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<title>suEXEC ¥µ¥Ý¡¼¥È - Apache HTTP ¥µ¡¼¥Ð</title>
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<p class="menu"><a href="./mod/">¥â¥¸¥å¡¼¥ë</a> | <a href="./mod/directives.html">¥Ç¥£¥ì¥¯¥Æ¥£¥Ö</a> | <a href="./faq/">FAQ</a> | <a href="./glossary.html">ÍѸì</a> | <a href="./sitemap.html">¥µ¥¤¥È¥Þ¥Ã¥×</a></p>
<p class="apache">Apache HTTP ¥µ¡¼¥Ð ¥Ð¡¼¥¸¥ç¥ó 2.1</p>
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<a href="http://www.apache.org/">Apache</a> &gt; <a href="http://httpd.apache.org/">HTTP ¥µ¡¼¥Ð</a> &gt; <a href="http://httpd.apache.org/docs-project/">¥É¥­¥å¥á¥ó¥Æ¡¼¥·¥ç¥ó</a> &gt; <a href="./">¥Ð¡¼¥¸¥ç¥ó 2.1</a></div><div id="page-content"><div id="preamble"><h1>suEXEC ¥µ¥Ý¡¼¥È</h1>
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<p><strong>suEXEC</strong>
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¥×¥í¥°¥é¥à¤ò¼Â¹Ô¤¹¤ë¤³¤È¤¬¤Ç¤­¤Þ¤¹¡£CGI ¥×¥í¥°¥é¥à¤Þ¤¿¤Ï SSI
¥×¥í¥°¥é¥à¤ò¼Â¹Ô¤¹¤ë¾ì¹ç¡¢Ä̾ï¤Ï web ¥µ¡¼¥Ð¤ÈƱ¤¸¥æ¡¼¥¶¤Ç¼Â¹Ô¤µ¤ì¤Þ¤¹¡£
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ºî¤Ã¤Æ¤·¤Þ¤¦²ÄǽÀ­¤¬¤¢¤ê¤Þ¤¹¡£¤¢¤Ê¤¿¤¬ <em>setuid root</em>
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<div id="quickview"><ul id="toc"><li><img alt="" src="./images/down.gif" /> <a href="#before">»Ï¤á¤ëÁ°¤Ë</a></li>
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<li><img alt="" src="./images/down.gif" /> <a href="#jabberwock">¤È¤«¤²¤ËÃí°Õ: ·Ù¹ð¤È»öÎã</a></li>
</ul></div>
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<h2><a name="before" id="before">»Ï¤á¤ëÁ°¤Ë</a></h2>
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<div class="section">
<h2><a name="model" id="model">suEXEC ¥»¥­¥å¥ê¥Æ¥£¥â¥Ç¥ë</a></h2>
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<p><strong>suEXEC</strong> ¤Ï¡¢Apache web
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<strong>ÂоݤȤʤë CGI/SSI ¥×¥í¥°¥é¥à¤Ï¸ºß¤¹¤ë¤«?</strong>
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<p class="indent">
½êÍ­¼Ô°Ê³°¤Ë¤Ï CGI/SSI ¥×¥í¥°¥é¥à¤òÊѹ¹¤¹¤ë¸¢¸Â¤ÏÍ¿¤¨¤é¤ì¤Þ¤»¤ó¡£
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<strong>ÂоݤȤʤë CGI/SSI ¥×¥í¥°¥é¥à¤¬ setuid ¤Þ¤¿¤Ï setgid
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UID/GID ¤òºÆÅÙÊѹ¹¤·¤Æ¤Î¥×¥í¥°¥é¥à¼Â¹Ô¤Ï¤·¤Þ¤»¤ó
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¥æ¡¼¥¶/¥°¥ë¡¼¥×¤ÈƱ¤¸¤«?</strong>
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suEXEC ¤Ï¡¢°ÂÁ´¤Ê´Ä¶­ÊÑ¿ô¤Î¥ê¥¹¥È
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PATH ÊÑ¿ô (ÀßÄê»þ¤Ë»ØÄꤵ¤ì¤Þ¤¹) ¤òÀßÄꤹ¤ë¤³¤È¤Ç¡¢
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<strong>ÂоݤȤʤë CGI/SSI ¥×¥í¥°¥é¥à¤ò exec ¤·¤Æ¼Â¹Ô¤Ç¤­¤ë¤«?</strong>
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¤³¤³¤Ç suEXEC ¤¬½ªÎ»¤·¡¢ÂоݤȤʤë¥×¥í¥°¥é¥à¤¬³«»Ï¤µ¤ì¤Þ¤¹¡£
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(Beware the Jabberwock)</a> ¤Î¾Ï¤ò»²¾È¤·¤Æ¤¯¤À¤µ¤¤¡£
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<div class="section">
<h2><a name="install" id="install">suEXEC
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<dl>
<dt><code>--enable-suexec</code></dt>
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suEXEC ¤ò»È¤¦¤è¤¦¤Ë APACI ¤ËÍ׵᤹¤ë¤Ë¤Ï¡¢<code>--enable-suexec</code>
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<code>--with-suexec-bin=/usr/sbin/suexec</code> ¤Î¤è¤¦¤Ë¡£</dd>
<dt><code>--with-suexec-caller=<em>UID</em></code></dt>
<dd>Apache ¤òÄ̾ïÆ°ºî¤µ¤»¤ë<a href="mod/mpm_common.html#user">¥æ¡¼¥¶Ì¾</a>¤ò»ØÄꤷ¤Þ¤¹¡£
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<dt><code>--with-suexec-userdir=<em>DIR</em></code></dt>
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suEXEC ¤¬¤½¤Î¥æ¡¼¥¶¤È¤·¤Æ¼Â¹Ô¤Ç¤­¤ë¤è¤¦¤Ë¤·¤Þ¤¹¡£
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Userdir ¥Ç¥£¥ì¥¯¥Æ¥£¥Ö¤¬¤½¤Î¥æ¡¼¥¶¤Î¥Ñ¥¹¥ï¡¼¥É¥Õ¥¡¥¤¥ëÆâ¤Î
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suEXEC ¤ÏŬÀÚ¤ËÆ°ºî¤·¤Þ¤»¤ó¡£¥Ç¥Õ¥©¥ë¥È¤Ï "public_html" ¤Ç¤¹¡£
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<strong>¤³¤Î¤è¤¦¤Ë»ØÄꤵ¤ì¤Ê¤±¤ì¤Ð "~userdir" cgi
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suEXEC wrapper ¤Ë¤È¤Ã¤Æ "/home/apache/htdocs"
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<dt><code>--with-suexec-uidmin=<em>UID</em></code></dt>
<dd>suEXEC ¤ÎÂоݥ桼¥¶¤È¤·¤Æµö¤µ¤ì¤ë UID ¤ÎºÇ¾®Ãͤò»ØÄꤷ¤Þ¤¹¡£
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<dt><code>--with-suexec-logfile=<em>FILE</em></code></dt>
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ɸ½à¤Î¥í¥°¥Õ¥¡¥¤¥ë¥Ç¥£¥ì¥¯¥È¥ê (<code>--logfiledir</code>) ¤ËÃÖ¤«¤ì¤Þ¤¹¡£
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<p><strong>suEXEC wrapper
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"make" ¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤·¤¿»þ¤Ë <code>suexec</code> ¤Î¥Ð¥¤¥Ê¥ê (Apache ¼«ÂΤâ)
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<code>make install</code> ¥³¥Þ¥ó¥É¤¬¼Â¹Ô¤Ç¤­¤Þ¤¹¡£¥Ð¥¤¥Ê¥ê¥¤¥á¡¼¥¸¤Î <code>suexec</code>
¤Ï <code>--sbindir</code> ¥ª¥×¥·¥ç¥ó¤Ç»ØÄꤵ¤ì¤¿¥Ç¥£¥ì¥¯¥È¥ê¤Ë¥¤¥ó¥¹¥È¡¼¥ë¤µ¤ì¤Þ¤¹¡£
¥Ç¥Õ¥©¥ë¥È¤Î¾ì½ê¤Ï "/usr/local/apache/sbin/suexec" ¤Ç¤¹¡£<br />
¥¤¥ó¥¹¥È¡¼¥ë»þ¤Ë¤Ï <strong><em>root</em></strong>
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¤òÀßÄꤹ¤ë¤¿¤á¤Ë¡¢½êÍ­¼Ô <code><em>root</em></code>
¤Ç¤Î¥»¥Ã¥È¥æ¡¼¥¶ ID
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suEXEC ¥é¥Ã¥Ñ¡¼¤Ï¡¢<code>--with-suexec-caller</code> configure
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suEXEC ¤¬¸Æ¤Ö¥·¥¹¥Æ¥à¤ä¥é¥¤¥Ö¥é¥ê¤¬Àȼå¤Ç¤¢¤ë²ÄǽÀ­¤Ï»Ä¤ê¤Þ¤¹¡£Âй³ºö¤È¤·¤Æ¡¢
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Apache ¤Î¼Â¹Ô»þ¤Î¥°¥ë¡¼¥×¤Î¤ß¤¬ suEXEC ¤ò¼Â¹Ô¤Ç¤­¤ë¤è¤¦¤Ë
¤¹¤ë¤Î¤¬Îɤ¤¤Ç¤·¤ç¤¦¡£</p>
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<div class="example"><p><code>
User www<br />
Group webgroup<br />
</code></p></div>
<p><code>suexec</code> ¤¬ "/usr/local/apache2/sbin/suexec"
¤Ë¥¤¥ó¥¹¥È¡¼¥ë¤µ¤ì¤Æ¤¤¤¿¾ì¹ç¡¢¼¡¤Î¤è¤¦¤ËÀßÄꤹ¤ëɬÍפ¬¤¢¤ê¤Þ¤¹¡£</p>
<div class="example"><p><code>
chgrp webgroup /usr/local/apache2/bin/suexec<br />
chmod 4750 /usr/local/apache2/bin/suexec<br />
</code></p></div>
<p>¤³¤ì¤Ç Apache ¤¬¼Â¹Ô¤µ¤ì¤ë¥°¥ë¡¼¥×¤Î¤ß¤¬
suEXEC ¥é¥Ã¥Ñ¡¼¤ò¼Â¹Ô¤Ç¤­¤ë¤È¤¤¤¦¤³¤È¤ò
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<div class="section">
<h2><a name="enable" id="enable">suEXEC
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<p>µ¯Æ°»þ¤Ë¡¢Apache ¤Ï <code>--sbindir</code>
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<code>suexec</code> ¤òõ¤·¤Þ¤¹
(¥Ç¥Õ¥©¥ë¥È¤Ï "/usr/local/apache/sbin/suexec") ¡£
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<div class="example"><p><code>
[notice] suEXEC mechanism enabled (wrapper: <em>/path/to/suexec</em>)
</code></p></div>
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Apache ¤ò kill ¤·¤Æ¡¢ºÆµ¯Æ°¤·¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£HUP ¥·¥°¥Ê¥ë¤ä
USR1 ¥·¥°¥Ê¥ë¤Ë¤è¤ëñ½ã¤ÊºÆµ¯Æ°¤Ç¤ÏÉÔ½½Ê¬¤Ç¤¹¡£</p>
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Apache ¤ò kill ¤·¤ÆºÆµ¯Æ°¤·¤Þ¤¹¡£
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<div class="section">
<h2><a name="usage" id="usage">suEXEC ¤Î»ÈÍÑ</a></h2>
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<code class="directive"><a href="./mod/mod_suexec.html#suexecusergroup">SuexecUserGroup</a></code>
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<code class="directive"><a href="./mod/core.html#virtualhost">&lt;VirtualHost&gt;</a></code> ¤Ç»ØÄꤵ¤ì¤¿ <em>User</em> ¤È
<em>Group</em> ¤È¤·¤Æ¼Â¹Ô¤µ¤ì¤Þ¤¹¡£<code class="directive"><a href="./mod/core.html#virtualhost">&lt;VirtualHost&gt;</a></code>
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¥á¥¤¥ó¥µ¡¼¥Ð¤Î¥æ¡¼¥¶ ID ¤¬ÁÛÄꤵ¤ì¤Þ¤¹¡£</p>
<p><strong>¥æ¡¼¥¶¥Ç¥£¥ì¥¯¥È¥ê:</strong><br />
<code class="module"><a href="./mod/mod_userdir.html">mod_userdir</a></code> ¤Ë¤è¤ê½èÍý¤µ¤ì¤¿¥ê¥¯¥¨¥¹¥È¤Ï
¥ê¥¯¥¨¥¹¥È¤µ¤ì¤¿¥æ¡¼¥¶¥Ç¥£¥ì¥¯¥È¥ê¤Î¥æ¡¼¥¶ ID ¤Ç CGI ¥×¥í¥°¥é¥à¤ò
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¤³¤Îµ¡Ç½¤òÆ°ºî¤µ¤»¤ë¤¿¤á¤ËɬÍפʤ³¤È¤Ï¡¢CGI
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<a href="#install">¥³¥ó¥Ñ¥¤¥ë
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