add new docker-registry app

apps/docker-registry/.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
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

apps/docker-registry/Chart.yaml

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+apiVersion: v2
+name: ungleich-docker-registry
+description: Docker registry for saving images
+type: application
+
+version: 0.1.1
+appVersion: "2.7.1"

apps/docker-registry/README.md

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+## Docker-Registry
+
+A docker registry saving images

apps/docker-registry/nginx/default.conf

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+server {
+    listen 443      ssl http2;
+    listen [::]:443 ssl http2;
+    server_name {{ tpl .Values.fqdn . }};
+
+    ssl_certificate      /etc/letsencrypt/live/{{ tpl .Values.fqdn . }}/fullchain.pem;
+    ssl_certificate_key  /etc/letsencrypt/live/{{ tpl .Values.fqdn . }}/privkey.pem;
+
+    client_max_body_size 1024m;
+
+    location / {
+        proxy_pass http://localhost:5000;
+    }
+}

apps/docker-registry/templates/deployment.yaml

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+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ .Release.Name }}-registry
+spec:
+  selector:
+    matchLabels:
+      app: {{ .Release.Name }}-registry
+  replicas: 1
+  strategy:
+    type: Recreate
+  template:
+    metadata:
+      labels:
+        app: {{ .Release.Name }}-registry
+        use-as-service: {{ .Release.Name }}
+      annotations:
+        checksum/config: {{ include (print $.Template.BasePath "/nginxconf.yaml") . | sha256sum }}
+    spec:
+      containers:
+        - name: nginx
+          image: ungleich/ungleich-certbot:0.3.2
+          ports:
+            - containerPort: 443
+              name: https
+            - containerPort: 80
+              name: http
+          env:
+            - name: DOMAIN
+              value: "{{ tpl .Values.fqdn . }}"
+            - name: EMAIL
+              value: "{{ .Values.email }}"
+            - name: NGINX
+              value: "yes"
+            {{ if eq .Values.letsencryptStaging "no" }}
+            - name: STAGING
+              value: "no"
+            {{ end }}
+          volumeMounts:
+            - name: nginx-config
+              mountPath: "/etc/nginx/conf.d/"
+            - name: etcletsencrypt
+              mountPath: "/etc/letsencrypt"
+        - name: registry
+          image: registry:{{ .Chart.AppVersion }}
+          ports:
+            - containerPort: 5000
+          env:
+            - name: REGISTRY_AUTH_HTPASSWD_PATH
+              value: "/auth/auth"
+            - name: REGISTRY_AUTH_HTPASSWD_REALM
+              value: "registry"
+          volumeMounts:
+            - name: data
+              mountPath: "/var/lib/registry"
+            - name: auth
+              mountPath: "/auth"
+      volumes:
+        - name: etcletsencrypt
+          persistentVolumeClaim:
+            claimName: {{ .Release.Name }}-letsencrypt-certs
+        - name: nginx-config
+          configMap:
+            name: {{ .Release.Name }}-nginx-config
+        - name: data
+          persistentVolumeClaim:
+            claimName: {{ .Release.Name }}-data
+        - name: auth
+          secret:
+            secretName: {{ .Release.Name }}-auth
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Release.Name }}
+  labels:
+    app: {{ .Release.Name }}
+spec:
+  type: ClusterIP
+  ports:
+   # Required for letsencrypt
+   - port: 80
+     name: http
+   - port: 443
+     name: https
+  selector:
+   use-as-service: {{ .Release.Name }}
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ .Release.Name }}-auth
+  annotations:
+    secret-generator.v1.mittwald.de/type: basic-auth
+data: {}

apps/docker-registry/templates/nginxconf.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ .Release.Name }}-nginx-config
+data:
+{{ tpl (.Files.Glob "nginx/*").AsConfig . | indent 2 }}

apps/docker-registry/templates/pvc.yaml

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+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: {{ .Release.Name }}-letsencrypt-certs
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: {{ .Values.storage.letsencrypt.size }}
+  storageClassName: {{ .Values.storage.letsencrypt.storageClass }}
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: {{ .Release.Name }}-data
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: {{ .Values.storage.data.size }}
+  storageClassName: {{ .Values.storage.data.storageClass }}

apps/docker-registry/values.yaml

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+clusterDomain: c2.k8s.ooo
+email: technik@ungleich.ch
+letsencryptStaging: "yes"
+fqdn: "{{ .Release.Name }}.{{ .Release.Namespace }}.svc.{{ .Values.clusterDomain }}"
+
+registry: https://registry-1.docker.io!
+
+storage:
+  data:
+    size: 100Gi
+    storageClass: rook-ceph-block
+  letsencrypt:
+    size: 50Mi
+    storageClass: rook-ceph-block