[PORTALNG] Support readonly file system in portal-ng-ui

- mount files via configmaps to support readonly filesystems

Issue-ID: PORTALNG-101
Change-Id: Ia399d0230db4cc25f2d8e438a0e64a34f06b921f
Signed-off-by: Fiete Ostkamp <Fiete.Ostkamp@telekom.de>

4 files changed, 106 insertions, 0 deletions

diff --git a/kubernetes/portal-ng/components/portal-ng-ui/templates/configmap-env-js.yaml b/kubernetes/portal-ng/components/portal-ng-ui/templates/configmap-env-js.yaml
new file mode 100644
index 0000000000..e2244bd768
--- /dev/null
+++ b/kubernetes/portal-ng/components/portal-ng-ui/templates/configmap-env-js.yaml
@@ -0,0 +1,26 @@
+{{/*
+# Copyright © 2024 Deutsche Telekom
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+*/}}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "common.fullname" . }}-env-js
+  labels:
+    app: {{ include "common.name" . }}
+    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
+    release: {{ include "common.release" . }}
+    heritage: {{ .Release.Service }}
+data:
+{{ tpl (.Files.Glob "resources/assets/env.js").AsConfig . | nindent 2 }}
diff --git a/kubernetes/portal-ng/components/portal-ng-ui/templates/configmap-nginx-config.yaml b/kubernetes/portal-ng/components/portal-ng-ui/templates/configmap-nginx-config.yaml
new file mode 100644
index 0000000000..f8e560b908
--- /dev/null
+++ b/kubernetes/portal-ng/components/portal-ng-ui/templates/configmap-nginx-config.yaml
@@ -0,0 +1,26 @@
+{{/*
+# Copyright © 2024 Deutsche Telekom
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+*/}}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "common.fullname" . }}-nginx-config
+  labels:
+    app: {{ include "common.name" . }}
+    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
+    release: {{ include "common.release" . }}
+    heritage: {{ .Release.Service }}
+data:
+{{ tpl (.Files.Glob "resources/default.conf").AsConfig . | nindent 2 }}
diff --git a/kubernetes/portal-ng/components/portal-ng-ui/templates/configmap-version-json.yaml b/kubernetes/portal-ng/components/portal-ng-ui/templates/configmap-version-json.yaml
new file mode 100644
index 0000000000..79182a4e51
--- /dev/null
+++ b/kubernetes/portal-ng/components/portal-ng-ui/templates/configmap-version-json.yaml
@@ -0,0 +1,26 @@
+{{/*
+# Copyright © 2024 Deutsche Telekom
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+*/}}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "common.fullname" . }}-version-json
+  labels:
+    app: {{ include "common.name" . }}
+    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
+    release: {{ include "common.release" . }}
+    heritage: {{ .Release.Service }}
+data:
+{{ tpl (.Files.Glob "resources/assets/version.json").AsConfig . | nindent 2 }}
diff --git a/kubernetes/portal-ng/components/portal-ng-ui/templates/deployment.yaml b/kubernetes/portal-ng/components/portal-ng-ui/templates/deployment.yaml
index 6a16384346..4d467e0c88 100644
--- a/kubernetes/portal-ng/components/portal-ng-ui/templates/deployment.yaml
+++ b/kubernetes/portal-ng/components/portal-ng-ui/templates/deployment.yaml
@@ -53,6 +53,22 @@ spec:
             mountPath: {{ .Values.nginx.tilesPath }}
             subPath: tiles.json
             readOnly: true
+          - name: nginx-config
+            mountPath: /etc/nginx/conf.d/default.conf
+            subPath: default.conf
+            readOnly: true
+          - name: env-js
+            mountPath: /usr/share/nginx/html/assets/env.js
+            subPath: env.js
+            readOnly: true
+          - name: version-json
+            mountPath: /usr/share/nginx/html/assets/version.json
+            subPath: version.json
+            readOnly: true
+          - name: tmp-volume
+            mountPath: /tmp
+          - name: nginx-cache-volume
+            mountPath: /var/cache/nginx
           resources: {{ include "common.resources" . | nindent 12 }}
         {{- with .Values.nodeSelector }}
         nodeSelector:
@@ -76,3 +92,15 @@ spec:
             items:
             - key: tiles.json
               path: tiles.json
+        - name: nginx-config
+          configMap:
+            name: {{ include "common.fullname" . }}-nginx-config
+        - name: env-js
+          configMap:
+            name: {{ include "common.fullname" . }}-env-js
+        - name: tmp-volume
+          emptyDir:
+            sizeLimit: 64Mi
+        - name: nginx-cache-volume
+          emptyDir:
+            sizeLimit: 64Mi