Add mail backup module and cron schedule; refactor mail paths and deployment strategy

terraform/k8sapps/mail.tf

@@ -1,7 +1,8 @@
 locals {
-  mail_home      = "${local.persistent_folder}/mail"
-  mailboxes_path = "${local.mail_home}/mailboxes"
-  getmail_path   = "${local.mail_home}/getmail"
+  mail_path        = "${local.persistent_folder}/mail"
+  mailboxes_path   = "${local.mail_path}/mailboxes"
+  getmail_path     = "${local.mail_path}/getmail"
+  mail_backup_path = "${local.persistent_folder}/backup.mail"
 }
 
 resource "kubernetes_namespace" "mail" {
@@ -101,6 +102,26 @@ resource "kubernetes_manifest" "mail_certificate" {
   }
 }
 
+module "mail_backup" {
+
+  source = "./modules/scw_backup_job"
+
+  namespace = kubernetes_namespace.mail.metadata[0].name
+  app_name  = "mail"
+
+  scaleway_organization_id = var.scaleway_organization_id
+  scaleway_project_id      = var.scaleway_organization_id
+  access_key               = scaleway_iam_api_key.backup_app_api.access_key
+  secret_key               = scaleway_iam_api_key.backup_app_api.secret_key
+  bucket_name              = scaleway_object_bucket.backup.name
+
+  retention_days = local.local_backup_retention_days
+  cron_schedule  = local.mail_files_backup_cron_schedule
+
+  source_folder = local.mail_path
+  target_folder = local.mail_backup_path
+}
+
 resource "kubernetes_cron_job_v1" "fetch_emails" {
   metadata {
     namespace = kubernetes_namespace.mail.metadata[0].name
@@ -188,6 +209,9 @@ resource "kubernetes_deployment" "mail" {
         app = "mail"
       }
     }
+    strategy {
+      type = "Recreate"
+    }
     template {
       metadata {
         labels = {