Frist sign in on or sign up new one its free with 1GB storage.

if existing member openshift know for start, using rhc setup

Creating new app

rhc app create redmine ruby-2.0 mysql-5.5

Sign SSH

rhc ssh redmine

Change directory website root index

cd ~/app-root/runtime/repo

Get redmine stable releases. Learn more

3-stable version

wget --no-check-certificate; tar --strip-components=1 -xf *.tar.gz; rm *.tar.gz

2-stable version

wget --no-check-certificate; tar --strip-components=1 -xf *.tar.gz; rm *.tar.gz

Configure config/database.yml

wget --no-check-certificate -O config/database.yml

Bundle the gem

gem install bundler --no-ri --no-rdoc
bundle install --no-deployment

Next installing redmine

Session store secret generation

bundle exec rake generate_secret_token

Database schema objects creation

RAILS_ENV=production rake db:migrate

Database default data set. Learn more

RAILS_ENV=production REDMINE_LANG=en bundle exec rake redmine:load_default_data
File system permissions Learn more

Logging into the application

Use default administrator account to log in:

login: admin
password: admin

You can go to Administration menu and choose Settings to modify most of the application settings.

For learn more visit redmine wiki

Adding alias for example

rhc alias add redmine