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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
commit | 8ca6cc32b2c789a3149861159ad258f2cb9491e3 (patch) | |
tree | 2492de6f1528dd44eaa169a5c1555026d9cb75ec /modules/monitoring/library/Monitoring/Plugin/ThresholdRange.php | |
parent | Initial commit. (diff) | |
download | icingaweb2-upstream/2.11.4.tar.xz icingaweb2-upstream/2.11.4.zip |
Adding upstream version 2.11.4.upstream/2.11.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | modules/monitoring/library/Monitoring/Plugin/ThresholdRange.php | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/modules/monitoring/library/Monitoring/Plugin/ThresholdRange.php b/modules/monitoring/library/Monitoring/Plugin/ThresholdRange.php new file mode 100644 index 0000000..bd27b8b --- /dev/null +++ b/modules/monitoring/library/Monitoring/Plugin/ThresholdRange.php @@ -0,0 +1,179 @@ +<?php +/* Icinga Web 2 | (c) 2016 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Module\Monitoring\Plugin; + +/** + * The warning/critical threshold of a measured value + */ +class ThresholdRange +{ + /** + * The smallest value inside the range (null stands for -∞) + * + * @var float|null + */ + protected $min; + + /** + * The biggest value inside the range (null stands for ∞) + * + * @var float|null + */ + protected $max; + + /** + * Whether to invert the result of contains() + * + * @var bool + */ + protected $inverted = false; + + /** + * The unmodified range as passed to fromString() + * + * @var string + */ + protected $raw; + + /** + * Create a new instance based on a threshold range conforming to <https://nagios-plugins.org/doc/guidelines.html> + * + * @param string $rawRange + * + * @return ThresholdRange + */ + public static function fromString($rawRange) + { + $range = new static(); + $range->raw = $rawRange; + + if ($rawRange == '') { + return $range; + } + + $rawRange = ltrim($rawRange); + if (substr($rawRange, 0, 1) === '@') { + $range->setInverted(); + $rawRange = substr($rawRange, 1); + } + + if (strpos($rawRange, ':') === false) { + $min = 0.0; + $max = floatval(trim($rawRange)); + } else { + list($min, $max) = explode(':', $rawRange, 2); + $min = trim($min); + $max = trim($max); + + switch ($min) { + case '': + $min = 0.0; + break; + case '~': + $min = null; + break; + default: + $min = floatval($min); + } + + $max = empty($max) ? null : floatval($max); + } + + return $range->setMin($min) + ->setMax($max); + } + + /** + * Set the smallest value inside the range (null stands for -∞) + * + * @param float|null $min + * + * @return $this + */ + public function setMin($min) + { + $this->min = $min; + return $this; + } + + /** + * Get the smallest value inside the range (null stands for -∞) + * + * @return float|null + */ + public function getMin() + { + return $this->min; + } + + /** + * Set the biggest value inside the range (null stands for ∞) + * + * @param float|null $max + * + * @return $this + */ + public function setMax($max) + { + $this->max = $max; + return $this; + } + + /** + * Get the biggest value inside the range (null stands for ∞) + * + * @return float|null + */ + public function getMax() + { + return $this->max; + } + + /** + * Set whether to invert the result of contains() + * + * @param bool $inverted + * + * @return $this + */ + public function setInverted($inverted = true) + { + $this->inverted = $inverted; + return $this; + } + + /** + * Get whether to invert the result of contains() + * + * @return bool + */ + public function isInverted() + { + return $this->inverted; + } + + /** + * Return whether $value is inside $this + * + * @param float $value + * + * @return bool + */ + public function contains($value) + { + return (bool) ($this->inverted ^ ( + ($this->min === null || $this->min <= $value) && ($this->max === null || $this->max >= $value) + )); + } + + /** + * Return the textual representation of $this, suitable for fromString() + * + * @return string + */ + public function __toString() + { + return (string) $this->raw; + } +} |