{"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":"Monoliitne Ubuntu Core 22 distributsioon on saadaval.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Canonical on v\u00e4lja andnud Ubuntu Core 22, kompaktse versiooni Ubuntu distributiivist, mis on kohandatud kasutamiseks asjade interneti (IoT), konteinerite, tarbija- ja t\u00f6\u00f6stusseadmetes. Ubuntu Core tarnitakse \u00fchtse monoliitse baass\u00fcsteemi kujul, milles ei kasutata eraldi deb-pakettide jagamist. Ubuntu Core 22 kujutised, mille koosseis on s\u00fcnkroniseeritud Ubuntu 22.04 pakitabeliga, on ette valmistatud x86_64, ARMv7 ja ARMv8 s\u00fcsteemidele. V\u00e4ljalaske toetusaeg on 10 aastat.      <\/p>\n<p>Ubuntu Core teenib aluseks t\u00e4iendavate komponentide ja rakenduste k\u00e4itamiseks, mis on vormindatud iseseisvate lisanditena snap-formaadis. Ubuntu Core komponendid, sealhulgas baass\u00fcsteem, Linuxi kernel ja s\u00fcsteemilised lisandid, tarnitakse samuti snap-formaadis ja hallatakse snapd t\u00f6\u00f6riistadega. Snappy tehnoloogia v\u00f5imaldab luua s\u00fcsteemi kujutise kui terviku, ilma eraldi pakettide jagamiseta.    <\/p>\n<p>Ubuntu Core'is kasutatakse j\u00e4rkj\u00e4rgulise v\u00e4rskendamise asemel eraldi deb-pakettide mehanismi atomaarsed uuendusteks snap-pakettide ja baass\u00fcsteemi, sarnaselt Atomic, ChromeOS, Endless, CoreOS ja Fedora Silverblue'iga. Baasringi ja snap-pakettide v\u00e4rskendamisel on v\u00f5imalik tagastada seisundi eelnevale versioonile, kui uuendamise j\u00e4rel ilmnevad probleemid. Praegu on SnapCraft kataloogis \u00fcle 4,5 tuhande snap-paketi.    <\/p>\n<p>Iga s\u00fcsteemi komponent verifitseeritakse digitaalse allkirjaga, et tagada distributiivi kaitse varjatud modifikatsioonide v\u00f5i kontrollimata snap-pakettide installimise eest. Span-formaadis tarnitud komponendid isoleeritakse AppArmori ja Seccompiga, luues t\u00e4iendava kaitse s\u00fcsteemi kaitsmiseks, kui \u00fcksikud rakendused on ohustatud. Baass\u00fcsteem sisaldab ainult minimaalset vajalike rakenduste komplekti, mis on mitte ainult v\u00e4hendanud s\u00fcsteemsete keskkondade suurust, vaid parandanud ka turvalisust, v\u00e4hendades r\u00fcnnakute v\u00f5imalikke vektoreid.    <\/p>\n<p>Baasi failis\u00fcsteem on monteeritud ainult lugemisre\u017eiimis. On olemas v\u00f5imalus kasutada andmete kr\u00fcpteerimist salvestusruumis TPM-i abil. Uuendused v\u00e4ljastatakse regulaarselt, edastatakse OTA (over-the-air) re\u017eiimis ja on s\u00fcnkroniseeritud Ubuntu 22.04 koosseisuga. Andmeside liikluse v\u00e4hendamiseks tarnitakse uuendused kokkusurutud kujul ja need h\u00f5lmavad ainult muudatusi eelmise uuenduse suhtes (delta-uueendused). Uuenduste automaatne installimine lahendab turvaprobleemid, kui kasutatakse sisseehitatud seadmeid.     <\/p>\n<p>Kuna baass\u00fcsteem on eraldatud rakendustest, hoolitsevad Ubuntu arendajad Ubuntu Core koodibaasi ajakohasena hoidmise eest, samas kui rakenduste arendajad hoolitsevad t\u00e4iendavate rakenduste ajakohasuse eest. Selline l\u00e4henemine aitab v\u00e4hendada toodete hoolduskulusid, mille tarkvarakeskkond p\u00f5hineb Ubuntu Core'il, kuna tootjad ei pea tegelema s\u00fcsteemiuuenduste v\u00e4ljaandmise ja tarnimisega ning saavad keskenduda ainult oma spetsiifiliste komponentide arendamisele.    <\/p>\n<p>P\u00f5hilised uuendused:  <\/p>\n<ul>\n<li class=\"l\"> Pakutud on kontrollitud paketiseadmete (Validation sets) kontseptsioon, mis v\u00f5imaldab m\u00e4\u00e4rata snap-pakettide kogumi ja nende versioonid, mis v\u00f5ivad olla installitud ja uuendatud ainult koos. Kontrollitud paketid v\u00f5ivad olla kasutusel, et kehtestada piiranguid, mis lubavad installida ainult m\u00e4\u00e4ratud snap-pakette, levitada oma lisaks katsetatud ja kontrollitud pakette v\u00f5i lihtsustada s\u00f5ltuvuste haldamist.\n<li class=\"l\"> Lisatud on t\u00f6\u00f6riistad Ubuntu Core 20 keskkonna uuendamiseks versioonile 22 ilma uuesti installimata.\n<li class=\"l\"> T\u00f6\u00f6tati v\u00e4lja v\u00f5imalus l\u00e4htestada konfiguratsioon algseisundisse (factory reset).\n<li class=\"l\"> Pakkuda gruppide kvoote, et piirata CPU ja m\u00e4lu ressursse teatud snap teenuste gruppide kaudu.\n<li class=\"l\"> Lisatud on MicroK8s t\u00f6\u00f6riistade tugi, mis pakub lihtsustatud versiooni Kubernetes konteinerite orkestreerimise platvormist.\n<li class=\"l\"> Pakutud on Linuxi kerneli versioon, mis sisaldab PREEMPT_RT pat\u0161e ja on suunatud reaalajas t\u00f6\u00f6tavates s\u00fcsteemides.\n<li class=\"l\"> MAAS (Metal-as-a-Service) t\u00f6\u00f6riistade toetamine, et kiiresti konfigureerida mitmeid s\u00fcsteeme.  <\/li>\n<li class=\"l\"> Lisatud on cloud-init tugi s\u00fcsteemi seadistamiseks laadimise etapis.        <\/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 5.0.0.1 - 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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