70 lines
2.1 KiB
PHP
70 lines
2.1 KiB
PHP
<?php
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namespace App\Livewire;
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use App\Services\PrometheusService;
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use LaraZeus\InlineChart\InlineChartWidget;
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class MetricWidgetChart extends InlineChartWidget
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{
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protected function getData(): array
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{
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$prometheus = new PrometheusService();
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// date_default_timezone_set('Asia/Shanghai');
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$query1 = $this->record->name . '{data="real"}';
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$query2 = $this->record->name . '{data="simulate"}';
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$start = now()->subDays(1)->timestamp;
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$end = now()->timestamp;
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$step = 60;
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$realdata = $prometheus->queryRange($query1, $start, $end, $step);
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$simulatedata = $prometheus->queryRange($query2, $start, $end, $step);
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// 检查查询结果是否有数据
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if (empty($realdata['data']['result']) && empty($simulatedata['data']['result'])) {
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// 如果没有数据，返回一个空数据集或提示信息
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return ['labels' => [], 'datasets' => [],];
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}
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// 将数据格式化为 InlineChartWidget 所需的格式
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$formattedRealData = $this->formatData($realdata, 'Real Data');
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$formattedSimulateData = $this->formatData($simulatedata, 'Simulate Data');
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return [
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'labels' => $formattedRealData['labels'],
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'datasets' => [
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$formattedRealData['datasets'],
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$formattedSimulateData['datasets'],
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],
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];
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}
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/**
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* 将 Prometheus 查询结果格式化为 InlineChartWidget 所需的数据格式
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*
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* @param array $data Prometheus 查询结果
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* @param string $label 数据集标签
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* @return array 格式化后的数据
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*/
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protected
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function formatData(array $data, string $label): array
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{
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$labels = [];
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$dataset = [
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'label' => $label,
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'data' => [],
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];
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foreach ($data['data']['result'][0]['values'] as $point) {
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$labels[] = date('H:i', $point[0]);
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$dataset['data'][] = $point[1];
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}
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return [
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'labels' => $labels,
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'datasets' => $dataset,
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];
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}
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}
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