locals {
  zone_id = "" // Your Cloudflare Zone ID
}

resource "digitalocean_kubernetes_cluster" "k8s" {
  name   = "sentry-demo"
  region = "fra1"

  version = "1.20.7-do.0"

  node_pool {
    name       = "sentry-demo"
    size       = "s-2vcpu-4gb"
    node_count = 3
  }
}

resource "digitalocean_loadbalancer" "lb" {
  name   = "sentry-demo"
  region = "fra1" // Change to your nearest DigitalOcean region

  droplet_tag = "k8s:${digitalocean_kubernetes_cluster.k8s.id}"

  healthcheck {
    port     = 30001
    protocol = "tcp"
  }

  forwarding_rule {
    entry_port      = 80
    target_port     = 30001
    entry_protocol  = "tcp"
    target_protocol = "tcp"
  }

  forwarding_rule {
    entry_port      = 80
    target_port     = 30001
    entry_protocol  = "tcp"
    target_protocol = "tcp"
  }

  forwarding_rule {
    entry_port      = 443
    target_port     = 30002
    entry_protocol  = "tcp"
    target_protocol = "tcp"
  }

  forwarding_rule {
    entry_port      = 8080
    target_port     = 30003
    entry_protocol  = "tcp"
    target_protocol = "tcp"
  }

  forwarding_rule {
    entry_port      = 25
    target_port     = 30025
    entry_protocol  = "tcp"
    target_protocol = "tcp"
  }

  forwarding_rule {
    entry_port      = 4036
    target_port     = 30002
    entry_protocol  = "tcp"
    target_protocol = "tcp"
  }
}

resource "cloudflare_record" "k8s" {
  zone_id = local.zone_id
  name    = "trz"
  value   = digitalocean_loadbalancer.lb.ip
  type    = "A"
  proxied = false
}

resource "cloudflare_record" "k8s_wildcard" {
  zone_id = local.zone_id
  name    = "*.${cloudflare_record.k8s.name}"
  value   = cloudflare_record.k8s.hostname
  type    = "CNAME"
  proxied = false
}

resource "cloudflare_record" "sentry" {
  zone_id = local.zone_id
  name    = "sentry"
  value   = cloudflare_record.k8s.hostname
  type    = "CNAME"
  proxied = false
}

output "ip" {
  value = digitalocean_loadbalancer.lb.ip
}

output "kubeconfig" {
  value     = digitalocean_kubernetes_cluster.k8s.kube_config.0.raw_config
  sensitive = true
}

output "sentry_hostname" {
  value = cloudflare_record.sentry.hostname
}