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<?php |
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# |
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# i-scream central monitoring system |
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# http://www.i-scream.org.uk |
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# Copyright (C) 2000-2002 i-scream |
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# |
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# This program is free software; you can redistribute it and/or |
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# modify it under the terms of the GNU General Public License |
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# as published by the Free Software Foundation; either version 2 |
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# of the License, or (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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# |
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|
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# Navigation for the i-scream reports. |
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# pjm2@ukc.ac.uk |
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# |
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} |
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< |
function showStat($title, $value, $input) { |
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function showStat($title, $value, $input, $graph="") { |
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$report = $value; |
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$value = getPregMatch($value, $input); |
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if (empty($value)) { |
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if (!isset($value)) { |
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$value = "<i><font color=\"#999999\">not sent</font></i>"; |
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} |
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?> |
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</td> |
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<td width="50%" align="left" valign="top"> |
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<? if (preg_match("/^[0-9]+\.?[0-9]*$/", $value)) { |
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linkToHistory($report); |
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linkToHistory($graph); |
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} ?> |
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<?=$value?></td> |
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</tr> |
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} |
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< |
function linkToHistory($report) { |
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function linkToHistory($graph) { |
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global $machine; |
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$yesterday = date("Y-m-d", time() - 86400); |
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echo <<<EOT |
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<a href="browser.php?machine_name=$machine&report=$report&day=$yesterday&submit=Show"><img src="minichart.gif" alt="View yesterday's 24-hour chart" width="20" height="20" border="0"></a> |
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if(!empty($graph)) { |
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echo <<<EOT |
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<a href="graphs.php?machine_name=$machine&graph=$graph&submit=Show"><img src="minichart.gif" alt="View historical graphs of this data" width="20" height="20" border="0"></a> |
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EOT; |
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} |
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} |
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$mount = getPregMatch("$diskRoot.p$i.attributes.mount", $input); |
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if ($name || $mount) { |
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$used = "$diskRoot.p$i.attributes.used"; |
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$kbytes = "$diskRoot.p$i.attributes.kbytes"; |
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showBar("$name<br>($mount)", $used, $kbytes, $units, $input); |
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$total = "$diskRoot.p$i.attributes.total"; |
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$graph = preg_replace("/_/", "$hex_underscore", $mount); |
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$graph = preg_replace("/\//", "$hex_slash", $graph); |
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$totalinodes = getPregMatch("$diskRoot.p$i.attributes.totalinodes", $input); |
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$freeinodes = getPregMatch("$diskRoot.p$i.attributes.freeinodes", $input); |
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showBar("$name ($mount)<br>space used", $used, $total, $units, $input, "disk-$graph"); |
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showBar("inodes used", (int) $freeinodes, (int) $totalinodes, " inodes", $input, "", "swap"); |
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print " <br><br>\n"; |
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} |
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else { |
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break; |
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} |
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} |
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# show all disk IO information. |
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function showDiskIO($diskRoot, $input) { |
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include("latest_config.inc.php"); |
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$i = 0; |
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while(1) { |
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$name = getPregMatch("$diskRoot.p$i.attributes.name", $input); |
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if ($name) { |
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print "<br><center><b>(Disk $name)</b></center>"; |
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showStat("Read bytes (per sec)", "$diskRoot.p$i.attributes.rbytes", $input, "diskio-$name"); |
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showStat("Write bytes (per sec)", "$diskRoot.p$i.attributes.wbytes", $input, "diskio-$name"); |
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print " <br>\n"; |
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} |
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else { |
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break; |
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} |
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$i++; |
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} |
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} |
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|
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|
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# show all network information. |
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function showNet($netRoot, $input) { |
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include("latest_config.inc.php"); |
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$i = 0; |
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while(1) { |
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$name = getPregMatch("$netRoot.p$i.attributes.name", $input); |
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if ($name) { |
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print "<br><center><b>(Network Interface $name)</b></center>"; |
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showStat("Received bytes (per sec)", "$netRoot.p$i.attributes.rx", $input, "net-$name"); |
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showStat("Transfered bytes (per sec)", "$netRoot.p$i.attributes.tx", $input, "net-$name"); |
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print " <br>\n"; |
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} |
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else { |
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break; |
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} |
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$i++; |
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} |
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} |
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# Return a preg_match result. |
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function getPregMatch($value, $input) { |
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preg_match("/$value=([^\,\}]*)[\,\}]/", $input, $matches); |
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# show a bar-represented value. |
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function showBar($title, $value, $max, $units, $input, $arrange='normal') { |
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function showBar($title, $value, $max, $units, $input, $graph="", $arrange='normal') { |
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include("latest_config.inc.php"); |
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$report = $value; |
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$value = getPregMatch($value, $input); |
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if (!is_int($value)) { |
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$value = getPregMatch($value, $input); |
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} |
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if (!is_int($max)) { |
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$max = getPregMatch($max, $input); |
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} |
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if (empty($value) || empty($max)) { |
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if (!isset($value) || !isset($max)) { |
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return; |
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} |
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$value = $max - $value; |
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} |
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$width = intval($max_width * $value / $max); |
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if(empty($max)) { |
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$width = 1; |
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} |
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else { |
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$width = intval($max_width * $value / $max); |
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if ($width < 1) { |
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$width = 1; |
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} |
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} |
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?> |
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<table border="0" cellpadding="0" cellspacing="0" align="center"> |
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<tr> |
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<td colspan="2"><? linkToHistory($report); ?> <b><?=$title?></b> <font size="2">(<?=$value?><?=$units?>)</font></td> |
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<td colspan="2"><? linkToHistory($graph); ?> <b><?=$title?></b> <font size="2">(<?=$value?><?=$units?>)</font></td> |
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</tr> |
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<tr> |
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<td colspan="2" bgcolor="#eeeeff"><img src="<?=$barImage?>" border="0" height="20" width="<?=$width?>"></td> |
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<td align="left">0<?=$units?></td> |
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<td align="right"><?=$max?><?=$units?></td> |
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</tr> |
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– |
<tr> |
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– |
<td colspan="2"> </td> |
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– |
</tr> |
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</table> |
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<? |
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} |
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clearstatcache(); |
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$data_age = time() - $last_modified; |
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$last_modified = date("l jS F - g:ia", $last_modified); |
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$last_modified = date("l jS F Y - g:ia", $last_modified); |
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if ($data_age > $warning_age) { |
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$warning = <<<EOT |
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$input = $input[0]; |
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} |
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if (empty($input)) { |
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if (!isset($input)) { |
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echo "<br><br>There are currently no latest details about <b>$machine</b>. Please notify your i-scream server administrator if you believe this to be incorrect."; |
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} |
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else { |
