def discoverSysTableData(client):
snmpAgent = snmputils.SnmpAgent(None, client)
queryBuilder = snmputils.SnmpQueryBuilder(BASE_SYSTABLE_OID)
queryBuilder.addQueryElement(1, 'sysDescr')
queryBuilder.addQueryElement(2, 'sysObjectID')
queryBuilder.addQueryElement(4, 'sysContact')
queryBuilder.addQueryElement(5, 'sysName')
queryBuilder.addQueryElement(6, 'sysLocation')
queryBuilder.addQueryElement(7, 'sysServices')
sysTable = snmpAgent.getSnmpData(queryBuilder)
for data in sysTable:
classVendorOsAndModel = SnmpQueries.getClassVendorOsAndModelByOid(data.sysObjectID, data.sysDescr)
setattr(data, 'sysClass', classVendorOsAndModel[0])
setattr(data, 'sysVendor', classVendorOsAndModel[1])
setattr(data, 'sysOs', classVendorOsAndModel[2])
setattr(data, 'sysModel', classVendorOsAndModel[3])
match = re.search("Nodename:\s*(\w+)", data.sysDescr)
setattr(data, 'sysNodeName', None)
if match:
setattr(data, 'sysNodeName', match.group(1))
if data.sysServices and (int(data.sysServices) & 2) > 0:
setattr(data, 'isBridge', 1)
else:
setattr(data, 'isBridge', 0)
if sysTable:
return sysTable[0]
else:
raise ValueError, "Query for System Table returned empty result"
def discoverInterfaceData(client, sysTable):
snmpAgent = snmputils.SnmpAgent(None, client)
queryBuilder = snmputils.SnmpQueryBuilder(BASE_INTERFACE_OID)
queryBuilder.addQueryElement(1, 'ifIndex')
queryBuilder.addQueryElement(2, 'ifDescr')
queryBuilder.addQueryElement(3, 'ifType')
queryBuilder.addQueryElement(5, 'ifSpeed')
queryBuilder.addQueryElement(6, 'ifMac', 'hexa')
queryBuilder.addQueryElement(7, 'ifAdminStatus')
queryBuilder.addQueryElement(8, 'ifOperStatus')
ifList = snmpAgent.getSnmpData(queryBuilder)
queryBuilderHigh = snmputils.SnmpQueryBuilder(BASE_HIGH_INTERFACE_OID)
queryBuilderHigh.addQueryElement(1, 'ifName')
queryBuilderHigh.addQueryElement(15, 'ifHighSpeed')
ifHighList = snmpAgent.getSnmpData(queryBuilderHigh)
refifHigh = {}
for iface in ifHighList:
if iface.ifName:
refifHigh[iface.ifName] = iface
indx2if = {}
refIfList = []
for interface in ifList:
if interface.ifType == '':
interface.ifType = -1
if interface.ifMac == None:
interface.ifMac = ''
ifValid = SnmpQueries.checkValidMacByInterfaceTypeAndDescription(int(interface.ifType), interface.ifMac, str(interface.ifDescr).lower())
if (ifValid == 1) and (not netutils.isValidMac(interface.ifMac)):
logger.debug('Mac is invalid:' + interface.ifMac+', using mac index instead - '+interface.ifIndex)
interface.ifMac = interface.ifIndex
setattr(interface, 'ifName', None)
setattr(interface, 'ifAlias', None)
indx2if[interface.ifIndex] = interface
refIfList.append(interface)
try:
getInterfaceNameAndAlias(client, indx2if)
except:
logger.debugException('Failed to get Name and Alias')
#removing interfaces with invalid mac address and no name or description
for refIf in refIfList:
if not modeling.isValidInterface(refIf.ifMac, refIf.ifDescr, refIf.ifName):
logger.warn('Skipped invalid interface [', str(refIf.ifMac), '], name[', str(refIf.ifName), '], description[', str(refIf.ifDescr), ']')
ifList.remove(refIf)
for iface in ifList:
if iface.ifSpeed and long(iface.ifSpeed) == 4294967295L:#magic number in case speed is higher than 10Gb
hiIface = refifHigh.get(iface.ifName)
if hiIface and hiIface.ifHighSpeed:
iface.ifSpeed = long(hiIface.ifHighSpeed) * 1000000
return ifList
def DiscoveryMain(Framework):
OSHVResult = ObjectStateHolderVector()
snmpMethod = getFrameworkParameter(Framework, 'snmpMethod', SnmpQueries.defaultSnmpMethod)
backupSnmpMethod = getFrameworkParameter(Framework, 'backupSnmpMethod', SnmpQueries.defaultBackupSnmpMethod)
moonWalkBulkSize = int(getFrameworkParameter(Framework, 'moonWalkBulkSize', SnmpQueries.defaultMoonWalkBulkSize))
moonWalkSleep = long(getFrameworkParameter(Framework, 'moonWalkSleep', SnmpQueries.defaultMoonWalkSleep))
snmpBulkSize = int(getFrameworkParameter(Framework, 'snmpBulkSize', SnmpQueries.defaultSnmpBulkSize))
discoverUnknownIPs = Boolean.parseBoolean(Framework.getParameter('discoverUnknownIPs'))
#getting DestinationData from Framework; the method is protected.
destination = Framework.getCurrentDestination()
discoveredHostIpList = SnmpQueries.getSnmpIpDataOneDestination(snmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, destination)
logger.debug('Discover ARP by %s returned %s objects' % (snmpMethod, str(discoveredHostIpList.size())))
if (discoveredHostIpList.size() == 0) and (snmpMethod != backupSnmpMethod):
discoveredHostIpList = SnmpQueries.getSnmpIpDataOneDestination(backupSnmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, destination)
logger.debug('Discover ARP by %s returned %s objects' % (backupSnmpMethod, str(discoveredHostIpList.size())))
if (discoveredHostIpList.size()==0):
Framework.reportWarning('Failed to discover SNMP IP data')
return OSHVResult
discoveredHostArpList = SnmpQueries.getSnmpArpDataOneDestination(snmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, destination)
discoveredHostArpList.addAll(SnmpQueries.getSnmpArpDataOneDestination(snmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, Boolean.TRUE, destination))
if (discoveredHostArpList.size()==0) and (snmpMethod != backupSnmpMethod):
discoveredHostArpList = SnmpQueries.getSnmpArpDataOneDestination(backupSnmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, destination)
discoveredHostArpList.addAll(SnmpQueries.getSnmpArpDataOneDestination(backupSnmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, Boolean.TRUE, destination))
if (discoveredHostArpList.size()==0):
Framework.reportWarning('Failed to discover SNMP ARP data')
return OSHVResult
networkOSH = None
for i in range(discoveredHostArpList.size()):
currArp = discoveredHostArpList.get(i)
for currIp in discoveredHostIpList:
if networkOSH is None:
networkOSH = modeling.createNetworkOSH(currIp.netaddr, currIp.netmask)
OSHVResult.add(networkOSH)
if (currIp.domain == 'unknown') and not discoverUnknownIPs:
continue
if not netutils.isValidMac(currArp.designatedMacAddress):
continue
#report start
designatedIpNetAddress = IPv4(currArp.designatedIpAddress, currIp.netmask).getFirstIp().toString();
if designatedIpNetAddress == currIp.netaddr:
hostOSH = modeling.createHostOSH(currArp.designatedIpAddress)
OSHVResult.add(hostOSH)
OSHVResult.add(modeling.createLinkOSH('member', networkOSH, hostOSH))
ipOsh = modeling.createIpOSH(currArp.designatedIpAddress, currIp.netmask)
OSHVResult.add(ipOsh)
OSHVResult.add(modeling.createLinkOSH('member', networkOSH, ipOsh))
ifOsh = modeling.createInterfaceOSH(netutils.parseMac(currArp.designatedMacAddress), hostOSH)
OSHVResult.add(ifOsh)
OSHVResult.add(modeling.createLinkOSH('containment', ifOsh, ipOsh))
return OSHVResult
def DiscoveryMain(Framework):
OSHVResult = ObjectStateHolderVector()
snmpMethod = getFrameworkParameter(Framework, "snmpMethod", SnmpQueries.defaultSnmpMethod)
backupSnmpMethod = getFrameworkParameter(Framework, "backupSnmpMethod", SnmpQueries.defaultBackupSnmpMethod)
moonWalkBulkSize = int(getFrameworkParameter(Framework, "moonWalkBulkSize", SnmpQueries.defaultMoonWalkBulkSize))
moonWalkSleep = long(getFrameworkParameter(Framework, "moonWalkSleep", SnmpQueries.defaultMoonWalkSleep))
snmpBulkSize = int(getFrameworkParameter(Framework, "snmpBulkSize", SnmpQueries.defaultSnmpBulkSize))
discoverUnknownIPs = Boolean.parseBoolean(Framework.getParameter("discoverUnknownIPs"))
# getting DestinationData from Framework; the method is protected.
destination = Framework.getCurrentDestination()
discoveredHostIpList = SnmpQueries.getSnmpIpDataOneDestination(
snmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, destination
)
logger.debug("Discover ARP by %s returned %s objects" % (snmpMethod, str(discoveredHostIpList.size())))
if (discoveredHostIpList.size() == 0) and (snmpMethod != backupSnmpMethod):
discoveredHostIpList = SnmpQueries.getSnmpIpDataOneDestination(
backupSnmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, destination
)
logger.debug("Discover ARP by %s returned %s objects" % (backupSnmpMethod, str(discoveredHostIpList.size())))
if discoveredHostIpList.size() == 0:
Framework.reportWarning("Failed to discover SNMP IP data")
return OSHVResult
discoveredHostArpList = SnmpQueries.getSnmpArpDataOneDestination(
snmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, destination
)
discoveredHostArpList.addAll(
SnmpQueries.getSnmpArpDataOneDestination(
snmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, Boolean.TRUE, destination
)
)
if (discoveredHostArpList.size() == 0) and (snmpMethod != backupSnmpMethod):
discoveredHostArpList = SnmpQueries.getSnmpArpDataOneDestination(
backupSnmpMethod, snmpBulkSize, moonWalkBulkSize, moonWalkSleep, Boolean.FALSE, destination
)
discoveredHostArpList.addAll(
SnmpQueries.getSnmpArpDataOneDestination(
backupSnmpMethod,
snmpBulkSize,
moonWalkBulkSize,
moonWalkSleep,
Boolean.FALSE,
Boolean.TRUE,
destination,
)
)
if discoveredHostArpList.size() == 0:
Framework.reportWarning("Failed to discover SNMP ARP data")
return OSHVResult
networkOSH = None
for i in range(discoveredHostArpList.size()):
currArp = discoveredHostArpList.get(i)
for currIp in discoveredHostIpList:
if networkOSH is None:
networkOSH = modeling.createNetworkOSH(currIp.netaddr, currIp.netmask)
OSHVResult.add(networkOSH)
if (currIp.domain == "unknown") and not discoverUnknownIPs:
continue
if not netutils.isValidMac(currArp.designatedMacAddress):
continue
# report start
designatedIpNetAddress = IPv4(currArp.designatedIpAddress, currIp.netmask).getFirstIp().toString()
if designatedIpNetAddress == currIp.netaddr:
hostOSH = modeling.createHostOSH(currArp.designatedIpAddress)
OSHVResult.add(hostOSH)
OSHVResult.add(modeling.createLinkOSH("member", networkOSH, hostOSH))
ipOsh = modeling.createIpOSH(currArp.designatedIpAddress, currIp.netmask)
OSHVResult.add(ipOsh)
OSHVResult.add(modeling.createLinkOSH("member", networkOSH, ipOsh))
ifOsh = modeling.createInterfaceOSH(netutils.parseMac(currArp.designatedMacAddress), hostOSH)
OSHVResult.add(ifOsh)
OSHVResult.add(modeling.createLinkOSH("containment", ifOsh, ipOsh))
return OSHVResult
def discoverInterfaceData(client, sysTable):
snmpAgent = snmputils.SnmpAgent(None, client)
queryBuilder = snmputils.SnmpQueryBuilder(BASE_INTERFACE_OID)
queryBuilder.addQueryElement(1, 'ifIndex')
queryBuilder.addQueryElement(2, 'ifDescr')
queryBuilder.addQueryElement(3, 'ifType')
queryBuilder.addQueryElement(5, 'ifSpeed')
queryBuilder.addQueryElement(6, 'ifMac', 'hexa')
queryBuilder.addQueryElement(7, 'ifAdminStatus')
queryBuilder.addQueryElement(8, 'ifOperStatus')
ifList = snmpAgent.getSnmpData(queryBuilder)
queryBuilderHigh = snmputils.SnmpQueryBuilder(BASE_HIGH_INTERFACE_OID)
queryBuilderHigh.addQueryElement(1, 'ifName')
queryBuilderHigh.addQueryElement(15, 'ifHighSpeed')
ifHighList = snmpAgent.getSnmpData(queryBuilderHigh)
refifHigh = {}
for iface in ifHighList:
if iface.ifName:
refifHigh[iface.ifName] = iface
indx2if = {}
refIfList = []
for interface in ifList:
if interface.ifType == '':
interface.ifType = -1
if interface.ifMac == None:
interface.ifMac = ''
if interface.ifMac and len(interface.ifMac) >= 34:
#most likely we're dealing with the string to hex encoded value
#try to decode it
try:
mac = interface.ifMac.decode('hex')
#the fetched MAC might have missing 0 character at the end
if mac:
if len(mac) in [16, 11]:
mac = mac + '0'
interface.ifMac = mac
except:
logger.debugException('')
ifValid = SnmpQueries.checkValidMacByInterfaceTypeAndDescription(int(interface.ifType), interface.ifMac, interface.ifDescr and interface.ifDescr.lower())
if (ifValid == 1) and (not netutils.isValidMac(interface.ifMac)):
logger.debug('Mac is invalid:' + interface.ifMac+', using mac index instead - '+interface.ifIndex)
interface.ifMac = interface.ifIndex
setattr(interface, 'ifName', None)
setattr(interface, 'ifAlias', None)
indx2if[interface.ifIndex] = interface
refIfList.append(interface)
try:
getInterfaceNameAndAlias(client, indx2if)
except:
logger.debugException('Failed to get Name and Alias')
#removing interfaces with invalid mac address and no name or description
for refIf in refIfList:
if not modeling.isValidInterface(refIf.ifMac, refIf.ifDescr, refIf.ifName):
logger.warn('Skipped invalid interface [', str(refIf.ifMac), '], name[', str(refIf.ifName), '], description[', str(refIf.ifDescr), ']')
ifList.remove(refIf)
for iface in ifList:
if iface.ifSpeed and long(iface.ifSpeed) == 4294967295L:#magic number in case speed is higher than 10Gb
hiIface = refifHigh.get(iface.ifName)
if hiIface and hiIface.ifHighSpeed:
iface.ifSpeed = long(hiIface.ifHighSpeed) * 1000000
return ifList