org.apache.hadoop.hdfs.server.namenode.dfshealth_jsp Maven / Gradle / Ivy
package org.apache.hadoop.hdfs.server.namenode;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import org.apache.hadoop.util.ServletUtil;
import org.apache.hadoop.ha.HAServiceProtocol.HAServiceState;
public final class dfshealth_jsp extends org.apache.jasper.runtime.HttpJspBase
implements org.apache.jasper.runtime.JspSourceDependent {
//for java.io.Serializable
private static final long serialVersionUID = 1L;
private static java.util.List _jspx_dependants;
public Object getDependants() {
return _jspx_dependants;
}
public void _jspService(HttpServletRequest request, HttpServletResponse response)
throws java.io.IOException, ServletException {
JspFactory _jspxFactory = null;
PageContext pageContext = null;
HttpSession session = null;
ServletContext application = null;
ServletConfig config = null;
JspWriter out = null;
Object page = this;
JspWriter _jspx_out = null;
PageContext _jspx_page_context = null;
try {
_jspxFactory = JspFactory.getDefaultFactory();
response.setContentType("text/html; charset=UTF-8");
pageContext = _jspxFactory.getPageContext(this, request, response,
null, true, 8192, true);
_jspx_page_context = pageContext;
application = pageContext.getServletContext();
config = pageContext.getServletConfig();
session = pageContext.getSession();
out = pageContext.getOut();
_jspx_out = out;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
final NamenodeJspHelper.HealthJsp healthjsp = new NamenodeJspHelper.HealthJsp();
NameNode nn = NameNodeHttpServer.getNameNodeFromContext(application);
FSNamesystem fsn = nn.getNamesystem();
HAServiceState nnHAState = nn.getServiceState();
boolean isActive = (nnHAState == HAServiceState.ACTIVE);
String namenodeRole = nn.getRole().toString();
String namenodeState = nnHAState.toString();
String namenodeLabel = nn.getNameNodeAddress().getHostName() + ":" + nn.getNameNodeAddress().getPort();
out.write("\n\n\n\nHadoop ");
out.print(namenodeRole);
out.write(" ");
out.print(namenodeLabel);
out.write(" \n \n\n");
out.print(namenodeRole);
out.write(' ');
out.write('\'');
out.print(namenodeLabel);
out.write('\'');
out.write(' ');
out.write('(');
out.print(namenodeState);
out.write(")
\n");
out.print( NamenodeJspHelper.getVersionTable(fsn) );
out.write("
\n");
if (isActive) {
out.write("Browse the filesystem
\n");
}
out.write("");
out.print(namenodeRole);
out.write(" Logs\n\n
\nCluster Summary
\n ");
out.print( NamenodeJspHelper.getSecurityModeText());
out.write("\n ");
out.print( NamenodeJspHelper.getSafeModeText(fsn));
out.write("\n ");
out.print( NamenodeJspHelper.getInodeLimitText(fsn));
out.write("\n");
out.print( NamenodeJspHelper.getCorruptFilesWarning(fsn));
healthjsp.generateHealthReport(out, nn, request);
healthjsp.generateJournalReport(out, nn, request);
out.write("
\n");
healthjsp.generateConfReport(out, nn, request);
out.write("
\n");
out.println(ServletUtil.htmlFooter());
} catch (Throwable t) {
if (!(t instanceof SkipPageException)){
out = _jspx_out;
if (out != null && out.getBufferSize() != 0)
out.clearBuffer();
if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
}
} finally {
if (_jspxFactory != null) _jspxFactory.releasePageContext(_jspx_page_context);
}
}
}