144 lines
4.2 KiB
Plaintext
144 lines
4.2 KiB
Plaintext
<?php
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session_start();
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header("Content-Type: application/json; charset=utf-8");
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header("Access-Control-Allow-Origin: *");
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header("Access-Control-Allow-Methods: GET,POST,OPTIONS");
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header("Access-Control-Allow-Headers: Content-Type");
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if($_SERVER['REQUEST_METHOD'] === 'OPTIONS') exit(json_encode(['code'=>0]));
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$expire = 1800;
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if (empty($_SESSION['user_id']) || (time() - $_SESSION['login_time'] > $expire)) {
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exit(json_encode(['code'=>401,'msg'=>'登录失效','list'=>[],'total'=>0]));
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}
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$_SESSION['login_time'] = time();
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$promHost = "10.150.117.190";
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$promPort = "9090";
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$promApi = "http://{$promHost}:{$promPort}/api/v1";
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$page = (int)($_REQUEST['page'] ?? 1);
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$pageSize = (int)($_REQUEST['page_size'] ?? 20);
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$filterDate = $_REQUEST['date'] ?? "";
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$filterMetric = trim($_REQUEST['metric'] ?? "");
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$filterSeverity = $_REQUEST['severity'] ?? "";
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$filterStatus = $_REQUEST['status'] ?? "";
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$distinct = (int)($_REQUEST['distinct'] ?? 1);
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$promQL = 'sort_desc(ALERTS)';
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$params = ['query' => $promQL];
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if (!empty($filterDate)) {
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$end = strtotime($filterDate . " 23:59:59");
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$start = $end - 86400;
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$params['start'] = $start;
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$params['end'] = $end;
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$params['step'] = 60;
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$queryUrl = $promApi . "/query_range";
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} else {
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$queryUrl = $promApi . "/query";
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}
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$url = $queryUrl . "?" . http_build_query($params);
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$ch = curl_init($url);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_TIMEOUT, 10);
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$resp = curl_exec($ch);
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$err = curl_error($ch);
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curl_close($ch);
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if (!empty($err) || empty($resp)) {
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exit(json_encode([
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'code' => 500,
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'msg' => 'Prometheus连接失败:'.$err,
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'list' => [],
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'total' => 0
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]));
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}
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$promData = json_decode($resp, true);
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if ($promData['status'] !== 'success') {
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exit(json_encode([
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'code' => 500,
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'msg' => 'Prometheus查询异常',
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'list' => [],
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'total' => 0
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]));
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}
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$rawAll = [];
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if (!empty($promData['data']['result'])) {
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foreach ($promData['data']['result'] as $item) {
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$metric = $item['metric'];
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$state = $metric['alertstate'] ?? "";
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$sev = $metric['severity'] ?? "info";
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$alertName = $metric['alertname'] ?? "";
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$inst = $metric['instance'] ?? "";
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$values = $item['values'] ?? [];
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foreach ($values as $v) {
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$ts = (int)$v[0];
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$dt = date("Y-m-d H:i:s", $ts);
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$rawAll[] = [
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'state' => $state,
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'severity' => $sev,
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'metric' => $alertName,
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'instance' => $inst,
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'time' => $dt,
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'timestamp' => $ts
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];
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}
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}
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}
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// ==========修复过滤逻辑==========
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if (!empty($filterMetric)) {
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$rawAll = array_filter($rawAll, function($r) use ($filterMetric){
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return stripos($r['metric'], $filterMetric) !== false;
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});
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}
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if (!empty($filterSeverity)) {
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$rawAll = array_filter($rawAll, fn($r) => $r['severity'] === $filterSeverity);
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}
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if (!empty($filterStatus)) {
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$rawAll = array_filter($rawAll, fn($r) => $r['state'] === $filterStatus);
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}
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usort($rawAll, fn($a,$b) => $b['timestamp'] - $a['timestamp']);
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if ($distinct !== 1) {
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$list = $rawAll;
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} else {
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$group = [];
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foreach ($rawAll as $row) {
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$key = md5($row['metric'] . "|" . $row['instance'] . "|" . $row['severity'] . "|" . $row['state']);
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if (!isset($group[$key])) {
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$group[$key] = [
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'state' => $row['state'],
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'severity' => $row['severity'],
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'metric' => $row['metric'],
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'instance' => $row['instance'],
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'time' => $row['time'],
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'timestamp' => $row['timestamp'],
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'total_count' => 1
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];
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} else {
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$group[$key]['total_count']++;
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if ($row['timestamp'] > $group[$key]['timestamp']) {
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$group[$key]['time'] = $row['time'];
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$group[$key]['timestamp'] = $row['timestamp'];
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}
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}
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}
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$list = array_values($group);
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}
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$total = count($list);
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$offset = ($page - 1) * $pageSize;
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$pageData = array_slice($list, $offset, $pageSize);
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echo json_encode([
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'code' => 0,
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'msg' => 'ok',
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'total' => $total,
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'list' => $pageData
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], JSON_UNESCAPED_UNICODE);
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exit;
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?>
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