ZABBIX3.2使用python脚本实现监控报表的方法

如下所示：

#!/usr/bin/python
#coding:utf-8

import MySQLdb
import time,datetime

#zabbix数据库信息：
zdbhost = '172.16.8.200'
zdbuser = 'zabbix'
zdbpass = 'zabbix'
zdbport = 3306
zdbname = 'zabbix'

#生成文件名称：
xlsfilename = 'zabbix.xls'

#需要查询的key列表 [名称，表名，key值，取值，格式化，数据整除处理]
keys = [
  ['CPU核心数','trends_uint','system.cpu.num','avg','',1],
  ['CPU平均空闲值','trends','system.cpu.util[,idle]','avg','%.2f',1],
  ['CPU最小空闲值','trends','system.cpu.util[,idle]','min','%.2f',1],
  ['CPU5分钟负载','trends','system.cpu.load[percpu,avg5]','avg','%.2f',1],
  ['物理内存大小(单位G)','trends_uint','vm.memory.size[total]','avg','',1048576000],
  ['可用平均内存(单位G)','trends_uint','vm.memory.size[available]','avg','',1048576000],
  ['可用最小内存(单位G)','trends_uint','vm.memory.size[available]','min','',1048576000],
  ['swap总大小(单位G)','trends_uint','system.swap.size[,total]','avg','',1048576000],
  ['swap平均剩余(单位G)','trends_uint','system.swap.size[,free]','avg','',1048576000],
  ['根分区总大小(单位G)','trends_uint','vfs.fs.size[/,total]','avg','',1073741824],
  ['根分区平均剩余(单位G)','trends_uint','vfs.fs.size[/,free]','avg','',1073741824],
  ['进入最大流量（单位Kbps）','trends_uint','net.if.in[eth0]','max','',1000],
  ['进入平均流量（单位Kbps）','trends_uint','net.if.in[eth0]','avg','',1000],
  ['出去最大流量（单位Kbps）','trends_uint','net.if.out[eth0]','max','',1000],
  ['出去平均流量（单位Kbps）','trends_uint','net.if.out[eth0]','avg','',1000],
]

class ReportForm:

  def __init__(self):
    '''打开数据库连接'''
    self.conn = MySQLdb.connect(host=zdbhost,user=zdbuser,passwd=zdbpass,port=zdbport,db=zdbname)
    self.cursor = self.conn.cursor(cursorclass=MySQLdb.cursors.DictCursor)

    #生成zabbix哪个分组报表
    self.groupname = 'zabbix server'

    #获取IP信息：
    self.IpInfoList = self.__getHostList()

  def __getHostList(self):
    '''根据zabbix组名获取该组所有IP'''

    #查询组ID:
    sql = '''select groupid from groups where name = '%s' ''' % self.groupname
    self.cursor.execute(sql)
    groupid = self.cursor.fetchone()['groupid']

    #根据groupid查询该分组下面的所有主机ID（hostid）：
    sql = '''select hostid from hosts_groups where groupid = %s''' % groupid
    self.cursor.execute(sql)
    hostlist = self.cursor.fetchall()

    #生成IP信息字典：结构为{'119.146.207.19':{'hostid':10086L,},}
    IpInfoList = {}
    for i in hostlist:
      hostid = i['hostid']
      sql = '''select host from hosts where status = 0 and hostid = %s''' % hostid
      ret = self.cursor.execute(sql)
      if ret:
        IpInfoList[self.cursor.fetchone()['host']] = {'hostid':hostid}
    return IpInfoList

  def __getItemid(self,hostid,itemname):
    '''获取itemid'''
    sql = '''select itemid from items where hostid = %s and key_ = '%s' ''' % (hostid, itemname)
    if self.cursor.execute(sql):
      itemid = self.cursor.fetchone()['itemid']
    else:
      itemid = None
    return itemid

  def getTrendsValue(self,type, itemid, start_time, stop_time):
    '''查询trends_uint表的值,type的值为min,max,avg三种'''
    sql = '''select %s(value_%s) as result from trends where itemid = %s and clock >= %s and clock <= %s''' % (type, type, itemid, start_time, stop_time)
    self.cursor.execute(sql)
    result = self.cursor.fetchone()['result']
    if result == None:
      result = 0
    return result

  def getTrends_uintValue(self,type, itemid, start_time, stop_time):
    '''查询trends_uint表的值,type的值为min,max,avg三种'''
    sql = '''select %s(value_%s) as result from trends_uint where itemid = %s and clock >= %s and clock <= %s''' % (type, type, itemid, start_time, stop_time)
    self.cursor.execute(sql)
    result = self.cursor.fetchone()['result']
    if result:
      result = int(result)
    else:
      result = 0
    return result

  def getLastMonthData(self,type,hostid,table,itemname):
    '''根据hostid,itemname获取该监控项的值'''
    #获取上个月的第一天和最后一天
    ts_first = int(time.mktime(datetime.date(datetime.date.today().year,datetime.date.today().month-1,1).timetuple()))
    lst_last = datetime.date(datetime.date.today().year,datetime.date.today().month,1)-datetime.timedelta(1)
    ts_last = int(time.mktime(lst_last.timetuple()))

    itemid = self.__getItemid(hostid, itemname)

    function = getattr(self,'get%sValue' % table.capitalize())

    return function(type,itemid, ts_first, ts_last)

  def getInfo(self):
    #循环读取IP列表信息
    for ip,resultdict in zabbix.IpInfoList.items():
      print "正在查询 IP:%-15s hostid:%5d 的信息！" % (ip, resultdict['hostid'])
      #循环读取keys，逐个key统计数据：
      for value in keys:
        print "\t正在统计 key_:%s" % value[2]
        if not value[2] in zabbix.IpInfoList[ip]:
          zabbix.IpInfoList[ip][value[2]] = {}
        data = zabbix.getLastMonthData(value[3], resultdict['hostid'],value[1],value[2])
        zabbix.IpInfoList[ip][value[2]][value[3]] = data

  def writeToXls2(self):
    '''生成xls文件'''
    try:
      import xlsxwriter

      #创建文件
      workbook = xlsxwriter.Workbook(xlsfilename)

      #创建工作薄
      worksheet = workbook.add_worksheet()

      #写入第一列：
      worksheet.write(0,0,"主机".decode('utf-8'))
      i = 1
      for ip in self.IpInfoList:
        worksheet.write(i,0,ip)
        i = i + 1

      #写入其他列：
      i = 1
      for value in keys:
        worksheet.write(0,i,value[0].decode('utf-8'))

        #写入该列内容：
        j = 1
        for ip,result in self.IpInfoList.items():
          if value[4]:
            worksheet.write(j,i, value[4] % result[value[2]][value[3]])
          else:
            worksheet.write(j,i, result[value[2]][value[3]] / value[5])
          j = j + 1

        i = i + 1
    except Exception,e:
      print e

  def __del__(self):
    '''关闭数据库连接'''
    self.cursor.close()
    self.conn.close()

if __name__ == "__main__":
  zabbix = ReportForm()
  zabbix.getInfo()
  zabbix.writeToXls2()

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