Fix setup for CoreOS

ansible-kvm-vms/cleanup_vms.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+
+# VM names from vars/vms.yml
+VMS=("coreos-vm" "flatcar-vm" "microos-vm")
+# Image directory from group_vars/all.yml
+IMAGES_DIR="/var/lib/libvirt/images"
+
+for vm in "${VMS[@]}"; do
+    echo "Cleaning up VM: $vm"
+    
+    # Destroy the VM (force stop)
+    sudo virsh destroy "$vm" 2>/dev/null || echo "VM $vm is not running."
+    
+    # Undefine the VM (remove configuration)
+    sudo virsh undefine "$vm" 2>/dev/null || echo "VM $vm is not defined."
+    
+    # Remove the disk image
+    sudo rm -f "$IMAGES_DIR/$vm.qcow2"
+    sudo rm -f "$IMAGES_DIR/$vm.download"
+    
+    echo "VM $vm cleaned up."
+done
+
+echo "Cleanup complete."

ansible-kvm-vms/group_vars/all.yml

@@ -7,7 +7,7 @@ vm_ssh_public_key: "~/.ssh/id_vms.pub" # Path to your public key for SSH access
 # Default VM resources
 default_cpu: 2
 default_ram: 2048
-default_disk: "20G"
+default_disk: 20 # GB
 
 # Storage path for images
 vm_images_dir: "/var/lib/libvirt/images"

ansible-kvm-vms/roles/os_config/tasks/main.yml

@@ -1,12 +1,18 @@
 ---
-- name: Generate Ignition config for CoreOS/Flatcar
+
+- name: Generate Ignition configuration for CoreOS/Flatcar
   template:
     src: ignition.json.j2
-    dest: "/tmp/{{ vm_name }}_ignition.json"
-  when: os_type == "coreos" or os_type == "flatcar"
+    dest: "{{ vm_images_dir }}/{{ vm_name }}.ign"
+  when: os_type == 'coreos' or os_type == 'flatcar'
 
-- name: Generate Cloud-init config for MicroOS
+- name: Generate Cloud-init configuration for MicroOS
   template:
     src: user-data.yaml.j2
-    dest: "/tmp/{{ vm_name }}_user-data"
-  when: os_type == "microos"
+    dest: "{{ vm_images_dir }}/{{ vm_name }}_user-data"
+  when: os_type == 'microos'
+
+- name: Generate dummy meta-data file
+  copy:
+    content: "instance-id: {{ vm_name }}\nlocal-hostname: {{ vm_name }}\n"
+    dest: "{{ vm_images_dir }}/{{ vm_name }}_meta-data"

ansible-kvm-vms/roles/os_config/templates/ignition.json.j2

@@ -1,26 +1,16 @@
 {
   "ignition": {
-    "version": "0.3.0"
+    "version": "3.4.0"
   },
   "passwd": {
     "users": [
       {
         "name": "{{ vm_user }}",
-        "password_hash": "{{ vm_password | password_hash('sha512') }}",
-        "ssh_public_keys": [
-          "{{ lookup('file', vm_ssh_public_key) }}"
+        "passwordHash": "{{ vm_password | password_hash('sha512') }}",
+        "sshAuthorizedKeys": [
+          "{{ lookup('file', vm_ssh_public_key) | trim }}"
         ]
       }
     ]
-  },
-  "storage": {
-    "files": [
-      {
-        "path": "/etc/ssh/sshd_config.d/permit_root_login.conf",
-        "contents": {
-          "source": "data:text/plain;charset=utf-8,PermitRootLogin yes"
-        }
-      }
-    ]
   }
-}
+}

ansible-kvm-vms/roles/os_config/templates/user-data.yaml.j2

@@ -3,6 +3,17 @@ users:
   - name: {{ vm_user }}
     passwd: {{ vm_password | password_hash('sha512') }}
     ssh_authorized_keys:
-      - {{ lookup('file', vm_ssh_public_key) }}
+      - {{ lookup('file', vm_ssh_public_key) | trim }}
     sudo: ALL=(ALL) NOPASSWD:ALL
     lock_passwd: false
+  - name: root
+    passwd: {{ vm_password | password_hash('sha512') }}
+    sudo: ALL=(ALL) NOPASSWD:ALL
+    lock_passwd: false
+
+runcmd:
+  - mkdir -p /etc/ssh/sshd_config.d
+  - echo "PermitRootLogin yes" > /etc/ssh/sshd_config.d/permit_root_login.conf
+  - systemctl restart sshd
+
+

ansible-kvm-vms/roles/vm_provision/tasks/main.yml

@@ -1,5 +1,4 @@
 ---
-
 - name: Define image URLs
   set_fact:
     os_images:
@@ -43,6 +42,21 @@
 
 - name: Provision VM using virt-install
   shell: |
+    {% if os_type == 'coreos' or os_type == 'flatcar' %}
+    virt-install \
+    --connect qemu:///system \
+    --name {{ vm_name }} \
+    --vcpus {{ cpu | default(default_cpu) }} \
+    --memory {{ ram | default(default_ram) }} \
+    --disk size={{ disk | default('10G') }},backing_store={{ vm_images_dir }}/{{ vm_name }}.qcow2,backing_format=qcow2 \
+    --boot hd \
+    --os-variant {{ os_variant }} \
+    --network network=default \
+    --graphics none \
+    --noautoconsole \
+    --boot uefi \
+    --sysinfo type=fwcfg,entry0.name=opt/com.coreos/config,entry0.file={{ vm_images_dir }}/{{ vm_name }}.ign
+    {% elif os_type == 'microos' %}
     virt-install \
     --name {{ vm_name }} \
     --vcpus {{ cpu | default(default_cpu) }} \
@@ -54,16 +68,7 @@
     --graphics none \
     --noautoconsole \
     --boot uefi \
-    {% if os_type == 'coreos' or os_type == 'flatcar' %}
-    --cloud-init user-data=/tmp/{{ vm_name }}_ignition.json
-    {% elif os_type == 'microos' %}
-    --cloud-init user-data=/tmp/{{ vm_name }}_user-data
+    --cloud-init user-data={{ vm_images_dir }}/{{ vm_name }}_user-data,meta-data={{ vm_images_dir }}/{{ vm_name }}_meta-data
     {% endif %}
   args:
-    creates: "/etc/libvirt/qemu/{{ vm_name }}.xml"
-
-- name: Attach configuration to VM
-  debug:
-    msg: "Configuration is now handled by virt-install --cloud-init flag."
-  when: false # This task is now obsolete
-  become: yes
+    creates: "/etc/libvirt/qemu/{{ vm_name }}.xml"

ansible-kvm-vms/vars/vms.yml

@@ -5,14 +5,14 @@ vms:
     os_variant: "fedora-coreos-stable"
     cpu: 2
     ram: 2048
-    disk: "20G"
+    disk: 20 # GB
 
   - name: flatcar-vm
     os_type: flatcar
     os_variant: "fedora-coreos-stable"
     cpu: 2
     ram: 2048
-    disk: "20G"
+    disk: 20 # GB
 
   - name: microos-vm
     os_type: microos