[Helm][K8S] Add rootPath helm (#1593)

* Update of values.yaml to use a new variable to manage the application rootpath

* Use rootPath of values in deployment to manage rootPath and probes

Author: jbwittner

chart/stirling-pdf/templates/deployment.yaml

@@ -62,8 +62,10 @@ spec:
         imagePullPolicy: {{ .Values.image.pullPolicy }}
         securityContext:
           {{- toYaml .Values.containerSecurityContext | nindent 10 }}
-{{- if .Values.envs }}
         env:
+        - name: SYSTEM_ROOTURIPATH
+          value: {{ .Values.rootPath}}
+{{- if .Values.envs }}
 {{ toYaml .Values.envs | indent 8 }}
 {{- end }}
 {{- if .Values.extraArgs }}
@@ -75,13 +77,13 @@ spec:
           containerPort: 8080
         livenessProbe:
           httpGet:
-            path: /
+            path: {{ .Values.rootPath}}
             port: http
 {{ toYaml .Values.probes.livenessHttpGetConfig | indent 12 }}
 {{ toYaml .Values.probes.liveness | indent 10 }}
         readinessProbe:
           httpGet:
-            path: /
+            path: {{ .Values.rootPath}}
             port: http
 {{ toYaml .Values.probes.readinessHttpGetConfig | indent 12 }}
 {{ toYaml .Values.probes.readiness | indent 10 }}

chart/stirling-pdf/values.yaml

@@ -15,6 +15,9 @@ secret:
 commonLabels: {}
 # team_name: dev
 
+# rootpath for the application
+rootPath: /
+
 envs: []
 # - name: UI_APP_NAME
 #   value: "Stirling PDF"
@@ -24,8 +27,6 @@ envs: []
 #   value: "Stirling PDF"
 # - name: ALLOW_GOOGLE_VISIBILITY
 #   value: "true"
-# - name: APP_ROOT_PATH
-#   value: "/"
 # - name: APP_LOCALE
 #   value: "en_GB"