{"id":97415,"date":"2020-10-18T08:42:12","date_gmt":"2020-10-18T06:42:12","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/12-instrumentov-delayushhih-kubernetes-legche"},"modified":"2020-10-18T08:42:12","modified_gmt":"2020-10-18T06:42:12","slug":"12-instrumentov-delayushhih-kubernetes-legche","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/administrirovanie\/12-instrumentov-delayushhih-kubernetes-legche","title":{"rendered":"12 mjete q\u00eb e b\u00ebjn\u00eb Kubernetes m\u00eb t\u00eb leht\u00eb","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

\"12<\/p>\n

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Kubernetes \u00ebsht\u00eb b\u00ebr\u00eb m\u00ebnyra standarde e pun\u00ebs dhe shum\u00ebkush do ta konfirmoj\u00eb k\u00ebt\u00eb, duke vendosur aplikacione me kontejner\u00eb n\u00eb shkall\u00eb t\u00eb ndryshme. Por n\u00ebse Kubernetes na ndihmon t\u00eb p\u00ebrballojm\u00eb shp\u00ebrndarjet e \u00e7rregullta dhe komplekse t\u00eb kontejner\u00ebve, \u00e7far\u00eb do t\u00eb na ndihmoj\u00eb t\u00eb menaxhojm\u00eb vet\u00eb Kubernetes? Edhe ai mund t\u00eb jet\u00eb i nd\u00ebrlikuar, konfuz dhe i v\u00ebshtir\u00eb p\u00ebr t\u2019u administruar.<\/p>\n

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Nd\u00ebrsa Kubernetes rritet dhe evoluon, natyrisht shum\u00eb nga holl\u00ebsit\u00eb e tij do t\u00eb zgjidhen brenda vet\u00eb projektit. Por disa p\u00ebrdorues nuk duan t\u00eb presin derisa puna me Kubernetes t\u00eb b\u00ebhet m\u00eb e thjesht\u00eb, prandaj kan\u00eb zhvilluar zgjidhjet e tyre p\u00ebr shum\u00eb nga problemet e zakonshme q\u00eb dalin gjat\u00eb p\u00ebrdorimit t\u00eb Kubernetes n\u00eb mjedise prodhimi.<\/p>\n

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N.B. Shpresoj q\u00eb ajo s\u00ebmundje e panjohur prej lakuriqi nate, q\u00eb kafshoi qenin, q\u00eb kafshoi pangolinin, q\u00eb kafshoi nj\u00eb kinez, rast\u00ebsisht t\u00eb \u00e7uditsh\u00ebm n\u00eb Wuhan, ku ndodhet nj\u00eb laborator biologjik i nivelit BSL-4, deri n\u00eb shkurt t\u00eb qet\u00ebsohet dhe p\u00ebr 2019-nCoV t\u00eb kujtohemi vet\u00ebm duke p\u00ebrdorur fjalor t\u00eb pahijsh\u00ebm. Dhe t\u00eb mund ta zhvillojm\u00eb tashm\u00eb offline Kubernetes Baza<\/a><\/noindex> 8\u201310 shkurt 2021, nd\u00ebrsa Kubernetes Mega<\/a><\/noindex> p\u00ebr p\u00ebrdoruesit e avancuar t\u00eb K8s m\u00eb 12\u201314 shkurt. Sinqerisht, un\u00eb personalisht, si redaktor, m\u00eb ka marr\u00eb malli p\u00ebr atmosfer\u00ebn, pushimet e kafes\u00eb, debatet dhe pyetjet e sikletshme p\u00ebr fol\u00ebsit. Ose, ndryshe, do t\u00eb zhdukemi si planet i t\u00ebr\u00eb n\u00eb stilin e romaneve m\u00eb mizore e trash t\u00eb Styopa Korolyov-it ton\u00eb, n\u00ebse fuqit\u00eb hyjnore jan\u00eb lodhur nga shakat\u00eb tona t\u00eb dyshimta si Conchita Wurst, ora e patriarkut Kirill dhe d\u00ebshira e Pap\u00ebs p\u00ebr t\u00eb korrigjuar fjal\u00ebt e lutjes \u201cAti yn\u00eb\u201d.<\/p><\/blockquote>\n

Por t\u2019i kthehemi thelbit. <\/p>\n

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Goldpinger: Vizualizimi i klaster\u00ebve Kubernetes<\/h2>\n

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Njer\u00ebzit preferojn\u00eb t\u00eb shohin. Grafik\u00ebt dhe diagramet e b\u00ebjn\u00eb m\u00eb t\u00eb leht\u00eb kuptimin e pamjes s\u00eb p\u00ebrgjithshme. Dhe n\u00ebse marrim parasysh shkall\u00ebn dhe kompleksitetin e nj\u00eb klasteri Kubernetes, mund ta shfryt\u00ebzojm\u00eb maksimalisht k\u00ebt\u00eb qasje.<\/p>\n

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Projekti me em\u00ebr arg\u00ebtues (me shum\u00eb gjas\u00eb ka di\u00e7ka k\u00ebtu p\u00ebr agjentin 007, sh\u00ebn. e p\u00ebrkthyesit<\/em>) Goldpinger<\/a><\/noindex>), me kod t\u00eb hapur dhe i publikuar nga divizioni teknik i Bloomberg, \u00ebsht\u00eb nj\u00eb mjet i thjesht\u00eb q\u00eb funksionon brenda nj\u00eb klasteri Kubernetes dhe shfaq nj\u00eb hart\u00eb interaktive t\u00eb marr\u00ebdh\u00ebnieve mes nyjeve. Nyjet q\u00eb funksionojn\u00eb normalisht paraqiten me ngjyr\u00eb jeshile, nd\u00ebrsa ato jasht\u00eb funksioni me t\u00eb kuqe. Mjafton t\u00eb klikoni mbi nj\u00eb nyje p\u00ebr t\u00eb par\u00eb holl\u00ebsit\u00eb. Gjithashtu, mund t\u00eb konfiguroni API me Swagger p\u00ebr t\u00eb shtuar raporte shtes\u00eb, karakteristika dhe gj\u00ebra t\u00eb tjera.<\/p>\n

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K9s: Nd\u00ebrfaqe konzole me ekran t\u00eb plot\u00eb p\u00ebr Kubernetes<\/h2>\n

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Sysadmin-\u00ebt i p\u00eblqejn\u00eb mjetet praktike \u201cgjith\u00e7ka n\u00eb nj\u00eb dritare\u201d. K9s<\/a><\/noindex> \u00ebsht\u00eb nj\u00eb nd\u00ebrfaqe konzole me ekran t\u00eb plot\u00eb p\u00ebr klaster\u00ebt Kubernetes. Me t\u00eb, mund t\u00eb shikoni leht\u00ebsisht Pods-et aktive, logjet dhe deployment-et, me qasje t\u00eb shpejt\u00eb n\u00eb shell. Vini re se duhet t'u jepni p\u00ebrdoruesve t\u00eb Kubernetes leje leximi n\u00eb nivel p\u00ebrdoruesi dhe namespace-i q\u00eb K9s t\u00eb funksionoj\u00eb si\u00e7 duhet.<\/p>\n

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Kops: Ops nga konzola p\u00ebr klaster\u00ebt Kubernetes<\/h2>\n

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Ky<\/a><\/noindex> zhvillim nga ekipi i Kubernetes ju ndihmon t\u00eb menaxhoni klaster\u00ebt Kubernetes nga rreshti i komand\u00ebs. Ai mb\u00ebshtet klaster\u00eb q\u00eb ekzekutohen n\u00eb AWS dhe GKE, si dhe funksionon me VMware vSphere dhe mjedise t\u00eb tjera. P\u00ebrve\u00e7 automatizimit t\u00eb proceseve t\u00eb instalimit dhe heqjes, Kops mund t\u00eb ndihmoj\u00eb edhe me lloje t\u00eb tjera automatizimi. N\u00eb ve\u00e7anti, ai mund t\u00eb krijoj\u00eb konfigurime p\u00ebr Terraform, me t\u00eb cilat mund ta riproviziononi klasterin p\u00ebrmes Terraform.<\/p>\n

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Kubebox: Shell terminali p\u00ebr Kubernetes<\/h2>\n

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Nj\u00eb shell terminali i avancuar p\u00ebr Kubernetes, Kubebox<\/a><\/noindex>, ofron m\u00eb shum\u00eb sesa shell-i klasik p\u00ebr Kubernetes dhe API-n e tij. Nd\u00ebr t\u00eb tjera, ai mund t\u00eb tregoj\u00eb n\u00eb koh\u00eb reale p\u00ebrdorimin e CPU dhe RAM, list\u00ebn e Pods, p\u00ebrmbajtjen e logjeve, si dhe t\u00eb hap\u00eb editorin e konfigurimit. Nj\u00eb tjet\u00ebr avantazh \u00ebsht\u00eb se ofrohet si aplikacion i ve\u00e7ant\u00eb p\u00ebr Linux, Windows dhe MacOS.<\/p>\n

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Kube-applier<\/h2>\n

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Kube-applier<\/a><\/noindex> instalohet si sh\u00ebrbim Kubernetes, merr konfigurimet deklarative t\u00eb klasterit Kubernetes nga nj\u00eb depo git dhe m\u00eb pas i zbaton ato te Pods-et n\u00eb klaster. Sa her\u00eb q\u00eb b\u00ebhen ndryshime, ato merren nga depoja dhe aplikohen te Pods-et e k\u00ebrkuara. Kjo t\u00eb kujton disi Scaffold nga Google, por funksionon p\u00ebr menaxhimin e nj\u00eb klasteri t\u00eb t\u00ebr\u00eb, jo vet\u00ebm t\u00eb nj\u00eb aplikacioni t\u00eb vet\u00ebm.<\/p>\n

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Ekziston mund\u00ebsia e kryerjes s\u00eb ndryshimeve n\u00eb konfigurim sipas orarit ose sipas k\u00ebrkes\u00ebs. T\u00eb gjitha veprimet regjistrohen n\u00eb log dhe ofrohen edhe metrika t\u00eb pajtueshme me Prometheus, k\u00ebshtu q\u00eb gjithmon\u00eb do t\u00eb shihni \u00e7far\u00eb mund t\u00eb ndikoj\u00eb n\u00eb sjelljen e klasterit.<\/p>\n

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Kube-ps1: Prompt inteligjent i rreshtit t\u00eb komand\u00ebs p\u00ebr Kubernetes<\/h2>\n

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Jo, Kube-ps1<\/a><\/noindex> Nuk \u00ebsht\u00eb emulator Sony PlayStation p\u00ebr Kubernetes, megjith\u00ebse kjo do t\u00eb ishte elegante. \u00cbsht\u00eb nj\u00eb zgjerim i thjesht\u00eb i komand\u00ebs Bash q\u00eb shfaq kontekstin aktual t\u00eb Kubernetes dhe namespace n\u00eb prompt. Kube-shell e p\u00ebrfshin at\u00eb s\u00eb bashku me shum\u00eb funksione t\u00eb tjera, por n\u00ebse ju mjafton vet\u00ebm nj\u00eb prompt inteligjent, Kube-ps1 jua ofron me kosto minimale.<\/p>\n

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Kube-prompt<\/h2>\n

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Nj\u00eb tjet\u00ebr p\u00ebrmir\u00ebsim minimal, por shum\u00eb i k\u00ebndsh\u00ebm p\u00ebr t\u2019u p\u00ebrdorur i Kubernetes CLI \u00ebsht\u00eb Kube-prompt<\/a><\/noindex>, me t\u00eb cilin mund t\u00eb hyni n\u00eb nj\u00eb sesion interaktiv me klientin Kubernetes. Kube-prompt ju kursen nga nevoja p\u00ebr t\u00eb shkruar kubectl<\/code> p\u00ebrpara \u00e7do komande dhe ofron gjithashtu autokompletim me informacion kontekstual p\u00ebr secil\u00ebn komand\u00eb.<\/p>\n

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Kubespy: Monitorim i burimeve Kubernetes n\u00eb koh\u00eb reale<\/h2>\n

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Kubespy<\/a><\/noindex> nga Pulumi \u00ebsht\u00eb nj\u00eb mjet diagnostikues q\u00eb ndihmon n\u00eb debugimin e ndryshimeve t\u00eb burimeve t\u00eb klasterit n\u00eb koh\u00eb reale, duke ofruar di\u00e7ka t\u00eb ngjashme me nj\u00eb panel tekstual p\u00ebr t\u00eb kontrolluar \u00e7far\u00eb po ndodh. P\u00ebr shembull, ju doni t\u00eb shihni ndryshimet<\/a><\/noindex> t\u00eb gjendjes s\u00eb pod q\u00eb nga nisja: p\u00ebrkufizimi i pod ruhet n\u00eb etcd, pod planifikohet p\u00ebr nisje n\u00eb nj\u00eb nyje, kubelet n\u00eb nyje krijon pod dhe, n\u00eb fund, pod sh\u00ebnohet si i nisur. Kubespy mund t\u00eb ekzekutohet si nj\u00eb program m\u00eb vete ose si zgjerim p\u00ebr kubectl.<\/p>\n

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Kubeval: Verifikimi i konfigurimeve Kubernetes<\/h2>\n

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Skedar\u00ebt YAML t\u00eb konfigurimit t\u00eb Kubernetes mund t\u00eb lexohen leht\u00eb nga njeriu, por kjo nuk do t\u00eb thot\u00eb gjithmon\u00eb se mund t\u00eb verifikohen po aq leht\u00eb. \u00cbsht\u00eb e thjesht\u00eb t\u00eb humbas\u00ebsh nj\u00eb presje ose nj\u00eb em\u00ebr dhe ta zbulosh vet\u00ebm kur \u00ebsht\u00eb tep\u00ebr von\u00eb. M\u00eb mir\u00eb t\u00eb p\u00ebrdorni Kubeval<\/a><\/noindex>, t\u00eb instaluar lokalisht ose t\u00eb integruar n\u00eb pipeline-in CICD. Kubeval merr p\u00ebrkufizimin YAML t\u00eb konfigurimit Kubernetes dhe kthen informacion mbi vlefshm\u00ebrin\u00eb e tij. Ai gjithashtu mund t\u00eb nxjerr\u00eb t\u00eb dh\u00ebna n\u00eb JSON ose TAP, si edhe t\u00eb analizoj\u00eb shabllonet burimore t\u00eb cilave u referohen konfigurimet e chart-it Helm, pa kryer k\u00ebrkesa shtes\u00eb.<\/p>\n

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Kube-ops-view: panel p\u00ebr disa klaster\u00eb Kubernetes<\/h2>\n

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Kubernetes tashm\u00eb ka nj\u00eb panel mjaft t\u00eb mir\u00eb monitorimi p\u00ebr p\u00ebrdorim t\u00eb p\u00ebrgjithsh\u00ebm, por komuniteti Kubernetes po eksperimenton me m\u00ebnyra t\u00eb tjera t\u00eb paraqitjes s\u00eb t\u00eb dh\u00ebnave t\u00eb dobishme p\u00ebr administrator\u00ebt e Kubernetes. Kube-ops-view<\/a><\/noindex> \u00ebsht\u00eb pik\u00ebrisht nj\u00eb eksperiment i till\u00eb; ai ofron mund\u00ebsin\u00eb p\u00ebr t\u00eb par\u00eb disa klaster\u00eb, p\u00ebr t\u00eb par\u00eb konsumin e koh\u00ebs s\u00eb CPU-s\u00eb dhe t\u00eb memories RAM, si edhe gjendjen e moduleve t\u00eb klasterit. Kini parasysh se komandat nuk mund t\u00eb ekzekutohen \u2014 ky mjet sh\u00ebrben vet\u00ebm p\u00ebr vizualizim. Megjithat\u00eb, pamjet q\u00eb ofron jan\u00eb t\u00eb qarta dhe t\u00eb rregullta, thuajse t\u00eb krijuara enkas p\u00ebr nj\u00eb ekran muri n\u00eb qendr\u00ebn tuaj t\u00eb mb\u00ebshtetjes.<\/p>\n

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Rio: shp\u00ebrndarja e aplikacioneve p\u00ebr Kubernetes<\/h2>\n

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Rio<\/a><\/noindex>, nj\u00eb projekt nga Rancher Labs, zbaton metoda t\u00eb zakonshme t\u00eb shp\u00ebrndarjes s\u00eb aplikacioneve n\u00eb Kubernetes, p\u00ebr shembull CD nga Git, AB ose shp\u00ebrndarje blue-green. Ai gjithashtu mund t\u00eb publikoj\u00eb nj\u00eb version t\u00eb ri t\u00eb aplikacionit tuaj sapo t\u00eb konfirmoni ndryshimet, duke ndihmuar n\u00eb menaxhimin e kompleksiteteve q\u00eb lidhen, p\u00ebr shembull, me DNS, HTTPS dhe Service Mesh.<\/p>\n

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Stern dhe Kubetail: shikimi i logjeve n\u00eb Kubernetes<\/h2>\n

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Stern<\/a><\/noindex> jep dalje me ngjyra (si\u00e7 b\u00ebn komanda tail<\/code>) nga pods dhe kontejner\u00ebt n\u00eb Kubernetes. Gjithashtu, kjo \u00ebsht\u00eb m\u00ebnyra m\u00eb e shpejt\u00eb p\u00ebr t\u00eb marr\u00eb daljen nga disa burime n\u00eb nj\u00eb rrjedh\u00eb t\u00eb vetme, q\u00eb mund t\u00eb lexohet n\u00eb koh\u00eb reale. Nj\u00ebkoh\u00ebsisht, ju keni nj\u00eb m\u00ebnyr\u00eb leht\u00ebsisht t\u00eb dallueshme vizualisht (me ngjyra) p\u00ebr t\u00eb ndar\u00eb rrjedhat.<\/p>\n

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Kubetail<\/a><\/noindex> n\u00eb m\u00ebnyr\u00eb t\u00eb ngjashme bashkon logjet nga pods t\u00eb ndrysh\u00ebm n\u00eb nj\u00eb rrjedh\u00eb t\u00eb vetme, duke sh\u00ebnuar me ngjyra pods dhe kontejner\u00eb t\u00eb ndrysh\u00ebm. Por Kubetail \u00ebsht\u00eb nj\u00eb skript n\u00eb Bash, prandaj p\u00ebr funksionimin e tij nuk k\u00ebrkohet asgj\u00eb tjet\u00ebr p\u00ebrve\u00e7 shell-it.<\/p>\n

Vet\u00ebm p\u00ebrdoruesit e regjistruar mund t\u00eb marrin pjes\u00eb n\u00eb anket\u00eb. Hyni<\/a><\/noindex>, ju lutem.<\/p>\n

Po ju, \u00e7far\u00eb p\u00ebrdorni p\u00ebr t\u00eb thjeshtuar operacionet rutin\u00eb?<\/h2>\n