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Docker-Compose based Project build using ASP.NETcore CRUD operation web application and using Nginx as Loadbalancer

  • In This project we are using ASP.NETcore based web application to demonstrate the Docker compose Tool for multicontainer Management.
  • So what is docker compose? so , Docker compose is tool for defining and running multi-container Docker applications. with compose we use a yaml file to configure our application services.
  • Compose is work on all envirenment production , staging development, testing as well as workflow also.
  • The key feature's of docker compose :
    1. Have Multiple isolated environment on a single host .
    2. Preserve volume data when container are created .
    3. Only recreate's the container that have changed .
    4. Supports variables and moving a composition between environments.

Project setup-

  • First , clone this repository to your system.
  • I have coded the docker-compose file in .yaml format.
  • So type docker-compose Up command to start application.
  • In this project we are using flask based Wed API , Nginx server and redis as a backend server.

Use of Nginx server to enable scaling in docker compose

  • We are using nginx web servers as loadbalancer for scaling of our application.
  • For this task we have to setup a nginx.conf file.
  • After compliting the setup follow below command docker-compose scale web=5
  • Here web is name off a service and 5 number of containers to be scaled.
  • Here the Nginx act as proxy server to allow our application to scale.