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authorMichael Biebl <biebl@debian.org>2012-10-10 06:45:13 +0200
committerMichael Biebl <biebl@debian.org>2012-10-10 06:45:13 +0200
commit5b0595cc98c012dfa5ac0f214dbc543a11c982cb (patch)
tree21d6b1b3cbad0c7609a3d3785332a5ffd2a8dee1 /template.c
parente1ab13c77be9fbe3e2e5dfe3357fcd9f991b71b5 (diff)
downloadrsyslog-5b0595cc98c012dfa5ac0f214dbc543a11c982cb.tar.gz
Imported Upstream version 7.1.9upstream/7.1.9
Diffstat (limited to 'template.c')
-rw-r--r--template.c1065
1 files changed, 962 insertions, 103 deletions
diff --git a/template.c b/template.c
index 2038c6c..8558dd8 100644
--- a/template.c
+++ b/template.c
@@ -1,25 +1,30 @@
/* This is the template processing code of rsyslog.
- * Please see syslogd.c for license information.
* begun 2004-11-17 rgerhards
*
- * Copyright 2004, 2007 Rainer Gerhards and Adiscon
+ * Copyright 2004-2012 Rainer Gerhards and Adiscon
*
* This file is part of rsyslog.
*
- * Rsyslog is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * -or-
+ * see COPYING.ASL20 in the source distribution
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*
- * Rsyslog is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Rsyslog. If not, see <http://www.gnu.org/licenses/>.
- *
- * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * Note: there is a tiny bit of code left where I could not get any response
+ * from the author if this code can be placed under ASL2.0. I have guarded this
+ * with #ifdef STRICT_GPLV3. Only if that macro is defined, the code will be
+ * compiled. Otherwise this feature is not present. The plan is to do a
+ * different implementation in the future to get rid of this problem.
+ * rgerhards, 2012-08-25
*/
#include "config.h"
@@ -29,6 +34,7 @@
#include <string.h>
#include <ctype.h>
#include <assert.h>
+#include <json/json.h>
#include "stringbuf.h"
#include "syslogd-types.h"
#include "template.h"
@@ -37,6 +43,8 @@
#include "obj.h"
#include "errmsg.h"
#include "strgen.h"
+#include "rsconf.h"
+#include "msg.h"
#include "unicode-helper.h"
/* static data */
@@ -44,17 +52,66 @@ DEFobjCurrIf(obj)
DEFobjCurrIf(errmsg)
DEFobjCurrIf(strgen)
+/* tables for interfacing with the v6 config system */
+static struct cnfparamdescr cnfparamdescr[] = {
+ { "name", eCmdHdlrString, 1 },
+ { "type", eCmdHdlrString, 0 },
+ { "string", eCmdHdlrString, 0 },
+ { "plugin", eCmdHdlrString, 0 },
+ { "subtree", eCmdHdlrString, 0 },
+ { "option.stdsql", eCmdHdlrBinary, 0 },
+ { "option.sql", eCmdHdlrBinary, 0 },
+ { "option.json", eCmdHdlrBinary, 0 }
+};
+static struct cnfparamblk pblk =
+ { CNFPARAMBLK_VERSION,
+ sizeof(cnfparamdescr)/sizeof(struct cnfparamdescr),
+ cnfparamdescr
+ };
+
+static struct cnfparamdescr cnfparamdescrProperty[] = {
+ { "name", eCmdHdlrString, 1 },
+ { "outname", eCmdHdlrString, 0 },
+ { "dateformat", eCmdHdlrString, 0 },
+ { "caseconversion", eCmdHdlrString, 0 },
+ { "controlcharacters", eCmdHdlrString, 0 },
+ { "securepath", eCmdHdlrString, 0 },
+ { "format", eCmdHdlrString, 0 },
+ { "position.from", eCmdHdlrInt, 0 },
+ { "position.to", eCmdHdlrInt, 0 },
+ { "field.number", eCmdHdlrInt, 0 },
+ { "field.delimiter", eCmdHdlrInt, 0 },
+ { "regex.expression", eCmdHdlrString, 0 },
+ { "regex.type", eCmdHdlrString, 0 },
+ { "regex.nomatchmode", eCmdHdlrString, 0 },
+ { "regex.match", eCmdHdlrInt, 0 },
+ { "regex.submatch", eCmdHdlrInt, 0 },
+ { "droplastlf", eCmdHdlrBinary, 0 },
+ { "mandatory", eCmdHdlrBinary, 0 },
+ { "spifno1stsp", eCmdHdlrBinary, 0 }
+};
+static struct cnfparamblk pblkProperty =
+ { CNFPARAMBLK_VERSION,
+ sizeof(cnfparamdescrProperty)/sizeof(struct cnfparamdescr),
+ cnfparamdescrProperty
+ };
+
+static struct cnfparamdescr cnfparamdescrConstant[] = {
+ { "value", eCmdHdlrString, 1 },
+ { "outname", eCmdHdlrString, 0 },
+};
+static struct cnfparamblk pblkConstant =
+ { CNFPARAMBLK_VERSION,
+ sizeof(cnfparamdescrConstant)/sizeof(struct cnfparamdescr),
+ cnfparamdescrConstant
+ };
+
+
#ifdef FEATURE_REGEXP
DEFobjCurrIf(regexp)
static int bFirstRegexpErrmsg = 1; /**< did we already do a "can't load regexp" error message? */
#endif
-static struct template *tplRoot = NULL; /* the root of the template list */
-static struct template *tplLast = NULL; /* points to the last element of the template list */
-static struct template *tplLastStatic = NULL; /* last static element of the template list */
-
-
-
/* helper to tplToString and strgen's, extends buffer */
#define ALLOC_INC 128
rsRetVal
@@ -91,7 +148,7 @@ rsRetVal tplToString(struct template *pTpl, msg_t *pMsg, uchar **ppBuf, size_t *
size_t iBuf;
unsigned short bMustBeFreed = 0;
uchar *pVal;
- size_t iLenVal = 0;
+ rs_size_t iLenVal = 0;
assert(pTpl != NULL);
assert(pMsg != NULL);
@@ -103,6 +160,23 @@ rsRetVal tplToString(struct template *pTpl, msg_t *pMsg, uchar **ppBuf, size_t *
FINALIZE;
}
+ if(pTpl->subtree != NULL) {
+ /* only a single CEE subtree must be provided */
+ /* note: we could optimize the code below, however, this is
+ * not worth the effort, as this passing mode is not expected
+ * in subtree mode and so most probably only used for debug & test.
+ */
+ getCEEPropVal(pMsg, pTpl->subtree, &pVal, &iLenVal, &bMustBeFreed);
+ if(iLenVal >= (rs_size_t)*pLenBuf) /* we reserve one char for the final \0! */
+ CHKiRet(ExtendBuf(ppBuf, pLenBuf, iLenVal + 1));
+ memcpy(*ppBuf, pVal, iLenVal+1);
+ if(bMustBeFreed)
+ free(pVal);
+ FINALIZE;
+ }
+
+ /* we have a "regular" template with template entries */
+
/* loop through the template. We obtain one value
* and copy it over to our dynamic string buffer. Then, we
* free the obtained value (if requested). We continue this
@@ -116,17 +190,20 @@ rsRetVal tplToString(struct template *pTpl, msg_t *pMsg, uchar **ppBuf, size_t *
iLenVal = pTpe->data.constant.iLenConstant;
bMustBeFreed = 0;
} else if(pTpe->eEntryType == FIELD) {
- pVal = (uchar*) MsgGetProp(pMsg, pTpe, pTpe->data.field.propid, &iLenVal, &bMustBeFreed);
+ pVal = (uchar*) MsgGetProp(pMsg, pTpe, pTpe->data.field.propid,
+ pTpe->data.field.propName, &iLenVal, &bMustBeFreed);
/* we now need to check if we should use SQL option. In this case,
* we must go over the generated string and escape '\'' characters.
* rgerhards, 2005-09-22: the option values below look somewhat misplaced,
* but they are handled in this way because of legacy (don't break any
* existing thing).
*/
- if(pTpl->optFormatForSQL == 1)
- doSQLEscape(&pVal, &iLenVal, &bMustBeFreed, 1);
- else if(pTpl->optFormatForSQL == 2)
- doSQLEscape(&pVal, &iLenVal, &bMustBeFreed, 0);
+ if(pTpl->optFormatEscape == SQL_ESCAPE)
+ doEscape(&pVal, &iLenVal, &bMustBeFreed, SQL_ESCAPE);
+ else if(pTpl->optFormatEscape == JSON_ESCAPE)
+ doEscape(&pVal, &iLenVal, &bMustBeFreed, JSON_ESCAPE);
+ else if(pTpl->optFormatEscape == STDSQL_ESCAPE)
+ doEscape(&pVal, &iLenVal, &bMustBeFreed, STDSQL_ESCAPE);
}
/* got source, now copy over */
if(iLenVal > 0) { /* may be zero depending on property */
@@ -174,7 +251,7 @@ rsRetVal tplToArray(struct template *pTpl, msg_t *pMsg, uchar*** ppArr)
struct templateEntry *pTpe;
uchar **pArr;
int iArr;
- size_t propLen;
+ rs_size_t propLen;
unsigned short bMustBeFreed;
uchar *pVal;
@@ -182,11 +259,24 @@ rsRetVal tplToArray(struct template *pTpl, msg_t *pMsg, uchar*** ppArr)
assert(pMsg != NULL);
assert(ppArr != NULL);
+ if(pTpl->subtree) {
+ /* Note: this mode is untested, as there is no official plugin
+ * using array passing, so I simply could not test it.
+ */
+ CHKmalloc(pArr = calloc(2, sizeof(uchar*)));
+ getCEEPropVal(pMsg, pTpl->subtree, &pVal, &propLen, &bMustBeFreed);
+ if(bMustBeFreed) { /* if it must be freed, it is our own private copy... */
+ pArr[0] = pVal; /* ... so we can use it! */
+ } else {
+ CHKmalloc(pArr[0] = (uchar*)strdup((char*) pVal));
+ }
+ FINALIZE;
+ }
+
/* loop through the template. We obtain one value, create a
* private copy (if necessary), add it to the string array
* and then on to the next until we have processed everything.
*/
-
CHKmalloc(pArr = calloc(pTpl->tpenElements + 1, sizeof(uchar*)));
iArr = 0;
@@ -195,7 +285,8 @@ rsRetVal tplToArray(struct template *pTpl, msg_t *pMsg, uchar*** ppArr)
if(pTpe->eEntryType == CONSTANT) {
CHKmalloc(pArr[iArr] = (uchar*)strdup((char*) pTpe->data.constant.pConstant));
} else if(pTpe->eEntryType == FIELD) {
- pVal = (uchar*) MsgGetProp(pMsg, pTpe, pTpe->data.field.propid, &propLen, &bMustBeFreed);
+ pVal = (uchar*) MsgGetProp(pMsg, pTpe, pTpe->data.field.propid,
+ pTpe->data.field.propName, &propLen, &bMustBeFreed);
if(bMustBeFreed) { /* if it must be freed, it is our own private copy... */
pArr[iArr] = pVal; /* ... so we can use it! */
} else {
@@ -213,27 +304,100 @@ finalize_it:
}
-/* Helper to doSQLEscape. This is called if doSQLEscape
+/* This functions converts a template into a json object.
+ * For further general details, see the very similar funtion
+ * tpltoString().
+ * rgerhards, 2012-08-29
+ */
+rsRetVal
+tplToJSON(struct template *pTpl, msg_t *pMsg, struct json_object **pjson)
+{
+ struct templateEntry *pTpe;
+ rs_size_t propLen;
+ unsigned short bMustBeFreed;
+ uchar *pVal;
+ struct json_object *json, *jsonf;
+ rsRetVal localRet;
+ DEFiRet;
+
+ assert(pTpl != NULL);
+ assert(pMsg != NULL);
+ assert(json != NULL);
+
+ if(pTpl->subtree != NULL){
+ localRet = jsonFind(pMsg, pTpl->subtree, pjson);
+ if(*pjson == NULL) {
+ /* we need to have a root object! */
+ *pjson = json_object_new_object();
+ } else {
+ json_object_get(*pjson); /* inc refcount */
+ }
+ FINALIZE;
+ }
+
+ json = json_object_new_object();
+ for(pTpe = pTpl->pEntryRoot ; pTpe != NULL ; pTpe = pTpe->pNext) {
+ if(pTpe->eEntryType == CONSTANT) {
+ if(pTpe->fieldName == NULL)
+ continue;
+ jsonf = json_object_new_string((char*) pTpe->data.constant.pConstant);
+ json_object_object_add(json, (char*)pTpe->fieldName, jsonf);
+ } else if(pTpe->eEntryType == FIELD) {
+ if(pTpe->data.field.propid == PROP_CEE) {
+ localRet = msgGetCEEPropJSON(pMsg, pTpe->data.field.propName, &jsonf);
+ if(localRet == RS_RET_OK) {
+ json_object_object_add(json, (char*)pTpe->fieldName, json_object_get(jsonf));
+ } else {
+ DBGPRINTF("tplToJSON: error %d looking up property\n",
+ localRet);
+ if(pTpe->data.field.options.bMandatory) {
+ json_object_object_add(json, (char*)pTpe->fieldName, NULL);
+ }
+ }
+ } else {
+ pVal = (uchar*) MsgGetProp(pMsg, pTpe, pTpe->data.field.propid,
+ pTpe->data.field.propName, &propLen,
+ &bMustBeFreed);
+ if(pTpe->data.field.options.bMandatory || propLen > 0) {
+ jsonf = json_object_new_string_len((char*)pVal, propLen);
+ json_object_object_add(json, (char*)pTpe->fieldName, jsonf);
+ }
+ if(bMustBeFreed) { /* json-c makes its own private copy! */
+ free(pVal);
+ }
+ }
+ }
+ }
+ *pjson = (iRet == RS_RET_OK) ? json : NULL;
+
+finalize_it:
+ RETiRet;
+}
+
+
+/* Helper to doEscape. This is called if doEscape
* runs out of memory allocating the escaped string.
* Then we are in trouble. We can
* NOT simply return the unmodified string because this
* may cause SQL injection. But we also can not simply
* abort the run, this would be a DoS. I think an appropriate
- * measure is to remove the dangerous \' characters. We
+ * measure is to remove the dangerous \' characters (SQL). We
* replace them by \", which will break the message and
* signatures eventually present - but this is the
* best thing we can do now (or does anybody
* have a better idea?). rgerhards 2004-11-23
- * added support for "escapeMode" (so doSQLEscape for details).
- * if mode = 1, then backslashes are changed to slashes.
+ * added support for escape mode (see doEscape for details).
+ * if mode = SQL_ESCAPE, then backslashes are changed to slashes.
* rgerhards 2005-09-22
*/
-static void doSQLEmergencyEscape(register uchar *p, int escapeMode)
+static void doEmergencyEscape(register uchar *p, int mode)
{
while(*p) {
- if(*p == '\'')
+ if((mode == SQL_ESCAPE||mode == STDSQL_ESCAPE) && *p == '\'')
*p = '"';
- else if((escapeMode == 1) && (*p == '\\'))
+ else if((mode == JSON_ESCAPE) && *p == '"')
+ *p = '\'';
+ else if((mode == SQL_ESCAPE) && *p == '\\')
*p = '/';
++p;
}
@@ -258,14 +422,16 @@ static void doSQLEmergencyEscape(register uchar *p, int escapeMode)
* smartness depends on config settings. So we add a new option to this
* function that allows the caller to select if they want to standard or
* "smart" encoding ;)
- * new parameter escapeMode is 0 - standard sql, 1 - "smart" engines
+ * --
+ * Parameter "mode" is STDSQL_ESCAPE, SQL_ESCAPE "smart" SQL engines, or
+ * JSON_ESCAPE for everyone requiring escaped JSON (e.g. ElasticSearch).
* 2005-09-22 rgerhards
*/
rsRetVal
-doSQLEscape(uchar **pp, size_t *pLen, unsigned short *pbMustBeFreed, int escapeMode)
+doEscape(uchar **pp, rs_size_t *pLen, unsigned short *pbMustBeFreed, int mode)
{
DEFiRet;
- uchar *p;
+ uchar *p = NULL;
int iLen;
cstr_t *pStrB = NULL;
uchar *pszGenerated;
@@ -276,26 +442,32 @@ doSQLEscape(uchar **pp, size_t *pLen, unsigned short *pbMustBeFreed, int escapeM
assert(pbMustBeFreed != NULL);
/* first check if we need to do anything at all... */
- if(escapeMode == 0)
+ if(mode == STDSQL_ESCAPE)
for(p = *pp ; *p && *p != '\'' ; ++p)
;
- else
+ else if(mode == SQL_ESCAPE)
for(p = *pp ; *p && *p != '\'' && *p != '\\' ; ++p)
;
+ else if(mode == JSON_ESCAPE)
+ for(p = *pp ; *p && *p != '"' ; ++p)
+ ;
/* when we get out of the loop, we are either at the
- * string terminator or the first \'. */
- if(*p == '\0')
+ * string terminator or the first character to escape */
+ if(p && *p == '\0')
FINALIZE; /* nothing to do in this case! */
p = *pp;
iLen = *pLen;
CHKiRet(cstrConstruct(&pStrB));
-
+
while(*p) {
- if(*p == '\'') {
- CHKiRet(cstrAppendChar(pStrB, (escapeMode == 0) ? '\'' : '\\'));
+ if((mode == SQL_ESCAPE || mode == STDSQL_ESCAPE) && *p == '\'') {
+ CHKiRet(cstrAppendChar(pStrB, (mode == STDSQL_ESCAPE) ? '\'' : '\\'));
+ iLen++; /* reflect the extra character */
+ } else if((mode == SQL_ESCAPE) && *p == '\\') {
+ CHKiRet(cstrAppendChar(pStrB, '\\'));
iLen++; /* reflect the extra character */
- } else if((escapeMode == 1) && (*p == '\\')) {
+ } else if((mode == JSON_ESCAPE) && *p == '"') {
CHKiRet(cstrAppendChar(pStrB, '\\'));
iLen++; /* reflect the extra character */
}
@@ -314,7 +486,7 @@ doSQLEscape(uchar **pp, size_t *pLen, unsigned short *pbMustBeFreed, int escapeM
finalize_it:
if(iRet != RS_RET_OK) {
- doSQLEmergencyEscape(*pp, escapeMode);
+ doEmergencyEscape(*pp, mode);
if(pStrB != NULL)
cstrDestruct(&pStrB);
}
@@ -355,7 +527,8 @@ struct templateEntry* tpeConstruct(struct template *pTpl)
/* Constructs a template list object. Returns pointer to it
* or NULL (if it fails).
*/
-struct template* tplConstruct(void)
+static struct template*
+tplConstruct(rsconf_t *conf)
{
struct template *pTpl;
if((pTpl = calloc(1, sizeof(struct template))) == NULL)
@@ -364,12 +537,12 @@ struct template* tplConstruct(void)
/* basic initialisation is done via calloc() - need to
* initialize only values != 0. */
- if(tplLast == NULL) {
+ if(conf->templates.last == NULL) {
/* we are the first element! */
- tplRoot = tplLast = pTpl;
+ conf->templates.root = conf->templates.last = pTpl;
} else {
- tplLast->pNext = pTpl;
- tplLast = pTpl;
+ conf->templates.last->pNext = pTpl;
+ conf->templates.last = pTpl;
}
return(pTpl);
@@ -483,18 +656,18 @@ static void doOptions(unsigned char **pp, struct templateEntry *pTpe)
p = *pp;
- while(*p && *p != '%') {
+ while(*p && *p != '%' && *p != ':') {
/* outer loop - until end of options */
i = 0;
while((i < sizeof(Buf) / sizeof(char)) &&
- *p && *p != '%' && *p != ',') {
+ *p && *p != '%' && *p != ':' && *p != ',') {
/* inner loop - until end of ONE option */
Buf[i++] = tolower((int)*p);
++p;
}
Buf[i] = '\0'; /* terminate */
/* check if we need to skip oversize option */
- while(*p && *p != '%' && *p != ',')
+ while(*p && *p != '%' && *p != ':' && *p != ',')
++p; /* just skip */
if(*p == ',')
++p; /* eat ',' */
@@ -511,6 +684,8 @@ static void doOptions(unsigned char **pp, struct templateEntry *pTpe)
pTpe->data.field.eDateFormat = tplFmtRFC3164BuggyDate;
} else if(!strcmp((char*)Buf, "date-rfc3339")) {
pTpe->data.field.eDateFormat = tplFmtRFC3339Date;
+ } else if(!strcmp((char*)Buf, "date-unixtimestamp")) {
+ pTpe->data.field.eDateFormat = tplFmtUnixDate;
} else if(!strcmp((char*)Buf, "date-subseconds")) {
pTpe->data.field.eDateFormat = tplFmtSecFrac;
} else if(!strcmp((char*)Buf, "lowercase")) {
@@ -532,7 +707,28 @@ static void doOptions(unsigned char **pp, struct templateEntry *pTpe)
} else if(!strcmp((char*)Buf, "secpath-replace")) {
pTpe->data.field.options.bSecPathReplace = 1;
} else if(!strcmp((char*)Buf, "csv")) {
- pTpe->data.field.options.bCSV = 1;
+ if(pTpe->data.field.options.bJSON || pTpe->data.field.options.bJSONf) {
+ errmsg.LogError(0, NO_ERRCODE, "error: can only specify "
+ "one option out of (json, jsonf, csv) - csv ignored");
+ } else {
+ pTpe->data.field.options.bCSV = 1;
+ }
+ } else if(!strcmp((char*)Buf, "json")) {
+ if(pTpe->data.field.options.bCSV || pTpe->data.field.options.bJSON) {
+ errmsg.LogError(0, NO_ERRCODE, "error: can only specify "
+ "one option out of (json, jsonf, csv) - json ignored");
+ } else {
+ pTpe->data.field.options.bJSON = 1;
+ }
+ } else if(!strcmp((char*)Buf, "jsonf")) {
+ if(pTpe->data.field.options.bCSV || pTpe->data.field.options.bJSON) {
+ errmsg.LogError(0, NO_ERRCODE, "error: can only specify "
+ "one option out of (json, jsonf, csv) - jsonf ignored");
+ } else {
+ pTpe->data.field.options.bJSONf = 1;
+ }
+ } else if(!strcmp((char*)Buf, "mandatory-field")) {
+ pTpe->data.field.options.bMandatory = 1;
} else {
dbgprintf("Invalid field option '%s' specified - ignored.\n", Buf);
}
@@ -549,7 +745,8 @@ static void doOptions(unsigned char **pp, struct templateEntry *pTpe)
static int do_Parameter(unsigned char **pp, struct template *pTpl)
{
unsigned char *p;
- cstr_t *pStrB;
+ cstr_t *pStrProp;
+ cstr_t *pStrField = NULL;
struct templateEntry *pTpe;
int iNum; /* to compute numbers */
#ifdef FEATURE_REGEXP
@@ -566,7 +763,7 @@ static int do_Parameter(unsigned char **pp, struct template *pTpl)
p = (unsigned char*) *pp;
- if(cstrConstruct(&pStrB) != RS_RET_OK)
+ if(cstrConstruct(&pStrProp) != RS_RET_OK)
return 1;
if((pTpe = tpeConstruct(pTpl)) == NULL) {
@@ -577,18 +774,24 @@ static int do_Parameter(unsigned char **pp, struct template *pTpl)
pTpe->eEntryType = FIELD;
while(*p && *p != '%' && *p != ':') {
- cstrAppendChar(pStrB, tolower(*p));
+ cstrAppendChar(pStrProp, tolower(*p));
++p; /* do NOT do this in tolower()! */
}
/* got the name */
- cstrFinalize(pStrB);
+ cstrFinalize(pStrProp);
- if(propNameToID(pStrB, &pTpe->data.field.propid) != RS_RET_OK) {
- cstrDestruct(&pStrB);
+ if(propNameToID(pStrProp, &pTpe->data.field.propid) != RS_RET_OK) {
+ cstrDestruct(&pStrProp);
return 1;
}
- cstrDestruct(&pStrB); /* no longer needed, now use ID */
+ if(pTpe->data.field.propid == PROP_CEE) {
+ /* in CEE case, we need to preserve the actual property name */
+ if((pTpe->data.field.propName = es_newStrFromCStr((char*)cstrGetSzStrNoNULL(pStrProp)+1, cstrLen(pStrProp)-1)) == NULL) {
+ cstrDestruct(&pStrProp);
+ return 1;
+ }
+ }
/* Check frompos, if it has an R, then topos should be a regex */
if(*p == ':') {
@@ -683,7 +886,9 @@ static int do_Parameter(unsigned char **pp, struct template *pTpl)
/* now we fall through the "regular" FromPos code */
#endif /* #ifdef FEATURE_REGEXP */
if(*p == 'F') {
+#ifdef STRICT_GPLV3
pTpe->data.field.field_expand = 0;
+#endif
/* we have a field counter, so indicate it in the template */
++p; /* eat 'F' */
if (*p == ':') {
@@ -711,10 +916,19 @@ static int do_Parameter(unsigned char **pp, struct template *pTpl)
pTpe->data.field.field_delim = 9;
} else {
pTpe->data.field.field_delim = iNum;
+# ifdef STRICT_GPLV3
if (*p == '+') {
pTpe->data.field.field_expand = 1;
p ++;
}
+# endif
+ if(*p == ',') { /* real fromPos? */
+ ++p;
+ iNum = 0;
+ while(isdigit((int)*p))
+ iNum = iNum * 10 + *p++ - '0';
+ pTpe->data.field.iFromPos = iNum;
+ }
}
}
} else {
@@ -815,10 +1029,24 @@ static int do_Parameter(unsigned char **pp, struct template *pTpl)
/* fallthrough to "regular" ToPos code */
#endif /* #ifdef FEATURE_REGEXP */
- iNum = 0;
- while(isdigit((int)*p))
- iNum = iNum * 10 + *p++ - '0';
- pTpe->data.field.iToPos = iNum;
+ if(pTpe->data.field.has_fields == 1) {
+ iNum = 0;
+ while(isdigit((int)*p))
+ iNum = iNum * 10 + *p++ - '0';
+ pTpe->data.field.iFieldNr = iNum;
+ if(*p == ',') { /* get real toPos? */
+ ++p;
+ iNum = 0;
+ while(isdigit((int)*p))
+ iNum = iNum * 10 + *p++ - '0';
+ pTpe->data.field.iToPos = iNum;
+ }
+ } else {
+ iNum = 0;
+ while(isdigit((int)*p))
+ iNum = iNum * 10 + *p++ - '0';
+ pTpe->data.field.iToPos = iNum;
+ }
/* skip to next known good */
while(*p && *p != '%' && *p != ':') {
/* TODO: complain on extra characters */
@@ -830,7 +1058,7 @@ static int do_Parameter(unsigned char **pp, struct template *pTpl)
#endif /* #ifdef FEATURE_REGEXP */
}
- if((pTpe->data.field.has_fields == 0) && (pTpe->data.field.iToPos < pTpe->data.field.iFromPos)) {
+ if(pTpe->data.field.iToPos < pTpe->data.field.iFromPos) {
iNum = pTpe->data.field.iToPos;
pTpe->data.field.iToPos = pTpe->data.field.iFromPos;
pTpe->data.field.iFromPos = iNum;
@@ -842,6 +1070,38 @@ static int do_Parameter(unsigned char **pp, struct template *pTpl)
doOptions(&p, pTpe);
}
+ /* check field name */
+ if(*p == ':') {
+ ++p; /* eat ':' */
+ if(cstrConstruct(&pStrField) != RS_RET_OK)
+ return 1;
+ while(*p != ':' && *p != '%' && *p != '\0') {
+ cstrAppendChar(pStrField, *p);
+ ++p;
+ }
+ cstrFinalize(pStrField);
+ }
+
+ /* save field name - if none was given, use the property name instead */
+ if(pStrField == NULL) {
+ if(pTpe->data.field.propid == PROP_CEE) {
+ /* in CEE case, we remove "$!" from the fieldname - it's just our indicator */
+ pTpe->fieldName = ustrdup(cstrGetSzStrNoNULL(pStrProp)+2);
+ pTpe->lenFieldName = cstrLen(pStrProp)-2;
+ } else {
+ pTpe->fieldName = ustrdup(cstrGetSzStrNoNULL(pStrProp));
+ pTpe->lenFieldName = cstrLen(pStrProp);
+ }
+ } else {
+ pTpe->fieldName = ustrdup(cstrGetSzStrNoNULL(pStrField));
+ pTpe->lenFieldName = cstrLen(pStrProp);
+ cstrDestruct(&pStrField);
+ }
+ if(pTpe->fieldName == NULL)
+ return 1;
+
+ cstrDestruct(&pStrProp);
+
if(*p) ++p; /* eat '%' */
*pp = p;
@@ -856,14 +1116,13 @@ static int do_Parameter(unsigned char **pp, struct template *pTpl)
static rsRetVal
tplAddTplMod(struct template *pTpl, uchar** ppRestOfConfLine)
{
- uchar *pSrc, *pDst;
+ uchar *pSrc;
uchar szMod[2048];
unsigned lenMod;
strgen_t *pStrgen;
DEFiRet;
pSrc = *ppRestOfConfLine;
- pDst = szMod;
lenMod = 0;
while(*pSrc && !isspace(*pSrc) && lenMod < sizeof(szMod) - 1) {
szMod[lenMod] = *pSrc++;
@@ -883,11 +1142,14 @@ tplAddTplMod(struct template *pTpl, uchar** ppRestOfConfLine)
* acknowledged implementing the option. -- rgerhards, 2011-03-21
*/
if(lenMod > 6 && !strcasecmp((char*) szMod + lenMod - 7, ",stdsql")) {
- pTpl->optFormatForSQL = 2;
- DBGPRINTF("strgen suports the stdsql option\n");
+ pTpl->optFormatEscape = STDSQL_ESCAPE;
+ DBGPRINTF("strgen supports the stdsql option\n");
} else if(lenMod > 3 && !strcasecmp((char*) szMod+ lenMod - 4, ",sql")) {
- pTpl->optFormatForSQL = 1;
- DBGPRINTF("strgen suports the sql option\n");
+ pTpl->optFormatEscape = SQL_ESCAPE;
+ DBGPRINTF("strgen supports the sql option\n");
+ } else if(lenMod > 4 && !strcasecmp((char*) szMod+ lenMod - 4, ",json")) {
+ pTpl->optFormatEscape = JSON_ESCAPE;
+ DBGPRINTF("strgen supports the json option\n");
}
finalize_it:
@@ -898,7 +1160,7 @@ finalize_it:
/* Add a new template line
* returns pointer to new object if it succeeds, NULL otherwise.
*/
-struct template *tplAddLine(char* pName, uchar** ppRestOfConfLine)
+struct template *tplAddLine(rsconf_t *conf, char* pName, uchar** ppRestOfConfLine)
{
struct template *pTpl;
unsigned char *p;
@@ -910,7 +1172,7 @@ struct template *tplAddLine(char* pName, uchar** ppRestOfConfLine)
assert(pName != NULL);
assert(ppRestOfConfLine != NULL);
- if((pTpl = tplConstruct()) == NULL)
+ if((pTpl = tplConstruct(conf)) == NULL)
return NULL;
pTpl->iLenName = strlen(pName);
@@ -1015,11 +1277,13 @@ struct template *tplAddLine(char* pName, uchar** ppRestOfConfLine)
* it anyhow... ;) rgerhards 2004-11-22
*/
if(!strcmp(optBuf, "stdsql")) {
- pTpl->optFormatForSQL = 2;
+ pTpl->optFormatEscape = STDSQL_ESCAPE;
+ } else if(!strcmp(optBuf, "json")) {
+ pTpl->optFormatEscape = JSON_ESCAPE;
} else if(!strcmp(optBuf, "sql")) {
- pTpl->optFormatForSQL = 1;
+ pTpl->optFormatEscape = SQL_ESCAPE;
} else if(!strcmp(optBuf, "nosql")) {
- pTpl->optFormatForSQL = 0;
+ pTpl->optFormatEscape = NO_ESCAPE;
} else {
dbgprintf("Invalid option '%s' ignored.\n", optBuf);
}
@@ -1030,6 +1294,575 @@ struct template *tplAddLine(char* pName, uchar** ppRestOfConfLine)
return(pTpl);
}
+static rsRetVal
+createConstantTpe(struct template *pTpl, struct cnfobj *o)
+{
+ struct templateEntry *pTpe;
+ es_str_t *value;
+ int i;
+ struct cnfparamvals *pvals = NULL;
+ uchar *outname = NULL;
+ DEFiRet;
+
+ /* pull params */
+ pvals = nvlstGetParams(o->nvlst, &pblkConstant, NULL);
+ cnfparamsPrint(&pblkConstant, pvals);
+
+ for(i = 0 ; i < pblkConstant.nParams ; ++i) {
+ if(!pvals[i].bUsed)
+ continue;
+ if(!strcmp(pblkConstant.descr[i].name, "value")) {
+ value = pvals[i].val.d.estr;
+ } else if(!strcmp(pblkConstant.descr[i].name, "outname")) {
+ outname = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL);
+ } else {
+ dbgprintf("template:constantTpe: program error, non-handled "
+ "param '%s'\n", pblkConstant.descr[i].name);
+ }
+ }
+
+ /* sanity check */
+
+ /* apply */
+ CHKmalloc(pTpe = tpeConstruct(pTpl));
+ es_unescapeStr(value);
+ pTpe->eEntryType = CONSTANT;
+ pTpe->fieldName = outname;
+ if(outname != NULL)
+ pTpe->lenFieldName = ustrlen(outname);
+ pTpe->data.constant.iLenConstant = es_strlen(value);
+ pTpe->data.constant.pConstant = (uchar*)es_str2cstr(value, NULL);
+
+finalize_it:
+ if(pvals != NULL)
+ cnfparamvalsDestruct(pvals, &pblkConstant);
+ RETiRet;
+}
+
+static rsRetVal
+createPropertyTpe(struct template *pTpl, struct cnfobj *o)
+{
+ struct templateEntry *pTpe;
+ cstr_t *name = NULL;
+ uchar *outname = NULL;
+ int i;
+ int droplastlf = 0;
+ int spifno1stsp = 0;
+ int mandatory = 0;
+ int frompos = -1;
+ int topos = -1;
+ int fieldnum = -1;
+ int fielddelim = 9; /* default is HT (USACSII 9) */
+ int re_matchToUse = 0;
+ int re_submatchToUse = 0;
+ char *re_expr = NULL;
+ struct cnfparamvals *pvals = NULL;
+ enum {F_NONE, F_CSV, F_JSON, F_JSONF} formatType = F_NONE;
+ enum {CC_NONE, CC_ESCAPE, CC_SPACE, CC_DROP} controlchr = CC_NONE;
+ enum {SP_NONE, SP_DROP, SP_REPLACE} secpath = SP_NONE;
+ enum tplFormatCaseConvTypes caseconv = tplCaseConvNo;
+ enum tplFormatTypes datefmt = tplFmtDefault;
+ enum tplRegexType re_type = TPL_REGEX_BRE;
+ enum tlpRegexNoMatchType re_nomatchType = TPL_REGEX_NOMATCH_USE_DFLTSTR;
+ DEFiRet;
+
+ /* pull params */
+ pvals = nvlstGetParams(o->nvlst, &pblkProperty, NULL);
+ cnfparamsPrint(&pblkProperty, pvals);
+
+ for(i = 0 ; i < pblkProperty.nParams ; ++i) {
+ if(!pvals[i].bUsed)
+ continue;
+ if(!strcmp(pblkProperty.descr[i].name, "name")) {
+ uchar *tmpstr = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL);
+ rsCStrConstructFromszStr(&name, tmpstr);
+ cstrFinalize(name);
+ free(tmpstr);
+ } else if(!strcmp(pblkProperty.descr[i].name, "droplastlf")) {
+ droplastlf = pvals[i].val.d.n;
+ } else if(!strcmp(pblkProperty.descr[i].name, "mandatory")) {
+ mandatory = pvals[i].val.d.n;
+ } else if(!strcmp(pblkProperty.descr[i].name, "spifno1stsp")) {
+ spifno1stsp = pvals[i].val.d.n;
+ } else if(!strcmp(pblkProperty.descr[i].name, "outname")) {
+ outname = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL);
+ } else if(!strcmp(pblkProperty.descr[i].name, "position.from")) {
+ frompos = pvals[i].val.d.n;
+ } else if(!strcmp(pblkProperty.descr[i].name, "position.to")) {
+ topos = pvals[i].val.d.n;
+ } else if(!strcmp(pblkProperty.descr[i].name, "field.number")) {
+ fieldnum = pvals[i].val.d.n;
+ } else if(!strcmp(pblkProperty.descr[i].name, "field.delimiter")) {
+ fielddelim = pvals[i].val.d.n;
+ } else if(!strcmp(pblkProperty.descr[i].name, "regex.expression")) {
+ re_expr = es_str2cstr(pvals[i].val.d.estr, NULL);
+ } else if(!strcmp(pblkProperty.descr[i].name, "regex.type")) {
+ if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"BRE", sizeof("BRE")-1)) {
+ re_type = TPL_REGEX_BRE;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"ERE", sizeof("ERE")-1)) {
+ re_type = TPL_REGEX_ERE;
+ } else {
+ uchar *typeStr = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ errmsg.LogError(0, RS_RET_ERR, "invalid regex.type '%s' for property",
+ typeStr);
+ free(typeStr);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else if(!strcmp(pblkProperty.descr[i].name, "regex.nomatchmode")) {
+ if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"DFLT", sizeof("DFLT")-1)) {
+ re_nomatchType = TPL_REGEX_NOMATCH_USE_DFLTSTR;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"BLANK", sizeof("BLANK")-1)) {
+ re_nomatchType = TPL_REGEX_NOMATCH_USE_BLANK;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"FIELD", sizeof("FIELD")-1)) {
+ re_nomatchType = TPL_REGEX_NOMATCH_USE_WHOLE_FIELD;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"ZERO", sizeof("ZERO")-1)) {
+ re_nomatchType = TPL_REGEX_NOMATCH_USE_ZERO;
+ } else {
+ uchar *typeStr = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ errmsg.LogError(0, RS_RET_ERR, "invalid format type '%s' for property",
+ typeStr);
+ free(typeStr);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else if(!strcmp(pblkProperty.descr[i].name, "regex.match")) {
+ re_matchToUse = pvals[i].val.d.n;
+ } else if(!strcmp(pblkProperty.descr[i].name, "regex.submatch")) {
+ re_submatchToUse = pvals[i].val.d.n;
+ } else if(!strcmp(pblkProperty.descr[i].name, "format")) {
+ if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"csv", sizeof("csv")-1)) {
+ formatType = F_CSV;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"json", sizeof("json")-1)) {
+ formatType = F_JSON;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"jsonf", sizeof("jsonf")-1)) {
+ formatType = F_JSONF;
+ } else {
+ uchar *typeStr = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ errmsg.LogError(0, RS_RET_ERR, "invalid format type '%s' for property",
+ typeStr);
+ free(typeStr);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else if(!strcmp(pblkProperty.descr[i].name, "controlcharacters")) {
+ if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"escape", sizeof("escape")-1)) {
+ controlchr = CC_ESCAPE;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"space", sizeof("space")-1)) {
+ controlchr = CC_SPACE;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"drop", sizeof("drop")-1)) {
+ controlchr = CC_DROP;
+ } else {
+ uchar *typeStr = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ errmsg.LogError(0, RS_RET_ERR, "invalid controlcharacter mode '%s' for property",
+ typeStr);
+ free(typeStr);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else if(!strcmp(pblkProperty.descr[i].name, "securepath")) {
+ if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"drop", sizeof("drop")-1)) {
+ secpath = SP_DROP;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"replace", sizeof("replace")-1)) {
+ secpath = SP_REPLACE;
+ } else {
+ uchar *typeStr = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ errmsg.LogError(0, RS_RET_ERR, "invalid securepath mode '%s' for property",
+ typeStr);
+ free(typeStr);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else if(!strcmp(pblkProperty.descr[i].name, "caseconversion")) {
+ if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"lower", sizeof("lower")-1)) {
+ caseconv = tplCaseConvLower;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"upper", sizeof("upper")-1)) {
+ caseconv = tplCaseConvUpper;
+ } else {
+ uchar *typeStr = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ errmsg.LogError(0, RS_RET_ERR, "invalid caseconversion type '%s' for property",
+ typeStr);
+ free(typeStr);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else if(!strcmp(pblkProperty.descr[i].name, "dateformat")) {
+ if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"mysql", sizeof("mysql")-1)) {
+ datefmt = tplFmtMySQLDate;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"pgsql", sizeof("pgsql")-1)) {
+ datefmt = tplFmtPgSQLDate;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"rfc3164", sizeof("rfc3164")-1)) {
+ datefmt = tplFmtRFC3164Date;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"rfc3164-buggyday", sizeof("rfc3164-buggyday")-1)) {
+ datefmt = tplFmtRFC3164BuggyDate;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"rfc3339", sizeof("rfc3339")-1)) {
+ datefmt = tplFmtRFC3339Date;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"unixtimestamp", sizeof("unixtimestamp")-1)) {
+ datefmt = tplFmtUnixDate;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"subseconds", sizeof("subseconds")-1)) {
+ datefmt = tplFmtSecFrac;
+ } else {
+ uchar *typeStr = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ errmsg.LogError(0, RS_RET_ERR, "invalid date format '%s' for property",
+ typeStr);
+ free(typeStr);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else {
+ dbgprintf("template:propertyTpe: program error, non-handled "
+ "param '%s'\n", pblkProperty.descr[i].name);
+ }
+ }
+ if(outname == NULL) {
+ uchar *psz = cstrGetSzStrNoNULL(name);
+ /* we need to drop "$!" prefix, if present */
+ if(!strncmp((char*)psz, "$!", 2))
+ outname = ustrdup(psz + 2);
+ else
+ outname = ustrdup(psz);
+ }
+
+ /* sanity check */
+ if(topos == -1 && frompos != -1)
+ topos = 2000000000; /* large enough ;) */
+ if(frompos == -1 && topos != -1)
+ frompos = 0;
+ if(topos < frompos) {
+ errmsg.LogError(0, RS_RET_ERR, "position.to=%d is lower than postion.from=%d\n",
+ topos, frompos);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ if(fieldnum != -1 && re_expr != NULL) {
+ errmsg.LogError(0, RS_RET_ERR, "both field extraction and regex extraction "
+ "specified - this is not possible, remove one");
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+
+ /* apply */
+ CHKmalloc(pTpe = tpeConstruct(pTpl));
+ pTpe->eEntryType = FIELD;
+ CHKiRet(propNameToID(name, &pTpe->data.field.propid));
+ if(pTpe->data.field.propid == PROP_CEE) {
+ /* in CEE case, we need to preserve the actual property name */
+ pTpe->data.field.propName = es_newStrFromCStr((char*)cstrGetSzStrNoNULL(name)+1,
+ cstrLen(name)-1);
+ }
+ pTpe->data.field.options.bDropLastLF = droplastlf;
+ pTpe->data.field.options.bSPIffNo1stSP = spifno1stsp;
+ pTpe->data.field.options.bMandatory = mandatory;
+ pTpe->data.field.eCaseConv = caseconv;
+ switch(formatType) {
+ case F_NONE:
+ /* all set ;) */
+ break;
+ case F_CSV:
+ pTpe->data.field.options.bCSV = 1;
+ break;
+ case F_JSON:
+ pTpe->data.field.options.bJSON = 1;
+ break;
+ case F_JSONF:
+ pTpe->data.field.options.bJSONf = 1;
+ break;
+ }
+ switch(controlchr) {
+ case CC_NONE:
+ /* all set ;) */
+ break;
+ case CC_ESCAPE:
+ pTpe->data.field.options.bEscapeCC = 1;
+ break;
+ case CC_SPACE:
+ pTpe->data.field.options.bSpaceCC = 1;
+ break;
+ case CC_DROP:
+ pTpe->data.field.options.bDropCC = 1;
+ break;
+ }
+ switch(secpath) {
+ case SP_NONE:
+ /* all set ;) */
+ break;
+ case SP_DROP:
+ pTpe->data.field.options.bSecPathDrop = 1;
+ break;
+ case SP_REPLACE:
+ pTpe->data.field.options.bSecPathReplace = 1;
+ break;
+ }
+ pTpe->fieldName = outname;
+ if(outname != NULL)
+ pTpe->lenFieldName = ustrlen(outname);
+ pTpe->data.field.eDateFormat = datefmt;
+ if(fieldnum != -1) {
+ pTpe->data.field.has_fields = 1;
+ pTpe->data.field.iFieldNr = fieldnum;
+ pTpe->data.field.field_delim = fielddelim;
+ }
+ if(frompos != -1) {
+ pTpe->data.field.iFromPos = frompos;
+ pTpe->data.field.iToPos = topos;
+ }
+ if(re_expr != NULL) {
+ rsRetVal iRetLocal;
+ pTpe->data.field.typeRegex = re_type;
+ pTpe->data.field.nomatchAction = re_nomatchType;
+ pTpe->data.field.iMatchToUse = re_matchToUse;
+ pTpe->data.field.iSubMatchToUse = re_submatchToUse;
+ pTpe->data.field.has_regex = 1;
+ if((iRetLocal = objUse(regexp, LM_REGEXP_FILENAME)) == RS_RET_OK) {
+ int iOptions;
+ iOptions = (pTpe->data.field.typeRegex == TPL_REGEX_ERE) ? REG_EXTENDED : 0;
+ if(regexp.regcomp(&(pTpe->data.field.re), (char*) re_expr, iOptions) != 0) {
+ dbgprintf("error: can not compile regex: '%s'\n", re_expr);
+ errmsg.LogError(0, NO_ERRCODE, "error compiling regex '%s'", re_expr);
+ pTpe->data.field.has_regex = 2;
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else {
+ /* regexp object could not be loaded */
+ if(bFirstRegexpErrmsg) { /* prevent flood of messages, maybe even an endless loop! */
+ bFirstRegexpErrmsg = 0;
+ errmsg.LogError(0, NO_ERRCODE, "regexp library could not be loaded (error %d), "
+ "regexp ignored", iRetLocal);
+ }
+ pTpe->data.field.has_regex = 2;
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ }
+
+finalize_it:
+ if(pvals != NULL)
+ cnfparamvalsDestruct(pvals, &pblkProperty);
+ if(name != NULL)
+ rsCStrDestruct(&name);
+ RETiRet;
+}
+
+/* create a template in list mode, is build from sub-objects */
+static rsRetVal
+createListTpl(struct template *pTpl, struct cnfobj *o)
+{
+ struct objlst *lst;
+ DEFiRet;
+
+ dbgprintf("create template from subobjs\n");
+ objlstPrint(o->subobjs);
+
+ for(lst = o->subobjs ; lst != NULL ; lst = lst->next) {
+ switch(lst->obj->objType) {
+ case CNFOBJ_PROPERTY:
+ CHKiRet(createPropertyTpe(pTpl, lst->obj));
+ break;
+ case CNFOBJ_CONSTANT:
+ CHKiRet(createConstantTpe(pTpl, lst->obj));
+ break;
+ default:dbgprintf("program error: invalid object type %d "
+ "in createLstTpl\n", lst->obj->objType);
+ break;
+ }
+ nvlstChkUnused(lst->obj->nvlst);
+ }
+finalize_it:
+ RETiRet;
+}
+
+/* Add a new template via the v6 config system. */
+rsRetVal
+tplProcessCnf(struct cnfobj *o)
+{
+ struct template *pTpl = NULL;
+ struct cnfparamvals *pvals = NULL;
+ int lenName;
+ char *name = NULL;
+ uchar *tplStr = NULL;
+ uchar *plugin = NULL;
+ es_str_t *subtree = NULL;
+ uchar *p;
+ enum { T_STRING, T_PLUGIN, T_LIST, T_SUBTREE } tplType;
+ int i;
+ int o_sql=0, o_stdsql=0, o_json=0; /* options */
+ int numopts;
+ rsRetVal localRet;
+ DEFiRet;
+
+ pvals = nvlstGetParams(o->nvlst, &pblk, NULL);
+ cnfparamsPrint(&pblk, pvals);
+
+ for(i = 0 ; i < pblk.nParams ; ++i) {
+ if(!pvals[i].bUsed)
+ continue;
+ if(!strcmp(pblk.descr[i].name, "name")) {
+ lenName = es_strlen(pvals[i].val.d.estr);
+ name = es_str2cstr(pvals[i].val.d.estr, NULL);
+ } else if(!strcmp(pblk.descr[i].name, "type")) {
+ if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"string", sizeof("string")-1)) {
+ tplType = T_STRING;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"plugin", sizeof("plugin")-1)) {
+ tplType = T_PLUGIN;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"list", sizeof("list")-1)) {
+ tplType = T_LIST;
+ } else if(!es_strbufcmp(pvals[i].val.d.estr, (uchar*)"subtree", sizeof("subtree")-1)) {
+ tplType = T_SUBTREE;
+ } else {
+ uchar *typeStr = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ errmsg.LogError(0, RS_RET_ERR, "invalid template type '%s'",
+ typeStr);
+ free(typeStr);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else if(!strcmp(pblk.descr[i].name, "string")) {
+ tplStr = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ } else if(!strcmp(pblk.descr[i].name, "subtree")) {
+ uchar *st_str = es_getBufAddr(pvals[i].val.d.estr);
+ if(st_str[0] != '$' || st_str[1] != '!') {
+ char *cstr = es_str2cstr(pvals[i].val.d.estr, NULL);
+ errmsg.LogError(0, RS_RET_ERR, "invalid subtree "
+ "parameter, variable must start with '$!' but "
+ "var name is '%s'", cstr);
+ free(cstr);
+ free(name); /* overall assigned */
+ ABORT_FINALIZE(RS_RET_ERR);
+ } else {
+ /* TODO: unify strings! */
+ char *cstr = es_str2cstr(pvals[i].val.d.estr, NULL);
+ subtree = es_newStrFromBuf(cstr+1, es_strlen(pvals[i].val.d.estr)-1);
+ free(cstr);
+ }
+ } else if(!strcmp(pblk.descr[i].name, "plugin")) {
+ plugin = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL);
+ } else if(!strcmp(pblk.descr[i].name, "option.stdsql")) {
+ o_stdsql = pvals[i].val.d.n;
+ } else if(!strcmp(pblk.descr[i].name, "option.sql")) {
+ o_sql = pvals[i].val.d.n;
+ } else if(!strcmp(pblk.descr[i].name, "option.json")) {
+ o_json = pvals[i].val.d.n;
+ } else {
+ dbgprintf("template: program error, non-handled "
+ "param '%s'\n", pblk.descr[i].name);
+ }
+ }
+
+ /* do config sanity checks */
+ if(tplStr == NULL) {
+ if(tplType == T_STRING) {
+ errmsg.LogError(0, RS_RET_ERR, "template '%s' of type string needs "
+ "string parameter", name);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else {
+ if(tplType != T_STRING) {
+ errmsg.LogError(0, RS_RET_ERR, "template '%s' is not a string "
+ "template but has a string specified - ignored", name);
+ }
+ }
+
+ if(plugin == NULL) {
+ if(tplType == T_PLUGIN) {
+ errmsg.LogError(0, RS_RET_ERR, "template '%s' of type plugin needs "
+ "plugin parameter", name);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else {
+ if(tplType != T_PLUGIN) {
+ errmsg.LogError(0, RS_RET_ERR, "template '%s' is not a plugin "
+ "template but has a plugin specified - ignored", name);
+ }
+ }
+
+ if(subtree == NULL) {
+ if(tplType == T_SUBTREE) {
+ errmsg.LogError(0, RS_RET_ERR, "template '%s' of type subtree needs "
+ "subtree parameter", name);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else {
+ if(tplType != T_SUBTREE) {
+ errmsg.LogError(0, RS_RET_ERR, "template '%s' is not a subtree "
+ "template but has a subtree specified - ignored", name);
+ }
+ }
+
+ if(o->subobjs == NULL) {
+ if(tplType == T_LIST) {
+ errmsg.LogError(0, RS_RET_ERR, "template '%s' of type list has "
+ "has no parameters specified", name);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ } else {
+ if(tplType != T_LIST) {
+ errmsg.LogError(0, RS_RET_ERR, "template '%s' is not a list "
+ "template but has parameters specified - ignored", name);
+ }
+ }
+
+ numopts = 0;
+ if(o_sql) ++numopts;
+ if(o_stdsql) ++numopts;
+ if(o_json) ++numopts;
+ if(numopts > 1) {
+ errmsg.LogError(0, RS_RET_ERR, "template '%s' has multiple incompatible "
+ "options of sql, stdsql or json specified", name);
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+
+ /* config ok */
+ if((pTpl = tplConstruct(loadConf)) == NULL) {
+ DBGPRINTF("template.c: tplConstruct failed!\n");
+ ABORT_FINALIZE(RS_RET_ERR);
+ }
+ pTpl->pszName = name;
+ pTpl->iLenName = lenName;
+
+ switch(tplType) {
+ case T_STRING: p = tplStr;
+ while(*p) {
+ switch(*p) {
+ case '%': /* parameter */
+ ++p; /* eat '%' */
+ do_Parameter(&p, pTpl);
+ break;
+ default: /* constant */
+ do_Constant(&p, pTpl);
+ break;
+ }
+ }
+ break;
+ case T_PLUGIN: p = plugin;
+ /* TODO: the use of tplAddTplMod() can be improved! */
+ localRet = tplAddTplMod(pTpl, &p);
+ if(localRet != RS_RET_OK) {
+ errmsg.LogError(0, localRet, "template '%s': error %d "
+ "defining template via plugin (strgen) module",
+ pTpl->pszName, localRet);
+ ABORT_FINALIZE(localRet);
+ }
+ break;
+ case T_LIST: createListTpl(pTpl, o);
+ break;
+ case T_SUBTREE: pTpl->subtree = subtree;
+ break;
+ }
+
+ pTpl->optFormatEscape = NO_ESCAPE;
+ if(o_stdsql)
+ pTpl->optFormatEscape = STDSQL_ESCAPE;
+ else if(o_sql)
+ pTpl->optFormatEscape = SQL_ESCAPE;
+ else if(o_json)
+ pTpl->optFormatEscape = JSON_ESCAPE;
+
+finalize_it:
+ if(pvals != NULL)
+ cnfparamvalsDestruct(pvals, &pblk);
+ if(iRet != RS_RET_OK) {
+ if(pTpl != NULL) {
+ /* we simply make the template defunct in this case by setting
+ * its name to a zero-string. We do not free it, as this would
+ * require additional code and causes only a very small memory
+ * consumption. TODO: maybe in next iteration...
+ */
+ *pTpl->pszName = '\0';
+ }
+ }
+
+ RETiRet;
+}
+
/* Find a template object based on name. Search
* currently is case-senstive (should we change?).
@@ -1037,13 +1870,13 @@ struct template *tplAddLine(char* pName, uchar** ppRestOfConfLine)
* NULL otherwise.
* rgerhards 2004-11-17
*/
-struct template *tplFind(char *pName, int iLenName)
+struct template *tplFind(rsconf_t *conf, char *pName, int iLenName)
{
struct template *pTpl;
assert(pName != NULL);
- pTpl = tplRoot;
+ pTpl = conf->templates.root;
while(pTpl != NULL &&
!(pTpl->iLenName == iLenName &&
!strcmp(pTpl->pszName, pName)
@@ -1061,13 +1894,13 @@ struct template *tplFind(char *pName, int iLenName)
* "normal" debugging. Uncomment them, if they are needed.
* rgerhards, 2007-07-05
*/
-void tplDeleteAll(void)
+void tplDeleteAll(rsconf_t *conf)
{
struct template *pTpl, *pTplDel;
struct templateEntry *pTpe, *pTpeDel;
BEGINfunc
- pTpl = tplRoot;
+ pTpl = conf->templates.root;
while(pTpl != NULL) {
/* dbgprintf("Delete Template: Name='%s'\n ", pTpl->pszName == NULL? "NULL" : pTpl->pszName);*/
pTpe = pTpl->pEntryRoot;
@@ -1092,16 +1925,20 @@ void tplDeleteAll(void)
regexp.regfree(&(pTpeDel->data.field.re));
}
}
+ if(pTpeDel->data.field.propName != NULL)
+ es_deleteStr(pTpeDel->data.field.propName);
#endif
break;
}
+ free(pTpeDel->fieldName);
/*dbgprintf("\n");*/
free(pTpeDel);
}
pTplDel = pTpl;
pTpl = pTpl->pNext;
- if(pTplDel->pszName != NULL)
- free(pTplDel->pszName);
+ free(pTplDel->pszName);
+ if(pTplDel->subtree != NULL)
+ es_deleteStr(pTplDel->subtree);
free(pTplDel);
}
ENDfunc
@@ -1111,19 +1948,19 @@ void tplDeleteAll(void)
/* Destroy all templates obtained from conf file
* preserving hardcoded ones. This is called from init().
*/
-void tplDeleteNew(void)
+void tplDeleteNew(rsconf_t *conf)
{
struct template *pTpl, *pTplDel;
struct templateEntry *pTpe, *pTpeDel;
BEGINfunc
- if(tplRoot == NULL || tplLastStatic == NULL)
+ if(conf->templates.root == NULL || conf->templates.lastStatic == NULL)
return;
- pTpl = tplLastStatic->pNext;
- tplLastStatic->pNext = NULL;
- tplLast = tplLastStatic;
+ pTpl = conf->templates.lastStatic->pNext;
+ conf->templates.lastStatic->pNext = NULL;
+ conf->templates.last = conf->templates.lastStatic;
while(pTpl != NULL) {
/* dbgprintf("Delete Template: Name='%s'\n ", pTpl->pszName == NULL? "NULL" : pTpl->pszName);*/
pTpe = pTpl->pEntryRoot;
@@ -1148,6 +1985,8 @@ void tplDeleteNew(void)
regexp.regfree(&(pTpeDel->data.field.re));
}
}
+ if(pTpeDel->data.field.propName != NULL)
+ es_deleteStr(pTpeDel->data.field.propName);
#endif
break;
}
@@ -1156,33 +1995,36 @@ void tplDeleteNew(void)
}
pTplDel = pTpl;
pTpl = pTpl->pNext;
- if(pTplDel->pszName != NULL)
- free(pTplDel->pszName);
+ free(pTplDel->pszName);
+ if(pTplDel->subtree != NULL)
+ es_deleteStr(pTplDel->subtree);
free(pTplDel);
}
ENDfunc
}
/* Store the pointer to the last hardcoded teplate */
-void tplLastStaticInit(struct template *tpl)
+void tplLastStaticInit(rsconf_t *conf, struct template *tpl)
{
- tplLastStatic = tpl;
+ conf->templates.lastStatic = tpl;
}
/* Print the template structure. This is more or less a
* debug or test aid, but anyhow I think it's worth it...
*/
-void tplPrintList(void)
+void tplPrintList(rsconf_t *conf)
{
struct template *pTpl;
struct templateEntry *pTpe;
- pTpl = tplRoot;
+ pTpl = conf->templates.root;
while(pTpl != NULL) {
dbgprintf("Template: Name='%s' ", pTpl->pszName == NULL? "NULL" : pTpl->pszName);
- if(pTpl->optFormatForSQL == 1)
+ if(pTpl->optFormatEscape == SQL_ESCAPE)
dbgprintf("[SQL-Format (MySQL)] ");
- else if(pTpl->optFormatForSQL == 2)
+ else if(pTpl->optFormatEscape == JSON_ESCAPE)
+ dbgprintf("[JSON-Escaped Format] ");
+ else if(pTpl->optFormatEscape == STDSQL_ESCAPE)
dbgprintf("[SQL-Format (standard SQL)] ");
dbgprintf("\n");
pTpe = pTpl->pEntryRoot;
@@ -1198,6 +2040,11 @@ void tplPrintList(void)
break;
case FIELD:
dbgprintf("(FIELD), value: '%d' ", pTpe->data.field.propid);
+ if(pTpe->data.field.propid == PROP_CEE) {
+ char *cstr = es_str2cstr(pTpe->data.field.propName, NULL);
+ dbgprintf("[EE-Property: '%s'] ", cstr);
+ free(cstr);
+ }
switch(pTpe->data.field.eDateFormat) {
case tplFmtDefault:
break;
@@ -1213,6 +2060,9 @@ void tplPrintList(void)
case tplFmtRFC3339Date:
dbgprintf("[Format as RFC3339-Date] ");
break;
+ case tplFmtUnixDate:
+ dbgprintf("[Format as Unix timestamp] ");
+ break;
default:
dbgprintf("[INVALID eDateFormat %d] ", pTpe->data.field.eDateFormat);
}
@@ -1247,14 +2097,23 @@ void tplPrintList(void)
if(pTpe->data.field.options.bCSV) {
dbgprintf("[format as CSV (RFC4180)]");
}
+ if(pTpe->data.field.options.bJSON) {
+ dbgprintf("[format as JSON] ");
+ }
+ if(pTpe->data.field.options.bJSONf) {
+ dbgprintf("[format as JSON field] ");
+ }
+ if(pTpe->data.field.options.bMandatory) {
+ dbgprintf("[mandatory field] ");
+ }
if(pTpe->data.field.options.bDropLastLF) {
dbgprintf("[drop last LF in msg] ");
}
if(pTpe->data.field.has_fields == 1) {
dbgprintf("[substring, field #%d only (delemiter %d)] ",
- pTpe->data.field.iToPos, pTpe->data.field.field_delim);
- } else if(pTpe->data.field.iFromPos != 0 ||
- pTpe->data.field.iToPos != 0) {
+ pTpe->data.field.iFieldNr, pTpe->data.field.field_delim);
+ }
+ if(pTpe->data.field.iFromPos != 0 || pTpe->data.field.iToPos != 0) {
dbgprintf("[substring, from character %d to %d] ",
pTpe->data.field.iFromPos,
pTpe->data.field.iToPos);