🚀 #𝗗𝗮𝘆𝟮𝟯 - Jenkins Freestyle Project for DevOps Engineers | #𝟵𝟬𝗗𝗮𝘆𝘀𝗢𝗳𝗗𝗲𝘃𝗢𝗽𝘀

Completing Tasks with Jenkins and Docker Integration 🚀

Here’s a step-by-step guide to complete the above tasks and integrate Jenkins with Docker for building and running containers efficiently.

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Task 1: Build and Run a Docker Container in a Jenkins Freestyle Project

Step 1: Create a Jenkins Agent

• Install and configure a Jenkins agent on the system where Docker is installed.

• Make sure Docker is accessible by the Jenkins user.

Step 2: Create a Freestyle Project

1. Open Jenkins and click on "New Item".

2. Enter the project name (e.g., "Docker-Build-Run") and select Freestyle Project.

3. Click OK to create the project.

Step 3: Configure Build Steps

• Step 1: Build the Docker Image
  In the Build section, add an "Execute Shell" build step with the following command:

    docker build -t your-app-image:latest .
  

• Step 2: Run the Docker Container
  Add another "Execute Shell" build step with the following command:

    docker run -d --name your-app-container -p 8080:8080 your-app-image:latest
  

Step 4: Save and Test the Pipeline

• Save the project and click Build Now to test.

• Jenkins will now:

  1. Build the Docker image for your app.

  2. Run the container using the image created.

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Task 2: Automating docker-compose Commands in Jenkins

Step 1: Create a Freestyle Project for Docker Compose

1. In Jenkins, click "New Item".

2. Enter the project name (e.g., "Docker-Compose-Project") and select Freestyle Project.

3. Click OK to create the project.

Step 2: Configure Build Steps

• Step 1: Run docker-compose up
  In the Build section, add an "Execute Shell" build step with:

    docker-compose up -d
  

• Step 2: Cleanup with docker-compose down
  Add a post-build action or another "Execute Shell" step for cleanup:

    docker-compose down
  

Step 3: Save and Test

• Save the project and click Build Now to test.

• Jenkins will now:

  1. Start multiple containers using docker-compose up.

  2. Stop and remove them using docker-compose down.

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What You’ll Achieve

1. Automated Docker image builds and container deployment via Jenkins.

2. Streamlined multi-container app deployment using Docker Compose.

3. Improved DevOps workflow with less manual intervention.