From 2f24177c361ba4d9deba2d7378f84aa96111db80 Mon Sep 17 00:00:00 2001 From: elie Date: Mon, 14 Sep 2015 05:20:24 +0000 Subject: * synchronous oneliner apps redesigned to offer Python generator-based API along with a more comprehensive set of accepted parameters. * massively documented (in Sphinx, NumPy style) --- .../agent/ntforg/trap-v2c-multiple-transports.py | 106 +++++++++++++++++++++ 1 file changed, 106 insertions(+) create mode 100644 examples/v3arch/asyncore/agent/ntforg/trap-v2c-multiple-transports.py (limited to 'examples/v3arch/asyncore/agent/ntforg/trap-v2c-multiple-transports.py') diff --git a/examples/v3arch/asyncore/agent/ntforg/trap-v2c-multiple-transports.py b/examples/v3arch/asyncore/agent/ntforg/trap-v2c-multiple-transports.py new file mode 100644 index 0000000..1c93e62 --- /dev/null +++ b/examples/v3arch/asyncore/agent/ntforg/trap-v2c-multiple-transports.py @@ -0,0 +1,106 @@ +""" +Notification over multiple network protocols +++++++++++++++++++++++++++++++++++++++++++++ + +Send SNMP INFORM notifications to multiple Managers over different +network protocols: + +* SNMPv2c +* with community name 'public' +* over IPv4/UDP and UDP/IPv6 +* send TRAP notification +* to two Managers through different network transports +* with TRAP ID 'coldStart' specified as an OID +* include managed objects information: + 1.3.6.1.2.1.1.1.0 = 'Example Notificator' + 1.3.6.1.2.1.1.5.0 = 'Notificator Example' + +Functionally similar to: + +| $ snmptrap -v2c -c public udp:127.0.0.1 0 1.3.6.1.6.3.1.1.5.1 1.3.6.1.2.1.1.1.0 s 'Example notification' 1.3.6.1.2.1.1.5.0 s 'Notificator Example' + +and + +| $ snmptrap -v2c -c public udp6:[::1] 0 1.3.6.1.6.3.1.1.5.1 1.3.6.1.2.1.1.1.0 s 'Example notification' 1.3.6.1.2.1.1.5.0 s 'Notificator Example' + +"""# +from pysnmp.entity import engine, config +from pysnmp.carrier.asyncore.dgram import udp, udp6 +from pysnmp.entity.rfc3413 import ntforg +from pysnmp.proto.api import v2c + +# Create SNMP engine instance +snmpEngine = engine.SnmpEngine() + +# SecurityName <-> CommunityName mapping +config.addV1System(snmpEngine, 'my-area', 'public', transportTag='all-my-managers') + +# Specify security settings per SecurityName (SNMPv2c -> 1) +config.addTargetParams(snmpEngine, 'my-creds', 'my-area', 'noAuthNoPriv', 1) + +# Setup transport endpoints and bind it with security settings yielding +# a target name: + +# UDP/IPv4 +config.addTransport( + snmpEngine, + udp.domainName, + udp.UdpSocketTransport().openClientMode() +) +config.addTargetAddr( + snmpEngine, 'my-nms-1', + udp.domainName, ('127.0.0.1', 162), + 'my-creds', + tagList='all-my-managers' +) + +# UDP/IPv6 +config.addTransport( + snmpEngine, + udp6.domainName, + udp6.Udp6SocketTransport().openClientMode() +) +config.addTargetAddr( + snmpEngine, 'my-nms-2', + udp6.domainName, ('::1', 162), + 'my-creds', + tagList='all-my-managers' +) + +# Specify what kind of notification should be sent (TRAP or INFORM), +# to what targets (chosen by tag) and what filter should apply to +# the set of targets (selected by tag) +config.addNotificationTarget( + snmpEngine, 'my-notification', 'my-filter', 'all-my-managers', 'trap' +) + +# Allow NOTIFY access to Agent's MIB by this SNMP model (2), securityLevel +# and SecurityName +config.addContext(snmpEngine, '') +config.addVacmUser(snmpEngine, 2, 'my-area', 'noAuthNoPriv', (), (), (1,3,6)) + +# *** 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 + [ + # SNMPv2-SMI::snmpTrapOID.0 = SNMPv2-MIB::coldStart + ((1,3,6,1,6,3,1,1,4,1,0), v2c.ObjectIdentifier((1,3,6,1,6,3,1,1,5,1))), + # additional var-binds: ( (oid, value), ... ) + ((1,3,6,1,2,1,1,1,0), v2c.OctetString('Example Notificator')), + ((1,3,6,1,2,1,1,5,0), v2c.OctetString('Notificator Example')) + ] +) + +print('Notification is scheduled to be sent') + +# Run I/O dispatcher which would send pending message and process response +snmpEngine.transportDispatcher.runDispatcher() -- cgit v1.2.1