Java and Tomcat Setup for Jenkins
Since Jenkins is written in Java. Therefore, Java must be installed on your system. To download and install the Java, go to our previous chapter of this tutorial.
Now, to set up the Java_Home environment variable on Windows click here.
Once the java has been installed properly on your system and Java environment variable has been set, then you can verify it by using the following commands:
The following output should come:
The official website to download the tomcat is http://tomcat.apache.org/.
When you click the given link, you will get the home page of the official tomcat website as given below:
Go to the link https://tomcat.apache.org/download-90.cgi to download the latest version of tomcat.
Go to the "Binary Distributions" section and download the file according to your platform. Here I am using 64-bit Windows zip for my 64-bit Windows operating system.
Unzip the contents of the downloaded zip file.
Jenkins and Tomcat Setup
Copy the downloaded Jenkins.war file (downloaded from the previous section) and copy it to the webapps folder of the tomcat directory.
Now open the command prompt. From the command prompt, browse to the directory where the tomcat is located. Then, go to the bin directory of this tomcat folder and run the startup.bat file.
When you run the above command then following output will come:
And two more windows will open. i.e., "Tomcat" window and "Windows Security Alert" window. Click on Allow access button in Windows Security Alert Window.
Once the processing is completed, the following line will come in the output of the Tomcat Window:
Now, open the browser and go the link: http://localhost:8080/jenkins. The following page will open:
The setup of Jenkins with Tomcat is successfully done.