3-tier-python

3-tier-python is a demo for a 3 tier architecture project in docker

What is it?

A simple example of a three tier (actually it's only two, a LB isn't really a front end BUT in this example it is) architecture.

Apps count their view pages, as well as a total (recorded in REDIS).

Topology

               Load balancer
                    +
                    |
       +--------------------------+
       v            v             v
     APP1          APP2          APP3
       +            +             +
       +--------------------------+
                    |
                    v
                   REDIS

Usage

docker-compose up -d --scale app=3