Add Java to CageFS

Sean Malen

Introduction

This article provides details on how to add Tomcat to CageFS.

Add the tzdata-java RPM to CageFS:
```
cagefsctl --addrpm tzdata-java
```
On CloudLinux 8.0 or above, you must also add the java RPM to CageFS:
```
cagefsctl --addrpm java-1.8.0-openjdk
```
Create a file at /etc/cagefs/conf.d/java.cfg with the following configured within it:
```
[java-custom] 
comment=Java-custom 
paths=/usr/bin/java, /etc/alternatives/java
```
Update the CageFS skeleton and remount all by running the following commands:
```
cagefsctl --force-update; cagefsctl --remount-all
```