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Add support for Kubernetes cluster autoscaling DO #24

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Add support for Kubernetes cluster autoscaling DO #24

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7 changes: 5 additions & 2 deletions do/k8s/main.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@
terraform {
required_providers {
digitalocean = {
source = "digitalocean/digitalocean"
source = "digitalocean/digitalocean"
version = "~> 2.29.0"
}
}
Expand All @@ -26,11 +26,14 @@ resource "digitalocean_kubernetes_cluster" "k8s_cluster" {
name = "default-pool"
size = var.k8s.node_size
node_count = var.k8s.node_count
auto_scale = var.k8s.min_nodes != null && var.k8s.max_nodes != null
min_nodes = var.k8s.min_nodes
max_nodes = var.k8s.max_nodes
}
}

resource "digitalocean_container_registry" "container_registry" {
name = var.registry
name = var.registry
subscription_tier_slug = var.container_registry_plan
}

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12 changes: 11 additions & 1 deletion do/k8s/variables.tf
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Expand Up @@ -13,12 +13,22 @@ variable "registry" {
variable "k8s" {
type = object({
node_size = string
node_count = string
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@Misofser Misofser Sep 2, 2025

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node count should be a number, not a string

node_count = optional(number)
min_nodes = optional(number)
max_nodes = optional(number)
})
default = {
node_size = "s-2vcpu-2gb"
node_count = 1
}

validation {
condition = (
(var.k8s.node_count != null && (var.k8s.min_nodes == null && var.k8s.max_nodes == null)) ||
(var.k8s.node_count == null && (var.k8s.min_nodes != null && var.k8s.max_nodes != null))
)
error_message = "You need to indicate either node count or min_nodes with max_nodes for enabling autoscaling, not both options"
}
}

variable "container_registry_plan" {
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