nifi-flow.yml

kind: Template
apiVersion: v1
metadata:
  name: nifi-flow
  annotations:
    description: Template for Apache NiFi flows
    tags: app,nifi
    iconClass: icon-apache
objects:
- kind: Service
  apiVersion: v1
  spec:
    ports:
    - name: web
      port: 8080
      targetPort: 8080
    selector:
      deploymentConfig: ${APPLICATION_NAME}
  metadata:
    name: ${APPLICATION_NAME}
    labels:
      app: ${APPLICATION_NAME}
    annotations:
      description: The web server's http port.
- kind: Route
  apiVersion: v1
  id: "${APPLICATION_NAME}-http"
  metadata:
    name: ${APPLICATION_NAME}
    labels:
      app: ${APPLICATION_NAME}
    annotations:
      description: Route for application's http service.
  spec:
    host: "${APPLICATION_DOMAIN}"
    to:
      name: ${APPLICATION_NAME}
- kind: ImageStream
  apiVersion: v1
  metadata:
    name: ${APPLICATION_NAME}
    labels:
      app: ${APPLICATION_NAME}
- apiVersion: v1
  kind: BuildConfig
  metadata:
    labels:
      app: ${APPLICATION_NAME}
    name: ${APPLICATION_NAME}
  spec:
    nodeSelector:
    output:
      to:
        kind: ImageStreamTag
        name: "${APPLICATION_NAME}:latest"
    postCommit: {}
    resources: {}
    runPolicy: Serial
    source:
      binary: {}
      type: Binary
    strategy:
      dockerStrategy:
        from:
          kind: ImageStreamTag
          name: ${NIFI_BASE_IMAGE}
          namespace: ${IMAGE_STREAM_NAMESPACE}
    triggers: {}
- kind: DeploymentConfig
  apiVersion: v1
  metadata:
    name: ${APPLICATION_NAME}
    labels:
      app: ${APPLICATION_NAME}
  spec:
    strategy:
      type: Recreate
    triggers:
    - type: ImageChange
      imageChangeParams:
        automatic: false
        containerNames:
        - ${APPLICATION_NAME}
        from:
          kind: ImageStream
          name: ${APPLICATION_NAME}:${TARGET_ENVIRONMENT}
    - type: ConfigChange
    replicas: 1
    selector:
      deploymentConfig: ${APPLICATION_NAME}
    template:
      metadata:
        name: ${APPLICATION_NAME}
        labels:
          deploymentConfig: ${APPLICATION_NAME}
          app: ${APPLICATION_NAME}
      spec:
        terminationGracePeriodSeconds: 60
        containers:
        - name: ${APPLICATION_NAME}
          image: ${APPLICATION_NAME}:${TARGET_ENVIRONMENT}
          imagePullPolicy: Always
          ports:
          - name: http
            containerPort: 8080
            protocol: TCP
          env:
          - name: "NIFI_JAVA_XMS"
            value: ${NIFI_JAVA_XMS}
          - name: "NIFI_JAVA_XMX"
            value: ${NIFI_JAVA_XMX}
          - name: "NIFI_TIMEZONE"
            value: ${NIFI_TIMEZONE}
          - name: "ENVIRONMENT"
            value: ${TARGET_ENVIRONMENT}
          - name: "HOME"
            value: /tmp
          resources:
            limits:
              cpu: ${CPU_LIMIT}
              memory: ${MEMORY_LIMIT}
            requests:
              cpu: ${CPU_REQUEST}
              memory: ${MEMORY_REQUEST}
          volumeMounts: {}
        volumes: {}
parameters:
- name: APPLICATION_NAME
  description: "The name for the application."
  required: true
- name: APPLICATION_DOMAIN
  description: "Custom hostname for service routes."
- name: TARGET_ENVIRONMENT
  description: "Environment in which the application is to be deployed (DEV, SIT, UAT, PRO)."
  value: "dev"
  required: true
- name: NIFI_BASE_IMAGE
  description: "Base image to use"
  value: "nifi-ocp:latest"
  required: true
- name: IMAGE_STREAM_NAMESPACE
  description: "Namespace in which the ImageStreams are installed."
  value: "openshift"
  required: true
- name: CPU_REQUEST
  description: "Minimum amount of CPU that the container may consume. Unit (m) has to be included."
  value: "600m"
  required: true
- name: CPU_LIMIT
  description: "Maximum amount of CPU that the container may consume. Unit (m) has to be included."
  value: "1000m"
  required: true
- name: MEMORY_REQUEST
  description: "Minimum amount of memory that the container may consume. Unit (Mi, Gi) has to be included."
  value: "900Mi"
  required: true
- name: MEMORY_LIMIT
  description: "Maximum amount of memory that the container may consume. Unit (Mi, Gi) has to be included."
  value: "1300Mi"
  required: true
- name: NIFI_JAVA_XMS
  description: "Startup heap to be requested by the JVM."
  value: "-Xms512m"
  required: true
- name: NIFI_JAVA_XMX
  description: "Maximum heap to be requested by the JVM."
  value: "-Xms512m"
  required: true
- name: NIFI_TIMEZONE
  description: "Timezone to be used by the JVM."
  value: "-Duser.timezone=Europe/Berlin"
  required: true
labels:
  template: nifi-flow