这个git上的更加全面
https://github.com/sbhattach/SNMP-TRAP-Receiver
sudo apt-get install snmptrapd
""" Multiple SNMP USM users +++++++++++++++++++++++Receive SNMP TRAP/INFORM messages with the following options:* SNMPv1/SNMPv2c* with SNMP community "public"* over IPv4/UDP, listening at 127.0.0.1:162* SNMPv3 * with USM users:* 'usr-md5-des', auth: MD5, priv DES, ContextEngineId: 8000000001020304* 'usr-md5-none', auth: MD5, priv NONE, ContextEngineId: 8000000001020304* 'usr-sha-aes128', auth: SHA, priv AES, ContextEngineId: 8000000001020304* over IPv4/UDP, listening at 127.0.0.1:162 * print received data on stdoutEither of the following Net-SNMP commands will send notifications to this receiver:| $ snmptrap -v2c -c public 127.0.0.1:162 123 1.3.6.1.6.3.1.1.5.1 1.3.6.1.2.1.1.5.0 s test| $ snmptrap -v3 -u usr-md5-des -l authPriv -A authkey1 -X privkey1 -e 8000000001020304 127.0.0.1 123 1.3.6.1.6.3.1.1.5.1 | $ snmptrap -v3 -u usr-md5-none -l authNoPriv -A authkey1 -e 8000000001020304 127.0.0.1 123 1.3.6.1.6.3.1.1.5.1 | $ snmpinform -v3 -u usr-sha-aes128 -l authPriv -a SHA -A authkey1 -x AES -X privkey1 127.0.0.1 123 1.3.6.1.6.3.1.1.5.1"""#
from pysnmp.entity import engine, config
from pysnmp.carrier.asyncore.dgram import udp
from pysnmp.entity.rfc3413 import ntfrcv
from pysnmp.proto.api import v2c# Create SNMP engine with autogenernated engineID and pre-bound
# to socket transport dispatcher
snmpEngine = engine.SnmpEngine()# Transport setup# UDP over IPv4
config.addTransport(snmpEngine,udp.domainName,udp.UdpTransport().openServerMode(('0.0.0.0', 162))
)# SNMPv1/2c setup
config.addV1System(snmpEngine, 'my-area', 'public')# SNMPv3/USM setup# user: usr-md5-des, auth: MD5, priv DES
config.addV3User(snmpEngine, 'usr-md5-des',config.usmHMACMD5AuthProtocol, 'authkey1',config.usmDESPrivProtocol, 'privkey1'
)# user: usr-md5-des, auth: MD5, priv DES, securityEngineId: 8000000001020304
# this USM entry is used for TRAP receiving purposes
config.addV3User(snmpEngine, 'usr-md5-des',config.usmHMACMD5AuthProtocol, 'authkey1',config.usmDESPrivProtocol, 'privkey1',securityEngineId=v2c.OctetString(hexValue='8000000001020304')
)# user: usr-md5-none, auth: MD5, priv NONE
config.addV3User(snmpEngine, 'usr-md5-none',config.usmHMACMD5AuthProtocol, 'authkey1'
)# user: usr-md5-none, auth: MD5, priv NONE, securityEngineId: 8000000001020304
# this USM entry is used for TRAP receiving purposes
config.addV3User(snmpEngine, 'usr-md5-none',config.usmHMACMD5AuthProtocol, 'authkey1',securityEngineId=v2c.OctetString(hexValue='8000000001020304')
)# user: usr-sha-aes128, auth: SHA, priv AES
config.addV3User(snmpEngine, 'usr-sha-aes128',config.usmHMACSHAAuthProtocol, 'authkey1',config.usmAesCfb128Protocol, 'privkey1'
)
# user: usr-sha-aes128, auth: SHA, priv AES, securityEngineId: 8000000001020304
# this USM entry is used for TRAP receiving purposes
config.addV3User(snmpEngine, 'usr-sha-aes128',config.usmHMACSHAAuthProtocol, 'authkey1',config.usmAesCfb128Protocol, 'privkey1',securityEngineId=v2c.OctetString(hexValue='8000000001020304')
)# Callback function for receiving notifications
# noinspection PyUnusedLocal,PyUnusedLocal,PyUnusedLocal
def cbFun(snmpEngine, stateReference, contextEngineId, contextName,varBinds, cbCtx):print('Notification from ContextEngineId "%s", ContextName "%s"' % (contextEngineId.prettyPrint(), contextName.prettyPrint()))for name, val in varBinds:print('%s = %s' % (name.prettyPrint(), val.prettyPrint()))# Register SNMP Application at the SNMP engine
ntfrcv.NotificationReceiver(snmpEngine, cbFun)snmpEngine.transportDispatcher.jobStarted(1) # this job would never finish# Run I/O dispatcher which would receive queries and send confirmations
try:snmpEngine.transportDispatcher.runDispatcher()
except:snmpEngine.transportDispatcher.closeDispatcher()raise用于trap告警