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MySQL·þÎñÊÇ·ñÕý³£µÈÄÚÈÝ£¬ÔÙÖ÷»úÍâͨ¹ý·ÃÎÊÆä¶Ë¿Ú¼´¿ÉµÃÖª¡£ÕâЩ¼à¿ØÃüÁîÔÙ°²×° nagios-plugins-1.4.13.tar.gzʱÒѾÉú³ÉÁË£¬ÔÙ/usr/local/nagios/libexec Ŀ¼Ï¡£ µÚ¶þ²¿·ÖÊÇÖ÷»úÄÚ¼à¿Ø£¬±ÈÈ磺Ҫ¼à¿Ø·þÎñÆ÷µÄ½ø³Ì¡¢´ÅÅÌʹÓõȹ¦ÄÜ¡£ÕâЩ¹¦ÄܵÄʵÏÖÒªÒÀ¿¿nrpeÁË£¬
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3:nagios °²×°
1.°²×°Ç°µÄÒÀÀµ¼ì²é yum install glibc glibc-common gd gd-devel
2.´´½¨NagiosÕË»§ºÍ×é
useradd -m nagios
groupadd nagcmd
usermod -a -G nagcmd nagios
usermod -a -G nagcmd apache
Èç¹ûûÓÐnagiosÓû§×飬ÔòÒª´´½¨nagiosÓû§×飬²¢ÇÒ°ÑnagiosÓû§¼ÓÈëµ½nagiosÓû§×éÖС£Óû§×énagios¶ÔÒÔºóµÄÒ»¸ö²å¼þndoutilsºÃÏñÓйØϵ
´´½¨Ò»¸öÓû§×éÃûΪnagcmdÓÃÓÚ´ÓWeb½Ó¿ÚÖ´ÐÐÍⲿÃüÁî¡£½«nagiosÓû§ºÍapacheÓû§¶¼¼Óµ½Õâ¸ö×éÖС££¨ÕâÒ»¸öûŪ¶®£©
²¹³ä֪ʶ£º²é¿´Óû§×éºÍÓû§
groups ²é¿´µ±Ç°µÇ¼Óû§µÄ×éÄÚ³ÉÔ±
groups gliethttp ²é¿´gliethttpÓû§ËùÔÚµÄ×é,ÒÔ¼°×éÄÚ³ÉÔ±
whoami ²é¿´µ±Ç°µÇ¼Óû§Ãû
/etc/groupÎļþ°üº¬ËùÓÐ×é
/etc/shadowºÍ/etc/passwdϵͳ´æÔÚµÄËùÓÐÓû§Ãû
3£º°²×°nagios
tar zxvf nagios-3.3.1.tar.gz
cd nagios
./configure --with-command-group=nagcmd --with-nagios-user=nagios --with-nagios-group=nagios --with-gd-lib=/usr/lib --with-gd-inc=/usr/include
make all
make install
make install-init £¨Éú³ÉinitÆô¶¯½Å±¾£©
make install-config £¨Éú³ÉһЩģ°åÅäÖÃÎļþ£©
make install-commandmode £¨ÉèÖÃÏàÓ¦µÄȨÏÞ£©
make install-webconf £¨Éú³ÉApacheÅäÖÃÎļþnagios.conf£©£¨ÕâÒ»²½ºÜÖØÒª£¬Ö÷ÒªÊÇΪÁËÒÔweb·½Ê½µÇ¼nagios£©
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[root@localhost nagios]# make install-webconf
/usr/bin/install -c -m 644 sample-config/httpd.conf /etc/httpd/conf.d/nagios.conf
/usr/bin/install: cannot create regular file `/etc/httpd/conf.d/nagios.conf': No such file or directory
make: *** [install-webconf] Error 1
ÕâÒ»²½µÄÖ÷ҪĿµÄÊÇ°Ñ°²×°ÎļþnagiosϵÄsample-configϵÄhttpd.confÎļþ±ä³Éapache/conf/nagios.confÎļþËùÒÔ
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/usr/bin/install -c -m 644 sample-config/httpd.conf /usr/local/apache/conf/nagios.conf
£¨ÓÃcp sample-config/httpd.conf /usr/local/apache/conf/nagios.confÒ²¿ÉÒÔ£©
ÕâÑùÖ®ºóÔÚ/usr/local/apache/conf/httpd.conf ÎļþÌí¼Ó Include conf/nagios.conf ×¢ÒâincludeµÚÒ»¸ö×Öĸ´óд
Òâ²»ÄÜдinclude nagios.conf »áÎÞ·¨Ê¶±ð
4£º´´½¨web½çÃæµÇ¼nagios
/usr/local/apache/bin/htpasswd -c /usr/local/nagios/etc/htpasswd.users nagiosadmin
5£ºÉèÖÃNagiosµÄ¿ª»úÆô¶¯
chkconfig --add nagios
chkconfig nagios on
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/usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfg
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service nagios start
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ÔÚä¯ÀÀÆ÷ÖÐÊäÈëlocalhost/nagios
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loadModule cgid_module modules/mod_cgid.so ×¢ÊÍÈ¥µô¾ÍÐÐÁË
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6£º¸ü¸ÄSELinuxÉèÖÃ
FedoraÓëSELinux(°²È«ÔöÇ¿ÐÍLinux)ͬ²½·¢ÐÐÓë°²×°ºó½«Ä¬ÈÏʹÓÃÇ¿ÖÆģʽ¡£Õâ»áÔÚÄã³¢ÊÔÁªÈëNagiosµÄCGIʱµ¼ÖÂÒ»¸ö"ÄÚ²¿·þÎñ´íÎó"ÏûÏ¢
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getenforce
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setenforce 0
b:ÓÀ¾ÃÐԹرÕSELinux£¬¶ÔÓÚSELinux²»ÊǺÜÊìϤµÄÓû§£¬ÇëÑ¡Ôñ´Ë¡£[root@UnixHot nagios-3.2.0]# cat /etc/sysconfig/selinux
SELINUX=disabled
c:¸ø´òÉÏÕýÈ·µÄ°²È«ÂöÂç¡£
chcon -R -t httpd_sys_content_t /usr/local/nagios/sbin/
chcon -R -t httpd_sys_content_t /usr/local/nagios/share/
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1£º°²×°
tar zxvf nagios-plugins-1.4.15.tar.gz
cd cd nagios-plugins-1.4.15/
./configure --prefix=/usr/local/nagios --with-nagios-user=nagios --with-nagios-group=nagios
make && make install
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ÕâÊǼà¿Ø±¾»úµÄһЩÐÅÏ¢¡£ÔÚ /usr/local/nagios/etc/objects Ŀ¼Ï±àдһЩcfgÎļþʵÏÖ¶Ô»úÆ÷µÄ¼à¿Ø¡£
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./configure
make all
make install-plugin
make install-daemon
make install-daemon-config
make install-xinetd
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´ËʱÔÚetc/xinetd Ŀ¼ÏÂÓÐnrpeÎļþ£¬ÔÚnagios/etc Ŀ¼ÏÂÓÐnrpe.cfg Îļþ£¬ÔÚnagios/libexe Ŀ¼ÏÂÓÐcheck_nrpe ÎļþµÈµÈ.
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/usr/local/nagios/bin/nrpe -c /usr/local/nagios/etc/nrpe.cfg -d
´ËÃüÁîÉú³ÉµÄÈÕÖ¾»áÔÚ/var/log/message ÖУ¬Èç¹ûûÓгö´í£¬¾Í»ù±¾¸ã¶¨ÁË¡£
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[root@localhost nrpe-2.13]# /usr/local/nagios/libexec/check_nrpe -H localhost
NRPE v2.13
ÏÔʾÁËnrpeµÄ°æ±¾¾Í˵Ã÷nrpe°²×°³É¹¦ÁË¡£
²é¿´nrpe µÄ¶Ë¿Ú5666 ÊÇ·ñ´¦ÓÚ¼àÌý״̬¡£
[root@localhost nrpe-2.13]# netstat -ln | grep 5666
tcp 0 0 0.0.0.0:5666 0.0.0.0:* LISTEN
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nrpeµÄһЩÅäÖÃÎļþ¡£
/etc/xinetd/nrpe ÈçÏÂ
# default: on
# description: NRPE (Nagios Remote Plugin Executor)
service nrpe
{
flags = REUSE
socket_type = stream
port = 5666
wait = no
user = nagios
group = nagios
server = /usr/local/nagios/bin/nrpe
server_args = -c /usr/local/nagios/etc/nrpe.cfg --inetd
log_on_failure += USERID
disable = no
only_from = 127.0.0.1
}
only_from Ò»Ðеĺ¬ÒåÊÇ £ºÔÚonly_from Ìí¼Ó±»¼à¿ØµÄÖ÷»úµÄIPµØÖ·£¬ÖмäÒÔ¿Õ¸ñ¸ô¿ª¡££¨Ó¦¸ÃÊÇÖ÷ÒªÕë¶ÔlinuxÖ÷»ú£©
/usr/local/nagios/etc/nrpe.cfg Îļþ
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allowed_hosts=127.0.0.1 # ¼à¿Ø»úµÄipµØÖ·»òÕßÓòÃû¡£
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±»¼à¿Ø»ú£º nagios-plugin+nrpe
ÔÚ¼à¿Ø»úÖÐÒªÅäÖãº/etc/xinetd/nrpe only_from =±»¼à¿Ø»úµÄipµØÖ·
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ÔÚÕâ֮ǰһ¶¨ÒªÈ·¶¨commands.cfg ÎļþÖÐÒªÓÐcheck_nrpe ÃüÁîµÄ¶¨Òå
ÈçÏÂ#nrpe set
define command{
command_name check_nrpe
command_line /usr/local/nagios/libexec/check_nrpe -H $HOSTADDRESS$ -c $ARG1$
}
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C:\NSClient++>NSClient++ /install
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192.168.164.38/32,192.168.100.3/32,192.168.197.34/32,192.168.1.38/32,192.168.23.37/32
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# 'check_nt' command definition
define command{
command_name check_nt
command_line $USER1$/check_nt -H $HOSTADDRESS$ -p 11272 -v $ARG1$ $ARG2$
}
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