nexus-nginx.conf

server {
  listen *:80;
  server_name my.nexus.url;

  # and redirect to the non-www host (declared below)
  return 301 https://my.nexus.url$request_uri;
}
server {
  listen 443 ssl;
  server_name my.nexus.url;

  # allow large uploads of files
  client_max_body_size 500M; # used by nexus

  # optimize downloading files larger than 1G
  proxy_max_temp_file_size 2G; # used by nexus

  # ssl certificates config goes there

  location / {
    # Use IPv4 upstream address instead of DNS name to avoid attempts by nginx to use IPv6 DNS lookup
    proxy_pass http://127.0.0.1:8081/;
    proxy_set_header Host $host:$server_port;
    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;
  }
}