mirror of
https://github.com/ranl/monitor-utils.git
synced 2024-11-05 15:43:44 +01:00
94 lines
2.1 KiB
Python
94 lines
2.1 KiB
Python
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#!/usr/bin/env python
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'''
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Nagios compatible plugin to check Apache Modjk
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requires
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- Python >= 2.6
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- status worker enable
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'''
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from optparse import OptionParser
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import urllib2
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import re
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from twisted.plugins.twisted_reactors import default
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EXIT_CODE = {
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'OK': 0,
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'WARN': 1,
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'CRIT': 2,
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'UNKNOWN': 3,
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}
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def prepareOpts():
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'''
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Parse option from the shell
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'''
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def help():
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print 'How many workers are in a non-OK state'
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print ''
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parser.print_help()
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def err( string ):
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print 'Error: {0}'.format( string )
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help()
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exit(1)
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parser = OptionParser()
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parser.add_option('-u', '--url', dest='url', type='string', help='modjk status worker url')
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parser.add_option('-c', '--critical', dest='critical', type='int', help='warning threshold', default=-1)
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parser.add_option('-w', '--warning', dest='warning', type='int', help='critical threshold', default=-1)
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parser.add_option('-t', '--timeout', dest='timeout', type='float', help='how many seconds to wait for each http request', default=5)
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(opts, args) = parser.parse_args()
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# Input Validation
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if not opts.url:
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err('missing Modjk Status http url')
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if opts.warning > opts.critical:
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err('-w can not be greater than -c')
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if opts.warning < 0 or opts.critical < 0:
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err('-w and -c must be a positive number')
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return opts
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def getErrorWorkers(url, timeout):
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'''
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Query the Modjk status worker for bad workers
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'''
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ret = []
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response = urllib2.urlopen(url+'?command=list&mime=prop', timeout=timeout).read()
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for line in re.findall( r'worker\..*\.state=.*', response, re.M):
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if not line.endswith('OK'):
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ret.append(
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line.split('.',1)[1].split('.',1)[0]
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)
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return ret
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if __name__ == '__main__':
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opts = prepareOpts()
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try:
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errorWorkers = getErrorWorkers(
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opts.url, opts.timeout
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)
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except urllib2.URLError as e:
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print 'UNKNOWN: Cant query jkstatus worker for data'
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exit(EXIT_CODE['UNKNOWN'])
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count = len(errorWorkers)
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state = ''
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if count < opts.warning:
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state = 'OK'
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elif count >= opts.warning and count < opts.critical:
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state = 'WARN'
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else:
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state = 'CRIT'
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print '{0}: {1} workers are in Err state {2}'.format(
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state, count, ','.join(errorWorkers)
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)
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exit(EXIT_CODE[state])
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