| 1 | # -*- coding: utf-8 -*-
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| 2 | # $Id: wuilogviewer.py 61456 2016-06-03 18:47:31Z vboxsync $
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| 3 |
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| 4 | """
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| 5 | Test Manager WUI - Log viewer
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| 6 | """
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| 7 |
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| 8 | __copyright__ = \
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| 9 | """
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| 10 | Copyright (C) 2012-2015 Oracle Corporation
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| 11 |
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| 12 | This file is part of VirtualBox Open Source Edition (OSE), as
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| 13 | available from http://www.virtualbox.org. This file is free software;
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| 14 | you can redistribute it and/or modify it under the terms of the GNU
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| 15 | General Public License (GPL) as published by the Free Software
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| 16 | Foundation, in version 2 as it comes in the "COPYING" file of the
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| 17 | VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 18 | hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 19 |
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| 20 | The contents of this file may alternatively be used under the terms
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| 21 | of the Common Development and Distribution License Version 1.0
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| 22 | (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 23 | VirtualBox OSE distribution, in which case the provisions of the
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| 24 | CDDL are applicable instead of those of the GPL.
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| 25 |
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| 26 | You may elect to license modified versions of this file under the
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| 27 | terms and conditions of either the GPL or the CDDL or both.
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| 28 | """
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| 29 | __version__ = "$Revision: 61456 $"
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| 30 |
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| 31 | # Validation Kit imports.
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| 32 | from common import webutils;
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| 33 | from testmanager.core.testset import TestSetData;
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| 34 | from testmanager.webui.wuicontentbase import WuiContentBase, WuiTmLink;
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| 35 | from testmanager.webui.wuimain import WuiMain;
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| 36 |
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| 37 |
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| 38 | class WuiLogViewer(WuiContentBase):
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| 39 | """Log viewer."""
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| 40 |
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| 41 | def __init__(self, oTestSet, oLogFile, cbChunk, iChunk, aoTimestamps, oDisp = None, fnDPrint = None):
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| 42 | WuiContentBase.__init__(self, oDisp = oDisp, fnDPrint = fnDPrint);
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| 43 | self._oTestSet = oTestSet;
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| 44 | self._oLogFile = oLogFile;
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| 45 | self._cbChunk = cbChunk;
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| 46 | self._iChunk = iChunk;
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| 47 | self._aoTimestamps = aoTimestamps;
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| 48 |
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| 49 | def _generateNavigation(self, cbFile):
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| 50 | """Generate the HTML for the log navigation."""
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| 51 |
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| 52 | dParams = {
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| 53 | WuiMain.ksParamAction: WuiMain.ksActionViewLog,
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| 54 | WuiMain.ksParamLogSetId: self._oTestSet.idTestSet,
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| 55 | WuiMain.ksParamLogFileId: self._oLogFile.idTestResultFile,
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| 56 | WuiMain.ksParamLogChunkSize: self._cbChunk,
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| 57 | WuiMain.ksParamLogChunkNo: self._iChunk,
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| 58 | };
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| 59 |
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| 60 | #
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| 61 | # The page walker.
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| 62 | #
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| 63 | dParams2 = dict(dParams);
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| 64 | del dParams2[WuiMain.ksParamLogChunkNo];
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| 65 | sHrefFmt = '<a href="?%s&%s=%%s" title="%%s">%%s</a>' \
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| 66 | % (webutils.encodeUrlParams(dParams2).replace('%', '%%'), WuiMain.ksParamLogChunkNo,);
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| 67 | sHtmlWalker = self.genericPageWalker(self._iChunk, (cbFile + self._cbChunk - 1) / self._cbChunk,
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| 68 | sHrefFmt, 11, 0, 'chunk');
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| 69 |
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| 70 | #
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| 71 | # The chunk size selector.
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| 72 | #
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| 73 |
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| 74 | dParams2 = dict(dParams);
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| 75 | del dParams2[WuiMain.ksParamLogChunkSize];
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| 76 | sHtmlSize = '<form name="ChunkSizeForm" method="GET">\n' \
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| 77 | ' Max <select name="%s" onchange="window.location=\'?%s&%s=\' + ' \
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| 78 | 'this.options[this.selectedIndex].value;" title="Max items per page">\n' \
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| 79 | % ( WuiMain.ksParamLogChunkSize, webutils.encodeUrlParams(dParams2), WuiMain.ksParamLogChunkSize,);
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| 80 |
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| 81 | for cbChunk in [ 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576, 2097152,
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| 82 | 4194304, 8388608, 16777216 ]:
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| 83 | sHtmlSize += ' <option value="%d" %s>%d bytes</option>\n' \
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| 84 | % (cbChunk, 'selected="selected"' if cbChunk == self._cbChunk else '', cbChunk);
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| 85 | sHtmlSize += ' </select> per page\n' \
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| 86 | '</form>\n'
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| 87 |
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| 88 | #
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| 89 | # Download links.
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| 90 | #
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| 91 | oRawLink = WuiTmLink('View Raw', '',
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| 92 | { WuiMain.ksParamAction: WuiMain.ksActionGetFile,
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| 93 | WuiMain.ksParamGetFileSetId: self._oTestSet.idTestSet,
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| 94 | WuiMain.ksParamGetFileId: self._oLogFile.idTestResultFile,
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| 95 | WuiMain.ksParamGetFileDownloadIt: False,
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| 96 | },
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| 97 | sTitle = '%u MiB' % ((cbFile + 1048576 - 1) / 1048576,) );
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| 98 | oDownloadLink = WuiTmLink('Download Log', '',
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| 99 | { WuiMain.ksParamAction: WuiMain.ksActionGetFile,
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| 100 | WuiMain.ksParamGetFileSetId: self._oTestSet.idTestSet,
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| 101 | WuiMain.ksParamGetFileId: self._oLogFile.idTestResultFile,
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| 102 | WuiMain.ksParamGetFileDownloadIt: True,
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| 103 | },
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| 104 | sTitle = '%u MiB' % ((cbFile + 1048576 - 1) / 1048576,) );
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| 105 | oTestSetLink = WuiTmLink('Test Set', '',
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| 106 | { WuiMain.ksParamAction: WuiMain.ksActionTestResultDetails,
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| 107 | TestSetData.ksParam_idTestSet: self._oTestSet.idTestSet,
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| 108 | });
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| 109 |
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| 110 |
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| 111 | #
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| 112 | # Combine the elements and return.
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| 113 | #
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| 114 | return '<div class="tmlogviewernavi">\n' \
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| 115 | ' <table width=100%>\n' \
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| 116 | ' <tr>\n' \
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| 117 | ' <td width=20%>\n' \
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| 118 | ' ' + oTestSetLink.toHtml() + '\n' \
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| 119 | ' ' + oRawLink.toHtml() + '\n' \
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| 120 | ' ' + oDownloadLink.toHtml() + '\n' \
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| 121 | ' </td>\n' \
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| 122 | ' <td width=60% align=center>' + sHtmlWalker + '</td>' \
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| 123 | ' <td width=20% align=right>' + sHtmlSize + '</td>\n' \
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| 124 | ' </tr>\n' \
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| 125 | ' </table>\n' \
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| 126 | '</div>\n';
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| 127 |
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| 128 | def _displayLog(self, oFile, offFile, cbFile, aoTimestamps):
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| 129 | """Displays the current section of the log file."""
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| 130 | from testmanager.core import db;
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| 131 |
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| 132 | def prepCurTs():
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| 133 | """ Formats the current timestamp. """
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| 134 | if iCurTs < len(aoTimestamps):
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| 135 | oTsZulu = db.dbTimestampToZuluDatetime(aoTimestamps[iCurTs]);
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| 136 | return (oTsZulu.strftime('%H:%M:%S.%f'), oTsZulu.strftime('%H_%M_%S_%f'));
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| 137 | return '~~|~~|~~|~~~~~~'; # ASCII chars with high values. Limit hits.
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| 138 |
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| 139 | def isCurLineAtOrAfterCurTs():
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| 140 | """ Checks if the current line starts with a timestamp that is after the current one. """
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| 141 | if len(sLine) >= 15 \
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| 142 | and sLine[2] == ':' \
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| 143 | and sLine[5] == ':' \
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| 144 | and sLine[8] == '.' \
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| 145 | and sLine[14] in '0123456789':
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| 146 | if sLine[:15] >= sCurTs and iCurTs < len(aoTimestamps):
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| 147 | return True;
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| 148 | return False;
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| 149 |
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| 150 | # Figure the end offset.
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| 151 | offEnd = offFile + self._cbChunk;
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| 152 | if offEnd > cbFile:
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| 153 | offEnd = cbFile;
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| 154 |
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| 155 | #
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| 156 | # Here is an annoying thing, we cannot seek in zip file members. So,
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| 157 | # since we have to read from the start, we can just as well count line
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| 158 | # numbers while we're at it.
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| 159 | #
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| 160 | iCurTs = 0;
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| 161 | (sCurTs, sCurId) = prepCurTs();
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| 162 | offCur = 0;
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| 163 | iLine = 0;
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| 164 | while True:
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| 165 | sLine = oFile.readline().decode('utf-8', 'replace');
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| 166 | offLine = offCur;
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| 167 | iLine += 1;
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| 168 | offCur += len(sLine);
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| 169 | if offCur >= offFile or len(sLine) == 0:
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| 170 | break;
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| 171 | while isCurLineAtOrAfterCurTs():
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| 172 | iCurTs += 1;
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| 173 | (sCurTs, sCurId) = prepCurTs();
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| 174 |
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| 175 | #
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| 176 | # Got to where we wanted, format the chunk.
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| 177 | #
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| 178 | asLines = ['\n<div class="tmlog">\n<pre>\n', ];
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| 179 | while True:
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| 180 | # The timestamp IDs.
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| 181 | sPrevTs = '';
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| 182 | while isCurLineAtOrAfterCurTs():
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| 183 | if sPrevTs != sCurTs:
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| 184 | asLines.append('<a id="%s"></a>' % (sCurId,));
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| 185 | iCurTs += 1;
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| 186 | (sCurTs, sCurId) = prepCurTs();
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| 187 |
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| 188 | # The line.
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| 189 | asLines.append('<a id="L%d" href="#L%d">%05d</a><a id="O%d"></a>%s\n' \
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| 190 | % (iLine, iLine, iLine, offLine, webutils.escapeElem(sLine.rstrip())));
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| 191 |
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| 192 | # next
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| 193 | if offCur >= offEnd:
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| 194 | break;
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| 195 | sLine = oFile.readline().decode('utf-8', 'replace');
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| 196 | offLine = offCur;
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| 197 | iLine += 1;
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| 198 | offCur += len(sLine);
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| 199 | if len(sLine) == 0:
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| 200 | break;
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| 201 | asLines.append('<pre/></div>\n');
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| 202 | return ''.join(asLines);
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| 203 |
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| 204 |
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| 205 | def show(self):
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| 206 | """Shows the log."""
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| 207 |
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| 208 | if self._oLogFile.sDescription not in [ '', None ]:
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| 209 | sTitle = '%s - %s' % (self._oLogFile.sFile, self._oLogFile.sDescription);
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| 210 | else:
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| 211 | sTitle = '%s' % (self._oLogFile.sFile,);
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| 212 |
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| 213 | #
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| 214 | # Open the log file. No universal line endings here.
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| 215 | #
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| 216 | (oFile, oSizeOrError, _) = self._oTestSet.openFile(self._oLogFile.sFile, 'rb');
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| 217 | if oFile is None:
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| 218 | return (sTitle, '<p>%s</p>\n' % (webutils.escapeElem(oSizeOrError),),);
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| 219 | cbFile = oSizeOrError;
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| 220 |
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| 221 | #
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| 222 | # Generate the page.
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| 223 | #
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| 224 |
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| 225 | # Start with a focus hack.
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| 226 | sHtml = '<div id="tmlogoutdiv" tabindex="0">\n' \
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| 227 | '<script lang="text/javascript">\n' \
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| 228 | 'document.getElementById(\'tmlogoutdiv\').focus();\n' \
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| 229 | '</script>\n';
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| 230 |
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| 231 | sNaviHtml = self._generateNavigation(cbFile);
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| 232 | sHtml += sNaviHtml;
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| 233 |
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| 234 | offFile = self._iChunk * self._cbChunk;
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| 235 | if offFile < cbFile:
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| 236 | sHtml += self._displayLog(oFile, offFile, cbFile, self._aoTimestamps);
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| 237 | sHtml += sNaviHtml;
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| 238 | else:
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| 239 | sHtml += '<p>End Of File</p>';
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| 240 |
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| 241 | return (sTitle, sHtml);
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| 242 |
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