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C++&python实现动态更新nagios配置[原创]

root , 2009/05/03 23:21 , C/C++ , 评论(1) , 阅读(9719) , Via 本站原创

功能：根据获取到的服务器信息(数据来源格式为XML)动态去更新nagios配置。
C++部分

***************************************************************************
 *   Copyright (C) 2009 by liuts   *
 *   liutiansi@gmail.com*
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#include 
#include 
#include 
#include "tinyxml.h"
#include "tinyxml.cpp"
#include "tinystr.h"
#include "tinystr.cpp"
#include "tinyxmlparser.cpp"
#include "tinyxmlerror.cpp"
using namespace std;

class nagios_rsync {

public:
  nagios_rsync(char *sys_par);
  ~nagios_rsync ();
  string hostgroups (string hostgroup_name,string members);
  string hosts (string members,string sysos);
  string services (string members);
  string writefile (string filename,string addstring);
  string (*displayXmlDocument_class (string filename))[2];
  string (*displayXmlDocument_info (string filename))[3];
  void produfile();

private:
  char *sysargc;
  string (*p_class)[2];
  string (*p_info)[3];
  bool servernum;
  string service_str;
  string hostgroups_str;
  string server_str;
  string serveros_str;
  string host_str;
  string ClassInfo[50][2];
  string ServerInfo[800][3];
};

//构造func,传入更新标志；
nagios_rsync::nagios_rsync (char *sys_par) 
{
 servernum=false;
 service_str="Switch,";
 hostgroups_str="";
 server_str="";
 serveros_str="";
 host_str="define host{\n";

host_str+="    name                            windows-server    ; The name of this host template\n";
 host_str+="    use                             generic-host    ; This template inherits other values from the generic-host template\n";
 host_str+="    check_period                    24x7            ; By default, Linux hosts are checked round the clock\n";
 host_str+="    max_check_attempts              10              ; Check each Linux host 10 times (max)\n";
 host_str+="    check_command                   check-host-alive ; Default command to check Linux hosts\n";
 host_str+="    notification_period             workhours       ; Linux admins hate to be woken up, so we only notify during the day\n";
 host_str+="                                                     ; Note that the notification_period variable is being overridden from\n";
 host_str+="                                                    ; the value that is inherited from the generic-host template!\n";
 host_str+="    #notification_interval           120             ; Resend notification every 2 hours\n";
 host_str+="    notification_interval      780\n";
 host_str+="    notification_options            d,u,r           ; Only send notifications for specific host states\n";
 host_str+="    contact_groups                  admins          ; Notifications get sent to the admins by default\n";
 host_str+="    register                        0               ; DONT REGISTER THIS DEFINITION - ITS NOT A REAL HOST, JUST A TEMPLATE!\n";
 host_str+="    notification_period        24x7\n";
 host_str+="}\n";
 sysargc=sys_par;
 displayXmlDocument_class("./NagiosServerClass.xml");
 displayXmlDocument_info("./NagiosServerInfo.xml");
}

//类虚构func，销毁创建的指针；
nagios_rsync::~nagios_rsync ()
{
 free(p_class);
 free(p_info);
 delete ClassInfo;
 delete ServerInfo;
}

//生成hostgroups.cfg串方法；
string nagios_rsync::hostgroups(string hostgroup_name,string members)
{
 string hostgroupsstr="";
 hostgroupsstr+="define hostgroup{\n";
 hostgroupsstr+="    hostgroup_name    "+hostgroup_name+"\n";
 hostgroupsstr+="    alias\n";
 hostgroupsstr+="    members    "+members+"\n";
 hostgroupsstr+="}\n";
 return hostgroupsstr;
}

//生成hosts.cfg串方法；
string nagios_rsync::hosts(string members,string sysos)
{
 string hosts="";
 hosts+="define host{\n";
 hosts+="    use        "+sysos+"\n";
 hosts+="    host_name  "+members+"\n";
 hosts+="    alias      "+members+"\n";
 hosts+="    address    "+members+"\n";
 hosts+="}\n";
 return hosts;
}

//生成service.cfg串方法；
string nagios_rsync::services(string members)
{
 string services="";
 services+="define service{\n";
 services+="    use                    local-service\n";
 services+="    hostgroup_name         "+members+"\n";
 services+="    service_description    PING\n";
 services+="    check_command          check_ping!200.0,20%!600.0,60%\n";
 services+="    normal_check_interval  5\n";
 services+="    retry_check_interval   1\n";
 services+="}\n";
 return services;
}

//写配置文件方法，形参为文件名及串；
string nagios_rsync::writefile(string filename,string addstring)
{
 string mainpath="/nagios/etc/"+filename;
 ofstream FileObject;
 FileObject.open(mainpath.c_str(),ios::app);
 FileObject<    FileObject.close();
 return "1";
}

//获取XML分类文件到指针；
string (*nagios_rsync::displayXmlDocument_class(string filename))[2]
{
 TiXmlDocument doc(filename.c_str());
 doc.LoadFile();
 TiXmlElement *root_r = doc.RootElement();
 int i=0;
 for(TiXmlNode *node = root_r->FirstChild(); node; node = node->NextSibling())
 {
  //遍历输出子节点名称及值;
  TiXmlNode *child = node->FirstChild();
  int j=0;
  while(child)
  {
   ClassInfo[i][j]=child->Value();
   int type = child->Type();
   if (type == TiXmlNode::ELEMENT)
   {
    ClassInfo[i][j]=child->ToElement()->GetText();
   }
   child = node->IterateChildren(child);
   j+=1;
  }
  i+=1;
 }
 p_class=ClassInfo;
}

//获取XML文件服务器信息数据到指针；
string (*nagios_rsync::displayXmlDocument_info(string filename))[3]
{
 TiXmlDocument doc(filename.c_str());
 doc.LoadFile();
 TiXmlElement *root_r = doc.RootElement();
 //static vector > ClassInfo(m,vector(n));
 int i=0;
 for(TiXmlNode *node = root_r->FirstChild(); node; node = node->NextSibling())
 {
  //遍历输出节点属性名称及值;
  if (node->Type() == TiXmlNode::ELEMENT)
  {
   for(TiXmlAttribute *attr = node->ToElement()->FirstAttribute(); attr; attr = attr->Next())
   {
    cout << "    " << attr->Name() << " =: " << attr->Value() << endl;
   }
  }
  //遍历输出子节点名称及值;
  TiXmlNode *child = node->FirstChild();
  int j=0;
  while(child)
  {
   ServerInfo[i][j]=child->Value();
   int type = child->Type();
   if (type == TiXmlNode::ELEMENT)
   {
    ServerInfo[i][j]=child->ToElement()->GetText();
   }
   child = node->IterateChildren(child);
   j+=1;
  }
  i+=1;
 }
 p_info=ServerInfo;
}
//遍历处理两个指针；
void nagios_rsync::produfile()
{
 int i=0;
 int j=0;
 //遍历分类指针；
 for (i=0;i<50;i++)
  //过滤空元素；
  if (*(*(p_class+i)+0)!="")
  {
   //遍历主机信息指针；
   for (j=0;j<800;j++)
    //过滤空元素；
    if (*(*(p_info+j)+0)!="")
    {
     //获取主机IP，逗号分隔；
     if (*(*(p_info+j)+1)==*(*(p_class+i)))
     {
      server_str+= *(*(p_info+j))+",";
      servernum=true;
     }
     
     if ((sysargc[0]=='1' or sysargc[0]=='3') and i==0)
     {
      //获取服务器IP及OS并写入hosts.cfg文件；
      host_str+=hosts(*(*(p_info+j)),*(*(p_info+j)+2));
      writefile("hosts.cfg",host_str);
      host_str="";
     }
    }
    else break;
   //当分类成员不为空时，获取分类串，逗号分隔；
      if ((sysargc[0]=='2' or sysargc[0]=='3') and servernum==true)
   {
    service_str+=*(*(p_class+i)+1)+",";
   }

//获取分类名及该分类主机IP到串，忽略主机为空的分类；
   if (server_str!="")
   {
    hostgroups_str=hostgroups(*(*(p_class+i)+1),server_str);
    writefile("hostgroups.cfg",hostgroups_str);
    hostgroups_str="";
    server_str="";
   }
   servernum=false;
  }
  else break;

//写入service.cfg文件；
 writefile("services.cfg",services(service_str));
}

//类入 口main()，接受用户参数；
int main(int argc, char *argv[])
{
 char *sysargc;
 sysargc=argv[1];
 nagios_rsync app(sysargc);
 app.produfile();
 return 0;
}

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Tags: nagios

Ubuntu 9.04 软件源更新设置指南

root , 2009/05/01 23:19 , Ubuntu , 评论(0) , 阅读(5932) , Via 本站原创

备份软件源：
sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup

编辑软件源：
sudo gedit /etc/apt/sources.list

将里面的内容通通删掉，然后将下面的信息粘帖进去：
Archive.ubuntu.com更新服务器（欧洲，此为官方源，电信网通用户使用)：

deb http://archive.ubuntu.com/ubuntu/ jaunty main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jaunty-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jaunty-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jaunty-proposed main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jaunty-backports main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ jaunty main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ jaunty-security main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ jaunty-updates main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ jaunty-proposed main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubuntu/ jaunty-backports main restricted universe multiverse

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Tags: ubuntu源

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C++&python实现动态更新nagios配置[原创]

Ubuntu 9.04 软件源更新设置指南

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