added k8s and docker to the craft ready made code.

Dockerfile

@@ -0,0 +1,10 @@
+FROM openjdk:17.0.1-slim
+WORKDIR /opt
+ENV PORT 8080
+ENV POSTGRES_USER petclinic
+ENV POSTGRES_PASSWORD petclinic
+ENV POSTGRES_URL jdbc:postgresql://postgres/petclinic
+ENV JAVA_OPTS "-Dspring.profiles.active=postgres -Xmx2g"
+EXPOSE 8080
+COPY target/*.jar /opt/app.jar
+ENTRYPOINT exec java $JAVA_OPTS -jar app.jar

Makefile

@@ -0,0 +1,42 @@
+.SILENT: validate docker cluster
+validate:
+	if ! command which envsubst &> /dev/null; then \
+		echo "gettext is not installed. Please install it first."; \
+		exit 1; \
+	fi
+	if ! command which minikube &> /dev/null; then \
+		echo "minikube is not installed. Please install it first."; \
+		exit 1; \
+	fi
+	if ! command which kubectl &> /dev/null; then \
+		echo "kubectl is not installed. Please install it first."; \
+		exit 1; \
+	fi
+	if ! command which docker &> /dev/null; then \
+		echo "docker is not installed. Please install it first."; \
+		exit 1; \
+	fi
+	if ! command which md5sum &> /dev/null; then \
+		echo "md5sum is not installed. Please install it first."; \
+		exit 1; \
+	fi
+
+docker: validate
+	if ! command docker info &> /dev/null; then \
+		echo "docker is not running. Please make sure docker is running."; \
+		exit 1; \
+	fi
+
+cluster: docker
+	if ! command minikube status &> /dev/null; then \
+		minikube config set memory 4096; \
+		minikube start --driver=docker; \
+	fi \
+
+build: cluster
+	minikube image build -t petclinic:latest .
+
+deploy: build
+	export RANDOM_PART=$$(hostname | md5sum | cut -c1-30) && \
+	envsubst < kube/petclinic.yaml.tmpl > kube/petclinic.yaml 
+	minikube kubectl apply -f kube

config/contrast_security.yaml

@@ -0,0 +1,5 @@
+api: 
+  url: https://intuit.contrastsecurity.com/Contrast
+  api_key: 
+  service_key: 
+  user_name: 

kube/petclinic.yaml.tmpl

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+apiVersion: v1
+kind: Service
+metadata:
+  name: petclinic
+spec:
+  selector:
+    app: petclinic
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 8080
+  type: LoadBalancer
+
+---
+
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: petclinic
+  labels:
+    app: petclinic
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: petclinic
+  template:
+    metadata:
+      labels:
+        app: petclinic
+    spec:
+      containers:
+        - name: app
+          image: docker.io/library/petclinic:latest
+          resources:
+            limits:
+              memory: "512Mi"
+              cpu: "500m"
+          ports:
+            - containerPort: 8080
+          env:
+            - name: CONTRAST__APPLICATION__NAME
+              value: "petclinic_$RANDOM_PART"
+            - name: CONTRAST__APPLICATION__LANGUAGE
+              value: "java"
+            # - name: CONTRAST__API__USER_API_KEY
+            #   value: ""
+            - name: POSTGRES_URL
+              value: "jdbc:postgresql://postgresql/petclinic"
+            - name: POSTGRES_USER
+              value: "petclinic"
+            - name: POSTGRES_PASSWORD
+              value: "petclinic"
+          imagePullPolicy: IfNotPresent
+

kube/postgresql.yaml

@@ -0,0 +1,66 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: postgresql-pvc
+spec:
+  resources:
+    requests:
+      storage: 256Mi
+  accessModes:
+    - ReadWriteOnce
+
+---
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: postgresql
+spec:
+  selector:
+    app: postgresql
+  ports:
+    - protocol: TCP
+      port: 5432
+      targetPort: 5432
+  type: ClusterIP
+
+---
+
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: postgresql
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: postgresql
+  template:
+    metadata:
+      labels:
+        app: postgresql
+    spec:
+      containers:
+        - name: postgres
+          image: postgres:15.2
+          resources:
+            limits:
+              memory: "512Mi"
+              cpu: "500m"
+          env:
+            - name: POSTGRES_DB
+              value: "petclinic"
+            - name: POSTGRES_USER
+              value: "petclinic"
+            - name: POSTGRES_PASSWORD
+              value: "petclinic"
+          ports:
+            - containerPort: 5432
+          volumeMounts:
+            - name: storage
+              mountPath: /data/db
+          imagePullPolicy: Always
+      volumes:
+        - name: storage
+          persistentVolumeClaim:
+            claimName: postgresql-pvc