Add extraEnv support to Helm chart for custom environment variables

helm/easyhaproxy/templates/deployment.yaml

@@ -99,3 +99,6 @@ spec:
             {{- end }}
             - name: EASYHAPROXY_STATUS_UPDATE_INTERVAL
               value: {{ .Values.ingressStatus.updateInterval | quote }}
+            {{- with .Values.extraEnv }}
+            {{- toYaml . | nindent 12 }}
+            {{- end }}

helm/easyhaproxy/values.yaml

@@ -98,3 +98,15 @@ masterNode:
   label: easyhaproxy/node
   values:
     - master
+
+# Extra environment variables to inject into the container
+# Supports all Kubernetes env var forms: value, valueFrom (secretKeyRef, configMapKeyRef, fieldRef)
+# extraEnv:
+#   - name: MY_VAR
+#     value: "my-value"
+#   - name: SECRET_VAR
+#     valueFrom:
+#       secretKeyRef:
+#         name: my-secret
+#         key: my-key
+extraEnv: []