Новые роуты API для статистики и мониторинга

- /api/version
- /api/health
- /api/stats

app/Controllers/ApiController.php

@@ -9,6 +9,9 @@ declare(strict_types=1);
 
 namespace App\Controllers;
 
+use App\Core\Bot;
+use App\Core\Kernel;
+use App\Core\StatisticsService;
 use App\Errors\PlaylistNotFoundException;
 use chillerlan\QRCode\QRCode;
 use chillerlan\QRCode\QROptions;
@@ -81,4 +84,106 @@ class ApiController extends BasicController
         return $response->withStatus(200)
             ->withHeader('Content-Type', $mime);
     }
+
+    /**
+     * Возвращает информацию о плейлисте
+     *
+     * @param ServerRequestInterface $request
+     * @param ResponseInterface $response
+     * @return ResponseInterface
+     * @throws Exception
+     */
+    public function version(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface
+    {
+        return $this->responseJson($response, 200, [
+            'web' => Kernel::VERSION,
+            'php' => PHP_VERSION,
+            'keydb' => redis()->info('server')['redis_version'],
+            'checker' => 'todo',
+        ]);
+    }
+
+    /**
+     * Возвращает информацию о плейлисте
+     *
+     * @param ServerRequestInterface $request
+     * @param ResponseInterface $response
+     * @return ResponseInterface
+     * @throws Exception
+     */
+    public function health(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface
+    {
+        function getSize(string $directory): int
+        {
+            $size = 0;
+            foreach (glob($directory . '/*') as $path){
+                is_file($path) && $size += filesize($path);
+                is_dir($path) && $size += getSize($path);
+            }
+            return $size;
+        }
+
+        $tgBotInfo = config('bot.token') ? new Bot()->api->getMe() : null;
+        $redisInfoServer = redis()->info('server'); // General information about the Redis server
+        $redisInfoClients = redis()->info('clients'); // Client connections section
+        $redisInfoMemory = redis()->info('memory'); // Memory consumption related information
+        $redisInfoPers = redis()->info('persistence'); // RDB and AOF related information
+        $redisInfoStats = redis()->info('stats'); // General statistics
+        $redisInfoCpu = redis()->info('cpu'); // CPU consumption statistics
+        $redisInfoCmd = redis()->info('commandstats'); // Redis command statistics
+        $redisInfoKeysp = redis()->info('keyspace'); // Database related statistics
+        $redisInfoErr = redis()->info('errorstats'); // Redis error statistics
+
+        $health = [
+            'fileCache' => [
+                'tv-logos' => [
+                    'sizeB' => $size = getSize(cache_path('tv-logos')),
+                    'sizeMiB' => round($size / 1024 / 1024, 3),
+                    'count' => count(glob(cache_path('tv-logos') . '/*')),
+                ],
+                'qr-codes' => [
+                    'sizeB' => $size = getSize(cache_path('qr-codes')),
+                    'sizeMiB' => round($size / 1024 / 1024, 3),
+                    'count' => count(glob(cache_path('qr-codes') . '/*')),
+                ],
+            ],
+            'telegram' => [
+                'id' => $tgBotInfo->getId(),
+                'first_name' => $tgBotInfo->getFirstName(),
+                'username' => $tgBotInfo->getUsername(),
+            ],
+            'redis' => [
+                'isConnected' => redis()->isConnected(),
+                'info' => [
+                    'server' => [
+                        'uptime_in_seconds' => $redisInfoServer['uptime_in_seconds'],
+                        'uptime_in_days' => $redisInfoServer['uptime_in_days'],
+                    ],
+                    'clients' => ['connected_clients' => $redisInfoClients['connected_clients']],
+                    'memory' => $redisInfoMemory,
+                    'persistence' => $redisInfoPers,
+                    'stats' => $redisInfoStats,
+                    'cpu' => $redisInfoCpu,
+                    'commandstats' => $redisInfoCmd,
+                    'keyspace' => $redisInfoKeysp,
+                    'errorstats' => $redisInfoErr,
+                ],
+            ],
+        ];
+
+        return $this->responseJson($response, 200, $health);
+    }
+
+    /**
+     * Возвращает информацию о плейлисте
+     *
+     * @param ServerRequestInterface $request
+     * @param ResponseInterface $response
+     * @return ResponseInterface
+     * @throws Exception
+     */
+    public function stats(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface
+    {
+        return $this->responseJson($response, 200, new StatisticsService()->get());
+    }
 }

app/Controllers/BasicController.php

@@ -49,8 +49,9 @@ class BasicController
      * @param array $data
      * @return ResponseInterface
      */
-    protected function responseJson(ResponseInterface $response, int $status, array $data): ResponseInterface
+    protected function responseJson(ResponseInterface $response, int $status, mixed $data): ResponseInterface
     {
+        is_scalar($data) && $data = [$data];
         $data = array_merge(['timestamp' => time()], $data);
         $json = json_encode($data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);