[stable/logstash] Add loadBalancerSourceRanges (#12475)

Signed-off-by: Chris Kent <thirstydeveloper@gmail.com>

stable/logstash/Chart.yaml

@@ -3,7 +3,7 @@ description: Logstash is an open source, server-side data processing pipeline
 icon: https://www.elastic.co/assets/blt86e4472872eed314/logo-elastic-logstash-lt.svg
 home: https://www.elastic.co/products/logstash
 name: logstash
-version: 1.12.0
+version: 1.13.0
 appVersion: 6.7.0
 sources:
 - https://www.docker.elastic.co

stable/logstash/README.md

@@ -81,6 +81,7 @@ The following table lists the configurable parameters of the chart and its defau
 | `service.annotations`           | Service annotations                                | `{}`                                             |
 | `service.ports`                 | Ports exposed by service                           | beats                                            |
 | `service.loadBalancerIP`        | The load balancer IP for the service               | unset                                            |
+| `service.loadBalancerSourceRanges` | CIDR ranges to allow access to load balancer       | unset                                            |
 | `service.clusterIP`             | The cluster IP for the service                     | unset                                            |
 | `service.nodePort`              | The nodePort for the service                       | unset                                            |
 | `service.externalTrafficPolicy` | Set externalTrafficPolicy                          | unset                                            |

stable/logstash/templates/service.yaml

@@ -24,9 +24,17 @@ spec:
   selector:
     app: {{ template "logstash.name" . }}
     release: {{ .Release.Name }}
+{{- if eq .Values.service.type  "LoadBalancer" }}
 {{- if .Values.service.loadBalancerIP }}
   loadBalancerIP: {{ .Values.service.loadBalancerIP }}
 {{- end }}
+{{- if .Values.service.loadBalancerSourceRanges }}
+  loadBalancerSourceRanges:
+{{- range $cidr := .Values.service.loadBalancerSourceRanges }}
+  - {{ $cidr }}
+{{- end }}
+{{- end }}
+{{- end }}
 {{- if .Values.service.clusterIP }}
   clusterIP: {{ .Values.service.clusterIP }}
 {{- end }}

stable/logstash/values.yaml

@@ -45,6 +45,8 @@ service:
     #  targetPort: http
     #  protocol: TCP
     # loadBalancerIP: 10.0.0.1
+    # loadBalancerSourceRanges:
+    #   - 192.168.0.1
 ports:
   # - name: syslog-udp
   #   containerPort: 1514