Install Apache Tomcat on Rocky Linux 9

This article will take you through how to install Apache Tomcat on Rocky Linux 9. The Apache Tomcat software is an open-source implementation of the Jakarta Servlet, Jakarta Server Pages, Jakarta Expression Language, Jakarta WebSocket, Jakarta Annotations and Jakarta Authentication specifications.

How to Install Apache Tomcat on Rocky Linux 9

  • Update your packages.
sudo dnf update
  • Next, install OpenJDK using the command below.
sudo dnf install -y java-17-openjdk

Sample output

Dependencies resolved.
 Package                  Arch   Version              Repo       Size
 java-17-openjdk          x86_64 1: appstream 237 k
Installing dependencies:
 copy-jdk-configs         noarch 4.0-3.el9            appstream  27 k
 java-17-openjdk-headless x86_64 1: appstream  40 M
 javapackages-filesystem  noarch 6.0.0-3.el9          appstream  12 k
 lksctp-tools             x86_64 1.0.19-1.el9         baseos     90 k
 lua                      x86_64 5.4.2-4.el9          appstream 186 k
 lua-posix                x86_64 35.0-8.el9           appstream 131 k
 mkfontscale              x86_64 1.2.1-3.el9          appstream  31 k
 ttmkfdir                 x86_64 3.0.9-65.el9         appstream  52 k
 tzdata-java              noarch 2022c-1.el9_0        appstream 150 k
 xorg-x11-fonts-Type1     noarch 7.5-33.el9           appstream 499 k

Transaction Summary
Install  11 Packages

Total download size: 41 M
Installed size: 191 M
Downloading Packages:
(1/11): javapackages-filesystem-6.0.0 3.9 kB/s |  12 kB     00:02    
(2/11): lksctp-tools-1.0.19-1.el9.x86  29 kB/s |  90 kB     00:03    
(3/11): 113 kB/s |  27 kB     00:00    
(4/11): lua-5.4.2-4.el9.x86_64.rpm    338 kB/s | 186 kB     00:00    
(5/11): lua-posix-35.0-8.el9.x86_64.r 124 kB/s | 131 kB     00:01    
(6/11): tzdata-java-2022c-1.el9_0.noa  88 kB/s | 150 kB     00:01    
(7/11): ttmkfdir-3.0.9-65.el9.x86_64.  23 kB/s |  52 kB     00:02    
(8/11): mkfontscale-1.2.1-3.el9.x86_6  20 kB/s |  31 kB     00:01    
(9/11): xorg-x11-fonts-Type1-7.5-33.e  62 kB/s | 499 kB     0

Download Apache Tomcat on Rocky Linux

sudo dnf install wget
  • After that, create a Tomcat directory inside the /opt directory.
sudo mkdir /opt/tomcat
  • Extract Apache Tomcat to the directory created.
sudo tar -xvf apache-tomcat-10.*.tar.gz -C /opt/tomcat --strip-components=1
  • Then create a Tomcat group using the following command.
sudo groupadd tomcat
  • Give the directory required permissions.
sudo chown -R tomcat: /opt/tomcat
  • Make the Tomcat script executable using the command below.
sudo sh -c 'chmod +x /opt/tomcat/bin/*.sh'

Apache Tomcat systemd service

  • Add Tomcat by creating the system service file.
sudo nano /etc/systemd/system/tomcat.service

Paste the code below into the created file above.

Description=Apache Tomcat Web Application Container



Environment='CATALINA_OPTS=-Xms512M -Xmx1G'



  • Next, reload the system daemon using the following command.
sudo systemctl daemon-reload
  • Enable Apache Tomcat to run on boot.
sudo systemctl enable tomcat
  • Then start Apache Tomcat using the command below.
sudo systemctl start tomcat
  • Confirm Tomcat is running using the following command.
systemctl status status tomcat

Sample output

● tomcat.service - Apache Tomcat Web Application Container
     Loaded: loaded (/etc/systemd/system/tomcat.service; enabled; vendor preset: disabled)
     Active: active (running) since Mon 2022-08-29 15:42:30 EAT; 54s ago
    Process: 103853 ExecStart=/opt/tomcat/bin/ (code=exited, status=0/SUCCESS)
   Main PID: 103860 (java)
      Tasks: 36 (limit: 23272)
     Memory: 85.6M
        CPU: 5.459s
     CGroup: /system.slice/tomcat.service
             └─103860 /usr/lib/jvm/jre/bin/java -Djava.util.logging.config.file=/opt/tomcat/conf/ -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.awt.headless=true -Dj>

Allow Apache Tomcat on your firewall

  • Add Tomcat default port which is 8080 to your firewall using the command below.
sudo firewall-cmd --add-port=8080/tcp --permanent
  • Reload your firewall.
sudo firewall-cmd --reload

Configure Apache Tomcat Web Interface

  • Open your tomcat configuration file.
sudo nano /opt/tomcat/conf/tomcat-users.xml
  • Under tomcat users add the content below. Save(ctrl+s) and close(ctrl+x) the file.
<role rolename="admin-gui"/>
  <user username="admin" password="YourStrongPassword" roles="admin-gui"/>
  <role rolename="manager-gui"/>
  <user username="admin" password="YourStrongPassword" roles="manager-gui"/>
  • After that let’s configure Tomcat to be accessible from the IP we want to.
sudo nano  /opt/tomcat/webapps/manager/META-INF/context.xml
  • In the file opened above, add your IP address. e.g.
<Valve className="org.apache.catalina.valves.RemoteAddrValve"
         allow="127\.\d+\.\d+\.\d+|::1|0:0:0:0:0:0:0:1|" />
  • Also, update the host manager.
sudo nano /opt/tomcat/webapps/host-manager/META-INF/context.xml
  • Then add the IP address.
<Valve className="org.apache.catalina.valves.RemoteAddrValve"
         allow="127\.\d+\.\d+\.\d+|::1|0:0:0:0:0:0:0:1|" />
  • Next, restart tomcat using the following command.
sudo systemctl restart tomcat

Access Tomcat Web

  • Open your web browser and enter your IP address followed by port 8080 e.g.
Install Apache Tomcat on Rocky Linux 9
Install Apache Tomcat on Rocky Linux 9
  • To access the host manager simply click on the manager app then enter the user name and password that you did set previously.
Install Apache Tomcat on Rocky Linux 9
Install Apache Tomcat on Rocky Linux 9
  • After successful authentication, you will be able to access the Host manager dashboard as shown below.
Install Apache Tomcat on Rocky Linux 9
Install Apache Tomcat on Rocky Linux 9
  • You have made it to the end of our article, we have gone through how to install Apache Tomcat on Rocky Linux 9.

Read more on Apache Tomcat Documentation

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System administrator | Software Developer | DevOps

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