Docker Image

version: "3.8"
services:
  nginx:
    container_name: lunas-nginx
    image: nginx:stable-alpine-perl
    env_file:
      - .env
    ports:
      - 80:80
    expose:
      - 80
    restart: unless-stopped
    mem_reservation: "100M"
    mem_limit: "500M"
    networks:
    ...
    volumes:
      - ./templates:/etc/nginx/templates
      - ./index.html:/var/www/html/index.html
networks:
...

# This is a template for Nginx configuration gateway
upstream lunas-auth-api {
  server ${LUNAS_AUTH_API}; # This is the URL of the auth service. eg: http://lunas-auth-api:3000
}
 
upstream lunas-ecommerce-api {
  server ${LUNAS_ECOMMERCE_API}; # This is the URL of the ecommerce service. eg: http://lunas-ecommerce-api:3000
}
upstream lunas-order-api {
  server ${LUNAS_ORDER_API}; #  This is the URL of the order service. eg: http://lunas-order-api:3000
}
 
 
server {
  listen ${PORT}; # This is the port of the Nginx server for IPv4
  listen [::]:${PORT}; # This is the port of the Nginx server for IPv6
 
  server_name ${LUNAS_API_DOMAIN};
 
  location / {
 
    # Handle OPTIONS method (CORS preflight requests)
    if ($request_method = OPTIONS) {
      return 204;
    }
 
    #proxy_pass http://lunas-auth-api;
 
    #proxy_set_header Host $host;
    #proxy_set_header X-Real-IP $remote_addr;
    #proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    #proxy_set_header X-Forwarded-Proto $scheme;
 
    # Routing to specific services based on the URL
    location ~ ^/auth/(.*) {
      set $auth_api $1;
      # Proxy pass use the variable $auth_api to pass the URL to the auth service
      # The URL will be http://lunas-auth-api/$auth_api where $auth_api is the URL after /auth/
      proxy_pass http://lunas-auth-api/$auth_api;
 
      proxy_set_header Host $host;
      proxy_set_header X-Real-IP $remote_addr;
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header X-Forwarded-Proto $scheme;
    }
 
    location ~ ^/ecommerce/(.*) {
      set $user_api $1;
      proxy_pass http://lunas-ecommerce-api/$user_api;
 
      proxy_set_header Host $host;
      proxy_set_header X-Real-IP $remote_addr;
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header X-Forwarded-Proto $scheme;
    }
 
    location ~ ^/order/(.*) {
      set $cms_api $1;
      proxy_pass http://lunas-order-api/$cms_api;
 
      proxy_set_header Host $host;
      proxy_set_header X-Real-IP $remote_addr;
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header X-Forwarded-Proto $scheme;
    }
  }
}