update to track files in template-eks-cluster/

SCT-Engineering · Mar 17, 2026 · f6d60ee · f6d60ee
1 parent 58fe8cd
commit f6d60ee
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diff --git a/main.tf b/main.tf
@@ -1,4 +1,12 @@
 locals {
+  template_cluster_sync_files = [
+    for rel_path in var.template_cluster_file_paths : {
+      path    = "${var.environment}/${var.region}/vpc/cluster/${rel_path}"
+      content = data.github_repository_file.template_cluster_files[rel_path].content
+    }
+    if lookup(var.template_enabled_modules, split(rel_path, "/")[0], false)
+  ]
+
   managed_extra_files = concat([
     {
       path    = "_envcommon/default-versions.hcl"
@@ -89,6 +97,14 @@ data "github_repository" "existing_repo" {
   full_name = "${var.organization}/${var.name}"
 }
 
+data "github_repository_file" "template_cluster_files" {
+  for_each = toset(var.template_cluster_file_paths)
+
+  repository = var.template_repo_name
+  branch     = var.template_repo_ref
+  file       = "environment/region/vpc/cluster/${each.value}"
+}
+
 resource "github_branch" "files_branch" {
   count         = !var.create_repository && var.files_branch != null ? 1 : 0
   repository    = data.github_repository.existing_repo[0].name
@@ -122,6 +138,7 @@ module "github_repo" {
       path    = path
       content = content
     }],
+    local.template_cluster_sync_files,
     local.managed_extra_files,
   var.github_actions_workflows)
 

diff --git a/variables.tf b/variables.tf
@@ -265,4 +265,63 @@ variable "files_branch_source_branch" {
   description = "Source branch used when creating files_branch for existing repositories. Defaults to the repository default branch."
   type        = string
   default     = null
+}
+
+variable "template_repo_name" {
+  description = "Name of the template repository used as authoritative source for cluster-level terragrunt files."
+  type        = string
+  default     = "template-eks-cluster"
+}
+
+variable "template_repo_ref" {
+  description = "Branch, tag, or SHA to read from template_repo_name when syncing cluster-level terragrunt files."
+  type        = string
+  default     = "main"
+}
+
+variable "template_cluster_file_paths" {
+  description = "List of file paths under environment/region/vpc/cluster in template_repo_name to sync into environment/region-resolved cluster path."
+  type        = list(string)
+  default     = [
+    "eks/terragrunt.hcl",
+    "eks-config/terragrunt.hcl",
+    "eks-cribl/terragrunt.hcl",
+    "eks-dns/terragrunt.hcl",
+    "eks-gatekeeper/terragrunt.hcl",
+    "eks-grafana/terragrunt.hcl",
+    "eks-istio/terragrunt.hcl",
+    "eks-karpenter/terragrunt.hcl",
+    "eks-keycloak/terragrunt.hcl",
+    "eks-kiali/terragrunt.hcl",
+    "eks-loki/terragrunt.hcl",
+    "eks-otel/terragrunt.hcl",
+    "eks-prometheus/terragrunt.hcl",
+    "eks-tempo/terragrunt.hcl",
+  ]
+}
+
+variable "template_enabled_modules" {
+  description = "Enablement map used to decide which template_cluster_file_paths are synced. Key must match the first path segment, for example eks-grafana in eks-grafana/terragrunt.hcl."
+  type        = map(bool)
+  default = {
+    eks               = true
+    eks-config        = true
+    eks-dns           = true
+    eks-istio         = true
+    eks-karpenter     = true
+    eks-arcgis        = false
+    eks-cribl         = false
+    eks-gatekeeper    = true
+    eks-grafana       = true
+    eks-keycloak      = true
+    eks-kiali         = true
+    eks-loki          = true
+    eks-otel          = true
+    eks-pipeline      = false
+    eks-postgresql    = false
+    eks-prometheus    = true
+    eks-tempo         = true
+    eks-cert-manager  = false
+    eks-k8s-dashboard = false
+  }
 }