emma/nagios-plugin-check-rabbitmq
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Added sockets in use alarm

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This commit is contained in:
Mike Shoup 2015-04-29 07:44:20 -06:00
parent bf11f88281
commit 3b32216e9c
1 changed files with 48 additions and 15 deletions
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63
check_rabbitmq.py
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@ -8,6 +8,7 @@
from optparse import OptionParser from optparse import OptionParser
import urllib2 import urllib2
import base64 import base64
import math
try: try:
import json import json
@ -32,24 +33,46 @@ class RabbitAPIChecker(object):
self.password = password self.password = password
self.port = port self.port = port
def mem_alarm(self, args): def check_triggered_alarm(self, args):
"""Calls the API and checks if a high memory alarm has been """Checks the node for a triggered alarm"""
triggerred."""
node = args[0] alarm = args[0]
node = args[1]
url = "http://%s:%s/api/nodes/%s" % (self.hostname, self.port, node) url = "http://%s:%s/api/nodes/%s" % (self.hostname, self.port, node)
result = self.fetch_from_api(url) result = self.fetch_from_api(url)
if 'mem_alarm' in result: try:
if result['mem_alarm']: if result[alarm]:
print "CRITICAL - Memory alarm triggered for %s" % node print "CRITICAL - %s triggered for %s" % (alarm, node)
return self.STATE_CRITICAL return self.STATE_CRITICAL
else: else:
print "OK - Memory alarm not triggered for %s" % node print "OK - %s is not triggered for %s" % (alarm, node)
return self.STATE_OK return self.STATE_OK
else: except KeyError:
print "UNKNOWN - mem_alarm not found in results from API" print "UNKNOWN - %s is not a valid alarm for %s" % (alarm, node)
return self.STATE_UNKNOWN return self.STATE_UNKNOWN
def check_sockets(self, args, critical=90, warning=80):
"""Checks the percentage of sockets used"""
node = args[1]
url = "http://%s:%s/api/nodes/%s" % (self.hostname, self.port, node)
result = self.fetch_from_api(url)
per_sockets_used = math.ceil(
100 * float(result['sockets_used']) / result['sockets_total'])
if per_sockets_used >= critical:
print "CRITICAL - %d%% sockets in use" % per_sockets_used
return self.STATE_CRITICAL
elif per_sockets_used >= warning:
print "WARNING - %d%% sockets in use" % per_sockets_used
return self.STATE_WARNING
print "OK - %d%% sockets in use" % per_sockets_used
return self.STATE_OK
def fetch_from_api(self, url): def fetch_from_api(self, url):
"""Calls the API and processes the JSON result.""" """Calls the API and processes the JSON result."""
request = urllib2.Request(url) request = urllib2.Request(url)
@ -76,6 +99,10 @@ def main():
help="Port to run the API checks against") help="Port to run the API checks against")
parser.add_option("-H", "--hostname", parser.add_option("-H", "--hostname",
help="Host to check") help="Host to check")
parser.add_option("-c", "--critical", type="int",
help="Critical level")
parser.add_option("-w", "--warning", type="int",
help="Warning level")
(options, args) = parser.parse_args() (options, args) = parser.parse_args()
# Check for required arguments # Check for required arguments
@ -87,20 +114,26 @@ def main():
options.password, options.port) options.password, options.port)
# Define actions available, will be found in args[0] # Define actions available, will be found in args[0]
actions = {'mem_alarm': checker.mem_alarm} actions = {'mem_alarm': checker.check_triggered_alarm,
'disk_free_alarm': checker.check_triggered_alarm,
'sockets_used': checker.check_sockets}
try: try:
if len(args) > 1: if options.critical and options.warning:
return actions[args[0]](args[1:]) actions[args[0]](args[0:], options.critical, options.warning)
elif options.critical:
actions[args[0]](args[0:], options.critical)
elif options.warning:
actions[args[0]](args[0:], warning=options.warning)
else: else:
return actions[args[0]]() actions[args[0]](args[0:])
except KeyError: except KeyError:
print "UNKNOWN - %s is not a valid action" % args[0] print "UNKNOWN - %s is not a valid action" % args[0]
return RabbitAPIChecker.STATE_UNKNOWN return RabbitAPIChecker.STATE_UNKNOWN
except urllib2.HTTPError, exception: except urllib2.HTTPError, exception:
print "UNKNOWN - %s" % exception print "UNKNOWN - %s" % exception
return RabbitAPIChecker.STATE_UNKNOWN return RabbitAPIChecker.STATE_UNKNOWN
except TypeError: except IndexError:
print "UNKNOWN - %s requires one or more options" % args[0] print "UNKNOWN - %s requires one or more options" % args[0]
return RabbitAPIChecker.STATE_UNKNOWN return RabbitAPIChecker.STATE_UNKNOWN