Kubernetes 1.17 - yadda ake haɓakawa kuma kada ku kashe duk kasafin kuɗi na kuskure

A ranar 9 ga Disamba, an sake sakin Kubernetes na gaba - 1.17. Taken sa shine "Stability", yawancin fasalulluka sun sami matsayin GA, an cire adadin abubuwan da suka shuɗe ...

Kuma, kamar koyaushe, sashin da muka fi so shine Fayil ɗin da ake buƙata Aiki CHANJI-1.17.md yana bukatar kulawa.

Mu yi aiki da hannunmu...

Hankali, Adana!

Ana sabunta kubelet akan tashi ba a tallafawa a cikin sigar 1.17 saboda hanyar toshe kundin ta canza. Kafin sabunta kumburi, dole ne ku kwashe duk kwas ɗin daga ciki ta amfani da umarnin kubectl drain.

Tutoci da ƙofofi...

A cikin canjin suna yawanci rubuta cewa an cire ko ƙara irin wannan tuta ko ƙofar fasalin, amma saboda wasu dalilai ba su taɓa rubuta aikace-aikacen da wannan canjin ya faru ba...:

• An cire tuta --include-uninitialized у kubectl;
• Ayyukan da ke nuna ƙofofin da aka yarda GCERegionalPersistentDisk, EnableAggregatedDiscoveryTimeout и PersistentLocalVolumes, yanzu ana amfani dashi koyaushe kuma baza'a iya kashe shi ba. An cire waɗannan zaɓuɓɓuka daga maɓallai masu yiwuwa api-server и controller-manager;
• Ba a daina sanya hanyar sadarwar adiresoshin IP don ayyuka ta tsohuwa. Dole ne a ƙayyade ta amfani da tuta --service-cluster-ip-range lokacin fara uwar garken API da mai sarrafa-mai sarrafa.

kubeadm

• Kubeadm ya koyi yadda ake saita sabuntawa ta atomatik na takaddun shaida don kubelet akan duk nodes ɗin gungu, gami da babban malamin farko inda aka aiwatar da umarnin. kubeadm init. Tasirin gefe shine buƙatun fayil tare da saitin kubelet na farko bootstrap-kubelet.conf maimakon kubelet.conf a lokacin kisa kubeadm init;
• Lokacin daɗa hanyoyin izini zuwa API, uwar garken kubeadm baya maye gurbin hanyoyin Node, RBAC a cikin bayyanannen kwas ɗin tsaye, yana ba ku damar canza tsarin gaba ɗaya.

RBAC

Cire ginannen ayyukan tari system:csi-external-provisioner и system:csi-external-attacher.

An soke…

An soke fasali da dama, amma har yanzu ana samun tallafi. Amma ina so in lura da tsarin sauyawa zuwa amfani da ContainerStorageInterface. Mahukuntan da suka tura gungu na kansu (ba a sarrafa su) akan AWS da GCE yakamata suyi shirin ƙaura zuwa amfani da Direban CSI don yin aiki tare da juzu'i maimakon direbobin da aka gina cikin Kubernetes. Hanyar CSIMigration yakamata ta taimaka musu da wannan - muna jiran jagorar mataki-mataki ya bayyana. Ga masu gudanarwa waɗanda ke amfani da wasu masu samarwa don haɗa faifai masu dagewa, lokaci ya yi da za a nema da karanta takaddun: sigar 1.21 ta yi alƙawarin cire duk abubuwan da aka gina a ciki.

source: www.habr.com