How to Install Omeka S on NixOS Latest

Omeka S is a web-based platform that is designed to help users publish and share digital cultural heritage. NixOS is a Linux distribution that uses a modern deployment and configuration model based on declarative specifications. In this tutorial, we will go through the step-by-step process of installing Omeka S on NixOS Latest.

Prerequisites

Before we proceed with the installation, make sure you have the following:

• A Linux machine running NixOS Latest
• Superuser access or sudo privileges
• An active internet connection

Step 1: Install Nginx

Omeka S requires a web server to run. Nginx is a popular open-source web server that is easy to configure and optimize. To install Nginx on NixOS Latest, run the following command:

sudo nix-env -iA nixos.nginx

After the installation is complete, you can verify that Nginx is running by typing:

systemctl status nginx

Step 2: Install PHP

Omeka S is written in PHP, so you will need to install PHP and some PHP extensions to run it. To install PHP and the required extensions, run the following command:

sudo nix-env -iA nixos.php \
nixos.phpExtensions \
nixos.phpPackages

Step 3: Install MariaDB database server

Omeka S requires a database to store its data. MariaDB is a popular open-source relational database server that is compatible with MySQL. To install MariaDB on NixOS Latest, run the following command:

sudo nix-env -iA nixos.mariadb

After the installation is complete, you can enable and start the MariaDB service by typing:

sudo systemctl enable mariadb
sudo systemctl start mariadb

Step 4: Create a database and user for Omeka S

Next, you need to create a database and user for Omeka S to interact with the database. You can do this by following the steps below:

1. Log in to the MariaDB SQL shell by typing:

sudo mysql -u root -p

2. Enter your MariaDB root password when prompted.

3. Create a new database by typing:

CREATE DATABASE omekadb;

4. Create a new user by typing:

CREATE USER 'omekauser'@'localhost' IDENTIFIED BY 'password';

5. Grant the user access to the database by typing:

GRANT ALL PRIVILEGES ON omekadb.* TO 'omekauser'@'localhost';

6. Flush the privileges by typing:

FLUSH PRIVILEGES;

Exit the MariaDB shell by typing:

exit;

Step 5: Install Omeka S

To install Omeka S on NixOS Latest, follow the steps below:

1. Download the Omeka S installation package by typing:

wget https://github.com/omeka/omeka-s/releases/download/v3.1.2/omeka-s-3.1.2.zip

2. Unzip the package by typing:

unzip omeka-s-3.1.2.zip

3. Move the unzipped Omeka S directory to the Nginx webroot directory by typing:

sudo mv omeka-s /var/www/html/

4. Set the ownership and permission of the Omeka S directory by typing:

sudo chown -R nginx:nginx /var/www/html/omeka-s
sudo chmod -R 755 /var/www/html/omeka-s

Step 6: Configure Nginx for Omeka S

To configure Nginx for Omeka S, follow the steps below:

1. Open the Nginx configuration file by typing:

sudo vim /etc/nginx/nginx.conf

2. Add the following code block inside the http block to define a new server block for Omeka S:

server {
     listen 80;
     server_name YOUR_DOMAIN_NAME_OR_IP_ADDRESS_HERE;
     root /var/www/html/omeka-s;
     index index.php;
 
     location / {
         try_files $uri $uri/ /index.php?$args;
     }
 
     location ~ \.php$ {
         include fastcgi_params;
         fastcgi_pass unix:/run/php-fpm/php-fpm.sock;
         fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
         fastcgi_param PATH_INFO $fastcgi_path_info;
     }
 }

3. Replace YOUR_DOMAIN_NAME_OR_IP_ADDRESS_HERE with your own domain name or IP address.

4. Save and close the Nginx configuration file.

5. Restart Nginx by typing:

sudo systemctl restart nginx

Step 7: Complete the Omeka S installation

To complete the Omeka S installation, follow the steps below:

1. Open a web browser and navigate to http://YOUR_DOMAIN_NAME_OR_IP_ADDRESS_HERE/install/.

2. Follow the on-screen instructions to enter the necessary database and site configuration information.

3. Click the "Install" button to complete the installation process.

Congratulations! You have successfully installed Omeka S on NixOS Latest. You can now log in to the Omeka S admin dashboard and start adding content to your site.