Plugin snmp__juniper: migrate to Python3
This commit is contained in:
Lars Kruse
parent
8152186b9a
commit
7cf2dda94a
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@ -1,22 +1,4 @@
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Copyright (C) 2014 Johann Schmitz <johann@j-schmitz.net>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Library General Public License as published by
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# the Free Software Foundation; version 2 only
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Library General Public License for more details.
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#
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# You should have received a copy of the GNU Library General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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#!/usr/bin/env python3
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"""
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=head1 NAME
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@ -27,11 +9,6 @@ snmp__juniper - Health monitoring plugin for Juniper firewalls.
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Make sure your Juniper device is accessible via SNMP (e.g. via snmpwalk) and the munin-node
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has been configured correctly.
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=head1 MAGIC MARKERS
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#%# family=snmpauto
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#%# capabilities=snmpconf
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=head1 VERSION
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0.0.1
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@ -42,11 +19,31 @@ Open a ticket at https://github.com/ercpe/contrib if you find one.
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=head1 AUTHOR
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Johann Schmitz <johann@j-schmitz.net>
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Copyright (C) 2014 Johann Schmitz <johann@j-schmitz.net>
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=head1 LICENSE
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GPLv2
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; version 2 only
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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SPDX-License-Identifier: GPL-2.0-only
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=head1 MAGIC MARKERS
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#%# family=snmpauto
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#%# capabilities=snmpconf
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=cut
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"""
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@ -65,18 +62,18 @@ community = os.getenv('community', None)
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debug = bool(os.getenv('MUNIN_DEBUG', os.getenv('DEBUG', 0)))
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if debug:
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logging.basicConfig(level=logging.DEBUG, format='%(asctime)s %(levelname)-7s %(message)s')
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logging.basicConfig(level=logging.DEBUG, format='%(asctime)s %(levelname)-7s %(message)s')
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try:
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match = re.search("^(?:|.*\/)snmp_([^_]+)_juniper$", sys.argv[0])
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host = match.group(1)
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request = match.group(2)
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match = re.search("^([^:]+):(\d+)$", host)
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if match is not None:
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host = match.group(1)
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port = match.group(2)
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except:
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pass
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match = re.search(r"^(?:|.*/)snmp_([^_]+)_juniper$", sys.argv[0])
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host = match.group(1)
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request = match.group(2)
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match = re.search(r"^([^:]+):(\d+)$", host)
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if match is not None:
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host = match.group(1)
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port = match.group(2)
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except Exception:
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pass
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jnxOperatingTable = '1.3.6.1.4.1.2636.3.1.13.1.5'
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@ -84,103 +81,116 @@ jnxOperatingTemp = '1.3.6.1.4.1.2636.3.1.13.1.7'
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jnxOperatingCPU = '1.3.6.1.4.1.2636.3.1.13.1.8'
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jnxOperatingBuffer = '1.3.6.1.4.1.2636.3.1.13.1.11'
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class JunOSSnmpClient(object):
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def __init__(self, host, port, community):
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self.hostname = host
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self.transport = cmdgen.UdpTransportTarget((host, int(port)))
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self.auth = cmdgen.CommunityData('test-agent', community)
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self.gen = cmdgen.CommandGenerator()
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def __init__(self, host, port, community):
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self.hostname = host
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self.transport = cmdgen.UdpTransportTarget((host, int(port)))
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self.auth = cmdgen.CommunityData('test-agent', community)
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self.gen = cmdgen.CommandGenerator()
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def get_devices(self):
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errorIndication, errorStatus, errorIndex, varBindTable = self.gen.bulkCmd(
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self.auth,
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self.transport,
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0, 20,
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jnxOperatingTable)
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# ignoreNonIncreasingOids=True) # only available with pysnmp >= 4.2.4 (?)
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def get_devices(self):
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errorIndication, errorStatus, errorIndex, varBindTable = self.gen.bulkCmd(
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self.auth,
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self.transport,
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0, 20,
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jnxOperatingTable)
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# the following line is only available with pysnmp >= 4.2.4 (?)
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# ignoreNonIncreasingOids=True)
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if errorIndication:
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logging.error("SNMP bulkCmd for devices failed: %s, %s, %s" % (errorIndication, errorStatus, errorIndex))
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return {}
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if errorIndication:
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logging.error("SNMP bulkCmd for devices failed: %s, %s, %s"
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% (errorIndication, errorStatus, errorIndex))
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return {}
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devices = {}
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for row in varBindTable:
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for name, value in row:
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if not str(name).startswith(jnxOperatingTable):
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continue
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devices = {}
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for row in varBindTable:
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for name, value in row:
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if not str(name).startswith(jnxOperatingTable):
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continue
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if 'Routing Engine' in str(value):
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devices[str(name)[len(jnxOperatingTable):]] = re.sub("[^\w]", '_', str(value).replace(' Routing Engine', ''))
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return devices
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if 'Routing Engine' in str(value):
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devices[str(name)[len(jnxOperatingTable):]] = re.sub(
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r"[^\w]", '_', str(value).replace(' Routing Engine', ''))
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return devices
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def get_one(self, prefix_oid, suffix):
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oid = prefix_oid + suffix
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errorIndication, errorStatus, errorIndex, varBindTable = self.gen.getCmd(
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self.auth,
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self.transport,
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oid)
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def get_one(self, prefix_oid, suffix):
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oid = prefix_oid + suffix
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errorIndication, errorStatus, errorIndex, varBindTable = self.gen.getCmd(
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self.auth,
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self.transport,
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oid)
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if errorIndication:
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logging.error("SNMP getCmd for %s failed: %s, %s, %s" % (oid, errorIndication, errorStatus, errorIndex))
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return None
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if errorIndication:
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logging.error("SNMP getCmd for %s failed: %s, %s, %s"
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% (oid, errorIndication, errorStatus, errorIndex))
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return None
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return int(varBindTable[0][1])
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return int(varBindTable[0][1])
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def get_data(self):
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devs = self.get_devices()
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return {
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'temp': dict([(name, self.get_one(jnxOperatingTemp, suffix))
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for suffix, name in devs.items()]),
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'cpu': dict([(name, self.get_one(jnxOperatingCPU, suffix))
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for suffix, name in devs.items()]),
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'buffer': dict([(name, self.get_one(jnxOperatingBuffer, suffix))
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for suffix, name in devs.items()]),
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}
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def get_data(self):
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devs = self.get_devices()
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def print_config(self):
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devices = self.get_devices()
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return {
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'temp': dict([(name, self.get_one(jnxOperatingTemp, suffix)) for suffix, name in devs.iteritems()]),
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'cpu': dict([(name, self.get_one(jnxOperatingCPU, suffix)) for suffix, name in devs.iteritems()]),
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'buffer': dict([(name, self.get_one(jnxOperatingBuffer, suffix)) for suffix, name in devs.iteritems()]),
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}
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data_def = [
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('temp', self.hostname, 'System temperature', '--base 1000',
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'System temperature in C'),
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('cpu', self.hostname, 'CPU usage', '--base 1000 -l 0 --upper-limit 100',
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'CPU usage in %'),
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('buffer', self.hostname, 'Buffer usage', '--base 1000 -l 0 --upper-limit 100',
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'Buffer usage in %'),
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]
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def print_config(self):
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devices = self.get_devices()
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data_def = [
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('temp', self.hostname, 'System temperature', '--base 1000', 'System temperature in C'),
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('cpu', self.hostname, 'CPU usage', '--base 1000 -l 0 --upper-limit 100', 'CPU usage in %'),
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('buffer', self.hostname, 'Buffer usage', '--base 1000 -l 0 --upper-limit 100', 'Buffer usage in %'),
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]
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for datarow, hostname, title, args, vlabel in data_def:
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print """multigraph juniper_{datarow}
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for datarow, hostname, title, args, vlabel in data_def:
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print("""multigraph juniper_{datarow}
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host_name {hostname}
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graph_title {title}
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graph_vlabel {vlabel}
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graph_args {args}
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graph_category fw
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graph_info {title}""".format(datarow=datarow, hostname=hostname, title=title, args=args, vlabel=vlabel)
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graph_info {title}""".format(datarow=datarow, hostname=hostname, title=title, args=args,
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vlabel=vlabel))
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for suffix, node in devices.iteritems():
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ident = "%s_%s" % (datarow, node)
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print """{label}.info {title} on {node}
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for suffix, node in devices.items():
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ident = "%s_%s" % (datarow, node)
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print("""{label}.info {title} on {node}
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{label}.label {node}
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{label}.type GAUGE
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{label}.min 0""".format(title=title, label=ident, node=node)
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{label}.min 0""".format(title=title, label=ident, node=node))
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def execute(self):
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data = self.get_data()
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def execute(self):
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data = self.get_data()
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for pre, values in data.items():
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print("multigraph juniper_%s" % pre)
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for node, value in values.items():
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print("%s_%s.value %s" % (pre, node, value))
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for pre, values in data.iteritems():
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print "multigraph juniper_%s" % pre
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for node, value in values.iteritems():
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print "%s_%s.value %s" % (pre, node, value)
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c = JunOSSnmpClient(host, port, community)
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if "snmpconf" in sys.argv[1:]:
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print "require 1.3.6.1.4.1.2636.3.1.13.1.5"
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sys.exit(0)
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else:
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if not (host and port and community):
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print "# Bad configuration. Cannot run with Host=%s, port=%s and community=%s" % (host, port, community)
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sys.exit(1)
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if "config" in sys.argv[1:]:
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c.print_config()
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else:
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c.execute()
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if "snmpconf" in sys.argv[1:]:
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print("require 1.3.6.1.4.1.2636.3.1.13.1.5")
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sys.exit(0)
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else:
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if not (host and port and community):
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print("# Bad configuration. Cannot run with Host=%s, port=%s and community=%s"
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% (host, port, community), file=sys.stderr)
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sys.exit(1)
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if "config" in sys.argv[1:]:
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c.print_config()
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else:
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c.execute()
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@ -400,7 +400,6 @@ plugins/router/dsl-connection-speed
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plugins/router/dsl-stats
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plugins/router/freeboxuptime
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plugins/router/motorola_sb6141
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plugins/router/snmp__juniper
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plugins/router/snmp__linksys_poe
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plugins/router/speedport_300
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plugins/rsync/rsyncd_bytes
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