修复延迟检测错误

This commit is contained in:
CN-JS-HuiBai
2026-04-06 01:00:35 +08:00
parent 40eeb0b9dd
commit 6b61104641
2 changed files with 21 additions and 6 deletions

View File

@@ -48,7 +48,8 @@ async function pollLatency() {
// Try specialized metrics first for better accuracy
const priorityMetrics = ['probe_icmp_duration_seconds', 'probe_http_duration_seconds', 'probe_duration_seconds'];
for (const metricName of priorityMetrics) {
const regex = new RegExp(`^${metricName}(?:\\{.*\\})?\\s+([\\d.]+)`);
// Support scientific notation (e.g. 1.23e-04)
const regex = new RegExp(`^${metricName}(?:\\{.*\\})?\\s+([\\d.eE+-]+)`);
for (const line of lines) {
const match = line.match(regex);
if (match) {

View File

@@ -805,12 +805,26 @@ module.exports = {
if (!blackboxUrl || !target) return null;
try {
const normalized = blackboxUrl.trim().replace(/\/+$/, '');
const params = new URLSearchParams({ query: `probe_duration_seconds{instance_name="${target}"}` });
// Construct a single optimized query searching for priority metrics and common labels
// Prioritize probe_icmp_duration_seconds OVER probe_duration_seconds
const queryExpr = `(
probe_icmp_duration_seconds{instance="${target}"} or
probe_icmp_duration_seconds{target="${target}"} or
probe_icmp_duration_seconds{instance_name="${target}"} or
probe_duration_seconds{instance="${target}"} or
probe_duration_seconds{target="${target}"} or
probe_duration_seconds{instance_name="${target}"}
)`;
const params = new URLSearchParams({ query: queryExpr });
const res = await fetch(`${normalized}/api/v1/query?${params.toString()}`);
if (!res.ok) return null;
const data = await res.json();
if (data.status === 'success' && data.data.result.length > 0) {
return parseFloat(data.data.result[0].value[1]) * 1000;
if (res.ok) {
const data = await res.json();
if (data.status === 'success' && data.data.result.length > 0) {
return parseFloat(data.data.result[0].value[1]) * 1000;
}
}
return null;
} catch (err) {