{"id":419,"title":"php socket\u5b9e\u4f8b","good":0,"bad":0,"hit":1908,"created_at":"2019-01-31 09:54:42","content":"<p>\u670d\u52a1\u5668\u7aef\u4ee3\u7801\uff1a<\/p><pre class=\"brush:php;toolbar:false\">&lt;?php\n\/**\n&nbsp;*&nbsp;\u8bf4\u660e:socket\u670d\u52a1\u7aef\n&nbsp;*\n&nbsp;*&nbsp;Date:&nbsp;2019\/1\/30\n&nbsp;*&nbsp;Time:&nbsp;17:33\n&nbsp;*\/\n\/\/AF_INET&nbsp;IPv4&nbsp;\u7f51\u7edc\u534f\u8bae\u3002TCP&nbsp;\u548c&nbsp;UDP&nbsp;\u90fd\u53ef\u4f7f\u7528\u6b64\u534f\u8bae\u3002\n\/\/SOCK_STREAM&nbsp;\u63d0\u4f9b\u4e00\u4e2a\u987a\u5e8f\u5316\u7684\u3001\u53ef\u9760\u7684\u3001\u5168\u53cc\u5de5\u7684\u3001\u57fa\u4e8e\u8fde\u63a5\u7684\u5b57\u8282\u6d41\u3002\u652f\u6301\u6570\u636e\u4f20\u9001\u6d41\u91cf\u63a7\u5236\u673a\u5236\u3002TCP&nbsp;\u534f\u8bae\u5373\u57fa\u4e8e\u8fd9\u79cd\u6d41\u5f0f\u5957\u63a5\u5b57\n\/\/\u5982\u679c\u6240\u9700\u7684\u534f\u8bae\u662f&nbsp;TCP&nbsp;\u6216&nbsp;UDP\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u5e38\u91cf&nbsp;SOL_TCP&nbsp;\u548c&nbsp;SOL_UDP\n$socket=socket_create(AF_INET,SOCK_STREAM,SOL_TCP);\n\/*\u7ed1\u5b9a\u63a5\u6536\u7684\u5957\u63a5\u6d41\u4e3b\u673a\u548c\u7aef\u53e3,\u4e0e\u5ba2\u6237\u7aef\u76f8\u5bf9\u5e94*\/\nif(socket_bind($socket,&#39;127.0.0.1&#39;,8888)&nbsp;==&nbsp;false){\n&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;&#39;server&nbsp;bind&nbsp;fail:&#39;.socket_strerror(socket_last_error());\n&nbsp;&nbsp;&nbsp;&nbsp;\/*\u8fd9\u91cc\u7684127.0.0.1\u662f\u5728\u672c\u5730\u4e3b\u673a\u6d4b\u8bd5\uff0c\u4f60\u5982\u679c\u6709\u591a\u53f0\u7535\u8111\uff0c\u53ef\u4ee5\u5199IP\u5730\u5740*\/\n}\n\/\/\u76d1\u542c\u5957\u63a5\u6d41,4\u8868\u793a\u8fde\u63a5\u961f\u5217\u5141\u8bb8\u7684\u6700\u5927\u5ba2\u6237\u7aef\u8fde\u63a5\u6570\nif(socket_listen($socket,4)==false){\n&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;&#39;server&nbsp;listen&nbsp;fail:&#39;.socket_strerror(socket_last_error());\n}\n\/\/\u8ba9\u670d\u52a1\u5668\u65e0\u9650\u83b7\u53d6\u5ba2\u6237\u7aef\u4f20\u8fc7\u6765\u7684\u4fe1\u606f\ndo{\n&nbsp;&nbsp;&nbsp;&nbsp;\/*\u63a5\u6536\u5ba2\u6237\u7aef\u4f20\u8fc7\u6765\u7684\u4fe1\u606f*\/\n&nbsp;&nbsp;&nbsp;&nbsp;$accept_resource&nbsp;=&nbsp;socket_accept($socket);\n&nbsp;&nbsp;&nbsp;&nbsp;\/*socket_accept\u7684\u4f5c\u7528\u5c31\u662f\u63a5\u53d7socket_bind()\u6240\u7ed1\u5b9a\u7684\u4e3b\u673a\u53d1\u8fc7\u6765\u7684\u5957\u63a5\u6d41*\/\n\n&nbsp;&nbsp;&nbsp;&nbsp;if($accept_resource&nbsp;!==&nbsp;false){\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/*\u8bfb\u53d6\u5ba2\u6237\u7aef\u4f20\u8fc7\u6765\u7684\u8d44\u6e90\uff0c\u5e76\u8f6c\u5316\u4e3a\u5b57\u7b26\u4e32*\/\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$string&nbsp;=&nbsp;socket_read($accept_resource,1024);\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/*socket_read\u7684\u4f5c\u7528\u5c31\u662f\u8bfb\u51fasocket_accept()\u7684\u8d44\u6e90\u5e76\u628a\u5b83\u8f6c\u5316\u4e3a\u5b57\u7b26\u4e32*\/\n\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;&#39;server&nbsp;receive&nbsp;is&nbsp;:&#39;.$string.PHP_EOL;\/\/PHP_EOL\u4e3aphp\u7684\u6362\u884c\u9884\u5b9a\u4e49\u5e38\u91cf\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if($string&nbsp;!=&nbsp;false){\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$return_client&nbsp;=&nbsp;&#39;server&nbsp;receive&nbsp;is&nbsp;:&nbsp;&#39;.$string.PHP_EOL;\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/*\u5411socket_accept\u7684\u5957\u63a5\u6d41\u5199\u5165\u4fe1\u606f\uff0c\u4e5f\u5c31\u662f\u56de\u9988\u4fe1\u606f\u7ed9socket_bind()\u6240\u7ed1\u5b9a\u7684\u4e3b\u673a\u5ba2\u6237\u7aef*\/\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;socket_write($accept_resource,$return_client,strlen($return_client));\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/*socket_write\u7684\u4f5c\u7528\u662f\u5411socket_create\u7684\u5957\u63a5\u6d41\u5199\u5165\u4fe1\u606f\uff0c\u6216\u8005\u5411socket_accept\u7684\u5957\u63a5\u6d41\u5199\u5165\u4fe1\u606f*\/\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}else{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;&#39;socket_read&nbsp;is&nbsp;fail&#39;;\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/*socket_close\u7684\u4f5c\u7528\u662f\u5173\u95edsocket_create()\u6216\u8005socket_accept()\u6240\u5efa\u7acb\u7684\u5957\u63a5\u6d41*\/\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;socket_close($accept_resource);\n&nbsp;&nbsp;&nbsp;&nbsp;}\n}while(true);\nsocket_close($socket);<\/pre><p><br\/><\/p><p>\u5ba2\u6237\u7aef\u4ee3\u7801\uff1a<\/p><pre class=\"brush:php;toolbar:false\">&lt;?php\n\/**\n&nbsp;*&nbsp;\u8bf4\u660e:socket\u5ba2\u6237\u7aef\n&nbsp;*\n&nbsp;*&nbsp;Date:&nbsp;2019\/1\/30\n&nbsp;*&nbsp;Time:&nbsp;17:36\n&nbsp;*\/\n\n\/\/\u521b\u5efa\u4e00\u4e2asocket\u5957\u63a5\u6d41\n$socket&nbsp;=&nbsp;socket_create(AF_INET,SOCK_STREAM,SOL_TCP);\n\/****************\u8bbe\u7f6esocket\u8fde\u63a5\u9009\u9879\uff0c\u8fd9\u4e24\u4e2a\u6b65\u9aa4\u4f60\u53ef\u4ee5\u7701\u7565*************\/\n\/\/\u63a5\u6536\u5957\u63a5\u6d41\u7684\u6700\u5927\u8d85\u65f6\u65f6\u95f41\u79d2\uff0c\u540e\u9762\u662f\u5fae\u79d2\u5355\u4f4d\u8d85\u65f6\u65f6\u95f4\uff0c\u8bbe\u7f6e\u4e3a\u96f6\uff0c\u8868\u793a\u4e0d\u7ba1\u5b83\nsocket_set_option($socket,&nbsp;SOL_SOCKET,&nbsp;SO_RCVTIMEO,&nbsp;array(&quot;sec&quot;&nbsp;=&gt;&nbsp;1,&nbsp;&quot;usec&quot;&nbsp;=&gt;&nbsp;0));\n\/\/\u53d1\u9001\u5957\u63a5\u6d41\u7684\u6700\u5927\u8d85\u65f6\u65f6\u95f4\u4e3a6\u79d2\nsocket_set_option($socket,&nbsp;SOL_SOCKET,&nbsp;SO_SNDTIMEO,&nbsp;array(&quot;sec&quot;&nbsp;=&gt;&nbsp;6,&nbsp;&quot;usec&quot;&nbsp;=&gt;&nbsp;0));\n\/****************\u8bbe\u7f6esocket\u8fde\u63a5\u9009\u9879\uff0c\u8fd9\u4e24\u4e2a\u6b65\u9aa4\u4f60\u53ef\u4ee5\u7701\u7565*************\/\n\n\/\/\u8fde\u63a5\u670d\u52a1\u7aef\u7684\u5957\u63a5\u6d41\uff0c\u8fd9\u4e00\u6b65\u5c31\u662f\u4f7f\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7aef\u7684\u5957\u63a5\u6d41\u5efa\u7acb\u8054\u7cfb\nif(socket_connect($socket,&#39;127.0.0.1&#39;,8888)&nbsp;==&nbsp;false){\n&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;&#39;connect&nbsp;fail&nbsp;massege:&#39;.socket_strerror(socket_last_error());\n}else{\n&nbsp;&nbsp;&nbsp;&nbsp;$message&nbsp;=&nbsp;&#39;l&nbsp;love&nbsp;you&nbsp;\u6211\u7231\u4f60&nbsp;socket&#39;;\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/\u8f6c\u4e3aGBK\u7f16\u7801\uff0c\u5904\u7406\u4e71\u7801\u95ee\u9898\uff0c\u8fd9\u8981\u770b\u4f60\u7684\u7f16\u7801\u60c5\u51b5\u800c\u5b9a\uff0c\u6bcf\u4e2a\u4eba\u7684\u7f16\u7801\u90fd\u4e0d\u540c\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/$message&nbsp;=&nbsp;mb_convert_encoding($message,&#39;GBK&#39;,&#39;UTF-8&#39;);\n&nbsp;&nbsp;&nbsp;&nbsp;\/\/\u5411\u670d\u52a1\u7aef\u5199\u5165\u5b57\u7b26\u4e32\u4fe1\u606f\n\n&nbsp;&nbsp;&nbsp;&nbsp;if(socket_write($socket,$message,strlen($message))&nbsp;==&nbsp;false){\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;&#39;fail&nbsp;to&nbsp;write&#39;.socket_strerror(socket_last_error());\n&nbsp;&nbsp;&nbsp;&nbsp;}else{\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;&#39;client&nbsp;write&nbsp;success&#39;.PHP_EOL;\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/\u8bfb\u53d6\u670d\u52a1\u7aef\u8fd4\u56de\u6765\u7684\u5957\u63a5\u6d41\u4fe1\u606f\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;while($callback&nbsp;=&nbsp;socket_read($socket,1024)){\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;&#39;server&nbsp;return&nbsp;message&nbsp;is:&#39;.PHP_EOL.$callback;\n&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}\n&nbsp;&nbsp;&nbsp;&nbsp;}\n}\nsocket_close($socket);\/\/\u5de5\u4f5c\u5b8c\u6bd5\uff0c\u5173\u95ed\u5957\u63a5\u6d41<\/pre><p><br\/><\/p>"}