Owen-CH-Leung commented on code in PR #15860:
URL: https://github.com/apache/kafka/pull/15860#discussion_r1617556272
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server/src/main/java/org/apache/kafka/network/SocketServerConfigs.java:
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@@ -58,13 +58,17 @@ public class SocketServerConfigs {
public static final String ADVERTISED_LISTENERS_CONFIG =
"advertised.listeners";
public static final String ADVERTISED_LISTENERS_DOC = String.format(
- "Listeners to publish to ZooKeeper for clients to use, if
different than the <code>%s</code> config property." +
- " In IaaS environments, this may need to be different from
the interface to which the broker binds." +
- " If this is not set, the value for <code>%1$1s</code>
will be used." +
- " Unlike <code>%1$1s</code>, it is not valid to advertise
the 0.0.0.0 meta-address.%n" +
- " Also unlike <code>%1$1s</code>, there can be duplicated
ports in this property," +
- " so that one listener can be configured to advertise
another listener's address." +
- " This can be useful in some cases where external load
balancers are used.", LISTENERS_CONFIG);
+ "Specifies the listener addresses that the Kafka brokers will
advertise to clients and other brokers." +
+ " The config is useful where the actual listener configuration
<code>%s</code> does not represent the addresses that clients should" +
+ " use to connect, such as in cloud environments. In environments
using ZooKeeper, these addresses are published to ZooKeeper." +
+ " In KRaft mode, these addresses are managed internally by the
Kafka brokers themselves. Regardless of the operating mode, this config" +
Review Comment:
you mean - while such information will be stored at metadataCache, they will
also be published to controller ?
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