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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-08 19:09:22 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-08 19:09:22 +0000 |
| commit | 2faa747e2303ee774a4b4aace961188e950e185a (patch) | |
| tree | 604e79c7481956ce48f458e3546eaf1090b3ffff /docs/manual/mod/mod_info.html.en | |
| parent | Initial commit. (diff) | |
| download | apache2-2faa747e2303ee774a4b4aace961188e950e185a.tar.xz apache2-2faa747e2303ee774a4b4aace961188e950e185a.zip | |
Adding upstream version 2.4.58.upstream/2.4.58
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'docs/manual/mod/mod_info.html.en')
| -rw-r--r-- | docs/manual/mod/mod_info.html.en | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/docs/manual/mod/mod_info.html.en b/docs/manual/mod/mod_info.html.en new file mode 100644 index 0000000..a276ac3 --- /dev/null +++ b/docs/manual/mod/mod_info.html.en @@ -0,0 +1,231 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head> +<meta content="text/html; charset=UTF-8" http-equiv="Content-Type" /> +<!-- + XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + This file is generated from xml source: DO NOT EDIT + XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX + --> +<title>mod_info - Apache HTTP Server Version 2.4</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 rel="stylesheet" type="text/css" href="../style/css/prettify.css" /> +<script src="../style/scripts/prettify.min.js" type="text/javascript"> +</script> + +<link href="../images/favicon.ico" rel="shortcut icon" /></head> +<body> +<div id="page-header"> +<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.png" /></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="./">Modules</a></div> +<div id="page-content"> +<div id="preamble"><h1>Apache Module mod_info</h1> +<div class="toplang"> +<p><span>Available Languages: </span><a href="../en/mod/mod_info.html" title="English"> en </a> | +<a href="../fr/mod/mod_info.html" hreflang="fr" rel="alternate" title="Français"> fr </a> | +<a href="../ja/mod/mod_info.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | +<a href="../ko/mod/mod_info.html" hreflang="ko" rel="alternate" title="Korean"> ko </a></p> +</div> +<table class="module"><tr><th><a href="module-dict.html#Description">Description:</a></th><td>Provides a comprehensive overview of the server +configuration</td></tr> +<tr><th><a href="module-dict.html#Status">Status:</a></th><td>Extension</td></tr> +<tr><th><a href="module-dict.html#ModuleIdentifier">Module Identifier:</a></th><td>info_module</td></tr> +<tr><th><a href="module-dict.html#SourceFile">Source File:</a></th><td>mod_info.c</td></tr></table> +<h3>Summary</h3> + + <p>To configure <code class="module"><a href="../mod/mod_info.html">mod_info</a></code>, add the following to your + <code>httpd.conf</code> file.</p> + + <pre class="prettyprint lang-config"><Location "/server-info"> + SetHandler server-info +</Location></pre> + + + <p>You may wish to use <code class="module"><a href="../mod/mod_authz_host.html">mod_authz_host</a></code> inside the + <code class="directive"><a href="../mod/core.html#location"><Location></a></code> + directive to limit access to your server configuration + information:</p> + + <pre class="prettyprint lang-config"><Location "/server-info"> + SetHandler server-info + Require host example.com +</Location></pre> + + + <p>Once configured, the server information is obtained by + accessing <code>http://your.host.example.com/server-info</code></p> +</div> +<div id="quickview"><a href="https://www.apache.org/foundation/contributing.html" class="badge"><img src="https://www.apache.org/images/SupportApache-small.png" alt="Support Apache!" /></a><h3>Topics</h3> +<ul id="topics"> +<li><img alt="" src="../images/down.gif" /> <a href="#security">Security Issues</a></li> +<li><img alt="" src="../images/down.gif" /> <a href="#queries">Selecting the information shown</a></li> +<li><img alt="" src="../images/down.gif" /> <a href="#startup">Dumping the configuration on startup</a></li> +<li><img alt="" src="../images/down.gif" /> <a href="#limitations">Known Limitations</a></li> +</ul><h3 class="directives">Directives</h3> +<ul id="toc"> +<li><img alt="" src="../images/down.gif" /> <a href="#addmoduleinfo">AddModuleInfo</a></li> +</ul> +<h3>Bugfix checklist</h3><ul class="seealso"><li><a href="https://www.apache.org/dist/httpd/CHANGES_2.4">httpd changelog</a></li><li><a href="https://bz.apache.org/bugzilla/buglist.cgi?bug_status=__open__&list_id=144532&product=Apache%20httpd-2&query_format=specific&order=changeddate%20DESC%2Cpriority%2Cbug_severity&component=mod_info">Known issues</a></li><li><a href="https://bz.apache.org/bugzilla/enter_bug.cgi?product=Apache%20httpd-2&component=mod_info">Report a bug</a></li></ul><h3>See also</h3> +<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="security" id="security">Security Issues</a></h2> + <p>Once <code class="module"><a href="../mod/mod_info.html">mod_info</a></code> is loaded into the server, its + handler capability is available in <em>all</em> configuration + files, including per-directory files (<em>e.g.</em>, + <code>.htaccess</code>). This may have security-related + ramifications for your site.</p> + + <p>In particular, this module can leak sensitive information + from the configuration directives of other Apache modules such as + system paths, usernames/passwords, database names, etc. Therefore, + this module should <strong>only</strong> be + used in a controlled environment and always with caution.</p> + + <p>You will probably want to use <code class="module"><a href="../mod/mod_authz_host.html">mod_authz_host</a></code> + to limit access to your server configuration information.</p> + + <div class="example"><h3>Access control</h3><pre class="prettyprint lang-config"><Location "/server-info"> + SetHandler server-info + # Allow access from server itself + Require ip 127.0.0.1 + + # Additionally, allow access from local workstation + Require ip 192.168.1.17 +</Location></pre> +</div> +</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> +<div class="section"> +<h2><a name="queries" id="queries">Selecting the information shown</a></h2> + <p>By default, the server information includes a list of + all enabled modules, and for each module, a description of + the directives understood by that module, the hooks implemented + by that module, and the relevant directives from the current + configuration.</p> + + <p>Other views of the configuration information are available by + appending a query to the <code>server-info</code> request. For + example, <code>http://your.host.example.com/server-info?config</code> + will show all configuration directives.</p> + + <dl> + <dt><code>?<module-name></code></dt> + <dd>Only information relevant to the named module</dd> + <dt><code>?config</code></dt> + <dd>Just the configuration directives, not sorted by module</dd> + <dt><code>?hooks</code></dt> + <dd>Only the list of Hooks each module is attached to</dd> + <dt><code>?list</code></dt> + <dd>Only a simple list of enabled modules</dd> + <dt><code>?server</code></dt> + <dd>Only the basic server information</dd> + <dt><code>?providers</code></dt> + <dd>List the providers that are available on your server</dd> + </dl> +</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> +<div class="section"> +<h2><a name="startup" id="startup">Dumping the configuration on startup</a></h2> + <p>If the config define <code>-DDUMP_CONFIG</code> is set, + <code class="module"><a href="../mod/mod_info.html">mod_info</a></code> will dump the pre-parsed configuration to + <code>stdout</code> during server startup.</p> + + <pre class="prettyprint lang-sh">httpd -DDUMP_CONFIG -k start</pre> + + + <p>Pre-parsed means that directives like + <code class="directive"><a href="../mod/core.html#ifdefine"><IfDefine></a></code> and + <code class="directive"><a href="../mod/core.html#ifmodule"><IfModule></a></code> are + evaluated and environment variables are replaced. However it does + not represent the final state of the configuration. In particular, + it does not represent the merging or overriding that may happen + for repeated directives.</p> + + <p>This is roughly equivalent to the <code>?config</code> query.</p> +</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> +<div class="section"> +<h2><a name="limitations" id="limitations">Known Limitations</a></h2> + <p><code class="module"><a href="../mod/mod_info.html">mod_info</a></code> provides its information by reading the + parsed configuration, rather than reading the original configuration + file. There are a few limitations as a result of the way the parsed + configuration tree is created:</p> + <ul> + <li>Directives which are executed immediately rather than being + stored in the parsed configuration are not listed. These include + <code class="directive"><a href="../mod/core.html#serverroot">ServerRoot</a></code>, + <code class="directive"><a href="../mod/mod_so.html#loadmodule">LoadModule</a></code>, and + <code class="directive"><a href="../mod/mod_so.html#loadfile">LoadFile</a></code>.</li> + <li>Directives which control the configuration file itself, such as + <code class="directive"><a href="../mod/core.html#include">Include</a></code>, + <code class="directive"><a href="../mod/core.html#ifmodule"><IfModule></a></code> and + <code class="directive"><a href="../mod/core.html#ifdefine"><IfDefine></a></code> are not + listed, but the included configuration directives are.</li> + <li>Comments are not listed. (This may be considered a feature.)</li> + <li>Configuration directives from <code>.htaccess</code> files are + not listed (since they do not form part of the permanent server + configuration).</li> + <li>Container directives such as + <code class="directive"><a href="../mod/core.html#directory"><Directory></a></code> + are listed normally, but <code class="module"><a href="../mod/mod_info.html">mod_info</a></code> cannot figure + out the line number for the closing + <code class="directive"><a href="../mod/core.html#directory"></Directory></a></code>.</li> + <li>Directives generated by third party modules such as <a href="http://perl.apache.org">mod_perl</a> + might not be listed.</li> + </ul> +</div> +<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> +<div class="directive-section"><h2><a name="AddModuleInfo" id="AddModuleInfo">AddModuleInfo</a> <a name="addmoduleinfo" id="addmoduleinfo">Directive</a></h2> +<table class="directive"> +<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>Adds additional information to the module +information displayed by the server-info handler</td></tr> +<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>AddModuleInfo <var>module-name</var> <var>string</var></code></td></tr> +<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host</td></tr> +<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr> +<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_info</td></tr> +</table> + <p>This allows the content of <var>string</var> to be shown as + HTML interpreted, <strong>Additional Information</strong> for + the module <var>module-name</var>. Example:</p> + + <pre class="prettyprint lang-config">AddModuleInfo mod_deflate.c 'See <a \ + href="http://httpd.apache.org/docs/2.4/mod/mod_deflate.html">\ + http://httpd.apache.org/docs/2.4/mod/mod_deflate.html</a>'</pre> + + +</div> +</div> +<div class="bottomlang"> +<p><span>Available Languages: </span><a href="../en/mod/mod_info.html" title="English"> en </a> | +<a href="../fr/mod/mod_info.html" hreflang="fr" rel="alternate" title="Français"> fr </a> | +<a href="../ja/mod/mod_info.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | +<a href="../ko/mod/mod_info.html" hreflang="ko" rel="alternate" title="Korean"> ko </a></p> +</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 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 Libera.chat, or sent to our <a href="https://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/mod/mod_info.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 2023 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="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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