{"id":47541,"date":"2024-12-02T17:43:38","date_gmt":"2024-12-02T09:43:38","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47541\/"},"modified":"2024-12-02T17:43:38","modified_gmt":"2024-12-02T09:43:38","slug":"php-%e5%87%bd%e6%95%b0%e5%b9%b6%e5%8f%91%e7%bc%96%e7%a8%8b%e6%9c%80%e4%bd%b3%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47541\/","title":{"rendered":"PHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"

<\/b> <\/p>\n

PHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5<\/h1>\n

\u5b66\u4e60\u6587\u7ae0<\/span>\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0\u300aPHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5\u300b<\/span>\u5c06\u4f1a\u4ecb\u7ecd\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60\u6587\u7ae0<\/span>\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

PHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5\uff1a\u4f7f\u7528\u975e\u963b\u585e I\/O\uff08\u5982 pcntl_fork()\uff09\u907f\u514d\u963b\u585e\u3002\u9650\u5236\u5e76\u53d1\u4efb\u52a1\u6570\uff0c\u9632\u6b62\u8d44\u6e90\u8017\u5c3d\u3002\u4f7f\u7528\u4efb\u52a1\u961f\u5217\u6709\u5e8f\u6267\u884c\u5e76\u53d1\u4efb\u52a1\u3002\u8003\u8651\u4f7f\u7528\u5f02\u6b65\u7f16\u7a0b\u6280\u672f\uff08\u5982 libevent\uff09\u83b7\u5f97\u5feb\u901f\u54cd\u5e94\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5\u5b9e\u6218<\/h2>\n

\u5e76\u53d1\u7f16\u7a0b\u7b80\u4ecb<\/strong><\/p>\n

\u5e76\u53d1\u7f16\u7a0b\u5141\u8bb8\u591a\u4e2a\u4efb\u52a1\u540c\u65f6\u8fd0\u884c\uff0c\u4ece\u800c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6548\u7387\u3002PHP \u63d0\u4f9b\u4e86\u591a\u79cd\u51fd\u6570\u6765\u5b9e\u73b0\u5e76\u53d1\u7f16\u7a0b\uff0c\u5305\u62ec shell_exec()<\/code>, exec()<\/code>, system()<\/code> \u548c proc_open()<\/code>\u3002<\/p>\n

\u6700\u4f73\u5b9e\u8df5<\/strong><\/p>\n

\u4e3a\u4e86\u6709\u6548\u5730\u4f7f\u7528 PHP \u51fd\u6570\u8fdb\u884c\u5e76\u53d1\u7f16\u7a0b\uff0c\u8bf7\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n

    \n
  • \u4f7f\u7528\u975e\u963b\u585e I\/O\uff1a<\/strong>PHP \u51fd\u6570\u963b\u585e\u6267\u884c\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u4f1a\u7b49\u5f85\u4efb\u52a1\u5b8c\u6210\u3002\u4f7f\u7528\u975e\u963b\u585e I\/O\uff0c\u4f8b\u5982 pcntl_fork()<\/code> \u6216\u67d0\u4e9b\u5f02\u6b65\u5e93\uff0c\u6765\u907f\u514d\u963b\u585e\u3002<\/li>\n
  • \u9650\u5236\u5e76\u53d1\u4efb\u52a1\u6570\uff1a<\/strong>\u540c\u65f6\u8fd0\u884c\u592a\u591a\u4efb\u52a1\u53ef\u80fd\u4f1a\u8017\u5c3d\u7cfb\u7edf\u8d44\u6e90\u3002\u9650\u5236\u5e76\u53d1\u7ebf\u7a0b\u6216\u8fdb\u7a0b\u7684\u6570\u91cf\u4ee5\u83b7\u5f97\u6700\u4f73\u6027\u80fd\u3002<\/li>\n
  • \u4f7f\u7528\u4efb\u52a1\u961f\u5217\uff1a<\/strong>\u4f7f\u7528\u4efb\u52a1\u961f\u5217\u6765\u7ba1\u7406\u5e76\u53d1\u4efb\u52a1\uff0c\u786e\u4fdd\u6709\u5e8f\u4e14\u6709\u6548\u5730\u6267\u884c\u3002<\/li>\n
  • \u8003\u8651\u5f02\u6b65\u7f16\u7a0b\uff1a<\/strong>\u5bf9\u4e8e\u9700\u8981\u5feb\u901f\u54cd\u5e94\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u8bf7\u8003\u8651\u4f7f\u7528\u5f02\u6b65\u7f16\u7a0b\u6280\u672f\uff0c\u4f8b\u5982 libevent<\/code> \u6216\u534f\u7a0b\u3002<\/li>\n<\/ul>\n

    \u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n

    \u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528 shell_exec()<\/code> \u5e76\u53d1\u6267\u884c\u591a\u4e2a\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n

    <?php\n\n$commands = ['ls -l', 'pwd', 'date'];\n$pids = [];\n\nforeach ($commands as $command) {\n    $pid = shell_exec($command . \" &\");\n    $pids[] = $pid;\n}\n\nforeach ($pids as $pid) {\n    pcntl_waitpid($pid, $status);\n}\n?><\/pre>\n
    \u6b64\u793a\u4f8b\u4f7f\u7528 shell_exec()<\/code> \u6765\u5e76\u53d1\u6267\u884c\u4e09\u4e2a\u547d\u4ee4\u3002&<\/code> \u6807\u5fd7\u5c06\u4efb\u52a1\u540e\u53f0\u8fd0\u884c\uff0cpcntl_waitpid()<\/code> \u7528\u4e8e\u7b49\u5f85\u6240\u6709\u4efb\u52a1\u5b8c\u6210\u3002<\/p>\n
    \u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8ephp,\u5e76\u53d1\u7f16\u7a0b\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    PHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5 \u5b66\u4e60\u6587\u7ae0\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0\u300aPHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5\u300b\u5c06\u4f1a\u4ecb\u7ecd\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60\u6587\u7ae0\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01 PHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5\uff1a\u4f7f\u7528\u975e\u963b\u585e I\/O\uff08\u5982 pcntl_fork()\uff09\u907f\u514d\u963b\u585e\u3002\u9650\u5236\u5e76\u53d1\u4efb\u52a1\u6570\uff0c\u9632\u6b62\u8d44\u6e90\u8017\u5c3d\u3002\u4f7f\u7528\u4efb\u52a1\u961f\u5217\u6709\u5e8f\u6267\u884c\u5e76\u53d1\u4efb\u52a1\u3002\u8003\u8651\u4f7f\u7528\u5f02\u6b65\u7f16\u7a0b\u6280\u672f\uff08\u5982 libevent\uff09\u83b7\u5f97\u5feb\u901f\u54cd\u5e94\u3002 PHP \u51fd\u6570\u5e76\u53d1\u7f16\u7a0b\u6700\u4f73\u5b9e\u8df5\u5b9e\u6218 \u5e76\u53d1\u7f16\u7a0b\u7b80\u4ecb \u5e76\u53d1\u7f16\u7a0b\u5141\u8bb8\u591a\u4e2a\u4efb\u52a1\u540c\u65f6\u8fd0\u884c\uff0c\u4ece\u800c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6548\u7387\u3002PHP \u63d0\u4f9b\u4e86\u591a\u79cd\u51fd\u6570\u6765\u5b9e\u73b0\u5e76\u53d1\u7f16\u7a0b\uff0c\u5305\u62ec shell_exec(), exec(), system() \u548c proc_open()\u3002 \u6700\u4f73\u5b9e\u8df5 \u4e3a\u4e86\u6709\u6548\u5730\u4f7f\u7528 PHP \u51fd\u6570\u8fdb\u884c\u5e76\u53d1\u7f16\u7a0b\uff0c\u8bf7\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5\uff1a \u4f7f\u7528\u975e\u963b\u585e I\/O\uff1aPHP \u51fd\u6570\u963b\u585e\u6267\u884c\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u4f1a\u7b49\u5f85\u4efb\u52a1\u5b8c\u6210\u3002\u4f7f\u7528\u975e\u963b\u585e I\/O\uff0c\u4f8b\u5982 pcntl_fork() \u6216\u67d0\u4e9b\u5f02\u6b65\u5e93\uff0c\u6765\u907f\u514d\u963b\u585e\u3002 \u9650\u5236\u5e76\u53d1\u4efb\u52a1\u6570\uff1a\u540c\u65f6\u8fd0\u884c\u592a\u591a\u4efb\u52a1\u53ef\u80fd\u4f1a\u8017\u5c3d\u7cfb\u7edf\u8d44\u6e90\u3002\u9650\u5236\u5e76\u53d1\u7ebf\u7a0b\u6216\u8fdb\u7a0b\u7684\u6570\u91cf\u4ee5\u83b7\u5f97\u6700\u4f73\u6027\u80fd\u3002 \u4f7f\u7528\u4efb\u52a1\u961f\u5217\uff1a\u4f7f\u7528\u4efb\u52a1\u961f\u5217\u6765\u7ba1\u7406\u5e76\u53d1\u4efb\u52a1\uff0c\u786e\u4fdd\u6709\u5e8f\u4e14\u6709\u6548\u5730\u6267\u884c\u3002 \u8003\u8651\u5f02\u6b65\u7f16\u7a0b\uff1a\u5bf9\u4e8e\u9700\u8981\u5feb\u901f\u54cd\u5e94\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u8bf7\u8003\u8651\u4f7f\u7528\u5f02\u6b65\u7f16\u7a0b\u6280\u672f\uff0c\u4f8b\u5982 libevent \u6216\u534f\u7a0b\u3002 \u5b9e\u6218\u6848\u4f8b \u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528 shell_exec() \u5e76\u53d1\u6267\u884c\u591a\u4e2a\u547d\u4ee4\u7684\u793a\u4f8b\uff1a <?php $commands = [‘ls -l’, ‘pwd’, ‘date’]; $pids = []; foreach ($commands as $command) { $pid = […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-47541","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47541","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=47541"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47541\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47541"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}