What are some examples of Docker and Jenkins pipelines?

What are some examples of Docker and Jenkins pipelines?

Docker and Jenkins can be integrated to automate the build and deployment process. For example, you can create a Jenkins pipeline that builds a Docker image from your application code, runs tests in a Docker container, and then deploys the image to a Docker registry.

Can you show me a sample Jenkinsfile for a Docker pipeline?

Sure! Here's a simple Jenkinsfile example:

pipeline {
    agent any
    stages {
        stage('Build') {
            steps {
                script {
                    docker.build('my-app')
                }
            }
        }
        stage('Test') {
            steps {
                script {
                    docker.image('my-app').inside {
                        sh 'run-tests.sh'
                    }
                }
            }
        }
        stage('Deploy') {
            steps {
                script {
                    docker.image('my-app').push('latest')
                }
            }
        }
    }
}

What are the benefits of using Docker with Jenkins?

Using Docker with Jenkins allows for consistent environments, easier dependency management, and faster builds. It also simplifies the deployment process by packaging applications and their dependencies into containers.

Are there any best practices for setting up Docker and Jenkins?

Yes, some best practices include using multi-stage builds to reduce image size, keeping your Docker images up to date, and using environment variables for configuration to make your pipelines more flexible.