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Xboard/app/Http/Controllers/V1/Server/UniProxyController.php

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+<?php
+
+namespace App\Http\Controllers\V1\Server;
+
+use App\Http\Controllers\Controller;
+use App\Services\DeviceStateService;
+use App\Services\NodeSyncService;
+use App\Services\ServerService;
+use App\Services\UserService;
+use App\Utils\CacheKey;
+use App\Utils\Helper;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Cache;
+use Illuminate\Http\JsonResponse;
+
+class UniProxyController extends Controller
+{
+    public function __construct(
+        private readonly DeviceStateService $deviceStateService
+    ) {
+    }
+
+    /**
+     * 获取当前请求的节点信息
+     */
+    private function getNodeInfo(Request $request)
+    {
+        return $request->attributes->get('node_info');
+    }
+
+    // 后端获取用户
+    public function user(Request $request)
+    {
+        ini_set('memory_limit', -1);
+        $node = $this->getNodeInfo($request);
+        $nodeType = $node->type;
+        $nodeId = $node->id;
+        Cache::put(CacheKey::get('SERVER_' . strtoupper($nodeType) . '_LAST_CHECK_AT', $nodeId), time(), 3600);
+        $users = ServerService::getAvailableUsers($node);
+
+        $response['users'] = $users;
+
+        $eTag = sha1(json_encode($response));
+        if (strpos($request->header('If-None-Match', ''), $eTag) !== false) {
+            return response(null, 304);
+        }
+
+        return response($response)->header('ETag', "\"{$eTag}\"");
+    }
+
+    // 后端提交数据
+    public function push(Request $request)
+    {
+        $res = json_decode(request()->getContent(), true);
+        if (!is_array($res)) {
+            return $this->fail([422, 'Invalid data format']);
+        }
+        $data = array_filter($res, function ($item) {
+            return is_array($item)
+                && count($item) === 2
+                && is_numeric($item[0])
+                && is_numeric($item[1]);
+        });
+        if (empty($data)) {
+            return $this->success(true);
+        }
+        $node = $this->getNodeInfo($request);
+        $nodeType = $node->type;
+        $nodeId = $node->id;
+
+        Cache::put(
+            CacheKey::get('SERVER_' . strtoupper($nodeType) . '_ONLINE_USER', $nodeId),
+            count($data),
+            3600
+        );
+        Cache::put(
+            CacheKey::get('SERVER_' . strtoupper($nodeType) . '_LAST_PUSH_AT', $nodeId),
+            time(),
+            3600
+        );
+
+        $userService = new UserService();
+        $userService->trafficFetch($node, $nodeType, $data);
+        return $this->success(true);
+    }
+
+    // 后端获取配置
+    public function config(Request $request)
+    {
+        $node = $this->getNodeInfo($request);
+        $response = ServerService::buildNodeConfig($node);
+
+        $response['base_config'] = [
+            'push_interval' => (int) admin_setting('server_push_interval', 60),
+            'pull_interval' => (int) admin_setting('server_pull_interval', 60)
+        ];
+
+        $eTag = sha1(json_encode($response));
+        if (strpos($request->header('If-None-Match', ''), $eTag) !== false) {
+            return response(null, 304);
+        }
+        return response($response)->header('ETag', "\"{$eTag}\"");
+    }
+
+    // 获取在线用户数据
+    public function alivelist(Request $request): JsonResponse
+    {
+        $node = $this->getNodeInfo($request);
+        $deviceLimitUsers = ServerService::getAvailableUsers($node)
+            ->where('device_limit', '>', 0);
+
+        $alive = $this->deviceStateService->getAliveList(collect($deviceLimitUsers));
+
+        return response()->json(['alive' => (object) $alive]);
+    }
+
+    // 后端提交在线数据
+    public function alive(Request $request): JsonResponse
+    {
+        $node = $this->getNodeInfo($request);
+        $data = json_decode(request()->getContent(), true);
+        if ($data === null) {
+            return response()->json([
+                'error' => 'Invalid online data'
+            ], 400);
+        }
+
+        foreach ($data as $uid => $ips) {
+            $this->deviceStateService->setDevices((int) $uid, $node->id, $ips);
+        }
+
+        return response()->json(['data' => true]);
+    }
+
+    // 提交节点负载状态
+    public function status(Request $request): JsonResponse
+    {
+        $node = $this->getNodeInfo($request);
+
+        $data = $request->validate([
+            'cpu' => 'required|numeric|min:0|max:100',
+            'mem.total' => 'required|integer|min:0',
+            'mem.used' => 'required|integer|min:0',
+            'swap.total' => 'required|integer|min:0',
+            'swap.used' => 'required|integer|min:0',
+            'disk.total' => 'required|integer|min:0',
+            'disk.used' => 'required|integer|min:0',
+        ]);
+
+        $nodeType = $node->type;
+        $nodeId = $node->id;
+
+        $statusData = [
+            'cpu' => (float) $data['cpu'],
+            'mem' => [
+                'total' => (int) $data['mem']['total'],
+                'used' => (int) $data['mem']['used'],
+            ],
+            'swap' => [
+                'total' => (int) $data['swap']['total'],
+                'used' => (int) $data['swap']['used'],
+            ],
+            'disk' => [
+                'total' => (int) $data['disk']['total'],
+                'used' => (int) $data['disk']['used'],
+            ],
+            'updated_at' => now()->timestamp,
+        ];
+
+        $cacheTime = max(300, (int) admin_setting('server_push_interval', 60) * 3);
+        cache([
+            CacheKey::get('SERVER_' . strtoupper($nodeType) . '_LOAD_STATUS', $nodeId) => $statusData,
+            CacheKey::get('SERVER_' . strtoupper($nodeType) . '_LAST_LOAD_AT', $nodeId) => now()->timestamp,
+        ], $cacheTime);
+
+        return response()->json(['data' => true, "code" => 0, "message" => "success"]);
+    }
+}