{"id":33610,"date":"2019-10-31T21:53:43","date_gmt":"2019-10-31T18:53:43","guid":{"rendered":"https:\/\/prohoster.info\/blog\/megaslyorm-dlya-inzhenerov-i-arhitektorov-kubernetes\/"},"modified":"2019-10-31T21:53:43","modified_gmt":"2019-10-31T18:53:43","slug":"megaslyorm-dlya-inzhenerov-i-arhitektorov-kubernetes","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/megaslyorm-dlya-inzhenerov-i-arhitektorov-kubernetes","title":{"rendered":"MegaSlurm pro in\u017een\u00fdry a architekty Kubernetes","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"MegaSlurm pro in\u017een\u00fdry a architekty Kubernetes\" src=\"\/wp-content\/uploads\/2019\/05\/075a17bb6c278c9bb32083bdad7f868b.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>Intenzivn\u00ed kurzy o Kubernetes za\u010dnou za 2 t\u00fddny: Slurm-4 pro ty, kte\u0159\u00ed se seznamuj\u00ed s k8s, a MegaSlurm pro in\u017een\u00fdry a architekty k8s.<\/p>\n<p><\/p>\n<p>Na Slurm-4 zb\u00fdv\u00e1 posledn\u00edch 10 m\u00edst v s\u00e1le. Z\u00e1jemc\u016f o z\u00e1kladn\u00ed osvojen\u00ed k8s je dostatek. <\/p>\n<p><\/p>\n<p>Pro Ops, kter\u00fd se seznamuje s Kubernetes, je spu\u0161t\u011bn\u00ed klastru a nasazen\u00ed aplikace ji\u017e slu\u0161n\u00fd v\u00fdsledek. U Dev jsou po\u017eadavky je\u0161t\u011b ni\u017e\u0161\u00ed: pochopit, jak optimalizovat aplikaci pro pr\u00e1ci v klastru.<\/p>\n<p><\/p>\n<p>\u00dakoly in\u017een\u00fdr\u016f a architekt\u016f jsou na jin\u00e9 \u00farovni:<\/p>\n<p><\/p>\n<ul>\n<li>je mo\u017en\u00e9 spustit datab\u00e1zi v k8s, je to nutn\u00e9, co z\u00edsk\u00e1me a co ztrat\u00edme d\u00edky takov\u00e9 architektu\u0159e;<\/li>\n<li>jak\u00e9 p\u0159\u00edstupy k nasazen\u00ed se z\u0159eteln\u011b nehod\u00ed pro k8s;<\/li>\n<li>jak\u00e1 bezpe\u010dnostn\u00ed rizika p\u0159in\u00e1\u0161\u00ed k8s (nap\u0159\u00edklad, \u017ee developer m\u016f\u017ee snadno z\u00edskat administr\u00e1torsk\u00fd p\u0159\u00edstup) a jak se jim vyhnout;<\/li>\n<li>jak\u00e9 sch\u00e9mata automatizace infrastruktury k8s umo\u017e\u0148uje a jak se je nau\u010dit nach\u00e1zet a pou\u017e\u00edvat.<\/li>\n<\/ul>\n<p><\/p>\n<p>Pokud jste se ji\u017e dostali na tuto \u00farove\u0148, na MegaSlurmu na v\u00e1s \u010dek\u00e1 spousta zaj\u00edmav\u00e9ho.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<p><strong>MegaSlurm: pokro\u010dil\u00fd kurz o Kubernetes (31. kv\u011btna \u2014 2. \u010dervna)<\/strong><\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"MegaSlurm pro in\u017een\u00fdry a architekty Kubernetes\" src=\"\/wp-content\/uploads\/2019\/05\/8fbc53b2373911430e61edef9db3e672.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>Ur\u010deno pro in\u017een\u00fdry a architekty Kubernetes, stejn\u011b jako pro absolventy z\u00e1kladn\u00edho kurzu.<br \/>\nNastavujeme klastr tak, abychom mohli paraleln\u011b spustit aktualizaci komponent klastru a nasazen\u00ed do klastru.<\/p>\n<p><\/p>\n<p>Moskva a online \u00fa\u010dast.<\/p>\n<p><\/p>\n<p>Cena: 60 000 \u20bd<br \/>\n(Ti, kte\u0159\u00ed se rozhodnou osv\u011b\u017eit z\u00e1klady a proj\u00edt Slurm-4, maj\u00ed slevu 15 tis\u00edc. Celkov\u011b za 2 intenzivy \u2014 70 tis\u00edc)<\/p>\n<p>\n<b class=\"spoiler_title\">Program<\/b><\/p>\n<p>T\u00e9ma \u010d. 1: Proces vytv\u00e1\u0159en\u00ed odoln\u00e9ho klastru zevnit\u0159<br \/>\n\u2022 Pr\u00e1ce s Kubespray<br \/>\n\u2022 Instalace dal\u0161\u00edch komponent\u016f<br \/>\n\u2022 Testov\u00e1n\u00ed a troubleshooting klastru<br \/>\n\u2022 Praxe<\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 2: Autorizace v klastru pomoc\u00ed extern\u00edho poskytovatele<br \/>\n\u2022 LDAP (Nginx + Python)<br \/>\n\u2022 OIDC (Dex + Gangway)<br \/>\n\u2022 Praxe<\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 3: Network policy<br \/>\n\u2022 \u00davod do CNI<br \/>\n\u2022 Network Security Policy<br \/>\n\u2022 Praxe<\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 4: Bezpe\u010dn\u00e9 a vysoce dostupn\u00e9 aplikace v klastru<br \/>\n\u2022 PodSecurityPolicy<br \/>\n\u2022 PodDisruptionBudget <\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 5: Kubernetes. Nahl\u00e9dnut\u00ed pod kapotu<br \/>\n\u2022 Struktura kontroleru<br \/>\n\u2022 Oper\u00e1to\u0159i a CRD<br \/>\n\u2022 Praxe <\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 6: Stateful aplikace v klastru<br \/>\n\u2022 Spu\u0161t\u011bn\u00ed klastru DB na p\u0159\u00edkladu PostgreSQL<br \/>\n\u2022 Spu\u0161t\u011bn\u00ed klastru RabbitMQ<br \/>\n\u2022 Praxe <\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 7: \u00daschova tajemstv\u00ed<br \/>\n\u2022 Spr\u00e1va tajemstv\u00ed v Kubernetes<br \/>\n\u2022 Vault<\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 8: Horizontal Pod Autoscaler<br \/>\n\u2022 Teorie<br \/>\n\u2022 Praxe<\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 9: Z\u00e1lohov\u00e1n\u00ed a obnova po poruch\u00e1ch<br \/>\n\u2022 Z\u00e1loha a obnova klastru pomoc\u00ed Heptio Velero (d\u0159\u00edve Ark) a etcd<br \/>\n\u2022 Praxe<\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 10: Nasazen\u00ed aplikace<br \/>\n\u2022 Lint<br \/>\n\u2022 N\u00e1stroje pro templating a deployment<br \/>\n\u2022 Strategi\u00ed nasazen\u00ed<\/p>\n<p><\/p>\n<p>T\u00e9ma \u010d. 11: Praktick\u00e1 pr\u00e1ce<br \/>\n\u2022 Budov\u00e1n\u00ed CI\/CD pro nasazen\u00ed aplikac\u00ed<br \/>\n\u2022 Aktualizace clusteru<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/slurm.io\/mega\/?utm_source=habr\">Web MegaSlurm<\/a><\/noindex><\/p>\n<p><\/p>\n<p>Slurm-4 je skute\u010dn\u00fd intenzivn\u00ed kurz: p\u0159ibli\u017en\u011b 150 \u00fa\u010dastn\u00edk\u016f, v\u011bt\u0161ina poprv\u00e9 vid\u00ed Kubernetes, hust\u00fd program, spousta chyb v praxi. Tak\u017ee, b\u011b\u017en\u00fd administr\u00e1torsk\u00fd \u017eivot je v pln\u00e9m proudu.<\/p>\n<p><\/p>\n<p>MegaSlurm se li\u0161\u00ed ve v\u0161ech ohledech.<\/p>\n<p><\/p>\n<p>Nyn\u00ed se na Megu zapsalo 47 lid\u00ed. Je to klidn\u00e1, t\u00e9m\u011b\u0159 komorn\u00ed akce. M\u00e1lo shonu, hodn\u011b napjat\u00e9 pr\u00e1ce my\u0161len\u00ed.<\/p>\n<p><\/p>\n<p>Drtiv\u00e1 v\u011bt\u0161ina \u00fa\u010dastn\u00edk\u016f pracuje s k8s. To znamen\u00e1, \u017ee se minim\u00e1ln\u011b \u010dasu v\u011bnuje z\u00e1klad\u016fm a maxim\u00e1ln\u011b zaj\u00edmav\u00fdm a slo\u017eit\u00fdm ot\u00e1zk\u00e1m.<\/p>\n<p><\/p>\n<p>33 z 47 \u00fa\u010dastn\u00edk\u016f pro\u0161lo jedn\u00edm z p\u0159edchoz\u00edch Slurm\u016f, tak\u017ee to jsou na\u0161i sta\u0159\u00ed zn\u00e1m\u00ed. Konkr\u00e9tn\u011b, na Megu jedou dva zam\u011bstnanci <noindex><a rel=\"nofollow\" href=\"https:\/\/selectel.ru\/?utm_source=slurm.io&amp;utm_medium=referral&amp;utm_campaign=VPC_Kubernetes_Event_130319\">Selectel<\/a><\/noindex>, kter\u00e9 byly na prvn\u00edm Slo\u0159mu (srpen '18) a od t\u00e9 doby nep\u0159etr\u017eit\u011b funguj\u00ed s k8s.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"MegaSlurm pro in\u017een\u00fdry a architekty Kubernetes\" src=\"\/wp-content\/uploads\/2019\/05\/fc36ad95671e7c31903d992c730f6155.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>Tradicionaln\u00ed pod\u011bkov\u00e1n\u00ed <noindex><a rel=\"nofollow\" href=\"https:\/\/selectel.ru\/?utm_source=slurm.io&amp;utm_medium=referral&amp;utm_campaign=VPC_Kubernetes_Event_130319\">Selectel<\/a><\/noindex> za cloud pro praxi: bez Selectel by \u00fa\u010dast na Slurm\u011b st\u00e1la o p\u011bt tis\u00edc v\u00edc.<\/p>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/451746\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0427\u0435\u0440\u0435\u0437 2 \u043d\u0435\u0434\u0435\u043b\u0438 \u0441\u0442\u0430\u0440\u0442\u0443\u044e\u0442 \u0438\u043d\u0442\u0435\u043d\u0441\u0438\u0432\u044b \u043f\u043e Kubernetes: \u0421\u043b\u0451\u0440\u043c-4 \u0434\u043b\u044f \u0442\u0435\u0445, \u043a\u0442\u043e \u0437\u043d\u0430\u043a\u043e\u043c\u0438\u0442\u0441\u044f \u0441 k8s \u0438 \u041c\u0435\u0433\u0430\u0421\u043b\u0451\u0440\u043c \u0434\u043b\u044f \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043e\u0432 \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u043e\u0440\u043e\u0432 k8s. \u041d\u0430 \u0421\u043b\u0451\u0440\u043c-4 \u043e\u0441\u0442\u0430\u043b\u0438\u0441\u044c \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0435 10 \u043c\u0435\u0441\u0442 \u0432 \u0437\u0430\u043b\u0435. \u0416\u0435\u043b\u0430\u044e\u0449\u0438\u0445 \u043e\u0441\u0432\u043e\u0438\u0442\u044c k8s \u043d\u0430 \u0431\u0430\u0437\u043e\u0432\u043e\u043c \u0443\u0440\u043e\u0432\u043d\u0435 \u0445\u0432\u0430\u0442\u0430\u0435\u0442. \u0414\u043b\u044f Ops, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0437\u043d\u0430\u043a\u043e\u043c\u0438\u0442\u0441\u044f \u0441 Kubernetes, \u0437\u0430\u043f\u0443\u0441\u0442\u0438\u0442\u044c \u043a\u043b\u0430\u0441\u0442\u0435\u0440 \u0438 \u0437\u0430\u0434\u0435\u043f\u043b\u043e\u0438\u0442\u044c \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u2013 \u0443\u0436\u0435 \u043d\u0435\u043f\u043b\u043e\u0445\u043e\u0439 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442. \u0423 Dev \u0437\u0430\u043f\u0440\u043e\u0441\u044b \u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":25301,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-33610","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0427\u0435\u0440\u0435\u0437 2 \u043d\u0435\u0434\u0435\u043b\u0438 \u0441\u0442\u0430\u0440\u0442\u0443\u044e\u0442.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/megaslyorm-dlya-inzhenerov-i-arhitektorov-kubernetes\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u041c\u0435\u0433\u0430\u0421\u043b\u0451\u0440\u043c \u0434\u043b\u044f \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043e\u0432 \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u043e\u0440\u043e\u0432 Kubernetes | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u0427\u0435\u0440\u0435\u0437 2 \u043d\u0435\u0434\u0435\u043b\u0438 \u0441\u0442\u0430\u0440\u0442\u0443\u044e\u0442.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/megaslyorm-dlya-inzhenerov-i-arhitektorov-kubernetes\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2019-10-31T18:53:43+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2019-10-31T18:53:43+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47MegaSlurm pro in\u017een\u00fdry a architekty Kubernetes | ProHoster","description":"Za dva t\u00fddny za\u010d\u00ednaj\u00ed.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/megaslyorm-dlya-inzhenerov-i-arhitektorov-kubernetes","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u041c\u0435\u0433\u0430\u0421\u043b\u0451\u0440\u043c \u0434\u043b\u044f \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043e\u0432 \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u043e\u0440\u043e\u0432 Kubernetes | ProHoster","og:description":"\u0427\u0435\u0440\u0435\u0437 2 \u043d\u0435\u0434\u0435\u043b\u0438 \u0441\u0442\u0430\u0440\u0442\u0443\u044e\u0442.","og:url":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/megaslyorm-dlya-inzhenerov-i-arhitektorov-kubernetes","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2019-10-31T18:53:43+00:00","article:modified_time":"2019-10-31T18:53:43+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"33610","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":"2026-01-21 15:59:19","breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-02-28 21:55:14","updated":"2026-01-21 15:59:19","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/33610","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/comments?post=33610"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/33610\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media\/25301"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media?parent=33610"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/categories?post=33610"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/tags?post=33610"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}