(fix) Adjust storage class configuration for Scaleway block storage

- addresses Issue #16

Author: pacphi

environments/dev/main.tf

@@ -167,8 +167,8 @@ module "coder_deployment" {
     }
   }
 
-  # Storage configuration
-  storage_class = "scw-bssd"
+  # Storage configuration - use default storage class
+  storage_class = "default"
   storage_size  = "5Gi"
 
   # Enable monitoring for development

environments/prod/main.tf

@@ -256,8 +256,8 @@ module "coder_deployment" {
   # High availability configuration
   replica_count = 2
 
-  # Storage configuration
-  storage_class = "scw-bssd"
+  # Storage configuration - use default storage class
+  storage_class = "default"
   storage_size  = "50Gi"
 
   # Enable monitoring for production

environments/staging/main.tf

@@ -195,8 +195,8 @@ module "coder_deployment" {
     }
   }
 
-  # Storage configuration
-  storage_class = "scw-bssd"
+  # Storage configuration - use default storage class
+  storage_class = "default"
   storage_size  = "20Gi"
 
   # Enable monitoring for staging

modules/coder-deployment/main.tf

@@ -143,6 +143,26 @@ resource "kubernetes_config_map" "coder_config" {
   }
 }
 
+# Storage Class for Scaleway Block Storage
+resource "kubernetes_storage_class" "scaleway_storage" {
+  metadata {
+    name = "scw-bssd"
+    annotations = {
+      "storageclass.kubernetes.io/is-default-class" = var.storage_class == "default" ? "true" : "false"
+    }
+  }
+
+  storage_provisioner    = "csi.scaleway.com"
+  reclaim_policy        = "Delete"
+  volume_binding_mode   = "Immediate"
+  allow_volume_expansion = true
+
+  parameters = {
+    # Default 5000 IOPS for Scaleway Block Storage
+    "iops" = "5000"
+  }
+}
+
 # Persistent Volume Claim for Coder data
 resource "kubernetes_persistent_volume_claim" "coder_data" {
   metadata {
@@ -151,15 +171,18 @@ resource "kubernetes_persistent_volume_claim" "coder_data" {
   }
 
   spec {
-    access_modes       = ["ReadWriteOnce"]
-    storage_class_name = var.storage_class
+    access_modes = ["ReadWriteOnce"]
+    # Use the created storage class or specified class
+    storage_class_name = var.storage_class == "default" ? kubernetes_storage_class.scaleway_storage.metadata[0].name : var.storage_class
 
     resources {
       requests = {
         storage = var.storage_size
       }
     }
   }
+
+  depends_on = [kubernetes_storage_class.scaleway_storage]
 }
 
 # Deployment for Coder

modules/coder-deployment/variables.tf

@@ -72,9 +72,9 @@ variable "replica_count" {
 
 # Storage Configuration
 variable "storage_class" {
-  description = "Storage class for persistent volumes"
+  description = "Storage class for persistent volumes (use 'default' for cluster default)"
   type        = string
-  default     = "scw-bssd"
+  default     = "default"
 }
 
 variable "storage_size" {