ability to load proper select netstrm driver

4 files changed, 26 insertions, 16 deletions

diff --git a/runtime/glbl.c b/runtime/glbl.c
index 7b584d30..58605bb0 100644
--- a/runtime/glbl.c
+++ b/runtime/glbl.c
@@ -40,7 +40,7 @@
 
 /* some defaults */
 #ifndef DFLT_NETSTRM_DRVR
-#	define DFLT_NETSTRM_DRVR ((uchar*)"lmnsd_ptcp")
+#	define DFLT_NETSTRM_DRVR ((uchar*)"ptcp")
 #endif
 
 /* static data */
diff --git a/runtime/netstrms.c b/runtime/netstrms.c
index caded8a4..dc9d0b69 100644
--- a/runtime/netstrms.c
+++ b/runtime/netstrms.c
@@ -23,6 +23,7 @@
  * A copy of the LGPL can be found in the file "COPYING.LESSER" in this distribution.
  */
 #include "config.h"
+#include <stdio.h>
 #include <stdlib.h>
 #include <assert.h>
 #include <errno.h>
@@ -55,13 +56,15 @@ DEFobjCurrIf(netstrm)
 static rsRetVal
 loadDrvr(netstrms_t *pThis)
 {
-	uchar *pDrvrName;
 	DEFiRet;
+	uchar *pBaseDrvrName;
+	uchar szDrvrName[48]; /* 48 shall be large enough */
 
-	pDrvrName = pThis->pDrvrName;
-	if(pDrvrName == NULL) /* if no drvr name is set, use system default */
-		pDrvrName = glbl.GetDfltNetstrmDrvr();
-RUNLOG_VAR("%s", pDrvrName);
+	pBaseDrvrName = pThis->pDrvrName;
+	if(pBaseDrvrName == NULL) /* if no drvr name is set, use system default */
+		pBaseDrvrName = glbl.GetDfltNetstrmDrvr();
+	if(snprintf((char*)szDrvrName, sizeof(szDrvrName), "lmnsd_%s", pBaseDrvrName) == sizeof(szDrvrName))
+		ABORT_FINALIZE(RS_RET_DRVRNAME_TOO_LONG);
 
 	pThis->Drvr.ifVersion = nsdCURR_IF_VERSION;
 	/* The pDrvrName+2 below is a hack to obtain the object name. It 
@@ -70,7 +73,7 @@ RUNLOG_VAR("%s", pDrvrName);
 	 * about this hack, but for the time being it is efficient and clean
 	 * enough. -- rgerhards, 2008-04-18
 	 */
-	CHKiRet(obj.UseObj(__FILE__, pDrvrName+2, pDrvrName, (void*) &pThis->Drvr));
+	CHKiRet(obj.UseObj(__FILE__, szDrvrName+2, szDrvrName, (void*) &pThis->Drvr));
 finalize_it:
 	RETiRet;
 }
diff --git a/runtime/nssel.c b/runtime/nssel.c
index 5333fc75..793da9dc 100644
--- a/runtime/nssel.c
+++ b/runtime/nssel.c
@@ -54,18 +54,25 @@ DEFobjCurrIf(glbl)
 /* load our low-level driver. This must be done before any
  * driver-specific functions (allmost all...) can be carried
  * out. Note that the driver's .ifIsLoaded is correctly
- * initialized by calloc() and we depend on that.
- * rgerhards, 2008-04-18
+ * initialized by calloc() and we depend on that. Please note that
+ * we do some name-mangeling. We know that each nsd driver also needs
+ * a nssel driver. So we simply append "sel" to the nsd driver name: This, 
+ * of course, means that the driver name must match these rules, but that
+ * shouldn't be a real problem.
+ * rgerhards, 2008-04-28
  */
 static rsRetVal
 loadDrvr(nssel_t *pThis)
 {
-	uchar *pDrvrName;
 	DEFiRet;
+	uchar *pBaseDrvrName;
+	uchar szDrvrName[48]; /* 48 shall be large enough */
 
-	pDrvrName = pThis->pDrvrName;
-	if(pDrvrName == NULL) /* if no drvr name is set, use system default */
-		pDrvrName = glbl.GetDfltNetstrmDrvr();
+	pBaseDrvrName = pThis->pDrvrName;
+	if(pBaseDrvrName == NULL) /* if no drvr name is set, use system default */
+		pBaseDrvrName = glbl.GetDfltNetstrmDrvr();
+	if(snprintf((char*)szDrvrName, sizeof(szDrvrName), "lmnsdsel_%s", pBaseDrvrName) == sizeof(szDrvrName))
+		ABORT_FINALIZE(RS_RET_DRVRNAME_TOO_LONG);
 
 	pThis->Drvr.ifVersion = nsdCURR_IF_VERSION;
 	/* The pDrvrName+2 below is a hack to obtain the object name. It 
@@ -74,8 +81,7 @@ loadDrvr(nssel_t *pThis)
 	 * about this hack, but for the time being it is efficient and clean
 	 * enough. -- rgerhards, 2008-04-18
 	 */
-	//CHKiRet(obj.UseObj(__FILE__, pDrvrName+2, pDrvrName, (void*) &pThis->Drvr));
-	CHKiRet(obj.UseObj(__FILE__, "nsdsel_gtls", "lmnsdsel_gtls", (void*) &pThis->Drvr));
+	CHKiRet(obj.UseObj(__FILE__, szDrvrName+2, szDrvrName, (void*) &pThis->Drvr));
 finalize_it:
 	RETiRet;
 }
diff --git a/runtime/rsyslog.h b/runtime/rsyslog.h
index 771ad0bb..41f4f0c2 100644
--- a/runtime/rsyslog.h
+++ b/runtime/rsyslog.h
@@ -219,7 +219,8 @@ enum rsRetVal_				/** return value. All methods return this if not specified oth
 	RS_RET_GNUTLS_ERR = -2078, /**< (unexpected) error in GnuTLS call */
 	RS_RET_MAX_SESS_REACHED = -2079, /**< max nbr of sessions reached, can not create more */
 	RS_RET_MAX_LSTN_REACHED = -2080, /**< max nbr of listeners reached, can not create more */
-	RS_RET_INVAID_DRVR_MODE= -2081, /**< tried to set mode not supported by driver */
+	RS_RET_INVAID_DRVR_MODE = -2081, /**< tried to set mode not supported by driver */
+	RS_RET_DRVRNAME_TOO_LONG = -2082, /**< driver name too long - should never happen */
 
 	/* RainerScript error messages (range 1000.. 1999) */
 	RS_RET_SYSVAR_NOT_FOUND = 1001, /**< system variable could not be found (maybe misspelled) */