本文介绍完整的nagios和centreon安装过程。

安装环境：

CentOS5.6，X64 updated。

Monitor Engine:Nagios

Broker module:NDoutils

假设：

已安装并启动mysql

路径为：/usr/local/mysql/

sock路径：/var/lib/mysql/mysql.sock

步骤参考英文原文：

1、下载安装包

#下载nagios、nagios-plugin、nrpe、ndoutils以及ndoutils的一个patch

cd /data/tool

wget http://prdownloads.sourceforge.net/sourceforge/nagios/nagios-3.5.1.tar.gzwget --no-check-certificate https://www.nagios-plugins.org/download/nagios-plugins-1.5.tar.gzwget http://jaist.dl.sourceforge.net/project/nagios/nrpe-2.x/nrpe-2.15/nrpe-2.15.tar.gzwget http://nchc.dl.sourceforge.net/project/nagios/ndoutils-1.x/ndoutils-1.5.2/ndoutils-1.5.2.tar.gzwget http://svn.centreon.com/trunk/ndoutils-patch/ndoutils1.5.2_light.patch

wget http://download.centreon.com/index.php?id=4264

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

chattr -i /etc/passwd /etc/shadow /etc/group /etc/gshadowuseradd nagiosgroupadd nagcmdusermod -a -G nagcmd nagiosusermod -a -G nagcmd apache

tar -zxvf nagios-3.5.1.tar.gzcd nagios./configure --prefix=/usr/local/nagios --with-command-group=nagcmd \--enable-event-broker --enable-embedded-perl --with-perlcachemake allmake installmake install-initmake install-configmake install-commandmodemake install-webconfcp -R contrib/eventhandlers/ /usr/local/nagios/libexec/chown -R nagios:nagios /usr/local/nagios/libexec/eventhandlers

#启动 nagios apache

/usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfg/etc/init.d/nagios start/etc/init.d/httpd start

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

tar -zxvf nagios-plugins-1.5.tar.gzcd ../nagios-plugins-1.5./configure --with-nagios-user=nagios \--with-nagios-group=nagios \--prefix=/usr/local/nagios \--enable-redhat-pthread-workaround --with-ipv6=no \--enable-perl-modules \--with-mysql=/usr/local/mysqlmake && make install

tar -zxvf nrpe-2.15.tar.gz./configure --prefix=/usr/local/nagiosmake allmake install-pluginmake install-daemonmake install-daemon-configmake install-xinetd

   安装xinetd以便管理

yum install xinetd -ysed -i 's/127.0.0.1/127.0.0.1 183.61.70.34/' /etc/xinetd.d/nrpesed -i '578 i\nrpe            5666/tcp                        # NRPE' /etc/servicesservice xinetd restart

/usr/local/nagios/libexec/check_nrpe -H localhost -c check_userssed -i 's/allowed_hosts=127.0.0.1/allowed_hosts=127.0.0.1,
      
       /' /usr/local/nagios/etc/nrpe.cfg
      

tar -zxvf ndoutils-1.5.2.tar.gzcd ndoutils-1.5.2patch -p1 -N < ../ndoutils1.5.2_light.patch./configure --prefix=/usr/local/nagios/ --enable-mysql --with-mysql=/usr/local/mysql --with-ndo2db-user=nagios --with-ndo2db-group=nagios

sed -i -e 's/#include 
      
       /#include <\/usr\/local\/mysql\/include\/mysql.h>/' include/config.hsed -i -e 's/#include 
       
        /#include <\/usr\/local\/mysql\/include\/errmsg.h>/' include/config.hmakemake install
       
      

cp ./config/ndo2db.cfg-sample /usr/local/nagios/etc/ndo2db.cfgcp ./config/ndomod.cfg-sample /usr/local/nagios/etc/ndomod.cfg

broker_module=/usr/local/nagios/bin/ndomod-3x.o config_file=/usr/local/nagios/etc/ndomod.cfg

   #安装启动文件

chmod +x daemon-initcp daemon-init /etc/init.d/ndo2db

     #创建数据库用户  

mysql -p>>create database nagios;GRANT ALL PRIVILEGES ON nagios.* TO 'nagios'@'localhost' IDENTIFIED BY 'nagios';>>FLUSH PRIVILEGES;

     #安装数据库

cd db/./installdb -u nagios -p nagios -h localhost -d nagios

usermod -a -G apache centreonusermod -a -G nagios centreonwget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.1-1.el5.rf.x86_64.rpmwget http://dag.wieers.com/rpm/packages/RPM-GPG-KEY.dag.txtrpm --import RPM-GPG-KEY.dag.txtrpm -ivh rpmforge-release-0.5.1-1.el5.rf.x86_64.rpmyum clean allyum updateyum upgradeyum install httpd gd fontconfig-devel libjpeg-devel libpng-devel gd-devel perl-GD \    openssl-devel perl-DBD-MySQL mysql-server mysql-devel php php-mysql php-gd php-ldap php-xml php-mbstring \    perl-Config-IniFiles perl-DBI perl-DBD-MySQL rrdtool perl-rrdtool perl-Crypt-DES perl-Digest-SHA1 \    perl-Digest-HMAC net-snmp-utils perl-Socket6 perl-IO-Socket-INET6 net-snmp net-snmp-libs php-snmp \    dmidecode lm_sensors perl-Net-SNMP net-snmp-perl fping cpp gcc gcc-c++ libstdc++ glib2-devel \    php-pear

usermod -U apachepear channel-update pear.php.netpeardev upgrade-allpear upgrade-all

       报错处理：[PHP Fatal error:  Allowed memory size of 8388608 bytes exhausted]

echo 'memory_limit = 256M' >>/etc/php.ini

   #开始安装centreon

./install.sh -i

   #经过一系列回车（保持默认配置）以及需要填写的路径完成命令行下的centreon安装。

   #此处不一一贴出

   #需要注意的两个路径RRDs.pm、PEAR.php 可使用find 找到准确路径

/usr/local/rrdtool/lib/perl/5.8.8/x86_64-linux-thread-multi/RRDs.pm/usr/share/pear/PEAR.php

   #配置centreon数据库用户

GRANT ALL PRIVILEGES ON `centreon`.* TO 'centreon'@'localhost' identified by 'centreon';GRANT ALL PRIVILEGES ON `centreon_storage`.* TO 'centreon'@'localhost' identified by 'centreon';GRANT ALL PRIVILEGES ON `centreon_status`.* TO 'centreon'@'localhost' identified by 'centreon';FLUSH PRIVILEGES;