系统环境：
[root@nagios_server ~]# cat /etc/redhat-release
CentOS release 6.9 (Final)
1、更新yum源
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo
2.调整字符集
echo 'export LC_ALL=C'>>/etc/profile
source /etc/profile
3.关闭iptables与selinux
4.更新系统时间
/usr/sbin/ntpdate pool.ntp.org
然后放入定时任务
5.安装gcc和LAMP
yum install gcc glibc glibc-common gd gd-devel php-gd httpd php mysql* unzip -y
6.添加用户
[root@Nagios tools]# useradd -m nagios
[root@Nagios tools]# useradd apache
[root@Nagios tools]# groupadd nagcmd
[root@Nagios tools]# usermod -a -G nagcmd nagios
[root@Nagios tools]# usermod -a -G nagcmd apache
7.下载与安装nagios
[root@Nagios tools]# unzip oldboy_training_nagios_soft.zip
Archive: oldboy_training_nagios_soft.zip
inflating: check_memory.pl #内存监控插件
inflating: check_mysql #mysql监控插件
inflating: Class-Accessor-0.31.tar.gz
extracting: Config-Tiny-2.12.tar.gz
inflating: libart_lgpl-2.3.17.tar.gz
inflating: Math-Calc-Units-1.07.tar.gz
inflating: Nagios-Plugin-0.34.tar.gz
inflating: nrpe-2.12.tar.gz #客户端的nrpe守护进程
inflating: Params-Validate-0.91.tar.gz
inflating: pnp-0.4.14.tar.gz #nagios的web图形展示程序
inflating: Regexp-Common-2010010201.tar.gz
inflating: rrdtool-1.2.14.tar.gz #nagios的画图工具
inflating: check_iostat #io监控插件
inflating: nagios-3.5.1.tar.gz #nagios主程序
inflating: nagios-plugins-1.4.16.tar.gz #nagios插件
[root@Nagios tools]# tar xf nagios-3.5.1.tar.gz
[root@Nagios tools]# cd nagios
[root@Nagios nagios]# ./configure --with-command-group=nagcmd
[root@Nagios nagios]# make all
[root@Nagios nagios]# make install
。。。。。。。。。。。。。。。。。。。。。。。。
make install-init
- This installs the init script in /etc/rc.d/init.d
make install-commandmode
- This installs and configures permissions on the
directory for holding the external command file
make install-config
- This installs sample config files in /usr/local/nagios/etc
make[1]: Leaving directory `/root/tools/nagios'
[root@Nagios nagios]# make install-init
/usr/bin/install -c -m 755 -d -o root -g root /etc/rc.d/init.d
/usr/bin/install -c -m 755 -o root -g root daemon-init /etc/rc.d/init.d/nagios
*** Init script installed ***
[root@Nagios nagios]# make install-commandmode
/usr/bin/install -c -m 775 -o nagios -g nagcmd -d /usr/local/nagios/var/rw
chmod g+s /usr/local/nagios/var/rw
*** External command directory configured ***
[root@Nagios nagios]# make install-config
/usr/bin/install -c -m 775 -o nagios -g nagios -d /usr/local/nagios/etc
/usr/bin/install -c -m 775 -o nagios -g nagios -d /usr/local/nagios/etc/objects
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/nagios.cfg /usr/local/nagios/etc/nagios.cfg
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/cgi.cfg /usr/local/nagios/etc/cgi.cfg
/usr/bin/install -c -b -m 660 -o nagios -g nagios sample-config/resource.cfg /usr/local/nagios/etc/resource.cfg
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/template-object/templates.cfg /usr/local/nagios/etc/objects/templates.cfg
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/template-object/commands.cfg /usr/local/nagios/etc/objects/commands.cfg
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/template-object/contacts.cfg /usr/local/nagios/etc/objects/contacts.cfg
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/template-object/timeperiods.cfg /usr/local/nagios/etc/objects/timeperiods.cfg
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/template-object/localhost.cfg /usr/local/nagios/etc/objects/localhost.cfg
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/template-object/windows.cfg /usr/local/nagios/etc/objects/windows.cfg
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/template-object/printer.cfg /usr/local/nagios/etc/objects/printer.cfg
/usr/bin/install -c -b -m 664 -o nagios -g nagios sample-config/template-object/switch.cfg /usr/local/nagios/etc/objects/switch.cfg
*** Config files installed ***
Remember, these are *SAMPLE* config files. You'll need to read
the documentation for more information on how to actually define
services, hosts, etc. to fit your particular needs.
[root@Nagios nagios]# make install-webconf
/usr/bin/install -c -m 644 sample-config/httpd.conf /etc/httpd/conf.d/nagios.conf
*** Nagios/Apache conf file installed ***
8.配置web认证
[root@Nagios nagios]# vi /etc/httpd/conf.d/nagios.conf
# SAMPLE CONFIG SNIPPETS FOR APACHE WEB SERVER
# Last Modified: 11-26-2005
#
# This file contains examples of entries that need
# to be incorporated into your Apache web server
# configuration file. Customize the paths, etc. as
# needed to fit your system.
ScriptAlias /nagios/cgi-bin "/usr/local/nagios/sbin"
# SSLRequireSSL
Options ExecCGI
AllowOverride None
Order allow,deny
Allow from all
# Order deny,allow
# Deny from all
# Allow from 127.0.0.1
AuthName "Nagios Access"
AuthType Basic
AuthUserFile /usr/local/nagios/etc/htpasswd.users
Require valid-user
Alias /nagios "/usr/local/nagios/share"
[root@Nagios nagios]# htpasswd -cb /usr/local/nagios/etc/htpasswd.users oldboy 123456 #创建登录nagios的web用户名和密码
Adding password for user oldboy
9.安装nagios插件
[root@Nagios tools]# yum -y install perl-devel
[root@Nagios tools]# tar xf nagios-plugins-1.4.16.tar.gz
[root@Nagios tools]# cd nagios-plugins-1.4.16
[root@Nagios nagios-plugins-1.4.16]# ./configure --with-nagios-user=nagios --with-nagios-group=nagios --enable-perl-modules
[root@Nagios nagios-plugins-1.4.16]# make && make install
[root@Nagios nagios-plugins-1.4.16]# ll /usr/local/nagios/libexec/|wc -l
60 #此处为60-61个左右
[root@Nagios nagios-plugins-1.4.16]# cd ../
10.安装nrpe
[root@Nagios tools]# tar xf nrpe-2.12.tar.gz
[root@Nagios tools]# cd nrpe-2.12
[root@Nagios nrpe-2.12]# ./configure
[root@Nagios nrpe-2.12]# make all
[root@Nagios nrpe-2.12]# make install-plugin
[root@Nagios nrpe-2.12]# make install-daemon
[root@Nagios nrpe-2.12]# make install-daemon-config
11.启动服务与检查
[root@Nagios tools]# /etc/init.d/nagios start
Starting nagios: done.
[root@Nagios tools]# /etc/init.d/httpd start
Starting httpd: [ OK ]
[root@Nagios tools]# netstat -tunlp|grep 80
tcp 0 0 :::80 :::* LISTEN 7853/httpd
[root@Nagios tools]# ps -ef|grep nagios
nagios 7841 1 0 16:31 ? 00:00:00 /usr/local/nagios/bin/nagios -d /usr/local/nagios/etc/nagios.cfg
root 7871 53845 0 16:32 pts/0 00:00:00 grep nagios
最后成果图：