114 lines
3.6 KiB
Python
114 lines
3.6 KiB
Python
#!/usr/bin/env python3
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# check_nginx is a Nagios to monitor nginx status
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# The version is 1.0.2
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# fixed by Nikolay Kandalintsev (twitter: @nicloay)
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# Based on yangzi2008@126.com from http://www.nginxs.com
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# which available here http://exchange.nagios.org/directory/Plugins/Web-Servers/nginx/check_nginx/details
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import getopt
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import string
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import sys
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import traceback
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import urllib
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from urllib.request import urlopen
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def usage():
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print("""check_nginx is a Nagios to monitor nginx status
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Usage:
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check_nginx [-h|--help][-U|--url][-P|--path][-u|--user][-p|--passwd][-w|--warning][-c|--critical]
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Options:
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--help|-h)
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print check_nginx help.
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--url|-U)
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Sets nginx status url.
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--path|-P)
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Sets nginx status url path. Default is: off
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--user|-u)
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Sets nginx status BasicAuth user. Default is: off
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--passwd|-p)
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Sets nginx status BasicAuth passwd. Default is: off
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--warning|-w)
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Sets a warning level for nginx Active connections. Default is: off
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--critical|-c)
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Sets a critical level for nginx Active connections. Default is: off
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Example:
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The url is www.nginxs.com/status
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./check_nginx -U www.nginxs.com -P /status -u eric -p nginx -w 1000 -c 2000
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if dont't have password:
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./check_nginx -U www.nginxs.com -P /status -w 1000 -c 2000
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if don't have path and password:
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./check_nginx -U www.nginxs.com -w 1000 -c 2000""")
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sys.exit(3)
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try:
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options, args = getopt.getopt(sys.argv[1:], "hU:P:u:p:w:c:", ["help", "url=", "path=", "user=", "passwd=", "warning=", "critical="])
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except getopt.GetoptError:
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usage()
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sys.exit(3)
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for name, value in options:
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if name in ("-h", "--help"):
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usage()
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if name in ("-U", "--url"):
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url = "http://" + value
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if name in ("-P", "--path"):
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path = value
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if name in ("-u", "--user"):
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user = value
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if name in ("-p", "--passwd"):
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passwd = value
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if name in ("-w", "--warning"):
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warning = value
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if name in ("-c", "--critical"):
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critical = value
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try:
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if 'path' in dir():
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req = urllib.Request(url + path)
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else:
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req = urllib.Request(url)
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if 'user' in dir() and 'passwd' in dir():
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passman = urllib.HTTPPasswordMgrWithDefaultRealm()
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passman.add_password(None, url + path, user, passwd)
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authhandler = urllib.HTTPBasicAuthHandler(passman)
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opener = urllib.build_opener(authhandler)
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urllib.install_opener(opener)
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response = urlopen(req)
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the_page = response.readline()
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conn = the_page.split()
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ActiveConn = conn[2]
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the_page1 = response.readline()
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the_page2 = response.readline()
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the_page3 = response.readline()
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response.close()
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b = the_page3.split()
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reading = b[1]
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writing = b[3]
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waiting = b[5]
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output = 'ActiveConn:%s,reading:%s,writing:%s,waiting:%s' % (ActiveConn, reading, writing, waiting)
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perfdata = 'ActiveConn=%s;reading=%s;writing=%s;waiting=%s' % (ActiveConn, reading, writing, waiting)
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except Exception:
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print("NGINX STATUS unknown: Error while getting Connection")
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print(traceback.format_exc())
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sys.exit(3)
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if 'warning' in dir() and 'critical' in dir():
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if int(ActiveConn) >= int(critical):
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print('CRITICAL - %s|%s' % (output, perfdata))
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sys.exit(2)
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elif int(ActiveConn) >= int(warning):
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print('WARNING - %s|%s' % (output, perfdata))
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sys.exit(1)
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else:
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print('OK - %s|%s' % (output, perfdata))
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sys.exit(0)
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else:
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print('OK - %s|%s' % (output, perfdata))
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sys.exit(0)
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