[mailhog] feat: Add extraPorts in Service and extraContainers in Depl…

…oyment (#627)

* [mailhog] Add extraPorts in Service and extraContainers in Deployment

Signed-off-by: Julliano Goncalves <jullianow@gmail.com>

* Code review feedback

Signed-off-by: Julliano Goncalves <jullianow@gmail.com>

charts/mailhog/README.md

@@ -40,6 +40,7 @@ The following table lists the configurable parameters of the Mailhog chart and t
 
 Parameter | Description | Default
 --- | --- | ---
+`extraContainers` | Additional containers to be added to the application pod | `[]`
 `image.repository` | Docker image repository | `mailhog/mailhog`
 `image.tag` | Docker image tag whose default is the chart version | `""`
 `image.pullPolicy` | Docker image pull policy | `IfNotPresent`
@@ -62,6 +63,7 @@ Parameter | Description | Default
 `service.annotations` | Annotations for the service | `{}`
 `service.clusterIP` | Internal cluster service IP | `""`
 `service.externalIPs` | Service external IP addresses | `[]`
+`service.extraPorts` | Additional ports to the service | `[]`
 `service.loadBalancerIP` | IP address to assign to load balancer (if supported) | `""`
 `service.loadBalancerSourceRanges` | List of IP CIDRs allowed access to load balancer (if supported) | `[]`
 `service.type` | Type of service to create | `ClusterIP`
@@ -106,4 +108,4 @@ Parameter | Description | Default
            pathType: Prefix
  ```
 
- This allows to configure specific `pathType` configurations, e.g. `pathType: ImplementationSpecific` for [GKE Ingress on Google Cloud Platform](https://cloud.google.com/kubernetes-engine/docs/concepts/ingress#default_backend).
+ This allows to configure specific `pathType` configurations, e.g. `pathType: ImplementationSpecific` for [GKE Ingress on Google Cloud Platform](https://cloud.google.com/kubernetes-engine/docs/concepts/ingress#default_backend).

charts/mailhog/templates/deployment.yaml

@@ -86,6 +86,9 @@ spec:
           {{- end }}
           resources:
             {{- toYaml .Values.resources | nindent 12 }}
+      {{- with .Values.extraContainers }}
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
       {{- with .Values.affinity }}
       affinity:
         {{- toYaml . | nindent 8 }}

charts/mailhog/templates/service.yaml

@@ -40,5 +40,8 @@ spec:
       {{- if (and (eq .Values.service.type "NodePort") (not (empty .Values.service.nodePort.smtp))) }}
       nodePort: {{ .Values.service.nodePort.smtp }}
       {{- end }}
+    {{- if .Values.service.extraPorts }}
+      {{- toYaml .Values.service.extraPorts | nindent 4 }}
+    {{- end }}
   selector:
     {{- include "mailhog.selectorLabels" . | nindent 4 }}

charts/mailhog/values.yaml

@@ -5,6 +5,8 @@ image:
 
 imagePullSecrets: []
 
+extraContainers: []
+
 nameOverride: ""
 fullnameOverride: ""
 
@@ -21,6 +23,7 @@ automountServiceAccountToken: false
 
 service:
   annotations: {}
+  extraPorts: []
   clusterIP: ""
   externalIPs: []
   loadBalancerIP: ""