added volumes for chronograf. (#219)

charts/chronograf/Chart.yaml

 apiVersion: v1
 name: chronograf
-version: 1.1.17
+version: 1.1.18
 appVersion: 1.8.0
 description: Open-source web application written in Go and React.js that provides
   the tools to visualize your monitoring data and easily create alerting and automation

charts/chronograf/templates/deployment.yaml

@@ -175,6 +175,13 @@ spec:
         volumeMounts:
         - name: data
           mountPath: /var/lib/chronograf
+        {{- range .Values.volumeMounts }}
+        - name: {{ .name }}
+          mountPath: {{ .mountPath }}
+        {{- end }}
+        {{- if .Values.mountPoints }}
+{{ toYaml .Values.mountPoints | indent 8 }}
+        {{- end }}
         resources:
 {{ toYaml .Values.resources | indent 10 }}
     {{- with .Values.nodeSelector }}
@@ -197,3 +204,6 @@ spec:
         {{ else }}
           emptyDir: {}
         {{ end }}
+        {{- if .Values.volumes }}
+{{ toYaml .values.volumes | indent 6 }}
+        {{- end }}

charts/chronograf/values.yaml

@@ -122,3 +122,12 @@ env:
 ## The name of a secret in the same kubernetes namespace which contain values to be added to the environment
 ## This can be useful for auth tokens, etc
 envFromSecret: ""
+
+# volumes:
+# - name: chronograf-output-influxdb2
+#   configMap:
+#     name: "chronograf-output-influxdb2"
+# mountPoints:
+# - name: chronograf-output-influxdb2
+#   mountPath: /var/lib/chronograf/conf.d
+#   subPath: influxdb2.conf