/example-voting-app

Example App

Primary LanguageC#Apache License 2.0Apache-2.0

Example Voting App

A simple distributed application running across multiple Docker containers.

Getting started

Download Docker Desktop for Mac or Windows. Docker Compose will be automatically installed. On Linux, make sure you have the latest version of Compose.

Linux Containers

The Linux stack uses Python, Node.js, .NET Core (or optionally Java), with Redis for messaging and Postgres for storage.

Architecture

Architecture diagram

  • A front-end web app in Python or ASP.NET Core which lets you vote between two options

    Docker Image: dockersamples/examplevotingapp_vote:before

  • A Redis or NATS queue which collects new votes

    Docker Image: redis

  • A .NET Core, Java or .NET Core 2.1 worker which consumes votes and stores them in…

    Docker Image: dockersamples/examplevotingapp_worker

  • A Postgres or TiDB database backed by a Docker volume

    Docker Image: postgres

  • A Node.js or ASP.NET Core SignalR webapp which shows the results of the voting in real time

    Docker Image: dockersamples/examplevotingapp_result:before

Note

The voting application only accepts one vote per client. It does not register votes if a vote has already been submitted from a client.