Improve Helm Chart

- use official v0.3.13 docker images hosted on GitHub
- load configs for Element-Call (public/config.json), nginx and SSL
  certs through ConfigMaps / PersistentVolumeClaims

helm-chart/templates/configmap.yaml

@@ -1,3 +1,4 @@
+---
 apiVersion: v1
 kind: ConfigMap
 metadata:
@@ -6,3 +7,31 @@ metadata:
 data:
   {{ .Values.config.fileName }}: |
     {{ .Values.config.data  | toPrettyJson |  quote }}
+
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: nginx-config
+  namespace: default
+data:
+  default.conf: {{ .Files.Get "files/nginx.conf"  | quote }}
+
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: ssl-cert
+  namespace: default
+data:
+  element-call.crt: {{ .Files.Get "certs/element-call.crt"  | quote }}
+
+
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: ssl-key
+  namespace: default
+data:
+  element-call.key: {{ .Files.Get "certs/element-call.key"  | quote }}

helm-chart/templates/deployment.yaml

@@ -37,6 +37,9 @@ spec:
             - name: http
               containerPort: {{ .Values.service.port }}
               protocol: TCP
+            - name: https
+              containerPort: {{ .Values.service.port_https }}
+              protocol: TCP
           livenessProbe:
             httpGet:
               path: /
@@ -51,10 +54,25 @@ spec:
           - name: config-volume
             mountPath: "{{ .Values.config.path }}"
             subPath: "{{ .Values.config.fileName }}"
+          - name: nginx-volume
+            mountPath: "{{ .Values.nginx_config.path }}"
+          - name: ssl-cert-volume
+            mountPath: "/etc/ssl/certs/"
+          - name: ssl-key-volume
+            mountPath: "/etc/ssl/private/"
       volumes:
         - name: config-volume
           configMap:
             name: app-config
+        - name: nginx-volume
+          configMap:
+            name: nginx-config
+        - name: ssl-cert-volume
+          configMap:
+            name: ssl-cert
+        - name: ssl-key-volume
+          configMap:
+            name: ssl-key
       {{- with .Values.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}

helm-chart/templates/service.yaml

@@ -11,5 +11,9 @@ spec:
       targetPort: http
       protocol: TCP
       name: http
+    - port: {{ .Values.service.port_https }}
+      targetPort: {{ .Values.service.port_https }}
+      protocol: TCP
+      name: element-https
   selector:
     {{- include "element-call.selectorLabels" . | nindent 4 }}