Installing Passenger + Standalone on a Digital Ocean production server
for Node.js apps + generic installation through source tarball
On this page, we will install Passenger. After installing Passenger we can begin with deploying the app.
Table of contents
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Installation
Step 1: download and extract tarball
Download the latest Passenger source tarball.
Extract the tarball to some place permanent. Replace X.X.X with the Passenger version, and /somewhere-permanent
with the actual directory path that you want to extract to. /opt
is usually a good directory.
$ tar -xzvf passenger-X.X.X.tar.gz -C /somewhere-permanent
Step 2: install Ruby
Passenger supports multiple languages and its core is written in C++, but its installer and administration tools are written in Ruby, so you must install Ruby.
Even though Ruby is required, Ruby will normally not be loaded during normal operation unless you deploy a Ruby web application on Passenger. Passenger's dependency on Ruby is very minimal. See Lightweight Ruby dependency for details.
Debian, Ubuntu |
sudo apt-get update sudo apt-get install -y ruby rake |
---|---|
Red Hat, CentOS, Fedora, ScientificLinux, Amazon Linux |
Enable EPEL, then run as root:
yum install -y ruby rubygem-rake |
Arch Linux |
sudo pacman -S ruby |
macOS | No action needed. Ruby is installed by default. |
Other operating systems | Install Ruby from the Ruby website. |
Step 3: add Passenger to PATH
Add the Passenger bin
directory to your PATH, so that your shell can locate the Passenger commands.
Open your shell's system-wide startup file. If you're using bash, this is usually /etc/bashrc
or /etc/bash.bashrc
. Inside that file, add this to the end:
PATH=/somewhere-permanent/passenger-X.X.X/bin:$PATH export PATH
Again, replace X.X.X with the Passenger version, and /somewhere-permanent
with the actual directory path.
When you're done, restart all your shells so that your new PATH takes effect.
useradd
instead of adduser
for example.
Step 4: validate installation
After installation, please validate the install by running sudo passenger-config validate-install
. For example:
$ sudo passenger-config validate-install * Checking whether this Phusion Passenger install is in PATH... ✓ * Checking whether there are no other Phusion Passenger installations... ✓
All checks should pass. If any of the checks do not pass, please follow the suggestions on screen.
FAQ
Some of the dependent libraries are installed in non-standard locations. How do I allow the compiler to find them?
Please refer to Customizing the compilation process.
How do I pass additional flags to the compiler?
Please refer to Customizing the compilation process.
Next step
Now that you have installed Passenger, you are ready to deploy your Node.js application on the production server!