wheat 发表于 2019-1-16 10:58:24

用nagios监控linux和windows服务器(六)

  九、使用NDOUtils将Nagios监控信息存入mysql
  1.做好Mysql库文件lib和include文件的连接(这点很重要)
  ln -s /usr/lib/mysql/* /usr/lib
  ln -s /usr/include/mysql/* /usr/include
  echo '/usr/lib' >> /etc/ld.so.conf
  ldconfig -v
  2.创建ndo的mysql 数据库及用户
  mysql -u root -p123456
  mysql> create database nagios;
  mysql> grant select,insert,update,delete on nagios,* to ndouser@localhost identified by 'ndopassword';
  mysql> flush privileges;
  mysql> exit
  3.安装并配置ndoutils
  cd /tmp
  tar -zxvf ndoutils-1.4b7.tar.gz
  cd ndoutils-1.4b7
  ./configure –enable-mysql
  # 执行完成后,注意向上看看打印出的信息,看看是否找到了MySQL的库文件和include文件。
  make
  cd src/
  # 我的Nagios是3.0.5,所以拷贝的是ndomod-3x.o、ndo2db-3x,如果你的是2.X.x请拷贝ndomod-2x.o、ndo2db-2x。
  cp ndomod-3x.o ndo2db-3x log2ndo file2sock /usr/local/nagios/bin
  cd ../db
  ./installdb -u root -p baihe.com -d nagios
  #拷贝配置文件
  cd ../config
  cp ndo* /usr/local/nagios/etc/
  # 修改/usr/local/nagios/etc/ndo2db.cfg文件的数据库信息。
  vi /usr/local/nagios/etc/ndo2db.cfg
  db_user=nagiosndo
  db_pass=password123
  # 复制下面内容粘贴到/usr/local/nagios/etc/nagios.cfg配置文件的#broker_module=…下面。
  # Uncomment the line below if you’re running Nagios 3.x
  broker_module=/usr/local/nagios/bin/ndomod-3x.o config_file=/usr/local/nagios/etc/ndomod.cfg
  4.启动ndo2db
  /usr/local/nagios/bin/ndo2db-3x -c /usr/local/nagios/etc/ndo2db.cfg
  #设置开机启动
  echo '/usr/local/nagios/bin/ndo2db-3x -c /usr/local/nagios/etc/ndo2db.cfg' >> /etc/rc.local
  5.重新启动nagios
  /usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfg
  service nagios restart
  6.查看系统日志是否有错误信息
  tail -30 /var/log/messages
  正确信息如下:
  Nov 27 14:09:26 tech nagios: ndomod: NDOMOD 1.4b7 (10-31-2007) Copyright (c) 2005-2007 Ethan Galstad (nagios@nagios.org)
  Nov 27 14:09:26 tech nagios: ndomod: Successfully connected to data sink. 0 queued items to flush.
  Nov 27 14:09:26 tech nagios: Event broker module ‘/usr/local/nagios/bin/ndomod-3x.o’ initialized successfully.
  Nov 27 14:09:26 tech nagios: Finished daemonizing… (New PID=18848)
  7.查看nagios日志,看是否正常启动
  tail -20 /usr/local/nagios/var/nagios.log
  正确信息如下:
   ndomod: NDOMOD 1.4b7 (10-31-2007) Copyright (c) 2005-2007 Ethan Galstad (nagios@nagios.org)
   ndomod: Successfully connected to data sink. 0 queued items to flush.
   Event broker module ‘/usr/local/nagios/bin/ndomod-3x.o’ initialized successfully.
   Finished daemonizing… (New PID=18848)
  8.如何用NDOUtils将多个Nagios实例的性能数据写入一个数据库?
  配置方法类似于上面的单实例单数据库模式,只是在装第二个实例时省去安装DB一步,并需要修改/usr/local/nagios/etc/ndomod.cfg中的实例名。
  实例名默认为instance_name=default,如果有多个实例必需修改成不同的实例名。
  如:instance_name=nagios1
  注意修改/usr/local/nagios/etc/ndo2db.cfg中数据库连接的相关配置。
  十、安装使用Nagvis插件
  1.安装和配置PHP5
  1).安装libxml2
  cd /tmp
  tar zxvf libxml2-2.6.31.tar.gz
  cd libxml2-2.6.31
  ./configure –prefix=/usr/local/libxml2
  make
  make install
  cp xml2-config /usr/bin
  2).安装php5
  tar zxvf php-5.2.5.tar.gz
  cd php-5.2.5
  ./configure --prefix=/usr/local/php5 --with-mysql=/var/lib/mysql --with-apxs2=/usr/local/apache2/bin/apxs --with-jpeg-dir=/usr/local/jpeg6 --with-freetype-dir=/usr/local/freetype --with-zlib --with-png-dir=/usr/local/libpng --with-libxml-dir=/usr/local/libxml2 --with-gd=/usr/local/libgd --enable-ftp --enable-sockets
  make
  make install
  3).配置php
  cp php.ini-dict /usr/local/php5/lib/php.ini
  vi /usr/local/apache2/conf/httpd.conf
  加载php模块,去掉注释,我的版本是缺省就启用的。
  LoadModule php5_module modules/libphp5.so
  加上下面两行
  AddType application/x-httpd-php .php .phtml
  AddType application/x-httpd-php-source .phps
  4).安装zend
  tar -zxvf ZendOptimizer-3.3.0a-linux-glibc21-i386.tar.gz
  cd ZendOptimizer-3.3.0a-linux-glibc21-i386
  ./install
  注:安装过程中需要输入php.ini所在的目录



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