From e3d0be5df3a8a43b19da0bb814c8174048cfc79f Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Thu, 6 Jan 2022 19:22:14 +0100
Subject: split up vm/define into remove and create

---
 roles/vm/guest/create/defaults/main.yml            |  5 ++
 roles/vm/guest/create/tasks/main.yml               | 28 +++++++
 .../guest/create/templates/libvirt-domain.xml.j2   | 96 ++++++++++++++++++++++
 3 files changed, 129 insertions(+)
 create mode 100644 roles/vm/guest/create/defaults/main.yml
 create mode 100644 roles/vm/guest/create/tasks/main.yml
 create mode 100644 roles/vm/guest/create/templates/libvirt-domain.xml.j2

(limited to 'roles/vm/guest/create')

diff --git a/roles/vm/guest/create/defaults/main.yml b/roles/vm/guest/create/defaults/main.yml
new file mode 100644
index 00000000..8609c377
--- /dev/null
+++ b/roles/vm/guest/create/defaults/main.yml
@@ -0,0 +1,5 @@
+---
+vm_create_autostart: "{{ not vm_create_installer and install.vm.autostart | default(False) }}"
+vm_create_start: yes
+
+vm_create_installer: no
diff --git a/roles/vm/guest/create/tasks/main.yml b/roles/vm/guest/create/tasks/main.yml
new file mode 100644
index 00000000..d9215b40
--- /dev/null
+++ b/roles/vm/guest/create/tasks/main.yml
@@ -0,0 +1,28 @@
+---
+- name: define vm
+  delegate_to: "{{ vm_host.name }}"
+  virt:
+    command: define
+    xml: "{{ lookup('template', 'libvirt-domain.xml.j2') }}"
+
+- name: start new vm
+  when: vm_create_start | bool
+  delegate_to: "{{ vm_host.name }}"
+  block:
+  - name: start vm
+    virt:
+      name: "{{ inventory_hostname }}"
+      state: running
+
+  - name: wait for VM to start
+    wait_for_virt:
+      name: "{{ inventory_hostname }}"
+      states: running
+      timeout: 10
+
+- name: mark vm as autostarted
+  delegate_to: "{{ vm_host.name }}"
+  virt:
+    name: "{{ inventory_hostname }}"
+    autostart: "{{ vm_create_autostart }}"
+    command: info ## virt module needs either command or state
diff --git a/roles/vm/guest/create/templates/libvirt-domain.xml.j2 b/roles/vm/guest/create/templates/libvirt-domain.xml.j2
new file mode 100644
index 00000000..96b12a74
--- /dev/null
+++ b/roles/vm/guest/create/templates/libvirt-domain.xml.j2
@@ -0,0 +1,96 @@
+<domain type='kvm'>
+  <name>{{ inventory_hostname }}</name>
+  <memory>{{ ((install.vm.memory | human_to_bytes) / 1024) | int }}</memory>
+  <currentMemory>{{ ((install.vm.memory | human_to_bytes) / 1024) | int }}</currentMemory>
+  <vcpu>{{ install.vm.numcpus }}</vcpu>
+  <os>
+    <type arch='x86_64' machine='q35'>hvm</type>
+{% if vm_create_installer %}
+{%   if install_distro == 'debian' or install_distro == 'ubuntu' %}
+    <kernel>{{ installer_tmpdir }}/linux</kernel>
+    <initrd>{{ installer_tmpdir }}/initrd.gz</initrd>
+    <cmdline>console=ttyS0,115200n8 auto</cmdline>
+    <boot dev='hd'/>
+{%   elif install_distro == 'openbsd' %}
+    <boot dev='cdrom'/>
+{%   endif %}
+{% else %}
+    <boot dev='hd'/>
+{% endif %}
+  </os>
+  <features>
+    <acpi/>
+    <apic/>
+    <pae/>
+  </features>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+{% if vm_create_installer %}
+  <on_reboot>destroy</on_reboot>
+  <on_crash>destroy</on_crash>
+{% else %}
+  <on_reboot>restart</on_reboot>
+  <on_crash>restart</on_crash>
+{% endif %}
+  <devices>
+    <emulator>/usr/bin/kvm</emulator>
+    <!-- Provide a virtualized RNG to the guest -->
+    <rng model='virtio'>
+      <!-- Allow consuming up to 10kb/s, measured over 2s -->
+      <rate period="2000" bytes="20480"/>
+      <backend model='random'>/dev/random</backend>
+    </rng>
+
+{% if vm_create_installer and install_distro == 'openbsd' %}
+    <disk type='file' device='cdrom'>
+      <driver name='qemu'/>
+      <source file='{{ installer_tmpdir }}/{{ inventory_hostname }}.iso'/>
+      <target dev='sdz' bus='sata'/>
+      <readonly/>
+    </disk>
+
+{% endif %}
+{% if install.disks %}
+{%   if 'scsi' in install.disks %}
+    <controller type='scsi' index='0' model='virtio-scsi'/>
+{%   endif %}
+{%   for bus in ['virtio', 'scsi'] %}
+{%     for device, src in (install.disks[bus] | default({})).items() %}
+    <disk type='{{ (src.type == 'image') | ternary('file', 'block') }}' device='disk'>
+      <driver name='qemu' type='raw' cache='none' discard='unmap'/>
+{%       if src.type == 'lvm' %}
+      <source dev='/dev/mapper/{{ src.vg | replace('-', '--') }}-{{ src.lv | replace('-', '--') }}'/>
+{%       elif src.type == 'zfs' %}
+      <source dev='/dev/zvol/{{ vm_host.zfs[src.backend | default('default')].pool }}/{{ vm_host.zfs[src.backend | default('default')].name }}/{{ inventory_hostname }}/{{ src.name }}'/>
+{%       elif src.type == 'blockdev' %}
+      <source dev='{{ src.path }}'/>
+{%       elif src.type == 'image' %}
+      <source file='{{ src.path }}'/>
+{%       endif %}
+      <target dev='{{ device }}' bus='{{ bus }}'/>
+    </disk>
+{%     endfor %}
+{%   endfor %}
+
+{% endif %}
+{% if install.interfaces %}
+{%   for if in install.interfaces %}
+    <interface type='bridge'>
+{%     if 'mac' in if %}
+      <mac address='{{ if.mac }}'/>
+{%     endif %}
+      <source bridge='{{ if.bridge }}'/>
+      <model type='virtio'/>
+      <address type='pci' domain='0x0000' bus='0x{{ "%02x" | format(loop.index0 + 16) }}' slot='0x00' function='0x0'/>
+    </interface>
+{%   endfor %}
+
+{% endif %}
+    <serial type='pty'>
+      <target port='0'/>
+    </serial>
+    <console type='pty'>
+      <target type='serial' port='0'/>
+    </console>
+  </devices>
+</domain>
-- 
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