diff options
Diffstat (limited to 'plugins/omgssapi/omgssapi.c')
-rw-r--r-- | plugins/omgssapi/omgssapi.c | 80 |
1 files changed, 45 insertions, 35 deletions
diff --git a/plugins/omgssapi/omgssapi.c b/plugins/omgssapi/omgssapi.c index 782ac22f..6b75540f 100644 --- a/plugins/omgssapi/omgssapi.c +++ b/plugins/omgssapi/omgssapi.c @@ -58,8 +58,11 @@ #include "errmsg.h" MODULE_TYPE_OUTPUT +MODULE_TYPE_NOKEEP +static rsRetVal resetConfigVariables(uchar __attribute__((unused)) *pp, void __attribute__((unused)) *pVal); + /* internal structures */ DEF_OMOD_STATIC_DATA @@ -85,12 +88,24 @@ typedef struct _instanceData { } instanceData; /* config data */ -static uchar *pszTplName = NULL; /* name of the default template to use */ -static char *gss_base_service_name = NULL; -static enum gss_mode_t { + +typedef enum gss_mode_e { GSSMODE_MIC, GSSMODE_ENC -} gss_mode = GSSMODE_ENC; +} gss_mode_t; + +typedef struct configSettings_s { + uchar *pszTplName; /* name of the default template to use */ + char *gss_base_service_name; + gss_mode_t gss_mode; +} configSettings_t; + +SCOPING_SUPPORT; /* must be set AFTER configSettings_t is defined */ + +BEGINinitConfVars /* (re)set config variables to default values */ +CODESTARTinitConfVars + resetConfigVariables(NULL, NULL); +ENDinitConfVars /* get the syslog forward port from selector_t. The passed in * struct must be one that is setup for forwarding. @@ -141,10 +156,8 @@ CODESTARTfreeInstance /* this is meant to be done when module is unloaded, but since this module is static... */ - if (gss_base_service_name != NULL) { - free(gss_base_service_name); - gss_base_service_name = NULL; - } + free(cs.gss_base_service_name); + cs.gss_base_service_name = NULL; /* final cleanup */ tcpclt.Destruct(&pData->pTCPClt); @@ -191,9 +204,9 @@ static rsRetVal TCPSendGSSInit(void *pvData) if(pData->sock > 0) ABORT_FINALIZE(RS_RET_OK); - base = (gss_base_service_name == NULL) ? "host" : gss_base_service_name; + base = (cs.gss_base_service_name == NULL) ? "host" : cs.gss_base_service_name; out_tok.length = strlen(pData->f_hname) + strlen(base) + 2; - CHKmalloc(out_tok.value = malloc(out_tok.length)); + CHKmalloc(out_tok.value = MALLOC(out_tok.length)); strcpy(out_tok.value, base); strcat(out_tok.value, "@"); strcat(out_tok.value, pData->f_hname); @@ -215,10 +228,10 @@ static rsRetVal TCPSendGSSInit(void *pvData) sess_flags = &pData->gss_flags; *sess_flags = GSS_C_MUTUAL_FLAG; - if (gss_mode == GSSMODE_MIC) { + if (cs.gss_mode == GSSMODE_MIC) { *sess_flags |= GSS_C_INTEG_FLAG; } - if (gss_mode == GSSMODE_ENC) { + if (cs.gss_mode == GSSMODE_ENC) { *sess_flags |= GSS_C_CONF_FLAG; } dbgprintf("GSS-API requested context flags:\n"); @@ -299,7 +312,7 @@ static rsRetVal TCPSendGSSSend(void *pvData, char *msg, size_t len) context = &pData->gss_context; in_buf.value = msg; in_buf.length = len; - maj_stat = gss_wrap(&min_stat, *context, (gss_mode == GSSMODE_ENC) ? 1 : 0, GSS_C_QOP_DEFAULT, + maj_stat = gss_wrap(&min_stat, *context, (cs.gss_mode == GSSMODE_ENC) ? 1 : 0, GSS_C_QOP_DEFAULT, &in_buf, NULL, &out_buf); if (maj_stat != GSS_S_COMPLETE) { gssutil.display_status("wrapping message", maj_stat, min_stat); @@ -409,13 +422,13 @@ CODESTARTdoAction * hard-coded but this may be changed to a config parameter. * rgerhards, 2006-11-30 */ - if(pData->compressionLevel && (l > MIN_SIZE_FOR_COMPRESS)) { + if(pData->compressionLevel && (l > CONF_MIN_SIZE_FOR_COMPRESS)) { Bytef *out; uLongf destLen = sizeof(out) / sizeof(Bytef); uLong srcLen = l; int ret; /* TODO: optimize malloc sequence? -- rgerhards, 2008-09-02 */ - CHKmalloc(out = (Bytef*) malloc(iMaxLine + iMaxLine/100 + 12)); + CHKmalloc(out = (Bytef*) MALLOC(iMaxLine + iMaxLine/100 + 12)); out[0] = 'z'; out[1] = '\0'; ret = compress2((Bytef*) out+1, &destLen, (Bytef*) psz, @@ -563,7 +576,7 @@ CODE_STD_STRING_REQUESTparseSelectorAct(1) tmp = ++p; for(i=0 ; *p && isdigit((int) *p) ; ++p, ++i) /* SKIP AND COUNT */; - pData->port = malloc(i + 1); + pData->port = MALLOC(i + 1); if(pData->port == NULL) { errmsg.LogError(0, NO_ERRCODE, "Could not get memory to store syslog forwarding port, " "using default port, results may not be what you intend\n"); @@ -603,7 +616,7 @@ CODE_STD_STRING_REQUESTparseSelectorAct(1) /* process template */ CHKiRet(cflineParseTemplateName(&p, *ppOMSR, 0, OMSR_NO_RQD_TPL_OPTS, - (pszTplName == NULL) ? (uchar*)"RSYSLOG_TraditionalForwardFormat" : pszTplName)); + (cs.pszTplName == NULL) ? (uchar*)"RSYSLOG_TraditionalForwardFormat" : cs.pszTplName)); /* first set the pData->eDestState */ memset(&hints, 0, sizeof(hints)); @@ -640,9 +653,9 @@ CODESTARTmodExit objRelease(gssutil, LM_GSSUTIL_FILENAME); objRelease(tcpclt, LM_TCPCLT_FILENAME); - if(pszTplName != NULL) { - free(pszTplName); - pszTplName = NULL; + if(cs.pszTplName != NULL) { + free(cs.pszTplName); + cs.pszTplName = NULL; } ENDmodExit @@ -659,10 +672,10 @@ static rsRetVal setGSSMode(void __attribute__((unused)) *pVal, uchar *mode) DEFiRet; if (!strcmp((char *) mode, "integrity")) { - gss_mode = GSSMODE_MIC; + cs.gss_mode = GSSMODE_MIC; dbgprintf("GSS-API gssmode set to GSSMODE_MIC\n"); } else if (!strcmp((char *) mode, "encryption")) { - gss_mode = GSSMODE_ENC; + cs.gss_mode = GSSMODE_ENC; dbgprintf("GSS-API gssmode set to GSSMODE_ENC\n"); } else { errmsg.LogError(0, RS_RET_INVALID_PARAMS, "unknown gssmode parameter: %s", (char *) mode); @@ -676,21 +689,18 @@ static rsRetVal setGSSMode(void __attribute__((unused)) *pVal, uchar *mode) static rsRetVal resetConfigVariables(uchar __attribute__((unused)) *pp, void __attribute__((unused)) *pVal) { - gss_mode = GSSMODE_ENC; - if (gss_base_service_name != NULL) { - free(gss_base_service_name); - gss_base_service_name = NULL; - } - if(pszTplName != NULL) { - free(pszTplName); - pszTplName = NULL; - } + cs.gss_mode = GSSMODE_ENC; + free(cs.gss_base_service_name); + cs.gss_base_service_name = NULL; + free(cs.pszTplName); + cs.pszTplName = NULL; return RS_RET_OK; } BEGINmodInit() CODESTARTmodInit +SCOPINGmodInit *ipIFVersProvided = CURR_MOD_IF_VERSION; /* we only support the current interface specification */ CODEmodInit_QueryRegCFSLineHdlr CHKiRet(objUse(errmsg, CORE_COMPONENT)); @@ -698,10 +708,10 @@ CODEmodInit_QueryRegCFSLineHdlr CHKiRet(objUse(gssutil, LM_GSSUTIL_FILENAME)); CHKiRet(objUse(tcpclt, LM_TCPCLT_FILENAME)); - CHKiRet(omsdRegCFSLineHdlr((uchar *)"gssforwardservicename", 0, eCmdHdlrGetWord, NULL, &gss_base_service_name, STD_LOADABLE_MODULE_ID)); - CHKiRet(omsdRegCFSLineHdlr((uchar *)"gssmode", 0, eCmdHdlrGetWord, setGSSMode, &gss_mode, STD_LOADABLE_MODULE_ID)); - CHKiRet(omsdRegCFSLineHdlr((uchar *)"actiongssforwarddefaulttemplate", 0, eCmdHdlrGetWord, NULL, &pszTplName, STD_LOADABLE_MODULE_ID)); - CHKiRet(omsdRegCFSLineHdlr((uchar *)"resetconfigvariables", 1, eCmdHdlrCustomHandler, resetConfigVariables, NULL, STD_LOADABLE_MODULE_ID)); + CHKiRet(omsdRegCFSLineHdlr((uchar *)"gssforwardservicename", 0, eCmdHdlrGetWord, NULL, &cs.gss_base_service_name, STD_LOADABLE_MODULE_ID, eConfObjAction)); + CHKiRet(omsdRegCFSLineHdlr((uchar *)"gssmode", 0, eCmdHdlrGetWord, setGSSMode, &cs.gss_mode, STD_LOADABLE_MODULE_ID, eConfObjAction)); + CHKiRet(omsdRegCFSLineHdlr((uchar *)"actiongssforwarddefaulttemplate", 0, eCmdHdlrGetWord, NULL, &cs.pszTplName, STD_LOADABLE_MODULE_ID, eConfObjAction)); + CHKiRet(omsdRegCFSLineHdlr((uchar *)"resetconfigvariables", 1, eCmdHdlrCustomHandler, resetConfigVariables, NULL, STD_LOADABLE_MODULE_ID, eConfObjAction)); ENDmodInit #endif /* #ifdef USE_GSSAPI */ |