Add Helm chart

charts/iyp/Chart.yaml

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+apiVersion: v2
+name: iyp
+description: Internet Yellow Pages - Neo4j database with TLS support
+type: application
+version: 0.1.0
+appVersion: "5.26.3"
+keywords:
+  - neo4j
+  - database
+  - internet
+  - topology
+home: https://github.com/InternetHealthReport/internet-yellow-pages
+sources:
+  - https://github.com/InternetHealthReport/internet-yellow-pages
+maintainers:
+  - name: IHR Team
+    url: https://github.com/InternetHealthReport

charts/iyp/templates/_helpers.tpl

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+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "iyp.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "iyp.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "iyp.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "iyp.labels" -}}
+helm.sh/chart: {{ include "iyp.chart" . }}
+{{ include "iyp.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "iyp.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "iyp.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}

charts/iyp/templates/certificate.yaml

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+{{- if .Values.certificate.enabled -}}
+apiVersion: cert-manager.io/v1
+kind: Certificate
+metadata:
+  name: {{ include "iyp.fullname" . }}-cert
+  labels:
+    {{- include "iyp.labels" . | nindent 4 }}
+spec:
+  secretName: {{ .Values.certificate.secretName }}
+  issuerRef:
+    name: {{ .Values.certificate.issuer }}
+    kind: ClusterIssuer
+  commonName: {{ .Values.certificate.commonName }}
+  dnsNames:
+    {{- range .Values.certificate.dnsNames }}
+    - {{ . }}
+    {{- end }}
+{{- end }}

charts/iyp/templates/ingress.yaml

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+{{- if .Values.ingress.enabled -}}
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: {{ include "iyp.fullname" . }}
+  labels:
+    {{- include "iyp.labels" . | nindent 4 }}
+  {{- with .Values.ingress.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- if .Values.ingress.className }}
+  ingressClassName: {{ .Values.ingress.className }}
+  {{- end }}
+  {{- if .Values.ingress.tls }}
+  tls:
+    {{- range .Values.ingress.tls }}
+    - hosts:
+        {{- range .hosts }}
+        - {{ . | quote }}
+        {{- end }}
+      secretName: {{ .secretName }}
+    {{- end }}
+  {{- end }}
+  rules:
+    {{- range .Values.ingress.hosts }}
+    - host: {{ .host | quote }}
+      http:
+        paths:
+          {{- range .paths }}
+          - path: {{ .path }}
+            {{- if .pathType }}
+            pathType: {{ .pathType }}
+            {{- end }}
+            backend:
+              service:
+                name: {{ include "iyp.fullname" $ }}
+                port:
+                  name: https
+          {{- end }}
+    {{- end }}
+{{- end }}

charts/iyp/templates/pvc-dumps.yaml

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+{{- if .Values.persistence.dumps.enabled -}}
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: {{ include "iyp.fullname" . }}-dumps
+  labels:
+    {{- include "iyp.labels" . | nindent 4 }}
+spec:
+  accessModes:
+    - {{ .Values.persistence.dumps.accessMode }}
+  resources:
+    requests:
+      storage: {{ .Values.persistence.dumps.size }}
+  {{- if .Values.persistence.dumps.storageClass }}
+  storageClassName: {{ .Values.persistence.dumps.storageClass }}
+  {{- end }}
+{{- end }}

charts/iyp/templates/service-headless.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "iyp.fullname" . }}-headless
+  labels:
+    {{- include "iyp.labels" . | nindent 4 }}
+spec:
+  type: ClusterIP
+  clusterIP: None
+  selector:
+    {{- include "iyp.selectorLabels" . | nindent 4 }}
+  ports:
+    - port: {{ .Values.service.ports.https }}
+      targetPort: https
+      protocol: TCP
+      name: https
+    - port: {{ .Values.service.ports.bolt }}
+      targetPort: bolt
+      protocol: TCP
+      name: bolt

charts/iyp/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "iyp.fullname" . }}
+  labels:
+    {{- include "iyp.labels" . | nindent 4 }}
+  {{- if and (eq .Values.service.type "LoadBalancer") .Values.service.metallb.pool }}
+  annotations:
+    metallb.universe.tf/address-pool: {{ .Values.service.metallb.pool }}
+  {{- end }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.ports.https }}
+      targetPort: https
+      protocol: TCP
+      name: https
+    - port: {{ .Values.service.ports.bolt }}
+      targetPort: bolt
+      protocol: TCP
+      name: bolt
+  selector:
+    {{- include "iyp.selectorLabels" . | nindent 4 }}