Docker compose port mapping

Question

I have a docker-compose yml file as in below

version: \'2\'
services:
  nodejs:
    build:
      context: .
      doc         


        

Answer 1

If you want to access redis from the host (127.0.0.1), you have to use the ports command.

redis:
  build:
    context: .
    dockerfile: Dockerfile-redis
    ports:
    - "6379:6379"