kubernetes/dcaemod/components/dcaemod-nifi-registry/templates/deployment.yaml

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# Copyright (c) 2019-2020 AT&T Intellectual Property. All rights reserved.
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
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# distributed under the License is distributed on an "AS IS" BASIS,
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apiVersion: apps/v1
kind: Deployment
metadata: {{- include "common.resourceMetadata" . | nindent 2 }}
spec:
  replicas: 1
  selector: {{- include "common.selectors" . | nindent 4 }}
  template:
    metadata: {{- include "common.templateMetadata" . | nindent 6 }}
    spec:
      initContainers:
      # nifi-registry app runs as user "nifi", uid 1000, group "nifi", gid 1000
      # the volume is mounted with root permissions
      # this initContainer changes ownership to uid 1000 gid 1000
      # (tried using a securityContext in the pod spec, but it didn't seem to work)
        - name: set-permissions
          image: busybox:latest
          imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
          command:
            - sh
            - -c
            - chown -R 1000:1000 /opt/nifi-registry/nifi-registry-0.4.0/flow_storage
          volumeMounts:
          - mountPath: /opt/nifi-registry/nifi-registry-0.4.0/flow_storage
            name: flow-storage
      containers:
        - name: {{ include "common.name" . }}
          image: "{{ include "common.repository" . }}/{{ .Values.image }}"
          imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
          ports: {{ include "common.containerPorts" . | nindent 12  }}
          {{- if eq .Values.liveness.enabled true }}
          livenessProbe:
            tcpSocket:
              port: {{ .Values.liveness.port }}
            initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }}
            periodSeconds: {{ .Values.liveness.periodSeconds }}
          {{ end }}
          readinessProbe:
            tcpSocket:
              port: {{ .Values.readiness.port }}
            initialDelaySeconds: {{ .Values.readiness.initialDelaySeconds }}
            periodSeconds: {{ .Values.readiness.periodSeconds }}
          volumeMounts:
          - mountPath: /opt/nifi-registry/nifi-registry-0.4.0/flow_storage
            name: flow-storage
          resources: {{ include "common.resources" . | nindent 12 }}
          env:
          - name: NIFI_REGISTRY_DB_URL
            value: {{ .Values.config.dbURL }}
          - name: NIFI_REGISTRY_DB_USER
            {{- include "common.secret.envFromSecretFast" (dict "global" . "uid" "dbsecret" "key" "login") | indent 12 }}
          - name: NIFI_REGISTRY_DB_PASS
            {{- include "common.secret.envFromSecretFast" (dict "global" . "uid" "dbsecret" "key" "password") | indent 12 }}
      volumes:
      - name: flow-storage
        persistentVolumeClaim:
          claimName: {{ include "common.fullname" . }}
      imagePullSecrets:
      - name: "{{ include "common.namespace" . }}-docker-registry-key"