From 4286bbb98815dfa3bd79e8db0a21188bdc367325 Mon Sep 17 00:00:00 2001
From: Colette Contreras <ColetteContreras@outlook.com>
Date: Fri, 31 Jan 2020 12:50:11 +0800
Subject: [PATCH] Add Poseidon

---
 .../Controllers/Server/PoseidonController.php | 170 ++++++++++++++++++
 1 file changed, 170 insertions(+)
 create mode 100644 app/Http/Controllers/Server/PoseidonController.php

diff --git a/app/Http/Controllers/Server/PoseidonController.php b/app/Http/Controllers/Server/PoseidonController.php
new file mode 100644
index 00000000..eb7742ee
--- /dev/null
+++ b/app/Http/Controllers/Server/PoseidonController.php
@@ -0,0 +1,170 @@
+<?php
+
+namespace App\Http\Controllers\Server;
+
+use Illuminate\Http\Request;
+use App\Http\Controllers\Controller;
+use App\Models\User;
+use App\Models\Plan;
+use App\Models\Server;
+use App\Models\ServerLog;
+use Illuminate\Support\Facades\Log;
+use Illuminate\Support\Facades\Cache;
+
+class PoseidonController extends Controller
+{
+    CONST SERVER_CONFIG = '{"api":{"services":["HandlerService","StatsService"],"tag":"api"},"stats":{},"inbound":{"port":443,"protocol":"vmess","settings":{"clients":[]},"streamSettings":{"network":"tcp"},"tag":"proxy"},"inboundDetour":[{"listen":"0.0.0.0","port":23333,"protocol":"dokodemo-door","settings":{"address":"0.0.0.0"},"tag":"api"}],"log":{"loglevel":"debug","access":"access.log","error":"error.log"},"outbound":{"protocol":"freedom","settings":{}},"routing":{"settings":{"rules":[{"inboundTag":["api"],"outboundTag":"api","type":"field"}]},"strategy":"rules"},"policy":{"levels":{"0":{"handshake":4,"connIdle":300,"uplinkOnly":5,"downlinkOnly":30,"statsUserUplink":true,"statsUserDownlink":true}}}}';
+
+    // 后端获取用户
+    public function user(Request $request)
+    {
+        if ($r = $this->verifyToken($request)) { return $r; }
+
+        $nodeId = $request->input('node_id');
+        $server = Server::find($nodeId);
+        if (!$server) {
+            return $this->error("server could not be found", 404);
+        }
+
+        Cache::put('server_last_check_at_' . $server->id, time());
+        $users = User::whereIn('group_id', json_decode($server->group_id))
+            ->select([
+                'id',
+                'email',
+                't',
+                'u',
+                'd',
+                'transfer_enable',
+                'enable',
+                'v2ray_uuid',
+                'v2ray_alter_id',
+                'v2ray_level'
+            ])
+            ->get();
+        $result = [];
+        foreach ($users as $user) {
+            $user->v2ray_user = [
+                "uuid" => $user->v2ray_uuid,
+                "email" => sprintf("%s@v2panel.user", $user->v2ray_uuid),
+                "alter_id" => $user->v2ray_alter_id,
+                "level" => $user->v2ray_level,
+            ];
+            unset($user['v2ray_uuid']);
+            unset($user['v2ray_alter_id']);
+            unset($user['v2ray_level']);
+            array_push($result, $user);
+        }
+
+        return $this->success($result);
+    }
+
+    // 后端提交数据
+    public function submit(Request $request)
+    {
+        if ($r = $this->verifyToken($request)) { return $r; }
+
+        Log::info('serverSubmitData:' . $request->input('node_id') . ':' . file_get_contents('php://input'));
+        $server = Server::find($request->input('node_id'));
+        if (!$server) {
+            return $this->error("server could not be found", 404);
+        }
+        $data = file_get_contents('php://input');
+        $data = json_decode($data, true);
+        foreach ($data as $item) {
+            $u = $item['u'] * $server->rate;
+            $d = $item['d'] * $server->rate;
+            $user = User::find($item['user_id']);
+            $user->t = time();
+            $user->u = $user->u + $u;
+            $user->d = $user->d + $d;
+            $user->save();
+
+            $serverLog = new ServerLog();
+            $serverLog->user_id = $item['user_id'];
+            $serverLog->server_id = $request->input('node_id');
+            $serverLog->u = $item['u'];
+            $serverLog->d = $item['d'];
+            $serverLog->rate = $server->rate;
+            $serverLog->save();
+        }
+
+        return $this->success('');
+    }
+
+    // 后端获取配置
+    public function config(Request $request)
+    {
+        if ($r = $this->verifyToken($request)) { return $r; }
+
+        $nodeId = $request->input('node_id');
+        $localPort = $request->input('local_port');
+        if (empty($nodeId) || empty($localPort)) {
+            return $this->error('invalid parameters', 400);
+        }
+        $server = Server::find($nodeId);
+        if (!$server) {
+            return $this->error("server could not be found", 404);
+        }
+        $json = json_decode(self::SERVER_CONFIG);
+        $json->inboundDetour[0]->port = (int)$localPort;
+        $json->inbound->port = (int)$server->server_port;
+        $json->inbound->streamSettings->network = $server->network;
+        if ($server->settings) {
+            switch ($server->network) {
+                case 'tcp':
+                    $json->inbound->streamSettings->tcpSettings = json_decode($server->settings);
+                    break;
+                case 'kcp':
+                    $json->inbound->streamSettings->kcpSettings = json_decode($server->settings);
+                    break;
+                case 'ws':
+                    $json->inbound->streamSettings->wsSettings = json_decode($server->settings);
+                    break;
+                case 'http':
+                    $json->inbound->streamSettings->httpSettings = json_decode($server->settings);
+                    break;
+                case 'domainsocket':
+                    $json->inbound->streamSettings->dsSettings = json_decode($server->settings);
+                    break;
+                case 'quic':
+                    $json->inbound->streamSettings->quicSettings = json_decode($server->settings);
+                    break;
+            }
+        }
+        if ((int)$server->tls) {
+            $json->inbound->streamSettings->security = "tls";
+            $tls = (object)array("certificateFile" => "/home/v2ray.crt", "keyFile" => "/home/v2ray.key");
+            $json->inbound->streamSettings->tlsSettings->certificates[0] = $tls;
+        }
+
+        $json->poseidon = [
+          'license_key' => (string)config('v2board.server_license'),
+        ];
+
+        return $this->success($json);
+    }
+
+    protected function verifyToken(Request $request)
+    {
+        $token = $request->input('token');
+        if (empty($token)) {
+            return $this->error("token must be set");
+        }
+        if ($token !== config('v2board.server_token')) {
+            return $this->error("invalid token");
+        }
+    }
+
+    protected function error($msg, int $status = 400) {
+        return response([
+            'msg' => $msg,
+        ], $status);
+    }
+
+    protected function success($data) {
+        return response([
+            'msg' => 'ok',
+            'data' => $data,
+        ]);
+    }
+}