From: Daniel Gruno <humbedooh@apache.org>
Date: Sun, 5 May 2013 08:07:11 +0000 (+0000)
Subject: xforms
X-Git-Tag: 2.5.0-alpha~5501
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1e50cc40704eef4739a0e814d1600c6218f8ff97;p=apache
xforms
git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1479254 13f79535-47bb-0310-9956-ffa450edef68
---
diff --git a/docs/manual/developer/lua.html.en b/docs/manual/developer/lua.html.en
index 4a459650db..efe3a61dfc 100644
--- a/docs/manual/developer/lua.html.en
+++ b/docs/manual/developer/lua.html.en
@@ -33,14 +33,9 @@
<li><img alt="" src="../images/down.gif" /> <a href="#mass_vhost">Example 2: Mass virtual hosting</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#basic_auth">Example 3: A basic authorization hook</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#authz">Example 4: Authorization using LuaAuthzProvider</a></li>
-<li><img alt="" src="../images/down.gif" /> <a href="#map_handler">Example 5: Overlays using LuaMapHandler</a></li>
+<li><img alt="" src="../images/down.gif" /> <a href="#loadbalancing">Example 5: A rudimentary load balancer</a></li>
+<li><img alt="" src="../images/down.gif" /> <a href="#map_handler">Example 6: Overlays using LuaMapHandler</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#mod_status_lua">Example 6: Basic Lua scripts</a></li>
-<li><img alt="" src="../images/down.gif" /> <a href="#String_manipulation">HTTPd bindings: String manipulation</a></li>
-<li><img alt="" src="../images/down.gif" /> <a href="#Request_handling">HTTPd bindings: Request handling</a></li>
-<li><img alt="" src="../images/down.gif" /> <a href="#Parser_functions">HTTPd bindings: Parser functions</a></li>
-<li><img alt="" src="../images/down.gif" /> <a href="#Server_settings">HTTPd bindings: Server settings</a></li>
-<li><img alt="" src="../images/down.gif" /> <a href="#Database_connectivity">HTTPd bindings: Database connectivity</a></li>
-<li><img alt="" src="../images/down.gif" /> <a href="#Miscellaneous">HTTPd bindings: Miscellaneous</a></li>
</ul><h3>See also</h3><ul class="seealso"><li><a href="../mod/mod_lua.html">mod_lua</a></li><li><a href="modguide.html">Developing modules for Apache 2.4</a></li><li><a href="request.html">Request Processing in Apache 2.4</a></li><li><a href="hooks.html">Apache 2.x Hook Functions</a></li></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">
@@ -528,1492 +523,75 @@ end
</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="section">
-<h2><a name="map_handler" id="map_handler">Example 5: Overlays using LuaMapHandler</a></h2>
+<h2><a name="loadbalancing" id="loadbalancing">Example 5: A rudimentary load balancer</a></h2>
<p>
-Coming soon!
+ This is an example of how you can create a load balancing mechanism.
+ In this example, we will be setting/getting the number of requests served
+ by each backend using IVM variables, and preferring the backend with least
+ requests served in total:
</p>
<pre class="prettyprint lang-config">
-LuaMapHandler ^/portal/([a-z]+)/ /path/to/lua/script.lua handle_$1
+LuaHookTranslateName /path/to/script.lua proxy_handler
</pre>
-</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
-<div class="section">
-<h2><a name="mod_status_lua" id="mod_status_lua">Example 6: Basic Lua scripts</a></h2>
-<p>
-Also coming soon
-</p>
-</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
-<div class="section">
-<h2><a name="String_manipulation" id="String_manipulation">HTTPd bindings: String manipulation</a></h2>
-
-<p>
-<a href="#apache2.base64_encode">apache2.base64_encode</a>
-<br />
-<a href="#apache2.base64_decode">apache2.base64_decode</a>
-<br />
-<a href="#apache2.escape">apache2.escape</a>
-<br />
-<a href="#apache2.unescape">apache2.unescape</a>
-<br />
-<a href="#apache2.escapehtml">apache2.escapehtml</a>
-<br />
-<a href="#apache2.md5">apache2.md5</a>
-<br />
-<a href="#apache2.sha1">apache2.sha1</a>
-<br />
-<a href="#apache2.os_escape_path">apache2.os_escape_path</a>
-<br />
-<a href="#apache2.escape_logitem">apache2.escape_logitem</a>
-<br />
-</p>
-<h3><a name="apache2.base64_decode" id="apache2.base64_decode">apache2.base64_decode(
- request_rec<em> r</em>, string<em> string</em>
- )
- </a></h3>
-
-<p>
-Decodes a base64-encoded string
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>string</td>
-<td>The string to decode</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The base64-decoded string.
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local str = "This is a test"
-local encoded = apache2.base64_encode(str)
-local decoded = apache2.base64_decode(encoded)
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.base64_encode" id="apache2.base64_encode">apache2.base64_encode(
- request_rec<em> r</em>, string<em> string</em>
- )
- </a></h3>
-
-<p>
-Encodes a string using the base64 encoding scheme.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>string</td>
-<td>The string to encode</td>
-</tr>
-</table>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local str = "This is a test"
-local encoded = apache2.base64_encode(str)
-local decoded = apache2.base64_decode(encoded)
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.escape" id="apache2.escape">apache2.escape(
- request_rec<em> r</em>, string<em> string</em>
- )
- </a></h3>
-
-<p>
-url-escapes a string
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>string</td>
-<td>The string to escape</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The URL-escaped string.
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local str = "This is a test"
-local escaped = apache2.escape(str)
-print(escaped) -- prints "This+is+a+test"
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.escape_logitem" id="apache2.escape_logitem">apache2.escape_logitem(
- request_rec<em> r</em>, string<em> path</em>
- )
- </a></h3>
-
-<p>
-Escape a string for logging
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>path</td>
-<td>The string to escape</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The converted string
- </p>
-<p> </p>
-
-<h3><a name="apache2.escapehtml" id="apache2.escapehtml">apache2.escapehtml(
- request_rec<em> r</em>, string<em> html</em>, boolean<em> toasc</em>
- )
- </a></h3>
-
-<p>
-Escapes HTML entities.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>html</td>
-<td>The HTML code to escape</td>
-</tr>
-<tr>
-<td>toasc</td>
-<td>Whether to escape all non-ASCI characters as &#nnn;</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The escaped HTML code.
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local html = "<b>Testing!</b>"
-local escaped = apache2.escapehtml(html)
-r:puts(escaped) -- prints "&lt;b&gt;Testing!&lt;/b&gt;"
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.md5" id="apache2.md5">apache2.md5(
- request_rec<em> r</em>, string<em> string</em>
- )
- </a></h3>
-
-<p>
-Computes an MD5 digest sum based on a string (binary safe)
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>string</td>
-<td>The (binary) string to digest</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The MD5 digest sum of the data provided
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local text = "The quick brown fox jumps over the lazy dog"
-local md5 = apache2.md51(text)
-r:puts(md5) -- prints out "9e107d9d372bb6826bd81d3542a419d6"
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.os_escape_path" id="apache2.os_escape_path">apache2.os_escape_path(
- request_rec<em> r</em>, string<em> path</em>, boolean<em> partial</em>
- )
- </a></h3>
-
-<p>
-convert an OS path to a URL in an OS dependent way.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>path</td>
-<td>The path to convert</td>
-</tr>
-<tr>
-<td>partial</td>
-<td>partial if set, assume that the path will be appended to something with a '/' in it (and thus does not prefix "./")</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The converted URL
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local path = ap_os_escape_path("C:/foo/bar.txt")
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.sha1" id="apache2.sha1">apache2.sha1(
- request_rec<em> r</em>, string<em> string</em>
- )
- </a></h3>
-
-<p>
-Computes an SHA-1 digest sum based on a string (binary safe)
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>string</td>
-<td>The (binary) string to digest</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The SHA-1 digest sum of the data provided
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local text = "The quick brown fox jumps over the lazy dog"
-local sha1 = apache2.sha1(text)
-r:puts(sha1) -- prints out "2fd4e1c67a2d28fced849ee1bb76e7391b93eb12"
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.unescape" id="apache2.unescape">apache2.unescape(
- request_rec<em> r</em>, string<em> string</em>
- )
- </a></h3>
-
-<p>
-unescapes an URL-escaped string
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>string</td>
-<td>The string to unescape</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The URL-unescaped string
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local str = "This+is+a+test"
-local unescaped = apache2.unescape(str)
-print(unescaped) -- prints "This is a test"
- </pre>
-
-<p> </p>
-
-</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
-<div class="section">
-<h2><a name="Request_handling" id="Request_handling">HTTPd bindings: Request handling</a></h2>
-
-<p>
-<a href="#apache2.requestbody">apache2.requestbody</a>
-<br />
-<a href="#apache2.add_input_filter">apache2.add_input_filter</a>
-<br />
-<a href="#apache2.get_basic_auth_pw">apache2.get_basic_auth_pw</a>
-<br />
-<a href="#apache2.set_document_root">apache2.set_document_root</a>
-<br />
-<a href="#apache2.set_context_prefix">apache2.set_context_prefix</a>
-<br />
-<a href="#apache2.get_server_name_for_url">apache2.get_server_name_for_url</a>
-<br />
-<a href="#apache2.set_keepalive">apache2.set_keepalive</a>
-<br />
-<a href="#apache2.make_etag">apache2.make_etag</a>
-<br />
-<a href="#apache2.send_interim_response">apache2.send_interim_response</a>
-<br />
-</p>
-<h3><a name="apache2.add_input_filter" id="apache2.add_input_filter">apache2.add_input_filter(
- request_rec<em> r</em>, string<em> filter</em>
- )
- </a></h3>
-
-<p>
-Adds an input filter to the request
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>filter</td>
-<td>The name of the filter handler to add</td>
-</tr>
-</table>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-apache2.add_input_filter(r, "SPAM_FILTER") -- Check input for spam..?
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.get_basic_auth_pw" id="apache2.get_basic_auth_pw">apache2.get_basic_auth_pw(
- request_rec<em> r</em>
- )
- </a></h3>
-
-<p>
-Returns the password from a basic authorization request or nil if none was supplied
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The password from a basic authorization request or nil if none was supplied
- </p>
-<p> </p>
-
-<h3><a name="apache2.get_server_name_for_url" id="apache2.get_server_name_for_url">apache2.get_server_name_for_url(
- request_rec<em> r</em>
- )
- </a></h3>
-
-<p>
-Get the current server name from the request for the purposes of using in a URL.
-If the server name is an IPv6 literal address, it will be returned in URL format (e.g., "[fe80::1]").
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-</table>
-<p> </p>
-
-<h3><a name="apache2.make_etag" id="apache2.make_etag">apache2.make_etag(
- request_rec<em> r</em>, boolean<em> force_weak</em>
- )
- </a></h3>
-
-<p>
-Constructs an entity tag from the resource information. If it's a real file, build in some of the file characteristics.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>force_weak</td>
-<td>force_weak Force the entity tag to be weak - it could be modified again in as short an interval.</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The entity tag
- </p>
-<p> </p>
-
-<h3><a name="apache2.requestbody" id="apache2.requestbody">apache2.requestbody(
- request_rec<em> r</em>, number<em> size</em>, string<em> filename</em>
- )
- </a></h3>
-
-<p>
-Reads the request body. If a filename is specified, the request body will be written to that file and the number of bytes written returned, otherwise, the full request body will be returned as a string.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>size</td>
-<td>The maximum size allowed, or 0/nil for unlimited size</td>
-</tr>
-<tr>
-<td>filename</td>
-<td>The file to save the output to, or nil to return it as a string</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The number of bytes written if a filename was specified, otherwise it returns the entire request body as a string.
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-if tonumber(r.headers_in['Content-Length'] or 0) < 10000 then
- local smallfile = apache2.requestbody(r, 10000) -- fetch a small file into memory
- r:puts("I saved the uploaded file in memory")
-else
- local read = apache2.requestbody(r, 0, "/path/to/tmp")
- r:puts("I saved the uploaded file in a temp directory. Total bytes written was: ", read)
-end
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.send_interim_response" id="apache2.send_interim_response">apache2.send_interim_response(
- request_rec<em> r</em>, boolean<em> send_headers</em>
- )
- </a></h3>
-
-<p>
-Sends an interim (HTTP 1xx) response immediately.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>send_headers</td>
-<td>send_headers Whether to send&clear headers in r->headers_out</td>
-</tr>
-</table>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-apache2.send_interim_response(r, false)
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.set_context_prefix" id="apache2.set_context_prefix">apache2.set_context_prefix(
- request_rec<em> r</em>, string<em> prefix</em>, string<em> document</em>
- )
- </a></h3>
-
-<p>
-Set context_prefix and context_document_root for a request.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>prefix</td>
-<td>The URI prefix, without trailing slash</td>
-</tr>
-<tr>
-<td>document</td>
-<td>The corresponding directory on disk, without trailing slash</td>
-</tr>
-</table>
-<p> </p>
-
-<h3><a name="apache2.set_document_root" id="apache2.set_document_root">apache2.set_document_root(
- request_rec<em> r</em>, string<em> root</em>
- )
- </a></h3>
-
-<p>
-Sets the document root of the request.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>root</td>
-<td>root</td>
-</tr>
-</table>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
--- Suppose our real document root is /var/bar, then...
-if r.hostname == "www.foo.com" then
- apache2.set_document_root(r, "/www/foo") -- change document root on the fly
-end
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.set_keepalive" id="apache2.set_keepalive">apache2.set_keepalive(
- request_rec<em> r</em>
- )
- </a></h3>
-
-<p>
-Sets the keepalive status for this request
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-True if keepalive can be set, false otherwise
- </p>
-<p> </p>
-
-</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
-<div class="section">
-<h2><a name="Parser_functions" id="Parser_functions">HTTPd bindings: Parser functions</a></h2>
-
-<p>
-<a href="#apache2.expr">apache2.expr</a>
-<br />
-<a href="#apache2.regex">apache2.regex</a>
-<br />
-<a href="#apache2.strcmp_match">apache2.strcmp_match</a>
-<br />
-</p>
-<h3><a name="apache2.expr" id="apache2.expr">apache2.expr(
- request_rec<em> r</em>, string<em> expression</em>
- )
- </a></h3>
-
-<p>
-Evaluates an ap_expr (think <If ...>) expression and returns true if the expression is true, false otherwise. A second value containing an error string is returned if the expression is invalid.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>expression</td>
-<td>expression</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-True if the expression evaluates as true, false if the expression doesn't evaluate as true or if an error occurred. If an error occurred during parsing, a second value will be returned, containng the error string.
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-if apache2.expr("%{REQUEST_URI} =~ /force-gzip") then
- r:addoutputfilter("DEFLATE")
-end
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.regex" id="apache2.regex">apache2.regex(
- request_rec<em> r</em>, string<em> expression</em>, string<em> source</em>
- )
- </a></h3>
-<p>
-Evaluates a regular expression and, if it matches the source string, captures the variables and returns the matches as a table. On error, it returns nil.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>expression</td>
-<td>expression to match for</td>
-</tr>
-<tr>
-<td>source</td>
-<td>the source string to capture from</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-True if the expression evaluates as true, false if the expression doesn't evaluate as true or if an error occurred. If an error occurred during parsing, a second value will be returned, containng the error string.
- </p>
-<p>
-<em>Example:</em>
-</p>
<pre class="prettyprint lang-lua">
-local matches = apache2.regex(r, [[(\S+) kitty]], "Hello kitty")
-if matches and matches[1] then
- r:puts("You said ", matches[1], " to kitty")
-end
- </pre>
-
-<p> </p>
+--[[
+ This script uses a basic IVM table to determine where to
+ send the request.
+]]--
-<h3><a name="apache2.strcmp_match" id="apache2.strcmp_match">apache2.strcmp_match(
- string<em> str</em>, string<em> expexted</em>, boolean<em> ignoreCase</em>
- )
- </a></h3>
+local backends = {
+ “http://backend1.foo.com/“,
+ “http://backend2.foo.com/“,
+ “http://backend3.foo.com/“
+}
-<p>
-Determines if a string matches a pattern containing the wildcards '?' or '*'
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>str</td>
-<td>The string to check</td>
-</tr>
-<tr>
-<td>expexted</td>
-<td>The pattern to match against</td>
-</tr>
-<tr>
-<td>ignoreCase</td>
-<td>Whether to ignore case when matching</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-True if the two strings match, false otherwise.
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-if apache2.strcmp_match("foo.bar", "foo.*") then
- r:puts("It matches!")
+function pick_backend(r)
+ local chosen_backend = 1 -- default to backend1
+ local lowest_count = nil
+ for i = 1, #backends, 1 do -- Loop through all backends
+ local count = r:ivm_get("proxy_request_count_" .. i)
+ if not count then -- If this backend hasn't been used at all, prefer it
+ chosen_backend = i
+ lowest_count = 0
+ break
+ end
+ if not lowest_count or lowest_count > count then -- If this backend has had less requests, pick it for now
+ chosen_backend = i
+ lowest_count = count
+ end
+ end
+ lowest_count = lowest_count + 1
+ r:ivm_set("proxy_request_count_" .. chosen_backend, lowest_count)
+ return chosen_backend
end
- </pre>
-<p> </p>
-
-</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
-<div class="section">
-<h2><a name="Server_settings" id="Server_settings">HTTPd bindings: Server settings</a></h2>
-
-<p>
-<a href="#apache2.add_version_component">apache2.add_version_component</a>
-<br />
-<a href="#apache2.mpm_query">apache2.mpm_query</a>
-<br />
-<a href="#apache2.terminate">apache2.terminate</a>
-<br />
-<a href="#apache2.scoreboard_process">apache2.scoreboard_process</a>
-<br />
-<a href="#apache2.scoreboard_worker">apache2.scoreboard_worker</a>
-<br />
-<a href="#apache2.module_info">apache2.module_info</a>
-<br />
-<a href="#apache2.loaded_modules">apache2.loaded_modules</a>
-<br />
-<a href="#apache2.runtime_dir_relative">apache2.runtime_dir_relative</a>
-<br />
-<a href="#apache2.server_info">apache2.server_info</a>
-<br />
-<a href="#apache2.state_query">apache2.state_query</a>
-<br />
-<a href="#apache2.custom_response">apache2.custom_response</a>
-<br />
-<a href="#apache2.exists_config_define">apache2.exists_config_define</a>
-<br />
-</p>
-<h3><a name="apache2.add_version_component" id="apache2.add_version_component">apache2.add_version_component(
- request_rec<em> r</em>, string<em> component</em>
- )
- </a></h3>
-
-<p>
-Adds a component to the server description and banner strings
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>component</td>
-<td>The component to add</td>
-</tr>
-</table>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-if not apache2.banner():match("FooModule") then -- Make sure we haven't added it already
- apache2.add_version_component(r, "FooModule/1.0")
+function proxy_handler(r)
+ local backend = pick_backend(r) -- Pick a backend based on no. of requests served
+ r.handler = "proxy-server"
+ r.proxyreq = apache2.PROXYREQ_REVERSE
+ r.filename = "proxy:" .. backends[backend] .. r.uri
+ return apache2.DECLINED -- let the proxy handler do this instead
end
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.custom_response" id="apache2.custom_response">apache2.custom_response(
- request_rec<em> r</em>, number<em> status</em>, string<em> string</em>
- )
- </a></h3>
-
-<p>
-Install a custom response handler for a given status
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>status</td>
-<td>The status for which the custom response should be used</td>
-</tr>
-<tr>
-<td>string</td>
-<td>The custom response. This can be a static string, a file or a URL</td>
-</tr>
-</table>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-apache2.custom_response(r, 404, "Not found!!")
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.exists_config_define" id="apache2.exists_config_define">apache2.exists_config_define(
- string<em> name</em>
- )
- </a></h3>
-
-<p>
-Checks for a definition from the server command line
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>name</td>
-<td>The define to check for</td>
-</tr>
-</table>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-if apache2.exists_config_define("FOO") then
- r:puts("This server was started with -DFOO")
-end
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.loaded_modules" id="apache2.loaded_modules">apache2.loaded_modules(
-
- )
- </a></h3>
-
-<p>
-Returns a table containing the name (c filename) of all loaded modules
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<p>None</p>
-<p>
-<em>Return value(s):</em>
-<br />
-A table containing the name (c filename) of all loaded modules
- </p>
-<p> </p>
-
-<h3><a name="apache2.module_info" id="apache2.module_info">apache2.module_info(
- string<em> c</em>, string<em> file</em>
- )
- </a></h3>
-
-<p>
-Returns information about a specific module (if loaded)
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>c</td>
-<td>c</td>
-</tr>
-<tr>
-<td>file</td>
-<td>file</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The various commands available to this module as a table, or nil if the module wasn't found.
- </p>
-<p> </p>
-
-<h3><a name="apache2.mpm_query" id="apache2.mpm_query">apache2.mpm_query(
- number<em> i</em>
- )
- </a></h3>
-
-<p>
-Queries the MPM for a specific value
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>i</td>
-<td>i</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The queried value
- </p>
-<p> </p>
-
-<h3><a name="apache2.runtime_dir_relative" id="apache2.runtime_dir_relative">apache2.runtime_dir_relative(
- request_rec<em> r</em>, string<em> file</em>
- )
- </a></h3>
-
-<p>
-Returns the path of a file relative to the default runtime directory
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>file</td>
-<td>file</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The path of a file relative to the default runtime directory
- </p>
-<p> </p>
-
-<h3><a name="apache2.scoreboard_process" id="apache2.scoreboard_process">apache2.scoreboard_process(
- request_rec<em> r</em>, number<em> child</em>
- )
- </a></h3>
-
-<p>
-Returns the scoreboard for a server daemon as a table
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>child</td>
-<td>The server child to query</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The scoreboard for a server daemon as a table
- </p>
-<p> </p>
-
-<h3><a name="apache2.scoreboard_worker" id="apache2.scoreboard_worker">apache2.scoreboard_worker(
- request_rec<em> r</em>, number<em> child</em>, number<em> thread</em>
- )
- </a></h3>
-
-<p>
-Returns the scoreboard for a single thread as a table
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>child</td>
-<td>The server child to query</td>
-</tr>
-<tr>
-<td>thread</td>
-<td>The thread to query</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The scoreboard for a single thread as a table
- </p>
-<p> </p>
-
-<h3><a name="apache2.server_info" id="apache2.server_info">apache2.server_info(
-
- )
- </a></h3>
-
-<p>
-Returns a table with information about the server program
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<p>None</p>
-<p>
-<em>Return value(s):</em>
-<br />
-A table with information about the server program
- </p>
-<p> </p>
-
-<h3><a name="apache2.state_query" id="apache2.state_query">apache2.state_query(
- number<em> field</em>
- )
- </a></h3>
-
-<p>
-Query the server for some state information
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>field</td>
-<td>Which information is requested</td>
-</tr>
-</table>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local gen = apache2.state_query(2)
-r:puts("This is generation no. " .. gen .. " of the top-level parent")
- </pre>
-
-<p> </p>
-
-<h3><a name="apache2.terminate" id="apache2.terminate">apache2.terminate(
-
- )
- </a></h3>
-
-<p>
-Kills off a server process. This has no other use than to show how dangerous mod_lua can be ;)
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<p>None</p>
-<p> </p>
+</pre>
</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="section">
-<h2><a name="Database_connectivity" id="Database_connectivity">HTTPd bindings: Database connectivity</a></h2>
-
-<p>
-<a href="#apache2.dbopen">apache2.dbopen</a>
-<br />
-<a href="#db:query">db:query</a>
-<br />
-<a href="#db:do">db:do</a>
-<br />
-<a href="#db:close">db:close</a>
-<br />
-</p>
-<h3><a name="apache2.dbopen" id="apache2.dbopen">apache2.dbopen(
- request_rec<em> r</em>, string<em> dbtype</em>, string<em> conn_string</em>
- )
- </a></h3>
-
+<h2><a name="map_handler" id="map_handler">Example 6: Overlays using LuaMapHandler</a></h2>
<p>
-Opens up a new database connection. See the DB functions for mod_pLua for more info on this.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>dbtype</td>
-<td>dbtype</td>
-</tr>
-<tr>
-<td>conn_string</td>
-<td>connection string</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-The database connection as a table with functions, or nil if the connection failed. If a connection failed, a second argument (string) with the error code is returned.
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local db, error = apache2.dbopen(r, "mod_dbd")
-if error then
- r:puts("DB error: ", error)
-else
- -- DB stuff here
-end
- </pre>
-
-<p> </p>
-
-<h3><a name="db:close" id="db:close">db:close(
- request_rec<em> r</em>
- )
- </a></h3>
-
-<p>
-Closes a database connection
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-</table>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local db = apache2.dbopen(r, "mod_dbd") -- open a db connection
-db:close() -- close it down
- </pre>
-
-<p> </p>
-
-<h3><a name="db:do" id="db:do">db:do(
- request_rec<em> r</em>, string<em> query</em>
- )
- </a></h3>
-
-<p>
-Executes a statement that doesn't return a result set
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>query</td>
-<td>The SQL statement to execute</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-If the statement is valid, a table of results are returned. If an error occurred, the first return value is false and the second return value is a string containing an error message.
- </p>
-<p>
-<em>Example:</em>
-</p>
-<pre class="prettyprint lang-lua">
-local db = apache2.dbopen(r, "mod_dbd")
-local affected = db:do("DELETE FROM `table` WHERE 1")
-if affected then
- r:puts("Affected ", affected, " rows")
-end
- </pre>
-
-<p> </p>
-
-<h3><a name="db:query" id="db:query">db:query(
- request_rec<em> r</em>, string<em> query</em>
- )
- </a></h3>
-
-<p>
-Queries the database for information using the specified statement.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>r</td>
-<td>The mod_lua request handle</td>
-</tr>
-<tr>
-<td>query</td>
-<td>The SQL statement to execute</td>
-</tr>
-</table>
-<p>
-<em>Return value(s):</em>
-<br />
-If the statement is valid, a table of results are returned. If an error occurred, the first return value is false and the second return value is a string containing an error message.
- </p>
-<p>
-<em>Example:</em>
+Coming soon!
</p>
-<pre class="prettyprint lang-lua">
-local db = apache2.dbopen(r, "mod_dbd")
-local result, error = db:query("SELECT * FROM `table` WHERE 1")
-if result then
- for key, value in pairs(result)
- r:puts( ("row %s: %s\n"):format(key, table.concat(value, ", ")) )
- end
-end
- </pre>
-
-<p> </p>
+<pre class="prettyprint lang-config">
+LuaMapHandler ^/portal/([a-z]+)/ /path/to/lua/script.lua handle_$1
+</pre>
</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="section">
-<h2><a name="Miscellaneous" id="Miscellaneous">HTTPd bindings: Miscellaneous</a></h2>
-
-<p>
-<a href="#apache2.clock">apache2.clock</a>
-<br />
-<a href="#apache2.sleep">apache2.sleep</a>
-<br />
-</p>
-<h3><a name="apache2.clock" id="apache2.clock">apache2.clock(
-
- )
- </a></h3>
-
-<p>
-Returns the current time in microseconds.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<p>None</p>
-<p>
-<em>Return value(s):</em>
-<br />
-The current time in microseconds.
- </p>
-<p> </p>
-
-<h3><a name="apache2.sleep" id="apache2.sleep">apache2.sleep(
- number<em> seconds</em>
- )
- </a></h3>
-
-<p>
-Sleeps for a while. Floating point values can be used to sleep for less than a second.
- </p>
-<p>
-<em>Arguments:</em>
-</p>
-<table class="bordered">
-<tr>
-<th>Argument</th>
-<th>Description</th>
-</tr>
-<tr>
-<td>seconds</td>
-<td>The number of seconds to sleep.</td>
-</tr>
-</table>
+<h2><a name="mod_status_lua" id="mod_status_lua">Example 6: Basic Lua scripts</a></h2>
<p>
-<em>Example:</em>
+Also coming soon
</p>
-<pre class="prettyprint lang-lua">
-r:puts("this is ")
-apache2.flush(r)
-apache2.sleep(0.25) -- sleep for a quarter second.
-r:puts("delayed")
- </pre>
-
-<p> </p>
-
</div></div>
<div class="bottomlang">
<p><span>Available Languages: </span><a href="../en/developer/lua.html" title="English"> en </a></p>
diff --git a/docs/manual/mod/event.html.en b/docs/manual/mod/event.html.en
index f2f1c72ccb..46ab1efcf6 100644
--- a/docs/manual/mod/event.html.en
+++ b/docs/manual/mod/event.html.en
@@ -95,10 +95,11 @@ of consuming threads only for connections with active processing</td></tr>
status page of <code class="module"><a href="../mod/mod_status.html">mod_status</a></code> shows how many connections are
in the mentioned states.</p>
- <p>The improved connection handling does not yet work for certain
- connection filters, in particular SSL. For SSL connections, this MPM will
- fall back to the behaviour of the <code class="module"><a href="../mod/worker.html">worker</a></code> MPM and
- reserve one worker thread per connection.</p>
+ <p>The improved connection handling may not work for certain connection
+ filters that have declared themselves as incompatible with event. In these
+ cases, this MPM will fall back to the behaviour of the
+ <code class="module"><a href="../mod/worker.html">worker</a></code> MPM and reserve one worker thread per connection.
+ All modules shipped with the server are compatible with the event MPM.</p>
<p>The MPM assumes that the underlying <code>apr_pollset</code>
implementation is reasonably threadsafe. This enables the MPM to
@@ -150,10 +151,10 @@ of consuming threads only for connections with active processing</td></tr>
</table>
<p>The event MPM handles some connections in an asynchronous way, where
request worker threads are only allocated for short periods of time as
- needed, and other (mostly SSL) connections with one request worker thread
- reserved per connection. This can lead to situations where all workers are
- tied up and no worker thread is available to handle new work on established
- async connections.</p>
+ needed, and other connections with one request worker thread reserved per
+ connection. This can lead to situations where all workers are tied up and
+ no worker thread is available to handle new work on established async
+ connections.</p>
<p>To mitigate this problem, the event MPM does two things: Firstly, it
limits the number of connections accepted per process, depending on the
diff --git a/docs/manual/mod/event.html.fr b/docs/manual/mod/event.html.fr
index 5e22cc102e..e05f0b33e6 100644
--- a/docs/manual/mod/event.html.fr
+++ b/docs/manual/mod/event.html.fr
@@ -101,10 +101,12 @@ mobiliser des threads que pour les connexions en cours de traitement</td></tr>
<code class="module"><a href="../mod/mod_status.html">mod_status</a></code> montre les connexions qui se trouvent
dans les situations mentionnées.</p>
- <p>Le gestionnaire de connexion amélioré ne fonctionne pas encore
- pour certains filtres de connexion, et en particulier SSL. Pour les
- connexions SSL, ce MPM réadopte le comportement du MPM
- <code class="module"><a href="../mod/worker.html">worker</a></code> et réserve un thread par connexion.</p>
+ <p>Le gestionnaire de connexion amélioré peut ne pas
+ fonctionner pour les filtres de connexion qui se déclarent eux-mêmes
+ comme incompatibles avec le MPM event. Dans ce cas, le MPM event
+ adopte le comportement du MPM <code class="module"><a href="../mod/worker.html">worker</a></code> et
+ réserve un thread par connexion. Tous les modules fournis
+ avec le serveur sont compatibles avec le MPM event.</p>
<p>Le MPM présuppose que l'implémentation <code>apr_pollset</code>
sous-jacente est raisonnablement sûre du point de vue des threads.
@@ -161,8 +163,8 @@ mobiliser des threads que pour les connexions en cours de traitement</td></tr>
</table>
<p>Le MPM event gère certaines connexions de manière asynchrone ;
dans ce cas, les threads traitant la requête sont alloués selon les
- besoins et pour de courtes périodes. Dans les autres cas (la plupart
- du temps pour les connexions SSL), un thread est réservé par
+ besoins et pour de courtes périodes. Dans les autres cas, un
+ thread est réservé par
connexion. Ceci peut conduire à des situations où tous les threads
sont saturés et où aucun thread n'est capable d'effectuer de
nouvelles tâches pour les connexions asynchrones établies.</p>
diff --git a/docs/manual/mod/mod_lua.html.fr b/docs/manual/mod/mod_lua.html.fr
index 9c13200e24..53a00d51bb 100644
--- a/docs/manual/mod/mod_lua.html.fr
+++ b/docs/manual/mod/mod_lua.html.fr
@@ -714,7 +714,7 @@ while nous_avons_des_donn
r:puts("Bla bla bla\n") -- envoi des données à envoyer vers le tampon
r:flush() -- vidage du tampon (envoi au client)
r:sleep(0.5) -- mise en attente et bouclage
-+end
+end
</pre>
@@ -736,23 +736,24 @@ end
<pre class="prettyprint lang-lua">
-r:parseargs() -- renvoie une table Lua contenant la chaîne
-d'arguments de la requête
+r:parseargs() -- renvoie deux tables : une table standard de couples
+clé/valeur pour les données GET simples, et une autre pour les données
+multivaluées (par exemple foo=1&foo=2&foo=3) :
-local GET = r:parseargs()
-+r:puts("Votre nom est : " .. GET['name'] or "Unknown")
+local GET, GETMULTI = r:parseargs()
+r:puts("Votre nom est : " .. GET['name'] or "Unknown")
</pre>
<pre class="prettyprint lang-lua">
r:parsebody()([sizeLimit]) -- interprète le corps de la requête
-en tant que POST et renvoie une table lua. Un nombre optionnel
+en tant que POST et renvoie deux tables lua, comme r:parseargs(). Un nombre optionnel
peut être fourni pour spécifier le nombre maximal d'octets à
interpréter. La valeur par défaut est 8192.
-local POST = r:parsebody(1024*1024)
-+r:puts("Votre nom est : " .. POST['name'] or "Unknown")
+local POST, POSTMULTI = r:parsebody(1024*1024)
+r:puts("Votre nom est : " .. POST['name'] or "Unknown")
</pre>
diff --git a/docs/manual/mod/mod_lua.xml.meta b/docs/manual/mod/mod_lua.xml.meta
index 8fc1a0efdf..b55c7710e9 100644
--- a/docs/manual/mod/mod_lua.xml.meta
+++ b/docs/manual/mod/mod_lua.xml.meta
@@ -8,6 +8,6 @@
<variants>
<variant>en</variant>
- <variant outdated="yes">fr</variant>
+ <variant>fr</variant>
</variants>
</metafile>