This git repository helps you get up and running quickly w/ a tomcat installation on OpenShift.

Create an account at https://openshift.redhat.com/ , don't forget to create a namespace and install client tools as well.

Create a DIY application

rhc app create -a tomcat -t diy-0.1

Grab this quickstart codes and make it working for you!

cd tomcat
git remote add upstream -m master git:https://github.com/openshift/openshift-tomcat-quickstart.git
git pull -s recursive -X theirs upstream master
git push

That's it, you can now checkout your tomcat at:

https://tomcat-$yournamespace.rhcloud.com

The default managing account is tomcat/openshift