advertise listeners on NodePort when external type is NodePort (#14354)

Signed-off-by: S.Cavallo <smcavallo@hotmail.com>

incubator/kafka/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 description: Apache Kafka is publish-subscribe messaging rethought as a distributed
   commit log.
 name: kafka
-version: 0.15.7
+version: 0.15.8
 appVersion: 5.0.1
 keywords:
 - kafka

incubator/kafka/templates/statefulset.yaml

@@ -198,7 +198,11 @@ spec:
           {{- if eq .Values.external.type "LoadBalancer" }}
           export LOAD_BALANCER_IP=$(echo '{{ .Values.external.loadBalancerIP }}' | tr -d '[]' | cut -d ' ' -f "$(($KAFKA_BROKER_ID + 1))") && \
           {{- end }}
+          {{- if eq .Values.external.type "NodePort" }}
+          export KAFKA_ADVERTISED_LISTENERS=PLAINTEXT://${POD_IP}:9092{{ if kindIs "string" $advertisedListenersOverride }}{{ printf ",%s" $advertisedListenersOverride }}{{ end }} && \
+          {{- else }}
           export KAFKA_ADVERTISED_LISTENERS=PLAINTEXT://${POD_NAME}.{{ include "kafka.fullname" . }}-headless.${POD_NAMESPACE}:9092{{ if kindIs "string" $advertisedListenersOverride }}{{ printf ",%s" $advertisedListenersOverride }}{{ end }} && \
+          {{- end }}
           exec /etc/confluent/docker/run
         volumeMounts:
         - name: datadir