/* ** NetXMS - Network Management System ** Copyright (C) 2003-2011 Victor Kirhenshtein ** ** This program 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 2 of the License, or ** (at your option) any later version. ** ** This program 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 this program; if not, write to the Free Software ** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. ** ** File: node.cpp ** **/ #include "nxcore.h" // // Node class default constructor // Node::Node() : Template() { m_primaryName[0] = 0; m_iStatus = STATUS_UNKNOWN; m_dwFlags = 0; m_dwDynamicFlags = 0; m_zoneId = 0; m_wAgentPort = AGENT_LISTEN_PORT; m_wAuthMethod = AUTH_NONE; m_szSharedSecret[0] = 0; m_iStatusPollType = POLL_ICMP_PING; m_snmpVersion = SNMP_VERSION_1; m_wSNMPPort = SNMP_DEFAULT_PORT; char community[MAX_COMMUNITY_LENGTH]; ConfigReadStrA(_T("DefaultCommunityString"), community, MAX_COMMUNITY_LENGTH, "public"); m_snmpSecurity = new SNMP_SecurityContext(community); m_szObjectId[0] = 0; m_tLastDiscoveryPoll = 0; m_tLastStatusPoll = 0; m_tLastConfigurationPoll = 0; m_tLastRTUpdate = 0; m_hPollerMutex = MutexCreate(); m_hAgentAccessMutex = MutexCreate(); m_mutexRTAccess = MutexCreate(); m_mutexTopoAccess = MutexCreate(); m_pAgentConnection = NULL; m_lastAgentTrapId = 0; m_szAgentVersion[0] = 0; m_szPlatformName[0] = 0; m_sysDescription = NULL; m_sysName = NULL; m_lldpNodeId = NULL; m_dwNumParams = 0; m_pParamList = NULL; m_dwPollerNode = 0; m_dwProxyNode = 0; m_dwSNMPProxy = 0; memset(m_qwLastEvents, 0, sizeof(QWORD) * MAX_LAST_EVENTS); m_pRoutingTable = NULL; m_tFailTimeSNMP = 0; m_tFailTimeAgent = 0; m_linkLayerNeighbors = NULL; m_vrrpInfo = NULL; m_tLastTopologyPoll = 0; m_pTopology = NULL; m_topologyRebuildTimestamp = 0; m_iPendingStatus = -1; m_iPollCount = 0; m_iRequiredPollCount = 0; // Use system default m_nUseIfXTable = IFXTABLE_DEFAULT; // Use system default m_jobQueue = new ServerJobQueue(); m_fdb = NULL; m_vlans = NULL; m_driver = NULL; memset(m_baseBridgeAddress, 0, MAC_ADDR_LENGTH); } // // Constructor for new node object // Node::Node(DWORD dwAddr, DWORD dwFlags, DWORD dwProxyNode, DWORD dwSNMPProxy, DWORD dwZone) : Template() { IpToStr(dwAddr, m_primaryName); m_iStatus = STATUS_UNKNOWN; m_dwIpAddr = dwAddr; m_dwFlags = dwFlags; m_dwDynamicFlags = 0; m_zoneId = dwZone; m_wAgentPort = AGENT_LISTEN_PORT; m_wAuthMethod = AUTH_NONE; m_szSharedSecret[0] = 0; m_iStatusPollType = POLL_ICMP_PING; m_snmpVersion = SNMP_VERSION_1; m_wSNMPPort = SNMP_DEFAULT_PORT; char community[MAX_COMMUNITY_LENGTH]; ConfigReadStrA(_T("DefaultCommunityString"), community, MAX_COMMUNITY_LENGTH, "public"); m_snmpSecurity = new SNMP_SecurityContext(community); IpToStr(dwAddr, m_szName); // Make default name from IP address m_szObjectId[0] = 0; m_tLastDiscoveryPoll = 0; m_tLastStatusPoll = 0; m_tLastConfigurationPoll = 0; m_tLastRTUpdate = 0; m_hPollerMutex = MutexCreate(); m_hAgentAccessMutex = MutexCreate(); m_mutexRTAccess = MutexCreate(); m_mutexTopoAccess = MutexCreate(); m_pAgentConnection = NULL; m_lastAgentTrapId = 0; m_szAgentVersion[0] = 0; m_szPlatformName[0] = 0; m_sysDescription = NULL; m_sysName = NULL; m_lldpNodeId = NULL; m_dwNumParams = 0; m_pParamList = NULL; m_dwPollerNode = 0; m_dwProxyNode = dwProxyNode; m_dwSNMPProxy = dwSNMPProxy; memset(m_qwLastEvents, 0, sizeof(QWORD) * MAX_LAST_EVENTS); m_bIsHidden = TRUE; m_pRoutingTable = NULL; m_tFailTimeSNMP = 0; m_tFailTimeAgent = 0; m_linkLayerNeighbors = NULL; m_vrrpInfo = NULL; m_tLastTopologyPoll = 0; m_pTopology = NULL; m_topologyRebuildTimestamp = 0; m_iPendingStatus = -1; m_iPollCount = 0; m_iRequiredPollCount = 0; // Use system default m_nUseIfXTable = IFXTABLE_DEFAULT; // Use system default m_jobQueue = new ServerJobQueue(); m_fdb = NULL; m_vlans = NULL; m_driver = NULL; memset(m_baseBridgeAddress, 0, MAC_ADDR_LENGTH); } // // Node destructor // Node::~Node() { MutexDestroy(m_hPollerMutex); MutexDestroy(m_hAgentAccessMutex); MutexDestroy(m_mutexRTAccess); MutexDestroy(m_mutexTopoAccess); delete m_pAgentConnection; safe_free(m_pParamList); safe_free(m_sysDescription); DestroyRoutingTable(m_pRoutingTable); if (m_linkLayerNeighbors != NULL) m_linkLayerNeighbors->decRefCount(); delete m_vrrpInfo; delete m_pTopology; delete m_jobQueue; delete m_snmpSecurity; if (m_fdb != NULL) m_fdb->decRefCount(); if (m_vlans != NULL) m_vlans->decRefCount(); } // // Create object from database data // BOOL Node::CreateFromDB(DWORD dwId) { TCHAR query[1024]; DB_RESULT hResult; int i, iNumRows; DWORD dwSubnetId; NetObj *pObject; BOOL bResult = FALSE; m_dwId = dwId; if (!loadCommonProperties()) { DbgPrintf(2, _T("Cannot load common properties for node object %d"), dwId); return FALSE; } DB_STATEMENT hStmt = DBPrepare(g_hCoreDB, _T("SELECT primary_name,primary_ip,node_flags,") _T("snmp_version,auth_method,secret,") _T("agent_port,status_poll_type,snmp_oid,agent_version,") _T("platform_name,poller_node_id,zone_guid,") _T("proxy_node,snmp_proxy,required_polls,uname,") _T("use_ifxtable,snmp_port,community,usm_auth_password,") _T("usm_priv_password,usm_methods,snmp_sys_name,bridge_base_addr,") _T("runtime_flags FROM nodes WHERE id=?")); if (hStmt == NULL) return FALSE; DBBind(hStmt, 1, DB_SQLTYPE_INTEGER, dwId); hResult = DBSelectPrepared(hStmt); if (hResult == NULL) { DBFreeStatement(hStmt); return FALSE; // Query failed } if (DBGetNumRows(hResult) == 0) { DBFreeResult(hResult); DBFreeStatement(hStmt); DbgPrintf(2, _T("Missing record in \"nodes\" table for node object %d"), dwId); return FALSE; } DBGetField(hResult, 0, 0, m_primaryName, MAX_DNS_NAME); m_dwIpAddr = DBGetFieldIPAddr(hResult, 0, 1); m_dwFlags = DBGetFieldULong(hResult, 0, 2); m_snmpVersion = DBGetFieldLong(hResult, 0, 3); m_wAuthMethod = (WORD)DBGetFieldLong(hResult, 0, 4); DBGetField(hResult, 0, 5, m_szSharedSecret, MAX_SECRET_LENGTH); m_wAgentPort = (WORD)DBGetFieldLong(hResult, 0, 6); m_iStatusPollType = DBGetFieldLong(hResult, 0, 7); DBGetField(hResult, 0, 8, m_szObjectId, MAX_OID_LEN * 4); DBGetField(hResult, 0, 9, m_szAgentVersion, MAX_AGENT_VERSION_LEN); DBGetField(hResult, 0, 10, m_szPlatformName, MAX_PLATFORM_NAME_LEN); m_dwPollerNode = DBGetFieldULong(hResult, 0, 11); m_zoneId = DBGetFieldULong(hResult, 0, 12); m_dwProxyNode = DBGetFieldULong(hResult, 0, 13); m_dwSNMPProxy = DBGetFieldULong(hResult, 0, 14); m_iRequiredPollCount = DBGetFieldLong(hResult, 0, 15); m_sysDescription = DBGetField(hResult, 0, 16, NULL, 0); m_nUseIfXTable = (BYTE)DBGetFieldLong(hResult, 0, 17); m_wSNMPPort = (WORD)DBGetFieldLong(hResult, 0, 18); // SNMP authentication parameters char snmpAuthObject[256], snmpAuthPassword[256], snmpPrivPassword[256]; DBGetFieldA(hResult, 0, 19, snmpAuthObject, 256); DBGetFieldA(hResult, 0, 20, snmpAuthPassword, 256); DBGetFieldA(hResult, 0, 21, snmpPrivPassword, 256); int snmpMethods = DBGetFieldLong(hResult, 0, 22); delete m_snmpSecurity; m_snmpSecurity = new SNMP_SecurityContext(snmpAuthObject, snmpAuthPassword, snmpPrivPassword, snmpMethods & 0xFF, snmpMethods >> 8); m_snmpSecurity->setSecurityModel((m_snmpVersion == SNMP_VERSION_3) ? SNMP_SECURITY_MODEL_USM : SNMP_SECURITY_MODEL_V2C); m_sysName = DBGetField(hResult, 0, 23, NULL, 0); TCHAR baseAddr[16]; TCHAR *value = DBGetField(hResult, 0, 24, baseAddr, 16); if (value != NULL) StrToBin(value, m_baseBridgeAddress, MAC_ADDR_LENGTH); m_dwDynamicFlags = DBGetFieldULong(hResult, 0, 25); m_dwDynamicFlags &= ~NDF_PERSISTENT; // Clear out all non-persistent runtime flags DBFreeResult(hResult); DBFreeStatement(hStmt); if (!m_bIsDeleted) { // Link node to subnets _sntprintf(query, 1024, _T("SELECT subnet_id FROM nsmap WHERE node_id=%d"), dwId); hResult = DBSelect(g_hCoreDB, query); if (hResult == NULL) return FALSE; // Query failed iNumRows = DBGetNumRows(hResult); for(i = 0; i < iNumRows; i++) { dwSubnetId = DBGetFieldULong(hResult, i, 0); pObject = FindObjectById(dwSubnetId); if (pObject == NULL) { nxlog_write(MSG_INVALID_SUBNET_ID, EVENTLOG_ERROR_TYPE, "dd", dwId, dwSubnetId); break; } else if (pObject->Type() != OBJECT_SUBNET) { nxlog_write(MSG_SUBNET_NOT_SUBNET, EVENTLOG_ERROR_TYPE, "dd", dwId, dwSubnetId); break; } else { pObject->AddChild(this); AddParent(pObject); } } DBFreeResult(hResult); loadItemsFromDB(); loadACLFromDB(); // Walk through all items in the node and load appropriate thresholds bResult = TRUE; for(i = 0; i < (int)m_dwNumItems; i++) if (!m_ppItems[i]->loadThresholdsFromDB()) { DbgPrintf(3, _T("Cannot load thresholds for DCI %d of node %d (%s)"), m_ppItems[i]->getId(), dwId, m_szName); bResult = FALSE; } } else { bResult = TRUE; } return bResult; } // // Save object to database // BOOL Node::SaveToDB(DB_HANDLE hdb) { TCHAR szQuery[4096], szIpAddr[16], baseAddress[16]; DB_RESULT hResult; BOOL bNewObject = TRUE; BOOL bResult; // Lock object's access LockData(); saveCommonProperties(hdb); // Check for object's existence in database _sntprintf(szQuery, 4096, _T("SELECT id FROM nodes WHERE id=%d"), m_dwId); hResult = DBSelect(hdb, szQuery); if (hResult != 0) { if (DBGetNumRows(hResult) > 0) bNewObject = FALSE; DBFreeResult(hResult); } // Form and execute INSERT or UPDATE query int snmpMethods = m_snmpSecurity->getAuthMethod() | (m_snmpSecurity->getPrivMethod() << 8); if (bNewObject) { _sntprintf(szQuery, 4096, _T("INSERT INTO nodes (id,primary_ip,primary_name,snmp_port,") _T("node_flags,snmp_version,community,status_poll_type,") _T("agent_port,auth_method,secret,snmp_oid,proxy_node,") _T("agent_version,platform_name,uname,") _T("poller_node_id,zone_guid,snmp_proxy,required_polls,") _T("use_ifxtable,usm_auth_password,usm_priv_password,usm_methods,") _T("snmp_sys_name,bridge_base_addr,runtime_flags) VALUES ") _T("(%d,'%s',%s,%d,%d,%d,%s,%d,%d,%d,%s,%s,%d,%s,%s,%s,%d,%d,%d,%d,%d,%s,%s,%d,%s,'%s',%d)"), (int)m_dwId, IpToStr(m_dwIpAddr, szIpAddr), (const TCHAR *)DBPrepareString(hdb, m_primaryName), (int)m_wSNMPPort, m_dwFlags, m_snmpVersion, ( const TCHAR *)DBPrepareStringA(hdb, m_snmpSecurity->getCommunity()), m_iStatusPollType, (int)m_wAgentPort, m_wAuthMethod, (const TCHAR *)DBPrepareString(hdb, m_szSharedSecret), (const TCHAR *)DBPrepareString(hdb, m_szObjectId), m_dwProxyNode, (const TCHAR *)DBPrepareString(hdb, m_szAgentVersion), (const TCHAR *)DBPrepareString(hdb, m_szPlatformName), (const TCHAR *)DBPrepareString(hdb, m_sysDescription), m_dwPollerNode, m_zoneId, m_dwSNMPProxy, m_iRequiredPollCount, m_nUseIfXTable, (const TCHAR *)DBPrepareStringA(hdb, m_snmpSecurity->getAuthPassword()), (const TCHAR *)DBPrepareStringA(hdb, m_snmpSecurity->getPrivPassword()), snmpMethods, (const TCHAR *)DBPrepareString(hdb, m_sysName), BinToStr(m_baseBridgeAddress, MAC_ADDR_LENGTH, baseAddress), (int)m_dwDynamicFlags); } else { _sntprintf(szQuery, 4096, _T("UPDATE nodes SET primary_ip='%s',primary_name=%s,snmp_port=%d,") _T("node_flags=%d,snmp_version=%d,community=%s,") _T("status_poll_type=%d,agent_port=%d,auth_method=%d,secret=%s,") _T("snmp_oid=%s,uname=%s,agent_version=%s,platform_name=%s,poller_node_id=%d,") _T("zone_guid=%d,proxy_node=%d,snmp_proxy=%d,") _T("required_polls=%d,use_ifxtable=%d,usm_auth_password=%s,") _T("usm_priv_password=%s,usm_methods=%d,snmp_sys_name=%s,bridge_base_addr='%s',") _T("runtime_flags=%d WHERE id=%d"), IpToStr(m_dwIpAddr, szIpAddr), (const TCHAR *)DBPrepareString(hdb, m_primaryName), m_wSNMPPort, m_dwFlags, m_snmpVersion, (const TCHAR *)DBPrepareStringA(hdb, m_snmpSecurity->getCommunity()), m_iStatusPollType, m_wAgentPort, m_wAuthMethod, (const TCHAR *)DBPrepareString(hdb, m_szSharedSecret), (const TCHAR *)DBPrepareString(hdb, m_szObjectId), (const TCHAR *)DBPrepareString(hdb, m_sysDescription), (const TCHAR *)DBPrepareString(hdb, m_szAgentVersion), (const TCHAR *)DBPrepareString(hdb, m_szPlatformName), m_dwPollerNode, m_zoneId, m_dwProxyNode, m_dwSNMPProxy, m_iRequiredPollCount, m_nUseIfXTable, (const TCHAR *)DBPrepareStringA(hdb, m_snmpSecurity->getAuthPassword()), (const TCHAR *)DBPrepareStringA(hdb, m_snmpSecurity->getPrivPassword()), snmpMethods, (const TCHAR *)DBPrepareString(hdb, m_sysName), BinToStr(m_baseBridgeAddress, MAC_ADDR_LENGTH, baseAddress), (int)m_dwDynamicFlags, (int)m_dwId); } bResult = DBQuery(hdb, szQuery); // Save access list saveACLToDB(hdb); UnlockData(); // Save data collection items if (bResult) { DWORD i; lockDciAccess(); for(i = 0; i < m_dwNumItems; i++) m_ppItems[i]->saveToDB(hdb); unlockDciAccess(); } // Clear modifications flag LockData(); m_bIsModified = FALSE; UnlockData(); return bResult; } // // Delete object from database // BOOL Node::DeleteFromDB() { TCHAR szQuery[256]; BOOL bSuccess; bSuccess = Template::DeleteFromDB(); if (bSuccess) { _sntprintf(szQuery, 256, _T("DELETE FROM nodes WHERE id=%d"), m_dwId); QueueSQLRequest(szQuery); _sntprintf(szQuery, 256, _T("DELETE FROM nsmap WHERE node_id=%d"), m_dwId); QueueSQLRequest(szQuery); _sntprintf(szQuery, 256, _T("DROP TABLE idata_%d"), m_dwId); QueueSQLRequest(szQuery); } return bSuccess; } // // Get ARP cache from node // ARP_CACHE *Node::getArpCache() { ARP_CACHE *pArpCache = NULL; if (m_dwFlags & NF_IS_LOCAL_MGMT) { pArpCache = GetLocalArpCache(); } else if (m_dwFlags & NF_IS_NATIVE_AGENT) { agentLock(); if (connectToAgent()) pArpCache = m_pAgentConnection->getArpCache(); agentUnlock(); } else if (m_dwFlags & NF_IS_SNMP) { SNMP_Transport *pTransport; pTransport = createSnmpTransport(); if (pTransport != NULL) { pArpCache = SnmpGetArpCache(m_snmpVersion, pTransport); delete pTransport; } } return pArpCache; } // // Get list of interfaces from node // InterfaceList *Node::getInterfaceList() { InterfaceList *pIfList = NULL; if ((m_dwFlags & NF_IS_NATIVE_AGENT) && (!(m_dwFlags & NF_DISABLE_NXCP))) { agentLock(); if (connectToAgent()) { pIfList = m_pAgentConnection->getInterfaceList(); } agentUnlock(); } if ((pIfList == NULL) && (m_dwFlags & NF_IS_LOCAL_MGMT)) { pIfList = GetLocalInterfaceList(); } if ((pIfList == NULL) && (m_dwFlags & NF_IS_SNMP) && (!(m_dwFlags & NF_DISABLE_SNMP)) && (m_driver != NULL)) { SNMP_Transport *pTransport; bool useIfXTable; pTransport = createSnmpTransport(); if (pTransport != NULL) { if (m_nUseIfXTable == IFXTABLE_DEFAULT) { useIfXTable = (ConfigReadInt(_T("UseIfXTable"), 1) != 0) ? true : false; } else { useIfXTable = (m_nUseIfXTable == IFXTABLE_ENABLED) ? true : false; } int useAliases = ConfigReadInt(_T("UseInterfaceAliases"), 0); pIfList = m_driver->getInterfaces(pTransport, &m_customAttributes, useAliases, useIfXTable); if ((pIfList != NULL) && (m_dwFlags & NF_IS_BRIDGE)) { BridgeMapPorts(m_snmpVersion, pTransport, pIfList); } delete pTransport; } } if (pIfList != NULL) { checkInterfaceNames(pIfList); addVrrpInterfaces(pIfList); } return pIfList; } // // Add VRRP interfaces to interface list // void Node::addVrrpInterfaces(InterfaceList *ifList) { int i, j, k; TCHAR buffer[32]; LockData(); if (m_vrrpInfo != NULL) { DbgPrintf(6, _T("Node::addVrrpInterfaces(node=%s [%d]): m_vrrpInfo->getSize()=%d"), m_szName, (int)m_dwId, m_vrrpInfo->getSize()); for(i = 0; i < m_vrrpInfo->getSize(); i++) { VrrpRouter *router = m_vrrpInfo->getRouter(i); DbgPrintf(6, _T("Node::addVrrpInterfaces(node=%s [%d]): vrouter %d state=%d"), m_szName, (int)m_dwId, i, router->getState()); if (router->getState() != VRRP_STATE_MASTER) continue; // Do not add interfaces if router is not in master state // Get netmask for this VR DWORD netmask = 0; for(j = 0; j < ifList->getSize(); j++) if (ifList->get(j)->dwIndex == router->getIfIndex()) { netmask = ifList->get(j)->dwIpNetMask; break; } // Walk through all VR virtual IPs for(j = 0; j < router->getVipCount(); j++) { DWORD vip = router->getVip(j); DbgPrintf(6, _T("Node::addVrrpInterfaces(node=%s [%d]): checking VIP %s@%d"), m_szName, (int)m_dwId, IpToStr(vip, buffer), i); if (vip != 0) { for(k = 0; k < ifList->getSize(); k++) if (ifList->get(k)->dwIpAddr == vip) break; if (k == ifList->getSize()) { NX_INTERFACE_INFO iface; memset(&iface, 0, sizeof(NX_INTERFACE_INFO)); _sntprintf(iface.szName, MAX_DB_STRING, _T("vrrp.%u.%u.%d"), router->getId(), router->getIfIndex(), j); memcpy(iface.bMacAddr, router->getVirtualMacAddr(), MAC_ADDR_LENGTH); iface.dwIpAddr = vip; iface.dwIpNetMask = netmask; ifList->add(&iface); DbgPrintf(6, _T("Node::addVrrpInterfaces(node=%s [%d]): added interface %s"), m_szName, (int)m_dwId, iface.szName); } } } } } UnlockData(); } // // Find interface by index and node IP // Returns pointer to interface object or NULL if appropriate interface couldn't be found // Interface *Node::findInterface(DWORD dwIndex, DWORD dwHostAddr) { DWORD i; Interface *pInterface; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { pInterface = (Interface *)m_pChildList[i]; if (pInterface->getIfIndex() == dwIndex) { if (((pInterface->IpAddr() & pInterface->getIpNetMask()) == (dwHostAddr & pInterface->getIpNetMask())) || (dwHostAddr == INADDR_ANY)) { UnlockChildList(); return pInterface; } } } UnlockChildList(); return NULL; } // // Find interface by name or description // Returns pointer to interface object or NULL if appropriate interface couldn't be found // Interface *Node::findInterface(const TCHAR *name) { DWORD i; Interface *pInterface; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { pInterface = (Interface *)m_pChildList[i]; if (!_tcsicmp(pInterface->Name(), name) || !_tcsicmp(pInterface->getDescription(), name)) { UnlockChildList(); return pInterface; } } UnlockChildList(); return NULL; } // // Find interface by slot/port pair // Returns pointer to interface object or NULL if appropriate interface couldn't be found // Interface *Node::findInterfaceBySlotAndPort(DWORD slot, DWORD port) { DWORD i; Interface *pInterface; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { pInterface = (Interface *)m_pChildList[i]; if (pInterface->isPhysicalPort() && (pInterface->getSlotNumber() == slot) && (pInterface->getPortNumber() == port)) { UnlockChildList(); return pInterface; } } UnlockChildList(); return NULL; } // // Find interface by MAC address // Returns pointer to interface object or NULL if appropriate interface couldn't be found // Interface *Node::findInterfaceByMAC(const BYTE *macAddr) { DWORD i; Interface *pInterface; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { pInterface = (Interface *)m_pChildList[i]; if (!memcmp(pInterface->getMacAddr(), macAddr, MAC_ADDR_LENGTH)) { UnlockChildList(); return pInterface; } } UnlockChildList(); return NULL; } // // Find interface by IP address // Returns pointer to interface object or NULL if appropriate interface couldn't be found // Interface *Node::findInterfaceByIP(DWORD ipAddr) { DWORD i; Interface *pInterface; if (ipAddr == 0) return NULL; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { pInterface = (Interface *)m_pChildList[i]; if (pInterface->IpAddr() == ipAddr) { UnlockChildList(); return pInterface; } } UnlockChildList(); return NULL; } // // Find interface by bridge port number // Interface *Node::findBridgePort(DWORD bridgePortNumber) { DWORD i; Interface *pInterface; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { pInterface = (Interface *)m_pChildList[i]; if (pInterface->getBridgePortNumber() == bridgePortNumber) { UnlockChildList(); return pInterface; } } UnlockChildList(); return NULL; } // // Find connection point for node // Interface *Node::findConnectionPoint(DWORD *localIfId, BYTE *localMacAddr) { Interface *cp = NULL; LockChildList(FALSE); for(DWORD i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { Interface *iface = (Interface *)m_pChildList[i]; cp = FindInterfaceConnectionPoint(iface->getMacAddr()); if (cp != NULL) { *localIfId = iface->Id(); memcpy(localMacAddr, iface->getMacAddr(), MAC_ADDR_LENGTH); break; } } UnlockChildList(); return cp; } // // Check if given IP address is one of node's interfaces // BOOL Node::isMyIP(DWORD dwIpAddr) { DWORD i; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { if (((Interface *)m_pChildList[i])->IpAddr() == dwIpAddr) { UnlockChildList(); return TRUE; } } UnlockChildList(); return FALSE; } // // Create new interface // void Node::createNewInterface(DWORD dwIpAddr, DWORD dwNetMask, const TCHAR *name, const TCHAR *descr, DWORD dwIndex, DWORD dwType, BYTE *pbMacAddr, DWORD bridgePort, DWORD slot, DWORD port, bool physPort) { Interface *pInterface; Subnet *pSubnet = NULL; Cluster *pCluster; bool bAddToSubnet, bSyntheticMask = false; DbgPrintf(5, _T("Node::createNewInterface(%08X, %08X, %s, %d, %d, bp=%d, slot=%d, port=%d) called for node %s [%d]"), dwIpAddr, dwNetMask, CHECK_NULL(name), dwIndex, dwType, bridgePort, slot, port, m_szName, m_dwId); // Find subnet to place interface object to if ((dwIpAddr != 0) && (dwType != IFTYPE_SOFTWARE_LOOPBACK) && ((dwIpAddr & 0xFF000000) != 0x7F000000)) { pCluster = getMyCluster(); bAddToSubnet = (pCluster != NULL) ? !pCluster->isSyncAddr(dwIpAddr) : TRUE; DbgPrintf(5, _T("Node::createNewInterface: node=%s [%d] cluster=%s [%d] add=%d"), m_szName, m_dwId, (pCluster != NULL) ? pCluster->Name() : _T("(null)"), (pCluster != NULL) ? pCluster->Id() : 0, bAddToSubnet); if (bAddToSubnet) { pSubnet = FindSubnetForNode(m_zoneId, dwIpAddr); if (pSubnet == NULL) { // Check if netmask is 0 (detect), and if yes, create // new subnet with class mask if (dwNetMask == 0) { bSyntheticMask = TRUE; if (dwIpAddr < 0xE0000000) { dwNetMask = 0xFFFFFF00; // Class A, B or C } else { TCHAR szBuffer[16]; // Multicast address?? DbgPrintf(2, _T("Attempt to create interface object with multicast address %s"), IpToStr(dwIpAddr, szBuffer)); } } // Create new subnet object if (dwIpAddr < 0xE0000000) { pSubnet = new Subnet(dwIpAddr & dwNetMask, dwNetMask, m_zoneId, bSyntheticMask); NetObjInsert(pSubnet, TRUE); if (IsZoningEnabled()) { Zone *zone = FindZoneByGUID(m_zoneId); if (zone != NULL) { zone->addSubnet(pSubnet); } } else { g_pEntireNet->AddSubnet(pSubnet); } } } else { // Set correct netmask if we was asked for it if (dwNetMask == 0) { dwNetMask = pSubnet->getIpNetMask(); bSyntheticMask = pSubnet->isSyntheticMask(); } } } } // Create interface object if (name != NULL) pInterface = new Interface(name, (descr != NULL) ? descr : name, dwIndex, dwIpAddr, dwNetMask, dwType, m_zoneId); else pInterface = new Interface(dwIpAddr, dwNetMask, m_zoneId, bSyntheticMask); if (pbMacAddr != NULL) pInterface->setMacAddr(pbMacAddr); pInterface->setBridgePortNumber(bridgePort); pInterface->setSlotNumber(slot); pInterface->setPortNumber(port); pInterface->setPhysicalPortFlag(physPort); // Insert to objects' list and generate event NetObjInsert(pInterface, TRUE); addInterface(pInterface); if (!m_bIsHidden) pInterface->unhide(); PostEvent(EVENT_INTERFACE_ADDED, m_dwId, "dsaad", pInterface->Id(), pInterface->Name(), pInterface->IpAddr(), pInterface->getIpNetMask(), pInterface->getIfIndex()); // Bind node to appropriate subnet if (pSubnet != NULL) { pSubnet->AddNode(this); // Check if subnet mask is correct on interface if ((pSubnet->getIpNetMask() != pInterface->getIpNetMask()) && !pSubnet->isSyntheticMask()) { PostEvent(EVENT_INCORRECT_NETMASK, m_dwId, "idsaa", pInterface->Id(), pInterface->getIfIndex(), pInterface->Name(), pInterface->getIpNetMask(), pSubnet->getIpNetMask()); } } } // // Delete interface from node // void Node::deleteInterface(Interface *pInterface) { DWORD i; DbgPrintf(5, _T("Node::deleteInterface(node=%s [%d], interface=%s [%d])"), m_szName, m_dwId, pInterface->Name(), pInterface->Id()); // Check if we should unlink node from interface's subnet if ((pInterface->IpAddr() != 0) && !pInterface->isExcludedFromTopology()) { BOOL bUnlink = TRUE; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) if (m_pChildList[i] != pInterface) if ((((Interface *)m_pChildList[i])->IpAddr() & ((Interface *)m_pChildList[i])->getIpNetMask()) == (pInterface->IpAddr() & pInterface->getIpNetMask())) { bUnlink = FALSE; break; } UnlockChildList(); if (bUnlink) { // Last interface in subnet, should unlink node Subnet *pSubnet = FindSubnetByIP(m_zoneId, pInterface->IpAddr() & pInterface->getIpNetMask()); if (pSubnet != NULL) { DeleteParent(pSubnet); pSubnet->DeleteChild(this); } DbgPrintf(5, _T("Node::deleteInterface(node=%s [%d], interface=%s [%d]): unlinked from subnet %s [%d]"), m_szName, m_dwId, pInterface->Name(), pInterface->Id(), (pSubnet != NULL) ? pSubnet->Name() : _T("(null)"), (pSubnet != NULL) ? pSubnet->Id() : 0); } } pInterface->deleteObject(); } // // Calculate node status based on child objects status // void Node::calculateCompoundStatus(BOOL bForcedRecalc) { int iOldStatus = m_iStatus; static DWORD dwEventCodes[] = { EVENT_NODE_NORMAL, EVENT_NODE_MINOR, EVENT_NODE_WARNING, EVENT_NODE_MAJOR, EVENT_NODE_CRITICAL, EVENT_NODE_UNKNOWN, EVENT_NODE_UNMANAGED }; NetObj::calculateCompoundStatus(bForcedRecalc); if (m_iStatus != iOldStatus) PostEvent(dwEventCodes[m_iStatus], m_dwId, "d", iOldStatus); } // // Perform status poll on node // void Node::statusPoll(ClientSession *pSession, DWORD dwRqId, int nPoller) { DWORD i, dwPollListSize, dwOldFlags = m_dwFlags; NetObj *pPollerNode = NULL, **ppPollList; BOOL bAllDown; Queue *pQueue; // Delayed event queue SNMP_Transport *pTransport; Cluster *pCluster; time_t tNow, tExpire; pQueue = new Queue; SetPollerInfo(nPoller, _T("wait for lock")); pollerLock(); m_pPollRequestor = pSession; SendPollerMsg(dwRqId, _T("Starting status poll for node %s\r\n"), m_szName); DbgPrintf(5, _T("Starting status poll for node %s (ID: %d)"), m_szName, m_dwId); // Read capability expiration time and current time tExpire = (time_t)ConfigReadULong(_T("CapabilityExpirationTime"), 604800); tNow = time(NULL); // Check SNMP agent connectivity restart_agent_check: if ((m_dwFlags & NF_IS_SNMP) && (!(m_dwFlags & NF_DISABLE_SNMP)) && (m_dwIpAddr != 0)) { TCHAR szBuffer[256]; DWORD dwResult; DbgPrintf(6, _T("StatusPoll(%s): check SNMP"), m_szName); pTransport = createSnmpTransport(); if (pTransport == NULL) { DbgPrintf(6, _T("StatusPoll(%s): cannot create SNMP transport"), m_szName); goto skip_snmp_check; } SetPollerInfo(nPoller, _T("check SNMP")); SendPollerMsg(dwRqId, _T("Checking SNMP agent connectivity\r\n")); dwResult = SnmpGet(m_snmpVersion, pTransport, _T(".1.3.6.1.2.1.1.2.0"), NULL, 0, szBuffer, 256, 0); if ((dwResult == SNMP_ERR_SUCCESS) || (dwResult == SNMP_ERR_NO_OBJECT)) { if (m_dwDynamicFlags & NDF_SNMP_UNREACHABLE) { m_dwDynamicFlags &= ~NDF_SNMP_UNREACHABLE; PostEventEx(pQueue, EVENT_SNMP_OK, m_dwId, NULL); SendPollerMsg(dwRqId, POLLER_INFO _T("Connectivity with SNMP agent restored\r\n")); } } else { SendPollerMsg(dwRqId, POLLER_ERROR _T("SNMP agent unreachable\r\n")); if (m_dwDynamicFlags & NDF_SNMP_UNREACHABLE) { if ((tNow > m_tFailTimeSNMP + tExpire) && (!(m_dwDynamicFlags & NDF_UNREACHABLE))) { m_dwFlags &= ~NF_IS_SNMP; m_dwDynamicFlags &= ~NDF_SNMP_UNREACHABLE; m_szObjectId[0] = 0; SendPollerMsg(dwRqId, POLLER_WARNING _T("Attribute isSNMP set to FALSE\r\n")); } } else { m_dwDynamicFlags |= NDF_SNMP_UNREACHABLE; PostEventEx(pQueue, EVENT_SNMP_FAIL, m_dwId, NULL); m_tFailTimeSNMP = tNow; } } delete pTransport; DbgPrintf(6, _T("StatusPoll(%s): SNMP check finished"), m_szName); } skip_snmp_check: // Check native agent connectivity if ((m_dwFlags & NF_IS_NATIVE_AGENT) && (!(m_dwFlags & NF_DISABLE_NXCP)) && (m_dwIpAddr != 0)) { DbgPrintf(6, _T("StatusPoll(%s): checking agent"), m_szName); SetPollerInfo(nPoller, _T("check agent")); SendPollerMsg(dwRqId, _T("Checking NetXMS agent connectivity\r\n")); DWORD error, socketError; agentLock(); if (connectToAgent(&error, &socketError)) { DbgPrintf(7, _T("StatusPoll(%s): connected to agent"), m_szName); if (m_dwDynamicFlags & NDF_AGENT_UNREACHABLE) { m_dwDynamicFlags &= ~NDF_AGENT_UNREACHABLE; PostEventEx(pQueue, EVENT_AGENT_OK, m_dwId, NULL); SendPollerMsg(dwRqId, POLLER_INFO _T("Connectivity with NetXMS agent restored\r\n")); } } else { DbgPrintf(6, _T("StatusPoll(%s): agent unreachable, error=%d, socketError=%d"), m_szName, (int)error, (int)socketError); SendPollerMsg(dwRqId, POLLER_ERROR _T("NetXMS agent unreachable\r\n")); if (m_dwDynamicFlags & NDF_AGENT_UNREACHABLE) { if ((tNow > m_tFailTimeAgent + tExpire) && (!(m_dwDynamicFlags & NDF_UNREACHABLE))) { m_dwFlags &= ~NF_IS_NATIVE_AGENT; m_dwDynamicFlags &= ~NDF_AGENT_UNREACHABLE; m_szPlatformName[0] = 0; m_szAgentVersion[0] = 0; SendPollerMsg(dwRqId, POLLER_WARNING _T("Attribute isNetXMSAgent set to FALSE\r\n")); } } else { m_dwDynamicFlags |= NDF_AGENT_UNREACHABLE; PostEventEx(pQueue, EVENT_AGENT_FAIL, m_dwId, NULL); m_tFailTimeAgent = tNow; } } agentUnlock(); DbgPrintf(7, _T("StatusPoll(%s): agent check finished"), m_szName); } SetPollerInfo(nPoller, _T("prepare polling list")); // Find service poller node object LockData(); if (m_dwPollerNode != 0) { DWORD id = m_dwPollerNode; UnlockData(); pPollerNode = FindObjectById(id); if (pPollerNode != NULL) { if (pPollerNode->Type() != OBJECT_NODE) pPollerNode = NULL; } } else { UnlockData(); } // If nothing found, use management server if (pPollerNode == NULL) { pPollerNode = FindObjectById(g_dwMgmtNode); if (pPollerNode != NULL) pPollerNode->IncRefCount(); } else { pPollerNode->IncRefCount(); } // Create polling list ppPollList = (NetObj **)malloc(sizeof(NetObj *) * m_dwChildCount); LockChildList(FALSE); for(i = 0, dwPollListSize = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Status() != STATUS_UNMANAGED) { m_pChildList[i]->IncRefCount(); ppPollList[dwPollListSize++] = m_pChildList[i]; } UnlockChildList(); // Poll interfaces and services SetPollerInfo(nPoller, _T("child poll")); DbgPrintf(7, _T("StatusPoll(%s): starting child object poll"), m_szName); pCluster = getMyCluster(); pTransport = createSnmpTransport(); for(i = 0; i < dwPollListSize; i++) { switch(ppPollList[i]->Type()) { case OBJECT_INTERFACE: DbgPrintf(7, _T("StatusPoll(%s): polling interface %d [%s]"), m_szName, ppPollList[i]->Id(), ppPollList[i]->Name()); ((Interface *)ppPollList[i])->StatusPoll(pSession, dwRqId, pQueue, (pCluster != NULL) ? pCluster->isSyncAddr(((Interface *)ppPollList[i])->IpAddr()) : FALSE, pTransport); break; case OBJECT_NETWORKSERVICE: DbgPrintf(7, _T("StatusPoll(%s): polling network service %d [%s]"), m_szName, ppPollList[i]->Id(), ppPollList[i]->Name()); ((NetworkService *)ppPollList[i])->StatusPoll(pSession, dwRqId, (Node *)pPollerNode, pQueue); break; default: break; } ppPollList[i]->DecRefCount(); } delete pTransport; safe_free(ppPollList); DbgPrintf(7, _T("StatusPoll(%s): finished child object poll"), m_szName); // Check if entire node is down // This check is disabled for nodes without IP address if (m_dwIpAddr != 0) { LockChildList(FALSE); if (m_dwChildCount > 0) { for(i = 0, bAllDown = TRUE; i < m_dwChildCount; i++) if ((m_pChildList[i]->Type() == OBJECT_INTERFACE) && (m_pChildList[i]->Status() != STATUS_CRITICAL) && (m_pChildList[i]->Status() != STATUS_UNKNOWN) && (m_pChildList[i]->Status() != STATUS_UNMANAGED) && (m_pChildList[i]->Status() != STATUS_DISABLED)) { bAllDown = FALSE; break; } } else { bAllDown = FALSE; } UnlockChildList(); if (bAllDown && (m_dwFlags & NF_IS_NATIVE_AGENT) && (!(m_dwFlags & NF_DISABLE_NXCP))) if (!(m_dwDynamicFlags & NDF_AGENT_UNREACHABLE)) bAllDown = FALSE; if (bAllDown && (m_dwFlags & NF_IS_SNMP) && (!(m_dwFlags & NF_DISABLE_SNMP))) if (!(m_dwDynamicFlags & NDF_SNMP_UNREACHABLE)) bAllDown = FALSE; if (bAllDown) { if (!(m_dwDynamicFlags & NDF_UNREACHABLE)) { m_dwDynamicFlags |= NDF_UNREACHABLE; PostEvent(EVENT_NODE_DOWN, m_dwId, NULL); SendPollerMsg(dwRqId, POLLER_ERROR _T("Node is unreachable\r\n")); } else { SendPollerMsg(dwRqId, POLLER_WARNING _T("Node is still unreachable\r\n")); } } else { if (m_dwDynamicFlags & NDF_UNREACHABLE) { m_dwDynamicFlags &= ~(NDF_UNREACHABLE | NDF_SNMP_UNREACHABLE | NDF_AGENT_UNREACHABLE); PostEvent(EVENT_NODE_UP, m_dwId, NULL); SendPollerMsg(dwRqId, POLLER_INFO _T("Node recovered from unreachable state\r\n")); goto restart_agent_check; } else { SendPollerMsg(dwRqId, POLLER_INFO _T("Node is connected\r\n")); } } } // Send delayed events and destroy delayed event queue ResendEvents(pQueue); delete pQueue; SetPollerInfo(nPoller, _T("cleanup")); if (pPollerNode != NULL) pPollerNode->DecRefCount(); if (dwOldFlags != m_dwFlags) { PostEvent(EVENT_NODE_FLAGS_CHANGED, m_dwId, "xx", dwOldFlags, m_dwFlags); LockData(); Modify(); UnlockData(); } calculateCompoundStatus(); m_tLastStatusPoll = time(NULL); SendPollerMsg(dwRqId, _T("Finished status poll for node %s\r\n"), m_szName); SendPollerMsg(dwRqId, _T("Node status after poll is %s\r\n"), g_szStatusText[m_iStatus]); m_pPollRequestor = NULL; if (dwRqId == 0) m_dwDynamicFlags &= ~NDF_QUEUED_FOR_STATUS_POLL; pollerUnlock(); DbgPrintf(5, _T("Finished status poll for node %s (ID: %d)"), m_szName, m_dwId); } // // Check agent policy binding // Intended to be called only from configuration poller // void Node::checkAgentPolicyBinding(AgentConnection *conn) { AgentPolicyInfo *ap; DWORD rcc = conn->getPolicyInventory(&ap); if (rcc == ERR_SUCCESS) { // Check for unbound but installed policies for(int i = 0; i < ap->getSize(); i++) { uuid_t guid; ap->getGuid(i, guid); NetObj *object = FindObjectByGUID(guid, -1); if ((object != NULL) && (!object->IsChild(m_dwId))) { object->AddChild(this); AddParent(object); DbgPrintf(5, _T("ConfPoll(%s): bound to policy object %s [%d]"), m_szName, object->Name(), object->Id()); } } // Check for bound but not installed policies LockParentList(FALSE); NetObj **unbindList = (NetObj **)malloc(sizeof(NetObj *) * m_dwParentCount); int unbindListSize = 0; for(DWORD i = 0; i < m_dwParentCount; i++) { if (IsAgentPolicyObject(m_pParentList[i])) { uuid_t guid1, guid2; int j; m_pParentList[i]->getGuid(guid1); for(j = 0; j < ap->getSize(); j++) { ap->getGuid(j, guid2); if (!uuid_compare(guid1, guid2)) break; } if (j == ap->getSize()) unbindList[unbindListSize++] = m_pParentList[i]; } } UnlockParentList(); for(int i = 0; i < unbindListSize; i++) { unbindList[i]->DeleteChild(this); DeleteParent(unbindList[i]); DbgPrintf(5, _T("ConfPoll(%s): unbound from policy object %s [%d]"), m_szName, unbindList[i]->Name(), unbindList[i]->Id()); } safe_free(unbindList); delete ap; } else { DbgPrintf(5, _T("ConfPoll(%s): AgentConnection::getPolicyInventory() failed: rcc=%d"), m_szName, rcc); } } // // Update primary IP address from primary name // void Node::updatePrimaryIpAddr() { if (m_primaryName[0] == 0) return; DWORD ipAddr = ntohl(ResolveHostName(m_primaryName)); if ((ipAddr != m_dwIpAddr) && (ipAddr != INADDR_ANY) && (ipAddr != INADDR_NONE)) { TCHAR buffer1[32], buffer2[32]; DbgPrintf(4, _T("IP address for node %s [%d] changed from %s to %s"), m_szName, (int)m_dwId, IpToStr(m_dwIpAddr, buffer1), IpToStr(ipAddr, buffer2)); PostEvent(EVENT_IP_ADDRESS_CHANGED, m_dwId, "aa", ipAddr, m_dwIpAddr); m_dwIpAddr = ipAddr; } } // // Walker callback for print MIB // static DWORD PrintMIBWalkerCallback(DWORD version, SNMP_Variable *var, SNMP_Transport *transport, void *arg) { (*((int *)arg))++; return SNMP_ERR_SUCCESS; } // // Perform configuration poll on node // void Node::configurationPoll(ClientSession *pSession, DWORD dwRqId, int nPoller, DWORD dwNetMask) { DWORD dwOldFlags = m_dwFlags, dwAddr, rcc, dwNumParams; NXC_AGENT_PARAM *pParamList; AgentConnection *pAgentConn; TCHAR szBuffer[4096]; SNMP_Transport *pTransport; BOOL bHasChanges = FALSE; SetPollerInfo(nPoller, _T("wait for lock")); pollerLock(); m_pPollRequestor = pSession; SendPollerMsg(dwRqId, _T("Starting configuration poll for node %s\r\n"), m_szName); DbgPrintf(4, _T("Starting configuration poll for node %s (ID: %d)"), m_szName, m_dwId); // Check for forced capabilities recheck if (m_dwDynamicFlags & NDF_RECHECK_CAPABILITIES) { m_dwFlags &= ~(NF_IS_NATIVE_AGENT | NF_IS_SNMP | NF_IS_CPSNMP | NF_IS_BRIDGE | NF_IS_ROUTER | NF_IS_OSPF | NF_IS_PRINTER | NF_IS_CDP | NF_IS_LLDP | NF_IS_SONMP); m_dwDynamicFlags &= ~NDF_CONFIGURATION_POLL_PASSED; m_szObjectId[0] = 0; m_szPlatformName[0] = 0; m_szAgentVersion[0] = 0; safe_free_and_null(m_sysDescription); safe_free_and_null(m_sysName); safe_free_and_null(m_lldpNodeId); } // Check if node is marked as unreachable if ((m_dwDynamicFlags & NDF_UNREACHABLE) && !(m_dwDynamicFlags & NDF_RECHECK_CAPABILITIES)) { SendPollerMsg(dwRqId, POLLER_WARNING _T("Node is marked as unreachable, configuration poll aborted\r\n")); DbgPrintf(4, _T("Node is marked as unreachable, configuration poll aborted")); m_tLastConfigurationPoll = time(NULL); } else { updatePrimaryIpAddr(); // Check node's capabilities SetPollerInfo(nPoller, _T("capability check")); SendPollerMsg(dwRqId, _T("Checking node's capabilities...\r\n")); // ***** NetXMS agent check ***** DbgPrintf(5, _T("ConfPoll(%s): checking for NetXMS agent Flags={%08X} DynamicFlags={%08X}"), m_szName, m_dwFlags, m_dwDynamicFlags); if ((!((m_dwFlags & NF_IS_NATIVE_AGENT) && (m_dwDynamicFlags & NDF_AGENT_UNREACHABLE))) && (!(m_dwFlags & NF_DISABLE_NXCP)) && (m_dwIpAddr != 0)) { SendPollerMsg(dwRqId, _T(" Checking NetXMS agent...\r\n")); pAgentConn = new AgentConnection(htonl(m_dwIpAddr), m_wAgentPort, m_wAuthMethod, m_szSharedSecret); setAgentProxy(pAgentConn); DbgPrintf(5, _T("ConfPoll(%s): checking for NetXMS agent - connecting"), m_szName); if (pAgentConn->connect(g_pServerKey)) { DbgPrintf(5, _T("ConfPoll(%s): checking for NetXMS agent - connected"), m_szName); LockData(); m_dwFlags |= NF_IS_NATIVE_AGENT; if (m_dwDynamicFlags & NDF_AGENT_UNREACHABLE) { m_dwDynamicFlags &= ~NDF_AGENT_UNREACHABLE; PostEvent(EVENT_AGENT_OK, m_dwId, NULL); SendPollerMsg(dwRqId, POLLER_INFO _T(" Connectivity with NetXMS agent restored\r\n")); } else { SendPollerMsg(dwRqId, POLLER_INFO _T(" NetXMS native agent is active\r\n")); } UnlockData(); if (pAgentConn->getParameter(_T("Agent.Version"), MAX_AGENT_VERSION_LEN, szBuffer) == ERR_SUCCESS) { LockData(); if (_tcscmp(m_szAgentVersion, szBuffer)) { _tcscpy(m_szAgentVersion, szBuffer); bHasChanges = TRUE; SendPollerMsg(dwRqId, _T(" NetXMS agent version changed to %s\r\n"), m_szAgentVersion); } UnlockData(); } if (pAgentConn->getParameter(_T("System.PlatformName"), MAX_PLATFORM_NAME_LEN, szBuffer) == ERR_SUCCESS) { LockData(); if (_tcscmp(m_szPlatformName, szBuffer)) { _tcscpy(m_szPlatformName, szBuffer); bHasChanges = TRUE; SendPollerMsg(dwRqId, _T(" Platform name changed to %s\r\n"), m_szPlatformName); } UnlockData(); } // Check IP forwarding status if (pAgentConn->getParameter(_T("Net.IP.Forwarding"), 16, szBuffer) == ERR_SUCCESS) { if (_tcstoul(szBuffer, NULL, 10) != 0) m_dwFlags |= NF_IS_ROUTER; else m_dwFlags &= ~NF_IS_ROUTER; } // Get uname if (pAgentConn->getParameter(_T("System.Uname"), MAX_DB_STRING, szBuffer) == ERR_SUCCESS) { TranslateStr(szBuffer, _T("\r\n"), _T(" ")); TranslateStr(szBuffer, _T("\n"), _T(" ")); TranslateStr(szBuffer, _T("\r"), _T(" ")); LockData(); if ((m_sysDescription == NULL) || _tcscmp(m_sysDescription, szBuffer)) { safe_free(m_sysDescription); m_sysDescription = _tcsdup(szBuffer); bHasChanges = TRUE; SendPollerMsg(dwRqId, _T(" System description changed to %s\r\n"), m_sysDescription); } UnlockData(); } rcc = pAgentConn->getSupportedParameters(&dwNumParams, &pParamList); if (rcc == ERR_SUCCESS) { LockData(); safe_free(m_pParamList); m_dwNumParams = dwNumParams; m_pParamList = pParamList; UnlockData(); } else { DbgPrintf(5, _T("ConfPoll(%s): AgentConnection::GetSupportedParameters() failed: rcc=%d"), m_szName, rcc); } checkAgentPolicyBinding(pAgentConn); pAgentConn->disconnect(); } else { DbgPrintf(5, _T("ConfPoll(%s): checking for NetXMS agent - failed to connect"), m_szName); } delete pAgentConn; DbgPrintf(5, _T("ConfPoll(%s): checking for NetXMS agent - finished"), m_szName); } // ***** SNMP check ***** if ((!((m_dwFlags & NF_IS_SNMP) && (m_dwDynamicFlags & NDF_SNMP_UNREACHABLE))) && (!(m_dwFlags & NF_DISABLE_SNMP)) && (m_dwIpAddr != 0)) { SendPollerMsg(dwRqId, _T(" Checking SNMP...\r\n")); DbgPrintf(5, _T("ConfPoll(%s): calling SnmpCheckCommSettings()"), m_szName); pTransport = createSnmpTransport(); if (pTransport == NULL) { DbgPrintf(5, _T("ConfPoll(%s): unable to create SNMP transport"), m_szName); goto skip_snmp_checks; } SNMP_SecurityContext *newCtx = SnmpCheckCommSettings(pTransport, &m_snmpVersion, m_snmpSecurity); if (newCtx != NULL) { LockData(); delete m_snmpSecurity; m_snmpSecurity = newCtx; m_dwFlags |= NF_IS_SNMP; if (m_dwDynamicFlags & NDF_SNMP_UNREACHABLE) { m_dwDynamicFlags &= ~NDF_SNMP_UNREACHABLE; PostEvent(EVENT_SNMP_OK, m_dwId, NULL); SendPollerMsg(dwRqId, POLLER_INFO _T(" Connectivity with SNMP agent restored\r\n")); } UnlockData(); SendPollerMsg(dwRqId, _T(" SNMP agent is active (version %s)\r\n"), (m_snmpVersion == SNMP_VERSION_3) ? _T("3") : ((m_snmpVersion == SNMP_VERSION_2C) ? _T("2c") : _T("1"))); if (SnmpGet(m_snmpVersion, pTransport, _T(".1.3.6.1.2.1.1.2.0"), NULL, 0, szBuffer, 4096, SG_STRING_RESULT) == SNMP_ERR_SUCCESS) { LockData(); if (_tcscmp(m_szObjectId, szBuffer)) { nx_strncpy(m_szObjectId, szBuffer, MAX_OID_LEN * 4); bHasChanges = TRUE; } UnlockData(); } // Get system description if (SnmpGet(m_snmpVersion, pTransport, _T(".1.3.6.1.2.1.1.1.0"), NULL, 0, szBuffer, MAX_DB_STRING, SG_STRING_RESULT) == SNMP_ERR_SUCCESS) { TranslateStr(szBuffer, _T("\r\n"), _T(" ")); TranslateStr(szBuffer, _T("\n"), _T(" ")); TranslateStr(szBuffer, _T("\r"), _T(" ")); LockData(); if ((m_sysDescription == NULL) || _tcscmp(m_sysDescription, szBuffer)) { safe_free(m_sysDescription); m_sysDescription = _tcsdup(szBuffer); bHasChanges = TRUE; SendPollerMsg(dwRqId, _T(" System description changed to %s\r\n"), m_sysDescription); } UnlockData(); } // Select device driver NetworkDeviceDriver *driver = FindDriverForNode(this, pTransport); DbgPrintf(5, _T("ConfPoll(%s): selected device driver %s"), m_szName, driver->getName()); LockData(); if (driver != m_driver) { m_driver = driver; SendPollerMsg(dwRqId, _T(" New network device driver selected: %s\r\n"), m_driver->getName()); } UnlockData(); // Allow driver to gather additional info m_driver->analyzeDevice(pTransport, m_szObjectId, &m_customAttributes); // Get sysName if (SnmpGet(m_snmpVersion, pTransport, _T(".1.3.6.1.2.1.1.5.0"), NULL, 0, szBuffer, MAX_DB_STRING, SG_STRING_RESULT) == SNMP_ERR_SUCCESS) { LockData(); if ((m_sysName == NULL) || _tcscmp(m_sysName, szBuffer)) { safe_free(m_sysName); m_sysName = _tcsdup(szBuffer); bHasChanges = TRUE; SendPollerMsg(dwRqId, _T(" System name changed to %s\r\n"), m_sysName); } UnlockData(); } // Check IP forwarding if (CheckSNMPIntegerValue(pTransport, _T(".1.3.6.1.2.1.4.1.0"), 1)) { LockData(); m_dwFlags |= NF_IS_ROUTER; UnlockData(); } else { LockData(); m_dwFlags &= ~NF_IS_ROUTER; UnlockData(); } // Check for bridge MIB support if (SnmpGet(m_snmpVersion, pTransport, _T(".1.3.6.1.2.1.17.1.1.0"), NULL, 0, szBuffer, 4096, SG_RAW_RESULT) == SNMP_ERR_SUCCESS) { LockData(); m_dwFlags |= NF_IS_BRIDGE; memcpy(m_baseBridgeAddress, szBuffer, 6); UnlockData(); // Check for Spanning Tree (IEEE 802.1d) MIB support if (CheckSNMPIntegerValue(pTransport, _T(".1.3.6.1.2.1.17.2.1.0"), 3)) { LockData(); m_dwFlags |= NF_IS_STP; UnlockData(); } else { LockData(); m_dwFlags &= ~NF_IS_STP; UnlockData(); } } else { LockData(); m_dwFlags &= ~(NF_IS_BRIDGE | NF_IS_STP); UnlockData(); } // Check for printer MIB support int count = 0; SnmpEnumerate(m_snmpVersion, pTransport, _T(".1.3.6.1.2.1.43.5.1.1.17"), PrintMIBWalkerCallback, &count, FALSE); if (count > 0) { LockData(); m_dwFlags |= NF_IS_PRINTER; UnlockData(); } else { LockData(); m_dwFlags &= ~NF_IS_PRINTER; UnlockData(); } // Check for CDP (Cisco Discovery Protocol) support if (CheckSNMPIntegerValue(pTransport, _T(".1.3.6.1.4.1.9.9.23.1.3.1.0"), 1)) { LockData(); m_dwFlags |= NF_IS_CDP; UnlockData(); } else { LockData(); m_dwFlags &= ~NF_IS_CDP; UnlockData(); } // Check for NDP (Nortel Discovery Protocol) support if (CheckSNMPIntegerValue(pTransport, _T(".1.3.6.1.4.1.45.1.6.13.1.2.0"), 1)) { LockData(); m_dwFlags |= NF_IS_NDP; UnlockData(); } else { LockData(); m_dwFlags &= ~NF_IS_NDP; UnlockData(); } // Check for LLDP (Link Layer Discovery Protocol) support if (SnmpGet(m_snmpVersion, pTransport, _T(".1.0.8802.1.1.2.1.3.2.0"), NULL, 0, szBuffer, 4096, 0) == SNMP_ERR_SUCCESS) { LockData(); m_dwFlags |= NF_IS_LLDP; UnlockData(); if (SnmpGet(m_snmpVersion, pTransport, _T(".1.0.8802.1.1.2.1.3.1.0"), NULL, 0, szBuffer, 4096, SG_STRING_RESULT) == SNMP_ERR_SUCCESS) { _tcscat(szBuffer, _T("@")); int len = (int)_tcslen(szBuffer); if (SnmpGet(m_snmpVersion, pTransport, _T(".1.0.8802.1.1.2.1.3.2.0"), NULL, 0, &szBuffer[len], 4096 - len, SG_HSTRING_RESULT) == SNMP_ERR_SUCCESS) { LockData(); if ((m_lldpNodeId == NULL) || _tcscmp(m_lldpNodeId, szBuffer)) { safe_free(m_lldpNodeId); m_lldpNodeId = _tcsdup(szBuffer); bHasChanges = TRUE; SendPollerMsg(dwRqId, _T(" LLDP node ID changed to %s\r\n"), m_lldpNodeId); } UnlockData(); } } } else { LockData(); m_dwFlags &= ~NF_IS_LLDP; UnlockData(); } // Check for 802.1x support if (CheckSNMPIntegerValue(pTransport, _T(".1.0.8802.1.1.1.1.1.1.0"), 1)) { LockData(); m_dwFlags |= NF_IS_8021X; UnlockData(); } else { LockData(); m_dwFlags &= ~NF_IS_8021X; UnlockData(); } CheckOSPFSupport(pTransport); // Get VRRP information VrrpInfo *vrrpInfo = GetVRRPInfo(this); if (vrrpInfo != NULL) { LockData(); m_dwFlags |= NF_IS_VRRP; delete m_vrrpInfo; m_vrrpInfo = vrrpInfo; UnlockData(); } else { LockData(); m_dwFlags &= ~NF_IS_VRRP; UnlockData(); } } else { // Check for CheckPoint SNMP agent on port 161 DbgPrintf(5, _T("ConfPoll(%s): checking for CheckPoint SNMP"), m_szName); if (SnmpGet(SNMP_VERSION_1, pTransport, _T(".1.3.6.1.4.1.2620.1.1.10.0"), NULL, 0, szBuffer, 4096, 0) == SNMP_ERR_SUCCESS) { LockData(); if (_tcscmp(m_szObjectId, _T(".1.3.6.1.4.1.2620.1.1"))) { nx_strncpy(m_szObjectId, _T(".1.3.6.1.4.1.2620.1.1"), MAX_OID_LEN * 4); bHasChanges = TRUE; } m_dwFlags |= NF_IS_SNMP | NF_IS_ROUTER; m_dwDynamicFlags &= ~NDF_SNMP_UNREACHABLE; UnlockData(); SendPollerMsg(dwRqId, POLLER_INFO _T(" CheckPoint SNMP agent on port 161 is active\r\n")); } } delete pTransport; } skip_snmp_checks: // Check for CheckPoint SNMP agent on port 260 DbgPrintf(5, _T("ConfPoll(%s): checking for CheckPoint SNMP on port 260"), m_szName); if (!((m_dwFlags & NF_IS_CPSNMP) && (m_dwDynamicFlags & NDF_CPSNMP_UNREACHABLE)) && (m_dwIpAddr != 0)) { pTransport = new SNMP_UDPTransport; ((SNMP_UDPTransport *)pTransport)->createUDPTransport(NULL, htonl(m_dwIpAddr), CHECKPOINT_SNMP_PORT); if (SnmpGet(SNMP_VERSION_1, pTransport, _T(".1.3.6.1.4.1.2620.1.1.10.0"), NULL, 0, szBuffer, 4096, 0) == SNMP_ERR_SUCCESS) { LockData(); m_dwFlags |= NF_IS_CPSNMP | NF_IS_ROUTER; m_dwDynamicFlags &= ~NDF_CPSNMP_UNREACHABLE; UnlockData(); SendPollerMsg(dwRqId, POLLER_INFO _T(" CheckPoint SNMP agent on port 260 is active\r\n")); } delete pTransport; } // Generate event if node flags has been changed if (dwOldFlags != m_dwFlags) { PostEvent(EVENT_NODE_FLAGS_CHANGED, m_dwId, "xx", dwOldFlags, m_dwFlags); bHasChanges = TRUE; } // Retrieve interface list SetPollerInfo(nPoller, _T("interface check")); SendPollerMsg(dwRqId, _T("Capability check finished\r\n")); if (updateInterfaceConfiguration(dwRqId, dwNetMask)) bHasChanges = TRUE; m_tLastConfigurationPoll = time(NULL); // Check node name SendPollerMsg(dwRqId, _T("Checking node name\r\n")); dwAddr = ntohl(_t_inet_addr(m_szName)); if ((g_dwFlags & AF_RESOLVE_NODE_NAMES) && (dwAddr != INADDR_NONE) && (dwAddr != INADDR_ANY) && isMyIP(dwAddr)) { SendPollerMsg(dwRqId, _T("Node name is an IP address and need to be resolved\r\n")); SetPollerInfo(nPoller, _T("resolving name")); if (resolveName(FALSE)) { SendPollerMsg(dwRqId, POLLER_INFO _T("Node name resolved to %s\r\n"), m_szName); bHasChanges = TRUE; } else { SendPollerMsg(dwRqId, POLLER_WARNING _T("Node name cannot be resolved\r\n")); } } else { if (g_dwFlags & AF_SYNC_NODE_NAMES_WITH_DNS) { SendPollerMsg(dwRqId, _T("Syncing node name with DNS\r\n")); SetPollerInfo(nPoller, _T("resolving name")); if (resolveName(TRUE)) { SendPollerMsg(dwRqId, POLLER_INFO _T("Node name resolved to %s\r\n"), m_szName); bHasChanges = TRUE; } } else { SendPollerMsg(dwRqId, _T("Node name is OK\r\n")); } } // Apply templates ApplySystemTemplates(); ApplyUserTemplates(); updateContainerMembership(); SendPollerMsg(dwRqId, _T("Finished configuration poll for node %s\r\n"), m_szName); SendPollerMsg(dwRqId, _T("Node configuration was%schanged after poll\r\n"), bHasChanges ? _T(" ") : _T(" not ")); m_dwDynamicFlags |= NDF_CONFIGURATION_POLL_PASSED; } // Finish configuration poll SetPollerInfo(nPoller, _T("cleanup")); if (dwRqId == 0) m_dwDynamicFlags &= ~NDF_QUEUED_FOR_CONFIG_POLL; m_dwDynamicFlags &= ~NDF_RECHECK_CAPABILITIES; pollerUnlock(); DbgPrintf(4, _T("Finished configuration poll for node %s (ID: %d)"), m_szName, m_dwId); if (bHasChanges) { LockData(); Modify(); UnlockData(); } } // // Update interface configuration // BOOL Node::updateInterfaceConfiguration(DWORD dwRqId, DWORD dwNetMask) { InterfaceList *pIfList; Interface **ppDeleteList; int i, j, iDelCount; BOOL hasChanges = FALSE; Cluster *pCluster = getMyCluster(); SendPollerMsg(dwRqId, _T("Checking interface configuration...\r\n")); pIfList = getInterfaceList(); if (pIfList != NULL) { // Remove cluster virtual interfaces from list if (pCluster != NULL) { for(i = 0; i < pIfList->getSize(); i++) { if (pCluster->isVirtualAddr(pIfList->get(i)->dwIpAddr)) { pIfList->remove(i); i--; } } } // Find non-existing interfaces LockChildList(FALSE); ppDeleteList = (Interface **)malloc(sizeof(Interface *) * m_dwChildCount); for(i = 0, iDelCount = 0; i < (int)m_dwChildCount; i++) { if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { Interface *pInterface = (Interface *)m_pChildList[i]; for(j = 0; j < pIfList->getSize(); j++) { if ((pIfList->get(j)->dwIndex == pInterface->getIfIndex()) && (pIfList->get(j)->dwIpAddr == pInterface->IpAddr())) break; } if (j == pIfList->getSize()) { // No such interface in current configuration, add it to delete list ppDeleteList[iDelCount++] = pInterface; } } } UnlockChildList(); // Delete non-existent interfaces if (iDelCount > 0) { for(j = 0; j < iDelCount; j++) { SendPollerMsg(dwRqId, POLLER_WARNING _T(" Interface \"%s\" is no longer exist\r\n"), ppDeleteList[j]->Name()); PostEvent(EVENT_INTERFACE_DELETED, m_dwId, "dsaa", ppDeleteList[j]->getIfIndex(), ppDeleteList[j]->Name(), ppDeleteList[j]->IpAddr(), ppDeleteList[j]->getIpNetMask()); deleteInterface(ppDeleteList[j]); } hasChanges = TRUE; } safe_free(ppDeleteList); // Add new interfaces and check configuration of existing for(j = 0; j < pIfList->getSize(); j++) { NX_INTERFACE_INFO *ifInfo = pIfList->get(j); BOOL bNewInterface = TRUE; LockChildList(FALSE); for(i = 0; i < (int)m_dwChildCount; i++) { if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { Interface *pInterface = (Interface *)m_pChildList[i]; if ((ifInfo->dwIndex == pInterface->getIfIndex()) && (ifInfo->dwIpAddr == pInterface->IpAddr())) { // Existing interface, check configuration if (memcmp(ifInfo->bMacAddr, pInterface->getMacAddr(), MAC_ADDR_LENGTH)) { TCHAR szOldMac[16], szNewMac[16]; BinToStr((BYTE *)pInterface->getMacAddr(), MAC_ADDR_LENGTH, szOldMac); BinToStr(ifInfo->bMacAddr, MAC_ADDR_LENGTH, szNewMac); PostEvent(EVENT_MAC_ADDR_CHANGED, m_dwId, "idsss", pInterface->Id(), pInterface->getIfIndex(), pInterface->Name(), szOldMac, szNewMac); pInterface->setMacAddr(ifInfo->bMacAddr); } if (_tcscmp(ifInfo->szName, pInterface->Name())) { pInterface->setName(ifInfo->szName); } if (_tcscmp(ifInfo->szDescription, pInterface->getDescription())) { pInterface->setDescription(ifInfo->szDescription); } if (ifInfo->dwBridgePortNumber != pInterface->getBridgePortNumber()) { pInterface->setBridgePortNumber(ifInfo->dwBridgePortNumber); } if (ifInfo->dwSlotNumber != pInterface->getSlotNumber()) { pInterface->setSlotNumber(ifInfo->dwSlotNumber); } if (ifInfo->dwPortNumber != pInterface->getPortNumber()) { pInterface->setPortNumber(ifInfo->dwPortNumber); } if (ifInfo->isPhysicalPort != pInterface->isPhysicalPort()) { pInterface->setPhysicalPortFlag(ifInfo->isPhysicalPort); } if ((ifInfo->dwIpNetMask != 0) && (ifInfo->dwIpNetMask != pInterface->getIpNetMask())) { pInterface->setIpNetMask(ifInfo->dwIpNetMask); } bNewInterface = FALSE; break; } } } UnlockChildList(); if (bNewInterface) { // New interface SendPollerMsg(dwRqId, POLLER_INFO _T(" Found new interface \"%s\"\r\n"), ifInfo->szName); createNewInterface(ifInfo->dwIpAddr, ifInfo->dwIpNetMask, ifInfo->szName, ifInfo->szDescription, ifInfo->dwIndex, ifInfo->dwType, ifInfo->bMacAddr, ifInfo->dwBridgePortNumber, ifInfo->dwSlotNumber, ifInfo->dwPortNumber, ifInfo->isPhysicalPort); hasChanges = TRUE; } } // Check if address we are using to communicate with node // is configured on one of node's interfaces for(i = 0; i < pIfList->getSize(); i++) if (pIfList->get(i)->dwIpAddr == m_dwIpAddr) break; if (i == (DWORD)pIfList->getSize()) { // Node is behind NAT if (!(m_dwFlags & NF_BEHIND_NAT)) { m_dwFlags |= NF_BEHIND_NAT; hasChanges = TRUE; } } else { // Check if NF_BEHIND_NAT flag set incorrectly if (m_dwFlags & NF_BEHIND_NAT) { m_dwFlags &= ~NF_BEHIND_NAT; hasChanges = TRUE; } } checkSubnetBinding(pIfList); delete pIfList; } else /* pIfList == NULL */ { Interface *pInterface; DWORD dwCount; SendPollerMsg(dwRqId, POLLER_ERROR _T("Unable to get interface list from node\r\n")); // Delete all existing interfaces in case of forced capability recheck if (m_dwDynamicFlags & NDF_RECHECK_CAPABILITIES) { LockChildList(FALSE); ppDeleteList = (Interface **)malloc(sizeof(Interface *) * m_dwChildCount); for(i = 0, iDelCount = 0; i < (int)m_dwChildCount; i++) { if (m_pChildList[i]->Type() == OBJECT_INTERFACE) ppDeleteList[iDelCount++] = (Interface *)m_pChildList[i]; } UnlockChildList(); for(j = 0; j < iDelCount; j++) { SendPollerMsg(dwRqId, POLLER_WARNING _T(" Interface \"%s\" is no longer exist\r\n"), ppDeleteList[j]->Name()); PostEvent(EVENT_INTERFACE_DELETED, m_dwId, "dsaa", ppDeleteList[j]->getIfIndex(), ppDeleteList[j]->Name(), ppDeleteList[j]->IpAddr(), ppDeleteList[j]->getIpNetMask()); deleteInterface(ppDeleteList[j]); } safe_free(ppDeleteList); } // Check if we have pseudo-interface object dwCount = getInterfaceCount(&pInterface); if (dwCount == 1) { if (pInterface->isFake()) { // Check if primary IP is different from interface's IP if (pInterface->IpAddr() != m_dwIpAddr) { deleteInterface(pInterface); if (m_dwIpAddr != 0) createNewInterface(m_dwIpAddr, dwNetMask); } } } else if (dwCount == 0) { // No interfaces at all, create pseudo-interface if (m_dwIpAddr != 0) createNewInterface(m_dwIpAddr, dwNetMask); } } SendPollerMsg(dwRqId, _T("Interface configuration check finished\r\n")); return hasChanges; } // // Apply system templates // void Node::ApplySystemTemplates() { Template *pTemplate; pTemplate = FindTemplateByName(_T("@System.Agent")); if (pTemplate != NULL) { if (isNativeAgent()) { if (!pTemplate->IsChild(m_dwId)) { DbgPrintf(4, _T("Node::ApplySystemTemplates(): applying template %d \"%s\" to node %d \"%s\""), pTemplate->Id(), pTemplate->Name(), m_dwId, m_szName); pTemplate->ApplyToNode(this); } } else { if (pTemplate->IsChild(m_dwId)) { DbgPrintf(4, _T("Node::ApplySystemTemplates(): removing template %d \"%s\" from node %d \"%s\""), pTemplate->Id(), pTemplate->Name(), m_dwId, m_szName); pTemplate->DeleteChild(this); DeleteParent(pTemplate); pTemplate->queueRemoveFromNode(m_dwId, TRUE); } } } } // // Apply user templates // static void ApplyTemplate(NetObj *object, void *node) { if ((object->Type() == OBJECT_TEMPLATE) && !object->isDeleted()) { Template *pTemplate = (Template *)object; if (pTemplate->isApplicable((Node *)node)) { if (!pTemplate->IsChild(((Node *)node)->Id())) { DbgPrintf(4, _T("Node::ApplyUserTemplates(): applying template %d \"%s\" to node %d \"%s\""), pTemplate->Id(), pTemplate->Name(), ((Node *)node)->Id(), ((Node *)node)->Name()); pTemplate->ApplyToNode((Node *)node); } } else { if (pTemplate->isAutoApplyEnabled() && pTemplate->IsChild(((Node *)node)->Id())) { DbgPrintf(4, _T("Node::ApplyUserTemplates(): removing template %d \"%s\" from node %d \"%s\""), pTemplate->Id(), pTemplate->Name(), ((Node *)node)->Id(), ((Node *)node)->Name()); pTemplate->DeleteChild((Node *)node); ((Node *)node)->DeleteParent(pTemplate); pTemplate->queueRemoveFromNode(((Node *)node)->Id(), TRUE); } } } } void Node::ApplyUserTemplates() { g_idxObjectById.forEach(ApplyTemplate, this); } // // Update container membership // static void UpdateContainerBinding(NetObj *object, void *node) { if ((object->Type() == OBJECT_CONTAINER) && !object->isDeleted()) { Container *pContainer = (Container *)object; if (pContainer->isSuitableForNode((Node *)node)) { if (!pContainer->IsChild(((Node *)node)->Id())) { DbgPrintf(4, _T("Node::UpdateContainerMembership(): binding node %d \"%s\" to container %d \"%s\""), ((Node *)node)->Id(), ((Node *)node)->Name(), pContainer->Id(), pContainer->Name()); pContainer->AddChild((Node *)node); ((Node *)node)->AddParent(pContainer); } } else { if (pContainer->isAutoBindEnabled() && pContainer->IsChild(((Node *)node)->Id())) { DbgPrintf(4, _T("Node::UpdateContainerMembership(): removing node %d \"%s\" from container %d \"%s\""), ((Node *)node)->Id(), ((Node *)node)->Name(), pContainer->Id(), pContainer->Name()); pContainer->DeleteChild((Node *)node); ((Node *)node)->DeleteParent(pContainer); } } } } void Node::updateContainerMembership() { g_idxObjectById.forEach(UpdateContainerBinding, this); } // // Connect to native agent // BOOL Node::connectToAgent(DWORD *error, DWORD *socketError) { BOOL bRet; // Create new agent connection object if needed if (m_pAgentConnection == NULL) m_pAgentConnection = new AgentConnectionEx(htonl(m_dwIpAddr), m_wAgentPort, m_wAuthMethod, m_szSharedSecret); // Check if we already connected if (m_pAgentConnection->nop() == ERR_SUCCESS) return TRUE; // Close current connection or clean up after broken connection m_pAgentConnection->disconnect(); m_pAgentConnection->setPort(m_wAgentPort); #ifdef UNICODE char mbSecret[MAX_SECRET_LENGTH]; WideCharToMultiByte(CP_ACP, WC_DEFAULTCHAR | WC_COMPOSITECHECK, m_szSharedSecret, -1, mbSecret, MAX_SECRET_LENGTH, NULL, NULL); mbSecret[MAX_SECRET_LENGTH - 1] = 0; m_pAgentConnection->setAuthData(m_wAuthMethod, mbSecret); #else m_pAgentConnection->setAuthData(m_wAuthMethod, m_szSharedSecret); #endif setAgentProxy(m_pAgentConnection); bRet = m_pAgentConnection->connect(g_pServerKey, FALSE, error, socketError); if (bRet) { m_pAgentConnection->setCommandTimeout(g_dwAgentCommandTimeout); m_pAgentConnection->enableTraps(); } return bRet; } // // Get item's value via SNMP // DWORD Node::getItemFromSNMP(WORD port, const TCHAR *szParam, DWORD dwBufSize, TCHAR *szBuffer, int interpretRawValue) { DWORD dwResult; if ((((m_dwDynamicFlags & NDF_SNMP_UNREACHABLE) || !(m_dwFlags & NF_IS_SNMP)) && (port == 0)) || (m_dwDynamicFlags & NDF_UNREACHABLE) || (m_dwFlags & NF_DISABLE_SNMP)) { dwResult = SNMP_ERR_COMM; } else { SNMP_Transport *pTransport; pTransport = createSnmpTransport(port); if (pTransport != NULL) { if (interpretRawValue == SNMP_RAWTYPE_NONE) { dwResult = SnmpGet(m_snmpVersion, pTransport, szParam, NULL, 0, szBuffer, dwBufSize, SG_PSTRING_RESULT); } else { BYTE rawValue[1024]; memset(rawValue, 0, 1024); dwResult = SnmpGet(m_snmpVersion, pTransport, szParam, NULL, 0, rawValue, 1024, SG_RAW_RESULT); if (dwResult == SNMP_ERR_SUCCESS) { switch(interpretRawValue) { case SNMP_RAWTYPE_INT32: _sntprintf(szBuffer, dwBufSize, _T("%d"), ntohl(*((LONG *)rawValue))); break; case SNMP_RAWTYPE_UINT32: _sntprintf(szBuffer, dwBufSize, _T("%u"), ntohl(*((DWORD *)rawValue))); break; case SNMP_RAWTYPE_INT64: _sntprintf(szBuffer, dwBufSize, INT64_FMT, ntohq(*((INT64 *)rawValue))); break; case SNMP_RAWTYPE_UINT64: _sntprintf(szBuffer, dwBufSize, UINT64_FMT, ntohq(*((QWORD *)rawValue))); break; case SNMP_RAWTYPE_DOUBLE: _sntprintf(szBuffer, dwBufSize, _T("%f"), ntohd(*((double *)rawValue))); break; case SNMP_RAWTYPE_IP_ADDR: IpToStr(ntohl(*((DWORD *)rawValue)), szBuffer); break; case SNMP_RAWTYPE_MAC_ADDR: MACToStr(rawValue, szBuffer); break; default: szBuffer[0] = 0; break; } } } delete pTransport; } else { dwResult = SNMP_ERR_COMM; } } DbgPrintf(7, _T("Node(%s)->GetItemFromSNMP(%s): dwResult=%d"), m_szName, szParam, dwResult); return (dwResult == SNMP_ERR_SUCCESS) ? DCE_SUCCESS : ((dwResult == SNMP_ERR_NO_OBJECT) ? DCE_NOT_SUPPORTED : DCE_COMM_ERROR); } // // Get item's value via SNMP from CheckPoint's agent // DWORD Node::GetItemFromCheckPointSNMP(const TCHAR *szParam, DWORD dwBufSize, TCHAR *szBuffer) { DWORD dwResult; if ((m_dwDynamicFlags & NDF_CPSNMP_UNREACHABLE) || (m_dwDynamicFlags & NDF_UNREACHABLE)) { dwResult = SNMP_ERR_COMM; } else { SNMP_Transport *pTransport; pTransport = new SNMP_UDPTransport; ((SNMP_UDPTransport *)pTransport)->createUDPTransport(NULL, htonl(m_dwIpAddr), CHECKPOINT_SNMP_PORT); dwResult = SnmpGet(SNMP_VERSION_1, pTransport, szParam, NULL, 0, szBuffer, dwBufSize, SG_STRING_RESULT); delete pTransport; } DbgPrintf(7, _T("Node(%s)->GetItemFromCheckPointSNMP(%s): dwResult=%d"), m_szName, szParam, dwResult); return (dwResult == SNMP_ERR_SUCCESS) ? DCE_SUCCESS : ((dwResult == SNMP_ERR_NO_OBJECT) ? DCE_NOT_SUPPORTED : DCE_COMM_ERROR); } // // Get item's value via native agent // DWORD Node::GetItemFromAgent(const TCHAR *szParam, DWORD dwBufSize, TCHAR *szBuffer) { DWORD dwError = ERR_NOT_CONNECTED, dwResult = DCE_COMM_ERROR; DWORD dwTries = 3; if ((m_dwDynamicFlags & NDF_AGENT_UNREACHABLE) || (m_dwDynamicFlags & NDF_UNREACHABLE) || (m_dwFlags & NF_DISABLE_NXCP) || !(m_dwFlags & NF_IS_NATIVE_AGENT)) return DCE_COMM_ERROR; agentLock(); // Establish connection if needed if (m_pAgentConnection == NULL) if (!connectToAgent()) goto end_loop; // Get parameter from agent while(dwTries-- > 0) { dwError = m_pAgentConnection->getParameter(szParam, dwBufSize, szBuffer); switch(dwError) { case ERR_SUCCESS: dwResult = DCE_SUCCESS; goto end_loop; case ERR_UNKNOWN_PARAMETER: dwResult = DCE_NOT_SUPPORTED; goto end_loop; case ERR_NOT_CONNECTED: case ERR_CONNECTION_BROKEN: if (!connectToAgent()) goto end_loop; break; case ERR_REQUEST_TIMEOUT: // Reset connection to agent after timeout DbgPrintf(7, _T("Node(%s)->GetItemFromAgent(%s): timeout; resetting connection to agent..."), m_szName, szParam); delete_and_null(m_pAgentConnection); if (!connectToAgent()) goto end_loop; DbgPrintf(7, _T("Node(%s)->GetItemFromAgent(%s): connection to agent restored successfully"), m_szName, szParam); break; } } end_loop: agentUnlock(); DbgPrintf(7, _T("Node(%s)->GetItemFromAgent(%s): dwError=%d dwResult=%d"), m_szName, szParam, dwError, dwResult); return dwResult; } // // Get table from agent // DWORD Node::getTableFromAgent(const TCHAR *name, Table **table) { DWORD dwError = ERR_NOT_CONNECTED, dwResult = DCE_COMM_ERROR; DWORD dwTries = 3; *table = NULL; if ((m_dwDynamicFlags & NDF_AGENT_UNREACHABLE) || (m_dwDynamicFlags & NDF_UNREACHABLE) || (m_dwFlags & NF_DISABLE_NXCP) || !(m_dwFlags & NF_IS_NATIVE_AGENT)) return DCE_COMM_ERROR; agentLock(); // Establish connection if needed if (m_pAgentConnection == NULL) if (!connectToAgent()) goto end_loop; // Get parameter from agent while(dwTries-- > 0) { dwError = m_pAgentConnection->getTable(name, table); switch(dwError) { case ERR_SUCCESS: dwResult = DCE_SUCCESS; goto end_loop; case ERR_UNKNOWN_PARAMETER: dwResult = DCE_NOT_SUPPORTED; goto end_loop; case ERR_NOT_CONNECTED: case ERR_CONNECTION_BROKEN: if (!connectToAgent()) goto end_loop; break; case ERR_REQUEST_TIMEOUT: // Reset connection to agent after timeout DbgPrintf(7, _T("Node(%s)->getTableFromAgent(%s): timeout; resetting connection to agent..."), m_szName, name); delete_and_null(m_pAgentConnection); if (!connectToAgent()) goto end_loop; DbgPrintf(7, _T("Node(%s)->getTableFromAgent(%s): connection to agent restored successfully"), m_szName, name); break; } } end_loop: agentUnlock(); DbgPrintf(7, _T("Node(%s)->getTableFromAgent(%s): dwError=%d dwResult=%d"), m_szName, name, dwError, dwResult); return dwResult; } // // Get value for server's internal parameter // DWORD Node::GetInternalItem(const TCHAR *szParam, DWORD dwBufSize, TCHAR *szBuffer) { DWORD dwError = DCE_SUCCESS; if (!_tcsicmp(szParam, _T("Status"))) { _sntprintf(szBuffer, dwBufSize, _T("%d"), m_iStatus); } else if (!_tcsicmp(szParam, _T("Dummy"))) { _tcscpy(szBuffer, _T("0")); } else if (MatchString(_T("Net.IP.NextHop(*)"), szParam, FALSE)) { if ((m_dwFlags & NF_IS_NATIVE_AGENT) || (m_dwFlags & NF_IS_SNMP)) { TCHAR arg[256] = _T(""); DWORD destAddr, nextHop, ifIndex; BOOL isVpn; AgentGetParameterArg(szParam, 1, arg, 256); destAddr = ntohl(_t_inet_addr(arg)); if ((destAddr > 0) && (destAddr < 0xE0000000)) { if (getNextHop(m_dwIpAddr, destAddr, &nextHop, &ifIndex, &isVpn)) { IpToStr(nextHop, szBuffer); } else { _tcscpy(szBuffer, _T("UNREACHABLE")); } } else { dwError = DCE_NOT_SUPPORTED; } } else { dwError = DCE_NOT_SUPPORTED; } } else if (!_tcsicmp(szParam, _T("AgentStatus"))) { if (m_dwFlags & NF_IS_NATIVE_AGENT) { szBuffer[0] = (m_dwDynamicFlags & NDF_AGENT_UNREACHABLE) ? _T('1') : _T('0'); szBuffer[1] = 0; } else { dwError = DCE_NOT_SUPPORTED; } } else if (MatchString(_T("ChildStatus(*)"), szParam, FALSE)) { TCHAR *pEnd, szArg[256]; DWORD i, dwId; NetObj *pObject = NULL; AgentGetParameterArg(szParam, 1, szArg, 256); dwId = _tcstoul(szArg, &pEnd, 0); if (*pEnd != 0) { // Argument is object's name dwId = 0; } // Find child object with requested ID or name LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) { if (((dwId == 0) && (!_tcsicmp(m_pChildList[i]->Name(), szArg))) || (dwId == m_pChildList[i]->Id())) { pObject = m_pChildList[i]; break; } } UnlockChildList(); if (pObject != NULL) { _sntprintf(szBuffer, dwBufSize, _T("%d"), pObject->Status()); } else { dwError = DCE_NOT_SUPPORTED; } } else if (MatchString(_T("ConditionStatus(*)"), szParam, FALSE)) { TCHAR *pEnd, szArg[256]; DWORD dwId; NetObj *pObject = NULL; AgentGetParameterArg(szParam, 1, szArg, 256); dwId = _tcstoul(szArg, &pEnd, 0); if (*pEnd == 0) { pObject = FindObjectById(dwId); if (pObject != NULL) if (pObject->Type() != OBJECT_CONDITION) pObject = NULL; } else { // Argument is object's name pObject = FindObjectByName(szArg, OBJECT_CONDITION); } if (pObject != NULL) { if (pObject->IsTrustedNode(m_dwId)) { _sntprintf(szBuffer, dwBufSize, _T("%d"), pObject->Status()); } else { dwError = DCE_NOT_SUPPORTED; } } else { dwError = DCE_NOT_SUPPORTED; } } else if (m_dwFlags & NF_IS_LOCAL_MGMT) { if (!_tcsicmp(szParam, _T("Server.AverageDCPollerQueueSize"))) { _sntprintf(szBuffer, dwBufSize, _T("%f"), g_dAvgPollerQueueSize); } else if (!_tcsicmp(szParam, _T("Server.AverageDBWriterQueueSize"))) { _sntprintf(szBuffer, dwBufSize, _T("%f"), g_dAvgDBAndIDataWriterQueueSize); } else if (!_tcsicmp(szParam, _T("Server.AverageDBWriterQueueSize.Other"))) { _sntprintf(szBuffer, dwBufSize, _T("%f"), g_dAvgDBWriterQueueSize); } else if (!_tcsicmp(szParam, _T("Server.AverageDBWriterQueueSize.IData"))) { _sntprintf(szBuffer, dwBufSize, _T("%f"), g_dAvgIDataWriterQueueSize); } else if (!_tcsicmp(szParam, _T("Server.AverageStatusPollerQueueSize"))) { _sntprintf(szBuffer, dwBufSize, _T("%f"), g_dAvgStatusPollerQueueSize); } else if (!_tcsicmp(szParam, _T("Server.AverageConfigurationPollerQueueSize"))) { _sntprintf(szBuffer, dwBufSize, _T("%f"), g_dAvgConfigPollerQueueSize); } else if (!_tcsicmp(szParam, _T("Server.AverageDCIQueuingTime"))) { _sntprintf(szBuffer, dwBufSize, _T("%u"), g_dwAvgDCIQueuingTime); } else if (!_tcsicmp(szParam, _T("Server.TotalEventsProcessed"))) { _sntprintf(szBuffer, dwBufSize, INT64_FMT, g_totalEventsProcessed); } else { dwError = DCE_NOT_SUPPORTED; } } else { dwError = DCE_NOT_SUPPORTED; } return dwError; } // // Translate DCI error code into RCC // static DWORD RCCFromDCIError(DWORD error) { switch(error) { case DCE_SUCCESS: return RCC_SUCCESS; case DCE_COMM_ERROR: return RCC_COMM_FAILURE; case DCE_NOT_SUPPORTED: return RCC_DCI_NOT_SUPPORTED; default: return RCC_SYSTEM_FAILURE; } } // // Get item's value for client // DWORD Node::getItemForClient(int iOrigin, const TCHAR *pszParam, TCHAR *pszBuffer, DWORD dwBufSize) { DWORD dwResult = 0, dwRetCode; // Get data from node switch(iOrigin) { case DS_INTERNAL: dwRetCode = GetInternalItem(pszParam, dwBufSize, pszBuffer); break; case DS_NATIVE_AGENT: dwRetCode = GetItemFromAgent(pszParam, dwBufSize, pszBuffer); break; case DS_SNMP_AGENT: dwRetCode = getItemFromSNMP(0, pszParam, dwBufSize, pszBuffer, SNMP_RAWTYPE_NONE); break; case DS_CHECKPOINT_AGENT: dwRetCode = GetItemFromCheckPointSNMP(pszParam, dwBufSize, pszBuffer); break; default: dwResult = RCC_INVALID_ARGUMENT; break; } // Translate return code to RCC if (dwResult != RCC_INVALID_ARGUMENT) dwResult = RCCFromDCIError(dwRetCode); return dwResult; } // // Get table for client // DWORD Node::getTableForClient(const TCHAR *name, Table **table) { DWORD dwRetCode = getTableFromAgent(name, table); return RCCFromDCIError(dwRetCode); } // // Put items which requires polling into the queue // void Node::queueItemsForPolling(Queue *pPollerQueue) { DWORD i; time_t currTime; if ((m_iStatus == STATUS_UNMANAGED) || (m_dwFlags & NF_DISABLE_DATA_COLLECT) || (m_bIsDeleted)) return; // Do not collect data for unmanaged nodes or if data collection is disabled currTime = time(NULL); lockDciAccess(); for(i = 0; i < m_dwNumItems; i++) { if (m_ppItems[i]->isReadyForPolling(currTime)) { m_ppItems[i]->setBusyFlag(TRUE); IncRefCount(); // Increment reference count for each queued DCI pPollerQueue->Put(m_ppItems[i]); DbgPrintf(8, _T("Node(%s)->QueueItemsForPolling(): item %d \"%s\" added to queue"), m_szName, m_ppItems[i]->getId(), m_ppItems[i]->getName()); } } unlockDciAccess(); } // // Create CSCP message with object's data // void Node::CreateMessage(CSCPMessage *pMsg) { Template::CreateMessage(pMsg); pMsg->SetVariable(VID_PRIMARY_NAME, m_primaryName); pMsg->SetVariable(VID_FLAGS, m_dwFlags); pMsg->SetVariable(VID_RUNTIME_FLAGS, m_dwDynamicFlags); pMsg->SetVariable(VID_AGENT_PORT, m_wAgentPort); pMsg->SetVariable(VID_AUTH_METHOD, m_wAuthMethod); pMsg->SetVariable(VID_SHARED_SECRET, m_szSharedSecret); pMsg->SetVariableFromMBString(VID_SNMP_AUTH_OBJECT, m_snmpSecurity->getCommunity()); pMsg->SetVariableFromMBString(VID_SNMP_AUTH_PASSWORD, m_snmpSecurity->getAuthPassword()); pMsg->SetVariableFromMBString(VID_SNMP_PRIV_PASSWORD, m_snmpSecurity->getPrivPassword()); pMsg->SetVariable(VID_SNMP_USM_METHODS, (WORD)((WORD)m_snmpSecurity->getAuthMethod() | ((WORD)m_snmpSecurity->getPrivMethod() << 8))); pMsg->SetVariable(VID_SNMP_OID, m_szObjectId); pMsg->SetVariable(VID_SNMP_PORT, m_wSNMPPort); pMsg->SetVariable(VID_SNMP_VERSION, (WORD)m_snmpVersion); pMsg->SetVariable(VID_AGENT_VERSION, m_szAgentVersion); pMsg->SetVariable(VID_PLATFORM_NAME, m_szPlatformName); pMsg->SetVariable(VID_POLLER_NODE_ID, m_dwPollerNode); pMsg->SetVariable(VID_ZONE_ID, m_zoneId); pMsg->SetVariable(VID_AGENT_PROXY, m_dwProxyNode); pMsg->SetVariable(VID_SNMP_PROXY, m_dwSNMPProxy); pMsg->SetVariable(VID_REQUIRED_POLLS, (WORD)m_iRequiredPollCount); pMsg->SetVariable(VID_SYS_NAME, CHECK_NULL_EX(m_sysName)); pMsg->SetVariable(VID_SYS_DESCRIPTION, CHECK_NULL_EX(m_sysDescription)); pMsg->SetVariable(VID_BRIDGE_BASE_ADDRESS, m_baseBridgeAddress, 6); if (m_lldpNodeId != NULL) pMsg->SetVariable(VID_LLDP_NODE_ID, m_lldpNodeId); pMsg->SetVariable(VID_USE_IFXTABLE, (WORD)m_nUseIfXTable); if (m_vrrpInfo != NULL) { pMsg->SetVariable(VID_VRRP_VERSION, (WORD)m_vrrpInfo->getVersion()); pMsg->SetVariable(VID_VRRP_VR_COUNT, (WORD)m_vrrpInfo->getSize()); } if (m_driver != NULL) { pMsg->SetVariable(VID_DRIVER_NAME, m_driver->getName()); pMsg->SetVariable(VID_DRIVER_VERSION, m_driver->getVersion()); } } // // Modify object from message // DWORD Node::ModifyFromMessage(CSCPMessage *pRequest, BOOL bAlreadyLocked) { if (!bAlreadyLocked) LockData(); // Change primary IP address if (pRequest->IsVariableExist(VID_IP_ADDRESS)) { DWORD i, dwIpAddr; dwIpAddr = pRequest->GetVariableLong(VID_IP_ADDRESS); // Check if received IP address is one of node's interface addresses LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if ((m_pChildList[i]->Type() == OBJECT_INTERFACE) && (m_pChildList[i]->IpAddr() == dwIpAddr)) break; UnlockChildList(); if (i == m_dwChildCount) { UnlockData(); return RCC_INVALID_IP_ADDR; } m_dwIpAddr = dwIpAddr; // Update primary name if it is not set with the same message if (!pRequest->IsVariableExist(VID_PRIMARY_NAME)) { IpToStr(m_dwIpAddr, m_primaryName); } } // Change primary host name if (pRequest->IsVariableExist(VID_PRIMARY_NAME)) { pRequest->GetVariableStr(VID_PRIMARY_NAME, m_primaryName, MAX_DNS_NAME); m_dwDynamicFlags |= NDF_FORCE_CONFIGURATION_POLL | NDF_RECHECK_CAPABILITIES; } // Poller node ID if (pRequest->IsVariableExist(VID_POLLER_NODE_ID)) { DWORD dwNodeId; NetObj *pObject; dwNodeId = pRequest->GetVariableLong(VID_POLLER_NODE_ID); if (dwNodeId != 0) { pObject = FindObjectById(dwNodeId); // Check if received id is a valid node id if (pObject == NULL) { UnlockData(); return RCC_INVALID_OBJECT_ID; } if (pObject->Type() != OBJECT_NODE) { UnlockData(); return RCC_INVALID_OBJECT_ID; } } m_dwPollerNode = dwNodeId; } // Change listen port of native agent if (pRequest->IsVariableExist(VID_AGENT_PORT)) m_wAgentPort = pRequest->GetVariableShort(VID_AGENT_PORT); // Change authentication method of native agent if (pRequest->IsVariableExist(VID_AUTH_METHOD)) m_wAuthMethod = pRequest->GetVariableShort(VID_AUTH_METHOD); // Change shared secret of native agent if (pRequest->IsVariableExist(VID_SHARED_SECRET)) pRequest->GetVariableStr(VID_SHARED_SECRET, m_szSharedSecret, MAX_SECRET_LENGTH); // Change SNMP protocol version if (pRequest->IsVariableExist(VID_SNMP_VERSION)) { m_snmpVersion = pRequest->GetVariableShort(VID_SNMP_VERSION); m_snmpSecurity->setSecurityModel((m_snmpVersion == SNMP_VERSION_3) ? SNMP_SECURITY_MODEL_USM : SNMP_SECURITY_MODEL_V2C); } // Change SNMP port if (pRequest->IsVariableExist(VID_SNMP_PORT)) m_wSNMPPort = pRequest->GetVariableShort(VID_SNMP_PORT); // Change SNMP authentication data if (pRequest->IsVariableExist(VID_SNMP_AUTH_OBJECT)) { char mbBuffer[256]; pRequest->GetVariableStrA(VID_SNMP_AUTH_OBJECT, mbBuffer, 256); m_snmpSecurity->setAuthName(mbBuffer); pRequest->GetVariableStrA(VID_SNMP_AUTH_PASSWORD, mbBuffer, 256); m_snmpSecurity->setAuthPassword(mbBuffer); pRequest->GetVariableStrA(VID_SNMP_PRIV_PASSWORD, mbBuffer, 256); m_snmpSecurity->setPrivPassword(mbBuffer); WORD methods = pRequest->GetVariableShort(VID_SNMP_USM_METHODS); m_snmpSecurity->setAuthMethod((int)(methods & 0xFF)); m_snmpSecurity->setPrivMethod((int)(methods >> 8)); } // Change proxy node if (pRequest->IsVariableExist(VID_AGENT_PROXY)) m_dwProxyNode = pRequest->GetVariableLong(VID_AGENT_PROXY); // Change SNMP proxy node if (pRequest->IsVariableExist(VID_SNMP_PROXY)) m_dwSNMPProxy = pRequest->GetVariableLong(VID_SNMP_PROXY); // Number of required polls if (pRequest->IsVariableExist(VID_REQUIRED_POLLS)) m_iRequiredPollCount = (int)pRequest->GetVariableShort(VID_REQUIRED_POLLS); // Enable/disable usage of ifXTable if (pRequest->IsVariableExist(VID_USE_IFXTABLE)) m_nUseIfXTable = (BYTE)pRequest->GetVariableShort(VID_USE_IFXTABLE); // Change flags if (pRequest->IsVariableExist(VID_FLAGS)) { m_dwFlags &= NF_SYSTEM_FLAGS; m_dwFlags |= pRequest->GetVariableLong(VID_FLAGS) & NF_USER_FLAGS; } return Template::ModifyFromMessage(pRequest, TRUE); } // // Wakeup node using magic packet // DWORD Node::wakeUp() { DWORD i, dwResult = RCC_NO_WOL_INTERFACES; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if ((m_pChildList[i]->Type() == OBJECT_INTERFACE) && (m_pChildList[i]->Status() != STATUS_UNMANAGED) && (m_pChildList[i]->IpAddr() != 0)) { dwResult = ((Interface *)m_pChildList[i])->wakeUp(); break; } UnlockChildList(); return dwResult; } // // Get status of interface with given index from SNMP agent // int Node::getInterfaceStatusFromSNMP(SNMP_Transport *pTransport, DWORD dwIndex) { return SnmpGetInterfaceStatus(m_snmpVersion, pTransport, dwIndex); } // // Get status of interface with given index from native agent // int Node::getInterfaceStatusFromAgent(DWORD dwIndex) { TCHAR szParam[128], szBuffer[32]; DWORD dwAdminStatus, dwLinkState; int iStatus; // Get administrative status _sntprintf(szParam, 128, _T("Net.Interface.AdminStatus(%u)"), dwIndex); if (GetItemFromAgent(szParam, 32, szBuffer) == DCE_SUCCESS) { dwAdminStatus = _tcstoul(szBuffer, NULL, 0); switch(dwAdminStatus) { case 3: iStatus = STATUS_TESTING; break; case 2: case 0: // Agents before 0.2.1 may return 0 instead of 2 iStatus = STATUS_DISABLED; break; case 1: // Interface administratively up, check link state _sntprintf(szParam, 128, _T("Net.Interface.Link(%u)"), dwIndex); if (GetItemFromAgent(szParam, 32, szBuffer) == DCE_SUCCESS) { dwLinkState = _tcstoul(szBuffer, NULL, 0); iStatus = (dwLinkState == 0) ? STATUS_CRITICAL : STATUS_NORMAL; } else { iStatus = STATUS_UNKNOWN; } break; default: iStatus = STATUS_UNKNOWN; break; } } else { iStatus = STATUS_UNKNOWN; } return iStatus; } // // Put list of supported parameters into CSCP message // void Node::WriteParamListToMessage(CSCPMessage *pMsg) { DWORD i, dwId; LockData(); if (m_pParamList != NULL) { pMsg->SetVariable(VID_NUM_PARAMETERS, m_dwNumParams); for(i = 0, dwId = VID_PARAM_LIST_BASE; i < m_dwNumParams; i++) { pMsg->SetVariable(dwId++, m_pParamList[i].szName); pMsg->SetVariable(dwId++, m_pParamList[i].szDescription); pMsg->SetVariable(dwId++, (WORD)m_pParamList[i].iDataType); } DbgPrintf(6, _T("Node[%s]::WriteParamListToMessage(): sending %d parameters"), m_szName, m_dwNumParams); } else { DbgPrintf(6, _T("Node[%s]::WriteParamListToMessage(): m_pParamList == NULL"), m_szName); pMsg->SetVariable(VID_NUM_PARAMETERS, (DWORD)0); } UnlockData(); } // // Open list of supported parameters for reading // void Node::openParamList(DWORD *pdwNumParams, NXC_AGENT_PARAM **ppParamList) { LockData(); *pdwNumParams = m_dwNumParams; *ppParamList = m_pParamList; } // // Check status of network service // DWORD Node::CheckNetworkService(DWORD *pdwStatus, DWORD dwIpAddr, int iServiceType, WORD wPort, WORD wProto, TCHAR *pszRequest, TCHAR *pszResponse) { DWORD dwError = ERR_NOT_CONNECTED; if ((m_dwFlags & NF_IS_NATIVE_AGENT) && (!(m_dwDynamicFlags & NDF_AGENT_UNREACHABLE)) && (!(m_dwDynamicFlags & NDF_UNREACHABLE))) { AgentConnection *pConn; pConn = createAgentConnection(); if (pConn != NULL) { dwError = pConn->checkNetworkService(pdwStatus, dwIpAddr, iServiceType, wPort, wProto, pszRequest, pszResponse); pConn->disconnect(); delete pConn; } } return dwError; } // // Handler for object deletion // void Node::OnObjectDelete(DWORD dwObjectId) { LockData(); if (dwObjectId == m_dwPollerNode) { // If deleted object is our poller node, change it to default m_dwPollerNode = 0; Modify(); DbgPrintf(3, _T("Node \"%s\": poller node %d deleted"), m_szName, dwObjectId); } UnlockData(); } // // Check node for OSPF support // void Node::CheckOSPFSupport(SNMP_Transport *pTransport) { LONG nAdminStatus; if (SnmpGet(m_snmpVersion, pTransport, _T(".1.3.6.1.2.1.14.1.2.0"), NULL, 0, &nAdminStatus, sizeof(LONG), 0) == SNMP_ERR_SUCCESS) { LockData(); if (nAdminStatus) { m_dwFlags |= NF_IS_OSPF; } else { m_dwFlags &= ~NF_IS_OSPF; } UnlockData(); } } // // Create ready to use agent connection // AgentConnectionEx *Node::createAgentConnection() { AgentConnectionEx *conn; if ((!(m_dwFlags & NF_IS_NATIVE_AGENT)) || (m_dwFlags & NF_DISABLE_NXCP) || (m_dwDynamicFlags & NDF_AGENT_UNREACHABLE) || (m_dwDynamicFlags & NDF_UNREACHABLE)) return NULL; DbgPrintf(6, _T("Node::createAgentConnection(%s [%d])"), m_szName, (int)m_dwId); conn = new AgentConnectionEx(htonl(m_dwIpAddr), m_wAgentPort, m_wAuthMethod, m_szSharedSecret); setAgentProxy(conn); if (!conn->connect(g_pServerKey)) { delete conn; conn = NULL; } DbgPrintf(6, _T("Node::createAgentConnection(%s [%d]): conn=%p"), m_szName, (int)m_dwId, conn); return conn; } // // Get last collected values of all DCIs // DWORD Node::getLastValues(CSCPMessage *pMsg) { DWORD i, dwId, dwCount; lockDciAccess(); for(i = 0, dwId = VID_DCI_VALUES_BASE, dwCount = 0; i < m_dwNumItems; i++) { if (_tcsnicmp(m_ppItems[i]->getDescription(), _T("@system."), 8)) { m_ppItems[i]->getLastValue(pMsg, dwId); dwId += 50; dwCount++; } } pMsg->SetVariable(VID_NUM_ITEMS, dwCount); unlockDciAccess(); return RCC_SUCCESS; } // // Clean expired DCI data // void Node::cleanDCIData() { DWORD i; lockDciAccess(); for(i = 0; i < m_dwNumItems; i++) m_ppItems[i]->deleteExpiredData(); unlockDciAccess(); } // // Apply DCI from template // pItem passed to this method should be a template's DCI // BOOL Node::applyTemplateItem(DWORD dwTemplateId, DCItem *pItem) { BOOL bResult = TRUE; DWORD i; DCItem *pNewItem; lockDciAccess(); // write lock DbgPrintf(5, _T("Applying item \"%s\" to node \"%s\""), pItem->getName(), m_szName); // Check if that template item exists for(i = 0; i < m_dwNumItems; i++) if ((m_ppItems[i]->getTemplateId() == dwTemplateId) && (m_ppItems[i]->getTemplateItemId() == pItem->getId())) break; // Item with specified id already exist if (i == m_dwNumItems) { // New item from template, just add it pNewItem = new DCItem(pItem); pNewItem->setTemplateId(dwTemplateId, pItem->getId()); pNewItem->changeBinding(CreateUniqueId(IDG_ITEM), this, TRUE); bResult = addItem(pNewItem, true); } else { // Update existing item m_ppItems[i]->updateFromTemplate(pItem); } unlockDciAccess(); if (bResult) { LockData(); m_bIsModified = TRUE; UnlockData(); } return bResult; } // // Clean deleted template items from node's DCI list // Arguments is template id and list of valid template item ids. // all items related to given template and not presented in list should be deleted. // void Node::cleanDeletedTemplateItems(DWORD dwTemplateId, DWORD dwNumItems, DWORD *pdwItemList) { DWORD i, j, dwNumDeleted, *pdwDeleteList; lockDciAccess(); // write lock pdwDeleteList = (DWORD *)malloc(sizeof(DWORD) * m_dwNumItems); dwNumDeleted = 0; for(i = 0; i < m_dwNumItems; i++) if (m_ppItems[i]->getTemplateId() == dwTemplateId) { for(j = 0; j < dwNumItems; j++) if (m_ppItems[i]->getTemplateItemId() == pdwItemList[j]) break; // Delete DCI if it's not in list if (j == dwNumItems) pdwDeleteList[dwNumDeleted++] = m_ppItems[i]->getId(); } for(i = 0; i < dwNumDeleted; i++) deleteItem(pdwDeleteList[i], false); unlockDciAccess(); free(pdwDeleteList); } // // Unbind node from template, i.e either remove DCI association with template // or remove these DCIs at all // void Node::unbindFromTemplate(DWORD dwTemplateId, BOOL bRemoveDCI) { DWORD i; if (bRemoveDCI) { lockDciAccess(); // write lock DWORD *pdwDeleteList = (DWORD *)malloc(sizeof(DWORD) * m_dwNumItems); DWORD dwNumDeleted = 0; for(i = 0; i < m_dwNumItems; i++) if (m_ppItems[i]->getTemplateId() == dwTemplateId) { pdwDeleteList[dwNumDeleted++] = m_ppItems[i]->getId(); } for(i = 0; i < dwNumDeleted; i++) deleteItem(pdwDeleteList[i], false); unlockDciAccess(); safe_free(pdwDeleteList); } else { lockDciAccess(); for(i = 0; i < m_dwNumItems; i++) if (m_ppItems[i]->getTemplateId() == dwTemplateId) { m_ppItems[i]->setTemplateId(0, 0); } unlockDciAccess(); } } // // Change node's IP address // void Node::changeIPAddress(DWORD dwIpAddr) { DWORD i; pollerLock(); LockData(); m_dwIpAddr = dwIpAddr; m_dwDynamicFlags |= NDF_FORCE_CONFIGURATION_POLL | NDF_RECHECK_CAPABILITIES; // Change status of node and all it's childs to UNKNOWN m_iStatus = STATUS_UNKNOWN; LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) { m_pChildList[i]->resetStatus(); if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { if (((Interface *)m_pChildList[i])->isFake()) { ((Interface *)m_pChildList[i])->setIpAddr(dwIpAddr); } } } UnlockChildList(); Modify(); UnlockData(); agentLock(); delete_and_null(m_pAgentConnection); agentUnlock(); pollerUnlock(); } // // Change node's zone // void Node::changeZone(DWORD newZone) { DWORD i; pollerLock(); LockData(); m_zoneId = newZone; m_dwDynamicFlags |= NDF_FORCE_CONFIGURATION_POLL; // Remove from subnets LockParentList(FALSE); NetObj **subnets = (NetObj **)malloc(sizeof(NetObj *) * m_dwParentCount); DWORD count = 0; for(i = 0; i < m_dwParentCount; i++) if (m_pParentList[i]->Type() == OBJECT_SUBNET) subnets[count++] = m_pParentList[i]; UnlockParentList(); for(i = 0; i < count; i++) { DeleteParent(subnets[i]); subnets[i]->DeleteChild(this); } safe_free(subnets); // Change zone ID on interfaces LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) ((Interface *)m_pChildList[i])->updateZoneId(); UnlockChildList(); Modify(); UnlockData(); agentLock(); delete_and_null(m_pAgentConnection); agentUnlock(); pollerUnlock(); } // // Get number of interface objects and pointer to the last one // DWORD Node::getInterfaceCount(Interface **ppInterface) { DWORD i, dwCount; LockChildList(FALSE); for(i = 0, dwCount = 0; i < m_dwChildCount; i++) if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { dwCount++; *ppInterface = (Interface *)m_pChildList[i]; } UnlockChildList(); return dwCount; } // // Update cache for all DCI's // void Node::updateDciCache() { DWORD i; lockDciAccess(); for(i = 0; i < m_dwNumItems; i++) m_ppItems[i]->updateCacheSize(); unlockDciAccess(); } // // Get routing table from node // ROUTING_TABLE *Node::getRoutingTable() { ROUTING_TABLE *pRT = NULL; if ((m_dwFlags & NF_IS_NATIVE_AGENT) && (!(m_dwFlags & NF_DISABLE_NXCP))) { agentLock(); if (connectToAgent()) { pRT = m_pAgentConnection->getRoutingTable(); } agentUnlock(); } if ((pRT == NULL) && (m_dwFlags & NF_IS_SNMP) && (!(m_dwFlags & NF_DISABLE_SNMP))) { SNMP_Transport *pTransport; pTransport = createSnmpTransport(); if (pTransport != NULL) { pRT = SnmpGetRoutingTable(m_snmpVersion, pTransport); delete pTransport; } } if (pRT != NULL) { SortRoutingTable(pRT); } return pRT; } // // Get next hop for given destination address // BOOL Node::getNextHop(DWORD dwSrcAddr, DWORD dwDestAddr, DWORD *pdwNextHop, DWORD *pdwIfIndex, BOOL *pbIsVPN) { DWORD i; BOOL bResult = FALSE; // Check directly connected networks and VPN connectors LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) { if (m_pChildList[i]->Type() == OBJECT_VPNCONNECTOR) { if (((VPNConnector *)m_pChildList[i])->IsRemoteAddr(dwDestAddr) && ((VPNConnector *)m_pChildList[i])->IsLocalAddr(dwSrcAddr)) { *pdwNextHop = ((VPNConnector *)m_pChildList[i])->GetPeerGatewayAddr(); *pdwIfIndex = m_pChildList[i]->Id(); *pbIsVPN = TRUE; bResult = TRUE; break; } } else if ((m_pChildList[i]->Type() == OBJECT_INTERFACE) && (m_pChildList[i]->IpAddr() != 0) && (m_pChildList[i]->Status() == SEVERITY_NORMAL)) { DWORD mask = ((Interface *)m_pChildList[i])->getIpNetMask(); if ((dwDestAddr & mask) == (m_pChildList[i]->IpAddr() & mask)) { *pdwNextHop = dwDestAddr; *pdwIfIndex = ((Interface *)m_pChildList[i])->getIfIndex(); *pbIsVPN = FALSE; bResult = TRUE; break; } } } UnlockChildList(); // Check routing table if (!bResult) { routingTableLock(); if (m_pRoutingTable != NULL) { for(i = 0; i < (DWORD)m_pRoutingTable->iNumEntries; i++) if ((dwDestAddr & m_pRoutingTable->pRoutes[i].dwDestMask) == m_pRoutingTable->pRoutes[i].dwDestAddr) { *pdwNextHop = m_pRoutingTable->pRoutes[i].dwNextHop; *pdwIfIndex = m_pRoutingTable->pRoutes[i].dwIfIndex; *pbIsVPN = FALSE; bResult = TRUE; break; } } routingTableUnlock(); } return bResult; } // // Update cached routing table // void Node::updateRoutingTable() { ROUTING_TABLE *pRT; pRT = getRoutingTable(); if (pRT != NULL) { routingTableLock(); DestroyRoutingTable(m_pRoutingTable); m_pRoutingTable = pRT; routingTableUnlock(); } m_tLastRTUpdate = time(NULL); m_dwDynamicFlags &= ~NDF_QUEUED_FOR_ROUTE_POLL; } // // Call SNMP Enumerate with node's SNMP parameters // DWORD Node::CallSnmpEnumerate(const TCHAR *pszRootOid, DWORD (* pHandler)(DWORD, SNMP_Variable *, SNMP_Transport *, void *), void *pArg) { if ((m_dwFlags & NF_IS_SNMP) && (!(m_dwDynamicFlags & NDF_SNMP_UNREACHABLE)) && (!(m_dwDynamicFlags & NDF_UNREACHABLE))) { SNMP_Transport *pTransport; DWORD dwResult; pTransport = createSnmpTransport(); if (pTransport != NULL) { dwResult = SnmpEnumerate(m_snmpVersion, pTransport, pszRootOid, pHandler, pArg, FALSE); delete pTransport; } else { dwResult = SNMP_ERR_COMM; } return dwResult; } else { return SNMP_ERR_COMM; } } // // Set proxy information for agent's connection // void Node::setAgentProxy(AgentConnection *pConn) { DWORD proxyNode = m_dwProxyNode; if (IsZoningEnabled() && (proxyNode == 0) && (m_zoneId != 0)) { Zone *zone = (Zone *)g_idxZoneByGUID.get(m_zoneId); if (zone != NULL) { proxyNode = zone->getAgentProxy(); } } if (proxyNode != 0) { Node *pNode; pNode = (Node *)FindObjectById(proxyNode); if (pNode != NULL) { pConn->setProxy(htonl(pNode->m_dwIpAddr), pNode->m_wAgentPort, pNode->m_wAuthMethod, pNode->m_szSharedSecret); } } } // // Prepare node object for deletion // void Node::PrepareForDeletion() { // Prevent node from being queued for polling LockData(); m_dwDynamicFlags |= NDF_POLLING_DISABLED; UnlockData(); // Wait for all pending polls while(1) { LockData(); if ((m_dwDynamicFlags & (NDF_QUEUED_FOR_STATUS_POLL | NDF_QUEUED_FOR_CONFIG_POLL | NDF_QUEUED_FOR_DISCOVERY_POLL | NDF_QUEUED_FOR_ROUTE_POLL)) == 0) { UnlockData(); break; } UnlockData(); ThreadSleepMs(100); } Template::PrepareForDeletion(); } // // Check if specified SNMP variable set to specified value. // If variable doesn't exist at all, will return FALSE // BOOL Node::CheckSNMPIntegerValue(SNMP_Transport *pTransport, const TCHAR *pszOID, int nValue) { DWORD dwTemp; if (SnmpGet(m_snmpVersion, pTransport, pszOID, NULL, 0, &dwTemp, sizeof(DWORD), 0) == SNMP_ERR_SUCCESS) return (int)dwTemp == nValue; return FALSE; } // // Check and update if needed interface names // void Node::checkInterfaceNames(InterfaceList *pIfList) { // Cut interface names to MAX_OBJECT_NAME and check for unnamed interfaces for(int i = 0; i < pIfList->getSize(); i++) { pIfList->get(i)->szName[MAX_OBJECT_NAME - 1] = 0; if (pIfList->get(i)->szName[0] == 0) _sntprintf(pIfList->get(i)->szName, MAX_OBJECT_NAME, _T("%d"), pIfList->get(i)->dwIndex); } } // // Get cluster object this node belongs to, if any // Cluster *Node::getMyCluster() { DWORD i; Cluster *pCluster = NULL; LockParentList(FALSE); for(i = 0; i < m_dwParentCount; i++) if (m_pParentList[i]->Type() == OBJECT_CLUSTER) { pCluster = (Cluster *)m_pParentList[i]; break; } UnlockParentList(); return pCluster; } // // Create SNMP transport // SNMP_Transport *Node::createSnmpTransport(WORD port) { SNMP_Transport *pTransport = NULL; DWORD snmpProxy = m_dwSNMPProxy; if (IsZoningEnabled() && (snmpProxy == 0) && (m_zoneId != 0)) { // Use zone default proxy if set Zone *zone = (Zone *)g_idxZoneByGUID.get(m_zoneId); if (zone != NULL) { snmpProxy = zone->getSnmpProxy(); } } if (snmpProxy == 0) { pTransport = new SNMP_UDPTransport; ((SNMP_UDPTransport *)pTransport)->createUDPTransport(NULL, htonl(m_dwIpAddr), (port != 0) ? port : m_wSNMPPort); } else { NetObj *pObject; pObject = FindObjectById(snmpProxy); if (pObject != NULL) { if (pObject->Type() == OBJECT_NODE) { AgentConnection *pConn; pConn = ((Node *)pObject)->createAgentConnection(); if (pConn != NULL) { pTransport = new SNMP_ProxyTransport(pConn, m_dwIpAddr, (port != 0) ? port : m_wSNMPPort); } } } } // Set security if (pTransport != NULL) { LockData(); pTransport->setSecurityContext(new SNMP_SecurityContext(m_snmpSecurity)); pTransport->setSnmpVersion(m_snmpVersion); UnlockData(); } return pTransport; } // // Get SNMP security context // ATTENTION: This method returns new copy of security context // which must be destroyed by the caller // SNMP_SecurityContext *Node::getSnmpSecurityContext() { LockData(); SNMP_SecurityContext *ctx = new SNMP_SecurityContext(m_snmpSecurity); UnlockData(); return ctx; } // // Resolve node's name // BOOL Node::resolveName(BOOL useOnlyDNS) { BOOL bSuccess = FALSE; HOSTENT *hs; DWORD i, dwAddr; TCHAR szBuffer[256]; DbgPrintf(4, _T("Resolving name for node %d [%s]..."), m_dwId, m_szName); // Try to resolve primary IP dwAddr = htonl(m_dwIpAddr); hs = gethostbyaddr((const char *)&dwAddr, 4, AF_INET); if (hs != NULL) { #ifdef UNICODE MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, hs->h_name, -1, m_szName, MAX_OBJECT_NAME); m_szName[MAX_OBJECT_NAME - 1] = 0; #else nx_strncpy(m_szName, hs->h_name, MAX_OBJECT_NAME); #endif bSuccess = TRUE; } else { // Try to resolve each interface's IP address LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) { if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { dwAddr = htonl(m_pChildList[i]->IpAddr()); if (dwAddr != 0) { hs = gethostbyaddr((const char *)&dwAddr, 4, AF_INET); if (hs != NULL) { #ifdef UNICODE MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, hs->h_name, -1, m_szName, MAX_OBJECT_NAME); m_szName[MAX_OBJECT_NAME - 1] = 0; #else nx_strncpy(m_szName, hs->h_name, MAX_OBJECT_NAME); #endif bSuccess = TRUE; break; } } } } UnlockChildList(); // Try to get hostname from agent if address resolution fails if (!(bSuccess || useOnlyDNS)) { DbgPrintf(4, _T("Resolving name for node %d [%s] via agent..."), m_dwId, m_szName); if (GetItemFromAgent(_T("System.Hostname"), 256, szBuffer) == DCE_SUCCESS) { StrStrip(szBuffer); if (szBuffer[0] != 0) { nx_strncpy(m_szName, szBuffer, MAX_OBJECT_NAME); bSuccess = TRUE; } } } // Try to get hostname from SNMP if other methods fails if (!(bSuccess || useOnlyDNS)) { DbgPrintf(4, _T("Resolving name for node %d [%s] via SNMP..."), m_dwId, m_szName); if (getItemFromSNMP(0, _T(".1.3.6.1.2.1.1.5.0"), 256, szBuffer, SNMP_RAWTYPE_NONE) == DCE_SUCCESS) { StrStrip(szBuffer); if (szBuffer[0] != 0) { nx_strncpy(m_szName, szBuffer, MAX_OBJECT_NAME); bSuccess = TRUE; } } } } if (bSuccess) DbgPrintf(4, _T("Name for node %d was resolved to %s"), m_dwId, m_szName); else DbgPrintf(4, _T("Name for node %d was not resolved"), m_dwId, m_szName); return bSuccess; } // // Send list of system DCIs // DWORD Node::getPerfTabDCIList(CSCPMessage *pMsg) { DWORD i, dwId, dwCount; lockDciAccess(); for(i = 0, dwId = VID_SYSDCI_LIST_BASE, dwCount = 0; i < m_dwNumItems; i++) { if (!_tcsnicmp(m_ppItems[i]->getDescription(), _T("@System."), 8) || (m_ppItems[i]->getPerfTabSettings() != NULL)) { pMsg->SetVariable(dwId++, m_ppItems[i]->getId()); pMsg->SetVariable(dwId++, (TCHAR *)m_ppItems[i]->getDescription()); pMsg->SetVariable(dwId++, (WORD)m_ppItems[i]->getStatus()); if (m_ppItems[i]->getPerfTabSettings() != NULL) { pMsg->SetVariable(dwId++, m_ppItems[i]->getPerfTabSettings()); dwId += 6; } else { dwId += 7; } dwCount++; } } pMsg->SetVariable(VID_NUM_ITEMS, dwCount); unlockDciAccess(); return RCC_SUCCESS; } // // Get current layer 2 topology (as dynamically created list which should be destroyed by caller) // Will return NULL if there are no topology information or it is expired // nxmap_ObjList *Node::GetL2Topology() { nxmap_ObjList *pResult; DWORD dwExpTime; dwExpTime = ConfigReadULong(_T("TopologyExpirationTime"), 900); MutexLock(m_mutexTopoAccess); if ((m_pTopology == NULL) || (m_topologyRebuildTimestamp + (time_t)dwExpTime < time(NULL))) { pResult = NULL; } else { pResult = new nxmap_ObjList(m_pTopology); } MutexUnlock(m_mutexTopoAccess); return pResult; } // // Rebuild layer 2 topology and return it as dynamically reated list which should be destroyed by caller // nxmap_ObjList *Node::BuildL2Topology(DWORD *pdwStatus) { nxmap_ObjList *pResult; int nDepth = ConfigReadInt(_T("TopologyDiscoveryRadius"), 5); MutexLock(m_mutexTopoAccess); if ((m_linkLayerNeighbors != NULL) && (m_linkLayerNeighbors->getSize() > 0)) { MutexUnlock(m_mutexTopoAccess); pResult = new nxmap_ObjList; ::BuildL2Topology(*pResult, this, nDepth); MutexLock(m_mutexTopoAccess); delete m_pTopology; m_pTopology = new nxmap_ObjList(pResult); m_topologyRebuildTimestamp = time(NULL); } else { pResult = NULL; delete_and_null(m_pTopology); *pdwStatus = RCC_NO_L2_TOPOLOGY_SUPPORT; } MutexUnlock(m_mutexTopoAccess); return pResult; } // // Topology poller // void Node::topologyPoll(ClientSession *pSession, DWORD dwRqId, int nPoller) { pollerLock(); m_pPollRequestor = pSession; SendPollerMsg(dwRqId, _T("Starting topology poll for node %s\r\n"), m_szName); DbgPrintf(4, _T("Started topology poll for node %s [%d]"), m_szName, m_dwId); LinkLayerNeighbors *nbs = BuildLinkLayerNeighborList(this); if (nbs != NULL) { SendPollerMsg(dwRqId, POLLER_INFO _T("Link layer topology retrieved (%d connections found)\r\n"), nbs->getSize()); DbgPrintf(4, _T("Link layer topology retrieved for node %s [%d] (%d connections found)"), m_szName, (int)m_dwId, nbs->getSize()); MutexLock(m_mutexTopoAccess); if (m_linkLayerNeighbors != NULL) m_linkLayerNeighbors->decRefCount(); m_linkLayerNeighbors = nbs; MutexUnlock(m_mutexTopoAccess); // Walk through interfaces and update peers SendPollerMsg(dwRqId, _T("Updating peer information on interfaces\r\n")); for(int i = 0; i < nbs->getSize(); i++) { LL_NEIGHBOR_INFO *ni = nbs->getConnection(i); NetObj *object = FindObjectById(ni->objectId); if ((object != NULL) && (object->Type() == OBJECT_NODE)) { DbgPrintf(5, _T("Node::topologyPoll(%s [%d]): found peer node %s [%d], localIfIndex=%d remoteIfIndex=%d"), m_szName, m_dwId, object->Name(), object->Id(), ni->ifLocal, ni->ifRemote); Interface *ifLocal = findInterface(ni->ifLocal, INADDR_ANY); Interface *ifRemote = ((Node *)object)->findInterface(ni->ifRemote, INADDR_ANY); DbgPrintf(5, _T("Node::topologyPoll(%s [%d]): localIfObject=%s remoteIfObject=%s"), m_szName, m_dwId, (ifLocal != NULL) ? ifLocal->Name() : _T("(null)"), (ifRemote != NULL) ? ifRemote->Name() : _T("(null)")); if ((ifLocal != NULL) && (ifRemote != NULL)) { ifLocal->setPeer(ni->objectId, ifRemote->Id()); ifRemote->setPeer(m_dwId, ifLocal->Id()); SendPollerMsg(dwRqId, _T(" Local interface %s linked to remote interface %s:%s\r\n"), ifLocal->Name(), object->Name(), ifRemote->Name()); DbgPrintf(5, _T("Local interface %s:%s linked to remote interface %s:%s"), m_szName, ifLocal->Name(), object->Name(), ifRemote->Name()); } } } SendPollerMsg(dwRqId, _T("Link layer topology processed\r\n")); DbgPrintf(4, _T("Link layer topology processed for node %s [%d]"), m_szName, m_dwId); } else { SendPollerMsg(dwRqId, POLLER_ERROR _T("Link layer topology retrieved\r\n")); } ForwardingDatabase *fdb = GetSwitchForwardingDatabase(this); MutexLock(m_mutexTopoAccess); if (m_fdb != NULL) m_fdb->decRefCount(); m_fdb = fdb; MutexUnlock(m_mutexTopoAccess); if (fdb != NULL) { DbgPrintf(4, _T("Switch forwarding database retrieved for node %s [%d]"), m_szName, m_dwId); SendPollerMsg(dwRqId, POLLER_INFO _T("Switch forwarding database retrieved\r\n")); } else { DbgPrintf(4, _T("Failed to get switch forwarding database from node %s [%d]"), m_szName, m_dwId); SendPollerMsg(dwRqId, POLLER_WARNING _T("Failed to get switch forwarding database\r\n")); } if (m_driver != NULL) { SNMP_Transport *snmp = createSnmpTransport(); if (snmp != NULL) { VlanList *vlanList = m_driver->getVlans(snmp, &m_customAttributes); delete snmp; MutexLock(m_mutexTopoAccess); if (vlanList != NULL) { resolveVlanPorts(vlanList); SendPollerMsg(dwRqId, POLLER_INFO _T("VLAN list successfully retrieved from node\r\n")); DbgPrintf(4, _T("VLAN list retrieved from node %s [%d]"), m_szName, m_dwId); if (m_vlans != NULL) m_vlans->decRefCount(); m_vlans = vlanList; } else { SendPollerMsg(dwRqId, POLLER_WARNING _T("Cannot get VLAN list\r\n")); DbgPrintf(4, _T("Cannot retrieve VLAN list from node %s [%d]"), m_szName, m_dwId); if (m_vlans != NULL) m_vlans->decRefCount(); m_vlans = NULL; } MutexUnlock(m_mutexTopoAccess); LockData(); DWORD oldFlags = m_dwFlags; if (vlanList != NULL) m_dwFlags |= NF_HAS_VLANS; else m_dwFlags &= ~NF_HAS_VLANS; if (oldFlags != m_dwFlags) Modify(); UnlockData(); } } SendPollerMsg(dwRqId, _T("Finished topology poll for node %s\r\n"), m_szName); m_tLastTopologyPoll = time(NULL); m_dwDynamicFlags &= ~NDF_QUEUED_FOR_TOPOLOGY_POLL; pollerUnlock(); DbgPrintf(4, _T("Finished topology poll for node %s [%d]"), m_szName, m_dwId); } // // Resolve port indexes in VLAN list // void Node::resolveVlanPorts(VlanList *vlanList) { for(int i = 0; i < vlanList->getSize(); i++) { VlanInfo *vlan = vlanList->get(i); vlan->prepareForResolve(); for(int j = 0; j < vlan->getNumPorts(); j++) { DWORD portId = vlan->getPorts()[j]; Interface *iface = NULL; switch(vlan->getPortReferenceMode()) { case VLAN_PRM_IFINDEX: iface = findInterface(portId, INADDR_ANY); break; case VLAN_PRM_SLOTPORT: iface = findInterfaceBySlotAndPort(portId >> 16, portId & 0xFFFF); break; } if (iface != NULL) vlan->resolvePort(j, (iface->getSlotNumber() << 16) | iface->getPortNumber(), iface->getIfIndex(), iface->Id()); } } } // // Check subnet bindings // void Node::checkSubnetBinding(InterfaceList *pIfList) { Subnet *pSubnet; Interface *pInterface; Cluster *pCluster; NetObj **ppUnlinkList; int i, j, count; BOOL isSync; pCluster = getMyCluster(); // Check if we have subnet bindings for all interfaces DbgPrintf(5, _T("Checking subnet bindings for node %s [%d]"), m_szName, m_dwId); for(i = 0; i < pIfList->getSize(); i++) { NX_INTERFACE_INFO *iface = pIfList->get(i); if (iface->dwIpAddr != 0) { pInterface = findInterface(iface->dwIndex, iface->dwIpAddr); if (pInterface == NULL) { nxlog_write(MSG_INTERNAL_ERROR, EVENTLOG_WARNING_TYPE, "s", _T("Cannot find interface object in Node::CheckSubnetBinding()")); break; // Something goes really wrong } if (pInterface->isExcludedFromTopology()) continue; // Is cluster interconnect interface? isSync = (pCluster != NULL) ? pCluster->isSyncAddr(pInterface->IpAddr()) : FALSE; pSubnet = FindSubnetForNode(m_zoneId, iface->dwIpAddr); if (pSubnet != NULL) { if (isSync) { pSubnet = NULL; // No further checks on this subnet } else { if (pSubnet->isSyntheticMask()) { DbgPrintf(4, _T("Setting correct netmask for subnet %s [%d] from node %s [%d]"), pSubnet->Name(), pSubnet->Id(), m_szName, m_dwId); pSubnet->setCorrectMask(pInterface->IpAddr() & pInterface->getIpNetMask(), pInterface->getIpNetMask()); } // Check if node is linked to this subnet if (!pSubnet->IsChild(m_dwId)) { DbgPrintf(4, _T("Restored link between subnet %s [%d] and node %s [%d]"), pSubnet->Name(), pSubnet->Id(), m_szName, m_dwId); pSubnet->AddNode(this); } } } else if (!isSync) { // Create subnet pSubnet = new Subnet(iface->dwIpAddr & iface->dwIpNetMask, iface->dwIpNetMask, m_zoneId, FALSE); NetObjInsert(pSubnet, TRUE); g_pEntireNet->AddSubnet(pSubnet); pSubnet->AddNode(this); DbgPrintf(4, _T("Node::CheckSubnetBinding(): Creating new subnet %s [%d] for node %s [%d]"), pSubnet->Name(), pSubnet->Id(), m_szName, m_dwId); } // Check if subnet mask is correct on interface if ((pSubnet != NULL) && (pSubnet->getIpNetMask() != pInterface->getIpNetMask())) { PostEvent(EVENT_INCORRECT_NETMASK, m_dwId, "idsaa", pInterface->Id(), pInterface->getIfIndex(), pInterface->Name(), pInterface->getIpNetMask(), pSubnet->getIpNetMask()); } } } // Check if we have incorrect subnets as parents LockParentList(FALSE); LockChildList(FALSE); ppUnlinkList = (NetObj **)malloc(sizeof(NetObj *) * m_dwParentCount); for(i = 0, count = 0; i < (int)m_dwParentCount; i++) { if (m_pParentList[i]->Type() == OBJECT_SUBNET) { pSubnet = (Subnet *)m_pParentList[i]; for(j = 0; j < (int)m_dwChildCount; j++) { if (m_pChildList[j]->Type() == OBJECT_INTERFACE) { if (((Interface *)m_pChildList[j])->isExcludedFromTopology()) continue; if (pSubnet->IpAddr() == (m_pChildList[j]->IpAddr() & pSubnet->getIpNetMask())) { if (pCluster != NULL) { if (pCluster->isSyncAddr(m_pChildList[j]->IpAddr())) { j = (int)m_dwChildCount; // Cause to unbind from this subnet } } break; } } } if (j == (int)m_dwChildCount) { DbgPrintf(4, _T("Node::CheckSubnetBinding(): Subnet %s [%d] is incorrect for node %s [%d]"), pSubnet->Name(), pSubnet->Id(), m_szName, m_dwId); ppUnlinkList[count++] = pSubnet; } } } UnlockChildList(); UnlockParentList(); // Unlink for incorrect subnet objects for(i = 0; i < count; i++) { ppUnlinkList[i]->DeleteChild(this); DeleteParent(ppUnlinkList[i]); } safe_free(ppUnlinkList); } // // Update interface names // void Node::updateInterfaceNames(ClientSession *pSession, DWORD dwRqId) { InterfaceList *pIfList; DWORD i; int j; pollerLock(); m_pPollRequestor = pSession; SendPollerMsg(dwRqId, _T("Starting interface names poll for node %s\r\n"), m_szName); DbgPrintf(4, _T("Starting interface names poll for node %s (ID: %d)"), m_szName, m_dwId); // Retrieve interface list pIfList = getInterfaceList(); if (pIfList != NULL) { // Check names of existing interfaces for(j = 0; j < pIfList->getSize(); j++) { LockChildList(FALSE); for(i = 0; i < m_dwChildCount; i++) { if (m_pChildList[i]->Type() == OBJECT_INTERFACE) { Interface *pInterface = (Interface *)m_pChildList[i]; if (pIfList->get(j)->dwIndex == pInterface->getIfIndex()) { SendPollerMsg(dwRqId, _T(" Checking interface %d (%s)\r\n"), pInterface->getIfIndex(), pInterface->Name()); if (_tcscmp(pIfList->get(j)->szName, pInterface->Name())) { pInterface->setName(pIfList->get(j)->szName); SendPollerMsg(dwRqId, POLLER_WARNING _T(" Name of interface %d changed to %s\r\n"), pInterface->getIfIndex(), pIfList->get(j)->szName); } if (_tcscmp(pIfList->get(j)->szDescription, pInterface->getDescription())) { pInterface->setDescription(pIfList->get(j)->szDescription); SendPollerMsg(dwRqId, POLLER_WARNING _T(" Description of interface %d changed to %s\r\n"), pInterface->getIfIndex(), pIfList->get(j)->szDescription); } break; } } } UnlockChildList(); } delete pIfList; } else /* pIfList == NULL */ { SendPollerMsg(dwRqId, POLLER_ERROR _T(" Unable to get interface list from node\r\n")); } // Finish poll SendPollerMsg(dwRqId, _T("Finished interface names poll for node %s\r\n"), m_szName); pollerUnlock(); DbgPrintf(4, _T("Finished interface names poll for node %s (ID: %d)"), m_szName, m_dwId); } // // Process new DCI value // void Node::processNewDciValue(DCItem *item, time_t currTime, const TCHAR *value) { lockDciAccess(); item->processNewValue(currTime, value); unlockDciAccess(); } // // Get list of parent objects for NXSL script // NXSL_Array *Node::getParentsForNXSL() { NXSL_Array *parents = new NXSL_Array; int index = 0; LockParentList(FALSE); for(DWORD i = 0; i < m_dwParentCount; i++) { if (((m_pParentList[i]->Type() == OBJECT_CONTAINER) || (m_pParentList[i]->Type() == OBJECT_CLUSTER) || (m_pParentList[i]->Type() == OBJECT_SUBNET) || (m_pParentList[i]->Type() == OBJECT_SERVICEROOT)) && m_pParentList[i]->IsTrustedNode(m_dwId)) { parents->set(index++, new NXSL_Value(new NXSL_Object(&g_nxslNetObjClass, m_pParentList[i]))); } } UnlockParentList(); return parents; } // // Get switch forwarding database // ForwardingDatabase *Node::getSwitchForwardingDatabase() { ForwardingDatabase *fdb; MutexLock(m_mutexTopoAccess); if (m_fdb != NULL) m_fdb->incRefCount(); fdb = m_fdb; MutexUnlock(m_mutexTopoAccess); return fdb; } // // Get link layer neighbors // LinkLayerNeighbors *Node::getLinkLayerNeighbors() { LinkLayerNeighbors *nbs; MutexLock(m_mutexTopoAccess); if (m_linkLayerNeighbors != NULL) m_linkLayerNeighbors->incRefCount(); nbs = m_linkLayerNeighbors; MutexUnlock(m_mutexTopoAccess); return nbs; } // // Get link layer neighbors // VlanList *Node::getVlans() { VlanList *vlans; MutexLock(m_mutexTopoAccess); if (m_vlans != NULL) m_vlans->incRefCount(); vlans = m_vlans; MutexUnlock(m_mutexTopoAccess); return vlans; } // // Substitute % macros in given text with actual values // TCHAR *Node::expandText(const TCHAR *pszTemplate) { const TCHAR *pCurr; DWORD dwPos, dwSize; TCHAR *pText, scriptName[256]; int i; dwSize = (DWORD)_tcslen(pszTemplate) + 1; pText = (TCHAR *)malloc(dwSize * sizeof(TCHAR)); for(pCurr = pszTemplate, dwPos = 0; *pCurr != 0; pCurr++) { switch(*pCurr) { case '%': // Metacharacter pCurr++; if (*pCurr == 0) { pCurr--; break; // Abnormal loop termination } switch(*pCurr) { case '%': pText[dwPos++] = '%'; break; case 'n': // Name of the node dwSize += (DWORD)_tcslen(m_szName); pText = (TCHAR *)realloc(pText, dwSize * sizeof(TCHAR)); _tcscpy(&pText[dwPos], m_szName); dwPos += (DWORD)_tcslen(m_szName); break; case 'a': // IP address of the node dwSize += 16; pText = (TCHAR *)realloc(pText, dwSize * sizeof(TCHAR)); IpToStr(m_dwIpAddr, &pText[dwPos]); dwPos = (DWORD)_tcslen(pText); break; case 'i': // Node identifier dwSize += 10; pText = (TCHAR *)realloc(pText, dwSize * sizeof(TCHAR)); _sntprintf(&pText[dwPos], 11, _T("0x%08X"), m_dwId); dwPos = (DWORD)_tcslen(pText); break; case 'v': // NetXMS server version dwSize += (DWORD)_tcslen(NETXMS_VERSION_STRING); pText = (TCHAR *)realloc(pText, dwSize * sizeof(TCHAR)); _tcscpy(&pText[dwPos], NETXMS_VERSION_STRING); dwPos += (DWORD)_tcslen(NETXMS_VERSION_STRING); break; case '[': // Script for(i = 0, pCurr++; (*pCurr != ']') && (*pCurr != 0) && (i < 255); pCurr++) { scriptName[i++] = *pCurr; } if (*pCurr == 0) // no terminating ] { pCurr--; } else { NXSL_Program *script; NXSL_ServerEnv *pEnv; scriptName[i] = 0; StrStrip(scriptName); g_pScriptLibrary->lock(); script = g_pScriptLibrary->findScript(scriptName); if (script != NULL) { pEnv = new NXSL_ServerEnv; script->setGlobalVariable(_T("$node"), new NXSL_Value(new NXSL_Object(&g_nxslNodeClass, this))); if (script->run(pEnv) == 0) { NXSL_Value *result = script->getResult(); if (result != NULL) { const TCHAR *temp = result->getValueAsCString(); if (temp != NULL) { dwSize += (DWORD)_tcslen(temp); pText = (TCHAR *)realloc(pText, dwSize * sizeof(TCHAR)); _tcscpy(&pText[dwPos], temp); dwPos += (DWORD)_tcslen(temp); DbgPrintf(4, _T("Node::expandText(\"%s\"): Script %s executed successfully"), pszTemplate, scriptName); } } } else { DbgPrintf(4, _T("Node::expandText(\"%s\"): Script %s execution error: %s"), pszTemplate, scriptName, script->getErrorText()); PostEvent(EVENT_SCRIPT_ERROR, g_dwMgmtNode, "ssd", scriptName, script->getErrorText(), 0); } } else { DbgPrintf(4, _T("Node::expandText(\"%s\"): Cannot find script %s"), pszTemplate, scriptName); } g_pScriptLibrary->unlock(); } break; case '{': // Custom attribute for(i = 0, pCurr++; (*pCurr != '}') && (*pCurr != 0) && (i < 255); pCurr++) { scriptName[i++] = *pCurr; } if (*pCurr == 0) // no terminating } { pCurr--; } else { scriptName[i] = 0; StrStrip(scriptName); const TCHAR *temp = GetCustomAttribute(scriptName); if (temp != NULL) { dwSize += (DWORD)_tcslen(temp); pText = (TCHAR *)realloc(pText, dwSize * sizeof(TCHAR)); _tcscpy(&pText[dwPos], temp); dwPos += (DWORD)_tcslen(temp); } } break; default: // All other characters are invalid, ignore break; } break; case '\\': // Escape character pCurr++; if (*pCurr == 0) { pCurr--; break; // Abnormal loop termination } switch(*pCurr) { case 't': pText[dwPos++] = '\t'; break; case 'n': pText[dwPos++] = 0x0D; pText[dwPos++] = 0x0A; break; default: pText[dwPos++] = *pCurr; break; } break; default: pText[dwPos++] = *pCurr; break; } } pText[dwPos] = 0; return pText; } // // Check and update last agent trap ID // bool Node::checkAgentTrapId(QWORD trapId) { LockData(); bool valid = (trapId > m_lastAgentTrapId); if (valid) m_lastAgentTrapId = trapId; UnlockData(); return valid; }