def _ensureVarBinds(varBinds):
# Add sysUpTime if not present already
if not varBinds or varBinds[0][0] != sysUpTime:
varBinds.insert(
0, (v2c.ObjectIdentifier(sysUpTime), v2c.TimeTicks(0)))
# Search for and reposition sysUpTime if it's elsewhere
for idx, varBind in enumerate(varBinds[1:]):
if varBind[0] == sysUpTime:
varBinds[0] = varBind
del varBinds[idx + 1]
break
if len(varBinds) < 2:
raise error.PySnmpError('SNMP notification PDU requires '
'SNMPv2-MIB::snmpTrapOID.0 to be present')
# Search for and reposition snmpTrapOID if it's elsewhere
for idx, varBind in enumerate(varBinds[2:]):
if varBind[0] == snmpTrapOID:
del varBinds[idx + 2]
if varBinds[1][0] == snmpTrapOID:
varBinds[1] = varBind
else:
varBinds.insert(1, varBind)
break
# Fail on missing snmpTrapOID
if varBinds[1][0] != snmpTrapOID:
raise error.PySnmpError('SNMP notification PDU requires '
'SNMPv2-MIB::snmpTrapOID.0 to be present')
return varBinds
def n_TrapV2cParams_exit(self, cbCtx, node):
snmpEngine, ctx = cbCtx
if 'informMode' in ctx:
pdu = v2c.InformRequestPDU()
v2c.apiPDU.setDefaults(pdu)
else:
pdu = v2c.TrapPDU()
v2c.apiTrapPDU.setDefaults(pdu)
v2c.apiPDU.setVarBinds(pdu,
[(v2c.ObjectIdentifier('1.3.6.1.2.1.1.3.0'),
v2c.TimeTicks(ctx['Uptime'])),
(v2c.ObjectIdentifier('1.3.6.1.6.3.1.1.4.1.0'),
v2c.ObjectIdentifier(ctx['TrapOid']))])
ctx['pdu'] = pdu
def _setup(self, q):
"""Setup a new agent in a separate process.
The port the agent is listening too will be returned using the
provided queue.
"""
port = random.randrange(22000, 22989)
snmpEngine = engine.SnmpEngine()
if self.ipv6:
config.addSocketTransport(
snmpEngine, udp6.domainName,
udp6.Udp6Transport().openServerMode(('::1', port)))
else:
config.addSocketTransport(
snmpEngine, udp.domainName,
udp.UdpTransport().openServerMode(('127.0.0.1', port)))
# Community is public and MIB is writable
config.addV1System(snmpEngine, 'read-write', 'public')
config.addVacmUser(snmpEngine, 1, 'read-write', 'noAuthNoPriv',
(1, 3, 6), (1, 3, 6))
config.addVacmUser(snmpEngine, 2, 'read-write', 'noAuthNoPriv',
(1, 3, 6), (1, 3, 6))
config.addV3User(snmpEngine, 'read-write',
config.usmHMACMD5AuthProtocol, 'authpass',
config.usmAesCfb128Protocol, 'privpass')
config.addVacmUser(snmpEngine, 3, 'read-write', 'authPriv', (1, 3, 6),
(1, 3, 6))
# Build MIB
def stringToOid(string):
return [ord(x) for x in string]
def flatten(*args):
result = []
for el in args:
if isinstance(el, (list, tuple)):
for sub in el:
result.append(sub)
else:
result.append(el)
return tuple(result)
snmpContext = context.SnmpContext(snmpEngine)
mibBuilder = snmpContext.getMibInstrum().getMibBuilder()
(MibTable, MibTableRow, MibTableColumn,
MibScalar, MibScalarInstance) = mibBuilder.importSymbols(
'SNMPv2-SMI', 'MibTable', 'MibTableRow', 'MibTableColumn',
'MibScalar', 'MibScalarInstance')
mibBuilder.exportSymbols(
'__MY_SNMPv2_MIB',
# SNMPv2-MIB::sysDescr
MibScalar((1, 3, 6, 1, 2, 1, 1, 1), v2c.OctetString()),
MibScalarInstance((1, 3, 6, 1, 2, 1, 1, 1), (0, ),
v2c.OctetString("Snimpy Test Agent")))
mibBuilder.exportSymbols(
'__MY_IF_MIB',
# IF-MIB::ifNumber
MibScalar((1, 3, 6, 1, 2, 1, 2, 1), v2c.Integer()),
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 1), (0, ), v2c.Integer(3)),
# IF-MIB::ifTable
MibTable((1, 3, 6, 1, 2, 1, 2, 2)),
MibTableRow((1, 3, 6, 1, 2, 1, 2, 2, 1)).setIndexNames(
(0, '__MY_IF_MIB', 'ifIndex')),
# IF-MIB::ifIndex
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 2, 1, 1), (1, ),
v2c.Integer(1)),
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 2, 1, 1), (2, ),
v2c.Integer(2)),
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 2, 1, 1), (3, ),
v2c.Integer(3)),
# IF-MIB::ifDescr
MibTableColumn((1, 3, 6, 1, 2, 1, 2, 2, 1, 2), v2c.OctetString()),
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 2, 1, 2), (1, ),
v2c.OctetString("lo")),
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 2, 1, 2), (2, ),
v2c.OctetString("eth0")),
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 2, 1, 2), (3, ),
v2c.OctetString("eth1")),
# IF-MIB::ifType
MibTableColumn((1, 3, 6, 1, 2, 1, 2, 2, 1, 3), v2c.Integer()),
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 2, 1, 3), (1, ),
v2c.Integer(24)),
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 2, 1, 3), (2, ),
v2c.Integer(6)),
MibScalarInstance((1, 3, 6, 1, 2, 1, 2, 2, 1, 3), (3, ),
v2c.Integer(6)),
# IF-MIB::ifIndex
ifIndex=MibTableColumn((1, 3, 6, 1, 2, 1, 2, 2, 1, 1),
v2c.Integer()))
mibBuilder.exportSymbols(
'__MY_SNIMPY-MIB',
# SNIMPY-MIB::snimpyIpAddress
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 1),
v2c.OctetString()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 1), (0, ),
v2c.OctetString("AAAA")),
# SNIMPY-MIB::snimpyString
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 2),
v2c.OctetString()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 2), (0, ),
v2c.OctetString("bye")),
# SNIMPY-MIB::snimpyInteger
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 3),
v2c.Integer()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 3), (0, ),
v2c.Integer(19)),
# SNIMPY-MIB::snimpyEnum
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 4),
v2c.Integer()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 4), (0, ),
v2c.Integer(2)),
# SNIMPY-MIB::snimpyObjectId
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 5),
v2c.ObjectIdentifier()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 5), (0, ),
v2c.ObjectIdentifier((1, 3, 6, 4454, 0, 0))),
# SNIMPY-MIB::snimpyBoolean
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 6),
v2c.Integer()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 6), (0, ),
v2c.Integer(1)),
# SNIMPY-MIB::snimpyCounter
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 7),
v2c.Counter32()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 7), (0, ),
v2c.Counter32(47)),
# SNIMPY-MIB::snimpyGauge
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 8),
v2c.Gauge32()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 8), (0, ),
v2c.Gauge32(18)),
# SNIMPY-MIB::snimpyTimeticks
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 9),
v2c.TimeTicks()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 9), (0, ),
v2c.TimeTicks(12111100)),
# SNIMPY-MIB::snimpyCounter64
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 10),
v2c.Counter64()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 10), (0, ),
v2c.Counter64(2**48 + 3)),
# SNIMPY-MIB::snimpyBits
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 11),
v2c.OctetString()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 11), (0, ),
v2c.OctetString(b"\xa0")),
# SNIMPY-MIB::snimpyMacAddress
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 15),
v2c.OctetString()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 15), (0, ),
v2c.OctetString(b"\x11\x12\x13\x14\x15\x16")),
# SNIMPY-MIB::snimpyMacAddressInvalid
MibScalar((1, 3, 6, 1, 2, 1, 45121, 1, 16),
v2c.OctetString()).setMaxAccess("readwrite"),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 1, 16), (0, ),
v2c.OctetString(b"\xf1\x12\x13\x14\x15\x16")),
# SNIMPY-MIB::snimpyIndexTable
MibTable((1, 3, 6, 1, 2, 1, 45121, 2, 3)),
MibTableRow((1, 3, 6, 1, 2, 1, 45121, 2, 3, 1)).setIndexNames(
(0, "__MY_SNIMPY-MIB", "snimpyIndexVarLen"),
(0, "__MY_SNIMPY-MIB", "snimpyIndexOidVarLen"),
(0, "__MY_SNIMPY-MIB", "snimpyIndexFixedLen"),
(1, "__MY_SNIMPY-MIB", "snimpyIndexImplied")),
# SNIMPY-MIB::snimpyIndexInt
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 2, 3, 1, 6),
flatten(4, stringToOid('row1'), 3, 1, 2, 3,
stringToOid('alpha5'),
stringToOid('end of row1')),
v2c.Integer(4571)),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 2, 3, 1, 6),
flatten(4, stringToOid('row2'), 4, 1, 0, 2, 3,
stringToOid('beta32'),
stringToOid('end of row2')),
v2c.Integer(78741)),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 2, 3, 1, 6),
flatten(4, stringToOid('row3'), 4, 120, 1, 2, 3,
stringToOid('gamma7'),
stringToOid('end of row3')),
v2c.Integer(4110)),
# SNIMPY-MIB::snimpyInvalidTable
MibTable((1, 3, 6, 1, 2, 1, 45121, 2, 5)),
MibTableRow((1, 3, 6, 1, 2, 1, 45121, 2, 5, 1)).setIndexNames(
(0, "__MY_SNIMPY-MIB", "snimpyInvalidIndex")),
# SNIMPY-MIB::snimpyInvalidDescr
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 2, 5, 1, 2), (1, ),
v2c.OctetString(b"Hello")),
MibScalarInstance((1, 3, 6, 1, 2, 1, 45121, 2, 5, 1, 2), (2, ),
v2c.OctetString(b"\xf1\x12\x13\x14\x15\x16")),
# Indexes
snimpyIndexVarLen=MibTableColumn(
(1, 3, 6, 1, 2, 1, 45121, 2, 3, 1, 1),
v2c.OctetString()).setMaxAccess("noaccess"),
snimpyIndexIntIndex=MibTableColumn(
(1, 3, 6, 1, 2, 1, 45121, 2, 3, 1, 2),
v2c.Integer()).setMaxAccess("noaccess"),
snimpyIndexOidVarLen=MibTableColumn(
(1, 3, 6, 1, 2, 1, 45121, 2, 3, 1, 3),
v2c.ObjectIdentifier()).setMaxAccess("noaccess"),
snimpyIndexFixedLen=MibTableColumn(
(1, 3, 6, 1, 2, 1, 45121, 2, 3, 1, 4),
v2c.OctetString().setFixedLength(6)).setMaxAccess("noaccess"),
snimpyIndexImplied=MibTableColumn(
(1, 3, 6, 1, 2, 1, 45121, 2, 3, 1, 5),
v2c.OctetString()).setMaxAccess("noaccess"),
snimpyIndexInt=MibTableColumn(
(1, 3, 6, 1, 2, 1, 45121, 2, 3, 1, 6),
v2c.Integer()).setMaxAccess("readwrite"),
snimpyInvalidIndex=MibTableColumn(
(1, 3, 6, 1, 2, 1, 45121, 2, 5, 1, 1),
v2c.Integer()).setMaxAccess("noaccess"),
snimpyInvalidDescr=MibTableColumn(
(1, 3, 6, 1, 2, 1, 45121, 2, 5, 1, 2),
v2c.OctetString()).setMaxAccess("readwrite"))
# Start agent
cmdrsp.GetCommandResponder(snmpEngine, snmpContext)
cmdrsp.SetCommandResponder(snmpEngine, snmpContext)
cmdrsp.NextCommandResponder(snmpEngine, snmpContext)
cmdrsp.BulkCommandResponder(snmpEngine, snmpContext)
q.put(port)
snmpEngine.transportDispatcher.jobStarted(1)
snmpEngine.transportDispatcher.runDispatcher()
# PDU v1/v2c two-way proxy
from pysnmp.proto import rfc1905, rfc3411, error
from pysnmp.proto.api import v1, v2c
from pysnmp import debug
# 2.1.1
__v1ToV2ValueMap = {
v1.Integer.tagSet: v2c.Integer32(),
v1.OctetString.tagSet: v2c.OctetString(),
v1.Null.tagSet: v2c.Null(),
v1.ObjectIdentifier.tagSet: v2c.ObjectIdentifier(),
v1.IpAddress.tagSet: v2c.IpAddress(),
v1.Counter.tagSet: v2c.Counter32(),
v1.Gauge.tagSet: v2c.Gauge32(),
v1.TimeTicks.tagSet: v2c.TimeTicks(),
v1.Opaque.tagSet: v2c.Opaque()
}
__v2ToV1ValueMap = { # XXX do not re-create same-type items?
v2c.Integer32.tagSet: v1.Integer(),
v2c.OctetString.tagSet: v1.OctetString(),
v2c.Null.tagSet: v1.Null(),
v2c.ObjectIdentifier.tagSet: v1.ObjectIdentifier(),
v2c.IpAddress.tagSet: v1.IpAddress(),
v2c.Counter32.tagSet: v1.Counter(),
v2c.Gauge32.tagSet: v1.Gauge(),
v2c.TimeTicks.tagSet: v1.TimeTicks(),
v2c.Opaque.tagSet: v1.Opaque()
}
# *** SNMP engine configuration is complete by this line ***
# Create Notification Originator App instance.
ntfOrg = ntforg.NotificationOriginator()
# Build and submit notification message to dispatcher
ntfOrg.sendVarBinds(
snmpEngine,
# Notification targets
'my-notification', # notification targets
None,
'', # contextEngineId, contextName
# var-binds
[
# Uptime value with 12345
(v2c.ObjectIdentifier('1.3.6.1.2.1.1.3.0'), v2c.TimeTicks(12345)),
# trap OID: Generic Trap #6 (enterpriseSpecific)
# and Specific Trap 432
(v2c.ObjectIdentifier('1.3.6.1.6.3.1.1.4.1.0'),
v2c.ObjectIdentifier('1.3.6.1.4.1.20408.4.1.1.2.0.432')),
# Agent Address with '127.0.0.1'
(v2c.ObjectIdentifier('1.3.6.1.6.3.18.1.3.0'),
v2c.IpAddress('127.0.0.1')),
# Enterprise OID with 1.3.6.1.4.1.20408.4.1.1.2
(v2c.ObjectIdentifier('1.3.6.1.6.3.1.1.4.3.0'),
v2c.ObjectIdentifier('1.3.6.1.4.1.20408.4.1.1.2')),
# managed object '1.3.6.1.2.1.1.1.0' = 'my system'
(v2c.ObjectIdentifier('1.3.6.1.2.1.1.1.0'),
v2c.OctetString('my system'))
])
from pysnmp.entity.rfc3413.oneliner import cmdgen, ntforg
from pysnmp.proto.api import v2c
def cbFun(sendRequestHandle, errorIndication, cbCtx):
print 'sendRequestHandle =', sendRequestHandle
print 'errorIndication =', errorIndication
print 'cbCtx =', cbCtx
asynNotificationOriginator = ntforg.AsynNotificationOriginator()
# This is a non-blocking call
sendRequestHandle = asynNotificationOriginator.asyncSendNotification(
cmdgen.UsmUserData('my-user', 'my-authkey', 'my-privkey'),
cmdgen.UdpTransportTarget(
('localhost', 162)), 'inform', ('SNMPv2-MIB', 'coldStart'),
((1, 3, 6, 1, 2, 1, 1, 1, 0), v2c.TimeTicks(44100)), (cbFun, None))
print sendRequestHandle
asynNotificationOriginator.snmpEngine.transportDispatcher.runDispatcher()
