【移動應(yīng)用開發(fā)技術(shù)】 一鍵搭建nagios監(jiān)控系統(tǒng)之二 腳本解釋篇

【移動應(yīng)用開發(fā)技術(shù)】一鍵搭建nagios監(jiān)控系統(tǒng)之二腳本解釋篇

由于發(fā)布文章字?jǐn)?shù)有限制。腳本解釋將在這一篇文章里講解。如下：#!

/bin/bash

##

QQ:410018348

##################

nagios

server

configure

########################

installserver()

{

#定義安裝nagios函數(shù)

read

-p

"

Please

input

the

alarm

email

address

:

"

email

#報警郵箱

read

-p

"

Please

input

the

login

nagios

user:

"

loginuser

#網(wǎng)頁登錄時帳戶

read

-p

"

Please

input

the

login

nagios

pass:

"

loginpass

#網(wǎng)頁登錄時的密碼

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_perl

zlib

libpng

freetype

libart_lgpl

libart_lgpl-devel

libxml*

pango*

#安裝

apache

php

及其他

wget

/sourceforge/nagios/nagios-3.2.3.tar.gz

useradd

nagios

-s

/sbin/nologin

tar

-xvf

nagios-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

..

#安裝nagios軟件

wget

/sourceforge/nagiosplug/nagios-plugins-1.4.15.tar.gz

tar

-xvf

nagios-plugins-1.4.15.tar.gz

cd

nagios-plugins-1.4.15

./configure

make

make

install

cd

..

#安裝nagios監(jiān)控插件

wget

/sourceforge/nagios/nrpe-2.12.tar.gz

tar

-xvf

nrpe-2.12.tar.gz

cd

nrpe-2.12

./configure

make

all

make

install

make

install-plugin

make

install-daemon

make

install-daemon-config

cd

..

#安裝nrpe插件

wget

http://oss.oetiker.ch/rrdtool/pub/rrdtool-1.4.7.tar.gz

tar

-xvf

rrdtool-1.4.7.tar.gz

cd

rrdtool-1.4.7

./configure

--prefix=/usr/local/rrdtool/

&&make

&&make

install

cd

..

#安裝繪圖工具

wget

/repo/pkgs/pnp4nagios/pnp-0.4.12.tar.gz/eb833a4769a5b58aad0ac53cae3e3e9f/pnp-0.4.12.tar.gz

tar

-xvf

pnp-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

..

#安裝繪圖工具##

以上為安裝nagios服務(wù)的一些軟件。

wget

70/somenagios.tar

#這里的我個人找的一些

cpu

,內(nèi)存，及mysql的插件。

打包在這。

tar

-xvf

somenagios.tar

-C

/usr/local/nagios/libexec/

echo

"################install

nagios

server

completed#############"

#nagios安裝完成。

echo

"#################

configure

nagios

server

start###############"

#下面是常規(guī)的一些配置。

htpasswd

-bc

/usr/local/nagios/etc/htpasswd.users

$loginuser

$loginpass

#創(chuàng)建用戶密碼，就是上面要求輸入的內(nèi)容。

#

cgi.cfg

configure#

sed

-i

"s#use_authentication=1#use_authentication=0#g"

/usr/local/nagios/etc/cgi.cfg

#更改use_authentication參數(shù)

#nagios.cfg

configure#

sed

-i

'35i\cfg_file=/usr/local/nagios/etc/objects/hosts.cfg'

/usr/local/nagios/etc/nagios.cfg

#在nagios.cfg里添加

host.cfg

sed

-i

'35i\cfg_file=/usr/local/nagios/etc/objects/services.cfg'

/usr/local/nagios/etc/nagios.cfg

#在nagios.cfg里添加

services.cfg

sed

-i

'35i\cfg_file=/usr/local/nagios/etc/objects/hostgroup.cfg'

/usr/local/nagios/etc/nagios.cfg

#在nagios.cfg里添加

hostgroup.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

#禁用監(jiān)控本地的配置文件

sed

-i

"s#process_performance_data=0#process_performance_data=1#g"

/usr/local/nagios/etc/nagios.cfg

#更改

process_performance_data

為1

sed

-i

"s/#host_perfdata_command=process-host-perfdata/host_perfdata_command=process-host-perfdata/g"

/usr/local/nagios/etc/nagios.cfg

#開啟

host_perfdata_commandsed

-i

"s/#service_perfdata_command=process-service-perfdata/service_perfdata_command=process-service-perfdata/g"

/usr/local/nagios/etc/nagios.cfg

#開啟service_perfdata_command

#command.cfg

configure#

line1=`sed

-n

'/process-host-perfdata$/='

/usr/local/nagios/etc/objects/commands.cfg`

#查找commands.cfg里

process-host-perfdata的行

line2=`sed

-n

'/process-service-perfdata$/='

/usr/local/nagios/etc/objects/commands.cfg`

#同上

sed

-i

"$(($line1+1))"d

/usr/local/nagios/etc/objects/commands.cfg

#刪除上面找的行的下一行

sed

-i

"$(($line1+1))i\

command_line

/usr/local/nagios/libexec/process_perfdata.pl"

/usr/local/nagios/etc/objects/commands.cfg

#插入新的命令

sed

-i

"$(($line2+1))"d

/usr/local/nagios/etc/objects/commands.cfg

#刪除上面找的行的下一行

sed

-i

"$(($line2+1))i\

command_line

/usr/local/nagios/libexec/process_perfdata.pl"

/usr/local/nagios/etc/objects/commands.cfg

#插入新的命令

echo

'

define

command{

command_name

check_nrpe

command_line

$USER1$/check_nrpe

-H

$HOSTADDRESS$

-c

$ARG1$

-t

30

}

define

command

{

command_name

check_mysql

command_line

$USER1$/check_mysql

-H

$HOSTADDRESS$

-unagdb

-pnagdb

-d

nagdb

}

'>>/usr/local/nagios/etc/objects/commands.cfg

#

在commands.cfg里添加兩條命令。

nrpe及監(jiān)控mysql

#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

#

上面是在templates.cfg里添加性能分析圖表的功能

#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/*

#上面把pnp的模板文件改成真的配置文件

并授權(quán)

sed

-i

's#LOG_LEVEL

=

0#LOG_LEVEL

=

2#g'

/usr/local/nagios/etc/pnp/process_perfdata.cfg

#更改

LOG_LEVEL

為2

#contacts.cfg

configure#

sed

-i

"s#nagios@localhost#$email#g"

/usr/local/nagios/etc/objects/contacts.cfg

clear

#更改contacts.cfg里面的聯(lián)系人為所輸入的聯(lián)系人

echo

"###################

nagios

server

install

and

configure

completed,plase

add

hosts

and

services

then

start

it

##################"

}

#以上nagios安裝及配置完成。

restartnagios(){

#

這里是定義nagios，nrpe,及apache重啟的函數(shù)

echo

"stopping

"

service

nagios

stop

#nagios

stop

killall

-9

nrpe

#nrpe

stop

service

httpd

stop

#apache

stop

echo

"starting

"

service

nagios

start

#nagios

start

/usr/local/nagios/bin/nrpe

-c

/usr/local/nagios/etc/nrpe.cfg

-d

#

nrpe

start

service

httpd

start

#apache

start

}

addservices(){

#這里定義了在nagios端添加客戶機(jī)的函數(shù)

read

-p

"please

input

the

alias

name

:

"

host

#輸入添加機(jī)器別名

read

-p

"please

input

the

clint

ip

:

"

ip

#輸入添加機(jī)器的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

#在hosts.cfg里添加一個主機(jī)

(參數(shù)的意思可以在網(wǎng)上看下)

echo

"define

hostgroup

{

hostgroup_name

myserver

alias

myserver

members

$host

}"

>>/usr/local/nagios/etc/objects/hostgroup.cfg

#在hostgroup.cfg里添中一個主機(jī)組，$host就是添加的別名

是添加監(jiān)控的具體服務(wù)。

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

}

#監(jiān)控客戶機(jī)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

}

#監(jiān)控客戶機(jī)負(fù)載

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

}

#監(jiān)控客戶機(jī)http服務(wù)

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

}

#監(jiān)控客戶機(jī)的內(nèi)存使用情況

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

}

#監(jiān)控客戶機(jī)的連接情況

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

}

#監(jiān)控客戶機(jī)的硬盤分區(qū)使用情況

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

}

#監(jiān)控客戶機(jī)的mysql監(jiān)控狀態(tài)

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%

}

#監(jiān)控客戶機(jī)的ping是否正常

define

service

{

host_name

$host

use

local-service,services-pnp

service_description

FTP

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

}

#監(jiān)控客戶機(jī)的ftp服務(wù)

"

>>/usr/local/nagios/etc/objects/services.cfg

#把上面內(nèi)容添加到services.cfg里面(參數(shù)的意思可以在網(wǎng)上看下)echo

"###############

Add

services

completed

########"

}

#########################

nagios

configure

completed

########################

#以上為nagios服務(wù)端配置。

#######################

client

server

configure

########################

#以下為被監(jiān)控端配置

clientnagios()

{

#定義客戶機(jī)的安裝配置

###

install

soft###

read

-p

"Please

input

the

nagios

server

ip

:

"

nagiosip

#輸入naiogs服務(wù)端ip

read

-p

"Please

input

the

mysql

password

:

"

mysqlpass

#輸入本機(jī)的mysql密碼。

useradd

nagios

yum

install

zlib

libpng

freetype

libart_lgpl

libart_lgpl-devel

libxml*

pango*

#安裝所需要的包

wget

/sourceforge/nagiosplug/nagios-plugins-1.4.15.tar.gz

tar

-xvf

nagios-plugins-1.4.15.tar.gz

cd

nagios-plugins-1.4.15

./configure

make

make

install

cd

..

wget

/sourceforge/nagios/nrpe-2.12.tar.gz

tar

-xvf

nrpe-2.12.tar.gz

cd

nrpe-2.12

./configure

make

all

make

install

make

install-plugin

make

install-daemon

make

install-daemon-config

cd

..

#以上為安裝被監(jiān)控機(jī)所需要的軟件

wget

70/somenagios.tar

tar

-xvf

somenagios.tar

-C

/usr/local/nagios/libexec/

#這里是個人找的幾個監(jiān)控插件

###

install

completed

###

###

configure

####

rm

/usr/local/nagios/etc/nrpe.cfg

#刪除安裝的nrpe.cfg配置文件

cat

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

#添加以下內(nèi)容到nrpe.cfg配置文件里。主要就是一些監(jiān)控本機(jī)的命令，供nagios服務(wù)端調(diào)用

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[check_http]=/usr/local/nagios/libexec/check_http

-H

-u

/index.php

-t

60

command[check_disk]=/usr/local/nagios/libexec/check_disk

-w

15%

-c

10%

-A

-i

'/dev/shm'

command[check_cpu]=/usr/local/nagios/libexec/check_cpu.sh

command[check_mem]=/usr/local/nagios/libexec/check_mem.sh

command[check_ips]=/usr/local/nagios/libexec/ip_conn.sh

400

600

command[check_load]=/usr/local/nagios/libexec/check_load

-w

14,12,10

-c

18,15,12

command[check_ftp]=/usr/local/nagios/libexec/check_ftp

-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

#這里是創(chuàng)建一個只能是nagios服務(wù)端訪問的庫。監(jiān)控mysql狀態(tài)是需有的。

killall

-9

nrpe

/usr/local/nagios/bin/nrpe

-c

/usr/local/nagios/etc/nrpe.cfg

-d

#重啟被監(jiān)控機(jī)的nrpe服務(wù)

############

configure

completed

############

}

#客戶機(jī)配置完成

real=`grep

-l

'\^H'

/root/.bash_profile`

if

[

$?

-eq

1

];then

echo

'stty

erase

^H'

>>

/root/.bash_profile

source

/root/.bash_profile

#這幾行主要就是讓在使用read鍵時能使用回刪鍵。寫錯了，回刪了，重啟寫。不用這段的話，回刪鍵會變成亂碼。

fi

echo

-e

'\033[0;33;1m

#################nagios##################

\033[0m'

#讓echo能弄點(diǎn)顏色出來好看點(diǎn)。。。

echo

"nagios

server

install

a