学步园

#!/usr/bin/env python
# -*- coding=utf-8 -*-
#Using GPL v2.7
#Author: leexide@126.com
#Python监控系统负载
"""
1、实现原理：通过SNMP协议获取系统信息，再进行相应的计算和格式化，最后输出结果
2、特别注意：被监控的机器上需要支持snmp。yum install -y net-snmp*安装
"""

#!/usr/bin/python
import os
def getAllitems(host, oid):
        sn1 = os.popen('snmpwalk -v 2c -c public ' + host + ' ' + oid).read().split('\n')
        return sn1
                                                                     
def getload(host,loid):
        load_oids = '1.3.6.1.4.1.2021.10.1.3.' + str(loid)
        return getAllitems(host,load_oids)[0].split(':')[3]
                                                                     
if __name__ == '__main__':
        hosts = ['192.168.10.1','192.168.10.2']
        #check_system_load
        print '==============System Load=============='
        for host in hosts:
                load1 = getload(host, 1)
                load10 = getload(host, 2)
                load15 = getload(host, 3)
                print '%s load(1min): %s ,load(10min): %s ,load(15min): %s' % (host,load1,load10,load15)