tweaked userdata

modules/host/main.tf

@@ -75,16 +75,4 @@ data "template_cloudinit_config" "config" {
       }
     )
   }
-
-  # Initialization script (runs at every reboot)
-  part {
-    content_type = "text/cloud-boothook"
-    filename     = "boothook.sh"
-    content = templatefile(
-      "${path.module}/templates/boothook.sh.tpl",
-      {
-        hostname = var.name
-      }
-    )
-  }
 }

modules/host/templates/boothook.sh.tpl

@@ -1,5 +0,0 @@
-#!/bin/sh
-#cloud-boothook
-
-# Fix hostname after reboot
-hostnamectl hostname "${hostname}"

modules/host/templates/userdata.yaml.tpl

@@ -1,6 +1,6 @@
 #cloud-config
-write_files:
 
+write_files:
   # Configure private network
   - content: |
       BOOTPROTO='dhcp'
@@ -28,6 +28,12 @@ ssh_authorized_keys:
     - ${key}
   %{ endfor ~}
 
+# Making sure the hostname is set correctly
+manage_etc_hosts: "localhost"
+preserve_hostname: true
+prefer_fqdn_over_hostname: false
+hostname: ${hostname}
+
 runcmd:
   # Activate the private network
   - systemctl reload network
@@ -35,9 +41,11 @@ runcmd:
   # Activate ssh configuration
   - systemctl reload sshd
 
-  # Fix hostname (during first boot)
-  - hostnamectl hostname ${hostname}
-
   # Finishing automatic reboot via Kured setup
   - rebootmgrctl set-strategy off
 
+  # Reduce the default number of snapshots from 2-10 number limit, to 4
+  # And from 4-10 number limit important, to 2
+  - snapper -c root set-config "NUMBER_LIMIT=4"
+  - snapper -c root set-config "NUMBER_LIMIT_IMPORTANT=2"
+