hypervisor wip

ansible/roles/hypervisor_qcow/tasks/libvirt_dir.yaml

@@ -1,8 +1,61 @@
 ---
 
 - name: Format and mount the libvirt disk if it is not root
-  when: hypervisor.device not in (ansible_mounts | json_query('[?mount == `/`].device'))
+  when:
+    - hypervisor.device not in (ansible_mounts | json_query('[?mount == `/`].device'))
+    - hypervisor.device not in (ansible_mounts | json_query('[?mount == `/var/lib/libvirt`].device'))
   ansible.builtin.include_tasks:
     file: libvirt_mount.yaml
 
+- name: Create the libvirt storage directories
+  ansible.builtin.file:
+    path: "{{ item }}"
+    state: directory
+    owner: libvirt-qemu
+    group: libvirt-qemu
+    mode: '0775'
+  loop:
+    - /var/lib/libvirt/vhds/
+    - /var/lib/libvirt/isos/
+    - /var/lib/libvirt/nvram/
 
+- name: Remove the default libvirt storage pool
+  community.libvirt.virt_pool:
+    name: default
+    state: deleted
+
+- name: Get libvirt storage pool facts
+  community.libvirt.virt_pool:
+    command: facts
+
+- name: Define the libvirt storage pools
+  community.libvirt.virt_pool:
+    name: "{{ item.name }}"
+    command: define
+    xml: "{{ lookup('template', 'dir_pool.xml.j2') }}"
+  loop:
+    - name: vhds
+      path: /var/lib/libvirt/vhds/
+    - name: isos
+      path: /var/lib/libvirt/isos/
+    - name: nvram
+      path: /var/lib/libvirt/nvram/
+
+- name: Create the libvirt storage pools
+  community.libvirt.virt_pool:
+    name: "{{ item }}"
+    command: build
+  loop:
+    - vhds
+    - isos
+    - nvram
+
+- name: Start the libvirt storage pools
+  community.libvirt.virt_pool:
+    name: "{{ item }}"
+    state: active
+    autostart: true
+  loop:
+    - vhds
+    - isos
+    - nvram

ansible/roles/hypervisor_qcow/tasks/libvirt_mount.yaml

@@ -0,0 +1,74 @@
+---
+
+- name: Configure disk partition
+  community.general.parted:
+    align: optimal
+    device: "{{ hypervisor.device }}"
+    fs_type: ext4
+    label: gpt
+    name: libvirt
+    number: 1
+    part_end: 100%
+    part_start: 0%
+    state: present
+
+- name: Format filesystem
+  community.general.filesystem:
+    device: "{{ hypervisor.device }}1"
+    fstype: ext4
+    resizefs: true
+    state: present
+
+- name: Stop the libvirt service
+  ansible.builtin.service:
+    name: libvirtd
+    state: stopped
+
+- name: Temp mount and copy block
+  block:
+
+    - name: Temporarily mount hypervisor storage
+      ansible.posix.mount:
+        path: /mnt/libvirt_temp/
+        src: "{{ hypervisor.device }}1"
+        fstype: ext4
+        state: mounted
+        boot: false
+
+    - name: Copy libvirt contents to hypervisor storage
+      ansible.builtin.copy:
+        src: /var/lib/libvirt/
+        dest: /mnt/libvirt_temp/
+        remote_src: true
+        mode: preserve
+
+  always:
+
+    - name: Unmount from temporary mount point
+      ansible.posix.mount:
+        path: /mnt/libvirt_temp/
+        state: absent
+
+- name: Remove existing libvirt storage
+  ansible.builtin.file:
+    path: /var/lib/libvirt/
+    state: "{{ item }}"
+    owner: root
+    group: root
+    mode: '0775'
+  loop:
+    - absent
+    - directory
+
+- name: Mount hypervisor storage
+  ansible.posix.mount:
+    path: /var/lib/libvirt/
+    src: "{{ hypervisor.device }}1"
+    fstype: ext4
+    state: mounted
+    boot: true
+
+- name: Start the libvirt service
+  ansible.builtin.service:
+    name: libvirtd
+    state: started

ansible/roles/hypervisor_qcow/tasks/main.yaml

@@ -13,6 +13,16 @@
     groups: libvirt
     append: true
 
+- name: Set required sysctl flags for bridging
+  ansible.posix.sysctl:
+    name: "{{ item.name }}"
+    value: "{{ item.value }}}}"
+    state: present
+    sysctl_set: true
+    reload: true # TODO set sysctl file?
+  loop:
+    - net.ipv4.ip_forward # TODO add remaining values here
+
 - name: Add bridge(s) to qemu_bridge_helper
   when: qemu_bridges is defined
   ansible.builtin.lineinfile:
@@ -39,7 +49,7 @@
     name: default
     state: absent
 
-- name: Setup libvirt storage (qcow)
+- name: Setup libvirt storage (dir)
   when: hypervisor.storage == 'dir'
   ansible.builtin.include_tasks:
     file: libvirt_dir.yaml

ansible/roles/hypervisor_qcow/templates/dir_libvirt_pool.xml.j2

@@ -0,0 +1,6 @@
+<pool type="dir">
+  <name>{{ item.name }}</name>
+  <target>
+    <path>{{ item.path }}</path>
+  </target>
+</pool>

ansible/roles/hypervisor_qcow/templates/zfs_libvirt_pool.xml.j2

@@ -0,0 +1,6 @@
+<pool type="zfs">
+  <name>{{ item.name }}</name>
+  <source>
+    <name>{{ item.dataset }}</name>
+  </source>
+</pool>