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<h1 align=center>MAKE_MD5</h1>
<a href="#NAME">NAME</a><br>
<a href="#SYNOPSIS">SYNOPSIS</a><br>
<a href="#DESCRIPTION">DESCRIPTION</a><br>
<a href="#OPTIONS">OPTIONS</a><br>
<a href="#FILES">FILES</a><br>
<a href="#AUTHORS">AUTHORS</a><br>

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<a name="NAME"></a>
<h2>NAME</h2>
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<p>make_md5 &minus; Generate MD5 checksums for given set of
users.</p>
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<a name="SYNOPSIS"></a>
<h2>SYNOPSIS</h2>
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<p><b>make_md5</b> [ <b>&minus;C</b> <i>config-file</i> ] [
<b>&minus;D</b> <i>md5_dir</i> ] [ <b>&minus;k</b>
<i>count</i> ] [ <b>&minus;f</b> <i>input_file</i> ] [
<b>&minus;m</b> <i>offset</i> ] [ <b>&minus;M</b>
<i>modulo</i> ] [ <b>&minus;v</b> ] [ <i>userid</i>... ]</p>
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<h2>DESCRIPTION</h2>
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<p>Generate MD5 checksums for messages given set of users.
Works as incremental update: reads in existing set of md5
checksums from <i>md5_dir/u/userid</i> (hashed on first
letter of userid) if that file exists. Scans account looking
for new messages, and then updates record.</p>
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<p>The MD5 checksums which are generated are used to test
integrity of the master, replica and backup systems on
Hermes.</p>
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<h2>OPTIONS</h2>
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<p><b>&minus;C</b> <i>config-file</i></p></td>
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<p>Read configuration options from <i>config-file</i>.</p>
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<p><b>&minus;D</b> <i>md5_dir</i></p></td>
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<p>Read and write md5 checksums from <i>md5_dir</i>,
overrides configuration file setting of the same name.</p>
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<p><b>&minus;k</b> <i>count</i></p></td>
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<p>Concurrency level: run up to <i>count</i> asynchronous
child processes.</p>
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<p><b>&minus;f</b> <i>input_file</i></p></td>
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<p>List of accounts to process: use in place of command line
arguments.</p>
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<p><b>&minus;m</b> <i>offset</i></p></td>
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<p>Regenerate given fraction of the user database in
combination with &minus;M below.</p>
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<p><b>&minus;M</b> <i>modulo</i></p></td>
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<p>Regenerate MD5 checksums for given fraction of user
database. Allows for rolling consisency checks.</p>
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<p><b>&minus;v</b></p>
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<p>Verbose mode.</p>
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<a name="FILES"></a>
<h2>FILES</h2>
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<p><b>/etc/imapd.conf</b></p></td>
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<a name="AUTHORS"></a>
<h2>AUTHORS</h2>
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<p>David Carter (dpc22@cam.ac.uk)</p>
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