/usr/share/check_mk/checks/brocade_fcport is in check-mk-server 1.1.12-1ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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# -*- encoding: utf-8; py-indent-offset: 4 -*-
# +------------------------------------------------------------------+
# | ____ _ _ __ __ _ __ |
# | / ___| |__ ___ ___| | __ | \/ | |/ / |
# | | | | '_ \ / _ \/ __| |/ / | |\/| | ' / |
# | | |___| | | | __/ (__| < | | | | . \ |
# | \____|_| |_|\___|\___|_|\_\___|_| |_|_|\_\ |
# | |
# | Copyright Mathias Kettner 2010 mk@mathias-kettner.de |
# +------------------------------------------------------------------+
#
# This file is part of Check_MK.
# The official homepage is at http://mathias-kettner.de/check_mk.
#
# check_mk is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation in version 2. check_mk is distributed
# in the hope that it will be useful, but WITHOUT ANY WARRANTY; with-
# out even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE. See the GNU General Public License for more de-
# ails. You should have received a copy of the GNU General Public
# License along with GNU Make; see the file COPYING. If not, write
# to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
# Boston, MA 02110-1301 USA.
# lookup tables for check implementation
brocade_fcport_phystates = [ '', 'noCard', 'noTransceiver', 'laserFault', 'noLight',
'noSync', 'inSync', 'portFault', 'diagFault', 'lockRef' ]
brocade_fcport_opstates = [ 'unknown', 'online', 'offline', 'testing', 'faulty' ]
brocade_fcport_admstates = [ '', 'online', 'offline', 'testing', 'faulty' ]
brocade_fcport_speed = [ '', '1Gbit', '2Gbit', 'auto-Neg', '4Gbit', '8Gbit', '10Gbit', ]
# settings for inventory: which ports should be inventorized
brocade_fcport_inventory_phystates = [ 3, 4, 5, 6, 7, 8, 9, ]
brocade_fcport_inventory_opstates = [ 1, 2, 3, 4, ]
brocade_fcport_inventory_admstates = [ 1, 3, 4, ]
brocade_fcport_inventory_use_portname = True # use swFCPortName as part of service description
brocade_fcport_inventory_show_isl = True # add "ISL" to service description for interswitch links
check_default_levels["brocade_fcport"] = "brocade_fcport_default_levels"
factory_settings["brocade_fcport_default_levels"] = {
"rxcrcs": (3.0, 20.0), # allowed percentage of CRC errors
"rxencoutframes": (3.0, 20.0), # allowed percentage of Enc-OUT Frames
"notxcredits": (3.0, 20.0), # allowed percentage of No Tx Credits
"c3discards": (3.0, 20.0), # allowed percentage of CRC errors
"assumed_speed": 2.0, # used, if speed not available in SNMP data
}
# Helper function for computing item from port number
def brocade_fcport_getitem(ports, index, portname, is_isl):
int_len = str(len(str(len(ports))))
itemname = ("%0" + int_len + "d") % (index - 1)
if is_isl and brocade_fcport_inventory_show_isl:
itemname += " ISL"
if portname.strip() and brocade_fcport_inventory_use_portname:
itemname += " " + portname.strip()
return itemname
def inventory_brocade_fcport(info):
# info[0] is port table, info[1] is ISL table
if len(info) != 2:
return
inventory = []
isl_ports = {}
if len(info) > 1:
isl_ports = dict(info[1])
for line in info[0]:
if len(line) == 14:
try:
index = int(line[0])
phystate = int(line[1])
opstate = int(line[2])
admstate = int(line[3])
except: # missing vital data. Skipping this port
continue
portname = line[13]
is_isl = line[0] in isl_ports
if admstate in brocade_fcport_inventory_admstates and \
opstate in brocade_fcport_inventory_opstates and \
phystate in brocade_fcport_inventory_phystates:
inventory.append(( brocade_fcport_getitem(info[0], index, portname, is_isl),
'{ "phystate": %d, "opstate": %d, "admstate": %d }'
% (phystate, opstate, admstate) ))
return inventory
def check_brocade_fcport(item, params, info):
# Accept item, even if port name or ISL state has changed
item_index = int(item.split()[0])
portinfo = [ line for line in info[0] if int(line[0]) == item_index + 1]
index, phystate, opstate, admstate, txwords, rxwords, txframes, rxframes, \
notxcredits, rxcrcs, rxencoutframes, c3discards, speed = map(int, portinfo[0][:-1])
summarystate = 0
output = []
perfdata = []
# Lookup port speed in ISL table for ISL ports (older switches do not provide this
# information in the normal table)
isl_ports = dict(info[1])
if str(index) in isl_ports:
gbit = float(int(isl_ports.get(str(index))) / 16)
speedmsg = ("ISL at %.0fGbit/s" % gbit)
else: # no ISL port
if brocade_fcport_speed[speed] == "auto-Neg":
# let user specify assumed speed via check parameter, default is 2.0
gbit = params.get("assumed_speed")
speedmsg = ("assuming %gGbit/s" % gbit)
else:
gbit = float(brocade_fcport_speed[speed].replace("Gbit", ""))
speedmsg = ("%.0fGbit/s" % gbit)
output.append(speedmsg)
# convert gbit netto link-rate to Byte/s (8/10 enc)
wirespeed = gbit * 1000000000.0 * 0.8 / 8
# Now check rates of various error counters
this_time = time.time()
try:
timedif, rxwords_rate = get_counter("brocade_fcport.rxwords.%s" % index, this_time, rxwords)
timedif, txwords_rate = get_counter("brocade_fcport.txwords.%s" % index, this_time, txwords)
# compute traffic in B/s and MB/s
in_bytes = rxwords_rate * 4
out_bytes = txwords_rate * 4
average = params.get("average") # range in minutes
# B A N D W I D T H
# convert thresholds in percentage into MB/s
bw_thresh = params.get("bw")
if bw_thresh == None: # no levels
warn_bytes, crit_bytes = None, None
else:
warn, crit = bw_thresh
if type(warn) == float:
warn_bytes = wirespeed * warn / 100.0
else: # in MB
warn_bytes = warn * 1048576.0
if type(crit) == float:
crit_bytes = wirespeed * crit / 100.0
else: # in MB
crit_bytes = crit * 1048576.0
for what, value in [("In", in_bytes), ("Out", out_bytes)]:
output.append("%s: %s/s" % (what, get_bytes_human_readable(value)))
perfdata.append((what.lower(), value, warn_bytes, crit_bytes, 0, wirespeed))
# average turned on: use averaged traffic values instead of current ones
if average:
timedif, value = get_average("brocade_fcport.%s.%s.avg" % (what, item), this_time, value, average)
output.append("Avg(%dmin): %s/s" % (average, get_bytes_human_readable(value)))
perfdata.append( ("%s_avg" % what.lower(), value, warn_bytes, crit_bytes, 0, wirespeed))
# handle levels for in/out
if crit_bytes != None and value >= crit_bytes:
summarystate = 2
output.append(" >= %s/s(!!)" % (get_bytes_human_readable(crit_bytes)))
elif warn_bytes != None and value >= warn_bytes:
summarystate = max(1, summarystate)
output.append(" >= %s/s(!!)" % (get_bytes_human_readable(warn_bytes)))
# R X F R A M E S & T X F R A M E S
# Put number of frames into performance data (honor averaging)
timedif, rxframes_rate = get_counter("brocade_fcport.rxframes.%s" % index, this_time, rxframes)
timedif, txframes_rate = get_counter("brocade_fcport.txframes.%s" % index, this_time, txframes)
for what, value in [ ("rxframes", rxframes_rate), ("txframes", txframes_rate) ]:
perfdata.append((what, value))
if average:
timedif, value = get_average("brocade_fcport.%s.%s.avg" % (what, item), this_time, value, average)
perfdata.append( ("%s_avg" % what, value) )
# E R R O R C O U N T E R S
# handle levels on error counters
for descr, counter, value, ref in [
("CRC errors", "rxcrcs", rxcrcs, rxframes_rate, ),
("ENC-Out", "rxencoutframes", rxencoutframes, rxframes_rate, ),
("C3 discards", "c3discards", c3discards, txframes_rate, ),
("no TX buffer credits", "notxcredits", notxcredits, txframes_rate, ),]:
timedif, per_sec = get_counter("brocade_fcport.%s.%s" % (counter, index), this_time, value)
perfdata.append((counter, per_sec))
# if averaging is on, compute average and apply levels to average
if average:
timedif, per_sec_avg = get_average("brocade_fcport.%s.%s.avg" % \
(counter, item), this_time, per_sec, average)
perfdata.append( ("%s_avg" % counter, per_sec_avg ) )
# compute error rate (errors in relation to number of frames) (from 0.0 to 1.0)
if ref > 0 or per_sec > 0:
rate = per_sec / (ref + per_sec)
else:
rate = 0
text = "%s: %.2f%%" % (descr, rate * 100.0)
# Honor averaging of error rate
if average:
timedif, rate = get_average("brocade_fcport.%s.%s.avgrate" %
(counter, item), this_time, rate, average)
text += ", Avg: %.2f%%" % (rate * 100.0)
error_percentage = rate * 100.0
warn, crit = params[counter]
if crit != None and error_percentage >= crit:
summarystate = 2
text += "(!!)"
output.append(text)
elif warn != None and error_percentage >= warn:
summarystate = max(1, summarystate)
text += "(!)"
output.append(text)
except MKCounterWrapped, e:
# Assume that this is the first check of this port. Make sure, all counters
# are initialized. If a counter is updated twice, get_counter will handle
# that correctly.
for counter, value in [ ( "rxwords", rxwords),
( "txwords", txwords),
( "txframes", txframes, ),
( "notxcredits", notxcredits),
( "rxcrcs", rxcrcs),
( "rxencoutframes", rxencoutframes),
( "c3discards", c3discards)]:
try:
get_counter("brocade_fcport.%s.%s" % (counter, index), this_time, value)
except MKCounterWrapped, e:
pass
perfdata = [] # perfdata might not be valid
# P O R T S T A T E
# Port Status (physical layer)
errorflag = ""
if params.get("phystate") != None and phystate != params['phystate'] \
and not (type(params['phystate']) == list and phystate in params['phystate']):
# noCard (1), noTransceiver (2), laserFault (3), noLight (4),
# noSync (5), inSync (6), portFault (7), diagFault (8), lockRef (9)
if phystate in [1, 6]:
errorflag = "(!)"
summarystate = max(summarystate, 1)
else:
errorflag = "(!!)"
summarystate = 2
output.append("Phy:%s(%d)%s" % (brocade_fcport_phystates[phystate], phystate, errorflag))
errorflag = ""
#unknown(0) online(1) offline(2) testing(3) faulty(4) ]
if params.get("opstate") != None and opstate != params['opstate'] \
and not (type(params['opstate']) == list and opstate in params['opstate']):
if opstate in [1, 3]:
errorflag = "(!)"
summarystate = max(summarystate, 1)
else:
errorflag = "(!!)"
summarystate = 2
output.append("Op:%s(%d)%s" % (brocade_fcport_opstates[opstate], opstate, errorflag))
errorflag = ""
# online(1) offline(2) testing(3) faulty(4)
if params.get("admstate") and admstate != params['admstate'] \
and not (type(params['admstate']) == list and admstate in params['admstate']):
if admstate not in [2, 4]:
errorflag = "(!)"
summarystate = max(summarystate, 1)
else:
errorflag = "(!!)"
summarystate = 2
output.append("Adm:%s(%d)%s" % (brocade_fcport_admstates[admstate], admstate, errorflag))
return (summarystate, '%s - %s' % (nagios_state_names[summarystate], ', '.join(output)), perfdata)
check_info['brocade_fcport'] = (check_brocade_fcport, "Port %s", 1, inventory_brocade_fcport)
snmp_info['brocade_fcport'] = [
( ".1.3.6.1.4.1.1588.2.1.1.1.6.2.1",[
1, # swFCPortIndex
3, # swFCPortPhyState
4, # swFCPortOpStatus
5, # swFCPortAdmStatus
11, # swFCPortTxWords
12, # swFCPortRxWords
13, # swFCPortTxFrames
14, # swFCPortRxFrames
20, # swFCPortNoTxCredits
22, # swFCPortRxCrcs
26, # swFCPortRxEncOutFrs
28, # swFCPortC3Discards
35, # swFCPortSpeed
36, # swFCPortName (not supported by all devices)
]),
# Information about Inter-Switch-Links (contains baud rate of port)
( ".1.3.6.1.4.1.1588.2.1.1.1.2.9.1", [
2, # swNbMyPort
5, # swNbBaudRate
])
]
snmp_scan_functions['brocade_fcport'] = \
lambda oid: oid(".1.3.6.1.2.1.1.2.0").startswith(".1.3.6.1.4.1.1588.2.1.1") or \
oid(".1.3.6.1.2.1.1.2.0").startswith(".1.3.6.1.24.1.1588.2.1.1")
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