Setting to a previously unused value during stack-update will trigger
the Upgrade resources to re-run on all roles.
- UpgradeInitCommand:
- type: string
- description: |
- Command or script snippet to run on all overcloud nodes to
- initialize the upgrade process. E.g. a repository switch.
- default: ''
-
resources:
- # For the UpgradeInit also rename /etc/resolv.conf.save for +bug/1567004
- UpgradeInitConfig:
- type: OS::Heat::SoftwareConfig
- properties:
- group: script
- config:
- list_join:
- - ''
- - - "#!/bin/bash\n\n"
- - "if [[ -f /etc/resolv.conf.save ]] ; then rm /etc/resolv.conf.save; fi\n\n"
- - get_param: UpgradeInitCommand
-
-{% for role in roles %}
- {{role.name}}Upgrade_Init:
- type: OS::Heat::StructuredDeploymentGroup
- properties:
- name: {{role.name}}Upgrade_Init
- servers: {get_param: [servers, {{role.name}}]}
- config: {get_resource: UpgradeInitConfig}
-{% endfor %}
-
# Upgrade Steps for all roles
# FIXME(shardy): would be nice to make the number of steps configurable
{% for step in range(1, 8) %}
# serialization, but the event output is easier to follow if we
# do, and there should be minimal performance hit (creating the
# config is cheap compared to the time to apply the deployment).
+ {% if step > 1 %}
depends_on:
- {% if step == 1 %}
- - {{role.name}}Upgrade_Init
- {% else %}
{% for dep in roles %}
- {{dep.name}}Upgrade_Step{{step -1}}
{% endfor %}