Separate S3 SD charts.

mongoose-s3/.helmignore

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+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

mongoose-s3/Chart.yaml

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+apiVersion: v1
+appVersion: "4.2.17"
+description: Mongoose chart with S3 storage driver and additional specfic params.
+name: mongoose-s3
+version: alpha
+home: https://github.com/emc-mongoose/mongoose-storage-driver-s3

mongoose-s3/templates/_helpers.tpl

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+-----------------------------------------
+Generate shell command for initContainers
+-----------------------------------------
+*/}}
+{{- define "mongoose.makeShellCommand" -}}
+{{- $nodeCount := ((add (.Values.replicas|int) -1)|int) -}}
+{{- if gt $nodeCount 0 -}}
+    {{- range $index, $e := until $nodeCount -}}
+        {{- printf "\n\t\t" -}}
+        {{- printf `while [ $( curl -s -o /dev/null -w "%{http_code}" ` -}}
+        {{- printf "http://%s-%d.%s:%d/config" $.Values.pod.name $index $.Values.service.name 9999 -}}
+        {{- printf ") -ne 200]; do sleep 3; done;" -}}
+    {{- end -}}
+{{- else }}
+    {{- print " " }}
+{{- end }}
+{{- end }}

mongoose-s3/templates/pod.yaml

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+{{- define "mnodes" -}}
+{{- $dr := dict "nodes" (list) -}}
+{{- $name := .Chart.Name -}}
+{{- range int .Values.replicas | until -}}
+{{- $noop := printf "%s-%d.%s" $name . $name | append $dr.nodes | set $dr "nodes" -}}
+{{- end -}}
+{{- join "," $dr.nodes -}}
+{{- end -}}
+
+apiVersion: v1
+kind: Pod
+metadata:
+  name: {{ .Chart.Name }}
+  labels:
+    mongoose-role: entry-node
+
+spec:
+  initContainers:
+  - name: wait-for-nodes
+    image: busybox:1.28
+    command: ['sh',
+              '-c',
+              '{{ template "mongoose.makeShellCommand" . }}'
+             ]
+  containers:
+    - image: "{{ .Values.image.name }}:{{ .Values.image.tag }}"
+      imagePullPolicy: {{ .Values.image.pullPolicy }}
+      name: mongoose-container
+      args: {{- printf " [" -}}
+
+            {{- $nodeCount := ((add (.Values.replicas|int) -1)|int) -}}
+            {{- if gt $nodeCount 0 -}}
+              {{- printf "\"--load-step-node-addrs=" -}}
+              {{ template "mnodes" . }}
+              {{- printf "\"" -}}
+            {{- end -}}
+
+            {{ if (ne $.Values.args "") and (ne $.Values.args nil) }}
+              {{- if gt $nodeCount 0 -}}
+                {{- printf "," }}
+              {{ end }}
+              {{- .Values.args -}}
+            {{ end }}
+
+            {{ if (eq $.Values.args "") or (eq $.Values.args nil) }}
+              --storage-auth-uid={{ required "s3.accessKey is required" .Values.s3.accessKey }}
+              --storage-auth-secret={{ required "s3.secretKey is required" .Values.s3.secretKey }}
+              --storage-net-node-addrs={{ required "s3.addresses is required" .Values.s3.addresses }}
+            {{ end }}
+
+            {{- printf "]" }}
+
+      {{- with .Values.resources }}
+      resources:
+        limits:
+          cpu: {{ quote .limits.cpu }}
+          memory: {{ quote .limits.memory }}
+        requests:
+          cpu: {{ quote .requests.cpu }}
+          memory: {{ quote .requests.memory }}
+      {{- end }}
+
+  restartPolicy: OnFailure

mongoose-s3/templates/service.yaml

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+# service only for debug
+{{- if .Values.debug }}
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Values.service.name }}
+spec:
+  {{- if .Values.serviceAccount }}
+  serviceAccountName: {{ .Values.serviceAccount }}
+  {{- end }}
+  type: {{ .Values.service.type }}
+  ports:
+    - name: debug
+      port: 5005
+      targetPort: 5005
+  selector:
+    mongoose-role: entry-node
+{{- end }}

mongoose-s3/templates/statefulset.yaml

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+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: {{ .Values.pod.name }}
+spec:
+  {{- $count := ((add (.Values.replicas|int) -1)|int) -}}
+  {{ if lt $count 1}}
+  replicas: 0
+  {{ else }}
+  replicas: {{ $count }}
+  {{ end }}
+  selector:
+    matchLabels:
+      name: {{ .Values.pod.name }}
+  serviceName: {{ .Values.pod.name }}
+  podManagementPolicy: Parallel
+  template:
+    metadata:
+      labels:
+        mongoose-role: additional-node
+        name: {{ .Values.pod.name }}
+    spec:
+      affinity:
+        podAntiAffinity:
+          requiredDuringSchedulingIgnoredDuringExecution:
+            - labelSelector:
+                matchExpressions:
+                  - key:      "app"
+                    operator: In
+                    values:   [{{ quote .Values.pod.name }}]
+              topologyKey:    "kubernetes.io/hostname"
+      containers:
+        - image: "{{ .Values.image.name }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          name: {{ .Values.pod.name }}
+          args: ["--run-node"]
+
+          {{- with .Values.resources }}
+          resources:
+            limits:
+              cpu: {{ quote .limits.cpu }}
+              memory: {{ quote .limits.memory }}
+            requests:
+              cpu: {{ quote .requests.cpu }}
+              memory: {{ quote .requests.memory }}
+          {{- end }}
+
+          ports:
+          - containerPort: 1099
+          - containerPort: 9999
+          {{ if .Values.debug }}
+          - containerPort: 5005
+          command: ["/opt/mongoose/entrypoint_debug.sh"]
+          {{- end }}

mongoose-s3/values.yaml

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+
+########################################################
+#### Default values for S3 SD chart.
+########################################################
+
+#### Number of Mongoose replicas to deploy
+
+replicas: 1
+
+#### Since mongoose version 4 there is one image for controller and for peer (driver) nodes
+#### The mongoose image configuration
+
+image:
+  name: emcmongoose/mongoose-storage-driver-s3
+  tag: "latest"
+  pullPolicy: Always
+
+pod:
+  name: mongoose-node
+
+service:
+  name: mongoose-svc
+  type: LoadBalancer
+
+resources:
+  limits:
+    cpu: "4"
+    memory: "4Gi"
+  requests:
+    cpu: "4"
+    memory: "4Gi"
+
+serviceAccount : ""
+
+debug: false
+
+
+################## Mongoose CLI args ##################
+
+args: ""
+
+############### Mongoose scenario #####################
+
+scenario: "Load.run();"
+
+############ Storage Driver S3 CLI args ##########
+
+s3: {}
+# REQUIRED SETTINGS
+#   addresses: my-cluster-s3.ecs.cluster.local
+#   port: 80
+#   accessKey: my-access-key
+#   secretKey: my-secret-key