diff options
Diffstat (limited to 'examples/v3arch/asyncio/manager/cmdgen/get-v2c-over-ipv6.py')
-rw-r--r-- | examples/v3arch/asyncio/manager/cmdgen/get-v2c-over-ipv6.py | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/examples/v3arch/asyncio/manager/cmdgen/get-v2c-over-ipv6.py b/examples/v3arch/asyncio/manager/cmdgen/get-v2c-over-ipv6.py new file mode 100644 index 0000000..e1b3171 --- /dev/null +++ b/examples/v3arch/asyncio/manager/cmdgen/get-v2c-over-ipv6.py @@ -0,0 +1,96 @@ +# +# GET Command Generator +# +# Send a SNMP GET request +# with SNMPv2c, community 'public' +# using Asyncio framework for network transport +# over IPv6/UDP +# to an Agent at [::]:161 +# for an OID in string form +# +# This script performs similar to the following Net-SNMP command: +# +# $ snmpget -v2c -c public -ObentU udp6:[::1]:161 1.3.6.1.2.1.1.1.0 +# +# Requires Python 3.4 and later! +# +from pysnmp.carrier.asyncio.dgram import udp6 +from pysnmp.entity.rfc3413.asyncio import cmdgen +from pysnmp.entity import engine, config +import asyncio + +# Get the event loop for this thread +loop = asyncio.get_event_loop() + +# Create SNMP engine instance +snmpEngine = engine.SnmpEngine() + +# +# SNMPv2c setup +# + +# SecurityName <-> CommunityName mapping +config.addV1System(snmpEngine, 'my-area', 'public') + +# Specify security settings per SecurityName (SNMPv1 - 0, SNMPv2c - 1) +config.addTargetParams(snmpEngine, 'my-creds', 'my-area', 'noAuthNoPriv', 1) + +# +# Setup transport endpoint and bind it with security settings yielding +# a target name +# + +# UDP/IPv6 +config.addTransport( + snmpEngine, + udp6.domainName, + udp6.Udp6Transport().openClientMode() +) +config.addTargetAddr( + snmpEngine, 'my-router', + udp6.domainName, ('::1', 161), + 'my-creds' +) + +@asyncio.coroutine +def snmpOperation(snmpEngine, target, contextEngineId, contextName, varBinds): + ( snmpEngine, + errorIndication, + errorStatus, + errorIndex, + varBinds ) = yield from cmdgen.GetCommandGenerator().sendVarBinds( + snmpEngine, + target, + contextEngineId, + contextName, + varBinds + ) + + if errorIndication: + print(errorIndication) + elif errorStatus: + print('%s at %s' % ( + errorStatus.prettyPrint(), + errorIndex and varBinds[int(errorIndex)-1][0] or '?' + ) + ) + else: + for oid, val in varBinds: + print('%s = %s' % (oid.prettyPrint(), val.prettyPrint())) + + # This also terminates internal timer + config.delTransport( + snmpEngine, + udp6.domainName + ).closeTransport() + +loop.run_until_complete( + snmpOperation( + snmpEngine, + 'my-router', + None, '', # contextEngineId, contextName + ( ('1.3.6.1.2.1.1.1.0', None), ) + ) +) + +loop.close() |