Parameterize libvirt image attributes (#57)

.github/workflows/libvirt.yml

@@ -7,6 +7,9 @@ on:
       - master
     paths:
       - 'playbooks/prepare.yml'
+      - 'molecule/common/create.yml'
+      - 'molecule/common/templates/*.yml'
+      - 'molecule/common/vars.yml'
       - 'molecule/hosts/*.yml'
       - 'molecule/ipaddr/*.yml'
       - '.github/workflows/libvirt.yml'

galaxy.yml

@@ -1,7 +1,7 @@
 ---
 namespace: nephelaiio
 name: mongodb
-version: 0.2.21
+version: 0.2.22
 readme: README.md
 authors:
   - Ted Cook <[email protected]>

molecule/common/create.yml

@@ -119,7 +119,6 @@
         - name: Manage KVM guests
           when: inventory_hostname not in guest_query.stdout_lines
           block:
-
             - name: Create KVM guest disks
               ansible.builtin.copy:
                 remote_src: true
@@ -182,12 +181,16 @@
                     xml: "{{ lookup('ansible.builtin.template', 'vm.j2.xml') }}"
                     command: define
                   vars:
+                    _platforms: "{{ molecule_yml.platforms }}"
+                    _platform: "{{ _platforms | selectattr('name', 'equalto', inventory_hostname) | first }}"
                     guest_hostname: "{{ inventory_hostname }}"
                     guest_disk_format: qcow2
                     guest_disk_path: "{{ _libvirt_path }}/{{ inventory_hostname }}.img"
                     guest_iso_path: "{{ _libvirt_path }}/{{ inventory_hostname }}.iso"
                     guest_network: "{{ _libvirt_network }}"
                     guest_mac: "{{ '52:54:00' | random_mac(seed=guest_hostname) }}"
+                    guest_mem: "{{ (_platform.mem | default(2)) * 1048576 }}"
+                    guest_cpu: "{{ _platform.cpu | default(2) }}"
                   loop_control:
                     label: "{{ inventory_hostname }} - {{ _libvirt_path }}/{{ inventory_hostname }}.img"
 

molecule/common/templates/vm.j2.xml

@@ -1,8 +1,8 @@
 <domain type='kvm'>
   <name>{{ guest_hostname }}</name>
-  <memory unit='KiB'>4194304</memory>
-  <currentMemory unit='KiB'>4194304</currentMemory>
-  <vcpu placement='static'>2</vcpu>
+  <memory unit='KiB'>{{ guest_mem }}</memory>
+  <currentMemory unit='KiB'>{{ guest_mem }}</currentMemory>
+  <vcpu placement='static'>{{ guest_cpu }}</vcpu>
   <resource>
     <partition>/machine</partition>
   </resource>