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diff --git a/docs/manual/developer/request.html.en b/docs/manual/developer/request.html.en index 384abb8a..7b18be2f 100644 --- a/docs/manual/developer/request.html.en +++ b/docs/manual/developer/request.html.en @@ -5,18 +5,21 @@ This file is generated from xml source: DO NOT EDIT XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX --> -<title>Request Processing in Apache 2.0 - Apache HTTP Server</title> +<title>Request Processing in the Apache HTTP Server 2.x - Apache HTTP Server</title> <link href="../style/css/manual.css" rel="stylesheet" media="all" type="text/css" title="Main stylesheet" /> <link href="../style/css/manual-loose-100pc.css" rel="alternate stylesheet" media="all" type="text/css" title="No Sidebar - Default font size" /> -<link href="../style/css/manual-print.css" rel="stylesheet" media="print" type="text/css" /> +<link href="../style/css/manual-print.css" rel="stylesheet" media="print" type="text/css" /><link rel="stylesheet" type="text/css" href="../style/css/prettify.css" /> +<script src="../style/scripts/prettify.js" type="text/javascript"> +</script> + <link href="../images/favicon.ico" rel="shortcut icon" /></head> <body id="manual-page"><div id="page-header"> -<p class="menu"><a href="../mod/">Modules</a> | <a href="../mod/directives.html">Directives</a> | <a href="../faq/">FAQ</a> | <a href="../glossary.html">Glossary</a> | <a href="../sitemap.html">Sitemap</a></p> +<p class="menu"><a href="../mod/">Modules</a> | <a href="../mod/directives.html">Directives</a> | <a href="http://wiki.apache.org/httpd/FAQ">FAQ</a> | <a href="../glossary.html">Glossary</a> | <a href="../sitemap.html">Sitemap</a></p> <p class="apache">Apache HTTP Server Version 2.4</p> <img alt="" src="../images/feather.gif" /></div> <div class="up"><a href="./"><img title="<-" alt="<-" src="../images/left.gif" /></a></div> <div id="path"> -<a href="http://www.apache.org/">Apache</a> > <a href="http://httpd.apache.org/">HTTP Server</a> > <a href="http://httpd.apache.org/docs/">Documentation</a> > <a href="../">Version 2.4</a> > <a href="./">Developer Documentation</a></div><div id="page-content"><div id="preamble"><h1>Request Processing in Apache 2.0</h1> +<a href="http://www.apache.org/">Apache</a> > <a href="http://httpd.apache.org/">HTTP Server</a> > <a href="http://httpd.apache.org/docs/">Documentation</a> > <a href="../">Version 2.4</a> > <a href="./">Developer Documentation</a></div><div id="page-content"><div id="preamble"><h1>Request Processing in the Apache HTTP Server 2.x</h1> <div class="toplang"> <p><span>Available Languages: </span><a href="../en/developer/request.html" title="English"> en </a></p> </div> @@ -26,15 +29,15 @@ revision!</p> </div> - <p>Several changes in Apache 2.0 affect the internal request + <p>Several changes in 2.0 and above affect the internal request processing mechanics. Module authors need to be aware of these changes so they may take advantage of the optimizations and security enhancements.</p> <p>The first major change is to the subrequest and redirect mechanisms. There were a number of different code paths in - Apache 1.3 to attempt to optimize subrequest or redirect - behavior. As patches were introduced to 2.0, these + the Apache HTTP Server 1.3 to attempt to optimize subrequest + or redirect behavior. As patches were introduced to 2.0, these optimizations (and the server behavior) were quickly broken due to this duplication of code. All duplicate code has been folded back into <code>ap_process_request_internal()</code> to prevent @@ -45,7 +48,7 @@ and correct implementation of the HTTP server RFC. Additional goals include security, scalability and optimization. New methods were sought to optimize the server (beyond the - performance of Apache 1.3) without introducing fragile or + performance of 1.3) without introducing fragile or insecure code.</p> </div> <div id="quickview"><ul id="toc"><li><img alt="" src="../images/down.gif" /> <a href="#processing">The Request Processing Cycle</a></li> @@ -53,7 +56,7 @@ <li><img alt="" src="../images/down.gif" /> <a href="#security">The Security Phase</a></li> <li><img alt="" src="../images/down.gif" /> <a href="#preparation">The Preparation Phase</a></li> <li><img alt="" src="../images/down.gif" /> <a href="#handler">The Handler Phase</a></li> -</ul></div> +</ul><ul class="seealso"><li><a href="#comments_section">Comments</a></li></ul></div> <div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> <div class="section"> <h2><a name="processing" id="processing">The Request Processing Cycle</a></h2> @@ -65,7 +68,7 @@ <p>To streamline requests, the module author can take advantage of the hooks offered to drop out of the request cycle early, or - to bypass core Apache hooks which are irrelevant (and costly in + to bypass core hooks which are irrelevant (and costly in terms of CPU.)</p> </div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> <div class="section"> @@ -78,7 +81,7 @@ <code>parsed_uri.path</code> element is unset. The module has no further control of this one-time unescape operation, either failing to unescape or multiply unescaping the URL leads to security - reprecussions.</p> + repercussions.</p> <h3><a name="strip" id="strip">Strips Parent and This Elements from the @@ -147,7 +150,7 @@ <h2><a name="security" id="security">The Security Phase</a></h2> <p>Needs Documentation. Code is:</p> - <div class="example"><pre> + <pre class="prettyprint lang-c"> if ((access_status = ap_run_access_checker(r)) != 0) { return decl_die(access_status, "check access", r); } @@ -159,7 +162,8 @@ if ((access_status = ap_run_auth_checker(r)) != 0) { return decl_die(access_status, "check authorization", r); } - </pre></div> + </pre> + </div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> <div class="section"> <h2><a name="preparation" id="preparation">The Preparation Phase</a></h2> @@ -216,7 +220,28 @@ </div></div> <div class="bottomlang"> <p><span>Available Languages: </span><a href="../en/developer/request.html" title="English"> en </a></p> -</div><div id="footer"> +</div><div class="top"><a href="#page-header"><img src="../images/up.gif" alt="top" /></a></div><div class="section"><h2><a id="comments_section" name="comments_section">Comments</a></h2><div class="warning"><strong>Notice:</strong><br />This is not a Q&A section. Comments placed here should be pointed towards suggestions on improving the documentation or server, and may be removed again by our moderators if they are either implemented or considered invalid/off-topic. Questions on how to manage the Apache HTTP Server should be directed at either our IRC channel, #httpd, on Freenode, or sent to our <a href="http://httpd.apache.org/lists.html">mailing lists</a>.</div> +<script type="text/javascript"><!--//--><![CDATA[//><!-- +var comments_shortname = 'httpd'; +var comments_identifier = 'http://httpd.apache.org/docs/2.4/developer/request.html'; +(function(w, d) { + if (w.location.hostname.toLowerCase() == "httpd.apache.org") { + d.write('<div id="comments_thread"><\/div>'); + var s = d.createElement('script'); + s.type = 'text/javascript'; + s.async = true; + s.src = 'https://comments.apache.org/show_comments.lua?site=' + comments_shortname + '&page=' + comments_identifier; + (d.getElementsByTagName('head')[0] || d.getElementsByTagName('body')[0]).appendChild(s); + } + else { + d.write('<div id="comments_thread">Comments are disabled for this page at the moment.<\/div>'); + } +})(window, document); +//--><!]]></script></div><div id="footer"> <p class="apache">Copyright 2012 The Apache Software Foundation.<br />Licensed under the <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache License, Version 2.0</a>.</p> -<p class="menu"><a href="../mod/">Modules</a> | <a href="../mod/directives.html">Directives</a> | <a href="../faq/">FAQ</a> | <a href="../glossary.html">Glossary</a> | <a href="../sitemap.html">Sitemap</a></p></div> +<p class="menu"><a href="../mod/">Modules</a> | <a href="../mod/directives.html">Directives</a> | <a href="http://wiki.apache.org/httpd/FAQ">FAQ</a> | <a href="../glossary.html">Glossary</a> | <a href="../sitemap.html">Sitemap</a></p></div><script type="text/javascript"><!--//--><![CDATA[//><!-- +if (typeof(prettyPrint) !== 'undefined') { + prettyPrint(); +} +//--><!]]></script> </body></html>
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