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{{/*
# Copyright © 2017 Amdocs, Bell Canada
#
# 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.
*/}}
{{/*
Resolve the name of a chart's service.
The default will be the chart name (or .Values.nameOverride if set).
And the use of .Values.service.name overrides all.
- .Values.service.name: override default service (ie. chart) name
*/}}
{{/*
Expand the service name for a chart.
*/}}
{{- define "common.servicename" -}}
{{- $name := default .Chart.Name .Values.nameOverride -}}
{{- default $name .Values.service.name | trunc 63 | trimSuffix "-" -}}
{{- end -}}
{{/* Define the metadata of Service
The function takes from one to three arguments (inside a dictionary):
- .dot : environment (.)
- .suffix : a string which will be added at the end of the name (with a '-').
- .annotations: the annotations to add
Usage example:
{{ include "common.serviceMetadata" ( dict "suffix" "myService" "dot" .) }}
{{ include "common.serviceMetadata" ( dict "annotations" .Values.service.annotation "dot" .) }}
*/}}
{{- define "common.serviceMetadata" -}}
{{- $dot := default . .dot -}}
{{- $suffix := default "" .suffix -}}
{{- $annotations := default "" .annotations -}}
{{- if $annotations -}}
annotations: {{- include "common.tplValue" (dict "value" $annotations "context" $dot) | nindent 2 }}
{{- end }}
name: {{ include "common.servicename" $dot }}{{ if $suffix }}{{ print "-" $suffix }}{{ end }}
namespace: {{ include "common.namespace" $dot }}
labels: {{- include "common.labels" $dot | nindent 2 -}}
{{- end -}}
{{/* Define the ports of Service
The function takes three arguments (inside a dictionary):
- .dot : environment (.)
- .ports : an array of ports
- .portType: the type of the service
- .prefix: NodePort prefix to be used
*/}}
{{- define "common.servicePorts" -}}
{{- $portType := .portType -}}
{{- $dot := .dot -}}
{{- range $index, $port := .ports }}
{{- $portPrefix := default "nodePortPrefix" $port.prefix }}
- port: {{ $port.port }}
targetPort: {{ $port.name }}
{{- if (eq $portType "NodePort") }}
nodePort: {{ index $dot.Values "global" $portPrefix | default (index $dot.Values $portPrefix) }}{{ $port.nodePort }}
{{- end }}
name: {{ $port.name }}
{{- end -}}
{{- end -}}
{{/* Create generic service template
The function takes several arguments (inside a dictionary):
- .dot : environment (.)
- .ports : an array of ports
- .portType: the type of the service
- .suffix : a string which will be added at the end of the name (with a '-')
- .annotations: the annotations to add
- .publishNotReadyAddresses: if we publish not ready address
- .headless: if the service is headless
*/}}
{{- define "common.genericService" -}}
{{- $dot := default . .dot -}}
{{- $suffix := default "" .suffix -}}
{{- $annotations := default "" .annotations -}}
{{- $publishNotReadyAddresses := default false .publishNotReadyAddresses -}}
{{- $portType := .portType -}}
{{- $ports := .ports -}}
{{- $headless := default false .headless -}}
apiVersion: v1
kind: Service
metadata: {{ include "common.serviceMetadata" (dict "suffix" $suffix "annotations" $annotations "dot" $dot ) | nindent 2 }}
spec:
{{- if $headless }}
clusterIP: None
{{- end }}
ports: {{- include "common.servicePorts" (dict "portType" $portType "ports" $ports "dot" $dot) | nindent 4 }}
{{- if $publishNotReadyAddresses }}
publishNotReadyAddresses: true
{{- end }}
type: {{ $portType }}
selector: {{- include "common.matchLabels" $dot | nindent 4 }}
{{- end -}}
{{/* Create service template */}}
{{- define "common.service" -}}
{{- $suffix := default "" .Values.service.suffix -}}
{{- $annotations := default "" .Values.service.annotations -}}
{{- $publishNotReadyAddresses := default false .Values.service.publishNotReadyAddresses -}}
{{- $portType := .Values.service.type -}}
{{- $ports := .Values.service.ports -}}
{{ include "common.genericService" (dict "suffix" $suffix "annotations" $annotations "dot" . "publishNotReadyAddresses" $publishNotReadyAddresses "ports" $ports "portType" $portType) }}
{{- end -}}
{{/* Create headless service template */}}
{{- define "common.headlessService" -}}
{{- $suffix := include "common._makeHeadlessSuffix" . -}}
{{- $annotations := default "" .Values.service.headless.annotations -}}
{{- $publishNotReadyAddresses := default false .Values.service.headless.publishNotReadyAddresses -}}
{{- $ports := .Values.service.headlessPorts -}}
{{ include "common.genericService" (dict "suffix" $suffix "annotations" $annotations "dot" . "publishNotReadyAddresses" $publishNotReadyAddresses "ports" $ports "portType" "ClusterIP" "headless" true ) }}
{{- end -}}
{{/*
Generate the right suffix for headless service
*/}}
{{- define "common._makeHeadlessSuffix" -}}
{{- if hasKey .Values.service.headless "suffix" }}
{{- .Values.service.headless.suffix }}
{{- else }}
{{- print "headless" }}
{{- end }}
{{- end -}}
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