Initial commit

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

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+
+---
+
+- name: Install KVM and virtualization tools
+  package:
+    name:
+      - qemu-kvm
+      - libvirt-daemon-system
+      - libvirt-clients
+      - bridge-utils
+      - virtinst
+      - virt-manager
+      - libguestfs-tools
+      - xz-utils
+    state: present
+  when: ansible_facts['os_family'] == "Debian"
+
+- name: Install KVM and virtualization tools (RedHat/Fedora)
+  package:
+    name:
+      - qemu-kvm
+      - libvirt
+      - virt-install
+      - virt-manager
+      - libguestfs-tools
+      - xz
+    state: present
+  when: ansible_facts['os_family'] == "RedHat"
+
+- name: Install KVM and virtualization tools (Arch/CachyOS)
+  package:
+    name:
+      - qemu-full
+      - libvirt
+      - virt-manager
+      - iproute2
+      - libguestfs
+      - guestfs-tools
+      - xz
+    state: present
+  when: ansible_facts['os_family'] == "Archlinux"
+
+- name: Ensure libvirtd is started and enabled
+  service:
+    name: libvirtd
+    state: started
+    enabled: yes
+
+- name: Ensure KVM default network is active and autostarts
+  shell: |
+    virsh net-start default || true
+    virsh net-autostart default || true
+  become: yes
+
+- name: Add current user to libvirt group
+  user:
+    name: "{{ ansible_facts['user_id'] }}"
+    groups: libvirt
+    append: yes
+  become: yes
+  ignore_errors: yes # Some distros use different group names (e.g., kvm)

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

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+---
+- name: Generate Ignition config for CoreOS/Flatcar
+  template:
+    src: ignition.json.j2
+    dest: "/tmp/{{ vm_name }}_ignition.json"
+  when: os_type == "coreos" or os_type == "flatcar"
+
+- name: Generate Cloud-init config for MicroOS
+  template:
+    src: user-data.yaml.j2
+    dest: "/tmp/{{ vm_name }}_user-data"
+  when: os_type == "microos"

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

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+{
+  "ignition": {
+    "version": "0.3.0"
+  },
+  "passwd": {
+    "users": [
+      {
+        "name": "{{ vm_user }}",
+        "password_hash": "{{ vm_password | password_hash('sha512') }}",
+        "ssh_public_keys": [
+          "{{ lookup('file', vm_ssh_public_key) }}"
+        ]
+      }
+    ]
+  },
+  "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

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+#cloud-config
+users:
+  - name: {{ vm_user }}
+    passwd: {{ vm_password | password_hash('sha512') }}
+    ssh_authorized_keys:
+      - {{ lookup('file', vm_ssh_public_key) }}
+    sudo: ALL=(ALL) NOPASSWD:ALL
+    lock_passwd: false

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

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+---
+
+- name: Define image URLs
+  set_fact:
+    os_images:
+      coreos: "https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/44.20260510.3.1/x86_64/fedora-coreos-44.20260510.3.1-qemu.x86_64.qcow2.xz"
+      flatcar: "https://stable.release.flatcar-linux.net/amd64-usr/current/flatcar_production_qemu_uefi_image.img"
+      microos: "https://ftp.halifax.rwth-aachen.de/opensuse/tumbleweed/appliances/openSUSE-MicroOS.x86_64-kvm-and-xen.qcow2"
+
+- name: Verify internet connectivity
+  uri:
+    url: http://google.com
+    return_content: no
+  timeout: 10
+
+- name: Download OS image
+  get_url:
+    url: "{{ os_images[os_type] }}"
+    dest: "{{ vm_images_dir }}/{{ vm_name }}.download"
+    mode: '0644'
+  become: yes
+
+- name: Handle compressed or raw images
+  shell: |
+    DOWNLOAD_FILE="{{ vm_images_dir }}/{{ vm_name }}.download"
+    FINAL_FILE="{{ vm_images_dir }}/{{ vm_name }}.qcow2"
+    
+    # 1. Handle XZ compression
+    if [[ "{{ os_images[os_type] }}" == *.xz ]]; then
+      echo "Decompressing XZ image..."
+      unxz -c "$DOWNLOAD_FILE" > "$FINAL_FILE"
+    elif [[ "{{ os_images[os_type] }}" == *.img ]]; then
+      echo "Converting RAW image to QCOW2..."
+      qemu-img convert -f raw -O qcow2 "$DOWNLOAD_FILE" "$FINAL_FILE"
+    else
+      echo "Moving QCOW2 image to final destination..."
+      mv "$DOWNLOAD_FILE" "$FINAL_FILE"
+    fi
+    rm -f "$DOWNLOAD_FILE"
+  become: yes
+  args:
+    creates: "{{ vm_images_dir }}/{{ vm_name }}.qcow2"
+
+- name: Provision VM using virt-install
+  shell: |
+    virt-install \
+    --name {{ vm_name }} \
+    --vcpus {{ cpu | default(default_cpu) }} \
+    --memory {{ ram | default(default_ram) }} \
+    --disk path={{ vm_images_dir }}/{{ vm_name }}.qcow2,bus=virtio \
+    --import \
+    --os-variant {{ os_variant }} \
+    --network network=default \
+    --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
+    {% 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