Nginx proxy in docker

A very simple nginx reverse proxy with automatic letsencrypt certificates.
If you are looking for more featured proxy check here

Features

• Supports multiple hosts
• Proxying both http and https endpoints
• Minimal configuration with env variables
• Automated issue and renew for letsencrypt certificates

Usage

See docker compose example docker-compose.yml

version: '3'
services:
  nginx:
    image: lxshpk/nginx-proxy
    restart: unless-stopped
    ports:
      - "80:80"
      - "443:443"
    links:
      - service
    environment:
      NGINX_PROXY_PASS: |
        https://example.com -> http://service:8080
        https://sub.example.com -> http://service:8081
        http://external.example.com -> http://external.com

      NGINX_CUSTOM_CONFIG: |
        # you can write your custom config here
        # server_tokens off;

      CERTBOT_EMAIL: mail@example.com
      CERTBOT_ARGS: --dry-run

    # volumes:
    #   - "/var/lib/letsencrypt:/var/lib/letsencrypt"
    #   - "/etc/letsencrypt:/etc/letsencrypt"
    #   - "./custom.conf:/etc/nginx/conf.d/custom.conf

  service:
  image: ...
  ports:
    - "8080:8080"

When started docker container will request SSL certificates for example.com and sub.example.com or will fail to start if not successful. Domain external.example.com will be hosted with http.