Understanding Elastic Beanstalk

• AWS Elastic Beanstalk is an orchestration service that can deploy applications & also orchestrate number of AWS Services such as
  • EC2 instances
  • S3 buckets
  • CloudWatch
  • SNS
  • ELB
  • Autoscaling
• AWS Elastic Beanstalk support web applications written in
  • Java
  • PHP
  • .net
  • Nodejs
  • Python
  • Ruby
  • Go
  • Docker
• It Supports Web Servers such as
  • Apache
  • Nginx
  • Passenger
  • IIS
• AWS Elastic Beanstalk has no charges. You will be charged for the resources like ec2 instances, s3 buckets etc created as part of Elastic BeanStalk
• Elastic Beanstalk Components:
  • Application:
    • Is logical collection of Elastic Beanstalk Components, includes environment, versions and environment
  • Application version:
    • This refers to specific source code version of web application. Application versions point to s3 bucket objects.
  • Environment: Two types of environments
    • Web Server Env: This listens to http(s) and processes the request
    • Worker Env: They process background tasks that listens to message on SQS (Simple Queue Server)
• Environment Configuration:
• Configuration template.
• Experiment: Create a tomcat based elastic beanstalk application
• Now lets try to deploy a new application from here
• Now navigate to application versions
• Switching between application versions is simple.

Elastic Beanstalk Environment tier

• Lets look at environment configuration of the above example b4 we look at tiers