一键搭建nagios监控系统之一 脚本篇
1，脚本内容如下：#! /bin/bash
##################nagios server configure ########################
installserver() {
read -p " Please input the alarmemail address : " email
read -p " Please input the login nagios user: " loginuser
read -p " Please input the login nagios pass: " loginpass
echo"###############Install nagios server #################"
yum -y install httpd php php-gd php-xml php-mbstring php-ldap php-pear php-xmlrpc httpd-manual mod_ssl mod_perlzlib libpngfreetypelibart_lgpl libart_lgpl-devel libxml* pango*
wget http://prdownloads.sourceforge.net/sourceforge/nagios/nagios-3.2.3.tar.gz
useradd nagios -s /sbin/nologin
tar -xvfnagios-3.2.3.tar.gz
cd nagios-3.2.3
./configure --prefix=/usr/local/nagios
make all
make install
make install-init
make install-config
make install-commandmode
make install-webconf
cd..
wget http://prdownloads.sourceforge.net/sourceforge/nagiosplug/nagios-plugins-1.4.15.tar.gz
tar -xvfnagios-plugins-1.4.15.tar.gz
cd nagios-plugins-1.4.15
./configure
make
make install
cd ..
wget http://nchc.dl.sourceforge.net/sourceforge/nagios/nrpe-2.12.tar.gz
tar -xvfnrpe-2.12.tar.gz
cd nrpe-2.12
./configure
make all
make install
make install-plugin
make install-daemon
make install-daemon-config
cd ..
wget http://oss.oetiker.ch/rrdtool/pub/rrdtool-1.4.7.tar.gz
tar -xvfrrdtool-1.4.7.tar.gz
cd rrdtool-1.4.7
./configure --prefix=/usr/local/rrdtool/ &&make &&make install
cd ..
wget http://pkgs.fedoraproject.org/repo/pkgs/pnp4nagios/pnp-0.4.12.tar.gz/eb833a4769a5b58aad0ac53cae3e3e9f/pnp-0.4.12.tar.gz
tar -xvfpnp-0.4.12.tar.gz
cd pnp-0.4.12
./configure --with-nagios-user=nagios --with-nagios-group-nagios --with-rrdtool=/usr/local/rrdtool/bin/rrdtool
make
make all
make install
make install-config
make install-init
cd ..
wget http://218.6.16.170/somenagios.tar
tar -xvf somenagios.tar -C /usr/local/nagios/libexec/
echo"################install nagios servercompleted#############"
echo "################# configure nagios server start###############"
htpasswd -bc /usr/local/nagios/etc/htpasswd.users$loginuser $loginpass
# cgi.cfg configure#
sed -i "s#use_authentication=1#use_authentication=0#g" /usr/local/nagios/etc/cgi.cfg
#nagios.cfg configure#
sed -i '35i\cfg_file=/usr/local/nagios/etc/objects/hosts.cfg' /usr/local/nagios/etc/nagios.cfg
sed -i '35i\cfg_file=/usr/local/nagios/etc/objects/services.cfg' /usr/local/nagios/etc/nagios.cfg
sed -i '35i\cfg_file=/usr/local/nagios/etc/objects/hostgroup.cfg' /usr/local/nagios/etc/nagios.cfg
sed -i "s#cfg_file=/usr/local/nagios/etc/objects/localhost.cfg#\#cfg_file=/usr/local/nagios/etc/objects/localhost.cfg#g"/usr/local/nagios/etc/nagios.cfg
sed -i "s#process_performance_data=0#process_performance_data=1#g" /usr/local/nagios/etc/nagios.cfg
sed -i "s/#host_perfdata_command=process-host-perfdata/host_perfdata_command=process-host-perfdata/g" /usr/local/nagios/etc/nagios.cfg
sed -i "s/#service_perfdata_command=process-service-perfdata/service_perfdata_command=process-service-perfdata/g" /usr/local/nagios/etc/nagios.cfg
#command.cfg configure#
line1=`sed -n '/process-host-perfdata$/=' /usr/local/nagios/etc/objects/commands.cfg`
line2=`sed -n '/process-service-perfdata$/=' /usr/local/nagios/etc/objects/commands.cfg`
sed -i "$(($line1+1))"d /usr/local/nagios/etc/objects/commands.cfg
sed -i "$(($line1+1))i\ command_line /usr/local/nagios/libexec/process_perfdata.pl"/usr/local/nagios/etc/objects/commands.cfg
sed -i "$(($line2+1))"d /usr/local/nagios/etc/objects/commands.cfg
sed -i "$(($line2+1))i\ command_line /usr/local/nagios/libexec/process_perfdata.pl"/usr/local/nagios/etc/objects/commands.cfg
echo '
define command{
command_name check_nrpe
command_line $USER1$/check_nrpe -H $HOSTADDRESS$ -c $ARG1$ -t 30
}
define command {
command_namecheck_mysql
command_line $USER1$/check_mysql -H $HOSTADDRESS$ -unagdb -pnagdb -d nagdb
}
'>>/usr/local/nagios/etc/objects/commands.cfg
#templates.cfg configure#
echo '
define host {
name hosts-pnp
register 0
action_url /nagios/pnp/index.php?host=$HOSTNAME$
process_perf_data 1
}
define service {
name services-pnp
register 0
action_url /nagios/pnp/index.php?host=$HOSTNAME$&srv=$SERVICEDESC$
process_perf_data 1
}'>>/usr/local/nagios/etc/objects/templates.cfg
#pnp configure#
cp/usr/local/nagios/etc/pnp/process_perfdata.cfg-sample/usr/local/nagios/etc/pnp/process_perfdata.cfg
cp/usr/local/nagios/etc/pnp/npcd.cfg-sample/usr/local/nagios/etc/pnp/npcd.cfg
cp/usr/local/nagios/etc/pnp/rra.cfg-sample/usr/local/nagios/etc/pnp/rra.cfg
chown -R nagios:nagios/usr/local/nagios/etc/pnp/*
sed -i 's#LOG_LEVEL = 0#LOG_LEVEL = 2#g'/usr/local/nagios/etc/pnp/process_perfdata.cfg
#contacts.cfg configure#
sed -i"s#nagios@localhost#$email#g" /usr/local/nagios/etc/objects/contacts.cfg
clear
echo "################### nagios server install andconfigure completed,plase add hosts and servicesthen start it ##################"
}
restartnagios(){
echo "stopping ......"
service nagios stop
killall -9 nrpe
service httpd stop
echo "starting ......"
service nagios start
/usr/local/nagios/bin/nrpe -c /usr/local/nagios/etc/nrpe.cfg -d
service httpd start
}
addservices(){
read -p "please input the alias name : "host
read -p "please input the clint ip : "ip
echo "define host {
host_name $host
use linux-server,hosts-pnp
alias nagios server
address $ip
contact_groups admins
check_command check-host-alive
max_check_attempts 5
notification_interval 10
notification_period 24x7
notification_options d,u,r
}" >> /usr/local/nagios/etc/objects/hosts.cfg
echo "define hostgroup {
hostgroup_name myserver
alias myserver
members $host
}" >>/usr/local/nagios/etc/objects/hostgroup.cfg
echo "define service {
host_name $host
use local-service,services-pnp
service_description CPU
check_period 24x7
max_check_attempts 4
normal_check_interval 1
retry_check_interval 1
contact_groups admins
notification_interval 10
notification_period 24x7
notification_options w,u,c,r
check_command check_nrpe!check_cpu
}
define service {
host_name $host
use local-service,services-pnp
service_description CPU_load
check_period 24x7
max_check_attempts 4
normal_check_interval 1
retry_check_interval 1
contact_groups admins
notification_interval 10
notification_period 24x7
notification_options w,u,c,r
check_command check_nrpe!check_load
}
define service {
host_name $host
use local-service,services-pnp
service_description HTTP
check_period 24x7
max_check_attempts 4
normal_check_interval 1
retry_check_interval 1
contact_groups admins
notification_interval 10
notification_period 24x7
notification_options w,u,c,r
check_command check_nrpe!check_http
}
define service {
host_name $host
use local-service,services-pnp
service_description MEMORY
check_period 24x7
max_check_attempts 4
normal_check_interval 1
retry_check_interval 1
contact_groups admins
notification_interval 10
notification_period 24x7
notification_options w,u,c,r
check_command check_nrpe!check_mem
}
define service {
host_name $host
service_description connect-count
check_period 24x7
max_check_attempts 4
normal_check_interval 1
retry_check_interval 1
contact_groups admins
notification_interval 10
notification_period 24x7
notification_options w,u,c,r
check_command check_nrpe!check_ips
}
define service {
host_name $host
service_description DISK
check_period 24x7
max_check_attempts 4
normal_check_interval 1
retry_check_interval 1
contact_groups admins
notification_interval 10
notification_period 24x7
notification_options w,u,c,r
check_command check_nrpe!check_disk
}
define service {
host_name $host
service_description mysql
check_period 24x7
max_check_attempts 4
normal_check_interval 1
retry_check_interval 1
contact_groups admins
notification_interval 10
notification_period 24x7
notification_options w,u,c,r
check_command check_mysql
}
define service {
host_name $host
service_description PING
use local-service,services-pnp
check_period 24x7
max_check_attempts 4
normal_check_interval 1
retry_check_interval 1
contact_groups admins
notification_interval 10
notification_period 24x7
notification_options w,u,c,r
check_command check_ping!100.0,20%!500.0,60%
}
define service {
host_name $host
use local-service,services-pnp
service_descriptionFTP
check_period 24x7
max_check_attempts 4
normal_check_interval 60
retry_check_interval 10
contact_groups admins
notification_interval 10
notification_period 24x7
notification_options w,u,c,r
check_command check_nrpe!check_ftp
}
" >>/usr/local/nagios/etc/objects/services.cfg
echo "###############Add services completed ########"
}
######################### nagiosconfigurecompleted ########################
####################### clientserver configure ########################
clientnagios() {
### install soft###
read -p "Please input the nagios server ip : " nagiosip
read -p "Please input the mysql password : " mysqlpass
useradd nagios
yum install zlib libpngfreetypelibart_lgpl libart_lgpl-devel libxml* pango*
wget http://prdownloads.sourceforge.net/sourceforge/nagiosplug/nagios-plugins-1.4.15.tar.gz
tar -xvfnagios-plugins-1.4.15.tar.gz
cd nagios-plugins-1.4.15
./configure
make
make install
cd ..
wget http://nchc.dl.sourceforge.net/sourceforge/nagios/nrpe-2.12.tar.gz
tar -xvfnrpe-2.12.tar.gz
cd nrpe-2.12
./configure
make all
make install
make install-plugin
make install-daemon
make install-daemon-config
cd ..
wget http://218.6.16.170/somenagios.tar
tar -xvf somenagios.tar -C /usr/local/nagios/libexec/
### install completed ###
### configure ####
rm /usr/local/nagios/etc/nrpe.cfg
cat >>/usr/local/nagios/etc/nrpe.cfg<<EOF
log_facility=daemon
pid_file=/var/run/nrpe.pid
server_port=5666
nrpe_user=nagios
nrpe_group=nagios
allowed_hosts=$nagiosip
dont_blame_nrpe=1
debug=1
command_timeout=30
connection_timeout=300
command=/usr/local/nagios/libexec/check_http -H-u 127.0.0.1 /index.php -t 60
command=/usr/local/nagios/libexec/check_disk -w 15% -c 10% -A -i '/dev/shm'
command=/usr/local/nagios/libexec/check_cpu.sh
command=/usr/local/nagios/libexec/check_mem.sh
command=/usr/local/nagios/libexec/ip_conn.sh400 600
command=/usr/local/nagios/libexec/check_load -w 14,12,10 -c 18,15,12
command=/usr/local/nagios/libexec/check_ftp 127.0.0.1 -w 10 -c 60
EOF
mysql -uroot -p"$mysqlpass" <<EOF
create database nagdb;
grant all on nagdb.* to nagdb@"$nagiosip" identified by 'nagdb';
flush privileges;
\q
EOF
killall -9 nrpe
/usr/local/nagios/bin/nrpe -c /usr/local/nagios/etc/nrpe.cfg -d
############ configure completed ############
}
real=`grep -l '\^H' /root/.bash_profile`
if [ $? -eq 1 ];then
echo'stty erase ^H' >> /root/.bash_profile
source /root/.bash_profile
fi
echo -e '\033[0;33;1m #################nagios################## \033[0m'
echo "nagios server install and configure or addserver please input : 1"
echo "clint server install or configure please input : 2"
echo " exit please input : 3"
echo -e '\033[0;33;1m ######################################### \033[0m'
read -p "please chose : " frist
if [ $frist -eq 1 ];then
echo -e '\033[0;33;1m #################nagios################## \033[0m'
echo "nagios server install and configue please input : 1"
echo "Add server and services please input : 2"
echo " exit please input : 3"
echo -e '\033[0;33;1m ######################################### \033[0m'
read -p "please chose : " nagiosfrist
if [ $nagiosfrist -eq 1 ];then
installserver
addservices
restartnagios
elif [ $nagiosfrist -eq 2 ];then
addservices
restartnagios
elif [$nagiosfrist -eq 3 ];then
clear
exit
else
echo "plase chose "
fi
elif [ $frist -eq 2 ];then
clientnagios
elif [ $frist -eq 3 ];then
clear
exit
else
echo "plase chose "
fi
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