Feat: add helm values for k8s service host and port (#404)

* Feat: add helm values for k8s service host and port

* Update deploy/chart/templates/daemonset.yaml

Co-authored-by: Ashley Dumaine <[email protected]>

---------

Co-authored-by: Ashley Dumaine <[email protected]>

Author: scmeggitt

deploy/chart/templates/daemonset.yaml

@@ -182,6 +182,14 @@ spec:
             {{- toYaml . | nindent 12 }}
             {{- end}}
           env:
+            {{- if .Values.k8sServiceHost }}
+            - name: KUBERNETES_SERVICE_HOST
+              value: {{  .Values.k8sServiceHost }}
+            {{- end }}
+            {{- if .Values.k8sServicePort }}
+            - name: KUBERNETES_SERVICE_PORT
+              value: {{  .Values.k8sServicePort }}
+            {{- end }}
             - name: LINODE_API_TOKEN
               valueFrom:
                 secretKeyRef:

deploy/chart/values.yaml

@@ -32,6 +32,12 @@ containerSecurityContext:
     drop:
     - ALL
 
+# Used to set KUBERNETES_SERVICE_HOST in environment variable if required.
+k8sServiceHost: ""
+
+# Used to set KUBERNETES_SERVICE_PORT in environment variable if required.
+k8sServicePort: ""
+
 # Image repository must be 'linode/linode-cloud-controller-manager'. The tag can be changed/set to various ccm versions.
 # The pullPolicy is set to Always but can be changed when it is not required to always pull the new image
 image: