Canonical kwanan nan ya fito da saki sabon sigar Ubuntu Core 22, ƙaramin sigar rarrabawar Ubuntu wanda aka keɓance don amfani da na'urorin masana'antu da na Intanet na Abubuwa (IoT), kwantena, da kayan aiki.
Ubuntu Core yana aiki azaman tushe don gudanar da ƙarin kayan aiki da aikace-aikace, waɗanda aka tattara a matsayin plugins masu ƙunshe da kai a cikin tsarin karye. Abubuwan haɗin Ubuntu Core, gami da tsarin tushe, Linux kernel, da plugins na tsarin, ana kuma bayar da su ta tsarin karye kuma kayan aikin snapd ne ke sarrafa su. Fasahar Snappy tana ba da damar yin hoton tsarin gaba ɗaya, ba tare da raba shi cikin fakiti daban-daban ba.
Maimakon sabuntawar da aka tsara a matakin fakitin biyan kuɗi guda ɗaya, Ubuntu Core yana amfani da injin sabunta atomatik don fakitin karye da tsarin tushe, kama da Atomic, ChromeOS, Mara iyaka, CoreOS, da Fedora Silverblue. Lokacin haɓaka yanayin tushe da fakitin karye, yana yiwuwa a koma ga sigar da ta gabata, idan an gano matsaloli bayan haɓakawa. A halin yanzu akwai fakiti sama da 4500 a cikin kundin SnapCraft.
Don tabbatar da tsaro, kowane ɓangaren tsarin ana tabbatar da shi ta amfani da sa hannu na dijital, wanda ke ba ku damar kare rarrabawa daga yin gyare-gyare na ɓoye ko shigar da fakitin karye da ba a tabbatar ba. Abubuwan da aka kawo a cikin tsarin Span an keɓe su ta AppArmor da Seccomp, ƙirƙirar ƙarin iyaka don kariyar tsarin idan aikace-aikacen mutum ɗaya ya lalace.
Tsarin tushe ya haɗa da ƙaramin tsari na aikace-aikacen da ake buƙata kawai, wanda ba kawai rage girman yanayin tsarin ba, har ma yana da tasiri mai kyau akan tsaro ta hanyar rage yiwuwar kai hari.
An ɗora tsarin fayil ɗin da ke ƙasa karatu-kawai. Yana yiwuwa a yi amfani da ɓoyayyen bayanai akan tuƙi ta amfani da TPM. Ana fitar da sabuntawa akai-akai, ana isar da su a cikin yanayin OTA (sama da iska), kuma ana aiki tare da ginin Ubuntu 22.04.
Babban labarai na Ubuntu Core 22
A cikin wannan sabon sigar da aka gabatar, an yi nuni da cewa an gabatar da manufar ingantattun saitin fakiti (Tsarin Tabbatarwa), wanda yana ba da damar ayyana saitin fakitin snaps da nau'ikan su haka kadai za a iya shigar da haɓaka tare. Ana iya amfani da saitin da aka gwada don aiwatar da hane-hane don shigar da takamaiman fakitin karye kawai, sake rarraba fakitin da aka gwada da tabbatarwa, ko don sauƙaƙe sarrafa dogaro.
Wani muhimmin canji a cikin wannan sabon sigar Ubuntu Core 22 shine wancan ƙarin kayan aikin don sabunta yanayin Ubuntu Core 20 zuwa sigar 22 ba tare da sake kunnawa ba, da ikon sake saita saituna zuwa asalin asalinsu (sake saitin masana'anta) an aiwatar da su.
A gefe guda, muna kuma iya samun cewa an ƙara tallafi ga ƙungiyoyin ƙididdiga don iyakance CPU da albarkatun ƙwaƙwalwar ajiya masu alaƙa da takamaiman ƙungiyoyin sabis na hoto.
Haka kuma an lura da cewa goyon bayan MicroK8s Toolkit, wanda ke ba da sassauƙan nau'in dandamalin ƙungiyar kaɗe-kaɗe na Kubernetes, ban da ba da shawarar bambance-bambancen fakitin tare da Linux kernel, gami da faci PREEMPT_RT kuma yana dacewa da amfani da shi a cikin tsarin lokaci na ainihi.
Na sauran canje-canje wanda ya bambanta daga wannan sabon sigar Ubuntu Core 22:
- Ƙara goyon baya ga MAAS (Metal-as-a-Service) kayan aiki na kayan aiki don saurin ƙaddamar da saiti a cikin tsarin da yawa.
- Ƙara tallafi don girgije-init don saita tsarin a matakin taya.
Finalmente idan kuna sha'awar ƙarin sani game da shi game da wannan sabon sigar, zaku iya bincika cikakkun bayanai A cikin mahaɗin mai zuwa.
Zazzage kuma samu
Ubuntu Core ya zo a cikin sigar tsarin tsarin tushe na monolithic mara ganuwa, wanda baya amfani da rarrabuwa zuwa fakitin bashi daban. Hotunan Ubuntu Core 22, waɗanda aka daidaita tare da tushen kunshin Ubuntu 22.04, an shirya su don tsarin x86_64, ARMv7 da ARMv8. Lokacin bibiyar sakin shine shekaru 10.