.nl."),
},
// TODO(miek): bit stupid to rely on my home DNS setup for this...
Extra: []dns.RR{
// 303 ttl: don't care for the ttl on these RRs.
newA("a.miek.nl. 303 IN A 139.162.196.78"),
newAAAA("a.miek.nl. 303 IN AAAA 2a01:7e00::f03c:91ff:fef1:6735"),
newCNAME("www.miek.nl. 303 IN CNAME a.miek.nl."),
},
},
// CNAME (unresolvable internal name)
{
Qname: "cname.prod.region1.skydns.test.", Qtype: dns.TypeA,
Ns: []dns.RR{newSOA("skydns.test. 300 SOA ns.dns.skydns.test. hostmaster.skydns.test. 0 0 0 0 0")},
},
/*
// CNAME (resolvable external name)
{
Qname: "external1.cname.skydns.test.", Qtype: dns.TypeA,
Answer: []dns.RR{
newA("a.miek.nl. 60 IN A 139.162.196.78"),
newCNAME("external1.cname.skydns.test. 60 IN CNAME www.miek.nl."),
newCNAME("www.miek.nl. 60 IN CNAME a.miek.nl."),
},
},
// CNAME (unresolvable external name)
{
Qname: "external2.cname.skydns.test.", Qtype: dns.TypeA,
Answer: []dns.RR{},
Ns: []dns.RR{newSOA("skydns.test. 60 SOA ns.dns.skydns.test. hostmaster.skydns.test. 1407441600 28800 7200 604800 60")},
},
// CNAME loop detection
{
Qname: "3.cname.skydns.test.", Qtype: dns.TypeA,
Answer: []dns.RR{},
Ns: []dns.RR{newSOA("skydns.test. 60 SOA ns.dns.skydns.test. hostmaster.skydns.test. 1407441600 28800 7200 604800 60")},
},
// Wildcard Test
{
Qname: "*.region1.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
newSRV("*.region1.skydns.test. 300 SRV 10 33 0 104.server1.dev.region1.skydns.test."),
newSRV("*.region1.skydns.test. 300 SRV 10 33 80 server2"),
newSRV("*.region1.skydns.test. 300 SRV 10 33 8080 server1.")},
Extra: []dns.RR{newA("104.server1.dev.region1.skydns.test. 300 A 10.0.0.1")},
},
// Wildcard Test
{
Qname: "prod.*.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
newSRV("prod.*.skydns.test. 300 IN SRV 10 50 0 105.server3.prod.region2.skydns.test."),
newSRV("prod.*.skydns.test. 300 IN SRV 10 50 80 server2.")},
Extra: []dns.RR{newAAAA("105.server3.prod.region2.skydns.test. 300 IN AAAA 2001::8:8:8:8")},
// Wildcard Test
{
Qname: "*.region1.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
newSRV("*.region1.skydns.test. 300 IN SRV 10 14 0 sub.server1."),
newSRV("*.region1.skydns.test. 300 IN SRV 10 14 0 unresolvable.skydns.test."),
newSRV("*.region1.skydns.test. 300 IN SRV 10 14 80 sub.server2."),
newSRV("*.region1.skydns.test. 300 IN SRV 10 14 8080 a.server1.prod.region1.skydns.test."),
newSRV("*.region1.skydns.test. 300 IN SRV 10 14 8080 b.server1.prod.region1.skydns.test."),
newSRV("*.region1.skydns.test. 300 IN SRV 10 14 8080 b.server6.prod.region1.skydns.test."),
newSRV("*.region1.skydns.test. 300 IN SRV 10 14 8080 dev.server1."),
},
// Wildcard Test
{
Qname: "prod.any.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
newSRV("prod.any.skydns.test. 300 IN SRV 10 50 0 105.server3.prod.region2.skydns.test."),
newSRV("prod.any.skydns.test. 300 IN SRV 10 50 80 server2.")},
Extra: []dns.RR{newAAAA("105.server3.prod.region2.skydns.test. 300 IN AAAA 2001::8:8:8:8")},
Extra: []dns.RR{
newA("a.server1.prod.region1.skydns.test. 300 IN A 10.0.0.1"),
newA("b.server1.prod.region1.skydns.test. 300 IN A 10.0.0.2"),
newAAAA("b.server6.prod.region1.skydns.test. 300 IN AAAA ::1"),
},
// NODATA Test
{
Qname: "104.server1.dev.region1.skydns.test.", Qtype: dns.TypeTXT,
Ns: []dns.RR{newSOA("skydns.test. 300 SOA ns.dns.skydns.test. hostmaster.skydns.test. 0 0 0 0 0")},
},
// Wildcard Test
{
Qname: "prod.*.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
newSRV("prod.*.skydns.test. 300 IN SRV 10 25 0 unresolvable.skydns.test."),
newSRV("prod.*.skydns.test. 300 IN SRV 10 25 8080 a.server1.prod.region1.skydns.test."),
newSRV("prod.*.skydns.test. 300 IN SRV 10 25 8080 b.server1.prod.region1.skydns.test."),
newSRV("prod.*.skydns.test. 300 IN SRV 10 25 8080 b.server6.prod.region1.skydns.test."),
},
// NODATA Test 2
{
Qname: "100.server1.dev.region1.skydns.test.", Qtype: dns.TypeA,
Rcode: dns.RcodeSuccess,
Ns: []dns.RR{newSOA("skydns.test. 300 SOA ns.dns.skydns.test. hostmaster.skydns.test. 0 0 0 0 0")},
Extra: []dns.RR{
newA("a.server1.prod.region1.skydns.test. 300 IN A 10.0.0.1"),
newA("b.server1.prod.region1.skydns.test. 300 IN A 10.0.0.2"),
newAAAA("b.server6.prod.region1.skydns.test. 300 IN AAAA ::1"),
},
{
// One has group, the other has not... Include the non-group always.
Qname: "dom2.skydns.test.", Qtype: dns.TypeA,
Answer: []dns.RR{
newA("dom2.skydns.test. IN A 127.0.0.1"),
newA("dom2.skydns.test. IN A 127.0.0.2"),
},
},
// Wildcard Test
{
Qname: "prod.any.skydns.test.", Qtype: dns.TypeSRV,
Answer: []dns.RR{
newSRV("prod.any.skydns.test. 300 IN SRV 10 25 0 unresolvable.skydns.test."),
newSRV("prod.any.skydns.test. 300 IN SRV 10 25 8080 a.server1.prod.region1.skydns.test."),
newSRV("prod.any.skydns.test. 300 IN SRV 10 25 8080 b.server1.prod.region1.skydns.test."),
newSRV("prod.any.skydns.test. 300 IN SRV 10 25 8080 b.server6.prod.region1.skydns.test."),
},
{
// The groups differ.
Qname: "dom1.skydns.test.", Qtype: dns.TypeA,
Answer: []dns.RR{
newA("dom1.skydns.test. IN A 127.0.0.1"),
},
Extra: []dns.RR{
newA("a.server1.prod.region1.skydns.test. 300 IN A 10.0.0.1"),
newA("b.server1.prod.region1.skydns.test. 300 IN A 10.0.0.2"),
newAAAA("b.server6.prod.region1.skydns.test. 300 IN AAAA ::1"),
},
*/
},
// CNAME loop detection
{
Qname: "a.cname.skydns.test.", Qtype: dns.TypeA,
Ns: []dns.RR{newSOA("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{newSOA("skydns.test. 300 SOA ns.dns.skydns.test. hostmaster.skydns.test. 0 0 0 0 0")},
},
}
middleware/etcd/setup_test.go
View file @ 4fe39f9e
// +build etcd
package etcd
// etcd needs to be running on http://127.0.0.1:2379
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment