Install Apache tomcat 9 on centos7

Apache Tomcat is a open source web server. It provide required java web server platform for running java code.

1. first update cantos
#yum -y update

2. Java package default available in cantos 7 repositories for the installation of java on cantos
# yum install java-1.8.0

3. for the check version of java
#Java -version

4. Now open local folder
# cd /usr/local

5. Now download tomcat 9

https://tomcat.apache.org/download-90.cgi

#wget http://mirrors.estointernet.in/apache/tomcat/tomcat-9/v9.0.22/bin/apache-tomcat-9.0.22.tar.gz

5. Run the tar command for extract tomcat file

#tar -xvf apache-tomcat-9.0.22.tar.gz

6. Now configure catalina _home using mention command

#echo "export CATALINA_HOME="/usr/local/tomcat9"" >> ~/.bashrc

#source ~/.bashrc

7. Now we are start the service on tomcat

#cd /usr/local/tomcat9/bin

#ls

# ./startup.sh

8. Now open your server tomcat page using port 8080. tomcat default port is 8080

http://10.*.*.*:8080/

9. By default you have access default Tomcat page, to access admin, Server Status, Manager App and Host Manager. You need to configure user accounts for admins and managers.

#vi /usr/local/tomcat9/conf/tomcat-users.xml

10. Add mention details in tomcat-users.xml

<role rolename="manager-gui"/>
<role rolename="admin-gui"/>
<role rolename="manager-script"/>
<user username="admin" password="admin@123" roles="manager-gui,admin-gui,manager-script"/>

11. Now shutdown and start the server of tomcat

#./shutdown.sh

# ./startup.sh

12. After start the service open Apache link http://10.*.*.*:8080/ in browser and click on manager app and type user and password which you set in tomcat-users.xml file