Nginx configuration for aws beanstalk, enables gzip, sets up node proxy

nginx_config_beanstalk.yaml

# All nginx configurations can go here
files:
# This creates a file at the address below on the beanstalk instance
  /etc/nginx/conf.d/proxy.conf:
    mode: "000644"
    owner: root
    group: root
    content: |
      upstream nodejs {
        server 127.0.0.1:8081;
        keepalive 256;
      }

      # 8080 set by AWS
      server {
        listen 8080;

        # maximum file size for image uploads
        client_max_body_size 10M;

        # internal log handling by AWS
        if ($time_iso8601 ~ "^(\d{4})-(\d{2})-(\d{2})T(\d{2})") {
            set $year $1;
            set $month $2;
            set $day $3;
            set $hour $4;
        }
        access_log /var/log/nginx/healthd/application.log.$year-$month-$day-$hour healthd;
        access_log  /var/log/nginx/access.log  main;

        # path to static files
        root /var/app/current/dist/client;

        # First match requests to files, if not found forward it to nodejs
        location / {
          try_files $uri $uri/ @backend;
        }

        location @backend {
            proxy_pass  http://nodejs;
            proxy_set_header   Connection "";
            proxy_http_version 1.1;
            proxy_set_header        Host            $host;
            proxy_set_header        X-Real-IP       $remote_addr;
            proxy_set_header        X-Forwarded-For $proxy_add_x_forwarded_for;
        }

        # Enabling compression
        gzip on;
        gzip_comp_level 4;
        gzip_types text/plain text/css application/json application/x-javascript application/javascript text/xml application/xml application/xml+rss text/javascript;

      }

option_settings:
  - option_name: NPM_CONFIG_PRODUCTION
    value: true
    option_name: NodeCommand
    value: "npm start"

container_commands:
 # remove the default nginx config files from beanstalk
 removeconfig:
    command: "rm -f /tmp/deployment/config/#etc#nginx#conf.d#00_elastic_beanstalk_proxy.conf /etc/nginx/conf.d/00_elastic_beanstalk_proxy.conf"