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Add k8s external service CNAMEs (#677)

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* Add external service cnames

* remove cruft

* update CI k8s version

* change CI k8s version

* min k8s ver for ext services

* trying k8s 1.5

* k8s 1.5 requires ports spec

* remove kruft

* update dns schema version
This commit is contained in:
Chris O'Haver
2017-05-30 08:20:39 -04:00
committed by Miek Gieben
parent 2f2c90f391
commit d917ff5ac2
11 changed files with 293 additions and 16 deletions
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4
middleware/etcd/msg/type.go
View File

@@ -11,7 +11,7 @@ import (
//
// dns.TypeA: the service's Host field contains an A record.
// dns.TypeAAAA: the service's Host field contains an AAAA record.
// dns.TypeANY: the service's Host field contains a name.
// dns.TypeCNAME: the service's Host field contains a name.
//
// Note that a service can double/triple as a TXT record or MX record.
func (s *Service) HostType() (what uint16, normalized net.IP) {
@@ -20,7 +20,7 @@ func (s *Service) HostType() (what uint16, normalized net.IP) {
switch {
case ip == nil:
return dns.TypeANY, nil
return dns.TypeCNAME, nil
case ip.To4() != nil:
return dns.TypeA, ip.To4()

6
middleware/etcd/msg/type_test.go
View File

@@ -11,11 +11,11 @@ func TestType(t *testing.T) {
serv Service
expectedType uint16
}{
{Service{Host: "example.org"}, dns.TypeANY},
{Service{Host: "example.org"}, dns.TypeCNAME},
{Service{Host: "127.0.0.1"}, dns.TypeA},
{Service{Host: "2000::3"}, dns.TypeAAAA},
{Service{Host: "2000..3"}, dns.TypeANY},
{Service{Host: "127.0.0.257"}, dns.TypeANY},
{Service{Host: "2000..3"}, dns.TypeCNAME},
{Service{Host: "127.0.0.257"}, dns.TypeCNAME},
{Service{Host: "127.0.0.252", Mail: true}, dns.TypeA},
{Service{Host: "127.0.0.252", Mail: true, Text: "a"}, dns.TypeA},
{Service{Host: "127.0.0.254", Mail: false, Text: "a"}, dns.TypeA},