feat: Add ntfy Helm chart with deployment, service, ingress, configmap, and values configuration

ntfy/Chart.yaml

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+apiVersion: v2
+name: ntfy
+description: ntfy push notification server Helm chart
+type: application
+version: 0.1.0
+appVersion: "2.18.0"
+annotations:
+  version-source: github-release:binwiederhier/ntfy
+  version-pattern: "s|^v||"

ntfy/templates/_helpers.tpl

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+{{- define "ntfy.configMapName" -}}
+{{- if .Values.existingConfigMap -}}
+{{ .Values.existingConfigMap }}
+{{- else -}}
+{{ .Release.Name }}-config
+{{- end -}}
+{{- end -}}

ntfy/templates/configmap.yaml

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+{{- if and .Values.config (not .Values.existingConfigMap) }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ .Release.Name }}-config
+  labels:
+    app.kubernetes.io/name: {{ .Chart.Name }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+data:
+  server.yml: |
+    {{- .Values.config | nindent 4 }}
+{{- end }}

ntfy/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ .Release.Name }}
+  labels:
+    app.kubernetes.io/name: {{ .Chart.Name }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+    app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+  annotations:
+    version-source: {{ index .Chart.Annotations "version-source" }}
+    version-pattern: {{ index .Chart.Annotations "version-pattern" | quote }}
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: {{ .Release.Name }}
+  template:
+    metadata:
+      labels:
+        app: {{ .Release.Name }}
+    spec:
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      containers:
+        - name: {{ .Chart.Name }}
+          image: "{{ .Values.image.repository }}:v{{ .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          {{- with .Values.args }}
+          args:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          ports:
+            - containerPort: {{ .Values.port }}
+              name: http
+              protocol: TCP
+          {{- if or .Values.env .Values.secretEnvKeys }}
+          env:
+            {{- range $key, $value := .Values.env }}
+            - name: {{ $key }}
+              value: {{ $value | quote }}
+            {{- end }}
+            {{- range .Values.secretEnvKeys }}
+            - name: {{ .envName }}
+              valueFrom:
+                secretKeyRef:
+                  name: {{ $.Values.existingSecret }}
+                  key: {{ .secretKey }}
+            {{- end }}
+          {{- end }}
+          {{- if .Values.existingSecret }}
+          envFrom:
+            - secretRef:
+                name: {{ .Values.existingSecret }}
+          {{- end }}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          volumeMounts:
+            {{- if or .Values.config .Values.existingConfigMap }}
+            - name: config
+              mountPath: /etc/ntfy
+              readOnly: true
+            {{- end }}
+            - name: cache
+              mountPath: /var/cache/ntfy
+      volumes:
+        {{- if or .Values.config .Values.existingConfigMap }}
+        - name: config
+          configMap:
+            name: {{ include "ntfy.configMapName" . }}
+        {{- end }}
+        - name: cache
+          emptyDir: {}

ntfy/templates/ingress.yaml

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+{{- range $name, $config := .Values.ingresses }}
+---
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: {{ $.Release.Name }}-{{ $name }}
+  {{- with $config.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  rules:
+    - host: {{ $config.host }}
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: {{ $.Release.Name }}
+                port:
+                  number: {{ $.Values.servicePort }}
+  {{- with $config.tls }}
+  tls:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+{{- end }}

ntfy/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Release.Name }}
+  labels:
+    app.kubernetes.io/name: {{ .Chart.Name }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+spec:
+  type: ClusterIP
+  selector:
+    app: {{ .Release.Name }}
+  ports:
+    - name: http
+      port: {{ .Values.servicePort }}
+      targetPort: http
+      protocol: TCP

ntfy/values.yaml

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+image:
+  repository: binwiederhier/ntfy
+  pullPolicy: IfNotPresent
+
+args: ["serve"]
+
+port: 80
+servicePort: 80
+
+env: {}
+  # TZ: "Europe/Kyiv"
+  # NTFY_BASE_URL: "https://ntfy.example.com"
+  # NTFY_UPSTREAM_BASE_URL: "https://ntfy.sh"
+
+existingSecret: ""
+secretEnvKeys: []
+
+# Inline ntfy server config rendered into a ConfigMap at /etc/ntfy/server.yml.
+# Leave empty and set `existingConfigMap` to supply config via an external (e.g. sealed) ConfigMap.
+config: ""
+  # |
+  # base-url: "https://ntfy.example.com"
+  # upstream-base-url: "https://ntfy.sh"
+  # behind-proxy: true
+  # cache-file: "/var/cache/ntfy/cache.db"
+  # attachment-cache-dir: "/var/cache/ntfy/attachments"
+  # web-push-public-key: ...
+  # web-push-private-key: ...
+  # web-push-file: "/var/cache/ntfy/webpush.db"
+  # web-push-email-address: admin@example.com
+  # enable-metrics: true
+
+existingConfigMap: ""
+
+resources:
+  requests:
+    cpu: "150m"
+    memory: "150Mi"
+  limits:
+    cpu: "200m"
+    memory: "300Mi"
+
+nodeSelector: {}
+tolerations: []
+affinity: {}
+
+ingresses: {}
+  # https:
+  #   host: ntfy.example.com
+  #   annotations:
+  #     traefik.ingress.kubernetes.io/router.entrypoints: web,websecure
+  #     traefik.ingress.kubernetes.io/router.tls: "true"
+  #     traefik.ingress.kubernetes.io/router.tls.certresolver: letsencrypt
+  #   tls:
+  #     - hosts:
+  #         - ntfy.example.com
+  #       secretName: ntfy-tls
+  # lan:
+  #   host: ntfy.lan
+  #   annotations:
+  #     traefik.ingress.kubernetes.io/router.entrypoints: web