a82047f14f
The list of libvirt networks is now generated from the seed's network interfaces. This can be overridden if necessary.
113 lines
4.1 KiB
YAML
113 lines
4.1 KiB
YAML
---
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- name: Ensure that the seed VM configdrive exists
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hosts: seed-hypervisor
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vars:
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seed_host: "{{ groups['seed'][0] }}"
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seed_hostvars: "{{ hostvars[seed_host] }}"
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seed_user_data_path: "{{ image_cache_path }}/seed-vm-user-data"
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pre_tasks:
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- name: Verify the seed host exists in the Ansible inventory
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fail:
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msg: >
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There should be exactly one host in the seed group. There are
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currently {{ groups['seed'] | length }}.
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when: "{{ groups['seed'] | length != 1 }}"
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- name: Ensure the image cache directory exists
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file:
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path: "{{ image_cache_path }}"
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state: directory
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# The user data script is used to bring up the network interfaces that will
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# be configured by metadata in the configdrive. It could be used for other
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# things in future if necessary.
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- name: Ensure the user data file exists
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copy:
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content: |
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#!/bin/bash
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{% for interface in seed_hostvars.network_interfaces | map('net_interface', seed_host) %}
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ifup {{ interface }}
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{% endfor %}
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dest: "{{ seed_user_data_path }}"
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roles:
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- role: jriguera.configdrive
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# For now assume the VM OS family is the same as the hypervisor's.
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configdrive_os_family: "{{ ansible_os_family }}"
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configdrive_uuid: "{{ seed_host | to_uuid }}"
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configdrive_fqdn: "{{ seed_host }}"
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configdrive_name: "{{ seed_host }}"
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configdrive_ssh_public_key: "{{ lookup('file', ssh_public_key_path) }}"
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configdrive_config_dir: "{{ image_cache_path }}"
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configdrive_volume_path: "{{ image_cache_path }}"
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configdrive_config_dir_delete: True
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configdrive_resolv:
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domain: "{{ seed_hostvars.resolv_domain | default }}"
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search: "{{ seed_hostvars.resolv_search | default }}"
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dns: "{{ seed_hostvars.resolv_nameservers | default([]) }}"
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configdrive_network_device_list: >
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{{ seed_hostvars.network_interfaces |
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map('net_configdrive_network_device', seed_host) |
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list }}
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configdrive_config_user_data_path: "{{ seed_user_data_path }}"
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tasks:
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- name: Set a fact containing the configdrive image path
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set_fact:
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seed_vm_configdrive_path: "{{ image_cache_path }}/{{ seed_host }}.iso"
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- name: Ensure configdrive is decoded and decompressed
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shell: >
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base64 -d {{ image_cache_path }}/{{ seed_host | to_uuid }}.gz
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| gunzip
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> {{ seed_vm_configdrive_path }}
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- name: Ensure unnecessary files are removed
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file:
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path: "{{ item }}"
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state: absent
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with_items:
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- "{{ seed_user_data_path }}"
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- "{{ image_cache_path }}/{{ seed_host | to_uuid }}.gz"
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- name: Ensure that the seed VM is provisioned
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hosts: seed-hypervisor
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vars:
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seed_host: "{{ groups['seed'][0] }}"
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seed_hostvars: "{{ hostvars[seed_host] }}"
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pre_tasks:
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- name: Check the size of the configdrive image
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stat:
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path: "{{ seed_vm_configdrive_path }}"
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get_checksum: False
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get_md5: False
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mime: False
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register: stat_result
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roles:
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- role: libvirt-vm
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seed_vm_configdrive_volume:
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name: "{{ seed_hostvars.seed_vm_name }}-configdrive"
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pool: "{{ seed_hostvars.seed_vm_pool }}"
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# Round size up to next multiple of 4096.
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capacity: "{{ (stat_result.stat.size + 4095) // 4096 * 4096 }}"
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device: "cdrom"
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format: "raw"
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image: "{{ seed_vm_configdrive_path }}"
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libvirt_vm_name: "{{ seed_hostvars.seed_vm_name }}"
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libvirt_vm_memory_mb: "{{ seed_hostvars.seed_vm_memory_mb }}"
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libvirt_vm_vcpus: "{{ seed_hostvars.seed_vm_vcpus }}"
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libvirt_vm_volumes: "{{ seed_hostvars.seed_vm_volumes + [seed_vm_configdrive_volume] }}"
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libvirt_vm_interfaces: >
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{{ seed_hostvars.network_interfaces | map('net_libvirt_vm_network') | list }}
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libvirt_vm_image_cache_path: "{{ image_cache_path }}"
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become: True
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tasks:
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- name: Wait for SSH access to the seed VM
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local_action:
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module: wait_for
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host: "{{ seed_hostvars.ansible_host }}"
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port: 22
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state: started
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