【移动应用开发技术】nagios3.2.0搭建过程

【移动应用开发技术】nagios3.2.0搭建过程

很久没有更新博客了，记录下我在生产环境下安装nagios3.2.0，一、nagios的安装1.1基础支持套件1）gccglibcglibc-commongdgd-develxinetdopenssl-devel#yuminstall-ygccglibcglibc-commongdgd-develxinetdopenssl-devel2）部署lamp环境yuminstallhttpdmysqlmysql-serverphpphp-mysql-y，或源码安装1.2创建nagios用户和用户组#/usr/sbin/useradd-mnagios#/usr/sbin/useraddapache-M-s/sbin/nologin#/usr/sbin/groupaddnagcmd#/usr/sbin/usermod-a-Gnagcmdnagios#/usr/sbin/usermod-a-Gnagcmdapache1.3编译安装nagios#wget/projects/nagios/files/nagios-3.x/nagios-3.2.0/nagios-3.2.0.tar.gz/download#tarzxvfnagios-3.2.0.tar.gz#cdnagioss-3.2.0#./configure--prefix=/usr/local/nagios--with-group=nagios--with-user=nagios--with-command-group=nagcmd#makeall#makeinstall#makeinstall-init#makeinstall-config#makeinstall-commandmode#makeinstall-webconf验证程序是否被正确安装切换目录到安装路径（这里是/usr/local/nagios），看是否存在etc、bin、sbin、share、var这五个目录，1.4设置开机自起#chkconfig--addnagios#chkconfignagioson1.5安装nagios插件#wget/sourceforge/nagiosplug/nagios-plugins-1.4.15.tar.gz#tarzxvfnagios-plugins-1.4.15.tar.gz#cdnagios-plugins-1.4.15#./configure--prefix=/usr/local/nagios--with-nagios-user=nagios--with-nagios-group=nagios--enable-perl-modules#make&&makeinstall1.6创建apache目录验证文件#htpasswd-c/usr/local/nagios/etc/htpasswdnagios1.7给nagios用户开权限，让他能够查看信息#vim/usr/local/nagios/etc/cgi.cfg在所有的nagiosadmin后面添加nagios用，隔开:%s/nagiosadmin/nagiosadmin\,nagios/g到这里nagios的安装也就基本完成了，启动apache，你可以通过web来访问了1.8定义监控项在/usr/local/nagios/etc/objects目录下时间timeperiods.cfg配置文件definetimeperiod{timeperiod_name24x7alias24HoursADay,7DaysAWeeksunday00:00-24:00monday00:00-24:00tuesday00:00-24:00wednesday00:00-24:00thursday00:00-24:00friday00:00-24:00saturday00:00-24:00}插件commands.cfgdefinecommand{command_namecheck-host-alivecommand_line$USER1$/check_ping-H$HOSTADDRESS$-w3000.0,80%-c5000.0,100%-p5}监控谁localhost.cfgdefinehost{host_namefudongaliastestaddresscheck_commandcheck-host-alivenotification_optionsd,u,rcheck_interval1max_check_attempts2contact_groupsadminsnotification_interval10notification_period24x7}联系人contacts.cfgdefinecontact{contact_namekyoaliaskyohost_notification_period24x7host_notification_optionsd,u,rservice_notification_period24x7service_notification_optionsw,u,c,rservice_notification_commandsnotify-service-by-emailhost_notification_commandsnotify-host-by-emailemailroot@163.com}definecontactgroup{contactgroup_nameadminsaliasNagiosAdministratorsmembersnagiosadmin,kyo}1.9检查错误#/usr/local/nagios/bin/nagios-v/usr/local/nagios/etc/nagios.cfg二、监控远程主机nrpe插件的安装(被监控主机上的)2.1解决perl编译问题与时间同步#echo"exportLC_ALL=C">>/etc/profile#source/etc/profile#/usr/sbin/ntpdate#uptime2.2安装Nagios所需要的基础软件包#yuminstallgccglibcglibc-commongdgd-devdelopenssl-devel-y2.3建立nagios用户#useraddnagios2.4安装插件#tarzxvfnagios-plugins-1.4.15.tar.gz#cdnagios-plugins-1.4.15#./configure--prefix=/usr/local/nagios--with-nagios-user=nagios--with-nagios-group=nagios#make&&makeinstall2.5安装NRPE#wget/sourceforge/nagios/nrpe-2.13.tar.gz#tarzxvfnrpe-2.13.tar.gz#cdnrpe-2.13#./configure#makeall#makeinstall-plugin#监控机需要安装check_nrpe这个插件，被监控机并不需要，#makeinstall-daemon#makeinstall-daemon-config#makeinstall-xinetd2.6在被监控机上开启nrpe#vim/etc/xinetd.d/nrpe#default:on#description:NRPE(NagiosRemotePluginExecutor)servicenrpe{flags=REUSEsocket_type=streamport=5666wait=nouser=nagiosgroup=nagiosserver=/usr/local/nagios/bin/nrpeserver_args=-c/usr/local/nagios/etc/nrpe.cfg--inetdlog_on_failure+=USERIDdisable=noonly_from=54＃监控主机的ip，保证他可以连接进来！}2.7编辑/etc/services文件，增加NRPE服务#vim/etc/servicesnrpe5666/tcp#servicexinetdrestart2.8查看NRPE是否启动与测试#netstat-an|grep5666#/usr/local/nagios/libexec/check_nrpe-H88NRPEv2.12返回当前NRPE的版本也就是在本地用check_nrpe连接nrpedaemon是正常的。注：为了后面工作的顺利进行，注意本地防火墙要打开5666能让外部的监控机访问。#iptables-IINPUT-ptcp--dport5666-jACCEPT2.9查看NRPE的监控命令#vim/usr/local/nagios/etc/nrpe.cfgcommand[check_users]=/usr/local/nagios/libexec/check_users-w5-c10command[check_u]=/usr/local/nagios/libexec/check_users-w5-c10command[check_load]=/usr/local/nagios/libexec/check_load-w15,10,5-c30,25,20command[check_hda1]=/usr/local/nagios/l