Jenkins Installation Process inside ubuntu

Without Docker

From https://pkg.jenkins.io/debian/

• sudo apt update (update your system)
• curl -fsSL https://pkg.jenkins.io/debian/jenkins.io.key | sudo tee \ /usr/share/keyrings/jenkins-keyring.asc > /dev/null
• echo deb [signed-by=/usr/share/keyrings/jenkins-keyring.asc] \ https://pkg.jenkins.io/debian binary/ | sudo tee \ /etc/apt/sources.list.d/jenkins.list > /dev/null
• sudo apt-get update
• sudo apt-get install fontconfig openjdk-11-jre (installing fontconfig and java sdk)
• java -version (checking java version)
• sudo apt-get install jenkins (installing jenkins)
• sudo systemctl enable jenkins (enabling jenkins)
• sudo systemctl start jenkins (starting jenkins)
• sudo systemctl status jenkins (checking jenkins status)

With Docker

• docker (check docker is installed or not)
• sudo apt install docker.io (if not type this)
• sudo docker pull jenkins/jenkins (pulling jenkins)
• sudo docker run -d -p 8080:8080 docker.io/jenkins/jenkins:latest
• sudo docker ps
• sudo systemctl status jenkins (most probably you will see status is enable)
• sudo chmod 666 /var/run/docker.sock
• docker exec {{container_id}} cat var/jenkins_home/secrets/initialAdminPassword (get the password)