What is Apache tomcat?
Ans: An 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.
An Apache Tomcat can be configured by editing server.xml file. This server.xml file of Tomcat can take as synonyms to httpd.conf file for Apache web server.
Servlet is defined as a way add dynamic content to a Web server using the Java platform. A servlet container is a compiled, executable program. The servlet container name of Tomcat is called as Catalina.
Prerequisite for Apache tomcat are
Step by step for installing Apache tomcat
Note: Avoide installing tomcat from repositories, always prefer to install it from source downloaded from Apache site.
Step1: Install all the prerequisites
#yum install java
#apt-get install java
Step2: Download tomcat source package and uncompress it.
#tar xvfz apache-tomcat-6.0.29.tar.gz
Step3: Setup the paths for Catalina and others.
Setting catalina paths in Redhat/Ubuntu Linux
Setting java paths
Check what java versions are installed in your system
#update-alternatives --config java
This command will display default java version information used in your machine.
Example output :
# update-alternatives --config java
There are two programs which provide 'java'.
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 (* indicates the default version). Now set the path as shown below.
Step4: Now start tomcat server
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 on localhost : 8080 port by default. So try to access the site with your favorite web browser
Stay tuned to other posts about troubleshooting tomcat installation.
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My name is Surendra Kumar Anne. I hail from Vijayawada which is capital of south Indian state of Andhra Pradesh. I am a Linux evangelist who believes in Hard work, A down to earth person, Likes to share knowledge with others, Loves dogs, Likes photography. I work with ICE systems, Sydney as Sr. Consultant. You can contact me at surendra (@) linuxnix dot com.