AWS Route53 dnsprovider

federation/pkg/dnsprovider/providers/aws/route53/interface.go

+/*
+Copyright 2016 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package route53
+
+import (
+	"k8s.io/kubernetes/federation/pkg/dnsprovider"
+	"k8s.io/kubernetes/federation/pkg/dnsprovider/providers/aws/route53/testing"
+)
+
+// Compile time check for interface adeherence
+var _ dnsprovider.Interface = Interface{}
+
+type Interface struct {
+	service testing.Route53API
+}
+
+// newInterfaceWithStub facilitates stubbing out the underlying AWS Route53
+// library for testing purposes.  It returns an provider-independent interface.
+func newInterfaceWithStub(service testing.Route53API) *Interface {
+	return &Interface{service}
+}
+
+func (i Interface) Zones() (zones dnsprovider.Zones, supported bool) {
+	return Zones{&i}, true
+}

federation/pkg/dnsprovider/providers/aws/route53/route53.go

+/*
+Copyright 2016 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// route53 is the implementation of pkg/dnsprovider interface for AWS Route53
+package route53
+
+import (
+	"io"
+
+	"k8s.io/kubernetes/federation/pkg/dnsprovider"
+
+	"github.com/aws/aws-sdk-go/aws/session"
+	"github.com/aws/aws-sdk-go/service/route53"
+)
+
+const (
+	ProviderName = "aws-route53"
+)
+
+func init() {
+	dnsprovider.RegisterDnsProvider(ProviderName, func(config io.Reader) (dnsprovider.Interface, error) {
+		return newRoute53(config)
+	})
+}
+
+// newRoute53 creates a new instance of an AWS Route53 DNS Interface.
+func newRoute53(config io.Reader) (*Interface, error) {
+	// Connect to AWS Route53 - TODO: Do more sophisticated auth
+	svc := route53.New(session.New())
+	return newInterfaceWithStub(svc), nil
+}

federation/pkg/dnsprovider/providers/aws/route53/route53_test.go

+/*
+Copyright 2016 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package route53
+
+import (
+	"flag"
+	"fmt"
+	"os"
+	"testing"
+
+	"k8s.io/kubernetes/federation/pkg/dnsprovider"
+	route53testing "k8s.io/kubernetes/federation/pkg/dnsprovider/providers/aws/route53/testing"
+	"k8s.io/kubernetes/federation/pkg/dnsprovider/rrstype"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/service/route53"
+)
+
+func newTestInterface() (dnsprovider.Interface, error) {
+	// Use this to test the real cloud service.
+	// i, err := dnsprovider.GetDnsProvider(ProviderName, strings.NewReader("\n[global]\nproject-id = federation0-cluster00"))
+	return newFakeInterface() // Use this to stub out the entire cloud service
+}
+
+func newFakeInterface() (dnsprovider.Interface, error) {
+	var service route53testing.Route53API
+	service = route53testing.NewRoute53APIStub()
+	iface := newInterfaceWithStub(service)
+	// Add a fake zone to test against.
+	params := &route53.CreateHostedZoneInput{
+		CallerReference: aws.String("Nonce"),       // Required
+		Name:            aws.String("example.com"), // Required
+	}
+	_, err := iface.service.CreateHostedZone(params)
+	if err != nil {
+		return nil, err
+	}
+	return iface, nil
+}
+
+var interface_ dnsprovider.Interface
+
+func TestMain(m *testing.M) {
+	fmt.Printf("Parsing flags.\n")
+	flag.Parse()
+	var err error
+	fmt.Printf("Getting new test interface.\n")
+	interface_, err = newTestInterface()
+	if err != nil {
+		fmt.Printf("Error creating interface: %v", err)
+		os.Exit(1)
+	}
+	fmt.Printf("Running tests...\n")
+	os.Exit(m.Run())
+}
+
+// firstZone returns the first zone for the configured dns provider account/project,
+// or fails if it can't be found
+func firstZone(t *testing.T) dnsprovider.Zone {
+	t.Logf("Getting zones")
+	z, supported := interface_.Zones()
+	if supported {
+		t.Logf("Got zones %v\n", z)
+	} else {
+		t.Fatalf("Zones interface not supported by interface %v", interface_)
+	}
+	zones, err := z.List()
+	if err != nil {
+		t.Fatalf("Failed to list zones: %v", err)
+	} else {
+		t.Logf("Got zone list: %v\n", zones)
+	}
+	if len(zones) < 1 {
+		t.Fatalf("Zone listing returned %d, expected >= %d", len(zones), 1)
+	} else {
+		t.Logf("Got at least 1 zone in list:%v\n", zones[0])
+	}
+	return zones[0]
+}
+
+/* rrs returns the ResourceRecordSets interface for a given zone */
+func rrs(t *testing.T, zone dnsprovider.Zone) (r dnsprovider.ResourceRecordSets) {
+	rrsets, supported := zone.ResourceRecordSets()
+	if !supported {
+		t.Fatalf("ResourceRecordSets interface not supported by zone %v", zone)
+		return r
+	}
+	return rrsets
+}
+
+func listRrsOrFail(t *testing.T, rrsets dnsprovider.ResourceRecordSets) []dnsprovider.ResourceRecordSet {
+	rrset, err := rrsets.List()
+	if err != nil {
+		t.Fatalf("Failed to list recordsets: %v", err)
+	} else {
+		if len(rrset) < 0 {
+			t.Fatalf("Record set length=%d, expected >=0", len(rrset))
+		} else {
+			t.Logf("Got %d recordsets: %v", len(rrset), rrset)
+		}
+	}
+	return rrset
+}
+
+func getExampleRrs(zone dnsprovider.Zone) dnsprovider.ResourceRecordSet {
+	rrsets, _ := zone.ResourceRecordSets()
+	return rrsets.New("www11."+zone.Name(), []string{"10.10.10.10", "169.20.20.20"}, 180, rrstype.A)
+}
+
+func getInvalidRrs(zone dnsprovider.Zone) dnsprovider.ResourceRecordSet {
+	rrsets, _ := zone.ResourceRecordSets()
+	return rrsets.New("www12."+zone.Name(), []string{"rubbish", "rubbish"}, 180, rrstype.A)
+}
+
+func addRrsetOrFail(t *testing.T, rrsets dnsprovider.ResourceRecordSets, rrset dnsprovider.ResourceRecordSet) dnsprovider.ResourceRecordSet {
+	result, err := rrsets.Add(rrset)
+	if err != nil {
+		t.Fatalf("Failed to add recordsets: %v", err)
+	}
+	return result
+}
+
+/* TestResourceRecordSetsList verifies that listing of zones succeeds */
+func TestZonesList(t *testing.T) {
+	firstZone(t)
+}
+
+/* TestResourceRecordSetsList verifies that listing of RRS's succeeds */
+func TestResourceRecordSetsList(t *testing.T) {
+	listRrsOrFail(t, rrs(t, firstZone(t)))
+}
+
+/* TestResourceRecordSetsAddSuccess verifies that addition of a valid RRS succeeds */
+func TestResourceRecordSetsAddSuccess(t *testing.T) {
+	zone := firstZone(t)
+	sets := rrs(t, zone)
+	set := addRrsetOrFail(t, sets, getExampleRrs(zone))
+	defer sets.Remove(set)
+	t.Logf("Successfully added resource record set: %v", set)
+}
+
+/* TestResourceRecordSetsAdditionVisible verifies that added RRS is visible after addition */
+func TestResourceRecordSetsAdditionVisible(t *testing.T) {
+	zone := firstZone(t)
+	sets := rrs(t, zone)
+	rrset := getExampleRrs(zone)
+	set := addRrsetOrFail(t, sets, rrset)
+	defer sets.Remove(set)
+	t.Logf("Successfully added resource record set: %v", set)
+	found := false
+	for _, record := range listRrsOrFail(t, sets) {
+		if record.Name() == rrset.Name() {
+			found = true
+			break
+		}
+	}
+	if !found {
+		t.Errorf("Failed to find added resource record set %s", rrset.Name())
+	}
+}
+
+/* TestResourceRecordSetsAddDuplicateFail verifies that addition of a duplicate RRS fails */
+func TestResourceRecordSetsAddDuplicateFail(t *testing.T) {
+	zone := firstZone(t)
+	sets := rrs(t, zone)
+	rrset := getExampleRrs(zone)
+	set := addRrsetOrFail(t, sets, rrset)
+	defer sets.Remove(set)
+	t.Logf("Successfully added resource record set: %v", set)
+	// Try to add it again, and verify that the call fails.
+	rrs, err := sets.Add(rrset)
+	if err == nil {
+		defer sets.Remove(rrs)
+		t.Errorf("Should have failed to add duplicate resource record %v, but succeeded instead.", set)
+	} else {
+		t.Logf("Correctly failed to add duplicate resource record %v: %v", set, err)
+	}
+}
+
+/* TestResourceRecordSetsRemove verifies that the removal of an existing RRS succeeds */
+func TestResourceRecordSetsRemove(t *testing.T) {
+	zone := firstZone(t)
+	sets := rrs(t, zone)
+	rrset := getExampleRrs(zone)
+	set := addRrsetOrFail(t, sets, rrset)
+	err := sets.Remove(set)
+	if err != nil {
+		// Try again to clean up.
+		defer sets.Remove(rrset)
+		t.Errorf("Failed to remove resource record set %v after adding", rrset)
+	} else {
+		t.Logf("Successfully removed resource set %v after adding", set)
+	}
+}
+
+/* TestResourceRecordSetsRemoveGone verifies that a removed RRS no longer exists */
+func TestResourceRecordSetsRemoveGone(t *testing.T) {
+	zone := firstZone(t)
+	sets := rrs(t, zone)
+	rrset := getExampleRrs(zone)
+	set := addRrsetOrFail(t, sets, rrset)
+	err := sets.Remove(set)
+	if err != nil {
+		// Try again to clean up.
+		defer sets.Remove(rrset)
+		t.Errorf("Failed to remove resource record set %v after adding", rrset)
+	} else {
+		t.Logf("Successfully removed resource set %v after adding", set)
+	}
+	// Check that it's gone
+	list := listRrsOrFail(t, sets)
+	found := false
+	for _, set := range list {
+		if set.Name() == rrset.Name() {
+			found = true
+			break
+		}
+	}
+	if found {
+		t.Errorf("Deleted resource record set %v is still present", rrset)
+	}
+}

federation/pkg/dnsprovider/providers/aws/route53/rrset.go

+/*
+Copyright 2016 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package route53
+
+import (
+	"k8s.io/kubernetes/federation/pkg/dnsprovider"
+	"k8s.io/kubernetes/federation/pkg/dnsprovider/rrstype"
+
+	"github.com/aws/aws-sdk-go/service/route53"
+)
+
+// Compile time check for interface adeherence
+var _ dnsprovider.ResourceRecordSet = ResourceRecordSet{}
+
+type ResourceRecordSet struct {
+	impl   *route53.ResourceRecordSet
+	rrsets *ResourceRecordSets
+}
+
+func (rrset ResourceRecordSet) Name() string {
+	return *rrset.impl.Name
+}
+
+func (rrset ResourceRecordSet) Rrdatas() []string {
+	// Sigh - need to unpack the strings out of the route53 ResourceRecords
+	result := make([]string, len(rrset.impl.ResourceRecords))
+	for i, record := range rrset.impl.ResourceRecords {
+		result[i] = *record.Value
+	}
+	return result
+}
+
+func (rrset ResourceRecordSet) Ttl() int64 {
+	return *rrset.impl.TTL
+}
+
+func (rrset ResourceRecordSet) Type() rrstype.RrsType {
+	return rrstype.RrsType(*rrset.impl.Type)
+}

federation/pkg/dnsprovider/providers/aws/route53/rrsets.go

+/*
+Copyright 2016 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package route53
+
+import (
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/service/route53"
+	"k8s.io/kubernetes/federation/pkg/dnsprovider"
+	"k8s.io/kubernetes/federation/pkg/dnsprovider/rrstype"
+)
+
+// Compile time check for interface adeherence
+var _ dnsprovider.ResourceRecordSets = ResourceRecordSets{}
+
+type ResourceRecordSets struct {
+	zone *Zone
+}
+
+func (rrsets ResourceRecordSets) List() ([]dnsprovider.ResourceRecordSet, error) {
+	input := route53.ListResourceRecordSetsInput{
+		HostedZoneId: rrsets.zone.impl.Id,
+	}
+	response, err := rrsets.zone.zones.interface_.service.ListResourceRecordSets(&input)
+	// TODO: Handle truncated responses
+	if err != nil {
+		return nil, err
+	}
+	list := make([]dnsprovider.ResourceRecordSet, len(response.ResourceRecordSets))
+	for i, rrset := range response.ResourceRecordSets {
+		list[i] = &ResourceRecordSet{rrset, &rrsets}
+	}
+	return list, nil
+}
+
+func (rrsets ResourceRecordSets) Add(rrset dnsprovider.ResourceRecordSet) (dnsprovider.ResourceRecordSet, error) {
+	service := rrsets.zone.zones.interface_.service
+	input := getChangeResourceRecordSetsInput("CREATE", rrset.Name(), string(rrset.Type()), *rrset.(ResourceRecordSet).rrsets.zone.impl.Id, rrset.Rrdatas(), rrset.Ttl())
+	_, err := service.ChangeResourceRecordSets(input)
+	if err != nil {
+		// Cast err to awserr.Error to get the Code and
+		// Message from an error.
+		return nil, err
+	}
+	return ResourceRecordSet{input.ChangeBatch.Changes[0].ResourceRecordSet, &rrsets}, nil
+}
+
+func (rrsets ResourceRecordSets) Remove(rrset dnsprovider.ResourceRecordSet) error {
+	input := getChangeResourceRecordSetsInput("DELETE", rrset.Name(), string(rrset.Type()), *rrset.(ResourceRecordSet).rrsets.zone.impl.Id, rrset.Rrdatas(), rrset.Ttl())
+	_, err := rrsets.zone.zones.interface_.service.ChangeResourceRecordSets(input)
+	if err != nil {
+		// Cast err to awserr.Error to get the Code and
+		// Message from an error.
+		return err
+	}
+	return nil
+}
+
+func getChangeResourceRecordSetsInput(action, name, type_, hostedZoneId string, rrdatas []string, ttl int64) *route53.ChangeResourceRecordSetsInput {
+	input := &route53.ChangeResourceRecordSetsInput{
+		ChangeBatch: &route53.ChangeBatch{ // Required
+			Changes: []*route53.Change{ // Required
+				{ // Required
+					Action: aws.String(action), // Required
+					ResourceRecordSet: &route53.ResourceRecordSet{ // Required
+						Name: aws.String(name),  // Required
+						Type: aws.String(type_), // Required
+						/*
+							AliasTarget: &route53.AliasTarget{
+								DNSName:              aws.String("DNSName"),    // Required
+								EvaluateTargetHealth: aws.Bool(true),           // Required
+								HostedZoneId:         aws.String("ResourceId"), // Required
+							},
+							Failover: aws.String("ResourceRecordSetFailover"),
+							GeoLocation: &route53.GeoLocation{
+								ContinentCode:   aws.String("GeoLocationContinentCode"),
+								CountryCode:     aws.String("GeoLocationCountryCode"),
+								SubdivisionCode: aws.String("GeoLocationSubdivisionCode"),
+							},
+							HealthCheckId: aws.String("HealthCheckId"),
+							Region:        aws.String("ResourceRecordSetRegion"),
+						*/
+						ResourceRecords: []*route53.ResourceRecord{
+							{ // Required
+								Value: aws.String(rrdatas[0]), // Required
+							},
+							// More values...
+						},
+						/*
+							SetIdentifier: aws.String("ResourceRecordSetIdentifier"),
+
+						*/
+						TTL: aws.Int64(ttl),
+						/*
+							TrafficPolicyInstanceId: aws.String("TrafficPolicyInstanceId"),
+							Weight:                  aws.Int64(1),
+						*/
+					},
+				},
+				// More values...
+			},
+		},
+		HostedZoneId: aws.String(hostedZoneId), // Required
+	}
+}
+
+func (rrsets ResourceRecordSets) New(name string, rrdatas []string, ttl int64, rrstype rrstype.RrsType) dnsprovider.ResourceRecordSet {
+	rrstypeStr := string(rrstype)
+	return ResourceRecordSet{
+		&route53.ResourceRecordSet{
+			Name: &name,
+			Type: &rrstypeStr,
+			TTL:  &ttl,
+			ResourceRecords: []*route53.ResourceRecord{
+				{
+					Value: &rrdatas[0],
+				},
+			},
+		}, // TODO: Add remaining rrdatas
+		&rrsets,
+	}
+}

federation/pkg/dnsprovider/providers/aws/route53/testing/route53api.go

+/*
+Copyright 2016 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+/* internal implements a stub for the AWS Route53 API, used primarily for unit testing purposes */
+package testing
+
+import (
+	"fmt"
+	"github.com/aws/aws-sdk-go/service/route53"
+)
+
+// Compile time check for interface conformance
+var _ Route53API = &Route53APIStub{}
+
+/* Route53API is the subset of the AWS Route53 API that we actually use.  Add methods as required. Signatures must match exactly. */
+type Route53API interface {
+	ListResourceRecordSets(*route53.ListResourceRecordSetsInput) (*route53.ListResourceRecordSetsOutput, error)
+	ChangeResourceRecordSets(*route53.ChangeResourceRecordSetsInput) (*route53.ChangeResourceRecordSetsOutput, error)
+	ListHostedZones(*route53.ListHostedZonesInput) (*route53.ListHostedZonesOutput, error)
+	CreateHostedZone(*route53.CreateHostedZoneInput) (*route53.CreateHostedZoneOutput, error)
+}
+
+// Route53APIStub is a minimal implementation of Route53API, used primarily for unit testing.
+// See http://http://docs.aws.amazon.com/sdk-for-go/api/service/route53.html for descriptions
+// of all of it's methods.
+type Route53APIStub struct {
+	zones      map[string]*route53.HostedZone
+	recordSets map[string]map[string][]*route53.ResourceRecordSet
+}
+
+// NewRoute53APIStub returns an initlialized Route53APIStub
+func NewRoute53APIStub() *Route53APIStub {
+	return &Route53APIStub{
+		zones:      make(map[string]*route53.HostedZone),
+		recordSets: make(map[string]map[string][]*route53.ResourceRecordSet),
+	}
+}
+
+func (r *Route53APIStub) ListResourceRecordSets(input *route53.ListResourceRecordSetsInput) (*route53.ListResourceRecordSetsOutput, error) {
+	output := route53.ListResourceRecordSetsOutput{} // TODO: Support optional input args.
+	if len(r.recordSets) <= 0 {
+		output.ResourceRecordSets = []*route53.ResourceRecordSet{}
+	} else if _, ok := r.recordSets[*input.HostedZoneId]; !ok {
+		output.ResourceRecordSets = []*route53.ResourceRecordSet{}
+	} else {
+		for _, rrsets := range r.recordSets[*input.HostedZoneId] {
+			for _, rrset := range rrsets {
+				output.ResourceRecordSets = append(output.ResourceRecordSets, rrset)
+			}
+		}
+	}
+	return &output, nil
+}
+
+func (r *Route53APIStub) ChangeResourceRecordSets(input *route53.ChangeResourceRecordSetsInput) (*route53.ChangeResourceRecordSetsOutput, error) {
+	output := &route53.ChangeResourceRecordSetsOutput{}
+	recordSets, ok := r.recordSets[*input.HostedZoneId]
+	if !ok {
+		recordSets = make(map[string][]*route53.ResourceRecordSet)
+	}
+
+	for _, change := range input.ChangeBatch.Changes {
+		switch *change.Action {
+		case route53.ChangeActionCreate:
+			if _, found := recordSets[*change.ResourceRecordSet.Name]; found {
+				return nil, fmt.Errorf("Attempt to create duplicate rrset %s", change.ResourceRecordSet.Name) // TODO: Return AWS errors with codes etc
+			}
+			recordSets[*change.ResourceRecordSet.Name] = append(recordSets[*change.ResourceRecordSet.Name], change.ResourceRecordSet)
+		case route53.ChangeActionDelete:
+			if _, found := recordSets[*change.ResourceRecordSet.Name]; !found {
+				return nil, fmt.Errorf("Attempt to delete non-existant rrset %s", change.ResourceRecordSet.Name) // TODO: Check other fields too
+			}
+			delete(recordSets, *change.ResourceRecordSet.Name)
+		case route53.ChangeActionUpsert:
+			// TODO - not used yet
+		}
+	}
+	r.recordSets[*input.HostedZoneId] = recordSets
+	return output, nil // TODO: We should ideally return status etc, but we dont' use that yet.
+}
+
+func (r *Route53APIStub) ListHostedZones(*route53.ListHostedZonesInput) (*route53.ListHostedZonesOutput, error) {
+	output := &route53.ListHostedZonesOutput{}
+	for _, zone := range r.zones {
+		output.HostedZones = append(output.HostedZones, zone)
+	}
+	return output, nil
+}
+
+func (r *Route53APIStub) CreateHostedZone(input *route53.CreateHostedZoneInput) (*route53.CreateHostedZoneOutput, error) {
+	if _, ok := r.zones[*input.Name]; ok {
+		return nil, fmt.Errorf("Error creating hosted DNS zone: %s already exists", input.Name)
+	}
+	r.zones[*input.Name] = &route53.HostedZone{
+		Id:   input.Name,
+		Name: input.Name,
+	}
+	return &route53.CreateHostedZoneOutput{HostedZone: r.zones[*input.Name]}, nil
+}

federation/pkg/dnsprovider/providers/aws/route53/zone.go

+/*
+Copyright 2016 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package route53
+
+import (
+	"github.com/aws/aws-sdk-go/service/route53"
+	"k8s.io/kubernetes/federation/pkg/dnsprovider"
+)
+
+// Compile time check for interface adeherence
+var _ dnsprovider.Zone = &Zone{}
+
+type Zone struct {
+	impl  *route53.HostedZone
+	zones *Zones
+}
+
+func (zone *Zone) Name() string {
+	return *zone.impl.Name
+}
+
+func (zone *Zone) ResourceRecordSets() (dnsprovider.ResourceRecordSets, bool) {
+	return &ResourceRecordSets{zone}, true
+}

federation/pkg/dnsprovider/providers/aws/route53/zones.go

+/*
+Copyright 2016 The Kubernetes Authors All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package route53
+
+import (
+	"github.com/aws/aws-sdk-go/service/route53"
+	"k8s.io/kubernetes/federation/pkg/dnsprovider"
+)
+
+// Compile time check for interface adeherence
+var _ dnsprovider.Zones = Zones{}
+
+type Zones struct {
+	interface_ *Interface
+}
+
+func (zones Zones) List() ([]dnsprovider.Zone, error) {
+	input := route53.ListHostedZonesInput{}
+	response, err := zones.interface_.service.ListHostedZones(&input)
+	if err != nil {
+		return []dnsprovider.Zone{}, err
+	}
+	hostedZones := response.HostedZones
+	// TODO: Handle result truncation
+	// https://docs.aws.amazon.com/sdk-for-go/api/service/route53/Route53.html#ListHostedZones-instance_method
+	zoneList := make([]dnsprovider.Zone, len(hostedZones))
+	for i, zone := range hostedZones {
+		zoneList[i] = &Zone{zone, &zones}
+	}
+	return zoneList, nil
+}