php多线程（win系统无法启动）

  1 !defined('QY_JK_API_ROOT') && die('VOID');
  2 
  3 declare(ticks=1);
  4 class thread{
  5     public $MaxTask = 5;            //最大任务包数
  6     public $TaskPackag = array();    //任务包列表
  7     public $CurrentPackId = 0;        //当前任务包Id
  8     public $MaxProcesses = 25;        //最大线程数
  9     public $CurrentList = array();    //当前处理的线程
 10     public $SignalList = array();    //当前处理的线程信号
 11     public $TaskList = array();        //任务列表
 12     public $MaxRetryNum = 3;        //重试发送最大次数
 13     
 14     public function __construct()
 15     {
 16         pcntl_signal(SIGCHLD, array($this, "ChildSgHand"));
 17     }
 18     
 19     //子线程信号句柄
 20     public function ChildSgHand($Signo, $Pid=null, $Status=null)
 21     {
 22         if(!$Pid)
 23         {
 24             $Pid = pcntl_waitpid(-1, $Status, WNOHANG);
 25         }
 26         //检测子进程是否退出
 27         while($Pid > 0)
 28         {
 29             if($Pid && isset($this -> CurrentList[$Pid]))
 30             {
 31                 $ExitCode = pcntl_wexitstatus($Status);
 32                 if($ExitCode == 0)
 33                 {
 34                     //执行完成
 35                     unset($this -> CurrentList[$Pid]);
 36                     $this -> ExecRun();
 37                 }
 38             }else if($Pid){
 39                 //添加队列
 40                 $this -> SignalList[$Pid] = $Status;
 41             }
 42             $Pid = pcntl_waitpid(-1, $Status, WNOHANG);
 43         }
 44         return true;
 45     }
 46     
 47     //是否可以fork
 48     public function IsFork()
 49     {
 50         $Return = false;
 51         $CurrentNum = count($this -> CurrentList);
 52         if($CurrentNum < $this -> MaxProcesses) $Return = true;
 53         return $Return;
 54     }
 55     
 56     //启动线程任务
 57     public function ExecRun()
 58     {
 59         if(count($this -> TaskList) < 1) return true;
 60         while($this -> IsFork()){
 61             $TaskKey = key($this -> TaskList);
 62             $TaskVal = $this -> TaskList[$TaskKey];
 63             unset($this -> TaskList[$TaskKey]);
 64             $this -> ToFork($TaskVal, $this -> CurrentPackId);
 65             if(count($this -> TaskList) < 1) break;
 66         }
 67     }
 68     
 69     //是否可以读取任务包
 70     public function IsReadTask()
 71     {
 72         $Return = false;
 73         $TaskPackagNum = count($this -> TaskPackag);
 74         if($TaskPackagNum < $this -> MaxTask) $Return = $this -> MaxTask - $TaskPackagNum;
 75         return $Return;
 76     }
 77     
 78     //读取任务包
 79     public function ReadTask()
 80     {
 81         if($Size = $this -> IsReadTask())
 82         {
 83             //载入任务包
 84             $TaskPack = $this -> MysqlReadTaskPack($Size);
 85             if(IsType($TaskPack, 'array'))
 86             {
 87                 $DBLink = false;
 88                 foreach($TaskPack as $Key => $Val)
 89                 {
 90                     if(!isset($this -> TaskPackag[$Val['tl_sysid']]))
 91                     {
 92                         if(!$this -> IsReadTask()) break;
 93                         if(!$DBLink) $DBLink = MysqlGetLink();
 94                         if(!$DBLink) break;
 95                         $sql = 'update '.MysqlGetTab('task_list').' set tl_state=2 where tl_sysid=\''.$Val['tl_sysid'].'\' and tl_state=0';
 96                         if(!mysql_query($sql, $DBLink)) break;
 97                         $this -> TaskPackag[$Val['tl_sysid']] = $Val;
 98                     }
 99                 }
100                 if($DBLink) mysql_close($DBLink);
101             }
102         }
103         return true;
104     }
105     
106     //开始任务
107     public function Start()
108     {
109         $this -> ReadTask();
110         $this -> LoadTask();
111         $this -> ExecRun();
112         $this -> Result();
113     }
114     
115     //是否结束进程
116     public function IsExit()
117     {
118         return Exists(QY_JK_API_ROOT.'exit', 'file') ? true : false;
119     }
120     
121     //载入任务包
122     public function LoadTask()
123     {
124         if(count($this -> CurrentList) < 1 && count($this -> TaskPackag) > 0){
125             $TaskPackKey = key($this -> TaskPackag);
126             $this -> CurrentPackId = intval($TaskPackKey);
127             $this -> TaskList = $this -> TaskPackag[$TaskPackKey]['tl_list'];
128             unset($this -> TaskPackag[$TaskPackKey]);
129             if(IsType($this -> TaskList, 'array')) return true;
130         }
131         return false;
132     }
133     
134     //任务处理结果
135     public function Result()
136     {
137         while(true){
138             if($this -> IsExit())
139             {
140                 break;
141                 exit;
142             }
143             //子进程执行完成
144             if(count($this -> CurrentList) < 1)
145             {
146                 $this -> ReceiveTaskPack($this -> CurrentPackId);    //发送结果到服务
147                 $this -> CurrentPackId = 0;
148                 $this -> LoadTask();        //载入新任务包
149                 $this -> ExecRun();            //启动线程任务
150                 $this -> ReadTask();
151             }
152             usleep(100);
153         }
154     }
155     
156     //开线程
157     protected function ToFork($TaskVal, $PackId)
158     {
159         if(!isset($TaskVal['TYPE'])||!isset($TaskVal['VALUE'])) return true;
160         $Pid = pcntl_fork();
161         if($Pid == -1)
162         {    //运行失败
163             return false;
164         }else if($Pid){
165             //父进程
166             $this -> CurrentList[$Pid] = $TaskVal;
167             if(isset($this -> SignalList[$Pid]))
168             {
169                 $this -> ChildSgHand(SIGCHLD, $Pid, $this -> SignalList[$Pid]);
170                 unset($this -> SignalList[$Pid]);
171             }
172         }else{
173             //子进程-处理任务
174             $Server = new server();
175             $TaskData = array();
176             switch(strtolower(trim($TaskVal['TYPE'])))
177             {
178                 case 'ping' : {
179                     $TaskData = $Server -> GetPing($TaskVal['VALUE'], isset($TaskVal['COUNT'])?$TaskVal['COUNT']:NULL);
180                     break;
181                 }
182                 case 'smtp' : {
183                     $TaskData = $Server -> GetSmtp($TaskVal['VALUE'], isset($TaskVal['PORT'])?$TaskVal['PORT']:NULL);
184                     break;
185                 }
186                 case 'udp' : {
187                     $TaskData = $Server -> GetUdp($TaskVal['VALUE'], isset($TaskVal['PORT'])?$TaskVal['PORT']:NULL, isset($TaskVal['SEND'])?$TaskVal['SEND']:NULL, isset($TaskVal['BACK'])?$TaskVal['BACK']:NULL);
188                     break;
189                 }
190                 case 'tcp' : {
191                     $TaskData = $Server -> GetTcp($TaskVal['VALUE'], isset($TaskVal['PORT'])?$TaskVal['PORT']:NULL);
192                     break;
193                 }
194                 case 'http' : {
195                     $TaskData = $Server -> GetHttp($TaskVal['VALUE']);
196                     break;
197                 }
198                 case 'https' : {
199                     $TaskData = $Server -> GetHttps($TaskVal['VALUE']);
200                     break;
201                 }
202                 case 'ftp' : {
203                     $TaskData = $Server -> GetFtp($TaskVal['VALUE'], isset($TaskVal['USER'])?$TaskVal['USER']:NULL, isset($TaskVal['PASS'])?$TaskVal['PASS']:NULL);
204                     break;
205                 }
206                 case 'dns' : {
207                     $TaskData = $Server -> GetDns($TaskVal['VALUE']);
208                     break;
209                 }
210             }
211             //记录数据结果
212             $this -> MysqlAddTaskResult($TaskVal, $PackId, $TaskData);
213             exit(0);
214         }
215         return true;
216     }
217     
218     //读取任务包
219     public function MysqlReadTaskPack($Size=1)
220     {
221         //获取数据库连接
222         $DBLink = MysqlGetLink();
223         if(!$DBLink) return false;
224         $sql = 'select * from '.MysqlGetTab('task_list').' where tl_state=0 limit 0 , '.@intval($Size);
225         $result = false;
226         if(!$result = mysql_query($sql, $DBLink)) return false;
227         $return = false;
228         while($array = mysql_fetch_array($result))
229         {
230             $return[] = array('tl_sysid' => $array['tl_sysid'], 'tl_sum' => $array['tl_sum'], 'tl_list' => unserialize($array['tl_list']));
231         }
232         mysql_close($DBLink);
233         return $return;
234     }
235     
236     //添加任务结果Mysql
237     public function MysqlAddTaskResult($TaskVal, $PackId, $TaskData)
238     {
239         //获取数据库连接
240         $DBLink = MysqlGetLink();
241         if(!$DBLink) return false;
242         $sql = 'insert into '.MysqlGetTab('task_result').' (tr_sysid, tr_tl_sysid, tr_data, tr_result, tr_state) values ('.$TaskVal['sysid'].','.$PackId.',\''.serialize($TaskVal).'\',\''.serialize($TaskData).'\',0)';
243         if(!mysql_query($sql, $DBLink)) return false;
244         mysql_close($DBLink);
245         return true;
246     }
247     
248     //发回任务包
249     public function ReceiveTaskPack($PackId)
250     {
251         $PackId = @intval($PackId);
252         if($PackId < 1) return false;
253         //获取数据库连接
254         $DBLink = MysqlGetLink();
255         if(!$DBLink) return false;
256         $sql = 'update '.MysqlGetTab('task_list').' set tl_state=1 where tl_sysid=\''.$PackId.'\' and tl_state=2';
257         if(!mysql_query($sql, $DBLink)) return false;
258         $sql = 'select * from '.MysqlGetTab('task_result').' where tr_tl_sysid='.$PackId.' and tr_state=0';
259         $result = false;
260         if(!$result = mysql_query($sql, $DBLink)) return false;
261         $return = false;
262         $resultdata = $tmpdata = array();
263         while($array = mysql_fetch_array($result))
264         {
265             $tmpdata = unserialize($array['tr_data']);
266             $tmpdata['DATA'] = unserialize($array['tr_result']);
267             $resultdata[] = $tmpdata;
268             $tmpdata = array();
269         }
270         $sql = 'update '.MysqlGetTab('task_result').' set tr_state=1 where tr_tl_sysid='.$PackId.' and tr_state=0';
271         if(!mysql_query($sql, $DBLink)) return false;
272         $param = array(
273             'action' => 'sendtaskresult',
274             //任务id
275             'taskid' => $PackId,
276             'tasksum' => count($resultdata),
277             'tasklist' => serialize($resultdata)
278         );
279         $this -> SendResult($DBLink, $param, $PackId, 1);    //处理发送回服务器结果
280         return true;
281     }
282     
283     //处理发送回服务器结果
284     public function SendResult($DBLink, $param, $PackId, $Count)
285     {
286         try{
287             $result = receive($param);
288             if(strlen($result['type']) == 3)
289             {
290                 if($result['type']{0} == '2')            //成功
291                 {
292                     if($result['data']['checktaskresult'])
293                     {
294                         $sql = 'delete from '.MysqlGetTab('task_list').' where tl_sysid=\''.$PackId.'\' and tl_state=1';
295                         if(!mysql_query($sql, $DBLink)) return false;
296                         $sql = 'delete from '.MysqlGetTab('task_result').' where tr_tl_sysid='.$PackId.' and tr_state=1';
297                         if(!mysql_query($sql, $DBLink)) return false;
298                     }
299                 }
300                 elseif($result['type']{0} == '4')        //失败
301                 {
302                     if($Count < $this -> MaxRetryNum) $this -> SendResult($param, $PackId, $Count++);
303                 }
304             }
305         }catch(Exception $E){
306             //die($E -> getMessage());
307         }
308         if(isset($DBLink) && $DBLink) mysql_close($DBLink);
309     }
310 }
posted @ 2012-01-17 16:04 祥辉阅读(338) 评论(0) 编辑收藏举报
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php多线程（win系统无法启动）

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