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<article role="main" id="furo-main-content">
<section id="module-services.subnet_service">
<span id="subnet-service"></span><h1>Subnet Service<a class="headerlink" href="#module-services.subnet_service" title="Link to this heading"></a></h1>
<dl class="py class">
<dt class="sig sig-object py" id="services.subnet_service.DeviceInfoCollector">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">services.subnet_service.</span></span><span class="sig-name descname"><span class="pre">DeviceInfoCollector</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">translations</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">Translations</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../_modules/services/subnet_service.html#DeviceInfoCollector"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.DeviceInfoCollector" title="Link to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
<p>Класс для сбора информации об устройствах, включая вендоров и хостнеймы.</p>
<dl class="simple">
<dt>Источники данных:</dt><dd><ul class="simple">
<li><p>MacLookup: сопоставление префикса MAC (OUI) с названием производителя.</p></li>
<li><p>DNS: <cite>gethostbyaddr</cite> с малым таймаутом для обратного разрешения имени.</p></li>
<li><p>NetBIOS (nbtscan): опрос сегмента сети для извлечения NetBIOS‑имён.</p></li>
</ul>
</dd>
<dt>Политика кэширования:</dt><dd><ul class="simple">
<li><p>Результаты <cite>get_vendor</cite> кэшируются с помощью <cite>functools.lru_cache</cite>.</p></li>
<li><p>Результаты <cite>nbtscan</cite> аккумулируются в словарях <cite>nbtscan_cache</cite>/<cite>nbtscan_results</cite>
на время жизни экземпляра.</p></li>
</ul>
</dd>
</dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.DeviceInfoCollector.get_hostname">
<span class="sig-name descname"><span class="pre">get_hostname</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">ip</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">str</span><span class="w"> </span><span class="p"><span class="pre">|</span></span><span class="w"> </span><span class="pre">None</span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#DeviceInfoCollector.get_hostname"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.DeviceInfoCollector.get_hostname" title="Link to this definition"></a></dt>
<dd><p>Получает хостнейм для указанного IP-адреса.</p>
<p>Пробует сначала DNS, затем NetBIOS.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>ip (str): IP-адрес устройства.</p>
</dd>
<dt>Returns:</dt><dd><p>Optional[str]: Хостнейм или None, если не удалось определить.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.DeviceInfoCollector.get_vendor">
<span class="sig-name descname"><span class="pre">get_vendor</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">mac</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">str</span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#DeviceInfoCollector.get_vendor"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.DeviceInfoCollector.get_vendor" title="Link to this definition"></a></dt>
<dd><p>Получает вендора устройства по MAC-адресу.</p>
<p>Использует кэширование для повышения производительности.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>mac (str): MAC-адрес устройства.</p>
</dd>
<dt>Returns:</dt><dd><p>str: Название вендора или “Неизвестный” в случае ошибки.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.DeviceInfoCollector.scan_nbtscan">
<span class="sig-name descname"><span class="pre">scan_nbtscan</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">subnet</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">None</span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#DeviceInfoCollector.scan_nbtscan"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.DeviceInfoCollector.scan_nbtscan" title="Link to this definition"></a></dt>
<dd><p>Сканирует подсеть с помощью nbtscan для получения хостнеймов.</p>
<p>Сохраняет результаты в кэш и логирует процесс.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>subnet (str): Подсеть в формате CIDR.</p>
</dd>
</dl>
</dd></dl>
</dd></dl>
<dl class="py class">
<dt class="sig sig-object py" id="services.subnet_service.DeviceStorage">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">services.subnet_service.</span></span><span class="sig-name descname"><span class="pre">DeviceStorage</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">base_path</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">'storage/subnets'</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">translations</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">Translations</span></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">None</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../_modules/services/subnet_service.html#DeviceStorage"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.DeviceStorage" title="Link to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
<p>Класс для хранения и управления данными об устройствах.</p>
<dl>
<dt>Формат файла подсети:</dt><dd><p>JSON‑структура вида
{</p>
<blockquote>
<div><p>“devices”: [Device, …]</p>
</div></blockquote>
<p>}</p>
</dd>
<dt>Политика очистки:</dt><dd><ul class="simple">
<li><p>Метод <cite>_clean_old_devices</cite> удаляет оффлайн‑устройства, не наблюдавшиеся
более 7 дней, чтобы поддерживать актуальность списка.</p></li>
</ul>
</dd>
</dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.DeviceStorage.get_subnet_file">
<span class="sig-name descname"><span class="pre">get_subnet_file</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">subnet</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">Path</span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#DeviceStorage.get_subnet_file"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.DeviceStorage.get_subnet_file" title="Link to this definition"></a></dt>
<dd><p>Возвращает путь к файлу для конкретной подсети.</p>
<p>Заменяет символы ‘/’ на ‘_’ для корректного имени файла.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>subnet (str): Подсеть в формате CIDR.</p>
</dd>
<dt>Returns:</dt><dd><p>Path: Путь к файлу.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.DeviceStorage.load_devices">
<span class="sig-name descname"><span class="pre">load_devices</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">subnet</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">Dict</span><span class="p"><span class="pre">[</span></span><span class="pre">str</span><span class="p"><span class="pre">,</span></span><span class="w"> </span><a class="reference internal" href="../models/subnet.html#models.subnet.Device" title="models.subnet.Device"><span class="pre">Device</span></a><span class="p"><span class="pre">]</span></span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#DeviceStorage.load_devices"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.DeviceStorage.load_devices" title="Link to this definition"></a></dt>
<dd><p>Загружает устройства для указанной подсети.</p>
<p>Читает данные из JSON-файла и фильтрует устаревшие устройства.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>subnet (str): Подсеть в формате CIDR.</p>
</dd>
<dt>Returns:</dt><dd><p>Dict[str, Device]: Словарь устройств с MAC как ключом.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.DeviceStorage.save_devices">
<span class="sig-name descname"><span class="pre">save_devices</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">subnet</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">devices</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">List</span><span class="p"><span class="pre">[</span></span><a class="reference internal" href="../models/subnet.html#models.subnet.Device" title="models.subnet.Device"><span class="pre">Device</span></a><span class="p"><span class="pre">]</span></span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">None</span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#DeviceStorage.save_devices"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.DeviceStorage.save_devices" title="Link to this definition"></a></dt>
<dd><p>Сохраняет устройства для указанной подсети.</p>
<p>Записывает данные в JSON-файл.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>subnet (str): Подсеть в формате CIDR.
devices (List[Device]): Список устройств для сохранения.</p>
</dd>
<dt>Raises:</dt><dd><p>Exception: Если произошла ошибка при сохранении.</p>
</dd>
</dl>
</dd></dl>
</dd></dl>
<dl class="py class">
<dt class="sig sig-object py" id="services.subnet_service.NetworkScanner">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">services.subnet_service.</span></span><span class="sig-name descname"><span class="pre">NetworkScanner</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">interface</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">translations</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">Translations</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../_modules/services/subnet_service.html#NetworkScanner"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.NetworkScanner" title="Link to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
<p>Класс для сканирования подсети с использованием ARP-запросов.</p>
<dl class="simple">
<dt>Назначение:</dt><dd><p>Обнаруживает активные устройства в локальной сети, отправляя широковещательные
ARP‑запросы по указанной подсети и собирая ответы (IP, MAC).</p>
</dd>
<dt>Детали реализации:</dt><dd><ul class="simple">
<li><p>Использует <cite>scapy</cite> (<cite>Ether</cite> + <cite>ARP</cite>) для генерации пакетов и <cite>srp</cite> для
отправки/получения на канальном уровне от имени заданного интерфейса.</p></li>
<li><p>Таймаут ожидания ответа короткий (2 секунды), ориентирован на интерактивные
сценарии UI.</p></li>
</ul>
</dd>
<dt>Ограничения и замечания:</dt><dd><ul class="simple">
<li><p>Требуются права для отправки низкоуровневых пакетов (capabilities/root).</p></li>
<li><p>В сетях с фильтрацией широковещания количество обнаруженных устройств
может быть ограничено.</p></li>
</ul>
</dd>
</dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.NetworkScanner.scan">
<span class="sig-name descname"><span class="pre">scan</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">subnet</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">List</span><span class="p"><span class="pre">[</span></span><span class="pre">Tuple</span><span class="p"><span class="pre">[</span></span><span class="pre">str</span><span class="p"><span class="pre">,</span></span><span class="w"> </span><span class="pre">str</span><span class="p"><span class="pre">]</span></span><span class="p"><span class="pre">]</span></span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#NetworkScanner.scan"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.NetworkScanner.scan" title="Link to this definition"></a></dt>
<dd><p>Сканирует подсеть с использованием ARP-запросов.</p>
<p>Отправляет ARP-пакеты для обнаружения активных устройств и возвращает
список кортежей (IP, MAC).</p>
<dl class="simple">
<dt>Args:</dt><dd><p>subnet (str): Подсеть в формате CIDR (например, “10.1.1.0/24”).</p>
</dd>
<dt>Returns:</dt><dd><p>List[Tuple[str, str]]: Список кортежей (IP-адрес, MAC-адрес) обнаруженных устройств.</p>
</dd>
<dt>Raises:</dt><dd><p>Exception: Если произошла ошибка сканирования.</p>
</dd>
</dl>
</dd></dl>
</dd></dl>
<dl class="py class">
<dt class="sig sig-object py" id="services.subnet_service.PortScanner">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">services.subnet_service.</span></span><span class="sig-name descname"><span class="pre">PortScanner</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">interface</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">translations</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">Translations</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../_modules/services/subnet_service.html#PortScanner"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.PortScanner" title="Link to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
<p>Класс для сканирования открытых портов на устройствах.</p>
<dl class="simple">
<dt>Назначение:</dt><dd><p>Плейсхолдер для будущего функционала активного сканирования TCP/UDP‑портов
у обнаруженных узлов. В текущей версии возвращает пустой список.</p>
</dd>
<dt>План развития:</dt><dd><ul class="simple">
<li><p>Добавить неблокирующее сканирование наиболее распространённых портов
(22, 80, 443 и т.д.) с ограничением по времени.</p></li>
<li><p>Настраиваемые профили глубины и скорости сканирования.</p></li>
</ul>
</dd>
</dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.PortScanner.scan">
<span class="sig-name descname"><span class="pre">scan</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">ip</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">List</span><span class="p"><span class="pre">[</span></span><span class="pre">str</span><span class="p"><span class="pre">]</span></span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#PortScanner.scan"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.PortScanner.scan" title="Link to this definition"></a></dt>
<dd><p>Сканирует открытые порты на указанном IP-адресе.</p>
<p>Пока возвращает пустой список, так как функциональность не реализована.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>ip (str): IP-адрес устройства для сканирования.</p>
</dd>
<dt>Returns:</dt><dd><p>List[str]: Список открытых портов (пока пустой).</p>
</dd>
</dl>
</dd></dl>
</dd></dl>
<dl class="py class">
<dt class="sig sig-object py" id="services.subnet_service.SubnetService">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">services.subnet_service.</span></span><span class="sig-name descname"><span class="pre">SubnetService</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">translations</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">Translations</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../_modules/services/subnet_service.html#SubnetService"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.SubnetService" title="Link to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
<p>Сервис для сканирования подсетей и управления устройствами.</p>
<dl class="simple">
<dt>Роль сервиса:</dt><dd><p>Объединяет сетевое сканирование (ARP), сбор дополнительной информации
(вендор, хостнейм), слияние с кэшем предыдущих результатов и персистентное
хранение данных по подсетям. Предоставляет вспомогательные операции для
локального узла и работы с заметками устройств.</p>
</dd>
<dt>Поток выполнения скана (<cite>scan_subnet</cite>):</dt><dd><ol class="arabic simple">
<li><p>Определение подсети (вручную или авто по интерфейсу).</p></li>
<li><p>Загрузка ранее сохранённых устройств подсети.</p></li>
<li><p>Добавление локального устройства (если принадлежит подсети).</p></li>
<li><p>ARP‑сканирование и параллельная обработка узлов (обогащение данных).</p></li>
<li><p>Маркировка оффлайн‑узлов из кэша, не встреченных в текущем скане.</p></li>
<li><p>Сортировка по IP и сохранение объединённого списка в JSON.</p></li>
</ol>
</dd>
</dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.SubnetService.add_note">
<span class="sig-name descname"><span class="pre">add_note</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">mac</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">note</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">translations</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">Translations</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">Tuple</span><span class="p"><span class="pre">[</span></span><span class="pre">bool</span><span class="p"><span class="pre">,</span></span><span class="w"> </span><span class="pre">Tuple</span><span class="p"><span class="pre">[</span></span><span class="pre">str</span><span class="p"><span class="pre">,</span></span><span class="w"> </span><span class="pre">Dict</span><span class="p"><span class="pre">]</span></span><span class="w"> </span><span class="p"><span class="pre">|</span></span><span class="w"> </span><span class="pre">None</span><span class="p"><span class="pre">]</span></span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#SubnetService.add_note"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.SubnetService.add_note" title="Link to this definition"></a></dt>
<dd><p>Добавляет заметку для устройства по MAC-адресу.</p>
<p>Привязывает заметку к устройству, если оно существует.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>mac (str): MAC-адрес устройства.
note (str): Текст заметки.
translations (Translations): Объект переводов для текущего языка.</p>
</dd>
<dt>Returns:</dt><dd><dl class="simple">
<dt>Tuple[bool, Optional[Tuple[str, Dict]]]: Кортеж (успех, результат),</dt><dd><p>где результат содержит код ошибки/успеха и данные.</p>
</dd>
</dl>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.SubnetService.delete_note">
<span class="sig-name descname"><span class="pre">delete_note</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">mac</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">translations</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">Translations</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">Tuple</span><span class="p"><span class="pre">[</span></span><span class="pre">bool</span><span class="p"><span class="pre">,</span></span><span class="w"> </span><span class="pre">Tuple</span><span class="p"><span class="pre">[</span></span><span class="pre">str</span><span class="p"><span class="pre">,</span></span><span class="w"> </span><span class="pre">Dict</span><span class="p"><span class="pre">]</span></span><span class="w"> </span><span class="p"><span class="pre">|</span></span><span class="w"> </span><span class="pre">None</span><span class="p"><span class="pre">]</span></span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#SubnetService.delete_note"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.SubnetService.delete_note" title="Link to this definition"></a></dt>
<dd><p>Удаляет заметку для устройства по MAC-адресу.</p>
<p>Удаляет привязанную заметку, если она существует.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>mac (str): MAC-адрес устройства.
translations (Translations): Объект переводов для текущего языка.</p>
</dd>
<dt>Returns:</dt><dd><dl class="simple">
<dt>Tuple[bool, Optional[Tuple[str, Dict]]]: Кортеж (успех, результат),</dt><dd><p>где результат содержит код ошибки/успеха и данные.</p>
</dd>
</dl>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.SubnetService.scan_subnet">
<span class="sig-name descname"><span class="pre">scan_subnet</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">subnet</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span><span class="w"> </span><span class="p"><span class="pre">|</span></span><span class="w"> </span><span class="pre">None</span></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">None</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><a class="reference internal" href="../models/subnet.html#models.subnet.SubnetScanResult" title="models.subnet.SubnetScanResult"><span class="pre">SubnetScanResult</span></a></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#SubnetService.scan_subnet"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.SubnetService.scan_subnet" title="Link to this definition"></a></dt>
<dd><p>Сканирует указанную подсеть и возвращает результаты.</p>
<p>Выполняет ARP-сканирование, собирает информацию о устройствах и сохраняет данные.</p>
<dl class="simple">
<dt>Args:</dt><dd><dl class="simple">
<dt>subnet (Optional[str]): Подсеть в формате CIDR (например, “10.1.1.0/24”).</dt><dd><p>Если None или пустая строка, определяется автоматически.</p>
</dd>
</dl>
</dd>
<dt>Returns:</dt><dd><dl class="simple">
<dt>SubnetScanResult: Объект с результатами сканирования, содержащий список</dt><dd><p>устройств или сообщение об ошибке.</p>
</dd>
</dl>
</dd>
<dt>Raises:</dt><dd><p>Exception: Если произошла ошибка сканирования.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="services.subnet_service.SubnetService.update_note">
<span class="sig-name descname"><span class="pre">update_note</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">mac</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">note</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">str</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">translations</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">Translations</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">&#x2192;</span> <span class="sig-return-typehint"><span class="pre">Tuple</span><span class="p"><span class="pre">[</span></span><span class="pre">bool</span><span class="p"><span class="pre">,</span></span><span class="w"> </span><span class="pre">Tuple</span><span class="p"><span class="pre">[</span></span><span class="pre">str</span><span class="p"><span class="pre">,</span></span><span class="w"> </span><span class="pre">Dict</span><span class="p"><span class="pre">]</span></span><span class="w"> </span><span class="p"><span class="pre">|</span></span><span class="w"> </span><span class="pre">None</span><span class="p"><span class="pre">]</span></span></span></span><a class="reference internal" href="../../_modules/services/subnet_service.html#SubnetService.update_note"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.SubnetService.update_note" title="Link to this definition"></a></dt>
<dd><p>Обновляет заметку для устройства по MAC-адресу.</p>
<p>Изменяет существующую заметку, если она есть.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>mac (str): MAC-адрес устройства.
note (str): Новый текст заметки.
translations (Translations): Объект переводов для текущего языка.</p>
</dd>
<dt>Returns:</dt><dd><dl class="simple">
<dt>Tuple[bool, Optional[Tuple[str, Dict]]]: Кортеж (успех, результат),</dt><dd><p>где результат содержит код ошибки/успеха и данные.</p>
</dd>
</dl>
</dd>
</dl>
</dd></dl>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="services.subnet_service.get_subnet_service">
<span class="sig-prename descclassname"><span class="pre">services.subnet_service.</span></span><span class="sig-name descname"><span class="pre">get_subnet_service</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">translations</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">Translations</span></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">Depends(translations_dependency)</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="../../_modules/services/subnet_service.html#get_subnet_service"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#services.subnet_service.get_subnet_service" title="Link to this definition"></a></dt>
<dd><p>Фабричная функция для создания экземпляра SubnetService.</p>
<p>Использует зависимости FastAPI для получения объекта переводов и возвращает
экземпляр SubnetService с текущей локализацией.</p>
<dl class="simple">
<dt>Args:</dt><dd><p>translations (Translations): Объект переводов для текущего языка.</p>
</dd>
<dt>Returns:</dt><dd><p>SubnetService: Экземпляр сервиса для работы с подсетями.</p>
</dd>
</dl>
</dd></dl>
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<ul>
<li><a class="reference internal" href="#">Subnet Service</a><ul>
<li><a class="reference internal" href="#services.subnet_service.DeviceInfoCollector"><code class="docutils literal notranslate"><span class="pre">DeviceInfoCollector</span></code></a><ul>
<li><a class="reference internal" href="#services.subnet_service.DeviceInfoCollector.get_hostname"><code class="docutils literal notranslate"><span class="pre">DeviceInfoCollector.get_hostname()</span></code></a></li>
<li><a class="reference internal" href="#services.subnet_service.DeviceInfoCollector.get_vendor"><code class="docutils literal notranslate"><span class="pre">DeviceInfoCollector.get_vendor()</span></code></a></li>
<li><a class="reference internal" href="#services.subnet_service.DeviceInfoCollector.scan_nbtscan"><code class="docutils literal notranslate"><span class="pre">DeviceInfoCollector.scan_nbtscan()</span></code></a></li>
</ul>
</li>
<li><a class="reference internal" href="#services.subnet_service.DeviceStorage"><code class="docutils literal notranslate"><span class="pre">DeviceStorage</span></code></a><ul>
<li><a class="reference internal" href="#services.subnet_service.DeviceStorage.get_subnet_file"><code class="docutils literal notranslate"><span class="pre">DeviceStorage.get_subnet_file()</span></code></a></li>
<li><a class="reference internal" href="#services.subnet_service.DeviceStorage.load_devices"><code class="docutils literal notranslate"><span class="pre">DeviceStorage.load_devices()</span></code></a></li>
<li><a class="reference internal" href="#services.subnet_service.DeviceStorage.save_devices"><code class="docutils literal notranslate"><span class="pre">DeviceStorage.save_devices()</span></code></a></li>
</ul>
</li>
<li><a class="reference internal" href="#services.subnet_service.NetworkScanner"><code class="docutils literal notranslate"><span class="pre">NetworkScanner</span></code></a><ul>
<li><a class="reference internal" href="#services.subnet_service.NetworkScanner.scan"><code class="docutils literal notranslate"><span class="pre">NetworkScanner.scan()</span></code></a></li>
</ul>
</li>
<li><a class="reference internal" href="#services.subnet_service.PortScanner"><code class="docutils literal notranslate"><span class="pre">PortScanner</span></code></a><ul>
<li><a class="reference internal" href="#services.subnet_service.PortScanner.scan"><code class="docutils literal notranslate"><span class="pre">PortScanner.scan()</span></code></a></li>
</ul>
</li>
<li><a class="reference internal" href="#services.subnet_service.SubnetService"><code class="docutils literal notranslate"><span class="pre">SubnetService</span></code></a><ul>
<li><a class="reference internal" href="#services.subnet_service.SubnetService.add_note"><code class="docutils literal notranslate"><span class="pre">SubnetService.add_note()</span></code></a></li>
<li><a class="reference internal" href="#services.subnet_service.SubnetService.delete_note"><code class="docutils literal notranslate"><span class="pre">SubnetService.delete_note()</span></code></a></li>
<li><a class="reference internal" href="#services.subnet_service.SubnetService.scan_subnet"><code class="docutils literal notranslate"><span class="pre">SubnetService.scan_subnet()</span></code></a></li>
<li><a class="reference internal" href="#services.subnet_service.SubnetService.update_note"><code class="docutils literal notranslate"><span class="pre">SubnetService.update_note()</span></code></a></li>
</ul>
</li>
<li><a class="reference internal" href="#services.subnet_service.get_subnet_service"><code class="docutils literal notranslate"><span class="pre">get_subnet_service()</span></code></a></li>
</ul>
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