{"id":104418,"date":"2022-06-15T21:37:34","date_gmt":"2022-06-15T19:37:34","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-monolitnyj-distributiv-ubuntu-core-22"},"modified":"2022-06-15T21:37:34","modified_gmt":"2022-06-15T19:37:34","slug":"dostupen-monolitnyj-distributiv-ubuntu-core-22","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/dostupen-monolitnyj-distributiv-ubuntu-core-22","title":{"rendered":"Saadaval on monoliitne Ubuntu Core 22 jaotustootes.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Canonical avaldas Ubuntu Core 22 v\u00e4ljaande, Ubuntu kompaktse versiooni, mis on kohandatud kasutamiseks asjade interneti (IoT) seadmetes, konteinerites, tarbija- ja t\u00f6\u00f6stusseadmetes. Ubuntu Core tarnitakse jagamatuna monoliitse p\u00f5hisisena, milles ei kasutata eraldi deb-pakette. Ubuntu Core 22 pildid, mille koostis on s\u00fcnkroniseeritud Ubuntu 22.04 paketibaasiga, on ette valmistatud x86_64, ARMv7 ja ARMv8 s\u00fcsteemide jaoks. V\u00e4ljalaske hoidmise aeg on 10 aastat.      <\/p>\n<p>Ubuntu Core on alus muude komponentide ja rakenduste k\u00e4itamiseks, mis on esitatud iseseisvate \u00fclekattena snap formaadis. Ubuntu Core komponendid, sealhulgas p\u00f5hisisu, Linuxi tuum ja s\u00fcsteemi \u00fclekatted, tarnitakse samuti snap formaadis ja hallatakse snapd t\u00f6\u00f6riistaga. Snappy tehnoloogia v\u00f5imaldab luua s\u00fcsteemi pildi kui tervikut, ilma eraldi pakettide jagamiseta.    <\/p>\n<p>Ubuntu Core'is kasutatakse individuaalsete deb-pakettide j\u00e4rkj\u00e4rgulise v\u00e4rskendamise asemel atomaarse v\u00e4rskendamise mehhanismi snap-pakettide ja p\u00f5hisisu jaoks, sarnaselt Atomic, ChromeOS, Endless, CoreOS ja Fedora Silverblue'iga. P\u00f5hikeskkonna ja snap-pakettide v\u00e4rskendamisel on v\u00f5imalik taastada olek varasemasse versiooni, kui ilmnevad probleemid p\u00e4rast v\u00e4rskendust. Praegu on SnapCraft kataloogis \u00fcle 4500 snap-paketi.    <\/p>\n<p>Iga s\u00fcsteemi komponenti kinnitatakse digitaalallkirjaga, et tagada turvalisus, hoides jaotust varjatud muudatustest v\u00f5i mittekontrollitud snap-paketidelt. Span formaadis tarnitud komponendid isoleeritakse AppArmor ja Seccomp abil, mis loob t\u00e4iendava kaitse Barj\u00e4\u00e4ri s\u00fcsteemi kukkumisel, kui \u00fcksikud rakendused on compromiteeritud. P\u00f5hisisu sisaldab ainult minimaalset vajalikku rakenduste komplekti, mis mitte ainult ei v\u00e4henda s\u00fcsteemi keskkonna suurust, vaid parandab ka turvalisust, v\u00e4hendades v\u00f5imalikke r\u00fcnnakute teid.    <\/p>\n<p>P\u00f5hifailis\u00fcsteem on monteeritud ainult lugemisre\u017eiimis. Andmete kr\u00fcpteerimise v\u00f5imalus kasutades TPM-i on saadaval. Uuendusi v\u00e4ljastatakse regulaarselt, need toimetatakse \u00fcle-lennult (over-the-air) ja s\u00fcnkroonitakse Ubuntu 22.04 koosseisuga. Kiiruselt uuendamiseks edastatakse need kompressitud kujul ning sisaldavad vaid muudatusi, mis on tehtud eelmisest uuendusest (delta-uuendused). Uuenduste automaatne installimine lahendab s\u00fcsteemi turvalisuse s\u00e4ilitamise probleemid, kui seda kasutatakse sisseehitatud seadmetes.     <\/p>\n<p>T\u00e4nu p\u00f5hiss\u00fcsteemi loogilisele eraldamisele rakendustest hoolitsevad Ubuntu Core\u2019i koodibaasi ajakohasuse eest Ubuntu arendajad, samas kui t\u00e4iendavate rakenduste aktuaalsuse eest hoolitsevad rakenduste arendajad. Selline l\u00e4henemine v\u00f5imaldab v\u00e4hendada kulusid toodete hooldamiseks, mille tarkvarakeskkond p\u00f5hineb Ubuntu Core'il, kuna tootjatel ei ole vaja tegeleda s\u00fcsteemiuuenduste v\u00e4ljastamise ja toimetamisega, vaid nad saavad keskenduda ainult oma spetsiifilistele komponentidele.    <\/p>\n<p>Peamised uuendused:  <\/p>\n<ul>\n<li class=\"l\"> Pakkuda on valideeritud paketikomplektide (Validation sets) kontseptsioon, mis v\u00f5imaldab m\u00e4\u00e4rata snap-paketid ja nende versioonid, mida saab paigaldada ja v\u00e4rskendada ainult koos. Valideeritud komplekte saab rakendada, et kehtestada piiranguid, mis v\u00f5imaldavad installida ainult m\u00e4\u00e4ratud snap-pakette, levitada oma t\u00e4iendavalt testitud ja valideeritud pakette v\u00f5i lihtsustada s\u00f5ltuvuste haldamist.\n<li class=\"l\"> Lisatud t\u00f6\u00f6riistad Ubuntu Core 20 keskkonna uuendamiseks versioonini 22 ilma uuesti installimata.\n<li class=\"l\"> Rakendatud on v\u00f5imalus l\u00e4htestada konfiguratsioon algsesse olekusse (factory reset).\n<li class=\"l\"> Pakutakse tosupporti kvotigruppidele CPU ja m\u00e4lu ressursside piiramiseksi teatud snap-teenuste gruppide osas.\n<li class=\"l\"> Lisatud on MicroK8s t\u00f6\u00f6riistade tugi, mis pakub lihtsustatud versiooni Kubernetes'i konteinerite koordineerimise platvormist.\n<li class=\"l\"> Pakutud on Linuxi tuuma variant, mis sisaldab PREEMPT_RT plaane ja on suunatud reaalajas s\u00fcsteemide rakendamiseks.\n<li class=\"l\"> Lisatud on MAAS (Metal-as-a-Service) t\u00f6\u00f6riistade tugi, et v\u00f5imaldada konfiguratsioonide kiiret juurutamist paljudes s\u00fcsteemides.  <\/li>\n<li class=\"l\"> Lisatud on cloud-init tugi s\u00fcsteemi seadistamiseks k\u00e4ivitamise ajal.        <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57362\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Canonical \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 Ubuntu Core 22, \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u0433\u043e \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0430 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 Ubuntu, \u0430\u0434\u0430\u043f\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043d\u0430 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445 \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0430 \u0432\u0435\u0449\u0435\u0439 (IoT), \u0432 \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u0430\u0445, \u043f\u043e\u0442\u0440\u0435\u0431\u0438\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u043c \u0438 \u043f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u043e\u043c \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u0438. Ubuntu Core \u043f\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0432 \u0444\u043e\u0440\u043c\u0435 \u043d\u0435\u0434\u0435\u043b\u0438\u043c\u043e\u0433\u043e \u043c\u043e\u043d\u043e\u043b\u0438\u0442\u043d\u043e\u0433\u043e \u043e\u0431\u0440\u0430\u0437\u0430 \u0431\u0430\u0437\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u043d\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0431\u0438\u0432\u043a\u0430 \u043d\u0430 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0435 deb-\u043f\u0430\u043a\u0435\u0442\u044b. \u041e\u0431\u0440\u0430\u0437\u044b Ubuntu Core 22, \u0441\u043e\u0441\u0442\u0430\u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d \u0441 \u043f\u0430\u043a\u0435\u0442\u043d\u043e\u0439 \u0431\u0430\u0437\u043e\u0439 Ubuntu 22.04, [&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-104418","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=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Canonical \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 Ubuntu Core 22, \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u0433\u043e \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0430 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 Ubuntu, \u0430\u0434\u0430\u043f\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f 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