# user www-data;
pid /tmp/nginx.pid;
worker_processes auto;
daemon off;

events {
    worker_connections {{ env.Getenv "NGINX_EVENTS_WORKER_CONNECTIONS" "1024" }};
}

http {
    charset {{ env.Getenv "NGINX_CHARSET" "utf-8" }};

    # copies data between one FD and other from within the kernel
    # faster than read() + write()
    sendfile {{ env.Getenv "NGINX_SENDFILE" "on" }};

    # send headers in one piece, it is better than sending them one by one
    tcp_nopush {{ env.Getenv "NGINX_TCP_NOPUSH" "on" }};

    # don't buffer data sent, good for small data bursts in real time
    tcp_nodelay {{ env.Getenv "NGINX_TCP_NODELAY" "on" }};

    # allow the server to close connection on non responding client, this will free up memory
    reset_timedout_connection {{ env.Getenv "NGINX_RESET_TIMEDOUT_CONNECTION" "on" }};

    # hide server info for security
    server_tokens {{ env.Getenv "NGINX_SERVER_TOKENS" "off" }};

    log_not_found {{ env.Getenv "NGINX_LOG_NOT_FOUND" "off" }};
    types_hash_max_size 2048;

    # 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;

    # maximum body size
    client_max_body_size {{ env.Getenv "NGINX_CLIENT_MAX_BODY_SIZE" "16M" }};

    # maximum number and size of buffers for large headers to read from client request
    large_client_header_buffers 4 256k;

    # cache information about FDs, frequently accessed files
    open_file_cache max=200000 inactive=20s;
    open_file_cache_valid 60s;
    open_file_cache_min_uses 5;
    open_file_cache_errors off;

    # load configs
    include /etc/nginx/conf.d/*.conf;
}