Automagic nginx configuration and let's encrypt certificates

README.md

Automatic Let's Encrypt

From a night of researching and playing around with a simple node container and how to get a docker-compose.yml configuration to launch it behind an nginx proxy and get Let's Encrypt certificates.

Resources

• https://github.com/gilyes/docker-nginx-letsencrypt-sample
• http://jasonwilder.com/blog/2014/03/25/automated-nginx-reverse-proxy-for-docker/
• https://github.com/jwilder/nginx-proxy

docker-compose.yml

version: '2'
services:
  api:
    restart: always
    image: ryanhirsch/express-hello
    container_name: hello-api
    environment:
      - VIRTUAL_HOST=hello.hirsch.io
      - VIRTUAL_NETWORK=nginx-proxy
      - VIRTUAL_PORT=3000
      - LETSENCRYPT_HOST=hello.hirsch.io
      - [email protected]
  nginx:
    restart: always
    image: nginx
    container_name: nginx
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - "/etc/nginx/conf.d"
      - "/etc/nginx/vhost.d"
      - "/usr/share/nginx/html"
      - "./volumes/proxy/certs:/etc/nginx/certs:ro"
  nginx-gen:
    restart: always
    image: jwilder/docker-gen
    container_name: nginx-gen
    volumes:
      - "/var/run/docker.sock:/tmp/docker.sock:ro"
      - "./volumes/proxy/templates/nginx.tmpl:/etc/docker-gen/templates/nginx.tmpl:ro"
    volumes_from:
      - nginx
    entrypoint: /usr/local/bin/docker-gen -notify-sighup nginx -watch -wait 5s:30s /etc/docker-gen/templates/nginx.tmpl /etc/nginx/conf.d/default.conf

  letsencrypt-nginx-proxy-companion:
    restart: always
    image: jrcs/letsencrypt-nginx-proxy-companion
    container_name: letsencrypt-nginx-proxy-companion
    volumes_from:
      - nginx
    volumes:
      - "/var/run/docker.sock:/var/run/docker.sock:ro"
      - "./volumes/proxy/certs:/etc/nginx/certs:rw"
    environment:
      - NGINX_DOCKER_GEN_CONTAINER=nginx-gen