Terraform: volume/disk dimensions in human size

With this commit it is possible to specify a human dimension (i.e. "5 GB") for
sizes.

Author: rascasoft

roles/terraform/templates/libvirt/vms.tf.j2

@@ -13,8 +13,8 @@ resource "libvirt_volume" "{{ disk.volume_id }}" {
 {% if disk.source is defined %}
   source = "{{ disk.source }}"
 {% endif %}
-{% if volume.size is defined %}
-  size = "{{ disk.size }}"
+{% if disk.size is defined %}
+  size = "{{ disk.size | human_to_bytes }}"
 {% endif %}
   format = "{{ disk.format | default('raw') }}"
 

roles/terraform/templates/libvirt/volumes.tf.j2

@@ -11,7 +11,7 @@ resource "libvirt_volume" "{{ volume.volume_id }}" {
   source = "{{ volume.source }}"
 {% endif %}
 {% if volume.size is defined %}
-  size = "{{ volume.size }}"
+  size = "{{ volume.size | human_to_bytes }}"
 {% endif %}
   format = "{{ volume.format | default('raw') }}"