mimaison commented on code in PR #12544:
URL: https://github.com/apache/kafka/pull/12544#discussion_r966049063
##########
connect/runtime/src/main/java/org/apache/kafka/connect/storage/KafkaConfigBackingStore.java:
##########
@@ -1138,5 +1142,13 @@ else if (value instanceof Long)
private String className(Object o) {
return o != null ? o.getClass().getName() : "null";
}
-}
+ private static void maybeAddClientId(Map<String, ? super String>
clientProps, String groupId) {
+ String clientId = "connect-cluster";
+ if (groupId != null) {
Review Comment:
Can `groupId` actually be null here? This should only run in distributed mode
##########
connect/runtime/src/main/java/org/apache/kafka/connect/cli/ConnectDistributed.java:
##########
@@ -106,6 +108,7 @@ public Connect startConnect(Map<String, String>
workerProps) {
// Create the admin client to be shared by all backing stores.
Map<String, Object> adminProps = new HashMap<>(config.originals());
ConnectUtils.addMetricsContextProperties(adminProps, config,
kafkaClusterId);
+ adminProps.putIfAbsent(CLIENT_ID_CONFIG, "connect-cluster-" +
config.groupId());
Review Comment:
With the default config, you get `connect-cluster-connect-cluster` for the
client-id. I wonder if we need to add the `connect-cluster-` prefix at all?
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