91 lines
4.1 KiB
YAML
91 lines
4.1 KiB
YAML
---
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# We need to wait for all expected compute services to register before running
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# cells v2 host discovery. This includes virtualised compute services and
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# ironic compute services.
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# Work with --limit by including only hosts in ansible_play_batch.
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- block:
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- name: Waiting for nova-compute services to register themselves
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become: true
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command: >
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{{ kolla_container_engine }} exec kolla_toolbox openstack
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--os-interface {{ openstack_interface }}
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--os-auth-url {{ openstack_auth.auth_url }}
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--os-project-domain-name {{ openstack_auth.domain_name }}
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--os-project-name {{ openstack_auth.project_name }}
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--os-username {{ openstack_auth.username }}
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--os-password {{ openstack_auth.password }}
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--os-identity-api-version 3
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--os-user-domain-name {{ openstack_auth.user_domain_name }}
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--os-region-name {{ openstack_region_name }}
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{% if openstack_cacert != '' %}--os-cacert {{ openstack_cacert }}{% endif %}
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compute service list --format json --column Host --service nova-compute
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register: nova_compute_services
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changed_when: false
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failed_when: false
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check_mode: false
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retries: 20
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delay: 10
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until:
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- nova_compute_services is success
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# A list containing the 'Host' field of compute services that have
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# registered themselves. Don't exclude compute services that are disabled
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# since these could have been explicitly disabled by the operator. While we
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# could exclude services that are down, the nova-manage cell_v2
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# discover_hosts does not do this so let's not block on it here.
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- (nova_compute_services.stdout |
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from_json |
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map(attribute='Host') |
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list)
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is superset(expected_compute_service_hosts)
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# Execute on one compute per cell, and delegate to a cell conductor.
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when: inventory_hostname == all_computes_in_batch[0]
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delegate_to: "{{ groups[nova_cell_conductor_group][0] }}"
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# NOTE(mgoddard): Use a separate fail task to ensure we fail only those hosts
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# that failed to register.
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- name: Fail if nova-compute service failed to register
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vars:
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# 'Host' field of all registered compute services.
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nova_compute_service_hosts: >-
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{{ hostvars[all_computes_in_batch[0]].nova_compute_services.stdout |
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from_json |
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map(attribute='Host') |
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list }}
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# 'Host' field of failed compute services.
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failed_compute_service_hosts: >-
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{{ expected_compute_service_hosts | difference(nova_compute_service_hosts) | list }}
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# Whether any compute services failed on this host.
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any_failed_services: >-
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{{ ansible_facts.nodename in failed_compute_service_hosts or
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(ansible_facts.hostname ~ "-ironic") in failed_compute_service_hosts }}
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fail:
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msg: >-
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The Nova compute service failed to register itself on the following
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hosts: {{ failed_compute_service_hosts | join(',') }}
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when: >-
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any_failed_services or
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(nova_compute_registration_fatal | bool and
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failed_compute_service_hosts | length > 0)
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vars:
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# For virt, use ansible_facts.nodename rather than inventory_hostname, since this
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# is similar to what nova uses internally as its default for the
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# [DEFAULT] host config option.
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virt_compute_service_hosts: >-
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{{ virt_computes_in_batch |
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map('extract', hostvars, ['ansible_facts', 'nodename']) |
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list }}
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# For ironic, use {{ansible_facts.hostname}}-ironic since this is what we
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# configure for [DEFAULT] host in nova.conf.
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ironic_compute_service_hosts: >-
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{{ ironic_computes_in_batch |
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map('extract', hostvars, ['ansible_facts', 'hostname']) |
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map('regex_replace', '^(.*)$', '\1-ironic') |
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list }}
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expected_compute_service_hosts: "{{ virt_compute_service_hosts + ironic_compute_service_hosts }}"
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- name: Include discover_computes.yml
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include_tasks: discover_computes.yml
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# Execute on one compute host per cell.
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when: inventory_hostname == all_computes_in_batch[0]
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