taher9990 / High-Available-Chat-Socket.io

Basic horizontally scalable chat app build with Node.js, Redis and Docker Swarm

A simple chat app that demonstrates horizontal scaling.

Setup

1. Build docker image using docker build -t ha-chat .
2. Deploy the stack to docker swarm using docker stack deploy -c docker-compose.yml chat
3. Scale chat instances using docker service scale chat_chat=X (where X is number of instances)