How To Install Apache Tomcat on Linux(Redhat/Ubuntu)?

How to install Apache tomcat on Linux(Redhat/Ubuntu)?

What is Apache tomcat?
Ans : ApacheTomcat is an open source web application server which supports J2ee Servlets, JavaServer, Pages(JSP) and API's. Tomcat should not be confused with Apache web server which an HTTP web server.

Some terminology about Apache tomcat.

Apache Tomcat can be configured by editing server.xml file. Those who knows apache web server. This server.xml can be taken as synonimas to httpd.conf file.

Servlet is defined as a way add dynamic content to a Web server using the Java platform. And a servlet container is a compiled, executable program. The servlet container name is tomcat is catalina.

Pre requists for Apache tomcat are
1. java
2. JDK

Step by step for installing Apache tomcat

Note : Avoide installing tomcat from reposatories, always prefer to install it from source downloaded from apache site.

Step1 : Install all the prequistes

Redhat :

#yum install java

Ubuntu :

#apt-get install java

Step2 : Download tomcat source package and uncompress it.
#cd /opt
#tar xvfz apache-tomcat-6.0.29.tar.gz

Step3 : Setup the paths for Catalina and others.
Setting catalina paths



Setting java paths

Check what java versions are installed in your system

#update-alternatives --config java

This command will display which is default java version used by your machine.

Example output :

# update-alternatives --config java

There are 2 programs which provide 'java'.

Selection Command
*+ 2

Enter to keep the current selection[+], or type selection number:

If you see above the default java version is 1.6 so set the path to /usr/lib/jvm/jre-1.6.0-openjdk


Step4 : Now start tomcat server


Sample output.

Using CATALINA_BASE: /opt/apache-tomcat-5.5.26

Using CATALINA_HOME: /opt/apache-tomcat-5.5.26
Using CATALINA_TMPDIR: /opt/apache-tomcat-5.5.26/temp

Step5 : By default Apache Tomcat will be hosted onlocalhost : 8080 port by default. So try to access the site with web browser


Stay tuned to other posts about troubleshooting tomcat installation.

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    Beta said...

    I have just installed Apacahe Tomcat on my Redhat, thank you guidance on this install.


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