Apache Tomcat is used to deploy and serve JavaServer Pages and Java servlets. It is an open source technology based off Apache.
- This document assumes you are installing Apache Tomcat on Ubuntu 16.04.
- Be sure you are logged in as root user.
Installing Tomcat 7
Step 1: Create the Tomcat Folder
Logged in as root, within the opt folder make a directory called tomcat and cd into that folder after completion.
Step 2: Install Tomcat Through Wget
Click this link to the Apache Tomcat 7 Download site. Place your cursor under 7.0.90 Binary Distributions, right click on the tar.gz file and select Copy Link Address (as shown in the picture below). At the time of this article Tomcat 7 is the newest version but feel free to pick whatever version is more up-to-date.
Next, from your server, use wget command to download the tar to the tomcat folder from the URL you copied in the previous step:
After the download completes, decompress the file in your Tomcat folder:
tar xvzf apache-tomcat-7.0.90.tar.gz
You will end up with a file called apache-tomcat-7.0.90.
Step 3: Install Java
Before you can use Tomcat, you’ll have to install the Java Development Kit (JDK). Beforehand, check to see if Java is installed:
If that command returns the following message then Java has yet to be installed:
The program 'java' can be found in the following packages:
To install Java, simply run the following command (and at the prompt enter Y to continue:
apt-get install default-jdk
Step 4: Configure .bashrc file
Set the environment variables in .bashrc with the following command:
Add this information to the end of the file:
Save your edits and exit from the .bashrc file, then run the following command to register the changes:
Step 5: Test Run
Tomcat and Java should now be installed and configured on your server. To activate Tomcat, run the following script:
You should get a result similar to:
Using CATALINA_BASE: /opt/tomcat
Using CATALINA_HOME: /opt/tomcat
Using CATALINA_TMPDIR: /opt/tomcat/temp
Using JRE_HOME: /usr/lib/jvm/java-7-openjdk-amd64/
Using CLASSPATH: /opt/tomcat/bin/bootstrap.jar:/opt/tomcat/bin/tomcat-juli.jar
To verify that Tomcat is working by visiting the IP address of your server:8080 in a web browser. For example http://127.0.0.1:8080.
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