events { worker_connections 1024; }

http {

proxy_send_timeout 120; proxy_read_timeout 300; proxy_buffering off; keepalive_timeout 5 5; tcp_nodelay on;

disable any limits to avoid HTTP 413 for large image uploads

client_max_body_size 0;

server { listen *:80;

  location ~ ^/(v1|v2)/[^/]+/?[^/]+/blobs/ {
      if ($request_method ~* (POST|PUT|DELETE|PATCH|HEAD) ) {
          rewrite ^/(.*)$ /repository/docker-hosted/$1 last;
      }
      rewrite ^/(.*)$ /repository/docker-group/$1 last;
  }

  location ~ ^/(v1|v2)/ {
      if ($request_method ~* (POST|PUT|DELETE|PATCH) ) {
          rewrite ^/(.*)$ /repository/docker-hosted/$1 last;
      }
      rewrite ^/(.*)$ /repository/docker-group/$1 last;
  }

  location / {
      proxy_pass http://nexus.example.com:8081/;
      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 "http";
  }

} }