Require user to set .Values.influxURL

stable/kapacitor/templates/NOTES.txt

+{{- $bl := empty .Values.influxURL }}
+{{- if not $bl }}
 Kapacitor can be accessed via port 9092 on the following DNS name from within your cluster:
 
 - http://{{ template "fullname" . }}.{{ .Release.Namespace }}:9092
@@ -19,4 +21,9 @@ To tail the logs for the Kapacitor pod run the following:
 To watch for the LoadBalancer IP or Hostname to populate run the following:
 
 - kubectl get svc -w --namespace {{ .Release.Namespace }} -l app={{ template "fullname" . }}
+{{- end }}
+{{- end }}
+
+{{- if empty .Values.influxURL }}
+You have not set .Values.influxURL. Kapacitor needs an InfluxDB instance to create a subscription on. Please set that value to deploy kapacitor
 {{- end }}
\ No newline at end of file

stable/kapacitor/templates/deployment.yaml

+{{- $bl := empty .Values.influxURL }}
+{{- if not $bl }}
 apiVersion: extensions/v1beta1
 kind: Deployment
 metadata:
@@ -37,4 +39,5 @@ spec:
           claimName: {{ template "fullname" . }}
           {{ else }}
           emptyDir: {}
-          {{ end }}
\ No newline at end of file
+          {{ end }}
+{{- end }}
\ No newline at end of file

stable/kapacitor/values.yaml

@@ -35,4 +35,4 @@ resources:
 ## Set the URL of InfluxDB instance to create subscription on
 ## ref: https://docs.influxdata.com/kapacitor/v1.1/introduction/getting_started/
 ##
-influxURL: http://influxdb-influxdb.tick:8086
+# influxURL: http://influxdb-influxdb.tick:8086