Name
    ngx-limit-req2

Synopsis
    limit_req2_zone $uri zone=one:3m rate=100r/m;
    limit_req2_log_level error;

    location / {
        limit_req2 zone=one burst=10 block=3x3x20 nodelay;

        root html;
        index index.html;
    }

    ...


    location /set {
        limit_req2_block zone=one block_time=100 action=set $arg_u;
    }

    location /query {
        limit_req2_block zone=one  action=query $arg_u;
    }

    location /clear {
        limit_req2_block zone=one  action=clear $arg_u;
    }


Installation

    ./configure --prefix=/opt/nginx \
            --add-module=/path/to/ngx-limit-req2

    make -j2
    make install


Thanks: Nginx Team && Tengine Team