2004 发表于 2019-1-14 09:48:20

特推荐-部署nagios插件及DELL工具(nrpe)

  郑重声明:本文只说明linux被监控机上部署nagios插件实行监控目的。至于监控机怎么部署nagios请参考别的文档,谢谢!
  一、首先说说linux被监控机上部署nagios(开源)、openmanage(DELL)的插件吧,步骤比较简单。
  有如下四个源码包:(当然版本可以自行选择)
  将下载的源码包上传到/home/nagios目录下,如图所示:
  1、/home/nagios/nagios-plugins-1.4.14.tar.gz
  2、/home/nagios/nrpe-2.12.tar.gz
  3、/home/nagios/OM_6.1.0_ManNode_A00.tar.gz
  4、/home/nagios/Check_openmanage-3.5.8.tar.gz
  -------------------------------------------------
  1、安装nagios插件
  useradd nagios -s /sbin/nologin
  cd /home/nagios
  wget http://nagios-plugins.org/download/nagios-plugins-2.0.tar.gz
  tar zxvf nagios-plugins-2.0.tar.gz
  cd nagios-plugins-2.0
  ./configure --prefix=/usr/local/nagios --enable-redhat-pthread-workaround
  make
  make install(注意观察输出结果是否有报错信息)
  chown -R nagios:nagios /usr/loacl/nagios
  -------------------------------------------------
  2、安装openssl-devel(centos系统)
  yum -y install openssl-devel
  3、安装nrpe
  cd /home/nagios
  wget http://nchc.dl.sourceforge.net/project/nagios/nrpe-2.x/nrpe-2.12/nrpe-2.12.tar.gz
  tar zxvf nrpe-2.12.tar.gz
  cd nrpe-2.12
  ./configure --prefix=/usr/local/nagios
  make all
  make install-plugin
  make install-daemon
  make install-daemon-config
  编译安装完成后修改nrpe.cfg配置文件
  vi /usr/local/nagios/etc/nrpe.cfg
  将79行allowed_hosts=127.0.0.1修改为
  allowed_hosts=127.0.0.1,192.168.15.28(192.168.15.28为监控主机IP地址)
  继续添加NRPE的监控命令,可以将配置文件默认的监控命令全部删除,加上如下内容:
  command=/usr/local/nagios/libexec/check_users -w 5 -c 10
  command=/usr/local/nagios/libexec/check_load -w 15,10,5 -c 30,25,20
  command=/usr/local/nagios/libexec/check_disk -w 20% -c 10% -p /dev/hda1
  command=/usr/local/nagios/libexec/check_disk -w 500 -c 200 -p /
  command=/usr/local/nagios/libexec/check_disk -w 500 -c 200 -p /
  command=/usr/local/nagios/libexec/check_procs -w 5 -c 10 -s Z
  command=/usr/local/nagios/libexec/check_procs -w 350 -c 400
  ---------------------------------------------------
  4、启动nrpe服务
  /usr/local/nagios/bin/nrpe -c /usr/local/nagios/etc/nrpe.cfg -d
  -------------------------------------------------------------------
  5、本机测试nrpe.cfg里面定义的命令没有错误,正常显示nrpe的版本号
  /usr/local/nagios/libexec/check_nrpe -H localhost(有的可能提示ssl错误如下,可以忽略)
  CHECK_NRPE: Error - Could not complete SSL handshake.
  ----------------------------------------------------------------------
  6、安装DELL工具(此工具是用火狐浏览器查看服务器的运行状态的),安装完毕后可以用火狐浏览器输入
  https://ip:1311即可输入用户名和密码登陆进去查看
  cd /home/nagios
  tar zxvf OM_6.1.0_ManNode_A00.tar.gz
  cd linux/supportscripts/
  sh srvadmin-install.sh -x
  srvadmin-services.sh start
  srvadmin-services.sh enable
  -------------------------------------------------------------------
  7、安装openmanage(此工具好比部署在nagios当中的一个小插件而已)
  cd /home/nagios
  wget http://folk.uio.no/trondham/software/files/check_openmanage-3.7.11.tar.gz
  tar zxvf check_openmanage-3.5.8.tar.gz
  cd check_openmanage-3.5.8
  cp check_openmanage /usr/local/nagios/libexec
  vi /usr/local/nagios/etc/nrpe.cfg
  在NRPE监控命令下添加如下内容:
  command=/usr/local/nagios/libexec/check_openmanage -b ctrl_fw=ALL\/ctrl_driver=ALL -p
  killall -9 nrpe
  /usr/local/nagios/bin/nrpe -c /usr/local/nagios/etc/nrpe.cfg -d
  ps -ef | grep nrpe(检查进程是否存在)
  至此部署过程结束!!!

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