Add template disks (#50)

* Add template disks

* add mandatory

* update docs

* update default value of tmeplate_disks in readme

* update readme

README.md

@@ -55,6 +55,7 @@ Role Variables
 | template_memory_max    | UNDEF             | Upper bound of virtual machine memory up to which memory hot-plug can be performed. |
 | template_cpu       | 1                     | Number of CPUs assigned to the template.  |
 | template_disk_storage | UNDEF              | Name of the data storage domain where the disk must be created. If not specified, the data storage domain is selected automatically. |
+| template_disks     | []                 | List of dictionaries specifying the additional template disks. See below for more detailed description.  |
 | template_disk_size | 10GiB                 | The size of the template disk.  |
 | template_disk_name | UNDEF                 | The name of template disk.  |
 | template_disk_format | UNDEF               | Format of the template disk.  |
@@ -68,6 +69,17 @@ Role Variables
 | glance_image            | UNDEF (mandatory if qcow_url is not used)               | This parameter specifies the name of disk in glance provider to be imported as template. |
 | template_prerequisites_tasks | UNDEF | Works only with qcow image. Specify a path to Ansible tasks file, which should be executed on virtual machine before creating a template from it. Note that qcow image must contain guest agent which reports IP address. |
 
+The `template_disks` List of dictionaries can contain following attributes:
+
+| Name               | Default value  |                                              |
+|--------------------|----------------|----------------------------------------------|
+| name               | UNDEF (Required)          | The name of the additional disk. |
+| size               | UNDEF (Required)          | The size of the additional disk. |
+| storage_domain     | UNDEF          | The name of storage domain where disk should be created. If no value is passed, value is set by <i>template_disk_storage</i>. |
+| interface          | UNDEF          | The interface of the disk.  If no value is passed, value is set by <i>template_disk_interface</i>. |
+| format             | UNDEF          | Specify format of the disk. If no value is passed, value is set by <i>template_disk_format</i>. <ul><li>cow - If set, the disk will by created as sparse disk, so space will be allocated for the volume as needed. This format is also known as thin provisioned disks</li><li>raw - If set, disk space will be allocated right away. This format is also known as preallocated disks.</li></ul> |
+| bootable           | UNDEF          | True if the disk should be bootable. |
+
 Dependencies
 ------------
 

defaults/main.yml

@@ -9,6 +9,7 @@ template_cpu: 1
 template_disk_size: 10GiB
 template_operating_system: rhel_7x64
 template_timeout: 600
+template_disks: []
 template_disk_interface: virtio
 template_nics:
   - name: nic1

tasks/qcow2_image.yml

@@ -139,6 +139,19 @@
               interface: "{{ template_disk_interface }}"
           nics: "{{ template_nics }}"
 
+      - name: Manage disks
+        ovirt_disk:
+          auth: "{{ ovirt_auth }}"
+          name: "{{ item.name | default(omit) }}"
+          size: "{{ item.size | default(omit) }}"
+          interface: "{{ item.interface | default(template_disk_interface) | default(omit) }}"
+          vm_name: "{{ vm_name }}"
+          format: "{{ item.format | default(template_disk_format) | default(omit) }}"
+          storage_domain: "{{ item.storage_domain | default(template_disk_storage) | default(omit) }}"
+          bootable: "{{ item.bootable | default(omit) }}"
+          wait: true
+        loop: "{{ template_disks }}"
+
       - block:
         - name: Wait for VMs IPv4
           ovirt_vm_info: