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<title>Ocamlnet 4 Reference Manual : Netcgi_scgi</title>
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<h1>Module <a href="type_Netcgi_scgi.html">Netcgi_scgi</a></h1>

<pre><span id="MODULENetcgi_scgi"><span class="keyword">module</span> Netcgi_scgi</span>: <code class="code">sig</code> <a href="Netcgi_scgi.html">..</a> <code class="code">end</code></pre><div class="info module top">
<div class="info-desc">
<p>SCGI connector.</p>

<p>The <a href="http://www.mems-exchange.org/software/scgi/">SCGI</a> connects
    your web applications through a TCP/IP socket (thus the application
    can run on a machine different from the web server).</p>

<p>See the <a href="Netcgi_scgi.html#setup"><i>Setup</i></a> section at the end of this file to know
    how to configure your web server.</p>
</div>
</div>
<hr width="100%">

<pre><span id="VALrun"><span class="keyword">val</span> run</span> : <code class="type">?config:<a href="Netcgi.html#TYPEconfig">Netcgi.config</a> -><br>       ?allow:(Unix.sockaddr -> bool) -><br>       ?output_type:<a href="Netcgi.html#TYPEoutput_type">Netcgi.output_type</a> -><br>       ?arg_store:<a href="Netcgi.html#TYPEarg_store">Netcgi.arg_store</a> -><br>       ?exn_handler:<a href="Netcgi.html#TYPEexn_handler">Netcgi.exn_handler</a> -><br>       ?socket:Unix.file_descr -><br>       ?sockaddr:Unix.sockaddr -> ?port:int -> (<a href="Netcgi.cgi-c.html">Netcgi.cgi</a> -> unit) -> unit</code></pre><div class="info ">
<div class="info-desc">
<p><code class="code">run f</code> executes <code class="code">f cgi</code> for each SCGI request.</p>
</div>
</div>
<div class="param_info"><code class="code">config</code> : Default: <a href="Netcgi.html#VALdefault_config"><code class="code">Netcgi.default_config</code></a></div>
<div class="param_info"><code class="code">allow</code> : Tells whether a connection from the socket is allowed.
        Default: allow from all.</div>
<div class="param_info"><code class="code">output_type</code> : Default: <code class="code">`Direct ""</code></div>
<div class="param_info"><code class="code">arg_store</code> : Default: <code class="code">`Automatic</code> for all arguments.</div>
<div class="param_info"><code class="code">exn_handler</code> : See <a href="Netcgi.html#TYPEexn_handler"><code class="code">Netcgi.exn_handler</code></a>.  Default: delegate
        all exceptions to the default handler.</div>
<div class="param_info"><code class="code">socket</code> : is a listening socket to use. Overrides <code class="code">sockaddr</code>
        and <code class="code">port</code></div>
<div class="param_info"><code class="code">sockaddr</code> : The sockaddr for listening. Overrides <code class="code">port</code></div>
<div class="param_info"><code class="code">port</code> : The port for listening. Needs to be specified if no
        <code class="code">sockaddr</code> is passed.</div>

<pre><span id="VALhandle_request"><span class="keyword">val</span> handle_request</span> : <code class="type"><a href="Netcgi.html#TYPEconfig">Netcgi.config</a> -><br>       <a href="Netcgi.html#TYPEoutput_type">Netcgi.output_type</a> -><br>       <a href="Netcgi.html#TYPEarg_store">Netcgi.arg_store</a> -><br>       <a href="Netcgi.html#TYPEexn_handler">Netcgi.exn_handler</a> -><br>       (<a href="Netcgi.cgi-c.html">Netcgi.cgi</a> -> unit) -><br>       log:(string -> unit) option -> Unix.file_descr -> <a href="Netcgi.html#TYPEconnection_directive">Netcgi.connection_directive</a></code></pre><div class="info ">
<div class="info-desc">
<p><code class="code">handle_request config output_type arg_store eh f ~log fd</code>:
      This is a 
      lower-level interface that processes exactly one request arriving 
      on the existing connection <code class="code">fd</code>.</p>

<p><code class="code">log</code> is the error logger function or <code class="code">None</code>, in which case 
      errors are passed through to the FCGI client.</p>

<p>The other arguments are just like for <code class="code">run</code>.</p>

<p>The return value indicates whether the connection can be kept
      open or must be closed.</p>
</div>
</div>

<pre><span id="VALhandle_connection"><span class="keyword">val</span> handle_connection</span> : <code class="type"><a href="Netcgi.html#TYPEconfig">Netcgi.config</a> -><br>       <a href="Netcgi.html#TYPEoutput_type">Netcgi.output_type</a> -><br>       <a href="Netcgi.html#TYPEarg_store">Netcgi.arg_store</a> -><br>       <a href="Netcgi.html#TYPEexn_handler">Netcgi.exn_handler</a> -> (<a href="Netcgi.cgi-c.html">Netcgi.cgi</a> -> unit) -> Unix.file_descr -> unit</code></pre><div class="info ">
<div class="info-desc">
<p><code class="code">handle_connection config output_type arg_store eh f ?script_name fd</code>:
        This is a lower-level interface that processes
        exactly one connection <code class="code">fd</code>. The descriptor is closed (even on
        error).</p>

<p>The other arguments are just like for <code class="code">run</code>.</p>
</div>
</div>
<h3 id="setup">Setup</h3>
<p>Add to httpd.conf or to, say, scgi.conf in /etc/apache/conf.d</p>
<pre class="codepre"><code class="code">    LoadModule scgi_module /usr/lib/apache/1.3/mod_scgi.so
    # Serve the URL /scgi by contacting 127.0.0.1 on port 8888
    SCGIMount /scgi 127.0.0.1:8888
    </code></pre></body></html>