系统版本：CentOS 7.3
Nagios 版本：3.4.3
Nagio 以及插件下载地址：

 

wget http://prdownloads.sourceforge.net/sourceforge/nagios/nagios-3.4.3.tar.gz
wget http://www.nagios-plugins.org/download/nagios-plugins-2.2.1.tar.gz 
wget http://prdownloads.sourceforge.net/sourceforge/nagios/nrpe-2.13.tar.gz
wget http://nginx.org/download/nginx-1.9.15.tar.gz 
wget http://www.cpan.org/modules/by-module/FCGI/FCGI-0.78.tar.gz 
wget http://www.cpan.org/modules/by-module/FCGI/FCGI-ProcManager-0.27.tar.gz
wget http://search.cpan.org/CPAN/authors/id/G/GB/GBARR/IO-1.25.tar.gz
wget http://www.cpan.org/authors/id/I/IN/INGY/IO-All-0.86.tar.gz
wget http://www.mike.org.cn/wp-content/uploads/2011/07/perl-fcgi.zip

安装路径：/usr/local/nagios

数据路径：/data/nagios

1、 安装前准备

设置 nagios 运行的用户和组，并设置 nagios 目录。

useradd -s /sbin/nologin nagios
mkdir /usr/local/nagios 
chown -R nagios.nagios /usr/local/nagios

2、 解压文件 ，并编译安装

tar xvf nagios-3.4.3.tar.gz 
cd nagios
#编译文件
./configure --prefix=/usr/local/nagios/ --whit-command-group=nagcmd 

#安装
make all
make install
make install-init
make install-config
make install-commandmode

#修改配置文件（修改邮箱）
vi /usr/local/nagios/etc/objects/contacts.cfg


#配置 WEB 界面
make install-webconfig

#配置 ngiosadmin 帐号密码
htpasswd -c /usr/local/nagios/etc/htpasswd.users nagiosadmin

3、安装 nagios 插件

tar xvf nagios-plugins-2.2.1.tar.gz
cd nagios-plugins-2.2.1
./configure --with-nagios-user=nagios --with-nagios-group=nagios 
make
make install

4、 安装 nrpe

tar xvf nrpe-2.14.tar.gz 
cd nrpe-2.14 
./config
./configure
make install-plugin
make install-daemon 
make install-daemon-config

5、 检测配置文件是否正确

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

6、 启动 nagios

#方式一
/usr/local/nagios/bin/nrpe -n -c /usr/local/nagios/etc/nrpe.cfg -d 
#方式二
/etc/init.d/nagios start