Package the "hello world" example as a helm chart. Passes verify.sh.

examples/hello/charts/.helmignore

+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj

examples/hello/charts/Chart.yaml

+apiVersion: v2
+name: viking-ingress
+version: 0.1.0
+description: Ingress and backend Services/Deployments using Viking Ingress
+engine: gotpl

examples/hello/charts/templates/_helpers.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "viking-ingress.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "viking-ingress.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | 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).
+*/}}
+{{- define "viking-ingress.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 -}}
+
+{{/*
+Common labels
+*/}}
+{{- define "viking-ingress.labels" -}}
+helm.sh/chart: {{ include "viking-ingress.chart" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}

examples/hello/charts/templates/deployment.yaml

+{{ range $name, $app := .Values.apps }}
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  labels:
+    app.kubernetes.io/name: {{ $name }}
+    app.kubernetes.io/component: ingressBackend
+    helm.sh/chart: {{ printf "%s-%s" $.Chart.Name $.Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+    {{- if $.Chart.AppVersion }}
+    app.kubernetes.io/version: {{ $.Chart.AppVersion | quote }}
+    {{- end }}
+    app.kubernetes.io/managed-by: {{ $.Release.Service }}
+    app.kubernetes.io/instance: {{ $.Release.Name }}
+  name: {{ $name }}
+spec:
+  replicas: {{ default "1" $app.replicas }}
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: {{ $name }}
+      app.kubernetes.io/instance: {{ $.Release.Name }}
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: {{ $name }}
+        app.kubernetes.io/component: ingressBackend
+        helm.sh/chart: {{ printf "%s-%s" $.Chart.Name $.Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+        {{- if $.Chart.AppVersion }}
+        app.kubernetes.io/version: {{ $.Chart.AppVersion | quote }}
+        {{- end }}
+        app.kubernetes.io/managed-by: {{ $.Release.Service }}
+        app.kubernetes.io/instance: {{ $.Release.Name }}
+    spec:
+      containers:
+      - name: {{ $name }}
+        image: {{ $app.image }}
+        ports:
+        - containerPort: {{ default "80" $app.containerPort }}
+---
+{{ end }}

examples/hello/charts/templates/ingress.yaml

+apiVersion: extensions/v1beta1
+kind: Ingress
+metadata:
+  name: {{ include "viking-ingress.fullname" . }}
+  labels:
+    app.kubernetes.io/name: {{ include "viking-ingress.name" . }}
+    app.kubernetes.io/component: ingress
+    {{- include "viking-ingress.labels" . | nindent 4 }}
+  annotations:
+    kubernetes.io/ingress.class: {{ .Values.ingress.class }}
+  {{- with .Values.ingress.annotations }}
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  rules:
+{{- range $rule := .Values.ingress.rules }}
+  - host: {{ $rule.host }}
+    http:
+      paths:
+      {{- range $path := $rule.paths }}
+      - path: {{ $path.path }}
+        backend:
+          serviceName: {{ $path.app }}-svc
+          servicePort: {{ default "80" $path.servicePort }}
+      {{- end }}
+{{- end }}

examples/hello/charts/templates/service.yaml

+{{ range $name, $app := .Values.apps }}
+apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    app.kubernetes.io/name: {{ $name }}-svc
+    app.kubernetes.io/component: ingressBackend
+    helm.sh/chart: {{ printf "%s-%s" $.Chart.Name $.Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+    {{- if $.Chart.AppVersion }}
+    app.kubernetes.io/version: {{ $.Chart.AppVersion | quote }}
+    {{- end }}
+    app.kubernetes.io/managed-by: {{ $.Release.Service }}
+    app.kubernetes.io/instance: {{ $.Release.Name }}
+  name: {{ $name }}-svc
+spec:
+  ports:
+  - port: {{ default "80" $app.servicePort }}
+    targetPort: {{ default "80" $app.targetPort }}
+    protocol: TCP
+    name: http
+  selector:
+    app.kubernetes.io/name: {{ $name }}
+    app.kubernetes.io/component: ingressBackend
+    app.kubernetes.io/instance: {{ $.Release.Name }}
+---
+{{ end }}

examples/hello/charts/values.yaml

+# Map of Ingress backend apps, keys are app names.
+apps:
+  example:
+    image: uplex/http-echo
+
+    # replicas: 1
+
+    ## containerPort for the pod template ports spec
+    ## servicePort for Service spec.ports.port
+    ## targetPort for Service spec.ports.targetPort
+
+    # containerPort: 80
+    # servicePort: 80
+    # targetPort: 80
+
+ingress:
+  # Must match the Ingress class observed by the controller.
+  class: "varnish"
+
+  # Ingress rules
+  rules:
+  - host: example.com
+    paths:
+    - path: /
+      app: example
+      # servicePort: 80
\ No newline at end of file

examples/hello/deploy_helm.sh

+#! /bin/bash -ex
+
+helm install viking-ingress ./charts --values values.yaml

examples/hello/undeploy_helm.sh

+#! /bin/bash -ex
+
+MYDIR=$(dirname ${BASH_SOURCE[0]})
+source ${MYDIR}/../../test/utils.sh
+
+helm uninstall viking-ingress
+
+echo "Waiting until varnish-ingress Pods are not configured for Ingress"
+wait_until_not_configured app=varnish-ingress

examples/hello/values.yaml

+apps:
+  coffee:
+    image: nginxdemos/hello:plain-text
+    replicas: 2
+  tea:
+    image: nginxdemos/hello:plain-text
+    replicas: 3
+
+ingress:
+  rules:
+  - host: cafe.example.com
+    paths:
+    - path: /tea
+      app: tea
+    - path: /coffee
+      app: coffee