Dies ist weit entfernt von einer sicheren DDoS-Abwehr, kann aber einige kleine DDoS verlangsamen. Diese Konfiguration ist für eine Testumgebung gedacht und Sie sollten Ihre eigenen Werte verwenden.
# limit the number of connections per single IP
limit_conn_zone $binary_remote_addr zone=conn_limit_per_ip:10m;
# limit the number of requests for a given session
limit_req_zone $binary_remote_addr zone=req_limit_per_ip:10m rate=5r/s;
# zone which we want to limit by upper values, we want limit whole server
server {
limit_conn conn_limit_per_ip 10;
limit_req zone=req_limit_per_ip burst=10 nodelay;
}
# if the request body size is more than the buffer size, then the entire (or partial)
# request body is written into a temporary file
client_body_buffer_size 128k;
# buffer size for reading client request header -- for testing environment
client_header_buffer_size 3m;
# maximum number and size of buffers for large headers to read from client request
large_client_header_buffers 4 256k;
# read timeout for the request body from client -- for testing environment
client_body_timeout 3m;
# how long to wait for the client to send a request header -- for testing environment
client_header_timeout 3m;
