Passenger is an open source web application server for Ruby. It handles HTTP requests, manages processes and resources, and enables administration, monitoring and problem diagnosis. Passenger is very easy to use, makes deploying in production much easier and is scalable.
Install Ruby
command curl -sSL https://rvm.io/mpapis.asc | gpg2 --import - curl -L get.rvm.io | bash -s stable source /etc/profile.d/rvm.sh rvm install 2.5.1
Install Passenger
gem install passenger
Export required Apache Paths
export APXS2=/usr/local/apache/bin/apxs export APR_CONFIG=/usr/bin/apr-1-config
Install Passenger for Apache
passenger-install-apache2-module
Load Passenger Module in Apache. Copy paste all lines not one by one
cat > /usr/local/apache/conf.d/mod_passenger.conf << "EOF" LoadModule passenger_module /usr/local/rvm/gems/ruby-2.5.1/gems/passenger-5.3.4/buildout/apache2/mod_passenger.so <IfModule mod_passenger.c> PassengerRoot /usr/local/rvm/gems/ruby-2.5.1/gems/passenger-5.3.4 PassengerDefaultRuby /usr/local/rvm/gems/ruby-2.5.1/wrappers/ruby </IfModule> EOF
Restart Apache
service httpd restart
Check If Passenger is Loaded
/usr/local/apache/bin/httpd -M | grep passenger
