Trong khuôn khổ bài viết này, tôi chỉ viết về Nagios (Core Edition Free)
Phần 1: Cài đặt Nagios Core
Bước 1: Tạo user và group để cho Nagios
Code:
[root@lecuong.info ~]# useradd nagios [root@lecuong.info ~]# groupadd nagcmd [root@lecuong.info ~]# usermod -a -G nagcmd nagios
Code:
[root@lecuong.info ~]# yum install httpd gcc glibc glibc-common gd gd-devel php
Code:
[root@lecuong.info ~]# cd /tmp [root@lecuong.info tmp]# wget http://prdownloads.sourceforge.net/sourceforge/nagios/nagios-3.5.0.tar.gz [root@lecuong.info tmp]# wget http://prdownloads.sourceforge.net/sourceforge/nagiosplug/nagios-plugins-1.4.16.tar.gz
Code:
[root@lecuong.info tmp]# tar xvzf nagios-3.5.0.tar.gz [root@lecuong.info tmp]#cd nagios [root@lecuong.info nagios]#./configure --with-command-group=nagcmd
Code:
[root@lecuong.info nagios]#make all [root@lecuong.info nagios]#make install-init [root@lecuong.info nagios]#make install-config [root@lecuong.info nagios]#make install-commandmode [root@lecuong.info nagios]#make install-webconf [root@lecuong.info nagios]#htpasswd -c /usr/local/nagios/etc/htpasswd.users nagiosadmin [root@lecuong.info nagios]#service httpd start [root@lecuong.info nagios]#chkconfig httpd on
Code:
[[EMAIL]root@lecuong.info[/EMAIL] nagios]#cd /tmp [[EMAIL]root@lecuong.info[/EMAIL] tmp]#tar xvzf nagios-plugins-1.4.16.tar.gz [[EMAIL]root@lecuong.info[/EMAIL] tmp]#cd nagios-plugins-1.4.16 [[EMAIL]root@lecuong.info[/EMAIL] nagios-plugins-1.4.16]#./configure --with-nagios-user=nagios --with-nagios-group=nagios [[EMAIL]root@lecuong.info[/EMAIL] nagios-plugins-1.4.16]#make [[EMAIL]root@lecuong.info[/EMAIL] nagios-plugins-1.4.16]#make install
Code:
[[EMAIL]root@lecuong.info[/EMAIL] ~]# /usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfg
Code:
[[EMAIL]root@lecuong.info[/EMAIL] ~]#chkconfig –add nagios [[EMAIL]root@lecuong.info[/EMAIL] ~]#chkconfig nagios on [[EMAIL]root@lecuong.info[/EMAIL] ~]#service nagios start
Hệ thống Nagios mặc định sẽ add localhost làm đối tượng monitor đầu tiên.
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