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<?php |
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namespace Hhxsv5\LaravelS\Components\Prometheus; |
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class Exporter |
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{ |
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const REDNER_MIME_TYPE = 'text/plain; version=0.0.4'; |
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private $config; |
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public function __construct(array $config) |
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{ |
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$this->config = $config; |
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} |
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public function getMetrics() |
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{ |
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$apcSmaInfo = apcu_sma_info(true); |
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$metrics = [ |
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[ |
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'name' => 'apcu_seg_size', |
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'help' => '', |
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'type' => 'gauge', |
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'value' => $apcSmaInfo['seg_size'], |
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], |
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[ |
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'name' => 'apcu_avail_mem', |
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'help' => '', |
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'type' => 'gauge', |
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'value' => $apcSmaInfo['avail_mem'], |
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], |
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]; |
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foreach (new \APCuIterator('/^' . $this->config['apcu_key_prefix'] . $this->config['apcu_key_separator'] . '/') as $item) { |
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$parts = explode($this->config['apcu_key_separator'], $item['key']); |
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parse_str($parts[3], $labels); |
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if (is_array($item['value'])) { |
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foreach ($item['value'] as $metric) { |
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$metrics[] = [ |
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'name' => $metric['name'], |
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'help' => '', |
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'type' => $metric['type'], |
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'value' => $metric['value'], |
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'labels' => $labels, |
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]; |
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} |
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} else { |
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$metrics[] = [ |
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'name' => $parts[1], |
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'help' => '', |
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'type' => $parts[2], |
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'value' => $item['value'], |
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'labels' => $labels, |
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]; |
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} |
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} |
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return $metrics; |
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} |
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public function render() |
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{ |
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$defaultLabels = ['application' => $this->config['application']]; |
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$metrics = $this->getMetrics(); |
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$lines = []; |
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foreach ($metrics as $metric) { |
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$lines[] = "# HELP " . $metric['name'] . " {$metric['help']}"; |
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$lines[] = "# TYPE " . $metric['name'] . " {$metric['type']}"; |
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$metricLabels = isset($metric['labels']) ? $metric['labels'] : []; |
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$labels = ['{']; |
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$allLabels = array_merge($defaultLabels, $metricLabels); |
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foreach ($allLabels as $key => $value) { |
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$labels[] = "{$key}=\"{$value}\","; |
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} |
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$labels[] = '}'; |
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$labelStr = implode('', $labels); |
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$lines[] = $metric['name'] . "$labelStr {$metric['value']}"; |
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} |
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return implode("\n", $lines); |
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} |
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} |
hhxsv5 /
laravel-s
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