ippbx_info.inc.php

程控电话交换机的状态检测的接口模块函数。

<?php                                                                                                                         

/* 
 *Function was counted Cpu used rate 
 */                                                                                                                          
function getCPUUsed(){                                                                                                                                                                                                       
    $retrun_array=array();                                                                                                  
	/*提取/proc/stat目录下的输出信息到$retrun_array*/                                                                        
    exec("cat /proc/stat | awk '/cpu /{print $0}'",$retrun_array);                                                         
	/* 将retrun_array[0]中的信息cpu  150663 0 91848 34685691以空格分解为字符串存储*/                                                                                                           
	$save= explode(" ",$retrun_array[0]); //save[0]=cpu                                                                                
    $save_user=$save[2]+$save[3];//save[2]=150663;save[3]=0                                                                                                                                                           
    $save_system=$save[4]; //save[4]=91848                                                                                                                                                                                         
    $save_total=$save[2]+$save[3]+$save[4]+$save[5]; //34928202 cpu的总主频                                                                            
    unset($retrun_array); //清空数组                                                                                                                                                                                     
    exec("sleep 1s"); //休息一秒（计算Cpu利用率的时间间隔，即以一秒为单位计算Cpu的利用率 ）                                                                
	/*重复之前计算*/                                                                                                        
    exec("cat /proc/stat | awk '/cpu /{print $0}'",$retrun_array);                                                                                                                                                      
    $cpu= explode(" ",$retrun_array[0]); //cpu  151070 0 92170 34844652                                                                                                                                                        
    $cpu_user=$cpu[2]+$cpu[3];                                                                                                          
    $cpu_system=$cpu[4];                                                                                                                
    $cpu_total=$cpu[2]+$cpu[3]+$cpu[4]+$cpu[5];                                                                                         
    /*两次计算的差值*/                                                                                                                    
    $delta_user=$cpu_user - $save_user;                                                                                                 
    $delta_system= $cpu_system - $save_system;                                                                                          
    $delta_total=$cpu_total - $save_total;                                                                                                                                                                               
    $user=$delta_user*100/$delta_total;  //1秒内用户态Cpu的使用率                                                                                               
    $system=$delta_system*100/$delta_total; //1秒内内核态Cpu的使用率                                                         
	/*取整处理,1秒内Cpu的总使用率*/                                                                                                                                                                                        
    $res=round($user+$system);                                                                                                                                               
    return $res;                                                                                              
}                                                                                                                                                                                                                                                     
/* 
 *Function was counted Memory used rate
 */                                                                                                                                 
function getMemoryused(){                                                                                                                                 
    if (FALSE === ($str = @file("/proc/meminfo"))){                                                                                                                                     
		echo "return FALSE"; return FALSE;		                                                                                                                    
		}  //如果索取内存的使用信息出错则返回                                                                                                                                              
	$str = implode("", $str);                                                                                                    
    preg_match_all("/MemTotal\s{0,}\:+\s{0,}([\d\.]+).+?MemFree\s{0,}\:+\s{0,}([\d\.]+).+?Cached\s{0,}\:+\s{0,}([\d\.]+)/s", $str, $buf);//提取MemTotal、MemFree、Cached字段后面的对应信息
    $res['memTotal'] =$buf[1][0]/1024;                                                                                       
    $res['memFree'] =$buf[2][0]/1024;                                                                                        
    $res['Cached'] =$buf[3][0]/1024;                                                                                                 
    $res['memUsed'] = ($res['memTotal']-$res['memFree']-$res['Cached']);                                                                               
    $res['memPercent'] = (floatval($res['memTotal'])!=0)?$res['memUsed']/$res['memTotal']*100:0;                               
    $res['memPercent']=round($res['memPercent']);	                                                                                                                        
	return $res['memPercent'];                                                                                                                           
}                                                                                                                                                                                                                                               
/* 
 *Function was counted Disk used rate
 */                                                                                                                        
function getDiskused(){                                                                                                                                                                                                                             
    /*返回磁盘的总空间，disk_total_space("/")返回的为根目录下的磁盘总空间，即为总的硬盘大小*/                                            
    $res['diskspaceTotal']=(@disk_total_space(".")/(1024*1024));                                                               
    /*返回磁盘空闲的空间，disk_free_space("/")，返回磁盘总剩余空间*/                                                                      
    $res['diskspaceFree']=(@disk_free_space(".")/(1024*1024));                                                                 
    /*算出硬盘使用率*/                                                                                                                            
    $res['diskspaceprent']=(floatval($res['diskspaceTotal'])!=0)?($res['diskspaceTotal']-$res['diskspaceFree'])/$res['diskspaceTotal']*100:0;                                                                                                                                                  
	$res['diskspaceprent']=round($res['diskspaceprent']);                                                                                            
    return $res['diskspaceprent'];                                                                                              
}                                                                                                                                                                                                                                                
/* 
 *Function was judged Network state and bandwidth
 */                                                                                              

function getNetStatus(){                                                                                                                                         
     /*
	  *判断网络带宽
	  */                                                                                                                      
     function judged_base($str){                                                                                                                                                                                                          
       if(substr($str,0,2)==10)  //判断是否是10M带宽                                                                                                    
          $eth_base=10;                                                                                                                
       else if(substr($str,0,3)==100)  //判断是否是100M带宽                                                                                         
          $eth_base=100;                                                                                                            
       else $eth_base=false;                                                                                                       
       return $eth_base;                                                                                                       
	   }                                                                                                                         
     /* 
	  *判断网络状态
	  */                                                                                                             
     $retrun_array=array();                                                                                                              
     exec("/opt/avx/bin/mii-tool | awk '{print $0}'",$retrun_array);  //执行mii-tool并取得输出信息到$retrun_array                                                                              
     $save_eth0= explode(" ",$retrun_array[0]); //将数组中的长字符串分解为以空格隔开的短字符串                                                                                         
     $eth0_base=judged_base($save_eth0[3]);                                                                          
	 /*判断eth0的状态*/                                                                                                      
     if($eth0_base==false && $save_eth0[5]==NULL ){                                                                                      
        $eth0_state=0;                                                                                                                      
        $eth0_base="link_faile";                                                                                                            
		}                                                                                                                                   
     else                                                                                                                       
        $eth0_state=1;                                                                                                                      
     $save_eth1= explode(" ",$retrun_array[1]);                                                                                          
     $eth1_base=judged_base($save_eth1[3]);                                                                                
     /*判断eth1的状态*/                                                                                                     
     if($eth1_base==false && $save_eth1[5]==NULL ){                                                                                      
        $eth1_base="link_faile";                                                                                                    
        $eth1_state=0;                                                                                                             
		}                                                                                                                                   
     else                                                                                                                                
     $eth1_state=1;                                                                                                                                                                                                                /*返回格式array[0]=1/0:10/link_faile，返回格式array[1]=1/0:10/link_faile（“/”表示或的关系）*/                                                                          
     return $ret=array($eth0_state .":".$eth0_base,$eth1_state .":".$eth1_base );                                          
}                                                                                                                             
?>