Add pod labels to helm chart (#1884)

Co-authored-by: nginx-bot <[email protected]>

Author: soneillf5

deployments/helm-chart/README.md

@@ -214,6 +214,7 @@ Parameter | Description | Default
 `controller.reportIngressStatus.leaderElectionLockName` | Specifies the name of the ConfigMap, within the same namespace as the controller, used as the lock for leader election. controller.reportIngressStatus.enableLeaderElection must be set to true. | Autogenerated
 `controller.reportIngressStatus.annotations` | The annotations of the leader election configmap. | {}
 `controller.pod.annotations` | The annotations of the Ingress Controller pod. | {}
+`controller.pod.extraLabels` | The additional extra labels of the Ingress Controller pod. | {}
 `controller.appprotect.enable` | Enables the App Protect module in the Ingress Controller. | false
 `controller.readyStatus.enable` | Enables the readiness endpoint `"/nginx-ready"`. The endpoint returns a success code when NGINX has loaded all the config after the startup. This also configures a readiness probe for the Ingress Controller pods that uses the readiness endpoint. | true
 `controller.readyStatus.port` | The HTTP port for the readiness endpoint. | 8081

deployments/helm-chart/templates/controller-daemonset.yaml

@@ -14,6 +14,9 @@ spec:
     metadata:
       labels:
         app: {{ include "nginx-ingress.appName" . }}
+{{- if .Values.controller.pod.extraLabels }}
+{{ toYaml .Values.controller.pod.extraLabels | indent 8 }}
+{{- end }}
 {{- if or (.Values.prometheus.create) (.Values.controller.pod.annotations) }}
       annotations:
 {{- if .Values.prometheus.create }}

deployments/helm-chart/templates/controller-deployment.yaml

@@ -15,6 +15,9 @@ spec:
     metadata:
       labels:
         app: {{ include "nginx-ingress.appName" . }}
+{{- if .Values.controller.pod.extraLabels }}
+{{ toYaml .Values.controller.pod.extraLabels | indent 8 }}
+{{- end }}
 {{- if or (.Values.prometheus.create) (.Values.controller.pod.annotations) }}
       annotations:
 {{- if .Values.prometheus.create }}

deployments/helm-chart/values.yaml

@@ -274,6 +274,9 @@ controller:
     ## The annotations of the Ingress Controller pod.
     annotations: {}
 
+    ## The additional extra labels of the Ingress Controller pod.
+    extraLabels: {}
+
   ## The PriorityClass of the ingress controller pods.
   priorityClassName: