first

.gitignore

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+charts/*.tgz

.helmignore

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+# 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

Chart.yaml

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+apiVersion: v1
+appVersion: "0.0.1"
+description: Helm chart for deploying basic spring applications
+name: spring
+version: 0.0.1
+home: https://github.com/paulczar/helm-chart-spring
+maintainers:
+  - name: paulczar

templates/NOTES.txt

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+1. Get the application URL by running these commands:
+{{- if contains "NodePort" .Values.service.type }}
+  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "spring.fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT
+{{- else if contains "LoadBalancer" .Values.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get svc -w {{ include "spring.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "spring.fullname" . }} -o jsonpath='{.status.loadBalancer.ingress[0].ip}')
+  echo http://$SERVICE_IP:{{ .Values.service.port }}
+{{- else if contains "ClusterIP" .Values.service.type }}
+  export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app={{ include "spring.name" . }},release={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  echo "Visit http://127.0.0.1:8080 to use your application"
+  kubectl port-forward $POD_NAME 8080:80
+{{- end }}

templates/_helpers.tpl

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+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "spring.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 "spring.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 "spring.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "spring.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create -}}
+    {{ default (include "spring.fullname" .) .Values.serviceAccount.name }}
+{{- else -}}
+    {{ default "default" .Values.serviceAccount.name }}
+{{- end -}}
+{{- end -}}

templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "spring.fullname" . }}
+  labels:
+    app: {{ include "spring.name" . }}
+    chart: {{ include "spring.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app: {{ include "spring.name" . }}
+      release: {{ .Release.Name }}
+  template:
+    metadata:
+      labels:
+        app: {{ include "spring.name" . }}
+        release: {{ .Release.Name }}
+      annotations:
+        {{ toYaml .Values.annotations | indent 8 }}
+    spec:
+      serviceAccountName: {{ template "spring.serviceAccountName" . }}
+      containers:
+        - name: {{ .Chart.Name }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          env:
+            - name: SPRING_PROFILES_ACTIVE
+              value: {{ .Values.spring.profile }}
+              {{- if .Values.spring.trustKubernetesCertificates }}
+            - name: KUBERNETES_TRUST_CERTIFICATES
+              value: "true"
+              {{- end }}
+            {{- range $key, $value := .Values.extraEnv }}
+            - name: {{ $key }}
+              value: {{ $value | quote }}
+            {{- end }}
+          ports:
+            - name: http
+              containerPort: {{ .Values.containerPort }}
+              protocol: TCP
+          {{- if .Values.livenessProbe }}
+          livenessProbe:
+{{ toYaml .Values.livenessProbe | indent 12 }}
+          {{- end }}
+          {{- if .Values.readinessProbe }}
+          readinessProbe:
+{{ toYaml .Values.readinessProbe | indent 12 }}
+          {{- end }}
+          resources:
+{{ toYaml .Values.resources | indent 12 }}
+    {{- with .Values.nodeSelector }}
+      nodeSelector:
+{{ toYaml . | indent 8 }}
+    {{- end }}
+    {{- with .Values.affinity }}
+      affinity:
+{{ toYaml . | indent 8 }}
+    {{- end }}
+    {{- with .Values.tolerations }}
+      tolerations:
+{{ toYaml . | indent 8 }}
+    {{- end }}

templates/ingress.yaml

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+{{- if .Values.ingress.enabled -}}
+{{- $fullName := include "spring.fullname" . }}
+{{- $httpPort := .Values.service.httpPort }}
+apiVersion: extensions/v1
+kind: Ingress
+metadata:
+  annotations:
+  {{- range $key, $value := .Values.ingress.annotations }}
+    {{ $key }}: {{ $value | quote }}
+  {{- end }}
+  labels:
+    app: {{ template "spring.name" . }}
+    heritage: "{{ .Release.Service }}"
+    release: "{{ .Release.Name }}"
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+  name: {{ template "spring.fullname" . }}
+spec:
+  rules:
+  {{- range .Values.ingress.hosts }}
+    - host: {{ . }}
+      http:
+        paths:
+        {{- if index $.Values.ingress "annotations" }}
+          {{- if eq (index $.Values.ingress.annotations "kubernetes.io/ingress.class" | default "") "gce" "alb" }}
+          - path: /*
+          {{- else }}{{/* Has annotations but ingress class is not "gce" nor "alb" */}}
+          - path: /
+          {{- end }}
+        {{- else}}{{/* Has no annotations */}}
+          - path: /
+        {{- end }}
+            backend:
+              serviceName: {{ $fullName }}
+              servicePort: {{ $httpPort }}
+  {{- end -}}
+  {{- if .Values.ingress.tls }}
+  tls:
+{{ toYaml .Values.ingress.tls | indent 4 }}
+  {{- end -}}
+{{- end -}}

templates/rbac.yaml

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+{{- if .Values.rbac.create -}}
+apiVersion: rbac.authorization.k8s.io/v1beta1
+kind: ClusterRole
+metadata:
+  name: {{ template "spring.fullname" . }}
+  labels:
+    app: {{ template "spring.name" . }}
+    chart: {{ template "spring.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+rules:
+  - apiGroups: [""]
+    resources: ["services", "pods", "endpoints", "configmaps"]
+    verbs: ["get","list"]
+---
+apiVersion: rbac.authorization.k8s.io/v1beta1
+kind: ClusterRoleBinding
+metadata:
+  name: {{ template "spring.fullname" . }}
+  labels:
+    app: {{ template "spring.name" . }}
+    chart: {{ template "spring.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: {{ template "spring.fullname" . }}
+subjects:
+  - name: {{ template "spring.serviceAccountName" . }}
+    namespace: {{ .Release.Namespace | quote }}
+    kind: ServiceAccount
+{{- end -}}

templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ template "spring.fullname" . }}
+  annotations:
+  {{- range $key, $value := .Values.service.annotations }}
+    {{ $key }}: {{ $value | quote }}
+  {{- end }}
+  labels:
+    app: {{ template "spring.name" . }}
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+    release: "{{ .Release.Name }}"
+    heritage: "{{ .Release.Service }}"
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+  - name: http
+    port: {{ .Values.service.httpPort }}
+    targetPort: http
+{{- if hasKey .Values.service "nodePort" }}
+    nodePort: {{ .Values.service.nodePort }}
+{{- end }}
+  selector:
+    app: {{ template "spring.name" . }}
+    release: {{ .Release.Name | quote }}

templates/serviceaccount.yaml

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+{{- if .Values.serviceAccount.create -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: {{ template "spring.serviceAccountName" . }}
+  namespace: {{ .Release.Namespace | quote }}
+  labels:
+    app: {{ template "spring.name" . }}
+    chart: {{ template "spring.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+{{- end -}}

values.yaml

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+# Default values for discovery-service.
+# This is a YAML-formatted file.
+# Declare variables to be passed into your templates.
+
+replicaCount: 1
+
+image:
+  repository: paulczar/petclinic
+  tag: 2.1.0.BUILD-SNAPSHOT
+  pullPolicy: Always
+
+nameOverride: ""
+fullnameOverride: ""
+
+serviceAccount:
+  create: true
+  # name: ~
+
+rbac:
+  create: true
+
+annotations: {}
+#  prometheus.io/scrape: "true"
+#  prometheus.io/path: "/actuator/prometheus"
+
+spring:
+  profile: dev
+  trustKubernetesCertificates: true
+
+## The list of ports that your app listens on
+containerPort: 8080
+
+extraEnv:
+  ## Extra environment variables to be injected
+  # DATABASE_ENGINE: mysql
+  # DATABASE_HOST: mysql
+  # DATABASE_NAME: spring
+  # DATABASE_USERNAME: spring
+  # DATABASE_PASSWORD: spring
+
+resources: {}
+  # We usually recommend not to specify default resources and to leave this as a conscious
+  # choice for the user. This also increases chances charts run on environments with little
+  # resources, such as Minikube. If you do want to specify resources, uncomment the following
+  # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
+  # limits:
+  #  cpu: 100m
+  #  memory: 128Mi
+  # requests:
+  #  cpu: 100m
+  #  memory: 128Mi
+
+## uncomment and modify the following livenessProbe and readinessProbe.
+## These defaults should work with anything that uses the spring health actuator.
+livenessProbe: {}
+#  httpGet:
+#    path: /actuator/health
+#    port: http
+#  initialDelaySeconds: 300
+#  periodSeconds: 10
+readinessProbe: {}
+#  httpGet:
+#    path: /actuator/health
+#    port: http
+#  initialDelaySeconds: 60
+#  periodSeconds: 10
+
+nodeSelector: {}
+
+tolerations: []
+
+affinity: {}
+
+service:
+  httpPort: 80
+  ## If service.type is not set to NodePort, the following statement
+  ## will be ignored.
+  ##
+  # nodePort: 32015
+
+  ## Service type can be set to ClusterIP, NodePort or LoadBalancer.
+  ##
+  type: ClusterIP
+
+  ## Service annotations
+  ##
+  # annotations:
+  #   service.beta.kubernetes.io/aws-load-balancer-backend-protocol: http
+  #   service.beta.kubernetes.io/aws-load-balancer-ssl-cert: arn:aws:acm:xx-xxxx-x:xxxxxxxxxxx:certificate/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxx
+  #   external-dns.alpha.kubernetes.io/hostname: drone.domain.tld.
+
+ingress:
+  ## If true, Ingress will be created.
+  ##
+  enabled: false
+
+  ## Ingress annotations
+  ##
+  # annotations:
+  #   kubernetes.io/ingress.class: gce
+  #   kubernetes.io/ingress.class: nginx
+  #   kubernetes.io/tls-acme: 'true'
+
+  ## hostnames must be provided if Ingress is enabled
+  ##
+  # hosts:
+  #   - spring.example.io
+
+  ## Ingress TLS configuration secrets
+  ## Must be manually created in the namespace
+  ##
+  # tls:
+  #   - secretName: spring-tls
+  #     hosts:
+  #       - spring.example.io