nagios被监控机安装脚本

#!/bin/bash

groupadd nagios

useradd nagios -g nagios

chmod 755 check_cpu.sh check_mem.sh

yum -y install openssl openssl-devel gcc gcc-c++ xinetd

tar -zxf nrpe-2.12.tar.gz

tar -zxf nagios-plugins-2.1.1.tar.gz

cd nrpe-2.12

./configure

make all

make install-plugin

make install-daemon

make install-daemon-config

make install-xinetd

if ! [ `cat /etc/services | grep NRPE| wc -l` -ge 1 ]

then

        echo "nrpe              5666/tcp                        # NRPE">>/etc/services

fi

cd ../nagios-plugins-2.1.1

./configure --with-nagios-user=nagios --with-nagios-group=nagios

make && make install

/bin/cp ../check_mem.sh /usr/local/nagios/libexec/

/bin/cp ../check_cpu.sh /usr/local/nagios/libexec/

/bin/cp /usr/local/nagios/etc/nrpe.cfg /usr/local/nagios/etc/nrpe.cfg.default

cat >>/usr/local/nagios/etc/nrpe.cfg<<EOF

command[check_Users]=/usr/local/nagios/libexec/check_users -w 5 -c 10

command[check_Load]=/usr/local/nagios/libexec/check_load -w 15,10,5 -c 30,25,20

command[check_hda1]=/usr/local/nagios/libexec/check_disk -w 20% -c 10% -p /dev/hda1

command[check_zombie_procs]=/usr/local/nagios/libexec/check_procs -w 5 -c 10 -s Z

command[check_total_procs]=/usr/local/nagios/libexec/check_procs -w 150 -c 200

command[check_disk_root]=/usr/local/nagios/libexec/check_disk -w 20% -c 10% -p /

command[check_disk_home]=/usr/local/nagios/libexec/check_disk -w 20% -c 10% -p /home

command[check_disk_boot]=/usr/local/nagios/libexec/check_disk -w 20% -c 10% -p /boot

command[check_Cpu]=/usr/local/nagios/libexec/check_cpu.sh -w 20 -c 10

command[check_Memory]=/usr/local/nagios/libexec/check_mem.sh -w 20 -c 10

command[check_Swap]=/usr/local/nagios/libexec/check_swap -w 20% -c 10%

EOF

sed -i 's/only_from/\#only_from/g' /etc/xinetd.d/nrpe

sed -i '/}/d' /etc/xinetd.d/nrpe

cat >>/etc/xinetd.d/nrpe<<EOF

        only_from       = 127.0.0.1 xxx.xxx.xxx.xxx        #这里的xxx换成对应nagios server的IP

}

/etc/init.d/xinetd restart

#check_cpu.sh和check_mem.sh是从网上找的，一并贴上来了

check_cpu.sh：