VirtualBox

source: vbox/trunk/src/VBox/ValidationKit/testmanager/debug/cgiprofiling.py@ 86996

Last change on this file since 86996 was 82968, checked in by vboxsync, 5 years ago

Copyright year updates by scm.

  • Property svn:eol-style set to LF
  • Property svn:executable set to *
  • Property svn:keywords set to Author Date Id Revision
File size: 2.1 KB
Line 
1#!/usr/bin/env python
2# -*- coding: utf-8 -*-
3# $Id: cgiprofiling.py 82968 2020-02-04 10:35:17Z vboxsync $
4
5"""
6Debug - CGI Profiling.
7"""
8
9__copyright__ = \
10"""
11Copyright (C) 2012-2020 Oracle Corporation
12
13This file is part of VirtualBox Open Source Edition (OSE), as
14available from http://www.virtualbox.org. This file is free software;
15you can redistribute it and/or modify it under the terms of the GNU
16General Public License (GPL) as published by the Free Software
17Foundation, in version 2 as it comes in the "COPYING" file of the
18VirtualBox OSE distribution. VirtualBox OSE is distributed in the
19hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
20
21The contents of this file may alternatively be used under the terms
22of the Common Development and Distribution License Version 1.0
23(CDDL) only, as it comes in the "COPYING.CDDL" file of the
24VirtualBox OSE distribution, in which case the provisions of the
25CDDL are applicable instead of those of the GPL.
26
27You may elect to license modified versions of this file under the
28terms and conditions of either the GPL or the CDDL or both.
29"""
30__version__ = "$Revision: 82968 $"
31
32
33def profileIt(fnMain, sAppendToElement = 'main', sSort = 'time'):
34 """
35 Profiles a main() type function call (no parameters, returns int) and
36 outputs a hacky HTML section.
37 """
38
39 #
40 # Execute it.
41 #
42 import cProfile;
43 oProfiler = cProfile.Profile();
44 rc = oProfiler.runcall(fnMain);
45
46 #
47 # Output HTML to stdout (CGI assumption).
48 #
49 print('<div id="debug2"><br>\n' # Lazy BR-layouting!!
50 ' <h2>Profiler Output</h2>\n'
51 ' <pre>');
52 try:
53 oProfiler.print_stats(sort = sSort);
54 except Exception as oXcpt:
55 print('<p><pre>%s</pre></p>\n' % (oXcpt,));
56 else:
57 print('</pre>\n');
58 oProfiler = None;
59 print('</div>\n');
60
61 #
62 # Trick to move the section in under the SQL trace.
63 #
64 print('<script lang="script/javascript">\n'
65 'var oMain = document.getElementById(\'%s\');\n'
66 'if (oMain) {\n'
67 ' oMain.appendChild(document.getElementById(\'debug2\'));\n'
68 '}\n'
69 '</script>\n'
70 % (sAppendToElement, ) );
71
72 return rc;
73
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