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-rw-r--r--plugins/omstdout/omstdout.c80
1 files changed, 78 insertions, 2 deletions
diff --git a/plugins/omstdout/omstdout.c b/plugins/omstdout/omstdout.c
index 6e227ba9..e491005c 100644
--- a/plugins/omstdout/omstdout.c
+++ b/plugins/omstdout/omstdout.c
@@ -49,7 +49,12 @@ MODULE_TYPE_OUTPUT
*/
DEF_OMOD_STATIC_DATA
+/* config variables */
+static int bUseArrayInterface; /* shall action use array instead of string template interface? */
+
+
typedef struct _instanceData {
+ int bUseArrayInterface; /* uses action use array instead of string template interface? */
} instanceData;
BEGINcreateInstance
@@ -79,12 +84,46 @@ CODESTARTtryResume
ENDtryResume
BEGINdoAction
+ char **szParams;
+ char *toWrite;
+ int iParamVal;
+ int iParam;
+ int iBuf;
+ char szBuf[65564];
CODESTARTdoAction
- write(1, (char*)ppString[0], strlen((char*)ppString[0]));
+ if(pData->bUseArrayInterface) {
+ /* if we use array passing, we need to put together a string
+ * ourselves. At this point, please keep in mind that omstdout is
+ * primarily a testing aid. Other modules may do different processing
+ * if they would like to support downlevel versions which do not support
+ * array-passing, but also use that interface on cores who do...
+ * So this code here is also more or less an example of how to do that.
+ * rgerhards, 2009-04-03
+ */
+ szParams = (char**) (ppString[0]);
+ /* In array-passing mode, ppString[] contains a NULL-terminated array
+ * of char *pointers.
+ */
+ iParam = 0;
+ iBuf = 0;
+ while(szParams[iParam] != NULL) {
+ iParamVal = 0;
+ while(szParams[iParam][iParamVal] != '\0' && iBuf < sizeof(szBuf)) {
+ szBuf[iBuf++] = szParams[iParam][iParamVal++];
+ }
+ ++iParam;
+ }
+ szBuf[iBuf] = '\0';
+ toWrite = szBuf;
+ } else {
+ toWrite = (char*) ppString[0];
+ }
+ write(1, toWrite, strlen(toWrite)); /* 1 is stdout! */
ENDdoAction
BEGINparseSelectorAct
+ int iTplOpts;
CODESTARTparseSelectorAct
CODE_STD_STRING_REQUESTparseSelectorAct(1)
/* first check if this config line is actually for us */
@@ -99,7 +138,9 @@ CODE_STD_STRING_REQUESTparseSelectorAct(1)
/* check if a non-standard template is to be applied */
if(*(p-1) == ';')
--p;
- CHKiRet(cflineParseTemplateName(&p, *ppOMSR, 0, 0, (uchar*) "RSYSLOG_FileFormat"));
+ iTplOpts = (bUseArrayInterface == 0) ? 0 : OMSR_TPL_AS_ARRAY;
+ CHKiRet(cflineParseTemplateName(&p, *ppOMSR, 0, iTplOpts, (uchar*) "RSYSLOG_FileFormat"));
+ pData->bUseArrayInterface = bUseArrayInterface;
CODE_STD_FINALIZERparseSelectorAct
ENDparseSelectorAct
@@ -115,10 +156,45 @@ CODEqueryEtryPt_STD_OMOD_QUERIES
ENDqueryEtryPt
+
+/* Reset config variables for this module to default values.
+ */
+static rsRetVal resetConfigVariables(uchar __attribute__((unused)) *pp, void __attribute__((unused)) *pVal)
+{
+ DEFiRet;
+ bUseArrayInterface = 0;
+ RETiRet;
+}
+
+
BEGINmodInit()
+ rsRetVal localRet;
+ rsRetVal (*pomsrGetSupportedTplOpts)(unsigned long *pOpts);
+ unsigned long opts;
+ int bArrayPassingSupported; /* does core support template passing as an array? */
CODESTARTmodInit
*ipIFVersProvided = CURR_MOD_IF_VERSION; /* we only support the current interface specification */
CODEmodInit_QueryRegCFSLineHdlr
+ /* check if the rsyslog core supports parameter passing code */
+ bArrayPassingSupported = 0;
+ localRet = pHostQueryEtryPt((uchar*)"OMSRgetSupportedTplOpts", &pomsrGetSupportedTplOpts);
+ if(localRet == RS_RET_OK) {
+ /* found entry point, so let's see if core supports array passing */
+ CHKiRet((*pomsrGetSupportedTplOpts)(&opts));
+ if(opts & OMSR_TPL_AS_ARRAY)
+ bArrayPassingSupported = 1;
+ } else if(localRet != RS_RET_ENTRY_POINT_NOT_FOUND) {
+ ABORT_FINALIZE(localRet); /* Something else went wrong, what is not acceptable */
+ }
+ DBGPRINTF("omstdout: array-passing is %ssupported by rsyslog core.\n", bArrayPassingSupported ? "" : "not ");
+
+ if(bArrayPassingSupported) {
+ /* enable config comand only if core supports it */
+ CHKiRet(omsdRegCFSLineHdlr((uchar *)"actionomstdoutarrayinterface", 0, eCmdHdlrBinary, NULL,
+ &bUseArrayInterface, STD_LOADABLE_MODULE_ID));
+ }
+ CHKiRet(omsdRegCFSLineHdlr((uchar *)"resetconfigvariables", 1, eCmdHdlrCustomHandler,
+ resetConfigVariables, NULL, STD_LOADABLE_MODULE_ID));
ENDmodInit
/* vi:set ai: