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Adding RAID SHR and correcting some bugs :) #35

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66c0402
Adding of SHR RAID support and others functions to AbstractRaid class.
tigerblue77 Feb 20, 2019
220504f
Debugging RAID 5
tigerblue77 Apr 27, 2019
6e4d5bd
Debugging RAID 6
tigerblue77 Apr 27, 2019
a0f0174
Adding RaidSHRTest.php file
tigerblue77 Apr 27, 2019
af039e3
Adding of SHR-2, bundle of tests and other code improvments
tigerblue77 Apr 28, 2019
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48 changes: 48 additions & 0 deletions Main.php
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Original file line number Diff line number Diff line change
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<?php
require __DIR__ . '/vendor/autoload.php';

use kevinquinnyo\Raid\RaidFactory;
use kevinquinnyo\Raid\Drive;

function toHumanReadableSize($size, $precision = 1){
$units = array('B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB');
$step = 1024;
$i = 0;
while (($size / $step) > 0.9) {
$size /= $step;
$i++;
}
return number_format(round($size, $precision), $precision, ',', '.') . " " . $units[$i];
}

$RAIDTypes = array(0, 1, 5, 6, 10, 'SHR', 'SHR2');
$drives = [
new Drive('1TB', 'hdd', 1),
new Drive('1TB', 'hdd', 2),
new Drive('250GB', 'hdd', 3),
new Drive('250GB', 'hdd', 4),
new Drive('160GB', 'hdd', 5),
new Drive('160GB', 'hdd', 6),
];
$factory = new RaidFactory();
$numberOfDecimalsToPrint = 2;

foreach ($RAIDTypes as $RAIDType) {
$raid[$RAIDType] = $factory->create($RAIDType, $drives);
echo "RAID level : " . $raid[$RAIDType]->getLevel() . "\n\n";
echo "RAID " . $raid[$RAIDType]->getLevel() . " total capacity : " . toHumanReadableSize($raid[$RAIDType]->getTotalCapacity(), $numberOfDecimalsToPrint) . "\n";
echo "RAID " . $raid[$RAIDType]->getLevel() . " usable space : " . toHumanReadableSize($raid[$RAIDType]->getCapacity(), $numberOfDecimalsToPrint) . "\n";
echo "RAID " . $raid[$RAIDType]->getLevel() . " parity size : " . toHumanReadableSize($raid[$RAIDType]->getParitySize(), $numberOfDecimalsToPrint) . "\n";
echo "RAID " . $raid[$RAIDType]->getLevel() . " lossed space : " . toHumanReadableSize($raid[$RAIDType]->getLossedSpace(), $numberOfDecimalsToPrint) . "\n";
echo "RAID " . $raid[$RAIDType]->getLevel() . " data protected : ";
if ($raid[$RAIDType]->getDrivesFailureSupported() === 0) {
echo "no";
} else if ($raid[$RAIDType]->getDrivesFailureSupported() === 1) {
echo "yes, once";
} else if ($raid[$RAIDType]->getDrivesFailureSupported() === 2) {
echo "yes, twice";
} else {
echo "yes, " . $raid[$RAIDType]->getDrivesFailureSupported() . " times";
}
echo "\n\n";
}
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