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Instiki 0.16.3: Rails 2.3.0 Instiki now runs on the Rails 2.3.0 Candidate Release. Among other improvements, this means that it now automagically selects between WEBrick and Mongrel. Just run ./instiki --daemon
2009-02-04 21:26:08 +01:00
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<title>Class: Rack::Handler::Mongrel</title>
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<div id="classHeader">
<table class="header-table">
<tr class="top-aligned-row">
<td><strong>Class</strong></td>
<td class="class-name-in-header">Rack::Handler::Mongrel</td>
</tr>
<tr class="top-aligned-row">
<td><strong>In:</strong></td>
<td>
<a href="../../../files/lib/rack/handler/mongrel_rb.html">
lib/rack/handler/mongrel.rb
</a>
<br />
</td>
</tr>
<tr class="top-aligned-row">
<td><strong>Parent:</strong></td>
<td>
::Mongrel::HttpHandler
</td>
</tr>
</table>
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<div id="bodyContent">
<div id="contextContent">
</div>
<div id="method-list">
<h3 class="section-bar">Methods</h3>
<div class="name-list">
<a href="#M000066">new</a>&nbsp;&nbsp;
<a href="#M000067">process</a>&nbsp;&nbsp;
<a href="#M000065">run</a>&nbsp;&nbsp;
</div>
</div>
</div>
<!-- if includes -->
<div id="section">
<!-- if method_list -->
<div id="methods">
<h3 class="section-bar">Public Class methods</h3>
<div id="method-M000066" class="method-detail">
<a name="M000066"></a>
<div class="method-heading">
<a href="#M000066" class="method-signature">
<span class="method-name">new</span><span class="method-args">(app)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000066-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000066-source">
<pre>
<span class="ruby-comment cmt"># File lib/rack/handler/mongrel.rb, line 35</span>
35: <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">app</span>)
36: <span class="ruby-ivar">@app</span> = <span class="ruby-identifier">app</span>
37: <span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<div id="method-M000065" class="method-detail">
<a name="M000065"></a>
<div class="method-heading">
<a href="#M000065" class="method-signature">
<span class="method-name">run</span><span class="method-args">(app, options={}) {|server if block_given?| ...}</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000065-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000065-source">
<pre>
<span class="ruby-comment cmt"># File lib/rack/handler/mongrel.rb, line 7</span>
7: <span class="ruby-keyword kw">def</span> <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">run</span>(<span class="ruby-identifier">app</span>, <span class="ruby-identifier">options</span>={})
8: <span class="ruby-identifier">server</span> = <span class="ruby-operator">::</span><span class="ruby-constant">Mongrel</span><span class="ruby-operator">::</span><span class="ruby-constant">HttpServer</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">options</span>[<span class="ruby-identifier">:Host</span>] <span class="ruby-operator">||</span> <span class="ruby-value str">'0.0.0.0'</span>,
9: <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:Port</span>] <span class="ruby-operator">||</span> <span class="ruby-value">8080</span>)
10: <span class="ruby-comment cmt"># Acts like Rack::URLMap, utilizing Mongrel's own path finding methods.</span>
11: <span class="ruby-comment cmt"># Use is similar to #run, replacing the app argument with a hash of </span>
12: <span class="ruby-comment cmt"># { path=&gt;app, ... } or an instance of Rack::URLMap.</span>
13: <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:map</span>]
14: <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">app</span>.<span class="ruby-identifier">is_a?</span> <span class="ruby-constant">Hash</span>
15: <span class="ruby-identifier">app</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">path</span>, <span class="ruby-identifier">appl</span><span class="ruby-operator">|</span>
16: <span class="ruby-identifier">path</span> = <span class="ruby-value str">'/'</span><span class="ruby-operator">+</span><span class="ruby-identifier">path</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">path</span>[<span class="ruby-value">0</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?/</span>
17: <span class="ruby-identifier">server</span>.<span class="ruby-identifier">register</span>(<span class="ruby-identifier">path</span>, <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">Handler</span><span class="ruby-operator">::</span><span class="ruby-constant">Mongrel</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">appl</span>))
18: <span class="ruby-keyword kw">end</span>
19: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">app</span>.<span class="ruby-identifier">is_a?</span> <span class="ruby-constant">URLMap</span>
20: <span class="ruby-identifier">app</span>.<span class="ruby-identifier">instance_variable_get</span>(<span class="ruby-identifier">:@mapping</span>).<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span>(<span class="ruby-identifier">host</span>, <span class="ruby-identifier">path</span>, <span class="ruby-identifier">appl</span>)<span class="ruby-operator">|</span>
21: <span class="ruby-keyword kw">next</span> <span class="ruby-keyword kw">if</span> <span class="ruby-operator">!</span><span class="ruby-identifier">host</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-operator">&amp;&amp;</span> <span class="ruby-operator">!</span><span class="ruby-identifier">options</span>[<span class="ruby-identifier">:Host</span>].<span class="ruby-identifier">nil?</span> <span class="ruby-operator">&amp;&amp;</span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:Host</span>] <span class="ruby-operator">!=</span> <span class="ruby-identifier">host</span>
22: <span class="ruby-identifier">path</span> = <span class="ruby-value str">'/'</span><span class="ruby-operator">+</span><span class="ruby-identifier">path</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">path</span>[<span class="ruby-value">0</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?/</span>
23: <span class="ruby-identifier">server</span>.<span class="ruby-identifier">register</span>(<span class="ruby-identifier">path</span>, <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">Handler</span><span class="ruby-operator">::</span><span class="ruby-constant">Mongrel</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">appl</span>))
24: <span class="ruby-keyword kw">end</span>
25: <span class="ruby-keyword kw">else</span>
26: <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-value str">&quot;first argument should be a Hash or URLMap&quot;</span>
27: <span class="ruby-keyword kw">end</span>
28: <span class="ruby-keyword kw">else</span>
29: <span class="ruby-identifier">server</span>.<span class="ruby-identifier">register</span>(<span class="ruby-value str">'/'</span>, <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">Handler</span><span class="ruby-operator">::</span><span class="ruby-constant">Mongrel</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">app</span>))
30: <span class="ruby-keyword kw">end</span>
31: <span class="ruby-keyword kw">yield</span> <span class="ruby-identifier">server</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">block_given?</span>
32: <span class="ruby-identifier">server</span>.<span class="ruby-identifier">run</span>.<span class="ruby-identifier">join</span>
33: <span class="ruby-keyword kw">end</span>
</pre>
</div>
</div>
</div>
<h3 class="section-bar">Public Instance methods</h3>
<div id="method-M000067" class="method-detail">
<a name="M000067"></a>
<div class="method-heading">
<a href="#M000067" class="method-signature">
<span class="method-name">process</span><span class="method-args">(request, response)</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000067-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000067-source">
<pre>
<span class="ruby-comment cmt"># File lib/rack/handler/mongrel.rb, line 39</span>
39: <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">process</span>(<span class="ruby-identifier">request</span>, <span class="ruby-identifier">response</span>)
40: <span class="ruby-identifier">env</span> = {}.<span class="ruby-identifier">replace</span>(<span class="ruby-identifier">request</span>.<span class="ruby-identifier">params</span>)
41: <span class="ruby-identifier">env</span>.<span class="ruby-identifier">delete</span> <span class="ruby-value str">&quot;HTTP_CONTENT_TYPE&quot;</span>
42: <span class="ruby-identifier">env</span>.<span class="ruby-identifier">delete</span> <span class="ruby-value str">&quot;HTTP_CONTENT_LENGTH&quot;</span>
43:
44: <span class="ruby-identifier">env</span>[<span class="ruby-value str">&quot;SCRIPT_NAME&quot;</span>] = <span class="ruby-value str">&quot;&quot;</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">env</span>[<span class="ruby-value str">&quot;SCRIPT_NAME&quot;</span>] <span class="ruby-operator">==</span> <span class="ruby-value str">&quot;/&quot;</span>
45:
46: <span class="ruby-identifier">env</span>.<span class="ruby-identifier">update</span>({<span class="ruby-value str">&quot;rack.version&quot;</span> =<span class="ruby-operator">&gt;</span> [<span class="ruby-value">0</span>,<span class="ruby-value">1</span>],
47: <span class="ruby-value str">&quot;rack.input&quot;</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">request</span>.<span class="ruby-identifier">body</span> <span class="ruby-operator">||</span> <span class="ruby-constant">StringIO</span>.<span class="ruby-identifier">new</span>(<span class="ruby-value str">&quot;&quot;</span>),
48: <span class="ruby-value str">&quot;rack.errors&quot;</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-constant">STDERR</span>,
49:
50: <span class="ruby-value str">&quot;rack.multithread&quot;</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-keyword kw">true</span>,
51: <span class="ruby-value str">&quot;rack.multiprocess&quot;</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-keyword kw">false</span>, <span class="ruby-comment cmt"># ???</span>
52: <span class="ruby-value str">&quot;rack.run_once&quot;</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-keyword kw">false</span>,
53:
54: <span class="ruby-value str">&quot;rack.url_scheme&quot;</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-value str">&quot;http&quot;</span>,
55: })
56: <span class="ruby-identifier">env</span>[<span class="ruby-value str">&quot;QUERY_STRING&quot;</span>] <span class="ruby-operator">||=</span> <span class="ruby-value str">&quot;&quot;</span>
57: <span class="ruby-identifier">env</span>.<span class="ruby-identifier">delete</span> <span class="ruby-value str">&quot;PATH_INFO&quot;</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">env</span>[<span class="ruby-value str">&quot;PATH_INFO&quot;</span>] <span class="ruby-operator">==</span> <span class="ruby-value str">&quot;&quot;</span>
58:
59: <span class="ruby-identifier">status</span>, <span class="ruby-identifier">headers</span>, <span class="ruby-identifier">body</span> = <span class="ruby-ivar">@app</span>.<span class="ruby-identifier">call</span>(<span class="ruby-identifier">env</span>)
60:
61: <span class="ruby-keyword kw">begin</span>
62: <span class="ruby-identifier">response</span>.<span class="ruby-identifier">status</span> = <span class="ruby-identifier">status</span>.<span class="ruby-identifier">to_i</span>
63: <span class="ruby-identifier">response</span>.<span class="ruby-identifier">send_status</span>(<span class="ruby-keyword kw">nil</span>)
64:
65: <span class="ruby-identifier">headers</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">k</span>, <span class="ruby-identifier">vs</span><span class="ruby-operator">|</span>
66: <span class="ruby-identifier">vs</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">v</span><span class="ruby-operator">|</span>
67: <span class="ruby-identifier">response</span>.<span class="ruby-identifier">header</span>[<span class="ruby-identifier">k</span>] = <span class="ruby-identifier">v</span>
68: }
69: }
70: <span class="ruby-identifier">response</span>.<span class="ruby-identifier">send_header</span>
71:
72: <span class="ruby-identifier">body</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">part</span><span class="ruby-operator">|</span>
73: <span class="ruby-identifier">response</span>.<span class="ruby-identifier">write</span> <span class="ruby-identifier">part</span>
74: <span class="ruby-identifier">response</span>.<span class="ruby-identifier">socket</span>.<span class="ruby-identifier">flush</span>
75: }
76: <span class="ruby-keyword kw">ensure</span>
77: <span class="ruby-identifier">body</span>.<span class="ruby-identifier">close</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">body</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-identifier">:close</span>
78: <span class="ruby-keyword kw">end</span>
79: <span class="ruby-keyword kw">end</span>
</pre>
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