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Théophile Diot d8ee65aa70 Squashed 'src/deps/src/lua-resty-session/' changes from 8b5f8752f..5f2aed616
5f2aed616 chore(*): release 4.0.5
f4980f0e1 fix(dshm/memcached): add a missing return parameter as otherwise pool parameters are not respected

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<h1>resty.session</h1>
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<li><a href="#Functions">Functions</a></li>
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<h1>Module <code>resty.session.file.utils</code></h1>
<p>File storage utilities</p>
<p>
</p>
<h2><a href="#Functions">Functions</a></h2>
<table class="function_list">
<tr>
<td class="name" nowrap><a href="#file_create">file_create (path, content)</a></td>
<td class="summary">Store data in file.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#file_append">file_append (path, data)</a></td>
<td class="summary">Append data in file.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#file_read">file_read (path)</a></td>
<td class="summary">Read data from a file.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#get_modification">get_modification (path)</a></td>
<td class="summary">Get the value modification time of a file.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#meta_get_key">meta_get_key (audience, subject)</a></td>
<td class="summary">Given an audience and a subject, generate a metadata key.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#validate_file_name">validate_file_name (prefix, suffix, name, filename)</a></td>
<td class="summary">Validate a file name.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#cleanup">cleanup (path, prefix, suffix, name, current_time)</a></td>
<td class="summary">Clean up expired session and metadata files.</td>
</tr>
</table>
<br/>
<br/>
<h2 class="section-header "><a name="Functions"></a>Functions</h2>
<dl class="function">
<dt>
<a name = "file_create"></a>
<strong>file_create (path, content)</strong>
</dt>
<dd>
Store data in file.
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">path</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
file path
</li>
<li><span class="parameter">content</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
file content
</li>
</ul>
<h3>Returns:</h3>
<ol>
<li>
<span class="types"><span class="type">true</span> or <span class="type">nil</span></span>
ok</li>
<li>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
error message</li>
</ol>
</dd>
<dt>
<a name = "file_append"></a>
<strong>file_append (path, data)</strong>
</dt>
<dd>
Append data in file.
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">path</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
file path
</li>
<li><span class="parameter">data</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
file data
</li>
</ul>
<h3>Returns:</h3>
<ol>
<li>
<span class="types"><span class="type">true</span> or <span class="type">nil</span></span>
ok</li>
<li>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
error message</li>
</ol>
</dd>
<dt>
<a name = "file_read"></a>
<strong>file_read (path)</strong>
</dt>
<dd>
Read data from a file.
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">path</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
file to read
</li>
</ul>
<h3>Returns:</h3>
<ol>
<li>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a> or <span class="type">nil</span></span>
content</li>
<li>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
error message</li>
</ol>
</dd>
<dt>
<a name = "get_modification"></a>
<strong>get_modification (path)</strong>
</dt>
<dd>
Get the value modification time of a file.
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">path</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
the path to the file
</li>
</ul>
</dd>
<dt>
<a name = "meta_get_key"></a>
<strong>meta_get_key (audience, subject)</strong>
</dt>
<dd>
Given an audience and a subject, generate a metadata key.
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">audience</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
session audience
</li>
<li><span class="parameter">subject</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
session subject
</li>
</ul>
<h3>Returns:</h3>
<ol>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
metadata key
</ol>
</dd>
<dt>
<a name = "validate_file_name"></a>
<strong>validate_file_name (prefix, suffix, name, filename)</strong>
</dt>
<dd>
Validate a file name.
Run a few checks to try to determine if the file is managed by this library
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">prefix</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
the prefix for session files
</li>
<li><span class="parameter">suffix</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
the suffix for session files
</li>
<li><span class="parameter">name</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
cookie name
</li>
<li><span class="parameter">filename</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
the name of the file
</li>
</ul>
<h3>Returns:</h3>
<ol>
<span class="types"><span class="type">true</span> or <span class="type">false</span></span>
whether the file is managed by the library or not
</ol>
</dd>
<dt>
<a name = "cleanup"></a>
<strong>cleanup (path, prefix, suffix, name, current_time)</strong>
</dt>
<dd>
Clean up expired session and metadata files.
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">path</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
the path where sessions are stored
</li>
<li><span class="parameter">prefix</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
the prefix for session files
</li>
<li><span class="parameter">suffix</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
the suffix for session files
</li>
<li><span class="parameter">name</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.1/manual.html#5.4">string</a></span>
cookie name
</li>
<li><span class="parameter">current_time</span>
<span class="types"><span class="type">number</span></span>
current time
</li>
</ul>
<h3>Returns:</h3>
<ol>
<span class="types"><span class="type">true</span> or <span class="type">false</span></span>
whether clean up completed
</ol>
</dd>
</dl>
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