benchmark mode added test

frontend/src/components/SnifferManager.tsx

@@ -17,6 +17,7 @@ import {
   Select,
   Space,
   Spin,
+  Switch,
   Tag,
   Tooltip,
   Typography,
@@ -62,8 +63,13 @@ export default function SnifferManager(props: SnifferManagerProps): ReactElement
     setIsModalOpen(false);
   };
 
-  const handleStartSubmit = async (values: { target?: string; bridgeCaptureMode?: 'tc_ebpf' | 'af_packet' }) => {
+  const handleStartSubmit = async (values: {
+    target?: string;
+    bridgeCaptureMode?: 'tc_ebpf' | 'af_packet';
+    benchmarkMode?: boolean;
+  }) => {
     const target = values.target;
+    const benchmarkMode = Boolean(values.benchmarkMode);
     if (!target) {
       notification.warning({ message: 'Warning', description: 'Please select a target to start capture on.' });
       return;
@@ -72,12 +78,14 @@ export default function SnifferManager(props: SnifferManagerProps): ReactElement
     try {
       const payload =
         startMode === 'interface'
-          ? { interface: target }
-          : { bridge: target, bridge_capture_mode: values.bridgeCaptureMode ?? bridgeCaptureMode };
+          ? { interface: target, benchmark_mode: benchmarkMode }
+          : { bridge: target, bridge_capture_mode: values.bridgeCaptureMode ?? bridgeCaptureMode, benchmark_mode: benchmarkMode };
       const result = await startSniffer(payload);
       notification.success({
         message: 'Capture started',
-        description: `Capture started on ${target} via ${result.capture_mode} (session ${result.session_id})`,
+        description: `Capture started on ${target} via ${result.capture_mode}${
+          result.benchmark_mode ? ' in benchmark mode' : ''
+        } (session ${result.session_id})`,
       });
       await props.refreshAll();
       setIsModalOpen(false);
@@ -241,6 +249,7 @@ export default function SnifferManager(props: SnifferManagerProps): ReactElement
                             {status.capture_mode === 'af_packet' ? 'AF_PACKET' : 'tc/eBPF'}
                           </Tag>
                         )}
+                        {status.benchmark_mode && <Tag color="gold">benchmark</Tag>}
                       </Space>
                     }
                     description={<Text type="secondary">interface: {name}</Text>}
@@ -260,7 +269,12 @@ export default function SnifferManager(props: SnifferManagerProps): ReactElement
         confirmLoading={props.loading}
         okText="Start"
       >
-        <Form form={form} layout="vertical" onFinish={handleStartSubmit} initialValues={{ target: undefined }}>
+        <Form
+          form={form}
+          layout="vertical"
+          onFinish={handleStartSubmit}
+          initialValues={{ target: undefined, benchmarkMode: false }}
+        >
           <Form.Item label="Mode" name="mode">
             <Radio.Group
               value={startMode}
@@ -323,6 +337,19 @@ export default function SnifferManager(props: SnifferManagerProps): ReactElement
               </Radio.Group>
             </Form.Item>
           )}
+
+          <Form.Item
+            label="Benchmark Mode"
+            name="benchmarkMode"
+            valuePropName="checked"
+            extra={
+              startMode === 'bridge' && bridgeCaptureMode === 'tc_ebpf'
+                ? 'Keeps tc/eBPF raw export and JSON emission, but skips backend parsing, telemetry merge, DB persistence, DPI enrichment, and live packet publishing.'
+                : 'Receives packets for measurement, but skips packet parsing, packet tracking, DB persistence, DPI enrichment, and live packet publishing.'
+            }
+          >
+            <Switch checkedChildren="Benchmark" unCheckedChildren="Normal" />
+          </Form.Item>
         </Form>
       </Modal>
     </div>

frontend/src/types/sniffer.ts

@@ -6,6 +6,7 @@ export interface SnifferStartRequest {
   bridge?: string;
   interface?: string;
   bridge_capture_mode?: 'tc_ebpf' | 'af_packet';
+  benchmark_mode?: boolean;
 }
 
 /**
@@ -17,6 +18,7 @@ export interface SnifferStartResponse {
   target: string;
   target_type: 'bridge' | 'interface';
   capture_mode: 'tc_ebpf' | 'af_packet';
+  benchmark_mode?: boolean;
 }
 
 /**
@@ -47,6 +49,7 @@ export interface InterfaceSnifferStatus {
   session_id?: string | null;
   session_label?: string | null;
   capture_mode?: 'tc_ebpf' | 'af_packet' | null;
+  benchmark_mode?: boolean | null;
 }
 
 /**