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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/PerfdataSet.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/PerfdataSet.php | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/modules/monitoring/library/Monitoring/Plugin/PerfdataSet.php b/modules/monitoring/library/Monitoring/Plugin/PerfdataSet.php new file mode 100644 index 0000000..ef1ca0c --- /dev/null +++ b/modules/monitoring/library/Monitoring/Plugin/PerfdataSet.php @@ -0,0 +1,144 @@ +<?php +/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Module\Monitoring\Plugin; + +use ArrayIterator; +use IteratorAggregate; +use Traversable; + +class PerfdataSet implements IteratorAggregate +{ + /** + * The performance data being parsed + * + * @var string + */ + protected $perfdataStr; + + /** + * The current parsing position + * + * @var int + */ + protected $parserPos = 0; + + /** + * A list of Perfdata objects + * + * @var array + */ + protected $perfdata = array(); + + /** + * Create a new set of performance data + * + * @param string $perfdataStr A space separated list of label/value pairs + */ + protected function __construct($perfdataStr) + { + if ($perfdataStr && ($perfdataStr = trim($perfdataStr))) { + $this->perfdataStr = $perfdataStr; + $this->parse(); + } + } + + /** + * Return a iterator for this set of performance data + * + * @return ArrayIterator + */ + public function getIterator(): Traversable + { + return new ArrayIterator($this->asArray()); + } + + /** + * Return a new set of performance data + * + * @param string $perfdataStr A space separated list of label/value pairs + * + * @return PerfdataSet + */ + public static function fromString($perfdataStr) + { + return new static($perfdataStr); + } + + /** + * Return this set of performance data as array + * + * @return array + */ + public function asArray() + { + return $this->perfdata; + } + + /** + * Parse the current performance data + */ + protected function parse() + { + while ($this->parserPos < strlen($this->perfdataStr)) { + $label = trim($this->readLabel()); + $value = trim($this->readUntil(' ')); + + if ($label) { + $this->perfdata[] = new Perfdata($label, $value); + } + } + } + + /** + * Return the next label found in the performance data + * + * @return string The label found + */ + protected function readLabel() + { + $this->skipSpaces(); + if (in_array($this->perfdataStr[$this->parserPos], array('"', "'"))) { + $quoteChar = $this->perfdataStr[$this->parserPos++]; + $label = $this->readUntil('='); + $this->parserPos++; + + if (($closingPos = strpos($label, $quoteChar)) > 0) { + $label = substr($label, 0, $closingPos); + } + } else { + $label = $this->readUntil('='); + $this->parserPos++; + } + + $this->skipSpaces(); + return $label; + } + + /** + * Return all characters between the current parser position and the given character + * + * @param string $stopChar The character on which to stop + * + * @return string + */ + protected function readUntil($stopChar) + { + $start = $this->parserPos; + while ($this->parserPos < strlen($this->perfdataStr) && $this->perfdataStr[$this->parserPos] !== $stopChar) { + $this->parserPos++; + } + + return substr($this->perfdataStr, $start, $this->parserPos - $start); + } + + /** + * Advance the parser position to the next non-whitespace character + */ + protected function skipSpaces() + { + while ($this->parserPos < strlen($this->perfdataStr) && $this->perfdataStr[$this->parserPos] === ' ') { + $this->parserPos++; + } + } +} |