{"id":45,"date":"2023-03-28T12:11:00","date_gmt":"2023-03-28T04:11:00","guid":{"rendered":"http:\/\/123.207.45.199\/?p=45"},"modified":"2026-05-31T21:59:09","modified_gmt":"2026-05-31T13:59:09","slug":"php%e5%8f%8d%e5%ba%8f%e5%88%97%e5%8c%96%e6%bc%8f%e6%b4%9e","status":"publish","type":"post","link":"https:\/\/www.redspear.cn\/index.php\/2023\/03\/28\/php%e5%8f%8d%e5%ba%8f%e5%88%97%e5%8c%96%e6%bc%8f%e6%b4%9e\/","title":{"rendered":"PHP\u53cd\u5e8f\u5217\u5316\u6f0f\u6d1e"},"content":{"rendered":"\n

\u7b80\u4ecb<\/h2>\n\n\n\n
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\u4f8b\u5982\uff0c\u53ef\u4ee5\u5e8f\u5217\u5316\u4e00\u4e2a\u5bf9\u8c61\uff0c\u7136\u540e\u4f7f\u7528HTTP\u901a\u8fc7Internet\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u4f20\u8f93\u8be5\u5bf9\u8c61\uff0c\u6216\u8005\u548c\u5176\u5b83\u5e94\u7528\u7a0b\u5e8f\u5171\u4eab\u4f7f\u7528\u3002\u53cd\u4e4b\uff0c\u53cd\u5e8f\u5217\u5316\u6839\u636e\u6d41\u91cd\u65b0\u6784\u9020\u5bf9\u8c61
\u200b
\u5e8f\u5217\u5316=>\u5c06\u5bf9\u8c61\u8f6c\u6362\u6210\u5b57\u7b26\u4e32  serialize()
\u53cd\u5e8f\u5217\u5316=>\u5c06\u5b57\u7b26\u4e32\u8fd8\u539f\u6210\u5bf9\u8c61 unserialize()
\u53ea\u80fd\u6539\u5c5e\u6027\u4e0d\u80fd\u6539\u65b9\u6cd5 <\/pre>\n\n\n\n
\u5e38\u7528\u9b54\u672f\u5e38\u91cf<\/h2>\n\n\n\n
\u5f53\u4e00\u4e2a\u5bf9\u8c61\u88ab\u5b9e\u4f8b\u5316\u7684\u65f6\u5019\uff0c\u4f1a\u81ea\u52a8\u8c03\u7528\u8fd9\u4e2a\u65b9\u6cd5\uff0c\u4e0d\u9700\u8981\u4eba\u4e3a\u89e6\u53d1\u7684\u65b9\u6cd5\u88ab\u79f0\u4e3a\u9b54\u672f\u65b9\u6cd5\u3002<\/p>\n\n\n\n
__sleep:\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u5bf9\u8c61\u4e2d\u6240\u6709\u5e94\u88ab\u5e8f\u5217\u5316\u7684\u53d8\u91cf\u540d\u79f0\u7684\u6570\u7ec4I serialize\u51fd\u6570\u5728\u5e8f\u5217\u5316\u7c7b\u65f6\u9996\u5148\u4f1a\u68c0\u67e5\u7c7b\u4e2d\u662f\u5426\u5b58\u5728sleep\u65b9\u6cd5\u3002\u5982\u65b9\u6cd5\u5b58\u5728\uff0c\u4f1a\u5148\u8c03\u7528\u6b64\u65b9\u6cd5\u7136\u540e\u518d\u6267\u884c\u5e8f\u5217\u5316\u64cd\u4f5c\u3002\u5e76\u4e14\u53ea\u5bf9sleep:\u8fd4\u56de\u7684\u6570\u7ec4\u4e2d\u7684\u5c5e\u6027\u8fdb\u884c\u5e8f\u5217\u5316\u3002\u5982\u679csleep:\u4e0d\u8fd4\u56de\u4efb\u4f55\u5185\u5bb9\uff0c\u5219null\u4f1a\u88ab\u5e8f\u5217\u5316\uff0c\u5e76\u4ea7\u751fE_NOTICE\u7ea7\u522b\u7684\u9519\u8bef\u3002sleep.\u4e0d\u80fd\u8fd4\u56de\u7236\u7c7b\u7684\u79c1\u6709\u6210\u5458\uff0c\u5426\u5219\u4f1a\u4ea7\u751fERROR_NOTICE\u7ea7\u522b\u7684\u9519\u8bef\u3002\u5bf9\u4e8e\u4e00\u4e9b\u5f88\u5927\u4f46\u4e0d\u9700\u8981\u4fdd
\u5b58\u5168\u90e8\u6570\u636e\u7684\u5bf9\u8c61\u6b64\u65b9\u6cd5\u5f88\u6709\u7528\u3002 return\u4e00\u4e2a\u6570\u7ec4
\u200b
__wakeup:\u4e0esleep\u76f8\u53cd\uff0c\u662f\u5728unserialize\u51fd\u6570\u53cd\u5e8f\u5217\u5316\u4e4b\u524d\u4f1a\u68c0\u67e5\u7c7b\u4e2d\u662f\u5426\u5b58\u5728wakeup\u65b9\u6cd5\uff0c\u5982\u679c\u5b58\u5728\u4f1a\u5148\u8c03\u7528\u6b21\u65b9\u6cd5\u7136\u540e\u518d\u6267\u884c\u53cd\u5e8f\u5217\u5316\u64cd\u4f5c\u3002\u7528\u4e8e\u5728\u53cd\u5e8f\u5217\u5316\u4e4b\u524d\u51c6\u5907\u4e00\u4e9b\u5bf9\u8c61\u9700\u8981\u7684\u8d44\u6e90\uff0c\u6216\u5176\u4ed6\u521d\u59cb\u5316\u64cd\u4f5c\u3002
\u200b
__tostring:\u8fd4\u56de\u4e00\u4e2a\u7c7b\u88ab\u5f53\u505a\u5b57\u7b26\u4e32\u65f6\u8981\u8f93\u51fa\u7684\u5185\u5bb9\uff0c\u6b64\u65b9\u6cd5\u5fc5\u987b\u8fd4\u56de\u5b57\u7b26\u4e32\u5e76\u4e14\u4e0d\u80fd\u5728\u6b64\u65b9\u6cd5\u4e2d\u629b\u51fa\u5f02\u5e38\uff0c\u5426\u5219\u4f1a\u4ea7\u751f\u81f4\u547d\u9519\u8bef\u3002\u3002
\u200b
__invoke:PHP5.3\u8d77\uff0c\u5f53\u5c1d\u8bd5\u4ee5\u51fd\u6570\u7684\u65b9\u5f0f\u8c03\u7528\u5bf9\u8c61\u65f6\uff0c\u4f1a\u8c03\u7528\u6b64\u65b9\u6cd5\u3002
\u200b
__call:\u5728\u5bf9\u8c61\u4e2d\u8c03\u7528\u4e00\u4e2a\u4e0d\u53ef\u8bbf\u95ee\u65b9\u6cd5\u65f6\u8c03\u7528\u3002
\u200b
__construct:\u6784\u9020\u51fd\u6570\u3002
\u200b
__destruct:\u6790\u6784\u51fd\u6570\u3002<\/pre>\n\n\n\n
\u5e8f\u5217\u5316<\/h2>\n\n\n\n
\u5c5e\u6027  url\u7f16\u7801\u540e\u53ef\u89c1
public  \u4e0d\u53d8  \u7c7b\u578b:\u5b57\u7b26\u957f\u5ea6:\u5b57\u7b26
private  %00 xxx %00 xxx
protected  %00*%00 xxx
\u4e0d\u540c\u5c5e\u6027\u5e8f\u5217\u5316\u65f6\u4f1a\u6709\u6240\u4e0d\u540c private\u548cprotect\u90fd\u4f1a\u6709\u4e0d\u53ef\u89c1\u5b57\u7b26<\/pre>\n\n\n\n
phar\u53cd\u5e8f\u5217\u5316\u6f0f\u6d1e<\/h2>\n\n\n\n
phar\u534f\u8bae =>\u6587\u4ef6\u5305\u542b<\/p>\n\n\n\n
\u524d\u63d0:<\/p>\n\n\n\n
Phar\u9700\u8981PHP>=5.2 \u751f\u6210\u7684phar\u7684\u65f6\u5019\uff0c\u9700\u8981\u5728php.ini\u4e2d\u5c06phar.readonly\u8bbe\u4e3aOff(\u6ce8\u610f\u53bb\u6389\u524d\u9762\u7684\u5206\u53f7)<\/p>\n\n\n\n
\u539f\u7406<\/h3>\n\n\n\n
\u5728\u8f6f\u4ef6\u4e2d\uff0cPHAR(PHP\u5f52\u6863)\u6587\u4ef6\u662f\u4e00\u79cd\u6253\u5305\u683c\u5f0f\uff0c\u901a\u8fc7\u5c06\u8bb8\u591aPHP\u4ee3\u7801\u6587\u4ef6\u548c\u5176\u4ed6\u8d44\u6e90\uff08\u4f8b\u5982\u56fe\u50cf\uff0c\u6837\u5f0f\u8868\u7b49\uff09\u6346\u7ed1\u5230\u4e00\u4e2a\u5f52\u6863\u6587\u4ef6\u4e2d\u6765\u5b9e\u73b0\u5e94\u7528\u7a0b\u5e8f\u548c\u5e93\u7684\u5206\u53d1phar\u6587\u4ef6\u672c\u8d28\u4e0a\u662f\u4e00\u79cd\u538b\u7f29\u6587\u4ef6\uff0c\u4f1a\u4ee5\u5e8f\u5217\u5316\u7684\u5f62\u5f0f\u5b58\u50a8\u7528\u6237\u81ea\u5b9a\u4e49\u7684meta-data\u3002\u5f53\u53d7\u5f71\u54cd\u7684\u6587\u4ef6\u64cd\u4f5c\u51fd\u6570\u8c03\u7528phar\u6587\u4ef6\u65f6\uff0c\u4f1a\u81ea\u52a8\u53cd\u5e8f\u5217\u5316meta-data\u5185\u7684\u5185\u5bb9\u3002<\/pre>\n\n\n\n
\u6587\u4ef6\u76f8\u5173\u51fd\u6570(file_get_contents\u3001unlink\u7b49)<\/p>\n\n\n\n
\u53c2\u6570\u53ef\u63a7 phar:\/\/<\/p>\n\n\n\n
\u524d\u63d0<\/h3>\n\n\n\n
\u5229\u7528\u6761\u4ef6
phar\u6587\u4ef6\u8981\u80fd\u591f\u4e0a\u4f20\u5230\u670d\u52a1\u5668\u7aef\u3002
\u8981\u6709\u53ef\u7528\u7684\u9b54\u672f\u65b9\u6cd5\u4f5c\u4e3a\u201c\u8df3\u677f\u201d\u3002
\u6587\u4ef6\u64cd\u4f5c\u51fd\u6570\u7684\u53c2\u6570\u53ef\u63a7\uff0c\u4e14\uff1a\u3001\/\u3001phar\u7b49\u7279\u6b8a\u5b57\u7b26\u6ca1\u6709\u88ab\u8fc7\u6ee4\u3002<\/pre>\n\n\n\n
\u7ed5\u8fc7<\/h3>\n\n\n\n
\u5f53\u73af\u5883\u9650\u5236\u4e86phar\u4e0d\u80fd\u51fa\u73b0\u5728\u524d\u9762\u7684\u5b57\u7b26\u91cc
compress.bzip:\/\/phar:\/\/\/test.phar\/test.txt
compress.bzip2:\/\/phar:\/\/\/test.phar\/test.txt
compress.zlib:\/\/phar:\/\/\/home\/sx\/test.phar\/test.txt
php:\/\/filter\/resource=phar:\/\/\/test.phar\/test.txt
php:\/\/filter\/read=convert.base64-encode\/resource=phar:\/\/phar.phar
\u6587\u4ef6\u5934\u9a8c\u8bc1\uff1a
$phar->setStub(\"GIF89a\".\"<?php_HALT_COMPILER();?>\")
\"GIF89a\"\u968f\u610f\u66f4\u6539<\/pre>\n\n\n\n
\u5229\u7528<\/h3>\n\n\n\n
class TestObject {
    }
\u200b
    @unlink(\"phar.phar\");
    $phar = new Phar(\"phar.phar\"); \/\/\u540e\u7f00\u540d\u5fc5\u987b\u4e3aphar
    $phar->startBuffering();
    $phar->setStub(\"<?php __HALT_COMPILER(); ?>\"); \/\/\u8bbe\u7f6estub
    $o = new TestObject();
    $phar->setMetadata($o); \/\/\u5c06\u81ea\u5b9a\u4e49\u7684meta-data\u5b58\u5165manifest
    $phar->addFromString(\"test.txt\", \"test\"); \/\/\u6dfb\u52a0\u8981\u538b\u7f29\u7684\u6587\u4ef6
    \/\/\u7b7e\u540d\u81ea\u52a8\u8ba1\u7b97
    $phar->stopBuffering();
?>
url\u91cc\u586b\u5199 
phar:\/\/phar.phar\/test.txt<\/pre>\n\n\n\n
\u53d7\u5f71\u54cd\u51fd\u6570<\/p>\n\n\n\n
fileatime
file put contents
fileinode
is dir
is readable
copy
filectime
file
filemtime
is executable
is writable
unlink
file exists
filegroup
fileowner
is file
is writeable
stat
file get content
fopen
fileperms
is link
parse ini file
readfile<\/pre>\n","protected":false},"excerpt":{"rendered":"
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