fnndsc/util version 0.2.0

charts/util/Chart.yaml

@@ -2,5 +2,5 @@ apiVersion: v2
 name: util
 description: Library chart providing helper functions for FNNDSC Helm charts
 type: library
-version: 0.1.0
+version: 0.2.0
 

charts/util/templates/_deployment.tpl

@@ -0,0 +1,38 @@
+{{- define "util.deploymentTpl" }}
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "util.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "util.labels" . | nindent 4 }}
+    {{- with .Values.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with .Values.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- if not .Values.autoscaling.enabled }}
+  replicas: {{ .Values.replicaCount }}
+  {{- end }}
+  selector:
+    matchLabels:
+      {{- include "util.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+        {{- include "util.labels" . | nindent 8 }}
+        {{- with .Values.podLabels }}
+        {{- toYaml . | nindent 8 }}
+        {{- end }}
+    spec:
+      containers:
+        {{- include "util.container" (mustMerge (dict "containerName" (include "util.name" .) "portName" "http") .) | nindent 8 }}
+      {{- include "util.podSpec" . | nindent 6 }}
+{{- end }}

charts/util/templates/_helpers.tpl

@@ -1,25 +1,139 @@
-{{- /*
-Helper function to use a value. If the value is unset, try looking up the previous value
-from a secret. If the secret does not exist, generate a random value with a specified length.
-*/ -}}
-{{- define "util.valueOrLookupOrRandom" -}}
-{{- if .value -}}
-  {{- .value | b64enc | quote -}}
-{{- else -}}
-  {{- $length := .length | default 32 -}}
-  {{- $name := .name -}}
-  {{- if (not $name) -}}
-    {{- fail (printf "util.valueOrLookupOrRandom was not called with required parameter 'name'. Given parameters: %s" (keys .)) -}}
-  {{- end -}}
-  {{- with (lookup "v1" "Secret" .root.Release.Namespace .secret) -}}
-    {{- if (hasKey .data $name) -}}
-      {{- (index .data $name) | quote -}}
-    {{- else -}}
-      {{- randAlphaNum $length | b64enc | quote -}}
-    {{- end -}}
-  {{- else -}}
-    {{- randAlphaNum $length | b64enc | quote -}}
-  {{- end -}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "util.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "util.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "util.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "util.labels" -}}
+helm.sh/chart: {{ include "util.chart" . }}
+{{ include "util.selectorLabels" . }}
+{{- with (default .Chart.AppVersion .appVersion) }}
+app.kubernetes.io/version: {{ quote . }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "util.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "util.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "util.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "util.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}
+
+{{- define "util.image" -}}
+{{ if .Values.image.registry }}{{ .Values.image.registry }}/{{ end }}{{ .Values.image.repository }}:{{ .Values.image.tag | default .appVersion | default .Chart.AppVersion }}
 {{- end -}}
+
+{{- define "util.podSpec" -}}
+{{- with (concat (.Values.imagePullSecrets | default (list)) ((.Values.global).imagePullSecrets | default (list)) | mustUniq) }}
+imagePullSecrets:
+{{- toYaml . | nindent 8 }}
+{{- end }}
+{{- if (or .Values.serviceAccount.name .Values.serviceAccount.create) }}
+serviceAccountName: {{ include "util.util.serviceAccountName" . }}
+{{- end }}
+{{- with (.Values.podSecurityContext | deepCopy | mustMergeOverwrite (deepCopy ((.Values.global).podSecurityContext | default (dict)))) }}
+securityContext:
+{{- toYaml . | nindent 8 }}
+{{- end }}
+{{- with .Values.nodeSelector }}
+nodeSelector:
+{{- toYaml . | nindent 8 }}
+{{- end }}
+{{- with .Values.affinity }}
+affinity:
+{{- toYaml . | nindent 8 }}
+{{- end }}
+{{- with .Values.tolerations }}
+tolerations:
+{{- toYaml . | nindent 8 }}
+{{- end }}
 {{- end -}}
 
+{{- define "util.container" -}}
+- image: {{ include "util.image" . }}
+  {{- if .containerName }}
+  name: {{ .containerName }}
+  {{- end }}
+  {{- if .Values.image.pullPolicy }}
+  imagePullPolicy: {{ .Values.image.pullPolicy }}
+  {{- end }}
+  ports:
+    - containerPort: {{ .Values.containerPort | default .Values.service.port }}
+      {{- if .Values.hostPort }}
+      hostPort: {{ .Values.hostPort }}
+      {{- end }}
+      protocol: TCP
+      {{- if .portName }}
+      name: {{ .portName }}
+      {{- end }}
+  {{- if .Values.extraEnv }}
+  env:
+    {{- range $k, $v := .Values.extraEnv }}
+    - name: {{ $k }}
+      value: {{ $v | quote }}
+    {{- end }}
+  {{- end }}
+  {{- with .Values.securityContext }}
+  securityContext:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- with .Values.resources }}
+  resources:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- with .Values.livenessProbe }}
+  livenessProbe:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- with .Values.readinessProbe }}
+  readinessProbe:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- with .Values.startupProbe }}
+  startupProbe:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+{{- end -}}

charts/util/templates/_hpa.tpl

@@ -0,0 +1,35 @@
+{{- define "util.hpaTpl" }}
+{{- if .Values.autoscaling.enabled }}
+apiVersion: autoscaling/v2
+kind: HorizontalPodAutoscaler
+metadata:
+  name: {{ include "util.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "util.labels" . | nindent 4 }}
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: {{ include "util.fullname" . }}
+  minReplicas: {{ .Values.autoscaling.minReplicas }}
+  maxReplicas: {{ .Values.autoscaling.maxReplicas }}
+  metrics:
+    {{- if .Values.autoscaling.targetCPUUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: cpu
+        target:
+          type: Utilization
+          averageUtilization: {{ .Values.autoscaling.targetCPUUtilizationPercentage }}
+    {{- end }}
+    {{- if .Values.autoscaling.targetMemoryUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: memory
+        target:
+          type: Utilization
+          averageUtilization: {{ .Values.autoscaling.targetMemoryUtilizationPercentage }}
+    {{- end }}
+{{- end }}
+{{- end }}

charts/util/templates/_ingress.tpl

@@ -0,0 +1,46 @@
+{{- define "util.ingressTpl" }}
+{{- if .Values.ingress.enabled -}}
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: {{ include "util.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "util.labels" . | nindent 4 }}
+  {{- with .Values.ingress.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- with .Values.ingress.className }}
+  ingressClassName: {{ . }}
+  {{- end }}
+  {{- if .Values.ingress.tls }}
+  tls:
+    {{- range .Values.ingress.tls }}
+    - hosts:
+        {{- range .hosts }}
+        - {{ . | quote }}
+        {{- end }}
+      secretName: {{ .secretName }}
+    {{- end }}
+  {{- end }}
+  rules:
+    {{- range .Values.ingress.hosts }}
+    - host: {{ .host | quote }}
+      http:
+        paths:
+          {{- range .paths }}
+          - path: {{ .path }}
+            {{- with .pathType }}
+            pathType: {{ . }}
+            {{- end }}
+            backend:
+              service:
+                name: {{ include "util.fullname" $ }}
+                port:
+                  number: {{ $.Values.service.port }}
+          {{- end }}
+    {{- end }}
+{{- end }}
+{{- end }}

charts/util/templates/_knative.tpl

@@ -0,0 +1,34 @@
+{{- define "util.knativeServiceTpl" }}
+apiVersion: serving.knative.dev/v1
+kind: Service
+metadata:
+  name: {{ include "util.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "util.labels" . | nindent 4 }}
+    {{- with .Values.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with .Values.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  template:
+    metadata:
+      {{- with .Values.revisionAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.podLabels }}
+      labels:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+    spec:
+      {{- if .Values.containerConcurrency }}
+      containerConcurrency: {{ .Values.containerConcurrency }}
+      {{- end }}
+      containers:
+        {{- include "util.container" . | nindent 8 }}
+      {{- mustMerge (omit . "Values") (dict "Values" (omit .Values "startupProbe")) | include "util.podSpec" | nindent 6 }}
+{{- end }}

charts/util/templates/_knative_or_deployment.tpl

@@ -0,0 +1,24 @@
+{{- define "util.knativeOrDeployment" -}}
+{{- include "util.serviceAccountTpl" . }}
+{{- if (eq .Values.kind "Service") }}
+{{- include "util.knativeServiceTpl" . }}
+{{- else if (eq .Values.kind "Deployment") }}
+{{- include "util.deploymentEverythingTpl" . }}
+{{- else }}
+{{- fail (printf "Unsupported kind: %s" .kind) }}
+{{- end -}}
+{{- end -}}
+
+{{- define "util.deploymentEverythingTpl" }}
+{{- include "util.deploymentTpl" . }}
+---
+{{- include "util.hpaTpl" . }}
+---
+{{- include "util.ingressTpl" . }}
+---
+{{- include "util.serviceTpl" . }}
+---
+{{- include "util.testServiceConnectionTpl" . }}
+---
+{{- include "util.openshiftRouteTpl" . }}
+{{- end }}

charts/util/templates/_route.tpl

@@ -0,0 +1,25 @@
+{{- define "util.openshiftRouteTpl" }}
+{{- if .Values.route.enabled -}}
+kind: Route
+apiVersion: route.openshift.io/v1
+metadata:
+  name: {{ include "util.fullname" . }}
+  labels:
+    {{- include "util.labels" . | nindent 4 }}
+  {{- with .Values.route.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  to:
+    kind: Service
+    name: {{ include "util.fullname" . }}
+  {{- with .Values.route.tls }}
+  tls:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  port:
+    targetPort: http
+  host: {{ required ".Values.route.host is required." .Values.route.host }}
+{{- end }}
+{{- end }}