fix: use custom probe targets for diagnostics

Move custom probe target controls into the tunnel advanced settings and reuse the configured target in tunnel diagnosis output.

go-backend/internal/http/handler/control_plane.go

@@ -978,6 +978,7 @@ func (h *Handler) prepareTunnelDiagnosis(tunnelID int64) (string, string, []diag
 
 	ipPreference := h.repo.GetTunnelIPPreference(tunnelID)
 	protocol := strings.ToLower(strings.TrimSpace(tunnel.Protocol))
+	probeTarget := effectiveTunnelProbeTargetValues(tunnel.ProbeTargetHost, tunnel.ProbeTargetPort)
 	inNodes, chainHops, outNodes := splitChainNodeGroups(chainRows)
 	workItems := make([]diagnosisWorkItem, 0, len(chainRows)*2)
 
@@ -987,8 +988,8 @@ func (h *Handler) prepareTunnelDiagnosis(tunnelID int64) (string, string, []diag
 			description := fmt.Sprintf("入口(%s)->外网", inNode.NodeName)
 			workItems = append(workItems, diagnosisWorkItem{
 				fromNodeID:  inNode.NodeID,
-				targetIP:    "www.bing.com",
+				targetIP:    probeTarget.Host,
-				targetPort:  443,
+				targetPort:  probeTarget.Port,
 				description: description,
 				protocol:    "tcp",
 				metadata: map[string]interface{}{
@@ -1079,8 +1080,8 @@ func (h *Handler) prepareTunnelDiagnosis(tunnelID int64) (string, string, []diag
 			description := fmt.Sprintf("出口(%s)->外网", outNode.NodeName)
 			workItems = append(workItems, diagnosisWorkItem{
 				fromNodeID:  outNode.NodeID,
-				targetIP:    "www.bing.com",
+				targetIP:    probeTarget.Host,
-				targetPort:  443,
+				targetPort:  probeTarget.Port,
 				description: description,
 				protocol:    "tcp",
 				metadata: map[string]interface{}{
@@ -1093,8 +1094,8 @@ func (h *Handler) prepareTunnelDiagnosis(tunnelID int64) (string, string, []diag
 			description := fmt.Sprintf("入口(%s)->外网", inNode.NodeName)
 			workItems = append(workItems, diagnosisWorkItem{
 				fromNodeID:  inNode.NodeID,
-				targetIP:    "www.bing.com",
+				targetIP:    probeTarget.Host,
-				targetPort:  443,
+				targetPort:  probeTarget.Port,
 				description: description,
 				protocol:    "tcp",
 				metadata: map[string]interface{}{

go-backend/internal/http/handler/tunnel_probe_target_api_test.go

@@ -209,6 +209,22 @@ func TestTunnelUpdateInvalidProbeTargetDoesNotCleanFederationBindings(t *testing
 	}
 }
 
+func TestTunnelDiagnosisUsesConfiguredProbeTarget(t *testing.T) {
+	h := setupProbeTargetTunnelHandler(t)
+	seedProbeTargetTunnel(t, h, 90, "diagnosis-target", "speed.example.com", 8443)
+
+	_, _, workItems, err := h.prepareTunnelDiagnosis(90)
+	if err != nil {
+		t.Fatalf("prepare tunnel diagnosis: %v", err)
+	}
+	if len(workItems) != 1 {
+		t.Fatalf("expected one diagnosis item, got %d", len(workItems))
+	}
+	if workItems[0].targetIP != "speed.example.com" || workItems[0].targetPort != 8443 {
+		t.Fatalf("expected custom diagnosis target speed.example.com:8443, got %s:%d", workItems[0].targetIP, workItems[0].targetPort)
+	}
+}
+
 func setupProbeTargetTunnelHandler(t *testing.T) *Handler {
 	t.Helper()
 	r, err := repo.Open(filepath.Join(t.TempDir(), "panel.db"))

vite-frontend/src/pages/tunnel.tsx

@@ -46,6 +46,7 @@ import { Alert } from "@/shadcn-bridge/heroui/alert";
 import { Checkbox } from "@/shadcn-bridge/heroui/checkbox";
 import { Progress } from "@/shadcn-bridge/heroui/progress";
 import { Radio, RadioGroup } from "@/shadcn-bridge/heroui/radio";
+import { Accordion, AccordionItem } from "@/shadcn-bridge/heroui/accordion";
 import {
   Table,
   TableHeader,
@@ -137,6 +138,14 @@ interface Tunnel {
   createdTime: string;
 }
 
+const DEFAULT_PROBE_TARGET_HOST = "www.bing.com";
+const DEFAULT_PROBE_TARGET_PORT = 443;
+
+const getTunnelDiagnosisTarget = (tunnel: Tunnel) => ({
+  targetIp: tunnel.probeTargetHost || DEFAULT_PROBE_TARGET_HOST,
+  targetPort: tunnel.probeTargetPort || DEFAULT_PROBE_TARGET_PORT,
+});
+
 interface Node {
   id: number;
   name: string;
@@ -902,6 +911,7 @@ export default function TunnelPage() {
   const handleDiagnose = async (tunnel: Tunnel) => {
     diagnosisAbortRef.current?.abort();
     const abortController = new AbortController();
+    const diagnosisTarget = getTunnelDiagnosisTarget(tunnel);
 
     diagnosisAbortRef.current = abortController;
 
@@ -1043,6 +1053,7 @@ export default function TunnelPage() {
               tunnelType: tunnel.type,
               description: "诊断失败",
               message: response.msg || "诊断过程中发生错误",
+              ...diagnosisTarget,
             }),
           );
           setDiagnosisProgress({
@@ -1074,6 +1085,7 @@ export default function TunnelPage() {
           tunnelType: tunnel.type,
           description: "网络错误",
           message: "无法连接到服务器",
+          ...diagnosisTarget,
         }),
       );
       setDiagnosisProgress({
@@ -2335,12 +2347,23 @@ export default function TunnelPage() {
                     </Select>
                   )}
 
-                  <div className="rounded-xl border border-divider/60 bg-default-50/40 p-3 space-y-3">
+                  <Accordion className="px-0" variant="light">
+                    <AccordionItem
+                      key="advanced"
+                      aria-label="高级设置"
+                      className="border-b-0 [&_[data-slot=accordion-trigger]]:no-underline [&_[data-slot=accordion-trigger]]:hover:no-underline"
+                      title={
+                        <span className="text-small text-default-500 font-medium">
+                          高级设置
+                        </span>
+                      }
+                    >
+                      <div className="space-y-4 pb-2">
                         <div>
                           <div className="text-sm font-medium">质量检测目标</div>
                           <p className="text-xs text-default-500 mt-0.5">
-                        用于实时隧道质量检测和 best 最优出口评分，留空使用
+                            用于实时隧道质量检测、诊断目标和 best
-                        www.bing.com:443
+                            最优出口评分，留空使用 www.bing.com:443
                           </p>
                         </div>
                         <div className="grid grid-cols-1 md:grid-cols-[1fr_140px] gap-3">
@@ -2383,6 +2406,8 @@ export default function TunnelPage() {
                           />
                         </div>
                       </div>
+                    </AccordionItem>
+                  </Accordion>
 
                   <Divider />
                   <h3 className="text-lg font-semibold">入口配置</h3>

vite-frontend/src/pages/tunnel/diagnosis.ts

@@ -27,6 +27,8 @@ export interface DiagnosisFallbackInput {
   tunnelType: number;
   description: string;
   message: string;
+  targetIp?: string;
+  targetPort?: number;
 }
 
 export const buildDiagnosisFallbackResult = ({
@@ -34,6 +36,8 @@ export const buildDiagnosisFallbackResult = ({
   tunnelType,
   description,
   message,
+  targetIp = "-",
+  targetPort = 443,
 }: DiagnosisFallbackInput): DiagnosisResult => {
   return {
     tunnelName,
@@ -45,8 +49,8 @@ export const buildDiagnosisFallbackResult = ({
         description,
         nodeName: "-",
         nodeId: "-",
-        targetIp: "-",
+        targetIp,
-        targetPort: 443,
+        targetPort,
         message,
       },
     ],