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132 lines
3.8 KiB
ObjectPascal
132 lines
3.8 KiB
ObjectPascal
(*
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This file is part of libmicrohttpd
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Copyright (C) 2007, 2013 Christian Grothoff (and other contributing authors)
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*)
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(**
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* @file benchmark.pp (Original: benchmark.c)
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* @brief minimal code to benchmark MHD GET performance
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* @author Christian Grothoff / Silvio Clécio
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*)
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program benchmark;
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{$mode objfpc}{$H+}
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{$MACRO ON}
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{$IF DEFINED(CPU_COUNT) and (CPU_COUNT + 0) < 2}
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{$UNDEF CPU_COUNT}
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{$ENDIF}
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{$IF NOT DEFINED(CPU_COUNT)}
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{$DEFINE CPU_COUNT := 2}
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{$ENDIF}
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uses
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{$IFDEF MSWINDOWS}
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WinSock2,
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{$ELSE}
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BaseUnix, Unix,
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{$ENDIF}
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cmem, sysutils, cutils, libmicrohttpd;
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const
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PAGE: Pcchar = '<html><head><title>libmicrohttpd demo</title></head><body>libmicrohttpd demo</body></html>';
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SMALL = 1024 * 128;
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NUMBER_OF_THREADS = CPU_COUNT;
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var
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small_deltas: array[0..SMALL] of cuint;
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response: PMHD_Response;
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procedure completed_callback(cls: Pointer; connection: PMHD_Connection;
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con_cls: PPointer; toe: MHD_RequestTerminationCode); cdecl;
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var
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tv: ptimeval;
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tve: timeval;
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delta: cuint64;
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begin
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tv := con_cls^;
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if nil = tv then
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Exit;
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fpgettimeofday(@tve, nil);
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delta := 0;
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if tve.tv_usec >= tv^.tv_usec then
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delta += (tve.tv_sec - tv^.tv_sec) * 1000000 +
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(tve.tv_usec - tv^.tv_usec)
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else
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delta += (tve.tv_sec - tv^.tv_sec) * 1000000 -
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tv^.tv_usec + tve.tv_usec;
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if delta < SMALL then
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Inc(small_deltas[delta])
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else
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WriteLn(stdout, Format('D: %u 1', [delta]));
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Free(tv);
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end;
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function uri_logger_cb(cls: Pointer; uri: Pcchar): Pointer; cdecl;
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var
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tv: ptimeval;
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begin
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tv := Malloc(SizeOf(timeval));
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if nil <> tv then
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fpgettimeofday(tv, nil);
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Result := tv;
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end;
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function ahc_echo(cls: Pointer; connection: PMHD_Connection; url: Pcchar;
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method: Pcchar; version: Pcchar; upload_data: Pcchar;
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upload_data_size: Psize_t; ptr: PPointer): cint; cdecl;
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begin
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if 0 <> strcomp(method, 'GET') then
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Exit(MHD_NO);
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Result := MHD_queue_response(connection, MHD_HTTP_OK, response);
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end;
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var
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d: PMHD_Daemon;
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i: cuint;
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begin
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if argc <> 2 then
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begin
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WriteLn(argv[0] + ' PORT');
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Halt(1);
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end;
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response := MHD_create_response_from_buffer(Length(PAGE), Pointer(PAGE),
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MHD_RESPMEM_PERSISTENT);
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{$IF 0}
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MHD_add_response_header (response, MHD_HTTP_HEADER_CONNECTION, 'close');
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{$ENDIF}
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d := MHD_start_daemon(MHD_USE_SELECT_INTERNALLY or MHD_SUPPRESS_DATE_NO_CLOCK
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{$IFDEF EPOLL_SUPPORT}
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or MHD_USE_EPOLL_LINUX_ONLY or MHD_USE_EPOLL_TURBO
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{$ENDIF},
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StrToInt(argv[1]), nil, nil, @ahc_echo, nil,
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MHD_OPTION_CONNECTION_TIMEOUT, 120,
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MHD_OPTION_THREAD_POOL_SIZE, NUMBER_OF_THREADS,
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MHD_OPTION_URI_LOG_CALLBACK, @uri_logger_cb, nil,
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MHD_OPTION_NOTIFY_COMPLETED, @completed_callback, nil,
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MHD_OPTION_CONNECTION_LIMIT, 1000,
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MHD_OPTION_END);
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if d = nil then
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Halt(1);
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ReadLn;
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MHD_stop_daemon(d);
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MHD_destroy_response(response);
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for i := 0 to SMALL do
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if 0 <> small_deltas[i] then
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WriteLn(stdout, Format('D: %d %u', [i, small_deltas[i]]));
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end.
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