microservice-spring-petclinic.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: config-server
spec:
  replicas: 1
  selector:
    matchLabels:
      app: config-server
  template:
    metadata:
      labels:
        app: config-server
    spec:
      containers:
        - name: config-server
          image: springcommunity/spring-petclinic-config-server
          env:
            - name: SPRING_PROFILES_ACTIVE
              value: kubernetes
          ports:
            - containerPort: 8888
          resources:
            requests:
              cpu: 250m
              memory: 256Mi
            limits:
              cpu: 500m
              memory: 512Mi
---
apiVersion: v1
kind: Service
metadata:
  name: config-server
spec:
  type: ClusterIP
  selector:
    app: config-server
  ports:
    - protocol: TCP
      port: 80
      targetPort: 8888
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: api-gateway-config
data:
  application.yml: |
    spring:
      application:
        name: api-gateway
      config:
        import: optional:configserver:http://config-server
      cloud:
        gateway:
          default-filters:
            - name: CircuitBreaker
              args:
                name: defaultCircuitBreaker
                fallbackUri: forward:/fallback
            - name: Retry
              args:
                retries: 1
                statuses: SERVICE_UNAVAILABLE
                methods: POST
          routes:
            - id: vets-service
              uri: http://vets-service
              predicates:
                - Path=/api/vet/**
              filters:
                - StripPrefix=2
            - id: visits-service
              uri: http://visits-service
              predicates:
                - Path=/api/visit/**
              filters:
                - StripPrefix=2
            - id: customers-service
              uri: http://customers-service
              predicates:
                - Path=/api/customer/**
              filters:
                - StripPrefix=2
            - id: genai-service
              uri: http://genai-service
              predicates:
                - Path=/api/genai/**
              filters:
                - StripPrefix=2
                - CircuitBreaker=name=genaiCircuitBreaker,fallbackUri=/fallback
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: api-gateway
spec:
  selector:
    matchLabels:
      app: api-gateway
  template:
    metadata:
      labels:
        app: api-gateway
    spec:
      containers:
        - name: main
          image: springcommunity/spring-petclinic-api-gateway
          env:
            - name: SPRING_CONFIG_LOCATION
              value: file:/workspace/config/application.yml
            - name: SPRING_PROFILES_ACTIVE
              value: kubernetes
            - name: LOGGING_LEVEL_ORG_SPRINGFRAMEWORK_CLOUD_GATEWAY
              value: "DEBUG"
            - name: LOGGING_LEVEL_ORG_SPRINGFRAMEWORK_WEB
              value: "DEBUG"
            - name: LOGGING_LEVEL_REACTOR_NETTY
              value: "DEBUG"
          resources:
            requests:
              cpu: 250m
              memory: 256Mi
            limits:
              cpu: 500m
              memory: 512Mi
          volumeMounts:
            - name: config-volume
              mountPath: /workspace/config # specific path for Spring application
          ports:
            - containerPort: 8080
      volumes:
        - name: config-volume
          configMap:
            name: api-gateway-config
---
apiVersion: v1
kind: Service
metadata:
  name: api-gateway
spec:
  type: ClusterIP
  selector:
    app: api-gateway
  ports:
    - protocol: TCP
      port: 80
      targetPort: 8080
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: customers-service
spec:
  replicas: 1
  selector:
    matchLabels:
      app: customers-service
  template:
    metadata:
      labels:
        app: customers-service
    spec:
      containers:
        - name: main
          image: springcommunity/spring-petclinic-customers-service
          env:
            - name: SPRING_PROFILES_ACTIVE
              value: kubernetes
          ports:
            - containerPort: 8081
          resources:
            requests:
              cpu: 250m
              memory: 256Mi
            limits:
              cpu: 500m
              memory: 512Mi
---
apiVersion: v1
kind: Service
metadata:
  name: customers-service
spec:
  type: ClusterIP
  selector:
    app: customers-service
  ports:
    - protocol: TCP
      port: 80
      targetPort: 8081
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: visits-service
spec:
  selector:
    matchLabels:
      app: visits-service
  template:
    metadata:
      labels:
        app: visits-service
    spec:
      containers:
        - name: main
          image: springcommunity/spring-petclinic-visits-service
          env:
            - name: SPRING_PROFILES_ACTIVE
              value: kubernetes
          resources:
            requests:
              cpu: 250m
              memory: 256Mi
            limits:
              cpu: 500m
              memory: 512Mi
          ports:
            - containerPort: 8082
---
apiVersion: v1
kind: Service
metadata:
  name: visits-service
spec:
  type: ClusterIP
  selector:
    app: visits-service
  ports:
    - protocol: TCP
      port: 80
      targetPort: 8082
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: vets-service
spec:
  selector:
    matchLabels:
      app: vets-service
  template:
    metadata:
      labels:
        app: vets-service
    spec:
      containers:
        - name: main
          image: springcommunity/spring-petclinic-vets-service
          env:
            - name: SPRING_PROFILES_ACTIVE
              value: kubernetes
          resources:
            requests:
              cpu: 250m
              memory: 256Mi
            limits:
              cpu: 500m
              memory: 512Mi
          ports:
            - containerPort: 8083
---
apiVersion: v1
kind: Service
metadata:
  name: vets-service
spec:
  type: ClusterIP
  selector:
    app: vets-service
  ports:
    - protocol: TCP
      port: 80
      targetPort: 8083
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: tracing-server
spec:
  selector:
    matchLabels:
      app: tracing-server
  template:
    metadata:
      labels:
        app: tracing-server
    spec:
      containers:
        - name: main
          image: openzipkin/zipkin
          resources:
            requests:
              cpu: 250m
              memory: 256Mi
            limits:
              cpu: 500m
              memory: 512Mi
          ports:
            - containerPort: 9411
---
apiVersion: v1
kind: Service
metadata:
  name: tracing-server
spec:
  type: ClusterIP
  selector:
    app: tracing-server
  ports:
    - protocol: TCP
      port: 9411
      targetPort: 9411