mirror of
https://github.com/kubernetes-sigs/external-dns.git
synced 2025-08-06 01:26:59 +02:00
355 lines
9.4 KiB
Go
355 lines
9.4 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package exoscale
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import (
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"context"
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"testing"
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egoscale "github.com/exoscale/egoscale/v2"
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"github.com/stretchr/testify/assert"
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"sigs.k8s.io/external-dns/endpoint"
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"sigs.k8s.io/external-dns/plan"
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"github.com/google/uuid"
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)
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type createRecordExoscale struct {
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domainID string
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record *egoscale.DNSDomainRecord
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}
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type deleteRecordExoscale struct {
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domainID string
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recordID string
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}
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type updateRecordExoscale struct {
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domainID string
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record *egoscale.DNSDomainRecord
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}
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var (
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createExoscale []createRecordExoscale
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deleteExoscale []deleteRecordExoscale
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updateExoscale []updateRecordExoscale
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)
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var defaultTTL int64 = 3600
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var domainIDs = []string{uuid.New().String(), uuid.New().String(), uuid.New().String(), uuid.New().String()}
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var groups = map[string][]egoscale.DNSDomainRecord{
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domainIDs[0]: {
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{ID: strPtr(uuid.New().String()), Name: strPtr("v1"), Type: strPtr("TXT"), Content: strPtr("test"), TTL: &defaultTTL},
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{ID: strPtr(uuid.New().String()), Name: strPtr("v2"), Type: strPtr("CNAME"), Content: strPtr("test"), TTL: &defaultTTL},
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},
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domainIDs[1]: {
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{ID: strPtr(uuid.New().String()), Name: strPtr("v2"), Type: strPtr("A"), Content: strPtr("test"), TTL: &defaultTTL},
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{ID: strPtr(uuid.New().String()), Name: strPtr("v3"), Type: strPtr("ALIAS"), Content: strPtr("test"), TTL: &defaultTTL},
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},
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domainIDs[2]: {
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{ID: strPtr(uuid.New().String()), Name: strPtr("v1"), Type: strPtr("TXT"), Content: strPtr("test"), TTL: &defaultTTL},
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},
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domainIDs[3]: {
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{ID: strPtr(uuid.New().String()), Name: strPtr("v4"), Type: strPtr("ALIAS"), Content: strPtr("test"), TTL: &defaultTTL},
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},
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}
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func strPtr(s string) *string {
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return &s
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}
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type ExoscaleClientStub struct{}
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func NewExoscaleClientStub() EgoscaleClientI {
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ep := &ExoscaleClientStub{}
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return ep
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}
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func (ep *ExoscaleClientStub) ListDNSDomains(ctx context.Context, _ string) ([]egoscale.DNSDomain, error) {
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domains := []egoscale.DNSDomain{
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{ID: &domainIDs[0], UnicodeName: strPtr("foo.com")},
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{ID: &domainIDs[1], UnicodeName: strPtr("bar.com")},
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}
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return domains, nil
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}
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func (ep *ExoscaleClientStub) ListDNSDomainRecords(ctx context.Context, _, domainID string) ([]egoscale.DNSDomainRecord, error) {
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return groups[domainID], nil
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}
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func (ep *ExoscaleClientStub) CreateDNSDomainRecord(ctx context.Context, _, domainID string, record *egoscale.DNSDomainRecord) (*egoscale.DNSDomainRecord, error) {
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createExoscale = append(createExoscale, createRecordExoscale{domainID: domainID, record: record})
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return record, nil
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}
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func (ep *ExoscaleClientStub) DeleteDNSDomainRecord(ctx context.Context, _, domainID string, record *egoscale.DNSDomainRecord) error {
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deleteExoscale = append(deleteExoscale, deleteRecordExoscale{domainID: domainID, recordID: *record.ID})
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return nil
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}
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func (ep *ExoscaleClientStub) UpdateDNSDomainRecord(ctx context.Context, _, domainID string, record *egoscale.DNSDomainRecord) error {
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updateExoscale = append(updateExoscale, updateRecordExoscale{domainID: domainID, record: record})
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return nil
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}
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func contains(arr []*endpoint.Endpoint, name string) bool {
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for _, a := range arr {
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if a.DNSName == name {
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return true
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}
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}
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return false
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}
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func TestExoscaleGetRecords(t *testing.T) {
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provider := NewExoscaleProviderWithClient(NewExoscaleClientStub(), "", "", false)
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recs, err := provider.Records(context.Background())
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if err == nil {
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assert.Len(t, recs, 3)
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assert.True(t, contains(recs, "v1.foo.com"))
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assert.True(t, contains(recs, "v2.bar.com"))
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assert.True(t, contains(recs, "v2.foo.com"))
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assert.False(t, contains(recs, "v3.bar.com"))
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assert.False(t, contains(recs, "v1.foobar.com"))
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} else {
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assert.Error(t, err)
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}
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}
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func TestExoscaleApplyChanges(t *testing.T) {
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provider := NewExoscaleProviderWithClient(NewExoscaleClientStub(), "", "", false)
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plan := &plan.Changes{
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Create: []*endpoint.Endpoint{
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{
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DNSName: "v1.foo.com",
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RecordType: "A",
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Targets: []string{""},
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},
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{
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DNSName: "v1.foobar.com",
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RecordType: "TXT",
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Targets: []string{""},
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},
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},
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Delete: []*endpoint.Endpoint{
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{
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DNSName: "v1.foo.com",
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RecordType: "A",
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Targets: []string{""},
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},
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{
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DNSName: "v1.foobar.com",
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RecordType: "TXT",
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Targets: []string{""},
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},
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},
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Update: []*plan.Update{
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{
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Old: &endpoint.Endpoint{
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DNSName: "v1.foo.com",
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RecordType: "A",
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Targets: []string{""},
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},
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New: &endpoint.Endpoint{
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DNSName: "v1.foo.com",
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RecordType: "A",
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Targets: []string{""},
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},
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},
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{
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Old: &endpoint.Endpoint{
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DNSName: "v1.foobar.com",
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RecordType: "TXT",
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Targets: []string{""},
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},
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New: &endpoint.Endpoint{
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DNSName: "v1.foobar.com",
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RecordType: "TXT",
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Targets: []string{""},
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},
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},
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},
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}
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createExoscale = make([]createRecordExoscale, 0)
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deleteExoscale = make([]deleteRecordExoscale, 0)
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provider.ApplyChanges(context.Background(), plan)
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assert.Len(t, createExoscale, 1)
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assert.Equal(t, domainIDs[0], createExoscale[0].domainID)
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assert.Equal(t, "v1", *createExoscale[0].record.Name)
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assert.Len(t, deleteExoscale, 1)
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assert.Equal(t, domainIDs[0], deleteExoscale[0].domainID)
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assert.Equal(t, *groups[domainIDs[0]][0].ID, deleteExoscale[0].recordID)
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assert.Len(t, updateExoscale, 1)
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assert.Equal(t, domainIDs[0], updateExoscale[0].domainID)
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assert.Equal(t, *groups[domainIDs[0]][0].ID, *updateExoscale[0].record.ID)
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}
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func TestExoscaleMerge_NoUpdateOnTTL0Changes(t *testing.T) {
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assert.Empty(t, merge(
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[]*plan.Update{
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{
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Old: &endpoint.Endpoint{
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DNSName: "name1",
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Targets: endpoint.Targets{"target1"},
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RecordTTL: endpoint.TTL(1),
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RecordType: endpoint.RecordTypeA,
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},
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New: &endpoint.Endpoint{
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DNSName: "name1",
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Targets: endpoint.Targets{"target1"},
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RecordTTL: endpoint.TTL(0),
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RecordType: endpoint.RecordTypeCNAME,
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},
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},
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{
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Old: &endpoint.Endpoint{
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DNSName: "name2",
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Targets: endpoint.Targets{"target2"},
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RecordTTL: endpoint.TTL(1),
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RecordType: endpoint.RecordTypeA,
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},
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New: &endpoint.Endpoint{
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DNSName: "name2",
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Targets: endpoint.Targets{"target2"},
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RecordTTL: endpoint.TTL(0),
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RecordType: endpoint.RecordTypeCNAME,
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},
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},
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},
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))
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}
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func TestExoscaleMerge_UpdateOnTTLChanges(t *testing.T) {
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merged := merge([]*plan.Update{
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{
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Old: &endpoint.Endpoint{
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DNSName: "name1",
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Targets: endpoint.Targets{"target1"},
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RecordTTL: endpoint.TTL(1),
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RecordType: endpoint.RecordTypeCNAME,
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},
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New: &endpoint.Endpoint{
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DNSName: "name1",
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Targets: endpoint.Targets{"target1"},
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RecordTTL: endpoint.TTL(77),
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RecordType: endpoint.RecordTypeCNAME,
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},
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},
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{
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Old: &endpoint.Endpoint{
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DNSName: "name2",
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Targets: endpoint.Targets{"target2"},
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RecordTTL: endpoint.TTL(1),
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RecordType: endpoint.RecordTypeCNAME,
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},
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New: &endpoint.Endpoint{
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DNSName: "name2",
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Targets: endpoint.Targets{"target2"},
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RecordTTL: endpoint.TTL(10),
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RecordType: endpoint.RecordTypeCNAME,
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},
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},
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})
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assert.Len(t, merged, 2)
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assert.Equal(t, "name1", merged[0].DNSName)
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}
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func TestExoscaleMerge_AlwaysUpdateTarget(t *testing.T) {
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merged := merge(
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[]*plan.Update{
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{
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Old: &endpoint.Endpoint{
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DNSName: "name1",
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Targets: endpoint.Targets{"target1"},
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RecordTTL: endpoint.TTL(1),
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RecordType: endpoint.RecordTypeCNAME,
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},
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New: &endpoint.Endpoint{
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DNSName: "name1",
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Targets: endpoint.Targets{"target1-changed"},
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RecordTTL: endpoint.TTL(0),
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RecordType: endpoint.RecordTypeCNAME,
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},
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},
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{
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Old: &endpoint.Endpoint{
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DNSName: "name2",
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Targets: endpoint.Targets{"target2"},
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RecordTTL: endpoint.TTL(1),
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RecordType: endpoint.RecordTypeCNAME,
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},
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New: &endpoint.Endpoint{
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DNSName: "name2",
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Targets: endpoint.Targets{"target2"},
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RecordTTL: endpoint.TTL(0),
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RecordType: endpoint.RecordTypeCNAME,
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},
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},
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},
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)
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assert.Len(t, merged, 1)
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assert.Equal(t, "target1-changed", merged[0].Targets[0])
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}
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func TestExoscaleMerge_NoUpdateIfTTLUnchanged(t *testing.T) {
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merged := merge(
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[]*plan.Update{
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{
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Old: &endpoint.Endpoint{
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DNSName: "name1",
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Targets: endpoint.Targets{"target1"},
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RecordTTL: endpoint.TTL(55),
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RecordType: endpoint.RecordTypeCNAME,
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},
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New: &endpoint.Endpoint{
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DNSName: "name1",
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Targets: endpoint.Targets{"target1"},
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RecordTTL: endpoint.TTL(55),
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RecordType: endpoint.RecordTypeCNAME,
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},
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},
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{
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Old: &endpoint.Endpoint{
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DNSName: "name2",
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Targets: endpoint.Targets{"target2"},
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RecordTTL: endpoint.TTL(55),
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RecordType: endpoint.RecordTypeCNAME,
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},
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New: &endpoint.Endpoint{
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DNSName: "name2",
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Targets: endpoint.Targets{"target2"},
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RecordTTL: endpoint.TTL(55),
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RecordType: endpoint.RecordTypeCNAME,
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},
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},
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},
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)
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assert.Empty(t, merged)
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}
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