#!/bin/bash
#nagios agent install
#首先將nrpe-2.13.tar.gz 和nagios-plugins-1.4.13.tar.gz 以及監控腳本check_disk_zzy分發到每臺服務器/root 目錄下
#再將此腳本分發下去，執行,在監控端的/usr/local/nagios/etc/objects/servers 目錄下，添加對應的被監控端的配置文件
yum install -y gcc glibc glibc-common gd gd-devel xinetd openssl-devel
useradd nagios &>/dev/null
tar -zxvf /root/nagios-plugins-1.4.13.tar.gz
cd /root/nagios-plugins-1.4.13
./configure --prefix=/usr/local/nagios
make && make install
cd /root/
tar -zxvf /root/nrpe-2.13.tar.gz -C /root/
cd /root/nrpe-2.13
./configure
make all
make install-plugin
make install-daemon
make install-daemon-config
#修改被監控端的配置文件，添加被監控端IP和監控的項目
sed -i 's@allowed_hosts=127.0.0.1@allowed_hosts=127.0.0.1,117.28.243.18,117.28.242.133@' /usr/local/nagios/etc/nrpe.cfg
echo -e 'command[check_disk_zzy]=/usr/local/nagios/libexec/check_disk_zzy -w 70 -c 80' >> /usr/local/nagios/etc/nrpe.cfg
echo -e 'command[check_salt]=/usr/local/nagios/libexec/check_procs -w 1:1 -C salt-minion' >> /usr/local/nagios/etc/nrpe.cfg
mv /root/check_disk_zzy /usr/local/nagios/libexec/ -f
chmod 755 /usr/local/nagios/libexec/*
/usr/local/nagios/bin/nrpe -c /usr/local/nagios/etc/nrpe.cfg -d
echo '/usr/local/nagios/bin/nrpe -c /usr/local/nagios/etc/nrpe.cfg -d' >> /etc/rc.local
#添加防火墻
iptables -I INPUT -p tcp -m multiport --dports 5666 -j ACCEPT
service iptables save &>/dev/null
nrpe=`ps -ef | grep -c "nrpe"`
if [ $nrpe -eq 2 ]
then
echo "inagios_client install finished"
else
echo "some error"
fi
