DYU Comments is a simple, user-friendly comments system that can be easily installed on NixOS Latest. This tutorial will guide you step-by-step through the process of installing DYU Comments on your NixOS Latest system, using the source code from GitHub.
Before you begin, make sure that you have:
git
installed on your system - this is required to clone the repositorynano
or vim
Open a terminal window on your NixOS Latest system.
Clone the DYU Comments repository from GitHub by running the following command:
git clone https://github.com/dyu/comments.git
Change to the comments
directory and copy the default.config
file to a new file called config
:
cd comments
cp default.config config
Open the config
file in your text editor and set the following variables to your desired values:
app_title
- the title of your comments appapp_url
- the URL of your comments app (ex: http://example.com/comments
)secure_key
- a secure key used to encrypt cookies and sessionsserver_address
- the IP address of your server (ex: 127.0.0.1
)server_port
- the port number your server should listen on (ex: 8080
)database_type
- the type of database you will use (only sqlite
and postgres
are currently supported)database_host
- the hostname of your database server (ex: localhost
)database_port
- the port number for your database server (ex: 5432
)database_name
- the name of the database you will use for comments storagedatabase_user
- the username of the user who will access the database you createddatabase_password
- the password for the user who will access the database you createdCreate a new directory called data
in the comments
directory:
mkdir data
If you are using Postgres as your database type, create the database and user with the following commands:
CREATE USER <database_user> WITH CREATEDB PASSWORD '<database_password>';
CREATE DATABASE <database_name> OWNER <database_user>;
Install the nodejs
package using nix-env
:
nix-env -i nodejs
Install the required Node.js packages by running the following command:
npm install
Start the DYU Comments app by running the following command:
npm start
The comments app should now be running and available for use. You can access it by visiting the app_url
you specified in your config
file.
In this tutorial, you learned how to install DYU Comments on your NixOS Latest system using the source code from GitHub. Using this simple comments system, you can easily add comments functionality to your website or blog.
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