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<?php |
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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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# i-scream central monitoring system |
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# http://www.i-scream.org |
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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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# CONFIGURABLE CONSTANTS: - |
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include("latest_config.inc.php"); |
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include("iutils.inc.php"); |
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|
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if ($formMethod == "GET") { |
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$machine = isset($_GET['machine']) ? $_GET['machine'] : ""; |
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} |
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|
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|
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function printLine($title) { |
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echo "<hr style=\"color:#9999ff;\">"; |
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echo "<b>$title</b>"; |
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} |
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|
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|
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< |
function showStat($title, $value, $input) { |
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preg_match("/$value=([^\,]*)[\,\}]/", $input, $matches); |
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$value = $matches[1]; |
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if (empty($value)) { |
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function showUptime($title, $value, $input, $graph="") { |
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$report = $value; |
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|
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$value = getPregMatch($value, $input); |
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if (!isset($value)) { |
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$value = "<i><font color=\"#999999\">not sent</font></i>"; |
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} |
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?> |
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<table border="0" width="100%"> |
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<tr> |
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<td width="50%" align="right" valign="top"><b><?=$title?></b></td> |
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<td width="50%" align="left" valign="top"><?=$value?></td> |
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<td width="50%" align="right" valign="top"> |
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<b><?=$title?></b> |
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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]*$/", $value)) { |
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linkToHistory($graph); |
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} ?> |
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<?=uptime($value)?> (<?=$value?> seconds)</td> |
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</tr> |
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</table> |
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<? |
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} |
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|
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< |
function linkToHistory($report) { |
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function showStat($title, $value, $input, $graph="") { |
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|
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$report = $value; |
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|
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$value = getPregMatch($value, $input); |
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if (!isset($value)) { |
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$value = "<i><font color=\"#999999\">not sent</font></i>"; |
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} |
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?> |
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<table border="0" width="100%"> |
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<tr> |
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<td width="50%" align="right" valign="top"> |
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<b><?=$title?></b> |
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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]*$/", $value)) { |
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linkToHistory($graph); |
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} ?> |
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<?=$value?></td> |
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</tr> |
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</table> |
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<? |
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} |
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|
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|
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function linkToHistory($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=$yesterday&submit=Show"><img src="historical.gif" width="20" height="20" border="0"></a> |
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if(!empty($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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|
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|
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# convert bytes to MB |
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function b2Mb($bytes) { |
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$mb = $bytes / (1024*1024); |
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return (int) $mb; |
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} |
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|
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|
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# Convert seconds uptime to something readable |
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function uptime($until) { |
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$day = date('z', $until); |
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$hour = date('G', $until); |
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if ($hour == 0) { # everything's an hour ahead, so roll back |
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$hour = 23; |
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$day = $day - 1; |
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} else { |
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$hour = $hour - 1; |
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} |
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$minute = date('i', $until); |
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$return = ""; |
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if ($day) { |
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$return = "$return$day"; |
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if ($day == 1) { |
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$return = "$return Day "; |
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} else { |
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$return = "$return Days "; |
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} |
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} |
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if ($hour) { |
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$return = "$return$hour"; |
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if ($hour == 1) { |
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$return = "$return Hour "; |
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} else { |
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$return = "$return Hours "; |
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} |
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} |
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$return = "$return$minute"; |
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if ($minute == 1) { |
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$return = "$return Min"; |
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} else { |
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$return = "$return Mins"; |
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} |
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return $return; |
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} |
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|
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|
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# show all disk information. |
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function showDisks($diskRoot, $units, $input) { |
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include("latest_config.inc.php"); |
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|
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$i = 0; |
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while(1) { |
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$name = getPregMatch("$diskRoot.p$i.attributes.name", $input); |
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$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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$total = "$diskRoot.p$i.attributes.total"; |
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$graph = preg_replace("/_/", "$hex_underscore", $mount); |
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$graph = preg_replace("/\//", "$hex_slash", $graph); |
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$graph = preg_replace("/\\\\/", "$hex_bslash", $graph); |
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$graph = preg_replace("/ /", "$hex_space", $graph); |
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$graph = preg_replace("/:/", "$hex_colon", $graph); |
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$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", (float) $freeinodes, (float) $totalinodes, " inodes", $input, "", "swap"); |
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showStat("FS Type", "$diskRoot.p$i.attributes.fstype", $input); |
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print " <br><br>\n"; |
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} |
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else { |
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break; |
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} |
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$i++; |
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} |
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} |
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|
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|
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# show all disk IO information. |
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function showDiskIO($diskRoot, $input) { |
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include("latest_config.inc.php"); |
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|
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$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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$graph = preg_replace("/_/", "$hex_underscore", $name); |
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$graph = preg_replace("/\//", "$hex_slash", $graph); |
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$graph = preg_replace("/\\\\/", "$hex_bslash", $graph); |
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$graph = preg_replace("/ /", "$hex_space", $graph); |
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$graph = preg_replace("/:/", "$hex_colon", $graph); |
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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", $input, "diskio-$graph"); |
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showStat("Write bytes (per sec)", "$diskRoot.p$i.attributes.wbytes", $input, "diskio-$graph"); |
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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, $input) { |
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include("latest_config.inc.php"); |
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|
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$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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$graph = preg_replace("/_/", "$hex_underscore", $name); |
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$graph = preg_replace("/\//", "$hex_slash", $graph); |
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$graph = preg_replace("/\\\\/", "$hex_bslash", $graph); |
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$graph = preg_replace("/ /", "$hex_space", $graph); |
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$graph = preg_replace("/:/", "$hex_colon", $graph); |
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$graph = preg_replace("/\(/", "$hex_lbracket", $graph); |
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$graph = preg_replace("/\)/", "$hex_rbracket", $graph); |
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$graph = preg_replace("/\+/", "$hex_plus", $graph); |
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$graph = preg_replace("/#/", "$hex_hash", $graph); |
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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", $input, "net-$graph"); |
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showStat("Transfered bytes (per sec)", "$netRoot.p$i.attributes.tx", $input, "net-$graph"); |
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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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$i++; |
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} |
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} |
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|
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|
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# show all mail queue information |
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function showMailQ($mailqRoot, $input) { |
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include("latest_config.inc.php"); |
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|
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$i = 0; |
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while(1) { |
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$name = getPregMatch("$mailqRoot.p$i.attributes.name", $input); |
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if ($name) { |
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print "<br><center><b>($name)</b></center>"; |
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$name = preg_replace("/\s+/", "", $name); |
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showStat("Messages in queue", "$mailqRoot.p$i.attributes.size", $input, "mailq-$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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$i++; |
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} |
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} |
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|
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|
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# Return a preg_match result. |
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function getPregMatch($value, $input) { |
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preg_match("/$value=([^\,\}]*)[\,\}]/", $input, $matches); |
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if(!isset($matches[1])) { |
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return; |
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} |
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return $matches[1]; |
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} |
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|
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|
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# show a bar-represented value. |
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< |
function showBar($title, $value, $max, $units, $input) { |
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> |
function showBar($title, $value, $max, $units, $input, $graph="", $arrange='normal') { |
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|
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include("latest_config.inc.php"); |
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|
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< |
preg_match("/$value=([^\,]*)\,/", $input, $matches); |
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< |
$value = $matches[1]; |
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> |
$report = $value; |
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> |
if (!is_int($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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< |
preg_match("/$max=([^\,]*)\,/", $input, $matches); |
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< |
$max = $matches[1]; |
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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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|
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< |
$width = intval($max_width * $value / $max); |
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> |
if ($arrange == 'swap') { |
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> |
$value = $max - $value; |
| 283 |
> |
} |
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|
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+ |
if ($units == 'MB') { |
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+ |
$value = b2Mb ($value); |
| 287 |
+ |
$max = b2Mb ($max); |
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+ |
} |
| 289 |
+ |
|
| 290 |
+ |
if(empty($max)) { |
| 291 |
+ |
$width = 1; |
| 292 |
+ |
} |
| 293 |
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else { |
| 294 |
+ |
$width = intval($max_width * $value / $max); |
| 295 |
+ |
if ($width < 1) { |
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+ |
$width = 1; |
| 297 |
+ |
} |
| 298 |
+ |
} |
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+ |
|
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?> |
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<table border="0" cellpadding="0" cellspacing="0" align="center"> |
| 302 |
|
<tr> |
| 303 |
< |
<td colspan="2"><b><?=$title?></b> <font size="2">(<?=$value?><?=$units?>)</font></td> |
| 303 |
> |
<td colspan="2"><? linkToHistory($graph); ?> <b><?=$title?></b> <font size="2">(<?=$value?><?=$units?>)</font></td> |
| 304 |
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</tr> |
| 305 |
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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<?=$units?></td> |
| 313 |
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<td align="right"><?=$max?><?=$units?></td> |
| 314 |
|
</tr> |
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– |
<tr> |
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– |
<td colspan="2"> </td> |
| 81 |
– |
</tr> |
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|
</table> |
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<? |
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} |
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|
clearstatcache(); |
| 350 |
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$data_age = time() - $last_modified; |
| 351 |
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|
| 352 |
< |
$last_modified = date("l jS F - g:ia", $last_modified); |
| 352 |
> |
$last_modified = date("l jS F Y - g:ia", $last_modified); |
| 353 |
|
|
| 354 |
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if ($data_age > $warning_age) { |
| 355 |
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$warning = <<<EOT |
| 360 |
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This realtime report is too old to be considered recent |
| 361 |
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EOT; |
| 362 |
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} |
| 363 |
+ |
else { |
| 364 |
+ |
$warning = ""; |
| 365 |
+ |
} |
| 366 |
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|
| 367 |
|
echo <<<EOT |
| 368 |
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<table border="0" bgcolor="#000066" cellpadding="3" cellspacing="1"> |
| 372 |
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</td> |
| 373 |
|
<td bgcolor="#ffffcc"> |
| 374 |
|
<font face="arial,sans-serif" size="2"> |
| 375 |
< |
<b>Recipt date:</b> $last_modified |
| 375 |
> |
<b>Receipt date:</b> $last_modified |
| 376 |
|
$warning |
| 377 |
|
</font> |
| 378 |
|
</td> |
| 381 |
|
EOT; |
| 382 |
|
|
| 383 |
|
# Read the file. |
| 384 |
< |
#$input = "packet.attributes.machine_name=raptor.ukc.ac.uk,packet.memory.free=10,packet.memory.total=100,"; |
| 385 |
< |
$input = file("$latestDirectory/$machine/$latestData"); |
| 386 |
< |
# All we need is the first line if there is more than one line. |
| 387 |
< |
$input = $input[0]; |
| 384 |
> |
if (file_exists("$latestDirectory/$machine/$latestData")) { |
| 385 |
> |
$input = file("$latestDirectory/$machine/$latestData"); |
| 386 |
> |
# All we need is the first line if there is more than one line. |
| 387 |
> |
$input = $input[0]; |
| 388 |
> |
} |
| 389 |
|
|
| 390 |
< |
if (empty($input)) { |
| 391 |
< |
echo "<br><br>There was an error reading from the latest packet received. Please notify your i-scream server administrator."; |
| 390 |
> |
if (!isset($input)) { |
| 391 |
> |
echo "<br><br>There are currently no latest details about <b>$machine</b>. Please notify your i-scream server administrator if you believe this to be incorrect."; |
| 392 |
|
} |
| 393 |
|
else { |
| 394 |
|
# Display the data specified in the display include. |
