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121 lines
3.1 KiB
121 lines
3.1 KiB
5 years ago
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<?php
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if(!isset($_GET['mr']))
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{
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include("tde-head-and-foot.php");
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doHeader("Active TDE Mirrors", "Developlment", "TDE Team");
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?>
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<p>Please note that this list may change from time to time as mirrors are added and removed.</p>
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<table cellpadding="4">
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<?php
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}
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else
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{
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header('Content-Type: text/plain');
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}
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$mirrorsJson = file_get_contents("mirrors.json");
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$mirrors = json_decode($mirrorsJson, true);
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$statusType = array(
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"active" => "green",
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"inaccessible" => "red",
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"outdated" => "orange",
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"unknown" => "gray",
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);
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$redis = new Redis();
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$redis->connect('127.0.0.1', 6379, 2);
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foreach( $mirrors as $mirrorName => $mirrorInfo )
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{
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$savedResult = $redis->isConnected() ? $redis->get('mirrorStatus-'.$mirrorName) : false;
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if($savedResult)
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{
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$mirrors[$mirrorName]['synctime'] = $savedResult;
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}
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else
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{
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$cs = curl_init();
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curl_setopt( $cs, CURLOPT_URL, $mirrorInfo['url'].'-synctime' );
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curl_setopt( $cs, CURLOPT_TIMEOUT, 3 );
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curl_setopt( $cs, CURLOPT_HEADER, true );
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curl_setopt( $cs, CURLOPT_FOLLOWLOCATION, true );
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curl_setopt( $cs, CURLOPT_RETURNTRANSFER, true );
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$ret = curl_exec( $cs );
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curl_close( $cs );
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if(!empty( $ret ))
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{
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if(!preg_match('#(^|\n)HTTP/1.1 200 OK#', $ret))
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{
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$mirrors[$mirrorName]['synctime'] = '0';
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}
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else
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{
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$mirrors[$mirrorName]['synctime'] = strtotime(preg_replace( "#.*\r\n#", '', $ret));
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}
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}
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else
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{
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$mirrors[$mirrorName]['synctime'] = '-1';
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}
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if($redis->isConnected())
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{
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$redis->setEx( 'mirrorStatus-'.$mirrorName,
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$mirrors[$mirrorName]['synctime'] > 0 ? 1800 : 300,
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$mirrors[$mirrorName]['synctime'] );
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}
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}
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}
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foreach( $mirrors as $mirrorName => $mirrorInfo )
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{
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if( $mirrorInfo['synctime'] < 0 )
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{
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$mirrorStatus = 'inaccessible';
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}
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if( $mirrorInfo['synctime'] == 0 ||
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$mirrors['master']['synctime'] == 0 )
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{
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$mirrorStatus = 'unknown';
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}
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if( $mirrorInfo['synctime'] > 0 )
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{
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$mirrorStatus = ( abs($mirrorInfo['synctime'] -
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$mirrors['master']['synctime'])
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> (60*60*30) /* 30 hours */
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? 'outdated' : 'active' );
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}
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if(!isset($_GET['mr']))
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{
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if(isset($statusType[$mirrorStatus]))
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{
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$mirrorStatus = ("<font color=\"".$statusType[$mirrorStatus]."\">".
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$mirrorStatus."</font>");
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}
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echo( "<tr valign=\"top\">\n".
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"<td><b>".$mirrorInfo['descr'].": </b>\n".
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"<br/><a href=\"".$mirrorInfo['url']."\">".$mirrorInfo['url']."</a></td>\n".
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"<td><b>".$mirrorStatus."</b></td>\n".
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"</tr>\n");
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}
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else
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{
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if($mirrorStatus == 'active')
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{
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echo( $mirrorInfo['url']."\n" );
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}
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}
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}
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$redis->close();
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if(!isset($_GET['mr']))
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{
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?>
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</table>
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<?php
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doFooter();
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}
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?>
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