592 lines
20 KiB
Python
592 lines
20 KiB
Python
#!/usr/bin/python
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#
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# Copyright 2010, Pall Sigurdsson <palli@opensource.is>
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#
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# This script is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This script 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# About this script
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#
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# This script will check the status of a remote IBM Bladecenter via SNMP.
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# No real need to change anything below here
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version = "1.1.2"
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ok = 0
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warning = 1
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critical = 2
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unknown = 3
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not_present = -1
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exit_status = -1
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state = {}
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state[not_present] = "Not Present"
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state[ok] = "OK"
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state[warning] = "Warning"
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state[critical] = "Critical"
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state[unknown] = "Unknown"
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longserviceoutput = "\n"
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perfdata = ""
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summary = ""
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sudo = False
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from sys import exit
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from sys import argv
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from os import getenv, putenv, environ
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import subprocess
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# Parse some Arguments
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from optparse import OptionParser
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parser = OptionParser()
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parser.add_option("-m", "--mode", dest="mode",
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help="Which check mode is in use (powermodules,system-health,temperature,chassis-status,bladehealth,blowers,switchmodules)")
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parser.add_option("-H", "--host", dest="host",
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help="Hostname or IP address of the host to check")
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parser.add_option("-w", "--warning", dest="warning_threshold",
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help="Warning threshold", type="int", default=None)
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parser.add_option("-c", "--critical", type="int", dest="critical_threshold",
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help="Critical threshold", default=None)
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parser.add_option("-e", "--exclude", dest="exclude",
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help="Exclude specific object", default=None)
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parser.add_option("-v", "--snmp_version", dest="snmp_version",
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help="SNMP Version to use (1, 2c or 3)", default="1")
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parser.add_option("-u", "--snmp_username", dest="snmp_username",
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help="SNMP username (only with SNMP v3)", default=None)
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parser.add_option("-C", "--snmp_community", dest="snmp_community",
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help="SNMP Community (only with SNMP v1|v2c)", default=None)
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parser.add_option("-p", "--snmp_password", dest="snmp_password",
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help="SNMP password (only with SNMP v3)", default=None)
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parser.add_option("-l", "--snmp_security_level", dest="snmp_seclevel",
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help="SNMP security level (only with SNMP v3) (noAuthNoPriv|authNoPriv|authPriv)", default=None)
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parser.add_option("-t", "--snmp_timeout", dest="snmp_timeout",
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help="Timeout in seconds for SNMP", default=10)
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parser.add_option("-d", "--debug", dest="debug",
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help="Enable debugging (for troubleshooting", action="store_true", default=False)
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(opts, args) = parser.parse_args()
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if opts.host is None:
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parser.error("Hostname (-H) is required.")
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if opts.mode is None:
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parser.error("Mode (--mode) is required.")
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snmp_options = ""
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def set_snmp_options():
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global snmp_options
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if opts.snmp_version is not None:
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snmp_options = snmp_options + " -v%s" % opts.snmp_version
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if opts.snmp_version == "3":
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if opts.snmp_username is None:
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parser.error("--snmp_username required with --snmp_version=3")
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if opts.snmp_seclevel is None:
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parser.error(
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"--snmp_security_level required with --snmp_version=3")
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if opts.snmp_password is None:
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parser.error("--snmp_password required with --snmp_version=3")
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snmp_options = snmp_options + " -u %s -l %s -A %s " % (
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opts.snmp_username, opts.snmp_seclevel, opts.snmp_password)
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else:
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if opts.snmp_community is None:
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parser.error(
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"--snmp_community is required with --snmp_version=1|2c")
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snmp_options = snmp_options + " -c %s " % opts.snmp_community
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snmp_options += " -t %s " % (opts.snmp_timeout)
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def error(errortext):
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print "* Error: %s" % errortext
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exit(unknown)
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def debug(debugtext):
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if opts.debug:
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print debugtext
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def nagios_status(newStatus):
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global exit_status
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exit_status = max(exit_status, newStatus)
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return exit_status
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def runCommand(command):
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'''runCommand: Runs command from the shell prompt. Exit Nagios style if unsuccessful'''
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debug("Executing: %s" % command)
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proc = subprocess.Popen(
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command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE,)
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stdout, stderr = proc.communicate('through stdin to stdout')
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if proc.returncode > 0:
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print "Error %s: %s\n command was: '%s'" % (proc.returncode, stderr.strip(), command)
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debug("results: %s" % (stdout.strip()))
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if proc.returncode == 127: # File not found, lets print path
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path = getenv("PATH")
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print "Check if your path is correct %s" % (path)
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if stderr.find('Password:') == 0 and command.find('sudo') == 0:
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print "Check if user is in the sudoers file"
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if stderr.find('sorry, you must have a tty to run sudo') == 0 and command.find('sudo') == 0:
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print "Please remove 'requiretty' from /etc/sudoers"
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exit(unknown)
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else:
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return stdout
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def end():
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global summary
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global longserviceoutput
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global perfdata
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global exit_status
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print "%s - %s | %s" % (state[exit_status], summary, perfdata)
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print longserviceoutput
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if exit_status < 0:
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exit_status = unknown
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exit(exit_status)
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def add_perfdata(text):
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global perfdata
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text = text.strip()
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perfdata = perfdata + " %s " % (text)
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def add_long(text):
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global longserviceoutput
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longserviceoutput = longserviceoutput + text + '\n'
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def add_summary(text):
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global summary
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summary = summary + text
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def set_path(path):
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current_path = getenv('PATH')
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if current_path.find('C:\\') > -1: # We are on this platform
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if path == '':
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pass
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else:
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path = ';' + path
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else: # Unix/Linux, etc
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if path == '':
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path = ":/usr/sbin"
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else:
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path = ':' + path
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current_path = "%s%s" % (current_path, path)
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environ['PATH'] = current_path
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def snmpget(oid):
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snmpgetcommand = "snmpget %s %s %s" % (snmp_options, opts.host, oid)
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output = runCommand(snmpgetcommand)
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oid, result = output.strip().split(' = ', 1)
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resultType, resultValue = result.split(': ', 1)
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if resultType == 'STRING': # strip quotes of the string
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resultValue = resultValue[1:-1]
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return resultValue
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# snmpwalk -v3 -u v3get mgmt-rek-proxy-p02 -A proxy2011 -l authNoPriv
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# 1.3.6.1.4.1.15497
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def snmpwalk(base_oid):
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snmpwalkcommand = "snmpwalk %s %s %s" % (snmp_options, opts.host, base_oid)
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output = runCommand(snmpwalkcommand + " " + base_oid)
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return output
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def getTable(base_oid):
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myTable = {}
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output = snmpwalk(base_oid)
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for line in output.split('\n'):
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tmp = line.strip().split(' = ', 1)
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if len(tmp) == 2:
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oid, result = tmp
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else:
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continue
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tmp = result.split(': ', 1)
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if len(tmp) > 1:
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resultType, resultValue = tmp[0], tmp[1]
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else:
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resultType = None
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resultValue = tmp[0]
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if resultType == 'STRING': # strip quotes of the string
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resultValue = resultValue[1:-1]
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index = oid.strip().split('.')
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column = int(index.pop())
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row = int(index.pop())
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if not myTable.has_key(column):
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myTable[column] = {}
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myTable[column][row] = resultValue
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return myTable
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def check_powermodules():
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powermodules = getTable('1.3.6.1.4.1.2.3.51.2.2.4')
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index = 1
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exists = 2
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status = 3
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details = 4
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num_ok = 0
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num_no = 0
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for i in powermodules.values():
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myIndex = i[index]
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myStatus = i[status]
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myDetails = i[details]
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myExists = i[exists]
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if myIndex == opts.exclude:
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continue
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if myExists == "0":
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num_no = num_no + 1
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else:
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if myStatus != "1":
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nagios_status(warning)
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add_summary('Powermodule "%s" status "%s". %s. ' %
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(myIndex, myStatus, myDetails))
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else:
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num_ok = num_ok + 1
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add_long('Powersupply "%s" status "%s". %s. ' %
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(myIndex, myStatus, myDetails))
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add_summary("%s out of %s powermodules are healthy" %
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(num_ok, len(powermodules)))
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add_perfdata("'Number of powermodules'=%s" %
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(len(powermodules) - num_no))
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nagios_status(ok)
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def check_switchmodules():
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switchmodules = getTable("1.3.6.1.4.1.2.3.51.2.22.3.1.1")
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# The following oid is undocumented, but contains some useful extra info
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try:
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extrainfo = getTable("1.3.6.1.4.1.2.3.51.2.22.3.1.7").values()
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except:
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extrainfo = []
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for module in switchmodules.values():
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myIndex = module[1]
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healthstate = module[15]
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resultavailable = module[3]
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resultvalue = module[4]
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enabledisable = module[6]
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if resultavailable == "1":
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'this module is installed'
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if healthstate == "1":
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nagios_status(ok)
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add_long("Module%s health good.\n post=%s" %
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(myIndex, resultvalue))
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else:
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nagios_status(warning)
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add_long("Module%s health bad(%s).\n post=%s" %
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(myIndex, healthstate, resultvalue))
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add_summary("Problem with Module %s. " % (myIndex))
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if len(extrainfo) > int(myIndex):
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try:
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myExtraInfo = extrainfo[int(myIndex) - 1]
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module_type = myExtraInfo[22]
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module_ip = myExtraInfo[6]
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add_long(" type=%s ip=%s" % (module_type, module_ip))
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except:
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pass
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if exit_status == ok:
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add_summary("All switchmodules healthy")
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def check_blowers():
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" Check blower status "
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blowers = getTable("1.3.6.1.4.1.2.3.51.2.2.3")
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# This mib only seems to support 2 blowers.
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blower1speed = snmpget("1.3.6.1.4.1.2.3.51.2.2.3.1.0")
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blower1state = snmpget("1.3.6.1.4.1.2.3.51.2.2.3.10.0")
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blower2speed = snmpget("1.3.6.1.4.1.2.3.51.2.2.3.2.0")
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blower2state = snmpget("1.3.6.1.4.1.2.3.51.2.2.3.11.0")
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add_long("Blower 1 state=%s speed=%s" % (blower1state, blower1speed))
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add_long("Blower 2 state=%s speed=%s" % (blower2state, blower2speed))
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add_perfdata("blower1=%s" % (blower1speed.split(None, 1)[0]))
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add_perfdata("blower2=%s" % (blower2speed.split(None, 1)[0]))
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# Check blower 1
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if blower1state == "1":
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nagios_status(ok)
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add_summary("Blower1 OK. ")
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else:
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add_summary("Blower1 NOT OK. ")
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nagios_status(warning)
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# Check blower 2
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if blower2state == "1":
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nagios_status(ok)
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add_summary("Blower2 OK. ")
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else:
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add_summary("Blower2 NOT OK. ")
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nagios_status(warning)
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if blower1state != "1" and blower2state != "1":
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nagios_status(critical)
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def check_chassis_status():
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chassis = getTable('1.3.6.1.4.1.2.3.51.2.2.5.2')
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oids = chassis.values()[0]
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chassis_oid = {
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1: "bistSdram",
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10: "bistBootRomFlashImage",
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11: "bistEthernetPort1",
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113: "bistSwitchModulesCommunicating",
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12: "bistEthernetPort2",
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13: "bistInternalPCIBus",
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14: "bistExternalI2CDevices",
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15: "bistUSBController",
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16: "bistVideoCompressorBoard",
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17: "bistPrimaryBus",
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18: "bistInternalEthernetSwitch",
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2: "bistRs485Port1",
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3: "bistRs485Port2",
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33: "bistBladesInstalled",
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4: "bistNvram",
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49: "bistBladesCommunicating",
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6: "bistRtc",
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65: "bistBlowersInstalled",
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7: "bistLocalI2CBus",
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73: "bistBlowersFunctional",
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74: "bistMediaTrayInstalled",
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75: "bistMediaTrayCommunicating",
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8: "bistPrimaryMainAppFlashImage",
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81: "bistPowerModulesInstalled",
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89: "bistPowerModulesFunctional",
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9: "bistSecondaryMainAppFlashImage",
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97: "bistSwitchModulesInstalled",
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}
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# Check if all blades are working
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bistBladesInstalled = 33
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bistBlowersInstalled = 65
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bistMediaTrayInstalled = 74
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bistPowerModulesInstalled = 81
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bistSwitchModulesInstalled = 97
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bistSwitchModulesCommunicating = 113
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bistBladesCommunicating = 49
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bistMediaTrayCommunicating = 75
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bistBlowersFunctional = 73
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bistPowerModulesFunctional = 89
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# Check Blade Communications
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if not oids.has_key(bistBladesInstalled) or not oids.has_key(bistBladesCommunicating):
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add_summary("Blades N/A. ")
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elif oids[bistBladesInstalled] == oids[bistBladesCommunicating]:
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nagios_status(ok)
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add_summary("Blades OK. ")
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else:
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nagios_status(warning)
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add_summary("Blades NOT OK. ")
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# Check PowerModule Status
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if not oids.has_key(bistPowerModulesFunctional) or not oids.has_key(bistPowerModulesInstalled):
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add_summary("Powermodules N/A. ")
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elif oids[bistPowerModulesFunctional] == oids[bistPowerModulesInstalled]:
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nagios_status(ok)
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add_summary("PowerModules OK. ")
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else:
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nagios_status(warning)
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add_summary("PowerModules NOT OK. ")
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# Check SwitcModule Communications
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if not oids.has_key(bistSwitchModulesCommunicating) or not oids.has_key(bistSwitchModulesInstalled):
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add_summary("SwitchModules N/A. ")
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if oids[bistSwitchModulesCommunicating] == oids[bistSwitchModulesInstalled]:
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nagios_status(ok)
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add_summary("Switchmodules OK. ")
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else:
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nagios_status(warning)
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add_summary("Switchmodules NOT OK. ")
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# Check blower status
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if not oids.has_key(bistBlowersInstalled) or not oids.has_key(bistBlowersFunctional):
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add_summary("Blowers N/A. ")
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elif oids[bistBlowersInstalled] == oids[bistBlowersFunctional]:
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nagios_status(ok)
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add_summary("Blowers OK. ")
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else:
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nagios_status(warning)
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add_summary("Blowers NOT OK. ")
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# Check Media Tray Status
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if not oids.has_key(bistMediaTrayCommunicating) or not oids.has_key(bistMediaTrayInstalled):
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nagios_status(ok)
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add_summary("Media Trays N/A. ")
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elif oids[bistMediaTrayCommunicating] == oids[bistMediaTrayInstalled]:
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add_summary("Media Trays OK. ")
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else:
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nagios_status(warning)
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add_summary("Media Trays NOT OK. ")
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# status_oids, oids that where 0 == ok
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status_oids = (2, 3, 5, 7, 8, 9, 10, 11, 14, 18,
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19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, )
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add_long("Other Sensors: ")
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sensor_status = ok
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for oid in status_oids:
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if not chassis_oid.has_key(oid):
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continue
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oidValue = oids[oid]
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oidName = chassis_oid[oid]
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if oidValue == "0":
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friendly_status = "%s (ok)" % oidValue
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else:
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friendly_status = "%s (not ok)" % oidValue
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nagios_status(warning)
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sensor_status = warning
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add_summary("%s is %s" % oidName, friendly_status)
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add_long(" %s status: %s" % (oidName, friendly_status))
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if sensor_status == ok:
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add_summary("Other Sensors: OK. ")
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def check_bladehealth():
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blades = getTable('1.3.6.1.4.1.2.3.51.2.22.1.5.2.1')
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bladestate = getTable('1.3.6.1.4.1.2.3.51.2.22.1.5.1.1').values()
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index, bladeid, severity, description = (1, 2, 3, 4)
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good_blades = 0
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total_blades = 0
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for i, row in enumerate(blades.values()):
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myIndex = row[index]
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myBladeid = row[bladeid]
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mySeverity = row[severity]
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myDescription = row[description]
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try:
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myName = bladestate[i][6]
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except:
|
|
myName = ""
|
|
if mySeverity == "(No severity)":
|
|
continue
|
|
add_long("blade%s (%s): %s %s" %
|
|
(myBladeid, myName, mySeverity, myDescription))
|
|
if opts.exclude:
|
|
if myDescription.find(opts.exclude) > -1:
|
|
continue
|
|
total_blades += 1
|
|
if mySeverity == 'Good':
|
|
nagios_status(ok)
|
|
good_blades += 1
|
|
else:
|
|
nagios_status(warning)
|
|
add_summary("blade%s (%s): %s %s. " %
|
|
(myBladeid, myName, mySeverity, myDescription))
|
|
if good_blades == total_blades:
|
|
add_summary("%s out of %s blades in Good health. " %
|
|
(good_blades, total_blades))
|
|
nagios_status(ok)
|
|
else:
|
|
nagios_status(warning)
|
|
|
|
|
|
def check_systemhealth():
|
|
systemhealthstat = snmpget('1.3.6.1.4.1.2.3.51.2.2.7.1.0')
|
|
summary = getTable('1.3.6.1.4.1.2.3.51.2.2.7.2.1')
|
|
index, severity, description, date = (1, 2, 3, 4)
|
|
# Sometimes chassis delivers warning when absolutely nothing is going on.
|
|
# Lets work around that
|
|
workaround = [{1: '1', 2: 'Good', 3: 'No critical or warning events', 4: 'No timestamp'}]
|
|
# Check overall health
|
|
if systemhealthstat == '255':
|
|
nagios_status(ok)
|
|
add_summary("Bladecenter health: OK. ")
|
|
elif summary.values() == workaround:
|
|
add_summary("Non-Critical Error (bug in firmware): '%s' " %
|
|
workaround[0][description])
|
|
nagios_status(ok)
|
|
return
|
|
elif systemhealthstat == "2":
|
|
nagios_status(warning)
|
|
add_summary("Non-Critical Error. ")
|
|
elif systemhealthstat == "4":
|
|
nagios_status(critical)
|
|
add_summary("System-Level Error. ")
|
|
elif systemhealthstat == "0":
|
|
nagios_status(critical)
|
|
add_summary("Critical. ")
|
|
else:
|
|
nagios_status(unknown)
|
|
add_summary(
|
|
"Bladecenter health unkown (oid 1.3.6.1.4.1.2.3.51.2.2.7.1.0 returns %s). " %
|
|
systemhealthstat)
|
|
for row in summary.values():
|
|
if row[severity] == 'Good':
|
|
nagios_status(ok)
|
|
elif row[severity] == 'Warning':
|
|
nagios_status(warning)
|
|
elif row[severity] == 'System Level':
|
|
nagios_status(warning)
|
|
else:
|
|
nagios_status(critical)
|
|
add_summary("%s. " % (row[description]))
|
|
add_long("* %s. " % (row[description]))
|
|
|
|
|
|
def check_temperature():
|
|
# set some sensible defaults
|
|
if opts.warning_threshold is None:
|
|
opts.warning_threshold = 28
|
|
if opts.critical_threshold is None:
|
|
opts.critical_threshold = 35
|
|
str_temp = snmpget('1.3.6.1.4.1.2.3.51.2.2.1.5.1.0')
|
|
float_temp, measurement = str_temp.split(None, 1)
|
|
float_temp = float(float_temp)
|
|
if opts.critical_threshold is not None and float_temp > opts.critical_threshold:
|
|
nagios_status(critical)
|
|
add_summary(
|
|
"ambient temperature (%s) is over critical thresholds (%s). " %
|
|
(str_temp, opts.critical_threshold))
|
|
elif opts.warning_threshold is not None and float_temp > opts.warning_threshold:
|
|
nagios_status(warning)
|
|
add_summary(
|
|
"ambient temperature (%s) is over warning thresholds (%s). " %
|
|
(str_temp, opts.warning_threshold))
|
|
else:
|
|
add_summary("Ambient temperature = %s. " % (str_temp))
|
|
add_perfdata("'ambient_temp'=%s;%s;%s " %
|
|
(float_temp, opts.warning_threshold, opts.critical_threshold))
|
|
#add_long( "Ambient Temperature = %s" % (str_temp) )
|
|
nagios_status(ok)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
try:
|
|
set_snmp_options()
|
|
if opts.mode == 'powermodules':
|
|
check_powermodules()
|
|
elif opts.mode == 'system-health':
|
|
check_systemhealth()
|
|
elif opts.mode == 'temperature':
|
|
check_temperature()
|
|
elif opts.mode == 'chassis-status':
|
|
check_chassis_status()
|
|
elif opts.mode == 'bladehealth':
|
|
check_bladehealth()
|
|
elif opts.mode == 'blowers':
|
|
check_blowers()
|
|
elif opts.mode == 'switchmodules':
|
|
check_switchmodules()
|
|
else:
|
|
parser.error("%s is not a valid option for --mode" % opts.mode)
|
|
except Exception, e:
|
|
print "Unhandled exception while running script: %s" % e
|
|
exit(unknown)
|
|
end()
|