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2.1 KiB
PHP

#!/usr/local/bin/php
<?php
# check_phpopcache - Plugin for monitoring the PHP OPCache with Nagios and Influx LP output formats
# version 1.0 19.06.2016
# by Mikanoshi - iam@mikanoshi.name, http://code.highspec.ru/Mikanoshi/check_phpopcache
#
# This plugin is a free software and comes with ABSOLUTELY NO WARRANTY.
# It may be used, redistributed and/or modified under the terms of the
# GNU General Public Licence Version 3 (see https://www.gnu.org/licenses/gpl.txt).
$options = getopt("U:w:c:im:");
if (isset($options["U"]))
$url = $options["U"];
else
usage();
if (isset($options["w"]))
$used_pct_warn = $options["w"];
else
$used_pct_warn = "";
if (isset($options["c"]))
$used_pct_crit = $options["c"];
else
$used_pct_crit = "";
$isinflux = isset($options["i"]) ? true : false;
$measurement = isset($options["m"]) ? $options["m"] : "opcache";
$timestamp = time() * 1000000000;
$status = 3;
$f = explode("\r\n", file_get_contents($url));
$used = $f[0];
$free = $f[1];
$hits_pct = $f[2];
$miss_pct = $f[3];
$used_pct = round($used/($used + $free) * 100, 1);
if ($used_pct_crit !== "" && $used_pct >= $used_pct_crit)
$status = 2;
else if ($used_pct_warn !== "" && $used_pct >= $used_pct_warn)
$status = 1;
else
$status = 0;
if ($isinflux)
$out = $measurement." used_pct=".$used_pct.",hit_pct=".$hits_pct.",miss_pct=".$miss_pct." ".$timestamp;
else
$out = $used_pct."% cache used | used_pct=".$used_pct."%;".$used_pct_warn.";".$used_pct_crit." hit_pct=".$hits_pct."%; miss_pct=".$miss_pct."%;";
if ($isinflux) $status = 0;
else if ($status == 0) echo "OK - ";
else if ($status == 1) echo "WARNING - ";
else echo "CRITICAL - ";
echo $out."\n";
exit($status);
function usage() {
echo "Usage: check_phpopcache -U [-w 80] [-c 90] [-i] [-m measurement]
Optional parameters
-w Warning level for Nagios format
-c Critical level for Nagios format
-i Influx Line Protocol output format instead of nagios
-m Measurement name (\"opcache\" by default)
Example: check_phpopcache -U http://domain.com/opcache.php -w 75 -c 85\n";
exit(3);
}
?>