1、下载nagios-4.0.8、nagios-plugins-2.0.3

   wget http://jaist.dl.sourceforge.net/project/nagios/nagios-4.x/nagios-4.0.8/nagios-4.0.8.tar.gz

   wget http://nagios-plugins.org/download/nagios-plugins-2.0.3.tar.gz

2、安装组件

   yum install -y wget httpd php gcc glibc glibc-common gd gd-devel make net-snmp

3、创建nagios用户与用户组

   useradd nagios

   groupadd nagcmd

   usermod -a -G nagcmd nagios

4、安装nagios-4.0.8

   tar zxvf nagios-4.0.8.tar.gz 

   cd nagios-4.0.8

   ./configure --prefix=/usr/local/nagios --with-command-group=nagcmd --with-nagios-group=nagcmd

   make all

   make install 

   make install-init  

   make install-config 

   make install-commandmode 

   make install-webconf 

   cp -R contrib/eventhandlers/ /usr/local/nagios/libexec/

   chown -R nagios:nagcmd /usr/local/nagios/libexec/eventhandlers

   /usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfg

   service nagios start

5、配置httpd

   1）配置web登陆用户名和密码

      htpasswd -c /usr/local/nagios/etc/htpasswd nagiosadmin 

      vi /etc/httpd/conf/httpd.conf  加入以下内容

   2）找到 

      user apache

      group apache

      修改为

      user nagios

      group nagcmd

   3）找到

      #ServerName www.example.com:80

      将前面的#删除

6、安装nagios-plugins

   tar zxvf nagios-plugins-2.0.3.tar.gz 

   cd nagios-plugins-2.0.3

   ./configure --prefix=/usr/local/nagios --with-nagios-user=nagios --with-nagios-group=nagcmd --with-command-user=nagios --with-command-group=nagcmd

   make

   make install

7、设置开机启动 

   chkconfig nagios on

   service nagios start

   chkconfig httpd on

   service httpd start

8、访问

   http://IP/nagios 输入用户名密码

nagiosadmin:$apr1$CZJUFBRq$TBWA4x8B6nbH0nA4ekHg7.  http://tool.oschina.net/htpasswd