db-network.tf

resource "aws_subnet" "database_subnet" {
  cidr_block        = "${var.database_private_cidr}"
  availability_zone = "${data.aws_availability_zones.available_zones.names[0]}"
  vpc_id            = "${module.aero_bastion_network.bastion_vpc_id}"

  tags {
    Application = "${var.cluster_name}"
    Environment = "${terraform.workspace}"
    Name        = "${var.cluster_name}-database-subnet"
  }
}

resource "aws_route_table_association" "associate_database_subnet" {
  route_table_id = "${module.aero_bastion_network.bastion_private_route_table_id}"
  subnet_id      = "${aws_subnet.database_subnet.id}"
}