OmniaGM commented on code in PR #15277:
URL: https://github.com/apache/kafka/pull/15277#discussion_r1471541316


##########
core/src/test/scala/kafka/security/minikdc/MiniKdc.scala:
##########
@@ -118,123 +96,37 @@ class MiniKdc(config: Properties, workDir: File) extends 
Logging {
       throw new RuntimeException("KDC already started")
     if (closed)
       throw new RuntimeException("KDC is closed")
-    initDirectoryService()
     initKdcServer()
     initJvmKerberosConfig()
   }
 
-  private def initDirectoryService(): Unit = {
-    ds = new DefaultDirectoryService
-    ds.setInstanceLayout(new InstanceLayout(workDir))
-    ds.setCacheService(new CacheService)
-
-    // first load the schema
-    val instanceLayout = ds.getInstanceLayout
-    val schemaPartitionDirectory = new 
File(instanceLayout.getPartitionsDirectory, "schema")
-    val extractor = new 
DefaultSchemaLdifExtractor(instanceLayout.getPartitionsDirectory)
-    extractor.extractOrCopy
-
-    val loader = new LdifSchemaLoader(schemaPartitionDirectory)
-    val schemaManager = new DefaultSchemaManager(loader)
-    schemaManager.loadAllEnabled()
-    ds.setSchemaManager(schemaManager)
-    // Init the LdifPartition with schema
-    val schemaLdifPartition = new LdifPartition(schemaManager, ds.getDnFactory)
-    schemaLdifPartition.setPartitionPath(schemaPartitionDirectory.toURI)
-
-    // The schema partition
-    val schemaPartition = new SchemaPartition(schemaManager)
-    schemaPartition.setWrappedPartition(schemaLdifPartition)
-    ds.setSchemaPartition(schemaPartition)
-
-    val systemPartition = new JdbmPartition(ds.getSchemaManager, 
ds.getDnFactory)
-    systemPartition.setId("system")
-    systemPartition.setPartitionPath(new 
File(ds.getInstanceLayout.getPartitionsDirectory, systemPartition.getId).toURI)
-    systemPartition.setSuffixDn(new Dn(ServerDNConstants.SYSTEM_DN))
-    systemPartition.setSchemaManager(ds.getSchemaManager)
-    ds.setSystemPartition(systemPartition)
-
-    ds.getChangeLog.setEnabled(false)
-    ds.setDenormalizeOpAttrsEnabled(true)
-    ds.addLast(new KeyDerivationInterceptor)
-
-    // create one partition
-    val orgName = 
config.getProperty(MiniKdc.OrgName).toLowerCase(Locale.ENGLISH)
-    val orgDomain = 
config.getProperty(MiniKdc.OrgDomain).toLowerCase(Locale.ENGLISH)
-    val partition = new JdbmPartition(ds.getSchemaManager, ds.getDnFactory)
-    partition.setId(orgName)
-    partition.setPartitionPath(new 
File(ds.getInstanceLayout.getPartitionsDirectory, orgName).toURI)
-    val dn = new Dn(s"dc=$orgName,dc=$orgDomain")
-    partition.setSuffixDn(dn)
-    ds.addPartition(partition)
-
-    // indexes
-    val indexedAttributes = Set[Index[_, String]](
-      new JdbmIndex[Entry]("objectClass", false),
-      new JdbmIndex[Entry]("dc", false),
-      new JdbmIndex[Entry]("ou", false)
-    ).asJava
-    partition.setIndexedAttributes(indexedAttributes)
-
-    // And start the ds
-    ds.setInstanceId(config.getProperty(MiniKdc.Instance))
-    ds.setShutdownHookEnabled(false)
-    ds.startup()
-
-    // context entry, after ds.startup()
-    val entry = ds.newEntry(dn)
-    entry.add("objectClass", "top", "domain")
-    entry.add("dc", orgName)
-    ds.getAdminSession.add(entry)
-  }
-
   private def initKdcServer(): Unit = {
-
-    def addInitialEntriesToDirectoryService(bindAddress: String): Unit = {
-      val map = Map (
-        "0" -> orgName.toLowerCase(Locale.ENGLISH),
-        "1" -> orgDomain.toLowerCase(Locale.ENGLISH),
-        "2" -> orgName.toUpperCase(Locale.ENGLISH),
-        "3" -> orgDomain.toUpperCase(Locale.ENGLISH),
-        "4" -> bindAddress
-      )
-      val reader = new BufferedReader(new 
InputStreamReader(MiniKdc.getResourceAsStream("minikdc.ldiff")))
-      try {
-        var line: String = null
-        val builder = new StringBuilder
-        while ({line = reader.readLine(); line != null})
-          builder.append(line).append("\n")
-        addEntriesToDirectoryService(StrSubstitutor.replace(builder, 
map.asJava))
+    val kdcConfig = new KdcConfig()
+    kdcConfig.setLong(KdcConfigKey.MAXIMUM_RENEWABLE_LIFETIME, 
config.getProperty(MiniKdc.MaxRenewableLifetime).toLong)
+    kdcConfig.setLong(KdcConfigKey.MAXIMUM_TICKET_LIFETIME,
+      config.getProperty(MiniKdc.MaxTicketLifetime).toLong)
+    kdcConfig.setString(KdcConfigKey.KDC_REALM, realm)
+    kdcConfig.setString(KdcConfigKey.KDC_HOST, 
host.toLowerCase(Locale.ENGLISH))
+    kdcConfig.setInt(KdcConfigKey.KDC_TCP_PORT, port)
+    kdcConfig.setBoolean(KdcConfigKey.PA_ENC_TIMESTAMP_REQUIRED, false)
+    kdcConfig.setString(KdcConfigKey.KDC_SERVICE_NAME, 
config.getProperty(MiniKdc.Instance))
+//    val bindAddress = config.getProperty(MiniKdc.KdcBindAddress)

Review Comment:
   can we delete this committed out line please?



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