How to install Tomcat in Ubuntu
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To install Tomcat in Ubuntu
In this article we will learn how to install Tomcat in Ubuntu. It is an open-source web server application that offers a Java HTTP server.
Installation of Tomcat
Run the following command to update your system software repository.
root@linuxhelp:~# apt-get update
Hit:1 http://in.archive.ubuntu.com/ubuntu xenial InRelease
Hit:2 http://security.ubuntu.com/ubuntu xenial-security InRelease
Hit:3 http://in.archive.ubuntu.com/ubuntu xenial-updates InRelease
Hit:4 http://in.archive.ubuntu.com/ubuntu xenial-backports InRelease
Reading package lists... Done
Then install JAVA packages on your system by using the following command.
root@linuxhelp:~# apt-get install openjdk-8* -y
Reading package lists... Done
Building dependency tree
Reading state information... Done
Note, selecting ' openjdk-8-jdk' for glob ' openjdk-8*'
Note, selecting ' openjdk-8-jre' for glob ' openjdk-8*'
Note, selecting ' openjdk-8-demo' for glob ' openjdk-8*'
Note, selecting ' openjdk-8-jre-dcevm' for glob ' openjdk-8*'
Note, selecting ' openjdk-8-jdk-headless' for glob ' openjdk-8*'
Note, selecting ' openjdk-8-jre-zero' for glob ' openjdk-8*'
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Adding debian:Swisscom_Root_EV_CA_2.pem
Adding debian:Starfield_Root_Certificate_Authority_-_G2.pem
done.
Processing triggers for libc-bin (2.23-0ubuntu3) ...
Processing triggers for ca-certificates (20160104ubuntu1) ...
Updating certificates in /etc/ssl/certs...
0 added, 0 removed done.
Running hooks in /etc/ca-certificates/update.d...
done.
done.
Run the following command to check the java version.
root@linuxhelp:~# java -version
openjdk version " 1.8.0_91"
OpenJDK Runtime Environment (build 1.8.0_91-8u91-b14-3ubuntu1~16.04.1-b14)
OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode)
Download the Tomcat package from it’ s official website by running the following command.
root@linuxhelp:~# wget http://mirror.fibergrid.in/apache/tomcat/tomcat-9/v9.0.0.M10/bin/apache-tomcat-9.0.0.M10.tar.gz
--2016-09-26 19:20:18-- http://mirror.fibergrid.in/apache/tomcat/tomcat-9/v9.0.0.M10/bin/apache-tomcat-9.0.0.M10.tar.gz
Resolving mirror.fibergrid.in (mirror.fibergrid.in)... 103.194.116.38
Connecting to mirror.fibergrid.in (mirror.fibergrid.in)|103.194.116.38|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 9335218 (8.9M) [application/x-gzip]
Saving to: ‘ apache-tomcat-9.0.0.M10.tar.gz’
apache-tomcat-9.0.0.M10.tar.gz 100%[========================================================================================> ] 8.90M 361KB/s in 28s
2016-09-26 19:20:52 (327 KB/s) - ‘ apache-tomcat-9.0.0.M10.tar.gz’ saved [9335218/9335218]
Move the Tomcat package into the /opt directory as shown below.
root@linuxhelp:~# ls apache-tomcat-9.0.0.M10.tar.gz Desktop Documents Downloads examples.desktop Music Pictures Public Templates Videos root@linuxhelp:~# mv apache-tomcat-9.0.0.M10.tar.gz /opt
After moving the directory, extract the downloaded package by running the following command.
root@linuxhelp:~# cd /opt
root@linuxhelp:/opt# ls
apache-tomcat-9.0.0.M10.tar.gz
root@linuxhelp:/opt# tar -xzvf apache-tomcat-9.0.0.M10.tar.gz
apache-tomcat-9.0.0.M10/conf/
apache-tomcat-9.0.0.M10/conf/catalina.policy
apache-tomcat-9.0.0.M10/conf/catalina.properties
apache-tomcat-9.0.0.M10/conf/context.xml
apache-tomcat-9.0.0.M10/conf/jaspic-providers.xml
apache-tomcat-9.0.0.M10/conf/jaspic-providers.xsd
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apache-tomcat-9.0.0.M10/bin/daemon.sh
apache-tomcat-9.0.0.M10/bin/digest.sh
apache-tomcat-9.0.0.M10/bin/setclasspath.sh
apache-tomcat-9.0.0.M10/bin/shutdown.sh
apache-tomcat-9.0.0.M10/bin/startup.sh
apache-tomcat-9.0.0.M10/bin/tool-wrapper.sh
apache-tomcat-9.0.0.M10/bin/version.sh
Remove the tar file and rename the newly created directory as shown below.
root@linuxhelp:/opt# rm -rf apache-tomcat-9.0.0.M10.tar.gz
root@linuxhelp:/opt# mv apache-tomcat-9.0.0.M10 tomcat
root@linuxhelp:/opt# ls
tomcat
Then export the CATALINA HOME directory path by running the following command.
root@linuxhelp:/opt# echo " export CATALINA_HOME=' /opt/tomcat/' " > > ~/.bashrc
root@linuxhelp:/opt# source ~/.bashrc
Lets create users for Tomcat, by opening the tomcat users file.
root@linuxhelp:/opt# vim /opt/tomcat/conf/tomcat-users.xml
Add the following entry into it.
< !-- User linuxtechi who can access only manager section --> < role rolename=" manager-gui" /> < user username=" linuhelp" password=" 123" roles=" manager-gui" /> < !-- User Admin Who can access manager and admin section both --> < role rolename=" admin-gui" /> < user username=" admin" password=" admin" roles=" admin-gui" />
To start Tomcat services use the script file as shown below.
root@linuxhelp:/opt/tomcat# cd bin root@linuxhelp:/opt/tomcat/bin# ls bootstrap.jar catalina-tasks.xml configtest.bat digest.bat setclasspath.sh startup.bat tomcat-native.tar.gz version.bat catalina.bat commons-daemon.jar configtest.sh digest.sh shutdown.bat startup.sh tool-wrapper.bat version.sh catalina.sh commons-daemon-native.tar.gz daemon.sh setclasspath.bat shutdown.sh tomcat-juli.jar tool-wrapper.sh root@linuxhelp:/opt/tomcat/bin# sh startup.sh Using CATALINA_BASE: /opt/tomcat/ Using CATALINA_HOME: /opt/tomcat/ Using CATALINA_TMPDIR: /opt/tomcat//temp Using JRE_HOME: /usr Using CLASSPATH: /opt/tomcat//bin/bootstrap.jar:/opt/tomcat//bin/tomcat-juli.jar Tomcat started.
Open the browser and dive into http://< IP_address> :8080
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