Load balancer. Part of multi-region-with-single-workload project

multi-region-with-single-workload.load-balancer.tf

resource "aws_lb_target_group" "central_app_tg" {
  name        = "central-app-tg"
  port        = var.app_port
  protocol    = "HTTP"
  target_type = "ip"
  ip_address_type = "ipv4"
  tags        = var.tags
  vpc_id      = aws_vpc.main.id

  health_check {
    enabled             = true
    healthy_threshold   = 2
    interval            = 15
    protocol            = "HTTP"
    timeout             = 10
    unhealthy_threshold = 2
  }
}

module "app_alb" {
  source = "../../../common-modules/aws-alb"

  allow_all_egress           = true
  enable_deletion_protection = false
  idle_timeout_seconds       = "60"
  is_internal                = false
  name                       = "app-alb"
  tags                       = var.tags

  listener_config = {
    http_port_80 = {
      protocol = "HTTP"
      port     = "80"
    }
    http_port_443 = {
      protocol = "HTTPS"
      port     = "443"
      certificate_arn = var.dns_config.cert_arn
    }
  }

  vpc = {
    id         = aws_vpc.main.id
    cidr_block = aws_vpc.main.cidr_block
    subnet_ids = local.public_subnet_ids
  }
}