Installing tomcat

tomcat-installation

Apache Tomcat is a web server and a servlet container for Java web applications.
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1. Download Apache Tomcat from http://tomcat.apache.org/download-70.cgi and save it to Downloads.

2. Extract it.

hduser@Hadoop:~/Downloads$ tar xvzf apache-tomcat-7.0.40.tar.gz 

3. Move Extracted tomcat to /usr/local/tomcat directory

hduser@Hadoop:~/Downloads$ sudo mv apache-tomcat-7.0.40.tar.gz /usr/local/tomcat

4. Change ownership of /usr/local/tomcat directory

hduser@Hadoop:/usr/local$ sudo chown -R hduser:hadoop tomcat

5. Open bashrc file in gedit

hduser@Hadoop:/usr/local$ sudo gedit ~/.bashrc

6. Add tomcat path to .bashrc file and save

export CATALINA_HOME=/usr/local/tomcat

7. Start tomcat server

hduser@Hadoop:/usr/local/tomcat$ sudo bin/stratup.sh

8. goto http://localhost:8080/ and check whether tomcat is up.

9. To shutdown the tomcat server use

hduser@Hadoop:/usr/local/tomcat$ sudo bin/shutdown.sh