builtin/aws/ecs: Fix DNS Record creation

.changelog/1256.txt

@@ -0,0 +1,3 @@
+```release-note:bug
+plugin/aws/ecs: Route 53 "A" Type record properly created when not found for domain name
+```

builtin/aws/ecs/platform.go

@@ -767,7 +767,7 @@ func createALB(
  records, err := r53.ListResourceRecordSets(&route53.ListResourceRecordSetsInput{
  HostedZoneId: aws.String(albConfig.ZoneId),
  StartRecordName: aws.String(albConfig.FQDN),
- StartRecordType: aws.String("A"),
+ StartRecordType: aws.String(route53.RRTypeA),
  MaxItems: aws.String("1"),
  })
  if err != nil {
@@ -776,14 +776,23 @@ func createALB(
 
  fqdn := albConfig.FQDN
 
+ // Add trailing period to match Route53 record name
  if fqdn[len(fqdn)-1] != '.' {
  fqdn += "."
  }
 
- if len(records.ResourceRecordSets) > 0 && *(records.ResourceRecordSets[0].Name) == fqdn {
- s.Status("Found existing Route53 record: %s", *records.ResourceRecordSets[0].Name)
- L.Debug("found existing record, assuming it's correct")
- } else {
+ var recordExists bool
+
+ if len(records.ResourceRecordSets) > 0 {
+ record := records.ResourceRecordSets[0]
+ if aws.StringValue(record.Type) == route53.RRTypeA && aws.StringValue(record.Name) == fqdn {
+ s.Status("Found existing Route53 record: %s", aws.StringValue(record.Name))
+ L.Debug("found existing record, assuming it's correct")
+ recordExists = true
+ }
+ }
+
+ if !recordExists {
  s.Status("Creating new Route53 record: %s (zone-id: %s)",
  albConfig.FQDN, albConfig.ZoneId)
 
@@ -792,10 +801,10 @@ func createALB(
  ChangeBatch: &route53.ChangeBatch{
  Changes: []*route53.Change{
  {
- Action: aws.String("CREATE"),
+ Action: aws.String(route53.ChangeActionCreate),
  ResourceRecordSet: &route53.ResourceRecordSet{
  Name: aws.String(albConfig.FQDN),
- Type: aws.String("A"),
+ Type: aws.String(route53.RRTypeA),
  AliasTarget: &route53.AliasTarget{
  DNSName: lb.DNSName,
  EvaluateTargetHealth: aws.Bool(true),