Installing SonarQube on Ubuntu 20.04

SonarQube is an open-source platform used for continuous code quality inspection. It helps developers to detect bugs, vulnerabilities, and code smells in their codebase. SonarQube analyzes your codebase using static code analysis and provides detailed reports with actionable insights to improve the overall code quality.

Here are the steps to install SonarQube on Ubuntu 20.04:

sudo apt update
  sudo apt upgrade

sudo apt install openjdk-11-jdk

wget https://binaries.sonarsource.com/Distribution/sonarqube/sonarqube-9.1.0.47736.zip

sudo apt install unzip

unzip sonarqube-9.1.0.47736.zip

sudo mv sonarqube-9.1.0.47736 /opt/sonarqube

sudo adduser --system --no-create-home --group --disabled-login sonarqube

sudo chown -R sonarqube:sonarqube /opt/sonarqube

sudo nano /opt/sonarqube/conf/sonar.properties

sonar.jdbc.username=sonarqube

sonar.jdbc.password=strong_password

sudo nano /etc/systemd/system/sonarqube.service

[Unit]
  Description=SonarQube service
  After=network.target
  
  [Service]
  Type=simple
  User=sonarqube
  Group=sonarqube
  ExecStart=/opt/sonarqube/bin/linux-x86-64/sonar.sh start
  ExecStop=/opt/sonarqube/bin/linux-x86-64/sonar.sh stop
  ExecReload=/opt/sonarqube/bin/linux-x86-64/sonar.sh restart
  PIDFile=/opt/sonarqube/bin/linux-x86-64/./SonarQube.pid
  Restart=always
  
  [Install]
  WantedBy=multi-user.target

sudo systemctl daemon-reload
  sudo systemctl start sonarqube
  sudo systemctl enable sonarqube

Open your web browser and visit http://localhost:9000 to access the SonarQube web interface.

Use the default administrator credentials:

Follow the instructions provided in the SonarQube web interface to configure your projects and analyze your codebase.

1. Update the system packages:
2. Install the OpenJDK 11 package:
3. Download the SonarQube package:
4. Install the unzip utility:
5. Unzip the downloaded package:
6. Move the extracted folder to the /opt directory:
7. Create a new sonar user:
8. Change the ownership of the SonarQube directory:
9. Edit the SonarQube configuration file:
10. Uncomment the line starting with "sonar.jdbc.username" and set the username:
11. Uncomment the line starting with "sonar.jdbc.password" and set the password:
12. Save and close the file.
13. Create a new systemd service file for SonarQube:
14. Paste the following content into the file:
15. Save and close the file.
16. Reload systemd and start SonarQube service:
17. Access SonarQube web interface:
18. Log in to SonarQube:
    • Username: admin
    • Password: admin
19. Configure SonarQube and analyze your codebase:

Congratulations! You have successfully installed SonarQube on Ubuntu 20.04. Start improving your code quality by analyzing your projects with SonarQube.