{"id":35581,"date":"2019-10-31T22:05:09","date_gmt":"2019-10-31T19:05:09","guid":{"rendered":"https:\/\/prohoster.info\/blog\/southbridge-v-chelyabinske-i-bitriks-v-kubernetes\/"},"modified":"2019-10-31T22:05:09","modified_gmt":"2019-10-31T19:05:09","slug":"southbridge-v-chelyabinske-i-bitriks-v-kubernetes","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/southbridge-v-chelyabinske-i-bitriks-v-kubernetes","title":{"rendered":"Southbridge v \u010celjabinsku a Bitrix v Kubernetes","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>V \u010celjabinsku prob\u00edhaj\u00ed meetupy syst\u00e9mov\u00fdch administr\u00e1tor\u016f Sysadminka, a na posledn\u00edm z nich jsem m\u011bl p\u0159edn\u00e1\u0161ku o na\u0161em \u0159e\u0161en\u00ed pro provoz aplikac\u00ed na 1C-Bitrix v Kubernetes.<\/p>\n<p><\/p>\n<p>Bitrix, Kubernetes, Ceph \u2014 skv\u011bl\u00e1 kombinace?<\/p>\n<p><\/p>\n<p>Pov\u00edm v\u00e1m, jak jsme z toho v\u0161eho sestavili funk\u010dn\u00ed \u0159e\u0161en\u00ed.<\/p>\n<p><\/p>\n<p>Za\u010d\u00edn\u00e1me!<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Southbridge v \u010celjabinsku a Bitrix v Kubernetes\" src=\"\/wp-content\/uploads\/3f1b760eeab9dc07124a6353ccd2f004.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<p>Meetup prob\u011bhl 18. dubna v \u010celjabinsku. O na\u0161ich meetupech si m\u016f\u017eete p\u0159e\u010d\u00edst na <noindex><a rel=\"nofollow\" href=\"https:\/\/sysadminka.timepad.ru\">Timepad<\/a><\/noindex> a pod\u00edvat se na <noindex><a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/channel\/UCMblNgU0Gt-TXb9GdVeeinw\/\">YouTube<\/a><\/noindex>.<\/p>\n<p><\/p>\n<p>Pokud chcete p\u0159ij\u00edt k n\u00e1m s p\u0159edn\u00e1\u0161kou nebo jako poslucha\u010d \u2014 v\u00edtejte, pi\u0161te na vadim.isakanov@gmail.com a na Telegram t.me\/vadimisakanov. <\/p>\n<p><\/p>\n<h2 id=\"moy-doklad\">Moje p\u0159edn\u00e1\u0161ka<\/h2>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=MZqPNMUjr_M\" title=\"Prezentace o Bitrixu v Kubernetes.\"><img decoding=\"async\" alt=\"Southbridge v \u010celjabinsku a Bitrix v Kubernetes\" src=\"\/wp-content\/uploads\/eb02d3ceb8248faad927c2bcae0074de.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/yadi.sk\/i\/1q0YpFHBGBdtcg\">Prezentace<\/a><\/noindex><\/p>\n<p><\/p>\n<h2 id=\"reshenie-bitriks-v-kubernetes-versiya-southbridge-10\">\u0158e\u0161en\u00ed \u201eBitrix v Kubernetes, verze Southbridge 1.0\u201c<\/h2>\n<p><\/p>\n<p>Pov\u00edm o na\u0161em \u0159e\u0161en\u00ed ve form\u00e1tu \u201epro za\u010d\u00e1te\u010dn\u00edky v Kubernetes\u201c, jak to bylo prezentov\u00e1no na meetupu. Ale p\u0159edpokl\u00e1d\u00e1m, \u017ee slova Bitrix, Docker, Kubernetes, Ceph v\u00e1m jsou zn\u00e1m\u00e1 alespo\u0148 na \u00farovni \u010dl\u00e1nk\u016f na Wikipedii.<\/p>\n<p><\/p>\n<h4 id=\"chto-voobsche-est-gotovogo-pro-bitriks-v-kubernetes\">Jak\u00e9 informace jsou k dispozici o Bitrix v Kubernetes?<\/h4>\n<p><\/p>\n<p>Na cel\u00e9m internetu je velmi m\u00e1lo informac\u00ed o provozu aplikac\u00ed na Bitrix v Kubernetes.<br \/>\nNa\u0161el jsem jen takov\u00e9 materi\u00e1ly:<\/p>\n<p><\/p>\n<p>P\u0159edn\u00e1\u0161ka Alexandra Serbula, 1C-Bitrix, a Antona Tuzlukova z Qsoft: <\/p>\n<p>\n<center><div class=\"youtube-placeholder\" data-id=\"lHK4eOvLbRM\" onclick=\"loadVideo(this)\">\r\n        <img decoding=\"async\" src=\"https:\/\/img.youtube.com\/vi\/lHK4eOvLbRM\/hqdefault.jpg\" alt=\"P\u0159ehr\u00e1t video\" loading=\"lazy\" width=\"480\" height=\"360\" style=\"width:100%;height:auto;\">\r\n        <div class=\"play-button\"><\/div>\r\n    <\/div><\/center><\/p>\n<p>Doporu\u010duji ji poslechnout.<\/p>\n<p><\/p>\n<p>V\u00fdvoj vlastn\u00edho \u0159e\u0161en\u00ed od u\u017eivatele <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/users\/serkyron\/\" class=\"user_link\">serkyron<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/351286\/\">na Habru<\/a><\/noindex>.<br \/>\nNa\u0161el jsem tak\u00e9 <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/ESSch\/kubernetes\">takov\u00e9 \u0159e\u0161en\u00ed<\/a><\/noindex>.<\/p>\n<p><\/p>\n<p>A\u2026. vlastn\u011b, to je v\u0161echno.<\/p>\n<p><\/p>\n<p>Varuji, kvalitu pr\u00e1ce \u0159e\u0161en\u00ed na v\u00fd\u0161e uveden\u00fdch odkazech jsme nezkou\u0161eli \ud83d\ude42<br \/>\nMimochodem, p\u0159i p\u0159\u00edprav\u011b na\u0161eho \u0159e\u0161en\u00ed jsem mluvil s Alexandrem Serbulou, jeho\u017e p\u0159edn\u00e1\u0161ka je\u0161t\u011b nebyla, a proto m\u00e1m v m\u00fdch prezentac\u00edch bod \u201eBitrix nepou\u017e\u00edv\u00e1 Kubernetes\u201c.<\/p>\n<p><\/p>\n<p>Ale hotov\u00fdch Docker obraz\u016f pro pr\u00e1ci Bitrix v Dockeru u\u017e je hodn\u011b: <noindex><a rel=\"nofollow\" href=\"https:\/\/hub.docker.com\/search?q=bitrix&amp;type=image\">https:\/\/hub.docker.com\/search?q=bitrix&amp;type=image<\/a><\/noindex> <\/p>\n<p><\/p>\n<p>Je toho dost pro vytvo\u0159en\u00ed plnohodnotn\u00e9ho \u0159e\u0161en\u00ed pro Bitrix v Kubernetes?<br \/>\nNe. Existuje mnoho probl\u00e9m\u016f, kter\u00e9 je t\u0159eba vy\u0159e\u0161it.<\/p>\n<p><\/p>\n<h4 id=\"v-chem-problemy-s-bitriks-v-kubernetes\">Jak\u00e9 jsou probl\u00e9my s Bitrix v Kubernetes?<\/h4>\n<p><\/p>\n<p><strong>Prvn\u00ed \u2014 hotov\u00e9 obrazy z Dockerhubu nejsou vhodn\u00e9 pro Kubernetes.<\/strong><\/p>\n<p><\/p>\n<p>Pokud chceme postavit mikroslu\u017ebovou architekturu (a v Kubernetes obvykle chceme), je t\u0159eba aplikaci v Kubernetes rozd\u011blit na kontejnery a zajistit, aby ka\u017ed\u00fd kontejner vykon\u00e1val jednu malou funkci (a d\u011blalo to dob\u0159e). Pro\u010d jen jednu? Ve zkratce \u2014 \u010d\u00edm jednodu\u0161\u0161\u00ed, t\u00edm spolehliv\u011bj\u0161\u00ed.<br \/>\nPokud podrobn\u011bji \u2014 pros\u00edm, pod\u00edvejte se na tento \u010dl\u00e1nek a video: <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/426637\/\">https:\/\/habr.com\/ru\/company\/southbridge\/blog\/426637\/<\/a><\/noindex> <\/p>\n<p><\/p>\n<p>Docker obrazy na Dockerhubu jsou v\u011bt\u0161inou postaveny na principu \u201ev\u0161e v jednom\u201c, tak\u017ee jsme museli nakonec vytvo\u0159it na\u0161e vlastn\u00ed kolo a dokonce obrazy vytvo\u0159it od za\u010d\u00e1tku.<\/p>\n<p><\/p>\n<p><strong>Druh\u00e1 \u2014 k\u00f3d webu se opravuje z administrativn\u00edho panelu.<\/strong><\/p>\n<p><\/p>\n<p>Vytvo\u0159ili jsme novou sekci na webu \u2014 k\u00f3d se aktualizoval (p\u0159idala se slo\u017eka s n\u00e1zvem nov\u00e9 sekce).<\/p>\n<p><\/p>\n<p>Zm\u011bnili jsme vlastnosti komponenty z administr\u00e1torsk\u00e9ho panelu \u2014 k\u00f3d se zm\u011bnil.<\/p>\n<p><\/p>\n<p>Kubernetes \u201eve v\u00fdchoz\u00edm nastaven\u00ed\u201c s t\u00edmto nepracuje, kontejnery mus\u00ed b\u00fdt nem\u011bnn\u00e9 (Stateless).<\/p>\n<p><\/p>\n<p>D\u016fvod: ka\u017ed\u00fd kontejner (pod) v klastru zpracov\u00e1v\u00e1 pouze \u010d\u00e1st provozu. Pokud zm\u011bn\u00edte k\u00f3d pouze v jednom kontejneru (podu), bude k\u00f3d v r\u016fzn\u00fdch podech r\u016fzn\u00fd, web bude fungovat r\u016fzn\u011b, r\u016fzn\u00fdm u\u017eivatel\u016fm budou zobrazeny r\u016fzn\u00e9 verze webu. Takto se ned\u00e1 \u017e\u00edt.<\/p>\n<p><\/p>\n<p><strong>T\u0159et\u00ed \u2014 je pot\u0159eba \u0159e\u0161it ot\u00e1zku nasazen\u00ed.<\/strong><\/p>\n<p><\/p>\n<p>Pokud m\u00e1me monolit a jeden \u201eklasick\u00fd\u201c server, je to \u00fapln\u011b jednoduch\u00e9: nasad\u00edme novou k\u00f3dovou z\u00e1kladnu, provedeme migraci datab\u00e1ze, p\u0159epneme provoz na novou verzi k\u00f3du. P\u0159epnut\u00ed prob\u00edh\u00e1 okam\u017eit\u011b.<br \/>\nPokud m\u00e1me web v Kubernetes, rozd\u011blen\u00fd na mikroslu\u017eby, s mnoha kontejnery s k\u00f3dem \u2014 ach. Mus\u00edme sestavit kontejnery s novou verz\u00ed k\u00f3du, nasadit je m\u00edsto star\u00fdch, spr\u00e1vn\u011b prov\u00e9st migraci datab\u00e1ze, a ide\u00e1ln\u011b to prov\u00e9st nepozorovan\u011b pro n\u00e1v\u0161t\u011bvn\u00edky. Na\u0161t\u011bst\u00ed n\u00e1m v tom Kubernetes pom\u00e1h\u00e1, podporuje celou \u0159adu r\u016fzn\u00fdch typ\u016f nasazen\u00ed.<\/p>\n<p><\/p>\n<p><strong>\u010ctvrt\u00e9 \u2014 je pot\u0159eba \u0159e\u0161it ot\u00e1zku ukl\u00e1d\u00e1n\u00ed statick\u00e9ho obsahu.<\/strong><\/p>\n<p><\/p>\n<p>Pokud v\u00e1\u0161 web v\u00e1\u017e\u00ed \u201ejen\u201c 10 gigabajt\u016f a nasad\u00edte ho cel\u00fd v kontejnerech, dostanete kontejnery o hmotnosti 10 gigabajt\u016f, kter\u00e9 se budou nasazovat v\u011b\u010dnost.<br \/>\nJe pot\u0159eba ukl\u00e1dat nej \"t\u011b\u017e\u0161\u00ed\" \u010d\u00e1sti webu mimo kontejnery, a vzn\u00e1\u0161\u00ed se ot\u00e1zka, jak to spr\u00e1vn\u011b ud\u011blat.<\/p>\n<p><\/p>\n<h4 id=\"chego-net-v-nashem-reshenii\">Co v na\u0161em \u0159e\u0161en\u00ed nen\u00ed.<\/h4>\n<p><\/p>\n<p>Cel\u00fd k\u00f3d Bitrix nen\u00ed rozd\u011blen na mikrofunkce\/mikroslu\u017eby (tak, aby registrace byla odd\u011blen\u011b, modul internetov\u00e9ho obchodu odd\u011blen\u011b atd.). Celou k\u00f3dovou z\u00e1kladnu ukl\u00e1d\u00e1me v ka\u017ed\u00e9m kontejneru v celku.<\/p>\n<p><\/p>\n<p>Datab\u00e1zi v Kubernetes tak\u00e9 neuchov\u00e1v\u00e1me (p\u0159esto jsem realizoval \u0159e\u0161en\u00ed s datab\u00e1z\u00ed v Kubernetes pro v\u00fdvojov\u00e1 prost\u0159ed\u00ed, ale ne pro produkci).<\/p>\n<p><\/p>\n<p>Administr\u00e1tor\u016fm webu bude p\u0159esto znateln\u00e9, \u017ee web funguje v Kubernetes. Funkce \u201eov\u011b\u0159en\u00ed syst\u00e9mu\u201c nefunguje spr\u00e1vn\u011b, pro \u00fapravu k\u00f3du webu z administr\u00e1torsk\u00e9ho panelu je pot\u0159eba nejprve stisknout tla\u010d\u00edtko \u201echci upravit k\u00f3d\u201c.<\/p>\n<p><\/p>\n<p>Probl\u00e9my jsme vy\u0159e\u0161ili, pot\u0159ebnost implementace mikroslu\u017eeb jsme vyjasnili, c\u00edl je jasn\u00fd \u2013 z\u00edskat funk\u010dn\u00ed syst\u00e9m pro aplikace na Bitrixu b\u011b\u017e\u00edc\u00ed v Kubernetes, p\u0159i\u010dem\u017e zachov\u00e1me v\u00fdhody jak Bitrixu, tak Kubernetes. Za\u010d\u00edn\u00e1me s realizac\u00ed.<\/p>\n<p><\/p>\n<h4 id=\"arhitektura\">Architektura<\/h4>\n<p><\/p>\n<p>Mnoho \u201epracovn\u00edch\u201c pod\u016f s webserverem (worker\u016f).<br \/>\nJeden pod s cron \u00falohami (nutn\u011b pouze jeden).<br \/>\nJeden upgrade pod pro \u00fapravu k\u00f3du webu z administra\u010dn\u00edho panelu (tak\u00e9 nutn\u011b pouze jeden).<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Southbridge v \u010celjabinsku a Bitrix v Kubernetes\" src=\"\/wp-content\/uploads\/e26a787c11f78811b15a89f597331ef1.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>\u0158e\u0161\u00edme ot\u00e1zky:<\/p>\n<p><\/p>\n<ul>\n<li>Kde uchov\u00e1vat relace?<\/li>\n<li>Kde uchov\u00e1vat cache?<\/li>\n<li>Kde uchov\u00e1vat statick\u00e9 soubory, nem\u016f\u017eeme p\u0159eci m\u00edt gigabajty statiky v hromad\u011b kontejner\u016f?<\/li>\n<li>Jak bude fungovat datab\u00e1ze?<\/li>\n<\/ul>\n<p><\/p>\n<h4 id=\"docker-obraz\">Docker obraz<\/h4>\n<p><\/p>\n<p>Za\u010d\u00edn\u00e1me se sestaven\u00edm Docker obrazu.<\/p>\n<p><\/p>\n<p>Ide\u00e1ln\u00ed variantou je m\u00edt jeden univerz\u00e1ln\u00ed obraz, na jeho\u017e b\u00e1zi z\u00edsk\u00e1me jak worker pody, tak pody s cron \u00falohami a upgrade pody.<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/hub.docker.com\/r\/centosadmin\/bitrixenv\">Takov\u00fd obraz jsme pr\u00e1v\u011b vytvo\u0159ili.<\/a><\/noindex>.<\/p>\n<p><\/p>\n<p>Obsahuje nginx, apache\/php-fpm (lze vybrat p\u0159i sestaven\u00ed), msmtp pro odes\u00edl\u00e1n\u00ed e-mail\u016f a cron.<\/p>\n<p><\/p>\n<p>P\u0159i sestaven\u00ed obrazu se do adres\u00e1\u0159e \/app zkop\u00edruje kompletn\u00ed k\u00f3dov\u00e1 z\u00e1kladna webu (vyjma \u010d\u00e1st\u00ed, kter\u00e9 p\u0159esuneme do samostatn\u00e9ho sd\u00edlen\u00e9ho \u00falo\u017ei\u0161t\u011b).<\/p>\n<p><\/p>\n<h4 id=\"mikroservisnost-servisy\">Mikroslu\u017eby, slu\u017eby<\/h4>\n<p><\/p>\n<p><strong>worker pody:<\/strong><\/p>\n<p><\/p>\n<ul>\n<li>Kontejner s nginx + kontejner apache\/php-fpm + msmtp<\/li>\n<li>msmtp se nepoda\u0159ilo p\u0159esunout do samostatn\u00e9 mikroslu\u017eby, Bitrix za\u010d\u00edn\u00e1 protestovat, \u017ee nem\u016f\u017ee pos\u00edlat e-maily p\u0159\u00edmo.<\/li>\n<li>V ka\u017ed\u00e9m kontejneru je kompletn\u00ed k\u00f3dov\u00e1 z\u00e1kladna.<\/li>\n<li>Z\u00e1kaz \u00fapravy k\u00f3du v kontejnerech.<\/li>\n<\/ul>\n<p><\/p>\n<p><strong>cron pod:<\/strong><\/p>\n<p><\/p>\n<ul>\n<li>kontejner s apache, php, cron<\/li>\n<li>sou\u010d\u00e1st\u00ed je kompletn\u00ed k\u00f3dov\u00e1 z\u00e1kladna<\/li>\n<li>z\u00e1kaz \u00fapravy k\u00f3du v kontejnerech<\/li>\n<\/ul>\n<p><\/p>\n<p><strong>upgrade pod:<\/strong><\/p>\n<p><\/p>\n<ul>\n<li>kontejner s nginx + kontejner apache\/php-fpm + msmtp<\/li>\n<li>na z\u00e1kazy \u00fapravy k\u00f3du v kontejnerech se nevztahuj\u00ed<\/li>\n<\/ul>\n<p><\/p>\n<p><strong>\u00falo\u017ei\u0161t\u011b relac\u00ed<\/strong><\/p>\n<p><\/p>\n<p><strong>\u00falo\u017ei\u0161t\u011b cache pro Bitrix<\/strong><\/p>\n<p><\/p>\n<p>Je tak\u00e9 d\u016fle\u017eit\u00e9: hesla pro p\u0159ipojen\u00ed ke v\u0161emu, od datab\u00e1ze po e-mail, uchov\u00e1v\u00e1me v Kubernetes secrets. Z\u00edsk\u00e1v\u00e1me tak bonus, hesla jsou viditeln\u00e1 pouze t\u011bm, kter\u00fdm d\u00e1v\u00e1me p\u0159\u00edstup k tajemstv\u00edm, a ne v\u0161em, kdo maj\u00ed p\u0159\u00edstup ke k\u00f3dov\u00e9 z\u00e1kladn\u011b projektu.<\/p>\n<p><\/p>\n<h4 id=\"hranilische-dlya-statiki\">\u00dalo\u017ei\u0161t\u011b pro statiku<\/h4>\n<p><\/p>\n<p>M\u016f\u017eete pou\u017e\u00edt cokoliv: ceph, nfs (ale nfs nedoporu\u010dujeme pro produk\u010dn\u00ed prost\u0159ed\u00ed), s\u00ed\u0165ov\u00e9 \u00falo\u017ei\u0161t\u011b od 'cloud' poskytovatel\u016f, atd.<\/p>\n<p><\/p>\n<p>\u00dalo\u017ei\u0161t\u011b bude t\u0159eba p\u0159ipojit v kontejnerech do adres\u00e1\u0159e \/upload\/ webu a dal\u0161\u00edch adres\u00e1\u0159\u016f se statikou.<\/p>\n<p><\/p>\n<h4 id=\"baza-dannyh\">Datab\u00e1ze<\/h4>\n<p><\/p>\n<p>Pro jednoduchost doporu\u010dujeme vyv\u00e9st datab\u00e1zi mimo Kubernetes. Datab\u00e1ze v Kubernetes je samostatn\u00fd slo\u017eit\u00fd \u00fakol, kter\u00fd sch\u00e9ma v\u00fdrazn\u011b zkomplikuje.<\/p>\n<p><\/p>\n<h4 id=\"hranilische-sessiy\">\u00dalo\u017ei\u0161t\u011b relac\u00ed<\/h4>\n<p><\/p>\n<p>Pou\u017e\u00edv\u00e1me memcached \ud83d\ude42<\/p>\n<p><\/p>\n<p>Dobr\u00fd den, dob\u0159e se star\u00e1 o ukl\u00e1d\u00e1n\u00ed sezen\u00ed, je \u0161k\u00e1lovateln\u00fd a je 'nativn\u011b' podporov\u00e1n jako session.save_path v php. Takov\u00fd syst\u00e9m byl mnohokr\u00e1t vyzkou\u0161en ji\u017e v klasick\u00e9 monolitick\u00e9 architektu\u0159e, kdy jsme stav\u011bli clustery s velk\u00fdm po\u010dtem webov\u00fdch server\u016f. Pro nasazen\u00ed pou\u017e\u00edv\u00e1me helm.<\/p>\n<p><\/p>\n<pre><code class=\"plaintext\">$ helm install stable\/memcached --name session<\/code><\/pre>\n<p><\/p>\n<p>php.ini - zde jsou v obrazu nastavena nastaven\u00ed pro ukl\u00e1d\u00e1n\u00ed sezen\u00ed do memcached<\/p>\n<p><\/p>\n<p>Pou\u017eili jsme Environment Variables pro p\u0159ed\u00e1n\u00ed \u00fadaj\u016f o hostitel\u00edch s memcached <noindex><a rel=\"nofollow\" href=\"https:\/\/kubernetes.io\/docs\/tasks\/inject-data-application\/define-environment-variable-container\/\">https:\/\/kubernetes.io\/docs\/tasks\/inject-data-application\/define-environment-variable-container\/<\/a><\/noindex>.<br \/>\nTo umo\u017e\u0148uje pou\u017e\u00edt stejn\u00fd k\u00f3d ve v\u00fdvojov\u00fdch, stagingov\u00fdch, testovac\u00edch a produk\u010dn\u00edch prost\u0159ed\u00edch (jm\u00e9na hostitel\u016f memcached se budou li\u0161it, tak\u017ee do ka\u017ed\u00e9ho prost\u0159ed\u00ed mus\u00edme p\u0159edat unik\u00e1tn\u00ed jm\u00e9na hostitel\u016f pro sezen\u00ed).<br \/>\n\u00dalo\u017ei\u0161t\u011b cache Bitrix<\/p>\n<p><\/p>\n<p>Pot\u0159ebujeme odoln\u00e9 \u00falo\u017ei\u0161t\u011b, do kter\u00e9ho mohou zapisovat v\u0161echny pody a \u010d\u00edst z n\u011bj.<\/p>\n<p><\/p>\n<p>Tak\u00e9 pou\u017e\u00edv\u00e1me memcached.<br \/>\nToto \u0159e\u0161en\u00ed doporu\u010duje samotn\u00fd Bitrix.<\/p>\n<p><\/p>\n<pre><code class=\"plaintext\">$ helm install stable\/memcached --name cache<\/code><\/pre>\n<p><\/p>\n<p>bitrix\/.settings_extra.php - zde v Bitrix je ur\u010deno, kde m\u00e1me ulo\u017eenou cache<\/p>\n<p><\/p>\n<p>Tak\u00e9 pou\u017e\u00edv\u00e1me Environment Variables.<\/p>\n<p><\/p>\n<h3 id=\"krontaski\">Cron \u00falohy<\/h3>\n<p><\/p>\n<p>Existuj\u00ed r\u016fzn\u00e9 p\u0159\u00edstupy k prov\u00e1d\u011bn\u00ed cron \u00faloh v Kubernetes.<\/p>\n<p><\/p>\n<ul>\n<li>samostatn\u00e9 nasazen\u00ed s podem pro prov\u00e1d\u011bn\u00ed cron \u00faloh<\/li>\n<li>cronjob pro prov\u00e1d\u011bn\u00ed cron \u00faloh (pokud je to webov\u00e1 aplikace - s wget <noindex>https:\/\/$host$cronjobname<\/noindex>, nebo kubectl exec uvnit\u0159 jednoho z pracovn\u00edk\u016f pod\u016f atd.)<\/li>\n<li>atd.<\/li>\n<\/ul>\n<p><\/p>\n<p>Lze diskutovat o tom, jak\u00fd p\u0159\u00edstup je nejvhodn\u011bj\u0161\u00ed, ale v tomto p\u0159\u00edpad\u011b jsme zvolili variantu \u201esamostatn\u00fd deployment s podmi pro crontasks\u201c.<\/p>\n<p><\/p>\n<p>Jak to funguje:<\/p>\n<p><\/p>\n<ul>\n<li>cron \u00falohy p\u0159id\u00e1v\u00e1me p\u0159es ConfigMap nebo skrze soubor config\/addcron<\/li>\n<li>v jednom exempl\u00e1\u0159i spust\u00edme kontejner identick\u00fd s pracovn\u00edm pod\u2019em + povol\u00edme prov\u00e1d\u011bn\u00ed cron \u00faloh v n\u011bm<\/li>\n<li>pou\u017e\u00edv\u00e1 se stejn\u00e1 k\u00f3dov\u00e1 b\u00e1ze, d\u00edky unifikaci je sestaven\u00ed kontejneru jednoduch\u00e9<\/li>\n<\/ul>\n<p><\/p>\n<p>Co dobr\u00e9ho z\u00edsk\u00e1v\u00e1me:<\/p>\n<p><\/p>\n<ul>\n<li>m\u00e1me funk\u010dn\u00ed cron \u00falohy v prost\u0159ed\u00ed, kter\u00e9 je identick\u00e9 s prost\u0159ed\u00edm v\u00fdvoj\u00e1\u0159\u016f (docker)<\/li>\n<li>Crontasks nen\u00ed pot\u0159eba \u201ep\u0159episovat\u201c pro Kubernetes, funguj\u00ed ve stejn\u00e9 podob\u011b a v t\u00e9 sam\u00e9 k\u00f3dov\u00e9 z\u00e1kladn\u011b jako d\u0159\u00edve.<\/li>\n<li>cron \u00falohy mohou p\u0159id\u00e1vat v\u0161ichni \u010dlenov\u00e9 t\u00fdmu s pr\u00e1vem commit do produk\u010dn\u00ed v\u011btve, nejen administr\u00e1to\u0159i<\/li>\n<\/ul>\n<p><\/p>\n<h3 id=\"modul-southbridge-k8sdeploy-i-redaktirovanie-koda-iz-admin-paneli\">Modul Southbridge K8SDeploy a \u00faprava k\u00f3du z administra\u010dn\u00edho panelu<\/h3>\n<p><\/p>\n<p>V\u017edy\u0165 jsme mluvili o upgradu podu?<br \/>\nA jak sm\u011brovat provoz tam?<br \/>\nHur\u00e1, napsali jsme pro to modul na php \ud83d\ude42 Je to mal\u00fd klasick\u00fd modul pro Bitrix. Je\u0161t\u011b nen\u00ed ve\u0159ejn\u011b dostupn\u00fd, ale pl\u00e1nujeme ho zve\u0159ejnit.<br \/>\nModul se instaluje jako b\u011b\u017en\u00fd modul v Bitrix:<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Southbridge v \u010celjabinsku a Bitrix v Kubernetes\" src=\"\/wp-content\/uploads\/ba9f895ce645862c7ba003d523cd5656.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>A vypad\u00e1 takto:<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Southbridge v \u010celjabinsku a Bitrix v Kubernetes\" src=\"\/wp-content\/uploads\/916ae9243fae9f6405cc68174ec5bb2b.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>Umo\u017e\u0148uje nastavit cookie, kter\u00e1 identifikuje spr\u00e1vce webu, a umo\u017e\u0148uje Kubernetes sm\u011brovat provoz na upgrade pod.<\/p>\n<p><\/p>\n<p>Po dokon\u010den\u00ed zm\u011bn je t\u0159eba stisknout git push, zm\u011bny k\u00f3du budou odesl\u00e1ny do git, pot\u00e9 syst\u00e9m sestav\u00ed obraz s novou verz\u00ed k\u00f3du a \"rozes\u00edl\u00e1\" ji po clusteru, a nahrad\u00ed star\u00e9 pody.<\/p>\n<p><\/p>\n<p>Ano, je to trochu kask\u00e1dovit\u011b, ale zachov\u00e1v\u00e1me mikroservisn\u00ed architekturu a nep\u0159ich\u00e1z\u00edme o obl\u00edbenou mo\u017enost u\u017eivatel\u016f Bitrixu upravit k\u00f3d z administrace. Nakonec je to volba, \u00fapravu k\u00f3du lze vy\u0159e\u0161it jinak.<\/p>\n<p><\/p>\n<h4 id=\"helm-chart\">Helm chart<\/h4>\n<p><\/p>\n<p>Pro sestaven\u00ed aplikac\u00ed v Kubernetes obvykle pou\u017e\u00edv\u00e1me spr\u00e1vce bal\u00ed\u010dk\u016f Helm.<br \/>\nPro na\u0161e \u0159e\u0161en\u00ed Bitrix v Kubernetes napsal Sergey Bondarev, n\u00e1\u0161 vedouc\u00ed syst\u00e9mov\u00fd administr\u00e1tor, speci\u00e1ln\u00ed Helm chart.<\/p>\n<p><\/p>\n<p>Prov\u00e1d\u00ed sestaven\u00ed worker\u016f, upgrady, pod\u016f crontasks, nastavuje ingresse, slu\u017eby a p\u0159ed\u00e1v\u00e1 prom\u011bnn\u00e9 z Kubernetes secrets do pod\u016f.<\/p>\n<p><\/p>\n<p>K\u00f3d uchov\u00e1v\u00e1me v Gitlabu a sestaven\u00ed Helm tak\u00e9 spou\u0161t\u00edme z Gitlabu.<\/p>\n<p><\/p>\n<p>Pokud stru\u010dn\u011b, vypad\u00e1 to takto<\/p>\n<p><\/p>\n<pre><code class=\"plaintext\">$ helm upgrade --install project .helm --set image=registrygitlab.local\/k8s\/bitrix -f .helm\/values.yaml --wait --timeout 300 --debug --tiller-namespace=production<\/code><\/pre>\n<p><\/p>\n<p>Helm tak\u00e9 umo\u017e\u0148uje prov\u00e9st \"bezprobl\u00e9mov\u00fd\" rollback, pokud p\u0159i nasazen\u00ed do\u0161lo k n\u011bjak\u00e9mu probl\u00e9mu. Je p\u0159\u00edjemn\u00e9, kdy\u017e nemus\u00edte panika\u0159it a \"opravovat k\u00f3d p\u0159es FTP, proto\u017ee produkce spadla\", ale Kubernetes to d\u011bl\u00e1 automaticky, a to bez prostoje.<\/p>\n<p><\/p>\n<h4 id=\"deploy\">Nasazen\u00ed<\/h4>\n<p><\/p>\n<p>Ano, jsme fanou\u0161ci Gitlab &amp; Gitlab CI, pou\u017e\u00edv\u00e1me ho \ud83d\ude42<br \/>\nP\u0159i commitu do Gitlabu do repozit\u00e1\u0159e projektu Gitlab spust\u00ed pipeline, kter\u00e1 provede nasazen\u00ed nov\u00e9 verze prost\u0159ed\u00ed.<\/p>\n<p><\/p>\n<p>Etapy:<\/p>\n<p><\/p>\n<ul>\n<li>build (sestavujeme nov\u00fd Docker obraz)<\/li>\n<li>test (testujeme)<\/li>\n<li>clean up (odstra\u0148ujeme testovac\u00ed prost\u0159ed\u00ed)<\/li>\n<li>push (odes\u00edl\u00e1me ho do Docker registry)<\/li>\n<li>deploy (nasazujeme aplikaci v Kubernetes p\u0159es Helm).<\/li>\n<\/ul>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Southbridge v \u010celjabinsku a Bitrix v Kubernetes\" src=\"\/wp-content\/uploads\/74e565a0793b90c3cc19b8c7dedaff34.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><\/p>\n<p>Hur\u00e1, hotovo, implementujeme!<br \/>\nNebo se pt\u00e1me, pokud n\u011bjak\u00e9 jsou.<\/p>\n<p><\/p>\n<h2 id=\"itak-chto-my-sdelali\">Tak co jsme ud\u011blali?<\/h2>\n<p><\/p>\n<p><strong>Z technick\u00e9ho hlediska:<\/strong><\/p>\n<p><\/p>\n<ul>\n<li>dockerizovali Bitrix;<\/li>\n<li>\"rozd\u011blili\" Bitrix na kontejnery, ka\u017ed\u00fd z nich vykon\u00e1v\u00e1 minim\u00e1ln\u00ed funkce;<\/li>\n<li>dos\u00e1hli stateless stavu kontejner\u016f;<\/li>\n<li>vy\u0159e\u0161ili probl\u00e9m s aktualizac\u00ed Bitrixu v Kubernetes;<\/li>\n<li>v\u0161echny funkce Bitrixu funguj\u00ed d\u00e1l (t\u00e9m\u011b\u0159 v\u0161echny);<\/li>\n<li>provedli nasazen\u00ed v Kubernetes a rollback mezi verzemi.<\/li>\n<\/ul>\n<p><\/p>\n<p><strong>Z hlediska podnik\u00e1n\u00ed:<\/strong><\/p>\n<p><\/p>\n<ul>\n<li>odolnost v\u016f\u010di chyb\u00e1m;<\/li>\n<li>n\u00e1stroje Kubernetes (jednoduch\u00e1 integrace s Gitlab CI, bezprobl\u00e9mov\u00e9 nasazen\u00ed atd.);<\/li>\n<li>hesla v tajn\u00fdch \u00fadaj\u00edch (vid\u00ed je jen ti, kte\u0159\u00ed maj\u00ed p\u0159\u00edm\u00fd p\u0159\u00edstup k hesl\u016fm);<\/li>\n<li>je pohodln\u00e9 vytvo\u0159it dal\u0161\u00ed prost\u0159ed\u00ed (pro v\u00fdvoj, testy atd.) v r\u00e1mci jedin\u00e9 infrastruktury.<\/li>\n<\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/southbridge\/blog\/456608\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0427\u0435\u043b\u044f\u0431\u0438\u043d\u0441\u043a\u0435 \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0442 \u043c\u0438\u0442\u0430\u043f\u044b \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u043e\u0432 Sysadminka, \u0438 \u043d\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u043c \u0438\u0437 \u043d\u0438\u0445 \u044f \u0434\u0435\u043b\u0430\u043b \u0434\u043e\u043a\u043b\u0430\u0434 \u043e \u043d\u0430\u0448\u0435\u043c \u0440\u0435\u0448\u0435\u043d\u0438\u0438 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u043d\u0430 1\u0421-\u0411\u0438\u0442\u0440\u0438\u043a\u0441 \u0432 Kubernetes. \u0411\u0438\u0442\u0440\u0438\u043a\u0441, Kubernetes, \u0421eph \u2014 \u043e\u0442\u043b\u0438\u0447\u043d\u0430\u044f \u0441\u043c\u0435\u0441\u044c? \u0420\u0430\u0441\u0441\u043a\u0430\u0436\u0443, \u043a\u0430\u043a \u043c\u044b \u0438\u0437 \u0432\u0441\u0435\u0433\u043e \u044d\u0442\u043e\u0433\u043e \u0441\u043e\u0431\u0440\u0430\u043b\u0438 \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0435\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u0435. \u041f\u043e\u0435\u0445\u0430\u043b\u0438! \u041c\u0438\u0442\u0430\u043f \u043f\u0440\u043e\u0448\u0435\u043b 18 \u0430\u043f\u0440\u0435\u043b\u044f \u0427\u0435\u043b\u044f\u0431\u0438\u043d\u0441\u043a\u0435. \u041f\u0440\u043e \u043d\u0430\u0448\u0438 \u043c\u0438\u0442\u0430\u043f\u044b \u043c\u043e\u0436\u043d\u043e \u043f\u043e\u0447\u0438\u0442\u0430\u0442\u044c \u0432 Timepad \u0438 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c [&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":[688],"tags":[],"class_list":["post-35581","post","type-post","status-publish","format-standard","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=\"\u0412 \u0427\u0435\u043b\u044f\u0431\u0438\u043d\u0441\u043a\u0435 \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0442 \u043c\u0438\u0442\u0430\u043f\u044b \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u043e\u0432 Sysadminka, \u0438 \u043d\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u043c \u0438\u0437 \u043d\u0438\u0445 \u044f \u0434\u0435\u043b\u0430\u043b \u0434\u043e\u043a\u043b\u0430\u0434 \u043e \u043d\u0430\u0448\u0435\u043c \u0440\u0435\u0448\u0435\u043d\u0438\u0438 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u043d\u0430 1\u0421-\u0411\u0438\u0442\u0440\u0438\u043a\u0441 \u0432 Kubernetes. \u0411\u0438\u0442\u0440\u0438\u043a\u0441, Kubernetes, \u0421eph \u2014.\" \/>\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\/southbridge-v-chelyabinske-i-bitriks-v-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\udd47Southbridge \u0432 \u0427\u0435\u043b\u044f\u0431\u0438\u043d\u0441\u043a\u0435 \u0438 \u0411\u0438\u0442\u0440\u0438\u043a\u0441 \u0432 Kubernetes | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u0412 \u0427\u0435\u043b\u044f\u0431\u0438\u043d\u0441\u043a\u0435 \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0442 \u043c\u0438\u0442\u0430\u043f\u044b \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u043e\u0432 Sysadminka, \u0438 \u043d\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u043c \u0438\u0437 \u043d\u0438\u0445 \u044f \u0434\u0435\u043b\u0430\u043b \u0434\u043e\u043a\u043b\u0430\u0434 \u043e \u043d\u0430\u0448\u0435\u043c \u0440\u0435\u0448\u0435\u043d\u0438\u0438 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u043d\u0430 1\u0421-\u0411\u0438\u0442\u0440\u0438\u043a\u0441 \u0432 Kubernetes. \u0411\u0438\u0442\u0440\u0438\u043a\u0441, Kubernetes, \u0421eph \u2014.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/southbridge-v-chelyabinske-i-bitriks-v-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=\"2019-10-31T19:05:09+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2019-10-31T19:05:09+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\udd47Southbridge v \u010celjabinsku a Bitrix v Kubernetes | ProHoster","description":"V \u010celjabinsku se konaj\u00ed meetupy spr\u00e1vc\u016f syst\u00e9m\u016f Sysadminka a na posledn\u00edm z nich jsem prezentoval na\u0161e \u0159e\u0161en\u00ed pro provoz aplikac\u00ed na 1C-Bitrix v Kubernetes. 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