{"id":107163,"date":"2023-03-09T12:48:37","date_gmt":"2023-03-09T10:48:37","guid":{"rendered":"https:\/\/prohoster.info\/?p=107163"},"modified":"2023-03-11T11:43:27","modified_gmt":"2023-03-11T09:43:27","slug":"vypusk-samba-4-18-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-samba-4-18-0","title":{"rendered":"Lanzamiento de Samba 4.18.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Se ha presentado la versi\u00f3n Samba 4.18.0, que contin\u00faa el desarrollo de la rama Samba 4 con una implementaci\u00f3n completa del controlador de dominio y del servicio Active Directory, compatible con la implementaci\u00f3n de Windows 2008 y capaz de dar soporte a todas las versiones de clientes de Windows compatibles por Microsoft, incluyendo Windows 11. Samba 4 es un producto servidor multifuncional que tambi\u00e9n proporciona la implementaci\u00f3n de un servidor de archivos, servicio de impresi\u00f3n y servidor de identificaci\u00f3n (winbind).      <\/p>\n<p>Cambios clave en Samba 4.18:  <\/p>\n<ul>\n<li class=\"l\"> Se ha continuado el trabajo para eliminar regresiones en el rendimiento de servidores SMB sobrecargados, que surgieron como resultado de la adici\u00f3n de protecci\u00f3n contra vulnerabilidades que manipulan enlaces simb\u00f3licos. Adem\u00e1s del trabajo realizado en la versi\u00f3n anterior para reducir las llamadas al sistema durante la verificaci\u00f3n del nombre del directorio y cesar el uso de eventos de despertador al manejar operaciones en competencia, en la versi\u00f3n 4.18 se han reducido aproximadamente en tres veces los costos adicionales al manejar bloqueos para operaciones competidoras con rutas de archivos. Como resultado, el rendimiento de las operaciones de apertura y cierre de archivos se ha llevado al nivel de Samba 4.12.\n<li class=\"l\"> La utilidad samba-tool ha implementado una salida m\u00e1s concisa y precisa para los mensajes de error. En lugar de mostrar un rastro de llamadas con la posici\u00f3n en el c\u00f3digo donde ocurri\u00f3 el problema, lo que no siempre permit\u00eda comprender de inmediato la causa, la nueva versi\u00f3n limita la salida a una descripci\u00f3n del motivo del error (por ejemplo, nombre de usuario o contrase\u00f1a incorrectos, nombre de archivo de base de datos LDB incorrecto, falta de nombre en DNS, red no disponible, argumentos de l\u00ednea de comandos incorrectos, etc.). En caso de detectar un problema no reconocido, seguir\u00e1 mostr\u00e1ndose el rastro completo de la pila de Python, que tambi\u00e9n se puede obtener especificando la opci\u00f3n '-d3'. Esta informaci\u00f3n puede ser necesaria para investigar la causa del problema en la Web o para a\u00f1adirla a la notificaci\u00f3n de error enviada.\n<li class=\"l\"> En todos los comandos de samba-tool se ha proporcionado soporte para la opci\u00f3n \u2018--color=yes|no|auto\u2019 para controlar la coloraci\u00f3n de la salida. En el modo \u2018--color=auto\u2019, el resaltado en color se utiliza solo cuando se imprime en la terminal. En lugar de \u2018yes\u2019, se permiten los valores \u2018always\u2019 y \u2018force\u2019; en lugar de \u2018no\u2019, \u2018never\u2019 y \u2018none\u2019; y en lugar de \u2018auto\u2019, \u2018tty\u2019 y \u2018if-tty\u2019.\n<li class=\"l\"> Se ha a\u00f1adido soporte para la variable de entorno NO_COLOR para desactivar el resaltado de la salida en situaciones donde se utilizan c\u00f3digos de color ANSI o est\u00e1 activo el modo \u2018--color=auto\u2019.\n<li class=\"l\"> Se ha a\u00f1adido un nuevo comando \u2018dsacl delete\u2019 en samba-tool para eliminar entradas en las listas de control de acceso (ACE, Access Control Entry).\n<li class=\"l\"> Se ha agregado a la orden wbinfo la opci\u00f3n \u2018--change-secret-at=\u2019 para especificar el controlador. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/domain\/\"   title=\"dominio\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4126\">dominio<\/a> para el cual se debe realizar la operaci\u00f3n de cambio de contrase\u00f1a.\n<li class=\"l\"> Se ha a\u00f1adido un nuevo par\u00e1metro \u2018acl_xattr:security_acl_name\u2019 en smb.conf para cambiar el nombre del atributo extendido (xattr) utilizado para almacenar el NT ACL. Por defecto, se adjunta a archivos y directorios el atributo security.NTACL, al cual se proh\u00edbe el acceso a los usuarios regulares. Al cambiar el nombre del atributo de almacenamiento del ACL, no se devolver\u00e1 a trav\u00e9s de SMB, pero estar\u00e1 disponible localmente para cualquier usuario, lo que requiere entender la posible repercusi\u00f3n negativa en la seguridad.\n<li class=\"l\"> Se ha a\u00f1adido soporte para la sincronizaci\u00f3n de hashes de contrase\u00f1as entre el dominio de Active Directory basado en Samba y la nube de Azure Active Directory (Office365).      <\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58764\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Samba 4.18.0, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u0432\u0448\u0438\u0439 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u0432\u0435\u0442\u043a\u0438 Samba 4 \u0441 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 \u0434\u043e\u043c\u0435\u043d\u0430 \u0438 \u0441\u0435\u0440\u0432\u0438\u0441\u0430 Active Directory, \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 Windows 2008 \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u043e\u0433\u043e \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0442\u044c \u0432\u0441\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0435 Microsoft \u0432\u0435\u0440\u0441\u0438\u0438 Windows-\u043a\u043b\u0438\u0435\u043d\u0442\u043e\u0432, \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 Windows 11. Samba 4 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043c\u043d\u043e\u0433\u043e\u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u043c \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u043c, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u043c \u0442\u0430\u043a\u0436\u0435 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430, \u0441\u0435\u0440\u0432\u0438\u0441\u0430 \u043f\u0435\u0447\u0430\u0442\u0438 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 (winbind). \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-107163","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Samba 4.18.0, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u0432\u0448\u0438\u0439 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u0432\u0435\u0442\u043a\u0438 Samba 4 \u0441 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 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