服务器监控系统——Nagios

Nagios监控系统

安装Nagios监控系统

1.安装LAMP或者LNMP架构

2.创建nagios用户和用户组

useradd -s /sbin/nologin nagios

3.安装依赖包

yum -y install gcc perl unzip openssl-devel

4.下载编译安装Nagios

tar zxf nagios-cn.4.3.4.tar.gz

cd nagios-4.3.4/

./configure --prefix=/usr/local/nagios

make all && make install && make install-init && make install-commandmode && make install-config

5.生成nagios模板文件

make install-webconf

6.创建访问认证文件

touch /usr/local/nagios/etc/htpasswd.users

htpasswd /usr/local/nagios/etc/htpasswd.users nagiosadmin

注意这里的nagiosadmin是用户名，是由/usr/local/nagios/etc/下的cgi.conf文件定义的，要修改还要修改cgi.conf文件

7.启动httpd服务和ngios服务

systemctl start httpd && systemctl enable httpd

systemctl start nagios && systemctl enable nagios

8.访问网页http://192.168.11.25/nagios/

这里输入你创建的用户和密码

然后进入网页（如下图所示）

9.编译安装Nagios插件nagios-plugins

tar zxf nagios-plugins-2.1.2.tar.gz

cd nagios-plugins-2.1.2

./configure --prefix=/usr/local/nagios

make && make install

10.编译安装Nagios插件nrpe

tar zxf nrpe-3.2.1.tar.gz

cd nrpe-3.2.1

./configure

make all && make install-plugin && make install-daemon