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<body id='manpage'>
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<div class='man-navigation' style='display:none'>
<a href="#NAME">NAME</a>
<a href="#SYNOPSIS">SYNOPSIS</a>
<a href="#DESCRIPTION">DESCRIPTION</a>
<a href="#EXAMPLES">EXAMPLES</a>
<a href="#SEE-ALSO">SEE ALSO</a>
<a href="#AUTHOR">AUTHOR</a>
<a href="#DOCUMENTATION">DOCUMENTATION</a>
<a href="#CHEF">CHEF</a>
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<ol class='man-decor man-head man head'>
<li class='tl'>knife-exec(1)</li>
<li class='tc'>Chef Manual</li>
<li class='tr'>knife-exec(1)</li>
</ol>
<h2 id="NAME">NAME</h2>
<p class="man-name">
<code>knife-exec</code> - <span class="man-whatis">Run user scripts using the Chef API DSL</span>
</p>
<h2 id="SYNOPSIS">SYNOPSIS</h2>
<p><strong>knife</strong> <strong>exec</strong> <em>(options)</em></p>
<dl>
<dt><code>-E</code>, <code>--exec CODE</code></dt><dd>Provide a snippet of code to evaluate on the command line</dd>
</dl>
<h2 id="DESCRIPTION">DESCRIPTION</h2>
<p><code>knife exec</code> runs arbitrary ruby scripts in a context similar to that
of the <span class="man-ref">chef-shell<span class="s">(1)</span></span> DSL. See the chef-shell documentation for a
description of the commands available.</p>
<h2 id="EXAMPLES">EXAMPLES</h2>
<dl>
<dt>Make an API call against an arbitrary endpoint</dt><dd>knife exec -E 'api.get("nodes/fluke.localdomain/cookbooks")'
=> list of cookbooks for the node <em>fluke.localdomain</em></dd>
<dt>Remove the role <em>obsolete</em> from all nodes</dt><dd>knife exec -E 'nodes.transform(:all){|n| n.run_list.delete("role[obsolete]")}'</dd>
<dt>Generate the expanded run list for hosts in the <code>webserver</code> role</dt><dd>knife exec -E 'nodes.find(:roles => "webserver") {|n| n.expand!; n[:recipes]}'</dd>
</dl>
<h2 id="SEE-ALSO">SEE ALSO</h2>
<p> <strong><span class="man-ref">chef-shell<span class="s">(1)</span></span></strong></p>
<h2 id="AUTHOR">AUTHOR</h2>
<p> Chef was written by Adam Jacob <a href="mailto:adam@opscode.com" data-bare-link="true">adam@opscode.com</a> with many contributions from the community.</p>
<h2 id="DOCUMENTATION">DOCUMENTATION</h2>
<p> This manual page was written by Joshua Timberman <a href="mailto:joshua@opscode.com" data-bare-link="true">joshua@opscode.com</a>.
Permission is granted to copy, distribute and / or modify this document under the terms of the Apache 2.0 License.</p>
<h2 id="CHEF">CHEF</h2>
<p> Knife is distributed with Chef. <a href="http://wiki.opscode.com/display/chef/Home" data-bare-link="true">http://wiki.opscode.com/display/chef/Home</a></p>
<ol class='man-decor man-foot man foot'>
<li class='tl'>Chef 11.0.0.alpha</li>
<li class='tc'>September 2012</li>
<li class='tr'>knife-exec(1)</li>
</ol>
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