{"id":100944,"date":"2021-08-08T16:22:42","date_gmt":"2021-08-08T14:22:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-bottlerocket-1-2-distributiva-na-baze-izolirovannyh-kontejnerov"},"modified":"2021-08-08T16:22:42","modified_gmt":"2021-08-08T14:22:42","slug":"vypusk-bottlerocket-1-2-distributiva-na-baze-izolirovannyh-kontejnerov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-bottlerocket-1-2-distributiva-na-baze-izolirovannyh-kontejnerov","title":{"rendered":"Lanzamiento de Bottlerocket 1.2, una distribuci\u00f3n basada en contenedores aislados","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Est\u00e1 disponible el lanzamiento de la distribuci\u00f3n de Linux Bottlerocket 1.2.0, desarrollada en colaboraci\u00f3n con Amazon para un despliegue eficiente y seguro de contenedores aislados. Las herramientas y componentes de gesti\u00f3n de la distribuci\u00f3n est\u00e1n escritas en Rust y se distribuyen bajo licencias MIT y Apache 2.0. Bottlerocket es compatible con cl\u00fasteres de Amazon ECS, VMware y AWS EKS Kubernetes, as\u00ed como con la creaci\u00f3n de compilaciones y ediciones personalizadas que permiten el uso de diversas herramientas de orquestaci\u00f3n y runtime para contenedores.      <\/p>\n<p>La distribuci\u00f3n proporciona una imagen del sistema at\u00f3mica y actualizable autom\u00e1ticamente, que incluye el n\u00facleo de Linux y un entorno de sistema m\u00ednimo, conteniendo solo los componentes necesarios para ejecutar contenedores. En el entorno se utilizan el gestor de sistemas systemd, la biblioteca Glibc, la herramienta de construcci\u00f3n Buildroot, el cargador de arranque GRUB, el configurador de red wicked, el runtime para contenedores aislados containerd, la plataforma de orquestaci\u00f3n de contenedores Kubernetes, el autenticador aws-iam-authenticator y el agente de Amazon ECS.     <\/p>\n<p>Las herramientas para la orquestaci\u00f3n de contenedores se suministran en un contenedor de gesti\u00f3n separado, que est\u00e1 habilitado por defecto y se gestiona a trav\u00e9s de la API y AWS SSM Agent. La imagen base no incluye un int\u00e9rprete de comandos. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/server\/\"   title=\"servidor\" data-wpil-keyword-link=\"linked\">servidor<\/a> SSH y lenguajes interpretados (como Python o Perl) \u2014 las herramientas para el administrador y las herramientas de depuraci\u00f3n se han trasladado a un contenedor de servicio separado, que por defecto est\u00e1 deshabilitado.       <\/p>\n<p>La principal diferencia con distribuciones similares, como Fedora CoreOS, CentOS\/Red Hat Atomic Host, es la orientaci\u00f3n fundamental hacia la m\u00e1xima seguridad en el contexto de mejorar la protecci\u00f3n del sistema contra posibles amenazas, complicar la explotaci\u00f3n de vulnerabilidades en los componentes del SO y aumentar la aislamiento de los contenedores. Los contenedores se crean utilizando mecanismos del n\u00facleo de Linux \u2014 cgroups, espacios de nombres y seccomp. Para una mayor aislamiento, se aplica SELinux en modo 'enforcing'.    <\/p>\n<p>La partici\u00f3n ra\u00edz se monta en modo solo lectura, mientras que la partici\u00f3n de configuraci\u00f3n \/etc se monta en tmpfs y restaura su estado original tras un reinicio. No se admite la modificaci\u00f3n directa de archivos en el directorio \/etc, como \/etc\/resolv.conf y \/etc\/containerd\/config.toml; para guardar configuraciones de forma permanente, se debe utilizar la API o trasladar funcionalidades a contenedores separados. Para la verificaci\u00f3n criptogr\u00e1fica de la integridad de la partici\u00f3n ra\u00edz, se utiliza el m\u00f3dulo dm-verity, y en caso de detectar un intento de modificaci\u00f3n de datos a nivel de dispositivo de bloque, el sistema se reinicia.       <\/p>\n<p>La mayor\u00eda de los componentes del sistema est\u00e1n escritos en Rust, que proporciona medios para un manejo seguro de la memoria, evitando vulnerabilidades provocadas por accesos a \u00e1reas de memoria despu\u00e9s de su liberaci\u00f3n, desreferencias de punteros nulos y desbordamientos de b\u00fafer. Por defecto, se aplican los modos de compilaci\u00f3n '--enable-default-pie' y '--enable-default-ssp' para habilitar la aleatorizaci\u00f3n del espacio de direcciones de los archivos ejecutables (PIE) y la protecci\u00f3n contra desbordamientos de pila mediante sustituci\u00f3n de etiquetas canarias. Para paquetes escritos en C\/C++, se incluyen adicionalmente las banderas '-Wall', '-Werror=format-security', '-Wp,-D_FORTIFY_SOURCE=2', '-Wp,-D_GLIBCXX_ASSERTIONS' y '-fstack-clash-protection'.    <\/p>\n<p>En esta nueva versi\u00f3n:  <\/p>\n<ul>\n<li class=\"l\"> Se agreg\u00f3 soporte para espejos del registro de im\u00e1genes de contenedores.\n<li class=\"l\"> Se agreg\u00f3 la capacidad de usar certificados autofirmados.\n<li class=\"l\"> Se a\u00f1adi\u00f3 un par\u00e1metro para configurar el nombre del host.\n<li class=\"l\"> Se actualiz\u00f3 la versi\u00f3n del contenedor administrativo ofrecido por defecto.\n<li class=\"l\"> Se agregaron configuraciones topologyManagerPolicy y topologyManagerScope para kubelet.\n<li class=\"l\"> Se a\u00f1adi\u00f3 soporte para compresi\u00f3n del n\u00facleo utilizando el algoritmo zstd.\n<li class=\"l\"> Se proporciona la capacidad de carga en VMware <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/vps\/\"   title=\"m\u00e1quinas virtuales\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2068\">m\u00e1quinas virtuales<\/a> en formato OVA (Open Virtualization Format).\n<li class=\"l\"> Se ha actualizado la variante del distribuidor aws-k8s-1.21 con soporte para Kubernetes 1.21. Se ha dejado de dar soporte a aws-k8s-1.16.\n<li class=\"l\"> Se han actualizado las versiones de los paquetes y dependencias para el lenguaje Rust.    <\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55606\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a Linux-\u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 Bottlerocket 1.2.0, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u043f\u0440\u0438 \u0443\u0447\u0430\u0441\u0442\u0438\u0438 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Amazon \u0434\u043b\u044f \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u0438 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0433\u043e \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u043e\u0432. \u0418\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 \u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0435 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u044b \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u044b \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u044e\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u044f\u043c\u0438 MIT \u0438 Apache 2.0. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0437\u0430\u043f\u0443\u0441\u043a Bottlerocket \u0432 \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u0430\u0445 Amazon ECS, VMware \u0438 AWS EKS Kubernetes, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0445 \u0441\u0431\u043e\u0440\u043e\u043a \u0438 \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u0439, \u0434\u043e\u043f\u0443\u0441\u043a\u0430\u044e\u0449\u0438\u0445 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435 [&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-100944","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=\"\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a 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