openstack-helm-infra/helm-toolkit/templates/endpoints/_hostname_fqdn_endpoint_lookup.tpl
Pete Birley 0a077f8996 HTK: update fqdn hostname lookup to support host keys
This PS adds support for maps containing `host` for use within
the endpoint host lookup functions as well as a simple string

Change-Id: Ifddfb935bf12510a8b8fac25a4a18b4314845230
Signed-off-by: Pete Birley <pete@port.direct>
2019-01-28 15:32:51 -06:00

79 lines
3.1 KiB
Smarty

{{/*
Copyright 2017 The Openstack-Helm Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/}}
{{/*
abstract: |
Resolves the fully qualified hostname for an endpoint
examples:
- values: |
endpoints:
cluster_domain_suffix: cluster.local
oslo_db:
hosts:
default: mariadb
host_fqdn_override:
default: null
usage: |
{{ tuple "oslo_db" "internal" . | include "helm-toolkit.endpoints.hostname_fqdn_endpoint_lookup" }}
return: |
mariadb.default.svc.cluster.local
- values: |
endpoints:
cluster_domain_suffix: cluster.local
oslo_db:
hosts:
default: mariadb
host_fqdn_override:
default: mariadb.openstackhelm.openstack.org
usage: |
{{ tuple "oslo_db" "internal" . | include "helm-toolkit.endpoints.hostname_fqdn_endpoint_lookup" }}
return: |
mariadb.openstackhelm.openstack.org
- values: |
endpoints:
cluster_domain_suffix: cluster.local
oslo_db:
hosts:
default: mariadb
host_fqdn_override:
default:
host: mariadb.openstackhelm.openstack.org
usage: |
{{ tuple "oslo_db" "internal" . | include "helm-toolkit.endpoints.hostname_fqdn_endpoint_lookup" }}
return: |
mariadb.openstackhelm.openstack.org
*/}}
{{- define "helm-toolkit.endpoints.hostname_fqdn_endpoint_lookup" -}}
{{- $type := index . 0 -}}
{{- $endpoint := index . 1 -}}
{{- $context := index . 2 -}}
{{- $endpointMap := index $context.Values.endpoints ( $type | replace "-" "_" ) }}
{{- $endpointHostNamespaced := tuple $type $endpoint $context | include "helm-toolkit.endpoints.hostname_namespaced_endpoint_lookup" }}
{{- $endpointClusterHostname := printf "%s.svc.%s" $endpointHostNamespaced $context.Values.endpoints.cluster_domain_suffix }}
{{- $_ := set $context.Values "__FQDNendpointHostDefault" ( index $endpointMap.host_fqdn_override "default" | default "" ) }}
{{- if kindIs "map" $context.Values.__FQDNendpointHostDefault }}
{{- $_ := set $context.Values "__FQDNendpointHostDefault" ( index $context.Values.__FQDNendpointHostDefault "host" ) }}
{{- end }}
{{- if kindIs "map" (index $endpointMap.host_fqdn_override $endpoint) }}
{{- $endpointHostname := index $endpointMap.host_fqdn_override $endpoint "host" | default $context.Values.__FQDNendpointHostDefault | default $endpointClusterHostname }}
{{- printf "%s" $endpointHostname -}}
{{- else }}
{{- $endpointHostname := index $endpointMap.host_fqdn_override $endpoint | default $context.Values.__FQDNendpointHostDefault | default $endpointClusterHostname }}
{{- printf "%s" $endpointHostname -}}
{{- end -}}
{{- end -}}