outputs.tf

output "arn" {
  description = "The Amazon Resource Name (ARN) of the load balancer."
  value       = aws_lb.this.arn
}

output "arn_suffix" {
  description = "The ARN suffix for use with CloudWatch Metrics."
  value       = aws_lb.this.arn_suffix
}

output "id" {
  description = "The ID of the load balancer."
  value       = aws_lb.this.id
}

output "name" {
  description = "The name of the load balancer."
  value       = aws_lb.this.name
}

output "type" {
  description = "The type of the load balancer. Always return `GATEWAY`."
  value       = local.load_balancer_type
}

output "availability_zone_ids" {
  description = "A list of the Availability Zone IDs which are used by the load balancer."
  value       = local.availability_zone_ids
}

output "vpc_id" {
  description = "The VPC ID of the load balancer."
  value       = aws_lb.this.vpc_id
}

output "subnets" {
  description = "A list of subnet IDs attached to the load balancer."
  value       = aws_lb.this.subnets
}

output "network_mapping" {
  description = "The configuration for the load balancer how routes traffic to targets in which subnets and IP address settings."
  value       = local.network_mapping
}

output "attributes" {
  description = "Load Balancer Attributes that applied to the gateway load balancer."
  value = {
    cross_zone_load_balancing_enabled = aws_lb.this.enable_cross_zone_load_balancing
    deletion_protection_enabled       = aws_lb.this.enable_deletion_protection
  }
}

output "listeners" {
  description = "Listeners of the load balancer."
  value = length(var.listeners) > 0 ? {
    (var.listeners[0].port) = {
      id   = aws_lb_listener.this[0].id
      arn  = aws_lb_listener.this[0].arn
      name = "${var.name}/GENEVE:${var.listeners[0].port}"

      port     = var.listeners[0].port
      protocol = "GENEVE"

      default_action = {
        type = "FORWARD"
        forward = {
          target_group = {
            arn  = var.listeners[0].target_group
            name = split("/", var.listeners[0].target_group)[1]
          }
        }
      }
    }
  } : {}
}