From 0523a8907b838fab9436bb923265e540ec6c2c21 Mon Sep 17 00:00:00 2001
From: Vojtech Mares <vojtech@mares.cz>
Date: Sat, 23 Nov 2024 09:35:03 +0100
Subject: [PATCH] refactor: remove old node pool and cleanup dns records

---
 CHANGELOG.md |  7 +++++++
 dns.tf       | 42 +-----------------------------------------
 machines.tf  | 44 --------------------------------------------
 3 files changed, 8 insertions(+), 85 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6ec6e22..6cafadb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.8.0] - 2024-11-23
+
+### Removed
+
+- Remove old node pool
+- Clean up DNS records for machines
+
 ## [0.7.0] - 2024-11-23
 
 ### Added
diff --git a/dns.tf b/dns.tf
index 01edec2..8197fe9 100644
--- a/dns.tf
+++ b/dns.tf
@@ -30,16 +30,6 @@ resource "cloudflare_record" "cthulhu_control_plane" {
   proxied = false
 }
 
-resource "cloudflare_record" "cthulhu_control_plane_ipv6" {
-  count = length(hcloud_server.cthulhu_control_plane)
-
-  zone_id = data.cloudflare_zone.vxm_cz.id
-  name    = "control-plane-${count.index}.cthulhu.k8s"
-  value   = hcloud_server.cthulhu_control_plane[count.index].ipv6_address
-  type    = "AAAA"
-  proxied = false
-}
-
 resource "cloudflare_record" "cthulhu_kubeapi_singlenode" {
   count = length(hcloud_server.cthulhu_control_plane) == 1 ? 1 : 0
 
@@ -50,40 +40,10 @@ resource "cloudflare_record" "cthulhu_kubeapi_singlenode" {
   proxied = false
 }
 
-resource "cloudflare_record" "cthulhu_kubeapi_singlenode_ipv6" {
-  count = length(hcloud_server.cthulhu_control_plane) == 1 ? 1 : 0
-
-  zone_id = data.cloudflare_zone.vxm_cz.id
-  name    = "api.cthulhu.k8s"
-  value   = hcloud_server.cthulhu_control_plane[0].ipv6_address
-  type    = "AAAA"
-  proxied = false
-}
-
-resource "cloudflare_record" "cthulhu_workers" {
-  count = length(hcloud_server.cthulhu_workers)
-
-  zone_id = data.cloudflare_zone.vxm_cz.id
-  name    = "worker-${random_string.workers_suffix.result}-${count.index}.cthulhu.k8s"
-  value   = hcloud_server.cthulhu_workers[count.index].ipv4_address
-  type    = "A"
-  proxied = false
-}
-
-resource "cloudflare_record" "cthulhu_workers_ipv6" {
-  count = length(hcloud_server.cthulhu_workers)
-
-  zone_id = data.cloudflare_zone.vxm_cz.id
-  name    = "worker-${random_string.workers_suffix.result}-${count.index}.cthulhu.k8s"
-  value   = hcloud_server.cthulhu_workers[count.index].ipv6_address
-  type    = "AAAA"
-  proxied = false
-}
-
 resource "cloudflare_record" "cthulhu_wildcard" {
   zone_id = data.cloudflare_zone.vxm_cz.id
   name    = "*.cthulhu.k8s"
   value   = cloudflare_record.ingress_cthulhu_k8s_vxm_cz.hostname
   type    = "CNAME"
   proxied = false
-}
\ No newline at end of file
+}
diff --git a/machines.tf b/machines.tf
index c6a56e6..c582b8f 100644
--- a/machines.tf
+++ b/machines.tf
@@ -51,50 +51,6 @@ resource "hcloud_server" "cthulhu_control_plane" {
   }
 }
 
-resource "random_string" "workers_suffix" {
-  length  = 4
-  special = false
-  upper   = false
-}
-
-resource "hcloud_server" "cthulhu_workers" {
-  count = 3
-
-  name        = "worker-${random_string.workers_suffix.result}-${count.index}"
-  image       = "rocky-9"
-  server_type = "cax21"
-  location    = "fsn1"
-
-  backups                  = false
-  shutdown_before_deletion = true
-
-  placement_group_id = hcloud_placement_group.cthulhu_workers.id
-
-  # firewall_ids = [
-  #   hcloud_firewall.cthulhu_nodes_public.id,
-  #   hcloud_firewall.cthulhu_nodes_private.id,
-  # ]
-
-  ssh_keys = [data.hcloud_ssh_key.vojtechmares.id]
-
-  labels = {
-    "k8s.node.role"    = "worker"
-    "k8s.node.name"    = "worker-${random_string.workers_suffix.result}-${count.index}"
-    "k8s.cluster.name" = "cthulhu"
-    "k8s.node.pool"    = random_string.workers_suffix.result
-  }
-
-  public_net {
-    ipv4_enabled = true
-    ipv6_enabled = true
-  }
-
-  network {
-    network_id = hcloud_network.cthulhu.id
-    ip         = cidrhost(hcloud_network_subnet.workers.ip_range, count.index + 1)
-  }
-}
-
 module "workers_v2" {
   source = "./modules/node-pool/v1"