Top 30 dockerfile Commands with syntax and examples | docker tutorial | скачать в хорошем качестве

Top 30 dockerfile Commands with syntax and examples | docker tutorial |

In this tutorial, we'll walk you through creating a Dockerfile from scratch. Dockerfiles are essential for automating the deployment of applications in Docker containers. This step-by-step guide covers the basic Dockerfile commands and best practices to ensure your Docker image is built efficiently and securely. 📋 Steps Covered in this Tutorial: FROM: Specifies the base image to use. Example: FROM ubuntu:20.04 COPY: Copies files from your local filesystem to the Docker image. Example: COPY . /app RUN: Executes commands inside the Docker image during the build process. Example: RUN apt-get update && apt-get install -y python3 CMD: Provides the default command to run when a container starts. Example: CMD ["python3", "app.py"] EXPOSE: Defines the port number on which the container will listen for connections. Example: EXPOSE 80 ENTRYPOINT: Configures a container that will run as an executable. Example: ENTRYPOINT ["entrypoint.sh"] ENV: Sets environment variables in the Docker image. Example: ENV APP_ENV=production 🔗 Related Links: Official Docker Documentation Python Docker Images on Docker Hub GitHub Repository for the Sample Dockerfile 📌 Tags: Docker, Dockerfile, Docker Tutorial, Docker Commands, DevOps, Containerization ▬▬▬▬▬▬ Want to learn more? ▬▬▬▬▬▬ Full Terraform tutorial ► https://bit.ly/2GwK8V2 DevOps Tools, like Ansible ► https://bit.ly/3iASHuP Docker Tutorial ► https://bit.ly/3iAT9Jx AWS Tutorial ► https://bit.ly/30GFv1q GCP Tutorial ► https://bit.ly/3mwh412 Jenkins Tutorials ► https://bit.ly/3iHnfv4 Jenkins Pipeline ► https://bit.ly/30CJGLB Python ► https://bit.ly/3I7bewU Python in just 1 video ► https://bit.ly/3EeqGVy ▬▬▬▬▬▬ Free Udemy Courses ▬▬▬▬▬▬ AWS Solution Architect ► https://bit.ly/3nsL2lZ Terraform Tutorial ► https://bit.ly/3ix68w0 Ansible Tutorial ► https://bit.ly/3d8eFEl Jenkins Tutorial ► https://bit.ly/3ix6wdW ▬▬▬▬▬▬ Connect with me ▬▬▬▬▬▬ Our Website: https://s3cloudhub.com/ Youtube ► https://bit.ly/3zNqjBV Facebook ► https://bit.ly/3O7zCB7 Medium ► https://bit.ly/3b8uCO4 Demo Reference: ► https://github.com/easyawslearn Blog: ► https://w3cloudhub.blogspot.com/ Dev: ► https://dev.to/s3cloudhub