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|
heat_template_version: 2016-10-14
description: >
Utility stack to convert an array of services into a set of combined
role configs.
parameters:
Services:
default: []
description: |
List nested stack service templates.
type: comma_delimited_list
ServiceNetMap:
default: {}
description: Mapping of service_name -> network name. Typically set
via parameter_defaults in the resource registry. This
mapping overrides those in ServiceNetMapDefaults.
type: json
EndpointMap:
default: {}
description: Mapping of service endpoint -> protocol. Typically set
via parameter_defaults in the resource registry.
type: json
DefaultPasswords:
default: {}
description: Mapping of service -> default password. Used to help
pass top level passwords managed by Heat into services.
type: json
resources:
ServiceChain:
type: OS::Heat::ResourceChain
properties:
resources: {get_param: Services}
concurrent: true
resource_properties:
ServiceNetMap: {get_param: ServiceNetMap}
EndpointMap: {get_param: EndpointMap}
DefaultPasswords: {get_param: DefaultPasswords}
LoggingConfiguration:
type: OS::TripleO::LoggingConfiguration
ServiceServerMetadataHook:
type: OS::TripleO::ServiceServerMetadataHook
properties:
RoleData: {get_attr: [ServiceChain, role_data]}
outputs:
role_data:
description: Combined Role data for this set of services.
value:
service_names:
# Filter any null/None service_names which may be present due to mapping
# of services to OS::Heat::None
yaql:
expression: list($.data.s_names.where($ != null))
data: {s_names: {get_attr: [ServiceChain, role_data, service_name]}}
monitoring_subscriptions:
yaql:
expression: list($.data.role_data.where($ != null).select($.get('monitoring_subscription')).where($ != null))
data: {role_data: {get_attr: [ServiceChain, role_data]}}
logging_sources:
# Transform the individual logging_source configuration from
# each service in the chain into a global list, adding some
# default configuration at the same time.
yaql:
expression: >
let(
default_format => $.data.default_format,
pos_file_path => $.data.pos_file_path,
sources => $.data.sources.flatten()
) ->
$sources.where($ != null).select({
'type' => 'tail',
'tag' => $.tag,
'path' => $.path,
'format' => $.get('format', $default_format),
'pos_file' => $.get('pos_file', $pos_file_path + '/' + $.tag + '.pos')
})
data:
sources:
- {get_attr: [LoggingConfiguration, LoggingDefaultSources]}
- yaql:
expression: list($.data.role_data.where($ != null).select($.get('logging_source')).where($ != null))
data: {role_data: {get_attr: [ServiceChain, role_data]}}
- {get_attr: [LoggingConfiguration, LoggingExtraSources]}
default_format: {get_attr: [LoggingConfiguration, LoggingDefaultFormat]}
pos_file_path: {get_attr: [LoggingConfiguration, LoggingPosFilePath]}
logging_groups:
# Build a list of unique groups to which we should add the
# fluentd user.
yaql:
expression: >
set($.data.groups.flatten()).where($)
data:
groups:
- [{get_attr: [LoggingConfiguration, LoggingDefaultGroups]}]
- yaql:
expression: list($.data.role_data.where($ != null).select($.get('logging_groups')).where($ != null))
data: {role_data: {get_attr: [ServiceChain, role_data]}}
- [{get_attr: [LoggingConfiguration, LoggingExtraGroups]}]
config_settings: {map_merge: {get_attr: [ServiceChain, role_data, config_settings]}}
global_config_settings:
map_merge:
yaql:
expression: list($.data.role_data.where($ != null).select($.get('global_config_settings')).where($ != null))
data: {role_data: {get_attr: [ServiceChain, role_data]}}
service_config_settings:
yaql:
expression: $.data.role_data.where($ != null).select($.get('service_config_settings')).where($ != null).reduce($1.mergeWith($2), {})
data: {role_data: {get_attr: [ServiceChain, role_data]}}
step_config: {list_join: ["\n", {get_attr: [ServiceChain, role_data, step_config]}]}
upgrade_tasks:
yaql:
# Note we use distinct() here to filter any identical tasks, e.g yum update for all services
expression: $.data.where($ != null).select($.get('upgrade_tasks')).where($ != null).flatten().distinct()
data: {get_attr: [ServiceChain, role_data]}
service_metadata_settings: {get_attr: [ServiceServerMetadataHook, metadata]}
|
