How to Install Lavagna on Elementary OS

Lavagna is a web-based collaboration and communication tool that allows teams to work together efficiently. This tutorial will guide you through the process of installing Lavagna on Elementary OS.

Prerequisites

Before proceeding with the installation, make sure your system is up-to-date by running the following command:

sudo apt-get update && sudo apt-get upgrade

Step 1: Install Required Dependencies

To install Lavagna, you need to have several dependencies installed on your system. Use the following command to install them:

sudo apt-get install git build-essential nginx nodejs npm postgresql postgresql-contrib

Step 2: Install Ruby

Lavagna is written in Ruby, so you need to install it on your system. Run the following command to install Ruby:

sudo apt-get install ruby-full

Step 3: Clone the Lavagna repository

Next, clone the Lavagna repository to your local machine using the following command:

git clone https://github.com/dessibelle/lavagna.git

Step 4: Install Lavagna

Change into the Lavagna directory and run the following commands to install Lavagna:

cd lavagna
sudo gem install bundler
sudo bundle install

Step 5: Configure database

Create a new PostgreSQL database and a new user for Lavagna with the following commands:

sudo su postgres
psql
CREATE DATABASE lavagna;
CREATE USER lavagnauser WITH ENCRYPTED PASSWORD 'password';
GRANT ALL PRIVILEGES ON DATABASE lavagna TO lavagnauser;
\q
exit

Step 6: Configure Lavagna

Copy the example configuration file and make necessary changes.

cp config/config.yml.example config/config.yml

Update the following fields with your own values:

database:
  adapter: postgresql
  database: lavagna
  encoding: utf8
  username: lavagnauser
  password: password

Step 7: Start Lavagna

sudo rails server -d

Step 8: Configure Nginx

Change into the /etc/nginx/sites-available directory.

cd /etc/nginx/sites-available

Create a new file named lavagna and paste the following contents:

upstream lavagna {
  server 127.0.0.1:3000;
}

server {
  listen 80;
  server_name your.domain.name;

  root /home/user/lavagna/public;

  try_files $uri/index.html $uri @lavagna;

  location @lavagna {
    proxy_pass http://lavagna;
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
  }

  error_page 404 /404.html;
  error_page 500 502 503 504 /500.html;

}

Replace your.domain.name with your own domain name.

Create a symbolic link to the /etc/nginx/sites-enabled directory.

sudo ln -s /etc/nginx/sites-available/lavagna /etc/nginx/sites-enabled/

Restart the Nginx service to apply changes.

sudo service nginx restart

Conclusion

That's it. Now you have successfully installed Lavagna on your Elementary OS. You can access the Lavagna web interface by opening a web browser and navigating to http://your.domain.name. Enjoy using Lavagna!