Chapter 3. Role-Based Parameters

_ROLE_AnyErrorsFatal

Sets the any_errors_fatal value when running config-download Ansible playbooks. The default value is True.

_ROLE_ControlPlaneSubnet

Name of the subnet on ctlplane network for this role. The default value is ctlplane-subnet.

_ROLE_Count

The number of nodes to deploy in a role. The default value is 1.

_ROLE_ExtraConfig

Role specific additional hiera configuration to inject into the cluster.

_ROLE_ExtraGroupVars

Optional extra Ansible group vars.

_ROLE_HostnameFormat

Format for node hostnames. Note that %index% is translated into the index of the node (e.g 0/1/2) and %stackname% is replaced with the stack name (e.g overcloud). The default value is %stackname%-_role_-%index%.

_ROLE_MaxFailPercentage

Sets the max_fail_percentage value when running config-download Ansible playbooks. The default value is 0.

_ROLE_NetworkDeploymentActions

OpenStack Orchestration (heat) action when to apply network configuration changes.

_ROLE_Parameters

Optional Role Specific parameters to be provided to service.

_ROLE_RemovalPolicies

List of resources to be removed from the role’s ResourceGroup when doing an update that requires removal of specific resources.

_ROLE_RemovalPoliciesMode

How to handle change to RemovalPolicies for ROLE ResourceGroup when doing an update. Default mode append will append to the existing blocklist and update would replace the blocklist. The default value is append.

_ROLE_SchedulerHints

Optional scheduler hints to pass to OpenStack Compute (nova).

_ROLE_ServiceNetMap

Role specific ServiceNetMap overrides, the map provided will be merged with the global ServiceNetMap when passing the ServiceNetMap to the ROLE_ServiceChain resource and the _ROLE resource group. For example: _ROLE_ServiceNetMap: NovaLibvirtNetwork: internal_api_leaf2.

_ROLE_Services

A list of service resources (configured in the OpenStack Orchestration (heat) resource_registry) which represent nested stacks for each service that should get installed on the ROLE role.