【移动应用开发技术】nagios的安装配置记录

【移动应用开发技术】nagios的安装配置记录

nrpe:nagiosremotepluginexecutable准备工作：yuminstall-ywgethttpdphpgccglibcglibc-commongdgd-develmakenet-snmpopensslopenssl-devel(其中的httpdphp要么都使用yum安装的，要么都重新使用源码编译安装，不然后面会加载不到相关包，导致页面打不开或报错)安装包下载：[root@nagios~]#wget/project/nagios/nagios-3.x/nagios-3.4.4/nagios-3.4.4.tar.gz[root@nagios~]#wget/project/nagiosplug/nagiosplug/1.4.16/nagios-plugins-1.4.16.tar.gz[root@nagios~]#wget/projects/nagios/files/nrpe-2.x/nrpe-2.14/nrpe-2.14.tar.gz/nscp/downloads/0.3.x/NSClient%2B%2B-0.3.9-Win32.zip/0.3.x/NSClient%2B%2B-0.3.9-x64.zip添加用户及组：useraddnagios-pnagiosgroupaddnagcmdusermod-Gnagcmdnagiosusermod-Gnagcmdapacheapache(httpd)的安装配置：（源码编译安装）tarzxvfhttpdcdhttpd./configuremake&&makeinstallvi/usr/local/apache2/conf/httpd.conf[Listen8080]修改端口，记得在防火墙中允许该端口/usr/local/apache2/bin/apachectl-kstart[此为启动源码安装的httpd，若使用了yuminstallhttpd，则servicehttpdstart启动的不是源码安装的，若源码安装的也可以使用service，需要修改配置文件]netstat-lntp查看修改的8080端口是否处于LISTENING，是则启动成功http://ip:8080显示apache页面则正常｛添加命令开机启动设置：echo"/usr/local/apache2/bin/apachectl-kstart">>/etc/rc.d/rc.localrebootnetstat-lntp｝php的重新安装配置：（源码编译安装）/fly1988happy/archive/2011/12/14/2288096.html安装包：phplibxml2tarzxvflibxml2cdlibxml2./configure--prefix=/usr/local/libxml2make&&makeinstall#tarzvxfphp-5.3.8.tar.gz#cdphp-5.3.8#./configure\--prefix=/usr/local/php\--with-mysql=/usr/local/mysql\--with-apxs=/usr/local/apache2/bin/apxs\--with-libxml-dir=/usr/local/libxml2#make#makeinstall#vi/usr/local/apache/conf/httpd.conf找到AddTypeapplication/x-gzip.gz.tgz在其下添加如下内容AddTypeapplication/x-httpd-php.php(.前面有空格)AddTypeapplication/x-httpd-php-source.phps(.前面有空格)cpphp-5.3.8/php.ini.dist/usr/local/php/lib/php.ini(文件在解压出来的安装包中)（如果没有php.ini.dist则把php.ini-developmentphp.ini-production中的任何一个重命名为php.ini.dist即可。）修改php.ini文件register_globals=On（有些没有这个，直接添加即可）serviceapacherestart写一个php测试页info.php，放到apache2/htdocs中。<?phpphpinfo();?>;http://ip:8080/info.php显示出相关信息则php启动正常[nagios页面为php页面]监控端nagios的安装配置nagios目标：可查看到nagioscore[http://ip:port/nagios]tarzxvfnagioscdnagios./configure--with-command-group=nagcmdmakeallmakeinstallmakeinstall-initmakeinstall-configmakeinstall-commandmodemakeinstall-webconf(default:/etc/httpd/conf.d/nagios.cfg此目录为yum安装httpd的路径，若apache为源码编译安装，则需要手动执行命令或建立目录，但这是读取不到的，需要将配置的内容拷贝到httpd.conf中)cp-Rcontrib/eventhandlers//usr/local/nagios/libexec/chown-Rnagios:nagios/usr/local/nagios/libexec/eventhandlersnagios配置文件验证与启动：/usr/local/nagios/bin/nagios-v/usr/local/nagios/etc/nagios.cfg/etc/init.d/nagiosstartchkconfig--addnagioschkconfignagioson|chkconfignagios--level2345onchkconfig--listnagios创建web页面访问用户htpasswd-c/usr/local/nagios/etc/htpasswd.usersnagiosadminhtpasswd/usr/local/nagios/etc/htpasswd.usersnagiostest(第一次创建用-c参数，之后添加登录用户不用参数，直接创建)查看：cat/usr/local/nagios/etc/htpasswd.users安装nagios-plugin:tarzxvfnagios-plugincdnagios-plugin./configure--with-nagios-user=nagios--with-nagios-group=nagiosmake&&makeinstallvi/etc/sysconfig/iptablesserviceiptablesrestartcat/etc/httpd/conf.d/nagios.cfg>>/usr/local/apache2/conf/httpd.confvi/usr/local/apache2/conf/httpd.conf[Listen8080;DirectoryIndexindex.php]/usr/local/nagios/bin/nagios-v/usr/local/nagios/etc/nagios.cfgservicenagiosreloadservicehttpdrestarthttp://ip:port/nagios监控端（nagios服务器）的配置：linux(centos):cdnrpe./configuremakeallmakeinstall-plugin(只需这一步即可，因为只要check_nrpe插件)vi/usr/local/nagios/etc/objects/command.cfg增加以下代码：definecommand{command_namecheck_nrpecommand_line$USER1$/check_nrpe-H$HOSTADDRESS$-c$ARG1$}#只有在command.cfg中定义的命令才可以在service中使用，而check_nrpe的参数arg1只有在被监控端的etc/nrpe.cfg中定义的命令才可以使用service中的命令，对于有参数的，使用！分隔开vi/usr/local/nagios/etc/nagios.cfg添加配置文件路径vi/usr/local/nagios/etc/objects/hosts添加监控对象及服务/usr/local/nagios/bin/nagios-v/usr/local/nagios/etc/nagios.cfgservicenagiosreload或servicenagiosrestart被监控端（nrpe）的配置：linux（centosnode1）:yuminstall-ylrzsz(将监控端的两个安装包传输过来：nagios-plugin,nrpe)rpm-qa|grepgccopensslopenssl-develyuminstall-yopensslopenssl-develtarzxvfnagios-plugin;tarzxvfnrpecdnagios-pluginuseraddnagios-s/sbin/nologin-pnagios./configure--with-nagios-user=nagios--with-nagios-group=nagiosmake&&makeinstallll/usr/local/nagios/--etc/libexec/include/chown-Rnagios:nagios/usr/local/nagioscdnrpe./configure(openssl,openssl-devel)makeallmakeinstall-plugin(不是必须的，用于本机测试，plugin提供命令check_nrpe，相当于ping等命令)makeinstall-daemonmakeinstall-daemon-configmakeinstall-xinetd(用于nrpe的另一种使用方式,即nrpe运行在xinetd下)vi/etc/xinetd.d/nrpe[only_from=23]此处用空格，仅对nrpe运行在xinetd下时有用，至于nrpe使用哪种方式，根据其启动方式定vi/etc/service[添加nrpe5666/tcp使用xinted方式则需要，独立时不需要]vi/usr/local/nagios/etc/nrpe.cfg[allowed_hosts=,54]此处用逗号，仅对独立运行nrpe时有效，xinetd运行下时将被忽略修改防火墙，放开5666端口.serviceiptablesrestart启动nrpe:方式1-独立nrpedaemon：/usr/local/nagios/bin/nrpe-c/usr/local/nagios/etc/nrpe.cfg-dnetstat-lntp或netstat-an|grep5666查看端口是否处于侦听状态方式2-xinetd下servicexinetdstartps-elf|grepnrpenetstat-an|grep5666测试：被监控机上/usr/local/nagios/libexec/check_nrpe-Hlocalhost监控机上/usr/local/nagios/libexec/check_nrpe-H被监控机ip(正常返回nrpe版本号)windows[使用nsclient++与check_nt]【修改nagios.cfg，放开windows.cfg,检查后重启nagios】下载NSClient++解压cdNSClient++NSClient++-installNSClient++SysTrayinstallservice.msc->NSClient++-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