{"id":55313,"date":"2020-01-17T00:00:00","date_gmt":"2020-01-16T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/pervyj-stabilnyj-vypusk-fedora-coreos"},"modified":"2020-02-18T14:03:25","modified_gmt":"2020-02-18T11:03:25","slug":"pervyj-stabilnyj-vypusk-fedora-coreos","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/pervyj-stabilnyj-vypusk-fedora-coreos","title":{"rendered":"Prvn\u00ed stabiln\u00ed vyd\u00e1n\u00ed Fedora CoreOS","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>V\u00fdvoj\u00e1\u0159i projektu Fedora <noindex><a rel=\"nofollow\" href=\"https:\/\/fedoramagazine.org\/fedora-coreos-out-of-preview\/\">ozn\u00e1mili<\/a><\/noindex> o stabilizaci distribuce  <noindex><a rel=\"nofollow\" href=\"https:\/\/getfedora.org\/coreos\/\">Fedora CoreOS<\/a><\/noindex> a jej\u00ed p\u0159ipravenosti pro \u0161irok\u00e9 pou\u017eit\u00ed. Fedora CoreOS se propaguje jako jednotn\u00e9 \u0159e\u0161en\u00ed pro provoz prost\u0159ed\u00ed zalo\u017een\u00fdch na izolovan\u00fdch kontejnerech, kter\u00e9 p\u0159i\u0161lo na m\u00edsto produkt\u016f Fedora Atomic Host a CoreOS Container Linux. Podpora distribuce CoreOS Container Linux bude ukon\u010dena za 6 m\u011bs\u00edc\u016f a ukon\u010den\u00ed podpory Fedora Atomic Host se o\u010dek\u00e1v\u00e1 na konci listopadu.<\/p>\n<p>Fedora CoreOS je zam\u011b\u0159en na poskytov\u00e1n\u00ed minim\u00e1ln\u00edho prost\u0159ed\u00ed, kter\u00e9 je atomicky aktualizov\u00e1no automaticky bez \u00fa\u010dasti administr\u00e1tora a jednotn\u00e9 pro hromadn\u00e9 nasazen\u00ed serverov\u00fdch syst\u00e9m\u016f ur\u010den\u00fdch v\u00fdhradn\u011b pro spou\u0161t\u011bn\u00ed kontejner\u016f. Distribuce poskytuje pouze minim\u00e1ln\u00ed sadu komponent, kter\u00e1 je dostate\u010dn\u00e1 pro provoz izolovan\u00fdch kontejner\u016f \u2014 j\u00e1dro Linux, syst\u00e9mov\u00fd mana\u017eer systemd a sadu slu\u017eeb pro p\u0159ipojen\u00ed p\u0159es SSH, spr\u00e1vu konfigurace a instalaci aktualizac\u00ed. <\/p>\n<p>Syst\u00e9mov\u00fd odd\u00edl je p\u0159ipojen v re\u017eimu pouze pro \u010dten\u00ed a nen\u00ed m\u011bn\u011bn b\u011bhem provozu. <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/coreos\/fcct\/blob\/master\/docs\/configuration-v1_0.md\">Konfigurace<\/a><\/noindex> p\u0159ed\u00e1v\u00e1 se b\u011bhem bootov\u00e1n\u00ed pomoc\u00ed n\u00e1stroje <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/coreos\/ignition\">Ignition<\/a><\/noindex> (alternativa Cloud-Init). Jakmile je syst\u00e9m spu\u0161t\u011bn, zm\u011bna konfigurace a vypln\u011bn\u00ed adres\u00e1\u0159e \/etc nen\u00ed mo\u017en\u00e1, je povoleno pouze zm\u011bnit profil nastaven\u00ed a pou\u017e\u00edt ho k nahrazen\u00ed prost\u0159ed\u00ed. V obecn\u00e9 rovin\u011b pr\u00e1ce se syst\u00e9mem p\u0159ipom\u00edn\u00e1 pr\u00e1ci s image kontejner\u016f, kter\u00e9 nejsou aktualizov\u00e1ny na m\u00edst\u011b, ale p\u0159estavuj\u00ed se od nuly a spou\u0161t\u00ed se znovu.<\/p>\n<p>Syst\u00e9mov\u00fd obraz nen\u00ed d\u011bliteln\u00fd a formuje se pomoc\u00ed technologie OSTree (jednotliv\u00e9 bal\u00ed\u010dky nelze nainstalovat v takov\u00e9m prost\u0159ed\u00ed, lze pouze p\u0159estav\u011bt cel\u00fd syst\u00e9mov\u00fd obraz, roz\u0161\u00ed\u0159it ho nov\u00fdmi bal\u00ed\u010dky pomoc\u00ed n\u00e1stroje rpm-ostree). Syst\u00e9m aktualizac\u00ed je zalo\u017een na pou\u017eit\u00ed dvou syst\u00e9mov\u00fdch odd\u00edl\u016f, z nich\u017e jeden je aktivn\u00ed a druh\u00fd se pou\u017e\u00edv\u00e1 pro kop\u00edrov\u00e1n\u00ed aktualizac\u00ed; po instalaci aktualizace se odd\u00edly m\u011bn\u00ed rol\u00ed. <\/p>\n<p>Z distribuce CoreOS Container Linux, kter\u00e1 <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47992\">p\u0159e\u0161el<\/a><\/noindex> P\u0159echodem pod Red Hat po koupi spole\u010dnosti CoreOS, projekt Fedora CoreOS p\u0159evzal n\u00e1stroje pro konfiguraci v po\u010d\u00e1te\u010dn\u00edm nab\u00edjen\u00ed (Ignition), mechanismus atomov\u00fdch aktualizac\u00ed a obecnou filozofii produktu. Z Atomic Host byly p\u0159eneseny technologie pro pr\u00e1ci s bal\u00ed\u010dky, podpora specifikac\u00ed OCI (Open Container Initiative) a dal\u0161\u00ed mechanismy izolace kontejner\u016f zalo\u017een\u00e9 na SELinux. V budoucnu se pl\u00e1nuje zaji\u0161t\u011bn\u00ed integrace s Kubernetes pro orchestrace kontejner\u016f nad Fedora CoreOS (v\u010detn\u011b zalo\u017een\u00e9ho na <noindex><a rel=\"nofollow\" href=\"https:\/\/www.okd.io\/\">OKD<\/a><\/noindex>). <\/p>\n<p>J\u00e1dro prvn\u00edho stabiln\u00edho vyd\u00e1n\u00ed Fedora CoreOS je postaveno na repozit\u00e1\u0159\u00edch <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51771\">Fedora 31<\/a><\/noindex> s pou\u017eit\u00edm bal\u00ed\u010dku rpm-ostree.<br \/>\nObsahuje j\u00e1dro Linux 5.4, syst\u00e9mov\u00fd spr\u00e1vce systemd 243, n\u00e1stroj Ignition 2.1. Pro runtime kontejner\u016f je zaji\u0161t\u011bna podpora Moby 18.09 (Docker) a podman 1.7. Pro zaji\u0161t\u011bn\u00ed kompatibility je ve v\u00fdchoz\u00edm nastaven\u00ed aktivov\u00e1na podpora cgroups v1, ale voliteln\u011b m\u016f\u017ee b\u00fdt aktivov\u00e1n i cgroups v2. Je realizov\u00e1na mo\u017enost <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.fedoraproject.org\/en-US\/fedora-coreos\/getting-started\/\">instalace<\/a><\/noindex> na r\u016fzn\u00fdch platform\u00e1ch, v\u010detn\u011b b\u011b\u017en\u00fdch server\u016f, QEMU, OpenStack, VMware, AWS, Alibaba, Azure a GCP. Poskytovan\u00fd iso obraz m\u016f\u017ee fungovat v live re\u017eimu s na\u010dten\u00edm do RAM. Podporuje se na\u010d\u00edt\u00e1n\u00ed p\u0159es s\u00ed\u0165 pomoc\u00ed PXE (netboot).<\/p>\n<p>Nab\u00edz\u00ed se t\u0159i nez\u00e1visl\u00e9 v\u011btve Fedora CoreOS, pro kter\u00e9 se vytv\u00e1\u0159ej\u00ed aktualizace zam\u011b\u0159en\u00e9 na odstran\u011bn\u00ed zranitelnost\u00ed a z\u00e1va\u017en\u00fdch chyb: <\/p>\n<ul>\n<li class=\"l\"> testing s snapshoty na z\u00e1klad\u011b aktu\u00e1ln\u00ed verze Fedory s aktualizacemi;\n<li class=\"l\"> stable \u2014 stabilizovan\u00e1 v\u011btev, vytv\u00e1\u0159en\u00e1 po dvou t\u00fddnech testov\u00e1n\u00ed v\u011btve testing;\n<li class=\"l\"> next \u2014 sn\u00edmek aktu\u00e1ln\u011b vyv\u00edjen\u00e9 budouc\u00ed verze (zat\u00edm pouze v pl\u00e1nech).\n<\/ul>\n<\/p>\n<p>Mezi pl\u00e1ny do budoucna se zmi\u0148uje <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.redhat.com\/show_bug.cgi?id=1728378\">za\u010dlen\u011bn\u00ed<\/a><\/noindex>  v Fedora CoreOS odes\u00edl\u00e1n\u00ed telemetrie pomoc\u00ed slu\u017eby  <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/coreos\/fedora-coreos-pinger\">fedora-coreos-pinger<\/a><\/noindex>, kter\u00e1 periodicky shroma\u017e\u010fuje a odes\u00edl\u00e1 na servery projektu Fedora nezp\u016fsobuj\u00edc\u00ed identifikaci informace o syst\u00e9mu, jako je \u010d\u00edslo verze OS, cloudov\u00e1 platforma a typ instalace. Mezi p\u0159en\u00e1\u0161en\u00fdmi daty nejsou informace, kter\u00e9 by mohly v\u00e9st k identifikaci. P\u0159i anal\u00fdze statistik se pou\u017e\u00edvaj\u00ed pouze agregovan\u00e9 \u00fadaje, kter\u00e9 umo\u017e\u0148uj\u00ed obecn\u011b posoudit charakter pou\u017eit\u00ed Fedora CoreOS. U\u017eivatel bude m\u00edt mo\u017enost zak\u00e1zat odes\u00edl\u00e1n\u00ed telemetrie nebo roz\u0161\u00ed\u0159it v\u00fdchoz\u00ed p\u0159en\u00e1\u0161en\u00e9 \u00fadaje.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52205\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Fedora \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0438 \u043e \u0441\u0442\u0430\u0431\u0438\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 Fedora CoreOS \u0438 \u0435\u0433\u043e \u0433\u043e\u0442\u043e\u0432\u043d\u043e\u0441\u0442\u0438 \u0434\u043b\u044f \u0448\u0438\u0440\u043e\u043a\u043e\u0433\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f. Fedora CoreOS \u043f\u0440\u043e\u0434\u0432\u0438\u0433\u0430\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u0435\u0434\u0438\u043d\u043e\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0439 \u043d\u0430 \u0431\u0430\u0437\u0435 \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u043e\u0432, \u043f\u0440\u0438\u0448\u0435\u0434\u0448\u0435\u0435 \u043d\u0430 \u0441\u043c\u0435\u043d\u0443 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u0430\u043c Fedora Atomic Host \u0438 CoreOS Container Linux. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 CoreOS Container Linux \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0430 \u0447\u0435\u0440\u0435\u0437 6 \u043c\u0435\u0441\u044f\u0446\u0435\u0432, \u0430 \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0438\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 Fedora Atomic Host [&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-55313","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Fedora \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0438 \u043e \u0441\u0442\u0430\u0431\u0438\u043b\u0438\u0437\u0430\u0446\u0438\u0438 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