安装nagios的方法
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1.安装nagios基本组件运行时的依赖2.添加nagios运行所需要的用户和组3.将运行httpd的用户加入nagcmd组，以便通过web访问nagios时能够具有足够的权限进行某些操作4.编译安装nagios core5.创建登录nagios web程序的用户6.编译安装nagios plugins7.把nagios、httpd添加为系统服务，并将之加入自动启动服务队列8.检查nagios主配置文件语法9.关闭selinux，并启动httpd、nagios10.通过web访问nagios
1.安装nagios基本组件运行时的依赖? nagios培训
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# yum -y install httpd php php-mysql mysql-devel
2.添加nagios运行所需要的用户和组?
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# groupadd -r nagcmd # useradd -G nagcmd nagios # id nagios uid=501(nagios) gid=501(nagios) groups=501(nagios),498(nagcmd)
3.将运行httpd的用户加入nagcmd组，以便通过web访问nagios时能够具有足够的权限进行某些操作?
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# usermod -a -G nagcmd apache # id apache uid=48(apache) gid=48(apache) groups=48(apache),498(nagcmd)
4.编译安装nagios core版本：nagios-4.0.8.tar.gz
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#首先和ntp服务器同步时间，否则可能会报错 #ntpdate 192.168.4.2 # tar xf nagios-4.0.8.tar.gz# cd nagios-4.0.8 # ./configure --sysconfdir=/etc/nagios --with-command-group=nagcmd --enable-event-broker 说明： 编译安装httpd时，可指定httpd的配置文件路径；并且需要启用LoadModule cgid_module modules/mod_cgid.so，否则访问时提示nagios core not running nagios实施 --with-httpd-conf=<path_to_conf>
sets path to Apache conf.d/extra directory
# echo $? 0
#根据提示执行make all编译主程序和CGIs # make all # echo $? 0
#执行make install安装主程序、CGIs和HTML文件 # make install # echo $? 0
#执行make install-init，在/etc/rc.d/init.d/下生成nagios脚本 # make install-init # echo $? 0
#配置放置外部命令文件目录的权限 # make install-commandmode # echo $? 0
#在上面指定的sysconfdir下生成nagios的配置文件 #make install-config #echo $? #在/etc/httpd/conf.d/生成nagios.conf文件 #make install-webconf #echo $?
5.创建登录nagios web程序的用户默认的nagios认证登录所需要的文件在$sysconfdir/htpasswd.users 监控软件 ?
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# htpasswd -c /etc/nagios/htpasswd.users nagiosadmin New password:
Re-type new password:
Adding password for user nagiosadmin
6.编译安装nagios plugins版本：nagios-plugins-2.0.3.tar.gz
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# tar xf nagios-plugins-2.0.3.tar.gz# cd nagios-plugins-2.0.3 # ./configure --with-nagios-user=nagios --with-nagios-group-nagios # echo $? 0
# make && make install # echo $? 0
7.把nagios、httpd添加为系统服务，并将之加入自动启动服务队列?
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#配置nagios开机自启动 # chkconfig --add nagios # chkconfig nagios on # chkconfig --list nagios nagios 0:off 1:off 2:on 3:on 4:on 5:on 6:off
#如上配置httpd # chkconfig --add httpd # chkconfig httpd on # chkconfig --list httpd httpd 0:off 1:off 2:on 3:on 4:on 5:on 6:off
8.检查nagios主配置文件语法? nagios配置
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# /usr/local/nagios/bin/nagios -v /etc/nagios/nagios.cfg......
......
Total Warnings: 0
Total Errors: 0
Things look okay - No serious problems were detected during the pre-flight check
9.关闭selinux，并启动httpd、nagios?
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# setenforce 0 # vim /etc/selinux/config 将selinux后面的值force改为disable
# service httpd start Starting httpd:
# service nagios start Starting nagios: done.
10.通过web访问nagios[ ttp://your_nagios_ip/nagios]http://your_nagios_ip/nagios 开源监控软件 登录时提供使用htpasswd创建的用户和密码
uploads/img/201501/22105555_W6KM.png
uploads/img/201501/22105557_1Agb.png
至此，nagios的安装已经完成！ nagios安装
想做Nagios， Zabbix,Cacti,iTop各种交流的，可以进入开源监控工具Nagios交流QQ群号 ：476809427
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