HDDS-11035. Implement initial version of the Helm chart (#2)

charts/ozone/Chart.yaml

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+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+apiVersion: v2
+name: ozone
+description: The official Helm chart for Apache Ozone
+type: application
+version: 0.1.0
+appVersion: "1.4.0"
+home: https://ozone.apache.org
+icon: https://ozone.apache.org/ozone-logo.png
+sources:
+  - https://github.com/apache/ozone
+keywords:
+  - apache
+  - ozone
+  - object-storage
+  - S3
+  - storage

charts/ozone/README.md

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+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you 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
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+-->
+
+# Helm Chart for Apache Ozone
+
+[Apache Ozone](https://ozone.apache.org) is a highly scalable, distributed storage for Analytics, Big data and Cloud Native applications.
+
+
+## Introduction
+
+This chart bootstraps an [Ozone](https://ozone.apache.org) deployment on a [Kubernetes](http://kubernetes.io) cluster using the [Helm](https://helm.sh) package manager.
+
+## Requirements
+
+- Kubernetes cluster 1.27+
+- Helm 3.0+
+
+## Documentation
+
+Documentation lives on the Apache Ozone [website](https://ozone.apache.org/docs/).
+
+## Contributing
+
+Want to help build Apache Ozone? Check out our [Contribution guidelines](https://github.com/apache/ozone/blob/master/CONTRIBUTING.md).

charts/ozone/templates/NOTES.txt

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+{{/*
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you 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
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+*/}}
+
+The chart has been installed!
+
+In order to check the release status, use:
+  helm status {{ .Release.Name }} -n {{ .Release.Namespace }}
+    or for more detailed info
+  helm get all {{ .Release.Name }} -n {{ .Release.Namespace }}
+
+****************
+*   Services   *
+****************
+
+Ozone Manager
+ To access Ozone Manager from a browser, use the following command and visit localhost:{{ .Values.om.service.port }}
+ $ kubectl port-forward svc/{{ .Release.Name }}-om {{ .Values.om.service.port }}:{{ .Values.om.service.port }}
+
+Storage Container Manager
+ To access Storage Container Manager from a browser, use the following command and visit localhost:{{ .Values.scm.service.port }}
+ $ kubectl port-forward svc/{{ .Release.Name }}-scm {{ .Values.scm.service.port }}:{{ .Values.scm.service.port }}
+
+Datanode
+ To access Datanode instances from a browser, use one of the following commands and visit localhost:{{ .Values.datanode.service.port }}
+ {{- $replicas := .Values.datanode.replicas | int }}
+ {{- range $i := until $replicas }}
+ $ kubectl port-forward pod/{{ $.Release.Name }}-datanode-{{ $i }} {{ $.Values.datanode.service.port }}:{{ $.Values.datanode.service.port }}
+ {{- end }}
+
+S3 Gateway
+ To access S3 Gateway from a local environment, use the following command and specify localhost:{{ .Values.s3g.service.port }} as S3 endpoint
+ $ kubectl port-forward svc/{{ .Release.Name }}-s3g {{ .Values.s3g.service.port }}:{{ .Values.s3g.service.port }}

charts/ozone/templates/_helpers.tpl

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+{{/*
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you 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
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+*/}}
+
+{{/* Common labels */}}
+{{- define "ozone.labels" -}}
+helm.sh/chart: {{ .Chart.Name }}-{{ .Chart.Version }}
+app.kubernetes.io/name: {{ .Chart.Name }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+app.kubernetes.io/version: {{ .Values.image.tag | default .Chart.AppVersion | quote }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/* Selector labels */}}
+{{- define "ozone.selectorLabels" -}}
+app.kubernetes.io/name: {{ .Chart.Name }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/* List of comma separated SCM pod names */}}
+{{- define "ozone.scm.pods" -}}
+  {{- $pods := list }}
+  {{- $replicas := .Values.scm.replicas | int }}
+  {{- range $i := until $replicas }}
+    {{- $pods = append $pods (printf "%s-scm-%d.%s-scm-headless" $.Release.Name $i $.Release.Name) }}
+  {{- end }}
+  {{- $pods | join "," }}
+{{- end }}
+
+{{/* List of comma separated OM pod names */}}
+{{- define "ozone.om.pods" -}}
+  {{- $pods := list }}
+  {{- $replicas := .Values.om.replicas | int }}
+  {{- range $i := until $replicas }}
+    {{- $pods = append $pods (printf "%s-om-%d.%s-om-headless" $.Release.Name $i $.Release.Name) }}
+  {{- end }}
+  {{- $pods | join "," }}
+{{- end }}
+
+{{/* Common configuration environment variables */}}
+{{- define "ozone.configuration.env" -}}
+- name: OZONE-SITE.XML_hdds.datanode.dir
+  value: /data/storage
+- name: OZONE-SITE.XML_ozone.scm.datanode.id.dir
+  value: /data
+- name: OZONE-SITE.XML_ozone.metadata.dirs
+  value: /data/metadata
+- name: OZONE-SITE.XML_ozone.scm.block.client.address
+  value: {{ include "ozone.scm.pods" . }}
+- name: OZONE-SITE.XML_ozone.scm.client.address
+  value: {{ include "ozone.scm.pods" . }}
+- name: OZONE-SITE.XML_ozone.scm.names
+  value: {{ include "ozone.scm.pods" . }}
+- name: OZONE-SITE.XML_ozone.om.address
+  value: {{ include "ozone.om.pods" . }}
+- name: OZONE-SITE.XML_hdds.scm.safemode.min.datanode
+  value: "3"
+- name: OZONE-SITE.XML_ozone.datanode.pipeline.limit
+  value: "1"
+- name: OZONE-SITE.XML_dfs.datanode.use.datanode.hostname
+  value: "true"
+{{- end }}

charts/ozone/templates/datanode/datanode-pvc.yaml

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+{{/*
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you 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
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+*/}}
+
+{{- if and .Values.datanode.persistence.enabled (not .Values.datanode.persistence.existingClaim) }}
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: {{ .Release.Name }}-datanode
+  labels:
+    {{- include "ozone.labels" . | nindent 4 }}
+    app.kubernetes.io/component: datanode
+spec:
+  resources:
+    requests:
+      storage: {{ .Values.datanode.persistence.size }}
+  {{- with .Values.datanode.persistence.storageClassName }}
+  storageClassName: {{ . }}
+  {{- end }}
+{{- end }}

charts/ozone/templates/datanode/datanode-service-headless.yaml

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+{{/*
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you 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
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+*/}}
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Release.Name }}-datanode-headless
+  labels:
+    {{- include "ozone.labels" . | nindent 4 }}
+    app.kubernetes.io/component: datanode
+spec:
+  clusterIP: None
+  ports:
+    - name: ui
+      port: {{ .Values.datanode.service.port }}
+  selector:
+    {{- include "ozone.selectorLabels" . | nindent 4 }}
+    app.kubernetes.io/component: datanode

charts/ozone/templates/datanode/datanode-service.yaml

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+{{/*
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you 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
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+*/}}
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Release.Name }}-datanode
+  labels:
+    {{- include "ozone.labels" . | nindent 4 }}
+    app.kubernetes.io/component: datanode
+spec:
+  type: {{ .Values.datanode.service.type }}
+  ports:
+    - name: ui
+      port: {{ .Values.datanode.service.port }}
+      {{- if and (eq .Values.datanode.service.type "NodePort") (.Values.datanode.service.nodePort) }}
+      nodePort: {{ .Values.datanode.service.nodePort }}
+      {{- end }}
+  selector:
+    {{- include "ozone.selectorLabels" . | nindent 4 }}
+    app.kubernetes.io/component: datanode