m1a2st commented on code in PR #19650:
URL: https://github.com/apache/kafka/pull/19650#discussion_r2075617657
##########
clients/clients-integration-tests/src/test/java/org/apache/kafka/clients/admin/StaticBrokerConfigTest.java:
##########
@@ -108,4 +119,68 @@ public void
testTopicConfigsGetImpactedIfStaticConfigsAddToBroker(ClusterInstanc
"Config value should not be custom value since controller
doesn't have related static config");
}
}
+
+ @ClusterTest(types = {Type.KRAFT})
+ public void
testInternalConfigsDoNotReturnForDescribeConfigs(ClusterInstance cluster)
throws Exception {
+ try (Admin admin = cluster.admin()) {
+ ConfigResource brokerResource = new
ConfigResource(ConfigResource.Type.BROKER, "0");
+ ConfigResource topicResource = new
ConfigResource(ConfigResource.Type.TOPIC, TOPIC);
+ ConfigResource groupResource = new
ConfigResource(ConfigResource.Type.GROUP, "testGroup");
+ ConfigResource clientMetricsResource = new
ConfigResource(ConfigResource.Type.CLIENT_METRICS, "testClient");
+
+ admin.createTopics(List.of(new NewTopic(TOPIC, 1, (short)
1))).config(TOPIC).get();
+ Map<ConfigResource, Config> configResourceMap =
admin.describeConfigs(
+ List.of(brokerResource, topicResource, groupResource,
clientMetricsResource)).all().get();
+
+ // test for case ConfigResource.Type == BROKER
+ // Notice: since the testing framework actively sets three
internal configurations when starting the
+ // broker (see
org.apache.kafka.common.test.KafkaClusterTestKit.Builder.createNodeConfig()),
+ // so the API `describeConfigs` will also return these three
configurations. However, other internal
+ // configurations will not be returned
+ Config brokerConfig = configResourceMap.get(brokerResource);
+ assertNotContainsInternalConfig(brokerConfig,
KafkaConfig.configDef().configKeys(), Set.of(
+ ServerConfigs.UNSTABLE_FEATURE_VERSIONS_ENABLE_CONFIG,
+ ServerConfigs.UNSTABLE_API_VERSIONS_ENABLE_CONFIG,
+ KRaftConfigs.SERVER_MAX_STARTUP_TIME_MS_CONFIG));
+
+ // test for case ConfigResource.Type == TOPIC
+ Config topicConfig = configResourceMap.get(topicResource);
+ assertNotContainsInternalConfig(topicConfig,
LogConfig.configKeys());
+
+ // test for case ConfigResource.Type == GROUP
+ Config groupConfig = configResourceMap.get(groupResource);
+ assertNotContainsInternalConfig(groupConfig,
GroupConfig.configDef().configKeys());
+
+ // test for case ConfigResource.Type == CLIENT_METRICS
+ Config clientMetricsConfig =
configResourceMap.get(clientMetricsResource);
+ assertNotContainsInternalConfig(clientMetricsConfig,
ClientMetricsConfigs.configDef().configKeys());
+ }
+ }
+
+ @ClusterTest(types = {Type.KRAFT})
+ public void testInternalConfigsDoNotReturnForCreateTopics(ClusterInstance
cluster) throws Exception {
+ try (Admin admin = cluster.admin()) {
+ // test for createTopics API
+ Config config = admin.createTopics(List.of(new NewTopic(TOPIC, 1,
(short) 1))).config(TOPIC).get();
+ assertNotContainsInternalConfig(config, LogConfig.configKeys());
+ }
+ }
+
+ private void assertNotContainsInternalConfig(Config config, Map<String,
ConfigDef.ConfigKey> configKeyMap) {
+ assertNotContainsInternalConfig(config, configKeyMap, Set.of());
+ }
+
+ private void assertNotContainsInternalConfig(Config config, Map<String,
ConfigDef.ConfigKey> configKeyMap,
+ Set<String> whiteListSet) {
Review Comment:
Could you avoid using `whiteList`, and replace with more neutral terminology.
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