nixos-base-image/ansible/playbooks/image-deploy.yml
2025-06-09 00:16:41 +02:00

130 lines
5.4 KiB
YAML

---
- name: Build and Upload NixOS Image
hosts: localhost # Run NixOS build and image upload on the CI runner or local machine
gather_facts: false # No need to gather facts for localhost
vars:
nixos_build_path: "{{ playbook_dir }}/../" # Path to your flake.nix
result_symlink_path: "{{ nixos_build_path }}/result" # Expected symlink output from Nix
dest_dir: "{{ dest_image_dir }}" # From group_vars/all.yml
tasks:
- name: Ensure NixOS image build script is executable
ansible.builtin.file:
path: "{{ playbook_dir }}/../scripts/build_nixos_image.sh"
mode: "0755"
- name: Build NixOS image (creates result/ symlink)
ansible.builtin.command: "{{ playbook_dir }}/../scripts/build_nixos_image.sh"
args:
chdir: "{{ nixos_build_path }}"
register: nixos_build_result
changed_when: nixos_build_result.rc == 0 # Consider it changed if build succeeds
- name: Get built image file (.vma.zst) from result/
ansible.builtin.find:
paths: "{{ result_symlink_path }}"
patterns: "*.vma.zst"
file_type: file # Ensure it's a file
register: built_image_files
delegate_to: localhost
- name: Fail if no image was built
ansible.builtin.fail:
msg: "No .vma.zst image file found in {{ result_symlink_path }}/"
when: built_image_files.files | length == 0
delegate_to: localhost
- name: Set fact for built image path and filename
ansible.builtin.set_fact:
local_image_path: "{{ built_image_files.files[0].path | realpath }}"
image_filename: "{{ built_image_files.files[0].path | basename }}"
delegate_to: localhost
- name: Display paths (for debugging)
ansible.builtin.debug:
msg: "Local image path: {{ local_image_path }}, Filename: {{ image_filename }}"
- name: Copy image to Proxmox server
ansible.builtin.copy:
src: "{{ local_image_path }}"
dest: "{{ dest_dir }}{{ image_filename }}"
mode: "0644" # Ensure correct permissions on the destination
- name: Clean up local build result symlink
ansible.builtin.file:
path: "{{ result_symlink_path }}"
state: absent
delegate_to: localhost
- name: Clean up local store paths (optional, for disk space on CI)
ansible.builtin.command: "nix store gc"
args:
chdir: "{{ nixos_build_path }}"
changed_when: true # Always consider it a change
- name: Restore and Convert to Template on Proxmox
hosts: proxmox_servers # Target the Proxmox host
become: true # Need root/sudo on Proxmox host for qm commands
vars:
# Use variables from group_vars/all.yml and vault.yml
# Access API credentials from vault for this part
proxmox_api_user_id: "{{ proxmox_ci_api_user_name }}@{{ proxmox_ci_api_user_realm }}"
proxmox_api_token_id: "{{ proxmox_ci_api_token_id }}"
proxmox_api_token_secret: "{{ proxmox_ci_api_token_secret }}"
# VM/Template specifics (can be passed via --extra-vars or from group_vars)
vmid_base_template: "{{ template_vmid }}"
vmname_base_template: "{{ template_vm_name }}"
vmid_latest_template: "{{ latest_template_vmid }}"
vmname_latest_template: "{{ latest_template_vm_name }}"
# Configuration for the restored VM
cpu_cores: 2
memory_mb: 2048
tasks:
- name: Set full image path on Proxmox
ansible.builtin.set_fact:
remote_image_path: "{{ dest_image_dir }}{{ image_filename }}"
delegate_to: localhost # Run this locally to set a fact accessible globally
- name: Destroy existing base template VM (if it exists)
ansible.builtin.shell: "qm destroy {{ vmid_base_template }} --purge || true"
args:
warn: no
changed_when: false # Assume idempotency; if it didn't exist, no change
failed_when: false # Don't fail if VM isn't found
- name: Destroy existing 'latest' template VM (if it exists)
ansible.builtin.shell: "qm destroy {{ vmid_latest_template }} --purge || true"
args:
warn: no
changed_when: false
failed_when: false
- name: Restore VM from image to base template VMID
ansible.builtin.command: >
qmrestore {{ remote_image_path }} {{ vmid_base_template }} --unique true --name {{ vmname_base_template }} --storage {{ storage_name }}
args:
creates: "/etc/pve/qemu-server/{{ vmid_base_template }}.conf" # Idempotency check: only run if config file doesn't exist
- name: Set CPU and memory for the base template VM
ansible.builtin.command: >
qm set {{ vmid_base_template }} --cores {{ cpu_cores }} --memory {{ memory_mb }}
# This task is not fully idempotent; it will always try to set.
# You'd need complex 'when' conditions to check current settings.
- name: Convert base template VM to a template
ansible.builtin.command: "qm template {{ vmid_base_template }}"
# This command is largely idempotent for the `qm template` operation itself.
- name: Clone base template to 'latest' template VMID
ansible.builtin.command: >
qm clone {{ vmid_base_template }} {{ vmid_latest_template }} --name {{ vmname_latest_template }} --full --storage {{ storage_name }}
args:
creates: "/etc/pve/qemu-server/{{ vmid_latest_template }}.conf" # Idempotency check: only run if config file doesn't exist
- name: Convert 'latest' template VM to a template
ansible.builtin.command: "qm template {{ vmid_latest_template }}"