[stable/kong] Add externalIPs for proxy service (#12231)

Signed-off-by: Mingxiang Xue <mingxiangxue@gmail.com>

stable/kong/Chart.yaml

@@ -10,5 +10,5 @@ maintainers:
 name: kong
 sources:
 - https://github.com/Kong/kong
-version: 0.9.6
+version: 0.9.7
 appVersion: 1.0.2

stable/kong/README.md

@@ -81,6 +81,7 @@ and their default values.
 | proxy.type                     | k8s service type. Options: NodePort, ClusterIP, LoadBalancer                     | `NodePort`          |
 | proxy.loadBalancerSourceRanges | Limit proxy access to CIDRs if set and service type is `LoadBalancer`            | `[]`                |
 | proxy.loadBalancerIP           | To reuse an existing ingress static IP for the admin service                     |                     |
+| proxy.externalIPs              | IPs for which nodes in the cluster will also accept traffic for the proxy        | `[]`                |
 | proxy.ingress.enabled          | Enable ingress resource creation (works with proxy.type=ClusterIP)               | `false`             |
 | proxy.ingress.tls              | Name of secret resource, containing TLS secret                                   |                     |
 | proxy.ingress.hosts            | List of ingress hosts.                                                           | `[]`                |

stable/kong/templates/service-kong-proxy.yaml

@@ -24,6 +24,10 @@ spec:
   {{- end }}
   {{- end }}
   {{- end }}
+  externalIPs:
+  {{- range $ip := .Values.proxy.externalIPs }}
+  - {{ $ip }}
+  {{- end }}
   ports:
   {{- if .Values.proxy.http.enabled }}
   - name: kong-proxy

stable/kong/values.yaml

@@ -81,6 +81,8 @@ proxy:
     # Ingress path.
     path: /
 
+  externalIPs: []
+
 # Set runMigrations to run Kong migrations
 runMigrations: true