在Ubuntu 16/Apache 2.4上安装Phusion Passenger (Setting up Phusion Passenger with Apache 2.4 on Ubuntu)

安装Apache 2 (Install Apache 2)

sudo apt-get install apache2
sudo a2enmod headers
sudo a2enmod expires

配置Apache SSL (Configure Apache SSL)

sudo a2enmod ssl
sudo a2ensite default-ssl.conf
sudo mkdir /etc/apache2/ssl
sudo openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /etc/apache2/ssl/apache.key -out /etc/apache2/ssl/apache.crt

安装Phusion Passenger (Install Phusion Passenger)

gem install passenger
passenger-install-apache2-module

按照屏幕提示进行安装, 安装完毕后的apache2.conf文件内容如下 (Follow on screen instructions, so the apache configuration file /etc/apache2/apache2.conf looks like:)

LoadModule passenger_module /home/yuxi/.rbenv/versions/2.3.1/lib/ruby/gems/2.3.0/gems/passenger-5.1.5/buildout/apache2/mod_passenger.so
<IfModule mod_passenger.c>
     PassengerRoot /home/yuxi/.rbenv/versions/2.3.1/lib/ruby/gems/2.3.0/gems/passenger-5.1.5
     PassengerDefaultRuby /home/yuxi/.rbenv/versions/2.3.1/bin/ruby
</IfModule>

在Apache中配置Rails应用 (Configure Rails application in Apache 2.x)

Edit /etc/apache2/sites-enabled/default-ssl.conf:

<IfModule mod_ssl.c>
  <VirtualHost _default_:443>
    ServerAdmin [email protected]
    ServerName localhost

    SSLEngine on
    SSLCertificateFile /etc/apache2/ssl/apache.crt
    SSLCertificateKeyFile /etc/apache2/ssl/apache.key

    RailsEnv production
    RailsBaseURI /

    Alias / /home/yuxi/rails_app/public
    <Location />
      PassengerBaseURI /
      PassengerAppRoot /home/yuxi/rails_app
    </Location>
    <Directory /home/yuxi/rails_app/public>
      Require all granted
      AllowOverride None
      Options -MultiViews +FollowSymLinks
      Require all granted
    </Directory>

    <Location /assets/>
      Require all granted
      Header unset ETag
      FileETag None
      ExpiresActive On
      ExpiresDefault "access plus 1 year"
    </Location>
  </VirtualHost>
</IfModule>

Rails应用程序的配置 (Configurations within Rails application)

为producion模式生成静态资源 (Generate assets for production):

rake assets:precompile RAILS_ENV=production

编辑文件并确保以下内容。(Edit config/environments/production.rb, make sure):

config.public_file_server.enabled = true