helm config for deployment

spring-petclinic/Chart.yaml

@@ -21,4 +21,4 @@ version: 0.1.0
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
 # It is recommended to use it with quotes.
-appVersion: "1.16.0"
+appVersion: 1.16.0

spring-petclinic/templates/configmap.yaml

@@ -1,8 +1,8 @@
 apiVersion: v1
 kind: ConfigMap
 metadata:
-  name: petclinic-configmap
+  name: {{ .Values.petclinic.configmap.name }}
 data:
-  application.yml: |
+  {{ .Values.petclinic.configmap.application.properties.name }}: |
     server:
-      port: 8081
+      port: {{ .Values.petclinic.server.port }}

spring-petclinic/templates/deployment.yaml

@@ -1,61 +1,30 @@
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: {{ include "spring-petclinic.fullname" . }}
-  labels:
-    {{- include "spring-petclinic.labels" . | nindent 4 }}
+  name: petclinic-deployment-{{ .Chart.AppVersion }}
 spec:
-  {{- if not .Values.autoscaling.enabled }}
-  replicas: {{ .Values.replicaCount }}
-  {{- end }}
+  replicas: 1
   selector:
     matchLabels:
-      {{- include "spring-petclinic.selectorLabels" . | nindent 6 }}
+      app: {{ .Values.petclinic.label }}
   template:
     metadata:
-      {{- with .Values.podAnnotations }}
-      annotations:
-        {{- toYaml . | nindent 8 }}
-      {{- end }}
       labels:
-        {{- include "spring-petclinic.selectorLabels" . | nindent 8 }}
+        app: {{ .Values.petclinic.label }}
     spec:
-      {{- with .Values.imagePullSecrets }}
-      imagePullSecrets:
-        {{- toYaml . | nindent 8 }}
-      {{- end }}
-      serviceAccountName: {{ include "spring-petclinic.serviceAccountName" . }}
-      securityContext:
-        {{- toYaml .Values.podSecurityContext | nindent 8 }}
       containers:
-        - name: {{ .Chart.Name }}
-          securityContext:
-            {{- toYaml .Values.securityContext | nindent 12 }}
-          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
-          imagePullPolicy: {{ .Values.image.pullPolicy }}
+        - name: petclinic
+          image: {{ .Values.petclinic.image }}
+          imagePullPolicy: Never
           ports:
-            - name: http
-              containerPort: 80
-              protocol: TCP
-          livenessProbe:
-            httpGet:
-              path: /
-              port: http
-          readinessProbe:
-            httpGet:
-              path: /
-              port: http
-          resources:
-            {{- toYaml .Values.resources | nindent 12 }}
-      {{- with .Values.nodeSelector }}
-      nodeSelector:
-        {{- toYaml . | nindent 8 }}
-      {{- end }}
-      {{- with .Values.affinity }}
-      affinity:
-        {{- toYaml . | nindent 8 }}
-      {{- end }}
-      {{- with .Values.tolerations }}
-      tolerations:
-        {{- toYaml . | nindent 8 }}
-      {{- end }}
+            - containerPort: {{ .Values.petclinic.server.port }}
+              name: "http"
+          volumeMounts:
+            - name: app-config
+              mountPath: /application.yml
+              subPath: {{ .Values.petclinic.configmap.application.properties.name }}
+              readOnly: true
+      volumes:
+        - name: app-config
+          configMap:
+            name: {{ .Values.petclinic.configmap.name }}

spring-petclinic/templates/service.yaml

@@ -1,15 +1,13 @@
 apiVersion: v1
 kind: Service
 metadata:
-  name: {{ include "spring-petclinic.fullname" . }}
-  labels:
-    {{- include "spring-petclinic.labels" . | nindent 4 }}
+  name: petclinic-service
 spec:
-  type: {{ .Values.service.type }}
-  ports:
-    - port: {{ .Values.service.port }}
-      targetPort: http
-      protocol: TCP
-      name: http
   selector:
-    {{- include "spring-petclinic.selectorLabels" . | nindent 4 }}
+    app: {{ .Values.petclinic.label }}
+  ports:
+    - name: http
+      protocol: TCP
+      port: {{ .Values.petclinic.server.port }}
+      targetPort: {{ .Values.petclinic.server.port }}
+  type: NodePort

spring-petclinic/values.yaml

@@ -1,82 +1,10 @@
-# Default values for spring-petclinic.
-# This is a YAML-formatted file.
-# Declare variables to be passed into your templates.
-
-replicaCount: 1
-
-image:
-  repository: nginx
-  pullPolicy: IfNotPresent
-  # Overrides the image tag whose default is the chart appVersion.
-  tag: ""
-
-imagePullSecrets: []
-nameOverride: ""
-fullnameOverride: ""
-
-serviceAccount:
-  # Specifies whether a service account should be created
-  create: true
-  # Annotations to add to the service account
-  annotations: {}
-  # The name of the service account to use.
-  # If not set and create is true, a name is generated using the fullname template
-  name: ""
-
-podAnnotations: {}
-
-podSecurityContext: {}
-  # fsGroup: 2000
-
-securityContext: {}
-  # capabilities:
-  #   drop:
-  #   - ALL
-  # readOnlyRootFilesystem: true
-  # runAsNonRoot: true
-  # runAsUser: 1000
-
-service:
-  type: ClusterIP
-  port: 80
-
-ingress:
-  enabled: false
-  className: ""
-  annotations: {}
-    # kubernetes.io/ingress.class: nginx
-    # kubernetes.io/tls-acme: "true"
-  hosts:
-    - host: chart-example.local
-      paths:
-        - path: /
-          pathType: ImplementationSpecific
-  tls: []
-  #  - secretName: chart-example-tls
-  #    hosts:
-  #      - chart-example.local
-
-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
-
-autoscaling:
-  enabled: false
-  minReplicas: 1
-  maxReplicas: 100
-  targetCPUUtilizationPercentage: 80
-  # targetMemoryUtilizationPercentage: 80
-
-nodeSelector: {}
-
-tolerations: []
-
-affinity: {}
+petclinic:
+  server:
+    port: 8081
+  image: spring-petclinic
+  configmap:
+    name: petclinic-configmap
+    application:
+      properties:
+        name: application.yml
+  label: petclinic