add helm chart

kubernetes/Chart.yaml

@@ -0,0 +1,8 @@
+name: bdc-program-studies
+apiVersion: v2
+version: 1.0.0
+type: application
+description: Studies viewer for BDC programs.
+maintainers:
+  - name: David Glymph
+    email: [email protected]

kubernetes/templates/_labels.tpl

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+# common labels
+{{- define "labels" -}}
+{{ include "selectorLabels" . }}
+
+helm.sh/chart: {{ printf "%s-%s" .Chart.Name .Chart.Version }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+# selector labels
+{{- define "selectorLabels" -}}
+app.kubernetes.io/name: {{ .Chart.Name }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}

kubernetes/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ .Chart.Name }}
+  labels:
+    {{- include "labels" . | nindent 4 }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      {{- include "selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      labels:
+        {{- include "selectorLabels" . | nindent 8 }}
+    spec:
+      containers:
+        - name: {{ .Chart.Name }}
+          image: {{ printf "%s:%s" .Values.image.repository .Values.image.tag }}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          ports:
+            - name: http
+              containerPort: {{ .Values.service.port }}
+              protocol: TCP
+          env:
+            {{- toYaml .Values.env | nindent 12 }}
+          startupProbe:
+            httpGet:
+              path: /
+              port: http
+            failureThreshold: 30 
+            periodSeconds: 10
+          livenessProbe:
+            httpGet:
+              path: /
+              port: http
+            periodSeconds: 15
+          readinessProbe:
+            httpGet:
+              path: /
+              port: http
+            periodSeconds: 15

kubernetes/templates/ingress.yaml

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+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: {{ .Chart.Name }}
+  annotations:
+    # This line will automatically generate a Let's Encrypt TLS certificate which will be stored in the secretName below. See https://cert-manager.io/docs/usage/ingress/
+    # This only works for DNS names in public zones like *.renci.org or *.apps.renci.org. See https://wiki.renci.org/index.php/Kubernetes_Cloud/Let%27s_Encrypt_Migration
+    cert-manager.io/cluster-issuer: letsencrypt
+
+    {{ if .Values.ingress.public }}
+    nginx.ingress.kubernetes.io/whitelist-source-range: "0.0.0.0/0,::/0"
+    {{ end }}
+
+spec:
+  {{ if .Values.ingress.tls }}
+  tls:
+  - hosts:
+      - {{ .Values.ingress.host }}
+    secretName: {{ .Values.ingress.host }}-tls
+  {{ end }}
+  rules:
+  - host: {{ .Values.ingress.host }}
+    http:
+      paths:
+      - path: {{ .Values.ingress.path }}
+        pathType: Prefix
+        backend:
+          service:
+            name: {{ .Chart.Name }}
+            port:
+              number: {{ .Values.service.port }}

kubernetes/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Chart.Name }}
+  labels:
+    {{- include "labels" . | nindent 4 }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: http
+      protocol: TCP
+      name: http
+  selector:
+    app.kubernetes.io/name: {{ .Chart.Name }}
+    app.kubernetes.io/instance: {{ .Release.Name }}

kubernetes/values.yaml

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+replicaCount: 1
+
+image:
+  repository: ghcr.io/stagecc/bdc-program-studies
+  tag: "1.0.1"
+
+resources:
+  limits:
+    cpu: 250m
+    memory: 256Mi
+  requests:
+    cpu: 100m
+    memory: 128Mi
+
+service:
+  type: ClusterIP
+  port: 8080
+
+ingress:
+  host: bdc-program-studies.apps.renci.org
+  path: /
+  tls: true
+  public: false