custom-domain-serverless.yml

apiCustomDomain:
  Type: AWS::ApiGateway::DomainName
  Properties:
    CertificateArn: ${self:custom.apiConfig.apiCert}
    DomainName: api.sliclists.com

apiCustomDomainPathMappings:
  Type: AWS::ApiGateway::BasePathMapping
  Properties:
    BasePath: ''
    RestApiId:
      Ref: ApiGatewayRestApi
    DomainName:
      Ref: apiCustomDomain
    Stage: prod

apiDomainDns:
  Type: AWS::Route53::RecordSetGroup
  Properties:
    HostedZoneId: ${self:custom.apiConfig.publicHostedZone}
    RecordSets:
      - Name: ${self:resources.Resources.apiCustomDomain.Properties.DomainName}
        Type: A
        AliasTarget:
          DNSName: { Fn::GetAtt: [apiCustomDomain, DistributionDomainName] }
          HostedZoneId: ${self:custom.cloudFrontHostedZoneId}
      - Name: ${self:resources.Resources.apiCustomDomain.Properties.DomainName}
        Type: AAAA
        AliasTarget:
          DNSName: { Fn::GetAtt: [apiCustomDomain, DistributionDomainName] }
          HostedZoneId: ${self:custom.cloudFrontHostedZoneId}