如何安装nagios插件check_io_utils.py
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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | #!/usr/bin/python # -*- coding:utf-8 -*- from optparse import OptionParser import subprocess import sys """ nagios培训 Nagios plugin to report the io utils by shell command iostat by jastme """ parser = OptionParser(usage="%prog -w <warning threshold> -c <critical threshold> [ -h ]",version="%prog ") parser.add_option("-d", "--partion",action="store", type="string", dest="partion", help="choose the parion from the disk") parser.add_option("-w", "--warning",action="store", type="string", dest="warn_threshold", help="Warning threshold in percentage") parser.add_option("-c", "--critical",action="store", type="string", dest="crit_threshold", help="Critical threshold in percentage") (options, args) = parser.parse_args() nagios实施 def ioutil(): utils=subprocess.Popen("iostat -x 1 2 -d %s | grep %s | awk 'NR==2{print $NF}'" % (options.partion,options.partion),shell=True,stdout=subprocess.PIPE) utils.wait() utilss=utils.communicate()[0][:-1] 监控软件 return eval(utilss) def jastme(): util=ioutil() if not options.crit_threshold: print "UNKNOWN: Missing critical threshold value." nagios配置 sys.exit(3) if not options.warn_threshold: print "UNKNOWN: Missing warning threshold value." sys.exit(3) if int(util) >= int(options.crit_threshold): print "Criticl, the partion %s IO_utils is nearly %s%% | io_utils=%s%%;%s;%s;0" %(options.partion,util,util,options.warn_threshold,options.crit_threshold) sys.exit(2) elif int(options.crit_threshold) > int(util) >= int(options.warn_threshold): 开源监控软件 print "Warning, the partion %s IO_utils is nearly %s%% | io_utils=%s%%;%s;%s;0" % (options.partion,util,util,options.warn_threshold,options.crit_threshold) sys.exit(1) else: print "OK, the partion %s IO_utils is nearly %s%% | io_utils=%s%%;%s;%s;0" %(options.partion,util,util,options.warn_threshold,options.crit_threshold) sys.exit(0) if __name__ == '__main__': jastme() |
- 修改了一个bug,iostat命令第一次取的值是系统从重启到现在的平均值，所以我们选择第2次的值，这样才准确。 nagios安装
- 修复一个bug. 用eval来返回值，然后用整数来比较，字符串比较有BUG
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