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bbe1f2688c
too many dependencies, things get cluttered (and merging probably gets problematic). Now new config will be "conf2".
130 lines
3.5 KiB
C
130 lines
3.5 KiB
C
/* smtradfile.c
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* This is a strgen module for the traditional file format.
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*
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* Format generated:
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* "%TIMESTAMP% %HOSTNAME% %syslogtag%%msg:::sp-if-no-1st-sp%%msg:::drop-last-lf%\n"
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*
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* NOTE: read comments in module-template.h to understand how this file
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* works!
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*
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* File begun on 2010-06-01 by RGerhards
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*
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* Copyright 2010 Rainer Gerhards and Adiscon GmbH.
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*
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* This file is part of rsyslog.
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*
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* Rsyslog is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Rsyslog 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
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*
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* A copy of the GPL can be found in the file "COPYING" in this distribution.
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*/
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#include "config.h"
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#include "rsyslog.h"
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <errno.h>
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#include "syslogd.h"
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#include "conf.h"
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#include "syslogd-types.h"
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#include "template.h"
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#include "msg.h"
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#include "module-template.h"
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#include "unicode-helper.h"
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MODULE_TYPE_STRGEN
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MODULE_TYPE_NOKEEP
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STRGEN_NAME("RSYSLOG_TraditionalFileFormat")
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/* internal structures
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*/
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DEF_SMOD_STATIC_DATA
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/* config data */
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/* This strgen tries to minimize the amount of reallocs be first obtaining pointers to all strings
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* needed (including their length) and then calculating the actual space required. So when we
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* finally copy, we know exactly what we need. So we do at most one alloc.
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*/
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BEGINstrgen
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register int iBuf;
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uchar *pTimeStamp;
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uchar *pHOSTNAME;
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size_t lenHOSTNAME;
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uchar *pTAG;
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int lenTAG;
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uchar *pMSG;
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size_t lenMSG;
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size_t lenTotal;
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CODESTARTstrgen
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/* first obtain all strings and their length (if not fixed) */
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pTimeStamp = (uchar*) getTimeReported(pMsg, tplFmtRFC3164Date);
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pHOSTNAME = (uchar*) getHOSTNAME(pMsg);
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lenHOSTNAME = getHOSTNAMELen(pMsg);
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getTAG(pMsg, &pTAG, &lenTAG);
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pMSG = getMSG(pMsg);
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lenMSG = getMSGLen(pMsg);
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/* calculate len, constants for spaces and similar fixed strings */
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lenTotal = CONST_LEN_TIMESTAMP_3164 + 1 + lenHOSTNAME + 1 + lenTAG + lenMSG + 2;
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if(pMSG[0] != ' ')
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++lenTotal; /* then we need to introduce one additional space */
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/* now make sure buffer is large enough */
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if(lenTotal >= *pLenBuf)
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CHKiRet(ExtendBuf(ppBuf, pLenBuf, lenTotal));
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/* and concatenate the resulting string */
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memcpy(*ppBuf, pTimeStamp, CONST_LEN_TIMESTAMP_3164);
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*(*ppBuf + CONST_LEN_TIMESTAMP_3164) = ' ';
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memcpy(*ppBuf + CONST_LEN_TIMESTAMP_3164 + 1, pHOSTNAME, lenHOSTNAME);
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iBuf = CONST_LEN_TIMESTAMP_3164 + 1 + lenHOSTNAME;
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*(*ppBuf + iBuf++) = ' ';
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memcpy(*ppBuf + iBuf, pTAG, lenTAG);
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iBuf += lenTAG;
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if(pMSG[0] != ' ')
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*(*ppBuf + iBuf++) = ' ';
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memcpy(*ppBuf + iBuf, pMSG, lenMSG);
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iBuf += lenMSG;
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/* trailer */
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*(*ppBuf + iBuf++) = '\n';
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*(*ppBuf + iBuf) = '\0';
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finalize_it:
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ENDstrgen
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BEGINmodExit
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CODESTARTmodExit
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ENDmodExit
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BEGINqueryEtryPt
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CODESTARTqueryEtryPt
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CODEqueryEtryPt_STD_SMOD_QUERIES
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ENDqueryEtryPt
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BEGINmodInit(smtradfile)
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CODESTARTmodInit
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*ipIFVersProvided = CURR_MOD_IF_VERSION; /* we only support the current interface specification */
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CODEmodInit_QueryRegCFSLineHdlr
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dbgprintf("traditional file format strgen init called, compiled with version %s\n", VERSION);
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ENDmodInit
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