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author | Loïc Hoguin <[email protected]> | 2016-12-23 15:37:13 +0100 |
---|---|---|
committer | Loïc Hoguin <[email protected]> | 2016-12-23 15:37:13 +0100 |
commit | 70d31fb381bbb23bbb11c3ec109148e59b7a5d87 (patch) | |
tree | 99b84cbd71d6ad2ec07af2afa1d38092e0bc3136 /docs/en | |
parent | 6539f49eb0c41840a8686506c524d40f05edfbae (diff) | |
download | ninenines.eu-70d31fb381bbb23bbb11c3ec109148e59b7a5d87.tar.gz ninenines.eu-70d31fb381bbb23bbb11c3ec109148e59b7a5d87.tar.bz2 ninenines.eu-70d31fb381bbb23bbb11c3ec109148e59b7a5d87.zip |
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Diffstat (limited to 'docs/en')
-rw-r--r-- | docs/en/cowboy/2.0/manual/cowboy_handler.terminate/index.html | 247 | ||||
-rw-r--r-- | docs/en/cowboy/2.0/manual/cowboy_handler/index.html | 233 | ||||
-rw-r--r-- | docs/en/cowboy/2.0/manual/cowboy_http/index.html | 2 | ||||
-rw-r--r-- | docs/en/cowboy/2.0/manual/cowboy_static/index.html | 169 | ||||
-rw-r--r-- | docs/en/cowboy/2.0/manual/cowboy_websocket/index.html | 2 | ||||
-rw-r--r-- | docs/en/cowboy/2.0/manual/index.html | 5 |
6 files changed, 450 insertions, 208 deletions
diff --git a/docs/en/cowboy/2.0/manual/cowboy_handler.terminate/index.html b/docs/en/cowboy/2.0/manual/cowboy_handler.terminate/index.html new file mode 100644 index 00000000..c8f371a4 --- /dev/null +++ b/docs/en/cowboy/2.0/manual/cowboy_handler.terminate/index.html @@ -0,0 +1,247 @@ +<!DOCTYPE html> +<html lang="en"> + +<head> + <meta charset="utf-8"> + <meta name="viewport" content="width=device-width, initial-scale=1.0"> + <meta name="description" content=""> + <meta name="author" content="Loïc Hoguin based on a design from (Soft10) Pol Cámara"> + + <meta name="generator" content="Hugo 0.17" /> + + <title>Nine Nines: cowboy_handler:terminate(3)</title> + + <link href='https://fonts.googleapis.com/css?family=Open+Sans:400,700,400italic' rel='stylesheet' type='text/css'> + + <link href="/css/bootstrap.min.css" rel="stylesheet"> + <link href="/css/99s.css" rel="stylesheet"> + + <link rel="shortcut icon" href="/img/ico/favicon.ico"> + <link rel="apple-touch-icon-precomposed" sizes="114x114" href="/img/ico/apple-touch-icon-114.png"> + <link rel="apple-touch-icon-precomposed" sizes="72x72" href="/img/ico/apple-touch-icon-72.png"> + <link rel="apple-touch-icon-precomposed" href="/img/ico/apple-touch-icon-57.png"> + + +</head> + + +<body class=""> + <header id="page-head"> + <div id="topbar" class="container"> + <div class="row"> + <div class="span2"> + <h1 id="logo"><a href="/" title="99s">99s</a></h1> + </div> + <div class="span10"> + + <div id="side-header"> + <nav> + <ul> + <li><a title="Hear my thoughts" href="/articles">Articles</a></li> + <li><a title="Watch my talks" href="/talks">Talks</a></li> + <li class="active"><a title="Read the docs" href="/docs">Documentation</a></li> + <li><a title="Request my services" href="/services">Consulting & Training</a></li> + </ul> + </nav> + <ul id="social"> + <li> + <a href="https://github.com/ninenines" title="Check my Github repositories"><img src="/img/ico_github.png" data-hover="/img/ico_github_alt.png" alt="Github"></a> + </li> + <li> + <a title="Keep in touch!" href="http://twitter.com/lhoguin"><img src="/img/ico_microblog.png" data-hover="/img/ico_microblog_alt.png"></a> + </li> + <li> + <a title="Contact me" href="mailto:[email protected]"><img src="/img/ico_mail.png" data-hover="/img/ico_mail_alt.png"></a> + </li> + </ul> + </div> + </div> + </div> + </div> + + +</header> + +<div id="contents" class="two_col"> +<div class="container"> +<div class="row"> +<div id="docs" class="span9 maincol"> + +<h1 class="lined-header"><span>cowboy_handler:terminate(3)</span></h1> + +<div class="sect1">
+<h2 id="_name">Name</h2>
+<div class="sectionbody">
+<div class="paragraph"><p>cowboy_handler:terminate - Terminate the handler</p></div>
+</div>
+</div>
+<div class="sect1">
+<h2 id="_description">Description</h2>
+<div class="sectionbody">
+<div class="listingblock">
+<div class="content"><!-- Generator: GNU source-highlight 3.1.8
+by Lorenzo Bettini
+http://www.lorenzobettini.it
+http://www.gnu.org/software/src-highlite -->
+<pre><tt><span style="font-weight: bold"><span style="color: #000000">terminate</span></span>(<span style="color: #009900">Reason</span>, <span style="color: #009900">Req</span> | <span style="color: #000080">undefined</span>, <span style="color: #009900">State</span>, <span style="color: #009900">Handler</span>) <span style="color: #990000">-></span> <span style="color: #FF6600">ok</span>
+
+<span style="color: #009900">Reason</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">any</span></span>()
+<span style="color: #009900">Req</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">cowboy_req:req</span></span>()
+<span style="color: #009900">State</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">any</span></span>()
+<span style="color: #009900">Handler</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">module</span></span>()</tt></pre></div></div>
+<div class="paragraph"><p>Call the optional terminate callback if it is defined.</p></div>
+<div class="paragraph"><p>Make sure to use this function at the end of the execution
+of modules that implement custom handler behaviors.</p></div>
+</div>
+</div>
+<div class="sect1">
+<h2 id="_arguments">Arguments</h2>
+<div class="sectionbody">
+<div class="dlist"><dl>
+<dt class="hdlist1">
+Reason
+</dt>
+<dd>
+<p>
+Reason for termination.
+</p>
+</dd>
+<dt class="hdlist1">
+Req
+</dt>
+<dd>
+<p>
+The Req object.
+</p>
+<div class="paragraph"><p>It is possible to pass <code>undefined</code> if the handler has no concept
+of requests/responses and discarded the Req object before calling
+this function.</p></div>
+</dd>
+<dt class="hdlist1">
+State
+</dt>
+<dd>
+<p>
+Handler state.
+</p>
+</dd>
+<dt class="hdlist1">
+Handler
+</dt>
+<dd>
+<p>
+Handler module.
+</p>
+</dd>
+</dl></div>
+</div>
+</div>
+<div class="sect1">
+<h2 id="_return_value">Return value</h2>
+<div class="sectionbody">
+<div class="paragraph"><p>The atom <code>ok</code> is always returned. It can be safely ignored.</p></div>
+</div>
+</div>
+<div class="sect1">
+<h2 id="_changelog">Changelog</h2>
+<div class="sectionbody">
+<div class="ulist"><ul>
+<li>
+<p>
+<strong>2.0</strong>: Function introduced.
+</p>
+</li>
+</ul></div>
+</div>
+</div>
+<div class="sect1">
+<h2 id="_examples">Examples</h2>
+<div class="sectionbody">
+<div class="listingblock">
+<div class="title">Terminate a handler normally</div>
+<div class="content"><!-- Generator: GNU source-highlight 3.1.8
+by Lorenzo Bettini
+http://www.lorenzobettini.it
+http://www.gnu.org/software/src-highlite -->
+<pre><tt><span style="font-weight: bold"><span style="color: #000000">cowboy_handler:terminate</span></span>(<span style="font-weight: bold"><span style="color: #000080">normal</span></span>, <span style="color: #009900">Req</span>, <span style="color: #009900">State</span>, <span style="color: #009900">Handler</span>)<span style="color: #990000">.</span></tt></pre></div></div>
+</div>
+</div>
+<div class="sect1">
+<h2 id="_see_also">See also</h2>
+<div class="sectionbody">
+<div class="paragraph"><p><a href="../cowboy_handler">cowboy_handler(3)</a></p></div>
+</div>
+</div>
+ + + + + +</div> + +<div class="span3 sidecol"> + + +<h3> + Cowboy + 2.0 + Function Reference + +</h3> + +<ul> + + <li><a href="/docs/en/cowboy/2.0/guide">User Guide</a></li> + + + <li><a href="/docs/en/cowboy/2.0/manual">Function Reference</a></li> + + +</ul> + +<h4 id="docs-nav">Navigation</h4> + +<h4>Version select</h4> +<ul> + + + + <li><a href="/docs/en/cowboy/1.0/manual">1.0</a></li> + + <li><a href="/docs/en/cowboy/2.0/manual">2.0</a></li> + +</ul> + +</div> +</div> +</div> +</div> + + <footer> + <div class="container"> + <div class="row"> + <div class="span6"> + <p id="scroll-top"><a href="#">↑ Scroll to top</a></p> + <nav> + <ul> + <li><a href="mailto:[email protected]" title="Contact us">Contact us</a></li><li><a href="https://github.com/ninenines/ninenines.github.io" title="Github repository">Contribute to this site</a></li> + </ul> + </nav> + </div> + <div class="span6 credits"> + <p><img src="/img/footer_logo.png"></p> + <p>Copyright © Loïc Hoguin 2012-2016</p> + </div> + </div> + </div> + </footer> + + + <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> + <script src="/js/bootstrap-carousel.js"></script> + <script src="/js/bootstrap-dropdown.js"></script> + <script src="/js/custom.js"></script> + </body> +</html> + + diff --git a/docs/en/cowboy/2.0/manual/cowboy_handler/index.html b/docs/en/cowboy/2.0/manual/cowboy_handler/index.html index 73b7738e..604c8f26 100644 --- a/docs/en/cowboy/2.0/manual/cowboy_handler/index.html +++ b/docs/en/cowboy/2.0/manual/cowboy_handler/index.html @@ -72,66 +72,57 @@ <div class="sect1">
<h2 id="_name">Name</h2>
<div class="sectionbody">
-<div class="paragraph"><p>cowboy_handler - handler middleware and behaviour</p></div>
+<div class="paragraph"><p>cowboy_handler - Plain HTTP handlers</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_description">Description</h2>
<div class="sectionbody">
-<div class="paragraph"><p>The <code>cowboy_handler</code> middleware executes the handler passed
-through the environment values <code>handler</code> and <code>handler_opts</code>,
-and adds the result of this execution to the environment as
-the value <code>result</code>, indicating that the request has been
-handled and received a response.</p></div>
-<div class="paragraph"><p>Environment input:</p></div>
-<div class="dlist"><dl>
-<dt class="hdlist1">
-handler = module()
-</dt>
-<dd>
-<p>
-Handler to be executed.
-</p>
-</dd>
-<dt class="hdlist1">
-handler_opts = any()
-</dt>
-<dd>
-<p>
-Options to be passed to the handler.
-</p>
-</dd>
-</dl></div>
-<div class="paragraph"><p>Environment output:</p></div>
-<div class="dlist"><dl>
-<dt class="hdlist1">
-result = ok
-</dt>
-<dd>
-<p>
-Result of the request.
-</p>
-</dd>
-</dl></div>
-<div class="paragraph"><p>This module also defines the <code>cowboy_handler</code> behaviour that
-defines the basic interface for handlers. All Cowboy handlers
-implement at least the <code>init/2</code> callback, and may implement
-the <code>terminate/3</code> callback optionally.</p></div>
+<div class="paragraph"><p>The <code>cowboy_handler</code> middleware executes the handler selected
+by the router or any other preceding middleware.</p></div>
+<div class="paragraph"><p>This middleware takes the handler module and initial state
+from the <code>handler</code> and <code>handler_opts</code> environment values,
+respectively. On completion, it adds a <code>result</code> value to
+the middleware environment, containing the return value
+of the <code>terminate/3</code> callback (if defined) and <code>ok</code> otherwise.</p></div>
+<div class="paragraph"><p>This module also defines a callback interface for handling
+HTTP requests.</p></div>
</div>
</div>
<div class="sect1">
-<h2 id="_terminate_reasons">Terminate reasons</h2>
+<h2 id="_callbacks">Callbacks</h2>
<div class="sectionbody">
-<div class="paragraph"><p>The following values may be received as the terminate reason
-in the optional <code>terminate/3</code> callback. Different handler types
-may define additional terminate reasons.</p></div>
+<div class="paragraph"><p>Plain HTTP handlers implement the following interface:</p></div>
+<div class="listingblock">
+<div class="content"><!-- Generator: GNU source-highlight 3.1.8
+by Lorenzo Bettini
+http://www.lorenzobettini.it
+http://www.gnu.org/software/src-highlite -->
+<pre><tt><span style="font-weight: bold"><span style="color: #000000">init</span></span>(<span style="color: #009900">Req</span>, <span style="color: #009900">State</span>) <span style="color: #990000">-></span> {<span style="color: #FF6600">ok</span>, <span style="color: #009900">Req</span>, <span style="color: #009900">State</span>}
+
+<span style="font-weight: bold"><span style="color: #000000">terminate</span></span>(<span style="color: #009900">Reason</span>, <span style="color: #009900">Req</span>, <span style="color: #009900">State</span>) <span style="color: #990000">-></span> <span style="color: #FF6600">ok</span> <span style="font-style: italic"><span style="color: #9A1900">%% optional</span></span>
+
+<span style="color: #009900">Req</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">cowboy_req:req</span></span>()
+<span style="color: #009900">State</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">any</span></span>()
+<span style="color: #009900">Reason</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">normal</span></span>
+ | {<span style="color: #FF6600">crash</span>, <span style="color: #FF6600">error</span> | <span style="font-weight: bold"><span style="color: #000080">exit</span></span> | <span style="font-weight: bold"><span style="color: #000080">throw</span></span>, <span style="font-weight: bold"><span style="color: #000000">any</span></span>()}</tt></pre></div></div>
+<div class="paragraph"><p>These two callbacks are common to all handlers.</p></div>
+<div class="paragraph"><p>Plain HTTP handlers do all their work in the <code>init/2</code>
+callback. Returning <code>ok</code> terminates the handler. If no
+response is sent, Cowboy will send a <code>204 No Content</code>.</p></div>
+<div class="paragraph"><p>The optional <code>terminate/3</code> callback will ultimately be called
+with the reason for the termination of the handler.
+Cowboy will terminate the process right after this. There
+is no need to perform any cleanup in this callback.</p></div>
+<div class="paragraph"><p>The following terminate reasons are defined for plain HTTP
+handlers:</p></div>
<div class="dlist"><dl>
<dt class="hdlist1">
normal
</dt>
<dd>
<p>
- The connection was closed normally.
+ The connection was closed normally.
</p>
</dd>
<dt class="hdlist1">
@@ -139,157 +130,33 @@ normal </dt>
<dd>
<p>
- A crash occurred in the handler. <code>Class</code> and <code>Reason</code> can be
- used to obtain more information about the crash. The function
- <code>erlang:get_stacktrace/0</code> can also be called to obtain the
- stacktrace of the process when the crash occurred.
+ A crash occurred in the handler. <code>Class</code> and <code>Reason</code> can be
+ used to obtain more information about the crash. The function
+ <code>erlang:get_stacktrace/0</code> can also be called to obtain the
+ stacktrace of the process when the crash occurred.
</p>
</dd>
</dl></div>
</div>
</div>
<div class="sect1">
-<h2 id="_callbacks">Callbacks</h2>
+<h2 id="_exports">Exports</h2>
<div class="sectionbody">
-<div class="sect2">
-<h3 id="_init_req_opts_8594_ok_req_state_module_req_state_module_req_state_hibernate_timeout_module_req_state_timeout_hibernate">init(Req, Opts) → {ok, Req, State} | {Module, Req, State} | {Module, Req, State, hibernate | Timeout} | {Module, Req, State, Timeout, hibernate}</h3>
-<div class="dlist"><dl>
-<dt class="hdlist1">
-Req = cowboy_req:req()
-</dt>
-<dd>
-<p>
-The Req object.
-</p>
-</dd>
-<dt class="hdlist1">
-Opts = any()
-</dt>
-<dd>
-<p>
-Handler options.
-</p>
-</dd>
-<dt class="hdlist1">
-State = any()
-</dt>
-<dd>
-<p>
-Handler state.
-</p>
-</dd>
-<dt class="hdlist1">
-Module = module()
-</dt>
-<dd>
-<p>
-Module of the sub-protocol to use.
-</p>
-</dd>
-<dt class="hdlist1">
-Timeout = timeout()
-</dt>
-<dd>
+<div class="paragraph"><p>The following function should be called by modules implementing
+custom handlers to execute the optional terminate callback:</p></div>
+<div class="ulist"><ul>
+<li>
<p>
-Timeout passed to the sub-protocol, when applicable.
+<a href="../cowboy_handler.terminate">cowboy_handler:terminate(3)</a> - Terminate the handler
</p>
-</dd>
-</dl></div>
-<div class="paragraph"><p>Process the request.</p></div>
-<div class="paragraph"><p>This function can be used to switch to an alternate handler
-type by returning the name of the module to be used, along
-with a few options.</p></div>
-<div class="paragraph"><p>For basic handlers this is the function where the response
-should be sent. If no response is sent, Cowboy will ensure
-that a <code>204 No Content</code> response is sent.</p></div>
-<div class="paragraph"><p>A crash in this callback will result in <code>terminate/3</code> being
-called if it is defined, with the <code>State</code> argument set to
-the value of <code>Opts</code> originally given to the <code>init/2</code> callback.</p></div>
-</div>
-<div class="sect2">
-<h3 id="_terminate_reason_req_state_8594_ok">terminate(Reason, Req, State) → ok</h3>
-<div class="dlist"><dl>
-<dt class="hdlist1">
-Reason = any()
-</dt>
-<dd>
-<p>
-Reason for termination.
-</p>
-</dd>
-<dt class="hdlist1">
-Req = cowboy_req:req()
-</dt>
-<dd>
-<p>
-The Req object.
-</p>
-</dd>
-<dt class="hdlist1">
-State = any()
-</dt>
-<dd>
-<p>
-Handler state.
-</p>
-</dd>
-</dl></div>
-<div class="paragraph"><p>Perform any necessary cleanup of the state.</p></div>
-<div class="paragraph"><p>This callback should release any resource currently in use,
-clear any active timer and reset the process to its original
-state, as it might be reused for future requests sent on the
-same connection. Typical plain HTTP handlers rarely need to
-use it.</p></div>
-<div class="paragraph"><p>A crash in this callback or an invalid return value will
-result in the closing of the connection and the termination
-of the process.</p></div>
-</div>
+</li>
+</ul></div>
</div>
</div>
<div class="sect1">
-<h2 id="_exports">Exports</h2>
+<h2 id="_see_also">See also</h2>
<div class="sectionbody">
-<div class="sect2">
-<h3 id="_terminate_reason_req_state_handler_8594_ok">terminate(Reason, Req, State, Handler) → ok</h3>
-<div class="dlist"><dl>
-<dt class="hdlist1">
-Reason = any()
-</dt>
-<dd>
-<p>
-Reason for termination.
-</p>
-</dd>
-<dt class="hdlist1">
-Req = cowboy_req:req()
-</dt>
-<dd>
-<p>
-The Req object.
-</p>
-</dd>
-<dt class="hdlist1">
-State = any()
-</dt>
-<dd>
-<p>
-Handler state.
-</p>
-</dd>
-<dt class="hdlist1">
-Handler = module()
-</dt>
-<dd>
-<p>
-Handler module.
-</p>
-</dd>
-</dl></div>
-<div class="paragraph"><p>Call the optional <code>terminate/3</code> callback if it exists.</p></div>
-<div class="paragraph"><p>This function should always be called at the end of the execution
-of a handler, to give it a chance to clean up or perform
-miscellaneous operations.</p></div>
-</div>
+<div class="paragraph"><p><a href="../cowboy_app">cowboy(7)</a></p></div>
</div>
</div>
diff --git a/docs/en/cowboy/2.0/manual/cowboy_http/index.html b/docs/en/cowboy/2.0/manual/cowboy_http/index.html index 334c5f45..c98095d9 100644 --- a/docs/en/cowboy/2.0/manual/cowboy_http/index.html +++ b/docs/en/cowboy/2.0/manual/cowboy_http/index.html @@ -209,7 +209,7 @@ request_timeout (5000) </li>
<li>
<p>
-<strong>2.0</strong>: The <code>max_header_request_line_length</code> default was increased from 4096 to 8000.
+<strong>2.0</strong>: The <code>max_request_line_length</code> default was increased from 4096 to 8000.
</p>
</li>
<li>
diff --git a/docs/en/cowboy/2.0/manual/cowboy_static/index.html b/docs/en/cowboy/2.0/manual/cowboy_static/index.html index 90d20fdb..a3c1d750 100644 --- a/docs/en/cowboy/2.0/manual/cowboy_static/index.html +++ b/docs/en/cowboy/2.0/manual/cowboy_static/index.html @@ -72,48 +72,171 @@ <div class="sect1">
<h2 id="_name">Name</h2>
<div class="sectionbody">
-<div class="paragraph"><p>cowboy_static - static file handler</p></div>
+<div class="paragraph"><p>cowboy_static - Static file handler</p></div>
</div>
</div>
<div class="sect1">
<h2 id="_description">Description</h2>
<div class="sectionbody">
-<div class="paragraph"><p>The <code>cowboy_static</code> module implements file serving capabilities
-by using the REST semantics provided by <code>cowboy_rest</code>.</p></div>
+<div class="paragraph"><p>The module <code>cowboy_static</code> implements file serving capabilities
+using the REST semantics provided by <code>cowboy_rest</code>.</p></div>
+<div class="paragraph"><p>The static file handler is a pre-written handler coming with
+Cowboy. To serve files, use it in your routes.</p></div>
</div>
</div>
<div class="sect1">
-<h2 id="_types">Types</h2>
+<h2 id="_options">Options</h2>
<div class="sectionbody">
-<div class="sect2">
-<h3 id="_opts_option">opts() = [Option]</h3>
<div class="listingblock">
<div class="content"><!-- Generator: GNU source-highlight 3.1.8
by Lorenzo Bettini
http://www.lorenzobettini.it
http://www.gnu.org/software/src-highlite -->
-<pre><tt><span style="color: #009900">Option</span> <span style="color: #990000">=</span> {<span style="color: #FF6600">priv_file</span>, <span style="font-weight: bold"><span style="color: #000080">atom</span></span>(), <span style="font-weight: bold"><span style="color: #000000">string</span></span>() | <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()}
- | {<span style="color: #FF6600">priv_file</span>, <span style="font-weight: bold"><span style="color: #000080">atom</span></span>(), <span style="font-weight: bold"><span style="color: #000000">string</span></span>() | <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">Extra</span>}
- | {<span style="color: #FF6600">file</span>, <span style="font-weight: bold"><span style="color: #000000">string</span></span>() | <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()}
- | {<span style="color: #FF6600">file</span>, <span style="font-weight: bold"><span style="color: #000000">string</span></span>() | <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">Extra</span>}
- | {<span style="color: #FF6600">priv_dir</span>, <span style="font-weight: bold"><span style="color: #000080">atom</span></span>(), <span style="font-weight: bold"><span style="color: #000000">string</span></span>() | <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()}
- | {<span style="color: #FF6600">priv_dir</span>, <span style="font-weight: bold"><span style="color: #000080">atom</span></span>(), <span style="font-weight: bold"><span style="color: #000000">string</span></span>() | <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">Extra</span>}
- | {<span style="color: #FF6600">dir</span>, <span style="font-weight: bold"><span style="color: #000000">string</span></span>() | <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()}
- | {<span style="color: #FF6600">dir</span>, <span style="font-weight: bold"><span style="color: #000000">string</span></span>() | <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">Extra</span>}
+<pre><tt><span style="font-weight: bold"><span style="color: #000000">opts</span></span>() <span style="color: #990000">::</span> {<span style="color: #FF6600">priv_file</span>, <span style="color: #009900">App</span>, <span style="color: #009900">Path</span>}
+ | {<span style="color: #FF6600">priv_file</span>, <span style="color: #009900">App</span>, <span style="color: #009900">Path</span>, <span style="color: #009900">Extra</span>}
+ | {<span style="color: #FF6600">file</span>, <span style="color: #009900">Path</span>}
+ | {<span style="color: #FF6600">file</span>, <span style="color: #009900">Path</span>, <span style="color: #009900">Extra</span>}
+ | {<span style="color: #FF6600">priv_dir</span>, <span style="color: #009900">App</span>, <span style="color: #009900">Path</span>}
+ | {<span style="color: #FF6600">priv_dir</span>, <span style="color: #009900">App</span>, <span style="color: #009900">Path</span>, <span style="color: #009900">Extra</span>}
+ | {<span style="color: #FF6600">dir</span>, <span style="color: #009900">Path</span>}
+ | {<span style="color: #FF6600">dir</span>, <span style="color: #009900">Path</span>, <span style="color: #009900">Extra</span>}
-<span style="color: #009900">Extra</span> <span style="color: #990000">=</span> [<span style="color: #009900">ETag</span> | <span style="color: #009900">Mimetypes</span>]
+<span style="color: #009900">App</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">atom</span></span>()
+<span style="color: #009900">Path</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>() | <span style="font-weight: bold"><span style="color: #000000">string</span></span>()
+<span style="color: #009900">Extra</span> <span style="color: #990000">::</span> [<span style="color: #009900">Etag</span> | <span style="color: #009900">Mimetypes</span>]
-<span style="color: #009900">ETag</span> <span style="color: #990000">=</span> {<span style="color: #FF6600">etag</span>, <span style="font-weight: bold"><span style="color: #000000">module</span></span>(), <span style="font-weight: bold"><span style="color: #000080">function</span></span>()} | {<span style="color: #FF6600">etag</span>, <span style="color: #000080">false</span>}
+<span style="color: #009900">Etag</span> <span style="color: #990000">::</span> {<span style="color: #FF6600">etag</span>, <span style="font-weight: bold"><span style="color: #000000">module</span></span>(), <span style="font-weight: bold"><span style="color: #000080">function</span></span>()}
+ | {<span style="color: #FF6600">etag</span>, <span style="color: #000080">false</span>}
-<span style="color: #009900">Mimetypes</span> <span style="color: #990000">=</span> {<span style="color: #FF6600">mimetypes</span>, <span style="font-weight: bold"><span style="color: #000000">module</span></span>(), <span style="font-weight: bold"><span style="color: #000080">function</span></span>()}
- | {<span style="color: #FF6600">mimetypes</span>, <span style="font-weight: bold"><span style="color: #000080">binary</span></span>() | {<span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), [{<span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()}]}}</tt></pre></div></div>
-<div class="paragraph"><p>Configuration for the static handler.</p></div>
-<div class="paragraph"><p>The handler can be configured for sending either one file or
-a directory (including its subdirectories).</p></div>
-<div class="paragraph"><p>Extra options allow you to define how the etag should be calculated
-and how the mimetype of files should be detected.</p></div>
+<span style="color: #009900">Mimetypes</span> <span style="color: #990000">::</span> {<span style="color: #FF6600">mimetypes</span>, <span style="font-weight: bold"><span style="color: #000000">module</span></span>(), <span style="font-weight: bold"><span style="color: #000080">function</span></span>()}
+ | {<span style="color: #FF6600">mimetypes</span>, <span style="font-weight: bold"><span style="color: #000080">binary</span></span>() | <span style="color: #009900">ParsedMime</span>}
+
+<span style="color: #009900">ParsedMime</span> <span style="color: #990000">::</span> {<span style="color: #009900">Type</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">SubType</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">Params</span>}
+<span style="color: #009900">Params</span> <span style="color: #990000">::</span> [{<span style="color: #009900">Key</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">Value</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()}]</tt></pre></div></div>
+<div class="paragraph"><p>Static handler configuration.</p></div>
+<div class="dlist"><dl>
+<dt class="hdlist1">
+priv_file
+</dt>
+<dd>
+<p>
+Send a file.
+</p>
+<div class="paragraph"><p>The path is relative to the given application’s private
+directory.</p></div>
+</dd>
+<dt class="hdlist1">
+file
+</dt>
+<dd>
+<p>
+Send a file.
+</p>
+<div class="paragraph"><p>The path is either absolute or relative to the Erlang node’s
+current directory.</p></div>
+</dd>
+<dt class="hdlist1">
+priv_dir
+</dt>
+<dd>
+<p>
+Recursively serve files from a directory.
+</p>
+<div class="paragraph"><p>The path is relative to the given application’s private
+directory.</p></div>
+</dd>
+<dt class="hdlist1">
+dir
+</dt>
+<dd>
+<p>
+Recursively serve files from a directory.
+</p>
+<div class="paragraph"><p>The path is either absolute or relative to the Erlang node’s
+current directory.</p></div>
+</dd>
+</dl></div>
+<div class="paragraph"><p>The extra options allow you to define how the etag should be
+calculated and how the MIME type of files should be detected.</p></div>
+<div class="paragraph"><p>By default the static handler will generate an etag based
+on the size and modification time of the file. You may disable
+the etag entirely with <code>{etag, false}</code> or provide a module
+and function that will be called when needed:</p></div>
+<div class="listingblock">
+<div class="content"><!-- Generator: GNU source-highlight 3.1.8
+by Lorenzo Bettini
+http://www.lorenzobettini.it
+http://www.gnu.org/software/src-highlite -->
+<pre><tt><span style="font-weight: bold"><span style="color: #000000">generate_etag</span></span>(<span style="color: #009900">Path</span>, <span style="color: #009900">Size</span>, <span style="color: #009900">Mtime</span>) <span style="color: #990000">-></span> {<span style="color: #FF6600">strong</span> | <span style="color: #FF6600">weak</span>, <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()}
+
+<span style="color: #009900">Path</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()
+<span style="color: #009900">Size</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">non_neg_integer</span></span>()
+<span style="color: #009900">Mtime</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">file:date_time</span></span>()</tt></pre></div></div>
+<div class="paragraph"><p>By default the static handler will detect Web-related MIME types
+by looking at the file extension. You can provide a specific
+MIME type that will always be used, or a module and function that
+will be called when needed:</p></div>
+<div class="listingblock">
+<div class="content"><!-- Generator: GNU source-highlight 3.1.8
+by Lorenzo Bettini
+http://www.lorenzobettini.it
+http://www.gnu.org/software/src-highlite -->
+<pre><tt><span style="font-weight: bold"><span style="color: #000000">detect_mimetype</span></span>(<span style="color: #009900">Path</span>) <span style="color: #990000">-></span> <span style="color: #009900">ParsedMime</span>
+
+<span style="color: #009900">Path</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()
+<span style="color: #009900">ParsedMime</span> <span style="color: #990000">::</span> {<span style="color: #009900">Type</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">SubType</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">Params</span>}
+<span style="color: #009900">Params</span> <span style="color: #990000">::</span> [{<span style="color: #009900">Key</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>(), <span style="color: #009900">Value</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000080">binary</span></span>()}]</tt></pre></div></div>
+<div class="paragraph"><p>Cowboy comes with two such functions; the default function
+<code>cow_mimetypes:web/1</code>, and a second function generated from
+the Apache <em>mime.types</em> file, <code>cow_mimetypes:all/1</code>.</p></div>
+<div class="paragraph"><p>The MIME type function should return
+<code>{<<"application">>, <<"octet-stream">>, []}</code>
+when it fails to detect a file’s MIME type.</p></div>
+</div>
+</div>
+<div class="sect1">
+<h2 id="_changelog">Changelog</h2>
+<div class="sectionbody">
+<div class="ulist"><ul>
+<li>
+<p>
+<strong>1.0</strong>: Handler introduced.
+</p>
+</li>
+</ul></div>
</div>
</div>
+<div class="sect1">
+<h2 id="_examples">Examples</h2>
+<div class="sectionbody">
+<div class="listingblock">
+<div class="title">Custom etag function</div>
+<div class="content"><!-- Generator: GNU source-highlight 3.1.8
+by Lorenzo Bettini
+http://www.lorenzobettini.it
+http://www.gnu.org/software/src-highlite -->
+<pre><tt><span style="font-weight: bold"><span style="color: #000000">generate_etag</span></span>(<span style="color: #009900">Path</span>, <span style="color: #009900">Size</span>, <span style="color: #009900">Mtime</span>) <span style="color: #990000">-></span>
+ {<span style="color: #FF6600">strong</span>, <span style="font-weight: bold"><span style="color: #000000">integer_to_binary</span></span>(
+ <span style="font-weight: bold"><span style="color: #000000">erlang:phash2</span></span>({<span style="color: #009900">Path</span>, <span style="color: #009900">Size</span>, <span style="color: #009900">Mtime</span>}, <span style="color: #993399">16#ffffffff</span>))}<span style="color: #990000">.</span></tt></pre></div></div>
+<div class="listingblock">
+<div class="title">Custom MIME type function</div>
+<div class="content"><!-- Generator: GNU source-highlight 3.1.8
+by Lorenzo Bettini
+http://www.lorenzobettini.it
+http://www.gnu.org/software/src-highlite -->
+<pre><tt><span style="font-weight: bold"><span style="color: #000000">always_octet_stream</span></span>(<span style="color: #009900">_Path</span>) <span style="color: #990000">-></span>
+ <span style="font-weight: bold"><span style="color: #0000FF">case</span></span> <span style="font-weight: bold"><span style="color: #000000">filename:extension</span></span>(<span style="color: #009900">Path</span>) <span style="font-weight: bold"><span style="color: #0000FF">of</span></span>
+ <span style="color: #990000"><<</span><span style="color: #FF0000">".erl"</span><span style="color: #990000">>></span> <span style="color: #990000">-></span> {<span style="color: #990000"><<</span><span style="color: #FF0000">"text"</span><span style="color: #990000">>></span>, <span style="color: #990000"><<</span><span style="color: #FF0000">"plain"</span><span style="color: #990000">>></span>, []};
+ <span style="color: #990000">_</span> <span style="color: #990000">-></span> {<span style="color: #990000"><<</span><span style="color: #FF0000">"application"</span><span style="color: #990000">>></span>, <span style="color: #990000"><<</span><span style="color: #FF0000">"octet-stream"</span><span style="color: #990000">>></span>, []}
+ <span style="font-weight: bold"><span style="color: #0000FF">end</span></span><span style="color: #990000">.</span></tt></pre></div></div>
+</div>
+</div>
+<div class="sect1">
+<h2 id="_see_also">See also</h2>
+<div class="sectionbody">
+<div class="paragraph"><p><a href="../cowboy_app">cowboy(7)</a>,
+<a href="../cowboy_router">cowboy_router(3)</a></p></div>
+</div>
</div>
diff --git a/docs/en/cowboy/2.0/manual/cowboy_websocket/index.html b/docs/en/cowboy/2.0/manual/cowboy_websocket/index.html index 9e77526c..e6cb088a 100644 --- a/docs/en/cowboy/2.0/manual/cowboy_websocket/index.html +++ b/docs/en/cowboy/2.0/manual/cowboy_websocket/index.html @@ -135,7 +135,7 @@ http://www.gnu.org/software/src-highlite --> <span style="font-weight: bold"><span style="color: #000000">websocket_handle</span></span>(<span style="color: #009900">InFrame</span>, <span style="color: #009900">State</span>) <span style="color: #990000">-></span> <span style="color: #009900">CallResult</span>
<span style="font-weight: bold"><span style="color: #000000">websocket_info</span></span>(<span style="color: #009900">Info</span>, <span style="color: #009900">State</span>) <span style="color: #990000">-></span> <span style="color: #009900">CallResult</span>
-<span style="font-weight: bold"><span style="color: #000000">terminate</span></span>(<span style="color: #009900">Reason</span>, <span style="color: #000080">undefined</span>, <span style="color: #009900">State</span>) <span style="color: #990000">-></span> <span style="font-weight: bold"><span style="color: #000000">any</span></span>() <span style="font-style: italic"><span style="color: #9A1900">%% optional</span></span>
+<span style="font-weight: bold"><span style="color: #000000">terminate</span></span>(<span style="color: #009900">Reason</span>, <span style="color: #000080">undefined</span>, <span style="color: #009900">State</span>) <span style="color: #990000">-></span> <span style="color: #FF6600">ok</span> <span style="font-style: italic"><span style="color: #9A1900">%% optional</span></span>
<span style="color: #009900">Req</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">cowboy_req:req</span></span>()
<span style="color: #009900">State</span> <span style="color: #990000">::</span> <span style="font-weight: bold"><span style="color: #000000">any</span></span>()
diff --git a/docs/en/cowboy/2.0/manual/index.html b/docs/en/cowboy/2.0/manual/index.html index 2a31a74a..0f967f61 100644 --- a/docs/en/cowboy/2.0/manual/index.html +++ b/docs/en/cowboy/2.0/manual/index.html @@ -87,6 +87,11 @@ </li>
<li>
<p>
+<a href="cowboy_handler.terminate">cowboy_handler:terminate(3)</a>
+</p>
+</li>
+<li>
+<p>
<a href="cowboy_http2">cowboy_http2(3)</a>
</p>
</li>
|