HDFS-16995. Remove unused parameters at NameNodeHttpServer#initWebHdfs (#5601). Contributed by Zhaohui Wang.

Signed-off-by: Ayush Saxena <ayushsaxena@apache.org>

hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/router/RouterHttpServer.java

@@ -88,10 +88,8 @@ public class RouterHttpServer extends AbstractService {
 
     this.httpServer = builder.build();
 
-    String httpKeytab = conf.get(DFSUtil.getSpnegoKeytabKey(conf,
-        RBFConfigKeys.DFS_ROUTER_KEYTAB_FILE_KEY));
-    NameNodeHttpServer.initWebHdfs(conf, httpAddress.getHostName(), httpKeytab,
-        httpServer, RouterWebHdfsMethods.class.getPackage().getName());
+    NameNodeHttpServer.initWebHdfs(conf, httpServer,
+        RouterWebHdfsMethods.class.getPackage().getName());
 
     this.httpServer.setAttribute(NAMENODE_ATTRIBUTE_KEY, this.router);
     this.httpServer.setAttribute(JspHelper.CURRENT_CONF, this.conf);

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNodeHttpServer.java

@@ -76,10 +76,8 @@ public class NameNodeHttpServer {
     this.bindAddress = bindAddress;
   }
 
-  public static void initWebHdfs(Configuration conf, String hostname,
-      String httpKeytab,
-      HttpServer2 httpServer2, String jerseyResourcePackage)
-      throws IOException {
+  public static void initWebHdfs(Configuration conf, HttpServer2 httpServer2,
+      String jerseyResourcePackage) throws IOException {
     // set user pattern based on configuration file
     UserParam.setUserPattern(conf.get(
         HdfsClientConfigKeys.DFS_WEBHDFS_USER_PATTERN_KEY,
@@ -159,10 +157,8 @@ public class NameNodeHttpServer {
       httpServer.setAttribute(DFSConfigKeys.DFS_DATANODE_HTTPS_PORT_KEY,
           datanodeSslPort.getPort());
     }
-    String httpKeytab = conf.get(DFSUtil.getSpnegoKeytabKey(conf,
-        DFSConfigKeys.DFS_NAMENODE_KEYTAB_FILE_KEY));
-    initWebHdfs(conf, bindAddress.getHostName(), httpKeytab, httpServer,
-        NamenodeWebHdfsMethods.class.getPackage().getName());
+
+    initWebHdfs(conf, httpServer, NamenodeWebHdfsMethods.class.getPackage().getName());
 
     httpServer.setAttribute(NAMENODE_ATTRIBUTE_KEY, nn);
     httpServer.setAttribute(JspHelper.CURRENT_CONF, conf);