Add list permissions command

src/Service/BackupService.php

@@ -2,8 +2,6 @@
 
 namespace App\Service;
 
-use Symfony\Component\Filesystem\Filesystem;
-use Symfony\Component\Process\InputStream;
 use Symfony\Component\Process\Process;
 
 class BackupService

src/Service/DatabaseCredentials.php

@@ -5,12 +5,10 @@ namespace App\Service;
 class DatabaseCredentials
 {
     public function __construct(
-        private string $hostname,
-        private string $user,
-        private string $password,
-    )
-    {
-    }
+        private readonly string $hostname,
+        private readonly string $user,
+        private readonly string $password,
+    ) {}
 
     public function getHostname(): string
     {

src/Service/DatabaseService.php

@@ -110,4 +110,16 @@ class DatabaseService
             throw new Exception(sprintf('User delete error: %s', $this->conn->error));
         }
     }
+
+    public function listPermissions(string $user, ?string $host = 'localhost'): array
+    {
+        $results = $this->conn->query(sprintf("SHOW GRANTS FOR '%s'@'%s'", $user, $host), );
+
+        $permissions = [];
+        while ($result = $results->fetch_array()) {
+            $permissions[] = $result[0];
+        }
+
+        return $permissions;
+    }
 }