Docker Commands With Examples | Docker Tutorial | DevOps Tutorial | Docker Training | Edureka
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The document provides an overview of basic and advanced Docker commands, detailing their functionalities for managing Docker images and containers. Key commands include 'docker pull' for fetching images, 'docker run' for executing containers, and 'docker compose' for managing multi-container applications. It also touches on Docker Swarm for container orchestration and networking.
Docker Commands With Examples | Docker Tutorial | DevOps Tutorial | Docker Training | Edureka
- 1. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Agenda
- 2. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Most Used Docker Commands docker --version docker --help docker pull docker run docker build docker login docker push docker ps docker images docker stop docker kill docker rm docker rmi docker exec docker commit docker import docker export docker container docker compose docker swarm docker service
- 3. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker --version This command returns the version of Docker which is installed
- 4. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker --help This command returns a list of commands available in Docker along with the possible flags (options)
- 5. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker pull This command pulls a new Docker image from the Docker Hub $ docker pull ubuntu
- 6. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker images This command lists down all the images in your local repo $ docker images
- 7. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker run This command executes a Docker image on your local repo & creates a running Container out of it $ docker run ubuntu
- 8. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker build This command is used to compile the Dockerfile, for building custom Docker images based on the $ docker build –t MyUbuntuImage .
- 9. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker container This command is used to perform various operations on the container. Refer to www.docs.docker.com for more info. $ docker container logs $ docker container kill $ docker container rm $ docker container run $ docker container start And so on..
- 10. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker login This command is used to Login to Docker Hub repo from the CLI $ docker login
- 11. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker push This command pushes a Docker image on your local repo to the Docker Hub $ docker push vardhanns/MyUbuntuImage
- 12. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker ps This command lists all the running containers in the host If ‘–a’ flag is specified, shutdown containers are also displayed $ docker ps $ docker ps -a
- 13. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker stop This command shuts down the container whose Container ID is specified in arguments. Container is shut down gracefully by waiting for other dependencies to shut $ docker stop fe6e370a1c9c
- 14. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker kill This command kills the container by stopping its execution immediately. Its similar to force kill $ docker kill fe6e370a1c9c
- 15. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker rm This command removes the container whose Container ID is specified in arguments $ docker rm fe6e370a1c9c
- 16. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker rmi This command removes the image whose name has been specified in arguments $ docker rmi MyUbuntuImage
- 17. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker exec This command is used to access an already running container and perform operations inside the container $ docker exec -it fe6e370a1c9c bash
- 18. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker commit This command creates a new image of an edited container on the local repo $ docker commit fe6e370a1c9c vardhanns/MyModifiedImage
- 19. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker export This command is used to export a Docker image into a tar file in your local system $ docker export --output=“latest.tar” mycontainer
- 20. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Basic Docker Commands docker import This command is used to import the contents of a tar file (usually a Docker image) into your local repo $ docker import /home/edureka/Downloads/demo.tgz
- 21. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Advanced Docker Commands docker compose This command is used to power multi-container applications where various services will be hosted inside different containers $ docker-compose build $ docker-compose up Note: This command is executed in the directory where YAML file is present for building the Compose.
- 22. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Advanced Docker Commands docker swarm This command creates a network of Docker engines/ hosts to execute containers in parallel (for scaling up & high availability) $ docker swarm init --advertise-addr 192.168.1.100 $ docker swarm join $ docker swarm join-token $ docker swarm leave And so on.. Docker Manager
- 23. Copyright © 2017, edureka and/or its affiliates. All rights reserved. Advanced Docker Commands docker service This command is used to control any existing Docker service (Containers/Compose/Swarm/Others.. $ docker service ls $ docker service ps $ docker service scale $ docker service stop And so on.. $ docker service logs $ docker service rm
- 24. WebDriver vs. IDE vs. RC ➢ Data Warehouse is like a relational database designed for analytical needs. ➢ It functions on the basis of OLAP (Online Analytical Processing). ➢ It is a central location where consolidated data from multiple locations (databases) are stored.