一键安装nagios
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此脚本仅仅适用于centos 6.4 x86_64,yum安装的httpd和php，这里的安装过程以后我会整理一份手工安装版本的 需要源码安装的 请期待后面的更新。
nagios的报警之强大目前还没有别的软件可以比肩，也是运维人员必须要掌握的一个软件。包括nagios脚本的开发，各种应用的监控。这里先给新手朋友一个如何安装nagios的思路.
直接上脚本
#!/bin/bash
#Date: 2013/12/6
#BY:renzhenxing
#install nagios-server or nagios-plugs
read -p "Please input your nagiosadmin's password:" a
selinux=`grep SELINUX=enforcing /etc/selinux/config | awk -F "=" '{print $2}'`
if [ "$selinux" == "enforcing" ]
then
echo "your system Selinux not shut down,"
exit 1
fi
yum install -y wget gcc gcc++ gcc* bc net-snmp net-snmp-utils net-snmp-libs libpng libpng-devel libjpeg libjpeg-devel openssl098e gd* gd2* openssl-devel* openssl*
cd /usr/local/src
if [ -f nagios-4.0.1.tar.gz ]
then
echo ".........................................nagios.tar.gz..................is OK!!!"
else
echo "nagios.tar.gz.............................is not ok!!!..................download"
wget http://jaist.dl.sourceforge.net/project/nagios/nagios-4.x/nagios-4.0.1/nagios-4.0.1.tar.gz
fi
if [ -f nagios-plugins-1.5.tar.gz ]
then
echo "............................................nagios-plugs .................is ok!!!"
else
echo "nagios-plugins-1.5.tar.gz....................is not ok !!!! ..............download"
wget https://www.nagios-plugins.org/download/nagios-plugins-1.5.tar.gz
fi
if [ -f nrpe-2.15.tar.gz ]
then
echo "............................................nrpe-2.15.tar.gz.................is ok!!!"
else
echo "..................................nrpe-2.15.tar.gz...is not ok!!!............download"
wget http://jaist.dl.sourceforge.net/project/nagios/nrpe-2.x/nrpe-2.15/nrpe-2.15.tar.gz
fi
###add install nagios ID：
useradd -m nagios
echo "nagios" | passwd --stdin nagios
###add install gid：
groupadd nagcmd
###daemon 为apache运行账号：
usermod -a -G nagcmd daemon
###install nagios-4.0.1.tar.gz
tar -zxf nagios-4.0.1.tar.gz && cd nagios-4.0.1
./configure --with-command-group=nagcmd --with-gd-lib=/usr/local/libgd/lib/ --with-gd-inc=/usr/local/libgd/include/
make all
make install
make install-init
make install-config
make install-commandmode
cd ../
cat >>/etc/httpd/conf/httpd.conf<
# 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"
# SSLRequireSSL
Options None
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
EOF
##########################################################
###location nagios admin password(default:che100):
htpasswd -cb /usr/local/nagios/etc/htpasswd.users nagiosadmin $a
###service httpd server:
service httpd restart
###install nagios-plugs（default：/usr/local/nagios/）：
tar -xzf nagios-plugins-1.5.tar.gz
cd nagios-plugins-1.5
./configure --with-nagios-user=nagios --with-nagios-group=nagios
make
make install
cd ../
###install nrpe:
tar -zxf nrpe-2.15.tar.gz
cd nrpe-2.15
./configure && make all && make install-plugin
###禁用ｓｕｅｘｅｃ的功能．此功能对ＣＧＩ的执行路径进行了限制
setenforce 0
###stop iptables:
service iptables stop
###start nagios server:
service nagios restart
echo "--------------- nagios server install ok!!!------------------------"
echo " "
echo "--------------service nagios start is start -----------------------"
echo " " 安装之后访问：
http://你的服务器的IP/nagios
默认的用户名是：nagiosadmin 密码是脚本开始时候让你输入的密码。
说明：
ps：由于本人的shell 脚本比较烂，有想法的朋友可以指点一下。
