Redmine is an open-source project management software that provides features such as issue tracking, project management, and support for various version control systems. In this guide, we will walk through the steps to install Redmine on Rocky Linux 8.

Step 1: Update Your System

Start by ensuring your system is up to date:

sudo dnf update -y

Step 2: Install Required Dependencies

Install the necessary packages including Ruby, Node.js, and other dependencies:

sudo dnf install -y gcc-c++ make \
    mariadb-server mariadb-devel \
    git curl \
    ruby ruby-devel rubygems \
    nodejs npm

Step 3: Install Rails and Bundler

Install Rails and Bundler using gem:

gem install rails -v 6.1.4
gem install bundler

Step 4: Download Redmine

Download the latest version of Redmine:

wget http://www.redmine.org/releases/redmine-4.2.3.tar.gz

Extract the downloaded file:

tar -xvzf redmine-4.2.3.tar.gz
sudo mv redmine-4.2.3 /opt/redmine

Step 5: Configure the Database

Start the MariaDB service:

sudo systemctl start mariadb
sudo systemctl enable mariadb

Secure your MariaDB installation:

sudo mysql_secure_installation

Create a database and user for Redmine:

sudo mysql -u root -p

CREATE DATABASE redmine CHARACTER SET utf8mb4;
CREATE USER 'redmineuser'@'localhost' IDENTIFIED BY 'your_password';
GRANT ALL PRIVILEGES ON redmine.* TO 'redmineuser'@'localhost';
FLUSH PRIVILEGES;
EXIT;

Replace your_password with a strong password of your choice.

Step 6: Configure Redmine Database Connection

Edit the database configuration file:

sudo nano /opt/redmine/config/database.yml

Modify the file to include your database information:

production:
  adapter: mysql2
  database: redmine
  host: localhost
  username: redmineuser
  password: your_password
  encoding: utf8mb4

Step 7: Install Gems and Generate Session Store

Navigate to the Redmine directory and install the required gems:

cd /opt/redmine
bundle install --without development test

Generate the session store:

bundle exec rake generate_secret_token

Step 8: Migrate the Database

Run the database migrations:

RAILS_ENV=production bundle exec rake db:migrate

Step 9: Start the Redmine Server

You can start the Redmine server using the following command:

RAILS_ENV=production bundle exec rails server -b 0.0.0.0

Step 10: Configure Firewall

If you have a firewall enabled, allow traffic on the necessary ports:

sudo firewall-cmd --add-port=3000/tcp --permanent
sudo firewall-cmd --reload

Step 11: Access Redmine Web Interface

You can now access Redmine by navigating to:

http://your_server_ip:3000

Follow the on-screen instructions to complete the setup.

Conclusion

You have successfully installed Redmine on Rocky Linux 8. This powerful project management software will help you manage your projects effectively.

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