version 1.3, 2006/01/30 16:17:54
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version 1.16.10.1, 2008/07/01 15:18:26
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// | // |
//============================================================================== | //============================================================================== |
// | // |
// Author: Yi Zhou, Hewlett-Packard Company (Yi.Zhou@hp.com) |
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// |
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// Modified By: |
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// |
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//%///////////////////////////////////////////////////////////////////////////// | //%///////////////////////////////////////////////////////////////////////////// |
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#include <Pegasus/Common/Packer.h> | #include <Pegasus/Common/Packer.h> |
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PEGASUS_NAMESPACE_BEGIN | PEGASUS_NAMESPACE_BEGIN |
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void snmpDeliverTrap_netsnmp::initialize() |
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{ |
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PEG_METHOD_ENTER(TRC_IND_HANDLER, "snmpDeliverTrap_netsnmp::initialize"); |
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// Defined default MIB modules (in net-snmp-config.h) do not need to be |
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// loaded and loading them can cause some stderr; |
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// use environment variable MIBS to override the default MIB modules. |
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// If there is no MIBS environment variable, add it in. |
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char* envVar; |
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envVar = getenv("MIBS"); |
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if (envVar == NULL) |
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{ |
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putenv("MIBS="); |
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} |
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// Initialize the mib reader |
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netsnmp_set_mib_directory(""); |
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init_mib(); |
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// Initializes the SNMP library |
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init_snmp("snmpIndicationHandler"); |
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// windows32 specific initialization (is a NOOP on unix) |
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SOCK_STARTUP; |
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PEG_METHOD_EXIT(); |
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} |
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void snmpDeliverTrap_netsnmp::terminate() |
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{ |
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PEG_METHOD_ENTER(TRC_IND_HANDLER, "snmpDeliverTrap_netsnmp::terminate"); |
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// Shuts down the application, and appropriate clean up |
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snmp_shutdown("snmpIndicationHandler"); |
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SOCK_CLEANUP; |
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PEG_METHOD_EXIT(); |
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} |
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void snmpDeliverTrap_netsnmp::deliverTrap( | void snmpDeliverTrap_netsnmp::deliverTrap( |
const String& trapOid, | const String& trapOid, |
const String& securityName, | const String& securityName, |
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const Array<String>& vbValues) | const Array<String>& vbValues) |
{ | { |
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PEG_METHOD_ENTER (TRC_IND_HANDLER, |
PEG_METHOD_ENTER(TRC_IND_HANDLER, "snmpDeliverTrap_netsnmp::deliverTrap"); |
"snmpDeliverTrap_netsnmp::deliverTrap"); |
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void *sessionHandle; | void *sessionHandle; |
struct snmp_session snmpSession, *sessionPtr; |
struct snmp_session* sessionPtr; |
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struct snmp_pdu *snmpPdu; | struct snmp_pdu *snmpPdu; |
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// Creates a SNMP session | // Creates a SNMP session |
_createSession(targetHost, portNumber, securityName, snmpSession, |
_createSession(targetHost, targetHostFormat, portNumber, securityName, |
sessionHandle, sessionPtr); | sessionHandle, sessionPtr); |
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try | try |
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_destroySession(sessionHandle); | _destroySession(sessionHandle); |
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PEG_METHOD_EXIT (); | PEG_METHOD_EXIT (); |
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throw; | throw; |
} | } |
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} | } |
catch (Exception& e) | catch (Exception& e) |
{ | { |
PEG_TRACE_STRING (TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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e.getMessage ()); |
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Logger::put_l(Logger::STANDARD_LOG, System::CIMSERVER, | Logger::put_l(Logger::STANDARD_LOG, System::CIMSERVER, |
Logger::WARNING, | Logger::WARNING, |
_MSG_PACK_CIM_PROPERTY_TO_PDU_FAILED_KEY, | _MSG_PACK_CIM_PROPERTY_TO_PDU_FAILED_KEY, |
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} | } |
catch (...) | catch (...) |
{ | { |
PEG_TRACE_STRING (TRC_DISCARDED_DATA, Tracer::LEVEL2, |
PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
"Snmp Indication Handler failed to pack a CIM " | "Snmp Indication Handler failed to pack a CIM " |
"Property into the SNMP PDU: Unknown exception."); | "Property into the SNMP PDU: Unknown exception."); |
} | } |
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PEG_METHOD_EXIT (); | PEG_METHOD_EXIT (); |
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throw PEGASUS_CIM_EXCEPTION_L (CIM_ERR_FAILED, | throw PEGASUS_CIM_EXCEPTION_L (CIM_ERR_FAILED, |
MessageLoaderParms(_MSG_SESSION_SEND_FAILED_KEY, |
MessageLoaderParms(_MSG_SESSION_SEND_FAILED_KEY, exceptionStr)); |
exceptionStr)); |
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} | } |
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_destroySession(sessionHandle); | _destroySession(sessionHandle); |
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PEG_METHOD_EXIT (); | PEG_METHOD_EXIT (); |
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} | } |
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// Creates a SNMP session | // Creates a SNMP session |
void snmpDeliverTrap_netsnmp::_createSession( | void snmpDeliverTrap_netsnmp::_createSession( |
const String & targetHost, | const String & targetHost, |
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Uint16 targetHostFormat, |
Uint32 portNumber, | Uint32 portNumber, |
const String & securityName, | const String & securityName, |
snmp_session & snmpSession, |
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void *&sessionHandle, | void *&sessionHandle, |
snmp_session *&sessionPtr) | snmp_session *&sessionPtr) |
{ | { |
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char *errStr; | char *errStr; |
String exceptionStr; | String exceptionStr; |
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// Defined default MIB modules (in net-snmp-config.h) do not need to be |
struct snmp_session snmpSession; |
// loaded and loading them can cause some stderr; |
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// use environment variable MIBS to override the default MIB modules. |
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// If there is no MIBS environment variable, add it in. |
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char *envVar; |
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envVar = getenv("MIBS"); |
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if (envVar == NULL) |
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{ | { |
putenv("MIBS="); |
AutoMutex autoMut(_sessionInitMutex); |
} |
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// Initialize the mib reader |
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netsnmp_set_mib_directory(""); |
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init_mib(); |
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// Initializes the SNMP library |
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init_snmp("snmpIndicationHandler"); |
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// Prepares a struct snmp_session that will be used for a set of |
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// SNMP transactions |
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snmp_sess_init(&snmpSession); | snmp_sess_init(&snmpSession); |
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// windows32 specific initialization (is a NOOP on unix) |
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SOCK_STARTUP; |
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CString targetHostCStr = targetHost.getCString(); | CString targetHostCStr = targetHost.getCString(); |
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// peername has format: targetHost:portNumber | // peername has format: targetHost:portNumber |
snmpSession.peername = (char *)malloc((size_t)(strlen(targetHostCStr)+ |
snmpSession.peername = |
1+32)); |
(char*)malloc((size_t)(strlen(targetHostCStr) + 1 + 32)); |
sprintf(snmpSession.peername, "%s:%u", (const char*)targetHostCStr, |
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if (targetHostFormat == _IPV6_ADDRESS) |
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{ |
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sprintf(snmpSession.peername, "udp6:[%s]:%u", |
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(const char*)targetHostCStr, |
portNumber); | portNumber); |
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} |
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else |
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{ |
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sprintf(snmpSession.peername, "%s:%u", |
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(const char*)targetHostCStr, |
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portNumber); |
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} |
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sessionHandle = snmp_sess_open(&snmpSession); | sessionHandle = snmp_sess_open(&snmpSession); |
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} |
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if (sessionHandle == NULL) | if (sessionHandle == NULL) |
{ | { |
exceptionStr = _MSG_SESSION_OPEN_FAILED; | exceptionStr = _MSG_SESSION_OPEN_FAILED; |
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// Get library, system errno | // Get library, system errno |
snmp_sess_error(&snmpSession, &libErr, &sysErr, &errStr); |
snmp_error(&snmpSession, &libErr, &sysErr, &errStr); |
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exceptionStr.append(errStr); | exceptionStr.append(errStr); |
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free(errStr); | free(errStr); |
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SOCK_CLEANUP; |
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PEG_METHOD_EXIT (); | PEG_METHOD_EXIT (); |
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throw PEGASUS_CIM_EXCEPTION_L (CIM_ERR_FAILED, | throw PEGASUS_CIM_EXCEPTION_L (CIM_ERR_FAILED, |
MessageLoaderParms(_MSG_SESSION_OPEN_FAILED_KEY, |
MessageLoaderParms(_MSG_SESSION_OPEN_FAILED_KEY, exceptionStr)); |
exceptionStr)); |
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} | } |
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try | try |
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free(errStr); | free(errStr); |
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throw PEGASUS_CIM_EXCEPTION_L (CIM_ERR_FAILED, |
throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_FAILED, MessageLoaderParms( |
MessageLoaderParms(_MSG_GET_SESSION_POINTER_FAILED_KEY, |
_MSG_GET_SESSION_POINTER_FAILED_KEY, |
exceptionStr)); | exceptionStr)); |
} | } |
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communityName = securityName; | communityName = securityName; |
} | } |
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if (snmpSession.peername) |
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{ |
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free(snmpSession.peername); | free(snmpSession.peername); |
} |
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if (sessionPtr->community) |
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{ |
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free(sessionPtr->community); | free(sessionPtr->community); |
} |
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CString communityNameCStr = communityName.getCString(); | CString communityNameCStr = communityName.getCString(); |
size_t communityNameLen = strlen(communityNameCStr); | size_t communityNameLen = strlen(communityNameCStr); |
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snmp_sess_close(sessionHandle); | snmp_sess_close(sessionHandle); |
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SOCK_CLEANUP; |
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PEG_METHOD_EXIT (); | PEG_METHOD_EXIT (); |
} | } |
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snmp_session *&sessionPtr, | snmp_session *&sessionPtr, |
snmp_pdu *& snmpPdu) | snmp_pdu *& snmpPdu) |
{ | { |
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PEG_METHOD_ENTER(TRC_IND_HANDLER, "snmpDeliverTrap_netsnmp::_createPdu"); |
PEG_METHOD_ENTER (TRC_IND_HANDLER, |
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"snmpDeliverTrap_netsnmp::_createPdu"); |
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oid _SYSTEM_UP_TIME_OID [] = {1,3,6,1,2,1,1,3,0}; | oid _SYSTEM_UP_TIME_OID [] = {1,3,6,1,2,1,1,3,0}; |
oid _SNMPTRAP_OID [] = {1,3,6,1,6,3,1,1,4,1,0}; | oid _SNMPTRAP_OID [] = {1,3,6,1,6,3,1,1,4,1,0}; |
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if (!snmpPdu) | if (!snmpPdu) |
{ | { |
PEG_METHOD_EXIT (); | PEG_METHOD_EXIT (); |
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throw PEGASUS_CIM_EXCEPTION_L (CIM_ERR_FAILED, | throw PEGASUS_CIM_EXCEPTION_L (CIM_ERR_FAILED, |
MessageLoaderParms(_MSG_PDU_CREATE_FAILED_KEY, |
MessageLoaderParms( |
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_MSG_PDU_CREATE_FAILED_KEY, |
_MSG_PDU_CREATE_FAILED)); | _MSG_PDU_CREATE_FAILED)); |
} | } |
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} | } |
catch (CIMException& e) | catch (CIMException& e) |
{ | { |
PEG_TRACE_STRING (TRC_DISCARDED_DATA, Tracer::LEVEL2, |
Logger::put_l( |
e.getMessage ()); |
Logger::STANDARD_LOG, System::CIMSERVER, Logger::WARNING, |
Logger::put_l(Logger::STANDARD_LOG, System::CIMSERVER, |
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Logger::WARNING, |
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_MSG_PACK_TRAP_INFO_INTO_PDU_FAILED_KEY, | _MSG_PACK_TRAP_INFO_INTO_PDU_FAILED_KEY, |
_MSG_PACK_TRAP_INFO_INTO_PDU_FAILED, | _MSG_PACK_TRAP_INFO_INTO_PDU_FAILED, |
e.getMessage()); | e.getMessage()); |
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PEG_METHOD_EXIT (); | PEG_METHOD_EXIT (); |
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throw PEGASUS_CIM_EXCEPTION_L (CIM_ERR_FAILED, | throw PEGASUS_CIM_EXCEPTION_L (CIM_ERR_FAILED, |
MessageLoaderParms(_MSG_PDU_CREATE_FAILED_KEY, |
MessageLoaderParms( |
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_MSG_PDU_CREATE_FAILED_KEY, |
_MSG_PDU_CREATE_FAILED)); | _MSG_PDU_CREATE_FAILED)); |
} | } |
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sprintf(sysUpTime, "%ld", get_uptime()); | sprintf(sysUpTime, "%ld", get_uptime()); |
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Sint32 retCode; | Sint32 retCode; |
retCode = snmp_add_var(snmpPdu, _SYSTEM_UP_TIME_OID, |
retCode = snmp_add_var( |
OID_LENGTH(_SYSTEM_UP_TIME_OID), 't', |
snmpPdu, |
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_SYSTEM_UP_TIME_OID, |
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OID_LENGTH(_SYSTEM_UP_TIME_OID), |
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't', |
sysUpTime); | sysUpTime); |
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// Failed to add sysUpTime to the pdu | // Failed to add sysUpTime to the pdu |
if (retCode != 0) | if (retCode != 0) |
{ | { |
String errMsg = snmp_api_errstring(retCode); | String errMsg = snmp_api_errstring(retCode); |
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PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
Logger::put_l( |
"Failed to add sysUpTime to pdu: " + |
Logger::STANDARD_LOG, System::CIMSERVER, Logger::WARNING, |
errMsg); |
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Logger::put_l(Logger::STANDARD_LOG, System::CIMSERVER, |
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Logger::WARNING, |
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_MSG_ADD_SYSUPTIME_TO_PDU_FAILED_KEY, | _MSG_ADD_SYSUPTIME_TO_PDU_FAILED_KEY, |
_MSG_ADD_SYSUPTIME_TO_PDU_FAILED, | _MSG_ADD_SYSUPTIME_TO_PDU_FAILED, |
errMsg); | errMsg); |
} | } |
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// Add snmp trap to the PDU | // Add snmp trap to the PDU |
retCode = snmp_add_var(snmpPdu, _SNMPTRAP_OID, OID_LENGTH( |
retCode = snmp_add_var( |
_SNMPTRAP_OID), 'o', trapOid.getCString()); |
snmpPdu, |
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_SNMPTRAP_OID, |
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OID_LENGTH(_SNMPTRAP_OID), |
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'o', |
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trapOid.getCString()); |
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// Failed to add snmp trap to the pdu | // Failed to add snmp trap to the pdu |
if (retCode != 0) | if (retCode != 0) |
{ | { |
String errMsg = snmp_api_errstring(retCode); | String errMsg = snmp_api_errstring(retCode); |
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PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
Logger::put_l( |
"Failed to add snmp trap to pdu: " + |
Logger::STANDARD_LOG, System::CIMSERVER, Logger::WARNING, |
errMsg); |
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Logger::put_l(Logger::STANDARD_LOG, System::CIMSERVER, |
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Logger::WARNING, |
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_MSG_ADD_SNMP_TRAP_TO_PDU_FAILED_KEY, | _MSG_ADD_SNMP_TRAP_TO_PDU_FAILED_KEY, |
_MSG_ADD_SNMP_TRAP_TO_PDU_FAILED, | _MSG_ADD_SNMP_TRAP_TO_PDU_FAILED, |
errMsg); | errMsg); |
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PEG_METHOD_EXIT (); | PEG_METHOD_EXIT (); |
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throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_NOT_SUPPORTED, | throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_NOT_SUPPORTED, |
MessageLoaderParms(_MSG_VERSION_NOT_SUPPORTED_KEY, |
MessageLoaderParms( |
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_MSG_VERSION_NOT_SUPPORTED_KEY, |
_MSG_VERSION_NOT_SUPPORTED)); | _MSG_VERSION_NOT_SUPPORTED)); |
break; |
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} | } |
} | } |
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CString trapOidCStr = trapOid.getCString(); | CString trapOidCStr = trapOid.getCString(); |
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char * trapOidCopy = strdup(trapOidCStr); | char * trapOidCopy = strdup(trapOidCStr); |
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char* numericEntOid = (char*) malloc(strlen(trapOidCStr)); |
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try |
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{ |
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#if !defined(PEGASUS_PLATFORM_WIN32_IX86_MSVC) |
#if !defined(PEGASUS_OS_TYPE_WINDOWS) && !defined(PEGASUS_OS_ZOS) |
char *last; | char *last; |
for (const char* p = strtok_r(trapOidCopy, ".", &last); p; | for (const char* p = strtok_r(trapOidCopy, ".", &last); p; |
p=strtok_r(NULL, ".", &last)) | p=strtok_r(NULL, ".", &last)) |
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enterpriseOidLength = MAX_OID_LEN; | enterpriseOidLength = MAX_OID_LEN; |
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char * numericEntOid = (char *) malloc(strlen(trapOidCStr)); |
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if (Contains(standard_traps, trapOid)) | if (Contains(standard_traps, trapOid)) |
{ | { |
// | // |
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strcat(numericEntOid, oidSubIdentifiers[i]); | strcat(numericEntOid, oidSubIdentifiers[i]); |
} | } |
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if (oidSubIdentifiers[oidSubIdentifiers.size()-2] != "0") |
if (strcmp(oidSubIdentifiers[oidSubIdentifiers.size()-2], "0") != 0) |
{ | { |
strcat(numericEntOid, "."); | strcat(numericEntOid, "."); |
strcat(numericEntOid, | strcat(numericEntOid, |
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enterpriseOidLength * sizeof(oid)); | enterpriseOidLength * sizeof(oid)); |
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snmpPdu->enterprise_length = enterpriseOidLength; | snmpPdu->enterprise_length = enterpriseOidLength; |
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} |
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catch (...) |
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{ |
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free(trapOidCopy); |
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free(numericEntOid); |
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PEG_METHOD_EXIT(); |
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throw; |
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} |
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free(trapOidCopy); | free(trapOidCopy); |
free(numericEntOid); | free(numericEntOid); |