Read on Twitter- Docker host
- Docker engine
- Docker client
- Dockerfile
- Docker image
- Docker container
- Docker Compose
- Docker Registry
- Docker Swarm
Definitions Below
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Docker (Active) Host
A computer with Docker installed and the daemon running.
It can process Docker and non-Docker workloads.
A computer with Docker installed and the daemon running.
It can process Docker and non-Docker workloads.
Docker Engine
A Client-Server application. It has 3 components:
"daemon process": A server which is a type of long-running program.
"Rest API": to specify interfaces that programs can use to talk and interact with the daemon.
A Client-Server application. It has 3 components:
"daemon process": A server which is a type of long-running program.
"Rest API": to specify interfaces that programs can use to talk and interact with the daemon.
Docker Client
It sends commands to dockerd, using the Docker API.
It can communicate with multiple daemons.
It sends commands to dockerd, using the Docker API.
It can communicate with multiple daemons.
Dockerfile
It& #39;s a text document that contains all the commands a user could call on the command line to assemble an image.
It& #39;s a text document that contains all the commands a user could call on the command line to assemble an image.
Docker Image
It& #39;s a file, composed of multiple layers, often based on another image, that contains everything you need in to run your application
It& #39;s a file, composed of multiple layers, often based on another image, that contains everything you need in to run your application
Docker Container
It& #39;s a process, with some additional features, in order to keep it encapsulated and isolated, from the host machine and from other containers
It& #39;s a process, with some additional features, in order to keep it encapsulated and isolated, from the host machine and from other containers
Docker compose
It& #39;s a tool for defining and running multi-container Docker applications, called services.
You use a YAML file to configure the services, that can be created/started/stopped with a single command.
It works well in development, testing, and production.
It& #39;s a tool for defining and running multi-container Docker applications, called services.
You use a YAML file to configure the services, that can be created/started/stopped with a single command.
It works well in development, testing, and production.
Docker registry
It& #39;s a stateless server-side application to store Docker images. The images can be pulled or pushed.
It can be public/private.
Docker Hub is a public Docker registry.
It& #39;s a stateless server-side application to store Docker images. The images can be pulled or pushed.
It can be public/private.
Docker Hub is a public Docker registry.
Docker Swarm
It& #39;s a container orchestration tool.
It allows you to manage multiple containers deployed across multiple host machines (nodes).
It& #39;s a container orchestration tool.
It allows you to manage multiple containers deployed across multiple host machines (nodes).
