优化布局

server/prometheus-service.js

@@ -407,6 +407,32 @@ async function get24hTrafficSum(url) {
   };
 }
 
+/**
+ * Get total traffic for a specific server in the past 24h
+ */
+async function get24hServerTrafficSum(url, instance, job) {
+  const node = resolveToken(instance);
+  const now = Math.floor(Date.now() / 1000);
+  const start = now - 86400;
+  const step = 60;
+
+  const rxExpr = `sum(rate(node_network_receive_bytes_total{instance="${node}",job="${job}",device!~'tap.*|veth.*|br.*|docker.*|virbr*|podman.*|lo.*|vmbr.*|fwbr.|ip.*|gre.*|virbr.*|vnet.*'}[1m]))`;
+  const txExpr = `sum(rate(node_network_transmit_bytes_total{instance="${node}",job="${job}",device!~'tap.*|veth.*|br.*|docker.*|virbr*|podman.*|lo.*|vmbr.*|fwbr.|ip.*|gre.*|virbr.*|vnet.*'}[1m]))`;
+
+  const [rxResult, txResult] = await Promise.all([
+    queryRange(url, rxExpr, start, now, step).catch(() => []),
+    queryRange(url, txExpr, start, now, step).catch(() => [])
+  ]);
+
+  const rxValues = rxResult.length > 0 ? rxResult[0].values : [];
+  const txValues = txResult.length > 0 ? txResult[0].values : [];
+
+  return {
+    rx: calculateTrafficFromHistory(rxValues),
+    tx: calculateTrafficFromHistory(txValues)
+  };
+}
+
 /**
  * Get network traffic history (past 24h, 5-min intervals for chart)
  */
@@ -583,6 +609,15 @@ async function getServerDetails(baseUrl, instance, job) {
   delete results.partitions_size;
   delete results.partitions_free;
 
+  // Add 24h traffic sum for this specific server
+  try {
+      const traffic24h = await get24hServerTrafficSum(baseUrl, instance, job);
+      results.traffic24h = traffic24h;
+  } catch (e) {
+      console.error(`[Prometheus] Error fetching 24h traffic for ${node}:`, e.message);
+      results.traffic24h = { rx: 0, tx: 0 };
+  }
+
   return results;
 }