Elastic Beanstalk

Elastic Beanstalk

• A service for deploying and scaling web applications and services
  • Can quickly deploy and manage applications in the AWS Cloud without having to learn about the infrastructure that runs those applications
  • Reduces management complexity without restricting choice or control
  • Automatically handles capacity provisioning, load balancing, scaling, application health monitoring, instance configuration
• Go, Java, .NET, Node.js, PHP, Python 및 Ruby에서 개발된 애플리케이션을 지원
• Builds the selected supported platform version and provisions one or more AWS resources, such as Amazon EC2 instances, to run your application
• Can interact with Elastic Beanstalk by using Elastic Beanstalk console, AWS CLI, eb, high-level CLI designed specifically for Elastic Beanstalk
• To use Elastic Beanstalk
  • create an application
  • upload application version in the form of an application source bundle
  • provide some information about the application
  • Then, Elastic Beanstalk automatically launches an environment and creates and configures the AWS resources needed to run the code
• After environment is launched
  • can manage environment and deploy new application versions

• After create and deploy application
  • information about the application (metrics, events, and environment status) is available throught Elastic Beanstalk console, APIs or Command Line Interfaces including the unified AWS CLI

Elastic Beanstalk Application

• a logical collection of Elastic Beanstalk components, including environments, versions and environment configurations
• In Elastic Beanstalk, an application is conceptually similar to a folder

Elastic Beanstalk Application version

• refers to a specific, labeled iteration of deployable code for a web application

Elastic Beanstalk Environment

• a collection of AWS resources running an application version
• runs only one application version at a time
  • but, you can run the same application version or different application versions in many environments simulatenously
• when you create an environment, Elastic Beanstalk provisions the resources needed to run the application version you specified

Elastic Beanstalk Environment Tier

• you have to choose an environment tier
• environment tier designates the type of application that the environment runs, and determines what resources Elastic Beanstalk provisions to suppor it
• An application that serves HTTP requests runs in a web server environment tier
• A backend environment that pulls tasks from an Amazon Simple Queue Service queue runs in a worker environment tier

Pricing

• no additional charge for Elastic Beanstalk
• pay only for the underlying AWS resources