147 lines
3.7 KiB
PHP
147 lines
3.7 KiB
PHP
<?php
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namespace App\Http\Controllers\Application;
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use App\Http\Controllers\Controller;
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use App\Models\Module;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Log;
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class MqttAuthController extends Controller
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{
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//
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public function authentication(Request $request)
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{
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//
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$client_id = $request->input('client_id');
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$username = $request->input('username');
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$password = $request->input('password');
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// 分割 username
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$usernames = explode('.', $username);
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$module_id = $usernames[0] ?? null;
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$device_id = $usernames[1] ?? null;
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$module = Module::where('id', $module_id)->first();
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if (!$module) {
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return $this->ignore();
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}
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// 如果没有设置 device_id，那么就是模块自己的连接
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if (!$device_id) {
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// 让 api_token 可见
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$module->makeVisible('api_token');
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// 比较 api_token
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if ($module->api_token == $password) {
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return $this->allow();
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} else {
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return $this->deny();
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}
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} else {
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// 如果设置了 device_id，那么就是设备的连接
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// 此时，我们得联系模块，让模块去验证设备。
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$response = $module->baseRequest('post', 'mqtt/authentication', [
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'client_id' => $client_id,
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'device_id' => $device_id,
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'password' => $password,
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]);
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if ($response['status'] === 200) {
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return $this->allow();
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} else {
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return $this->deny();
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}
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}
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}
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public function authorization(Request $request)
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{
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// 禁止订阅保留的
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if ($request->input('topic') == '$SYS/#') {
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return $this->deny();
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}
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$action = $request->input('action');
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$client_id = $request->input('client_id');
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$username = $request->input('username');
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$topic = $request->input('topic');
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// 使用 / 分割 topic
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$topics = explode('/', $topic);
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$usernames = explode('.', $username);
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$module_id = $usernames[0] ?? null;
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$device_id = $usernames[1] ?? null;
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$module = Module::where('id', $module_id)->first();
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if (!$module) {
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// 不属于我们管理，跳过。
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// Log::debug('不属于我们管理，跳过。');
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return $this->ignore();
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}
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// 设备只能在自己的模块下发布消息
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if ($action == 'publish') {
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if ($topics[0] !== $module_id) {
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// Log::debug('设备只能在自己的模块下发布消息');
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return $this->deny();
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}
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}
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if (count($usernames) === 1) {
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// 是模块自己的连接
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return $this->allow();
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}
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// Log::debug('联系模块。');
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// 联系模块，让模块去验证设备授权。
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$response = $module->baseRequest('post', 'mqtt/authorization', [
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'client_id' => $client_id,
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'device_id' => $device_id,
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'type' => $action,
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'topic' => $topic,
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]);
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if ($response['status'] === 200) {
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return $this->allow();
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} else {
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return $this->deny();
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}
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}
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private function deny()
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{
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return response([
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'result' => 'deny',
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], 200);
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}
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private function ignore()
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{
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return response([
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'result' => 'ignore',
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], 200);
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}
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private function allow()
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{
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return response([
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'result' => 'allow',
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'is_superuser' => false,
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], 200);
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}
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}
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