[#2601] Change Kafka ports in Kafka messaging guide.

The external Kafka port used by the Hono Helm chart has been changed from
9094 to 9092. This adapts the Kafka messaging guide accordingly.

Signed-off-by: Abel Buechner-Mihaljevic <[email protected]>

site/homepage/content/getting-started-kafka/index.md

@@ -234,7 +234,7 @@ are using the Sandbox server (make sure to replace `my-tenant` with your tenant
 # in directory where the hono-cli-*-exec.jar file has been downloaded to
 export MY_TENANT=my-tenant
 export KAFKA_IP=hono.eclipseprojects.io
-java -jar hono-cli-*-exec.jar --hono.kafka.commonClientConfig.bootstrap.servers=$KAFKA_IP:9094 --hono.kafka.commonClientConfig.security.protocol=SASL_PLAINTEXT --hono.kafka.commonClientConfig.sasl.jaas.config="org.apache.kafka.common.security.scram.ScramLoginModule required username=\"hono\" password=\"hono-secret\";" --hono.kafka.commonClientConfig.sasl.mechanism=SCRAM-SHA-512 --spring.profiles.active=receiver,kafka --tenant.id=$MY_TENANT
+java -jar hono-cli-*-exec.jar --hono.kafka.commonClientConfig.bootstrap.servers=$KAFKA_IP:9092 --hono.kafka.commonClientConfig.security.protocol=SASL_PLAINTEXT --hono.kafka.commonClientConfig.sasl.jaas.config="org.apache.kafka.common.security.scram.ScramLoginModule required username=\"hono\" password=\"hono-secret\";" --hono.kafka.commonClientConfig.sasl.mechanism=SCRAM-SHA-512 --spring.profiles.active=receiver,kafka --tenant.id=$MY_TENANT
 ~~~
 
 Otherwise, if you are using a local Minikube cluster, first save the truststore file of the Kafka broker to your file
@@ -251,7 +251,7 @@ and then start the client (make sure to replace `my-tenant`):
 # in directory where the hono-cli-*-exec.jar file has been downloaded to
 export MY_TENANT=my-tenant
 export KAFKA_IP=$(kubectl get service eclipse-hono-kafka-0-external --output="jsonpath={.status.loadBalancer.ingress[0]['hostname','ip']}" -n hono)
-java -jar hono-cli-*-exec.jar --hono.kafka.commonClientConfig.bootstrap.servers=$KAFKA_IP:9094 --hono.kafka.commonClientConfig.security.protocol=SASL_SSL --hono.kafka.commonClientConfig.sasl.jaas.config="org.apache.kafka.common.security.scram.ScramLoginModule required username=\"hono\" password=\"hono-secret\";" --hono.kafka.commonClientConfig.sasl.mechanism=SCRAM-SHA-512 --spring.profiles.active=receiver,kafka --tenant.id=$MY_TENANT --hono.kafka.commonClientConfig.ssl.truststore.location=$KAFKA_TRUSTSTORE_PATH --hono.kafka.commonClientConfig.ssl.truststore.password=honotrust --hono.kafka.commonClientConfig.ssl.endpoint.identification.algorithm="" 
+java -jar hono-cli-*-exec.jar --hono.kafka.commonClientConfig.bootstrap.servers=$KAFKA_IP:9092 --hono.kafka.commonClientConfig.security.protocol=SASL_SSL --hono.kafka.commonClientConfig.sasl.jaas.config="org.apache.kafka.common.security.scram.ScramLoginModule required username=\"hono\" password=\"hono-secret\";" --hono.kafka.commonClientConfig.sasl.mechanism=SCRAM-SHA-512 --spring.profiles.active=receiver,kafka --tenant.id=$MY_TENANT --hono.kafka.commonClientConfig.ssl.truststore.location=$KAFKA_TRUSTSTORE_PATH --hono.kafka.commonClientConfig.ssl.truststore.password=honotrust --hono.kafka.commonClientConfig.ssl.endpoint.identification.algorithm="" 
 ~~~
 
 ## Publishing Telemetry Data to the HTTP Adapter
@@ -355,15 +355,15 @@ If you are using the Sandbox server (don't forget to set the environment variabl
 
 ~~~sh
 # in directory where the hono-cli-*-exec.jar file has been downloaded to
-java -jar hono-cli-*-exec.jar --hono.kafka.commonClientConfig.bootstrap.servers=$KAFKA_IP:9094 --hono.kafka.commonClientConfig.security.protocol=SASL_PLAINTEXT --hono.kafka.commonClientConfig.sasl.jaas.config="org.apache.kafka.common.security.scram.ScramLoginModule required username=\"hono\" password=\"hono-secret\";" --hono.kafka.commonClientConfig.sasl.mechanism=SCRAM-SHA-512 --spring.profiles.active=command,kafka --tenant.id=$MY_TENANT --device.id=$MY_DEVICE
+java -jar hono-cli-*-exec.jar --hono.kafka.commonClientConfig.bootstrap.servers=$KAFKA_IP:9092 --hono.kafka.commonClientConfig.security.protocol=SASL_PLAINTEXT --hono.kafka.commonClientConfig.sasl.jaas.config="org.apache.kafka.common.security.scram.ScramLoginModule required username=\"hono\" password=\"hono-secret\";" --hono.kafka.commonClientConfig.sasl.mechanism=SCRAM-SHA-512 --spring.profiles.active=command,kafka --tenant.id=$MY_TENANT --device.id=$MY_DEVICE
 ~~~
 
 Otherwise, if you are using a local Minikube cluster (don't forget to set the environment variables `KAFKA_IP`,
 `KAFKA_TRUSTSTORE_PATH`, `MY_TENANT` and `MY_DEVICE`):
 
 ~~~sh
 # in directory where the hono-cli-*-exec.jar file has been downloaded to
-java -jar hono-cli-*-exec.jar --hono.kafka.commonClientConfig.bootstrap.servers=$KAFKA_IP:9094 --hono.kafka.commonClientConfig.security.protocol=SASL_SSL --hono.kafka.commonClientConfig.sasl.jaas.config="org.apache.kafka.common.security.scram.ScramLoginModule required username=\"hono\" password=\"hono-secret\";" --hono.kafka.commonClientConfig.sasl.mechanism=SCRAM-SHA-512 --spring.profiles.active=command,kafka --tenant.id=$MY_TENANT --device.id=$MY_DEVICE --hono.kafka.commonClientConfig.ssl.truststore.location=$KAFKA_TRUSTSTORE_PATH --hono.kafka.commonClientConfig.ssl.truststore.password=honotrust --hono.kafka.commonClientConfig.ssl.endpoint.identification.algorithm="" 
+java -jar hono-cli-*-exec.jar --hono.kafka.commonClientConfig.bootstrap.servers=$KAFKA_IP:9092 --hono.kafka.commonClientConfig.security.protocol=SASL_SSL --hono.kafka.commonClientConfig.sasl.jaas.config="org.apache.kafka.common.security.scram.ScramLoginModule required username=\"hono\" password=\"hono-secret\";" --hono.kafka.commonClientConfig.sasl.mechanism=SCRAM-SHA-512 --spring.profiles.active=command,kafka --tenant.id=$MY_TENANT --device.id=$MY_DEVICE --hono.kafka.commonClientConfig.ssl.truststore.location=$KAFKA_TRUSTSTORE_PATH --hono.kafka.commonClientConfig.ssl.truststore.password=honotrust --hono.kafka.commonClientConfig.ssl.endpoint.identification.algorithm="" 
 ~~~
 
 Note that this time the profile `command` is activated instead of `receiver`, which enables a different mode of the Command Line Client.