Install Redmine

Source : http://www.redmine.org/projects/redmine/wiki/RedmineInstall
Source : http://www.redmine.org/projects/redmine/wiki/HowTo_Install_Redmine_on_Ubuntu_step_by_step
Source : http://www.redmine.org/projects/redmine/wiki/Download
Source : https://www.phusionpassenger.com/library/config/apache/reference/#passengerruby

1 Dependance:

sudo apt-get install apache2 php5 mysql-server mysql-client phpmyadmin libmysqlclient-dev imagemagick libmagickwand-dev unzip git

after ruby installed :

sudo apt-get install libapache2-mod-passenger

2 Redmine :

sudo adduser redmine
sudo mkdir /opt/redmine
sudo chown redmine:redmine /opt/redmine
cd /opt/redmine
su redmine
wget http://www.redmine.org/releases/redmine-2.6.7.zip
unzip redmine-2.6.7.zip
mv redmine-2.6.7.zip redmine
cd redmine
cp config/database.yml.example config/database.yml
vi config/database.yml #Config de la BDD
gem install bundler
gem install rak
bundle install --without development test
bundle exec rake generate_secret_token
RAILS_ENV=production bundle exec rake db:migrate
RAILS_ENV=production REDMINE_LANG=fr bundle exec rake redmine:load_default_data

sudo vi /etc/apache2/mods-enabled/passenger.conf
  PassengerDefaultRuby /usr/local/rvm/wrappers/ruby-2.1.5/ruby
  PassengerDefaultUser www-data
  
sudo ln -s /opt/redmine/redmine/public /var/www/redmine