resource "linode_nodebalancer" "site-nodebalancer" {
    label = "site-nodebalancer"
    region = var.region
    tags = [
        "${var.site}-nodebalancer"
    ]
}

resource "linode_nodebalancer_config" "site-nodebalancer-config-http" {
    nodebalancer_id = linode_nodebalancer.site-nodebalancer.id
    port = 80
    protocol = "tcp"
    check = "connection"
    check_path = "/"
    check_attempts = 3
    check_timeout = 25
    check_interval = 30
    stickiness = "none"
    algorithm = "leastconn"
}

resource "linode_nodebalancer_config" "site-nodebalancer-config-https" {
    nodebalancer_id = linode_nodebalancer.site-nodebalancer.id
    port = 443
    protocol = "tcp"
    check = "connection"
    check_path = "/"
    check_attempts = 3
    check_timeout = 25
    check_interval = 30
    stickiness = "none"
    algorithm = "leastconn"
}

resource "linode_nodebalancer_node" "site-nodebalancer-nodes-http" {
    count = length(var.app_servers)
    nodebalancer_id = linode_nodebalancer.site-nodebalancer.id
    config_id = linode_nodebalancer_config.site-nodebalancer-config-http.id
    label = "app${count.index}"
    address = "${element(linode_instance.site-vm.*.private_ip_address, count.index)}:80"
    mode = "accept"
}

resource "linode_nodebalancer_node" "site-nodebalancer-nodes-https" {
    count = length(var.app_servers)
    nodebalancer_id = linode_nodebalancer.site-nodebalancer.id
    config_id = linode_nodebalancer_config.site-nodebalancer-config-https.id
    label = "app${count.index}"
    address = "${element(linode_instance.site-vm.*.private_ip_address, count.index)}:443"
    mode = "accept"
}

output "nodebalancer_ip_address" {
    value = linode_nodebalancer.site-nodebalancer.ipv4
}