{"id":104359,"date":"2022-06-12T09:36:41","date_gmt":"2022-06-12T07:36:41","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-bottlerocket-1-8-distributiv-na-baze-izolirovannyh-kontejnerov"},"modified":"2022-06-12T09:36:41","modified_gmt":"2022-06-12T07:36:41","slug":"dostupen-bottlerocket-1-8-distributiv-na-baze-izolirovannyh-kontejnerov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/dostupen-bottlerocket-1-8-distributiv-na-baze-izolirovannyh-kontejnerov","title":{"rendered":"Disponibile Bottlerocket 1.8, distribuzione basata su contenitori isolati","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Pubblicata la versione 1.8.0 della distribuzione Linux Bottlerocket, sviluppata in collaborazione con Amazon per un avvio efficace e sicuro di contenitori isolati. Gli strumenti e i componenti di gestione della distribuzione sono scritti in Rust e distribuiti con licenze MIT e Apache 2.0. \u00c8 supportato l'avvio di Bottlerocket in cluster Amazon ECS, VMware e AWS EKS Kubernetes, nonch\u00e9 la generazione di build e edizioni personalizzate che consentono l'uso di vari strumenti di orchestrazione e runtime per i contenitori.      <\/p>\n<p>La distribuzione fornisce un'immagine di sistema atomica e automaticamente aggiornabile, che include il kernel Linux e un ambiente di sistema minimo, comprensivo solo dei componenti necessari per l'esecuzione dei container. Nell'ambiente sono coinvolti il gestore di sistema systemd, la libreria Glibc, l'ambiente di build Buildroot, il bootloader GRUB, il configuratore di rete wicked, il runtime per container isolati containerd, la piattaforma di orchestrazione dei container Kubernetes, l'autenticatore aws-iam-authenticator e l'agente Amazon ECS.     <\/p>\n<p>Gli strumenti per l'orchestrazione dei container sono forniti in un container di gestione separato, attivato di default e gestito tramite API e AWS SSM Agent. Nell'immagine di base non \u00e8 presente una shell. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/server\/\"   title=\"server\" data-wpil-keyword-link=\"linked\">server<\/a> SSH e linguaggi interpretati (ad esempio, non ci sono Python o Perl) \u2014 strumenti per l'amministratore e strumenti di debug sono spostati in un contenitore di servizio separato, che \u00e8 disabilitato per impostazione predefinita.       <\/p>\n<p>La principale differenza rispetto a distribuzioni simili, come Fedora CoreOS e CentOS\/Red Hat Atomic Host, \u00e8 l'orientamento primario a fornire la massima sicurezza nel contesto del rafforzamento della protezione del sistema contro le potenziali minacce, complicando l'esploitazione delle vulnerabilit\u00e0 nei componenti del sistema operativo e aumentando l'isolamento dei contenitori. I contenitori vengono creati utilizzando i meccanismi standard del kernel Linux \u2014 cgroups, spazi dei nomi e seccomp. Per un'ulteriore isolamento, nel distribuitore viene utilizzato SELinux in modalit\u00e0 'enforcing'.    <\/p>\n<p>La partizione principale viene montata in modalit\u00e0 di sola lettura e la partizione con le impostazioni \/etc viene montata in tmpfs e ripristina lo stato originale dopo il riavvio. La modifica diretta dei file nella cartella \/etc, come \/etc\/resolv.conf e \/etc\/containerd\/config.toml, non \u00e8 supportata \u2014 per la conservazione permanente delle impostazioni \u00e8 necessario utilizzare l'API o estrarre la funzionalit\u00e0 in contenitori separati. Per la verifica crittografica dell'integrit\u00e0 della partizione principale viene utilizzato il modulo dm-verity, e in caso di rilevamento di tentativi di modifica dei dati a livello del dispositivo a blocchi, il sistema si riavvia.       <\/p>\n<p>La maggior parte dei componenti di sistema \u00e8 scritta in Rust, un linguaggio che offre strumenti per una gestione sicura della memoria, evitando vulnerabilit\u00e0 causate da accessi alla memoria dopo la sua liberazione, dereferenziazione di puntatori nulli e fuoriuscite dai limiti del buffer. Durante la compilazione predefinita, vengono applicate le modalit\u00e0 di compilazione &#171;&#8212;enable-default-pie&#187; e &#171;&#8212;enable-default-ssp&#187; per abilitare la randomizzazione dello spazio degli indirizzi dei file eseguibili (PIE) e la protezione contro il ripieno dello stack tramite la sostituzione di marcatori canarie. Per i pacchetti scritti in C\/C++, vengono inoltre abilitati i flag &#171;-Wall&#187;, &#171;-Werror=format-security&#187;, &#171;-Wp,-D_FORTIFY_SOURCE=2&#187;, &#171;-Wp,-D_GLIBCXX_ASSERTIONS&#187; e &#171;-fstack-clash-protection&#187;.    <\/p>\n<p>Nel nuovo rilascio:  <\/p>\n<ul>\n<li class=\"l\"> Aggiornato il contenuto dei contenitori di amministrazione e gestione.\n<li class=\"l\"> Il runtime per i contenitori isolati \u00e8 stato aggiornato alla versione containerd 1.6.x.\n<li class=\"l\"> Assicurato il riavvio dei processi in background che coordinano il funzionamento dei contenitori, dopo le modifiche nello storage dei certificati.\n<li class=\"l\"> Fornita la possibilit\u00e0 di impostare i parametri di avvio del kernel tramite la sezione Boot Configuration.\n<li class=\"l\"> Incluso l'ignorare i blocchi vuoti durante il controllo dell'integrit\u00e0 della partizione root utilizzando dm-verity.\n<li class=\"l\"> Fornita la possibilit\u00e0 di binding statico dei nomi host in \/etc\/hosts.\n<li class=\"l\"> Fornita la possibilit\u00e0 di generare configurazioni di rete tramite l'utilit\u00e0 netdog (aggiunta il comando generate-net-config).\n<li class=\"l\"> Offerti nuovi pacchetti della distribuzione con supporto per Kubernetes 1.23. Ridotto il tempo di avvio dei pod in Kubernetes disattivando la modalit\u00e0 configMapAndSecretChangeDetectionStrategy. Aggiunte nuove impostazioni per i kubelet: provider-id e podPidsLimit.\n<li class=\"l\"> \u00c8 stata proposta una nuova versione del pacchetto &#171;aws-ecs-1-nvidia&#187; per Amazon Elastic Container Service (Amazon ECS), fornita con driver NVIDIA.\n<li class=\"l\"> Aggiunto supporto per dispositivi di archiviazione Microchip Smart Storage e MegaRAID SAS. Espanso il supporto per le schede Ethernet basate su chip Broadcom.\n<li class=\"l\"> Aggiornate le versioni dei pacchetti e delle dipendenze per i linguaggi Go e Rust, cos\u00ec come le versioni dei pacchetti con software di terze parti. Bottlerocket SDK \u00e8 stato aggiornato alla versione 0.26.0.      <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57336\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a Linux-\u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 Bottlerocket 1.8.0, \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-104359","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a Linux-\u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 Bottlerocket 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