{"id":1689,"date":"2019-05-03T18:15:20","date_gmt":"2019-05-03T16:15:20","guid":{"rendered":"https:\/\/blog.wedos.cz\/?p=1689"},"modified":"2019-05-04T10:35:20","modified_gmt":"2019-05-04T08:35:20","slug":"jsou-domeny-moc-drahe-potrebujete-oddelit-obsah-pomoci-subdomen-nolimit-je-tu-pro-vas","status":"publish","type":"post","link":"https:\/\/blog.wedos.com\/cs\/jsou-domeny-moc-drahe-potrebujete-oddelit-obsah-pomoci-subdomen-nolimit-je-tu-pro-vas","title":{"rendered":"Jsou dom\u00e9ny moc drah\u00e9? Pot\u0159ebujete odd\u011blit obsah pomoc\u00ed subdom\u00e9n? NoLimit je tu pro v\u00e1s!"},"content":{"rendered":"

Tento m\u011bs\u00edc jsme spustili takov\u00e9 „men\u0161\u00ed“ roz\u0161\u00ed\u0159en\u00ed pro n\u00e1\u0161 webhosting NoLimit<\/a>, kter\u00e9 v\u00e1m umo\u017en\u00ed nap\u0159\u00edklad zv\u00fd\u0161it bezpe\u010dnost anebo rozlo\u017eit z\u00e1t\u011b\u017e va\u0161eho internetov\u00e9ho projektu.<\/p>\n

<\/p>\n

Doposud jste mohli n\u00e1\u0161 webhosting NoLimit vyu\u017e\u00edvat jen pro dom\u00e9ny druh\u00e9ho \u0159\u00e1du (nap\u0159\u00edklad wedos.cz, pojisteni.cz, wedos.online atd.). Co\u017e je zna\u010dn\u011b omezuj\u00edc\u00ed, proto\u017ee dnes je b\u011b\u017en\u00e9 vyu\u017e\u00edvat jednu dom\u00e9nu, prost\u0159ednictv\u00edm subdom\u00e9n (dom\u00e9n 3. \u0159\u00e1du), pro v\u00edce projekt\u016f, rozd\u011blen\u00ed slu\u017eeb anebo i rozlo\u017een\u00ed z\u00e1t\u011b\u017ee.<\/p>\n

Tohle v\u0161e u\u017e um\u00ed i n\u00e1\u0161 NoLimit. Pro ka\u017edou subdom\u00e9nu si m\u016f\u017eete po\u0159\u00eddit samostatn\u00fd NoLimit, individu\u00e1ln\u011b jej nastavit v administraci a pou\u017e\u00edt pro specifick\u00fd \u00fa\u010del. P\u0159itom\u00a0 m\u016f\u017eete nap\u0159\u00edklad\u00a0 i sd\u00edlet spole\u010dnou datab\u00e1zi.<\/p>\n

Doposud jste to mohli d\u011blat p\u0159es soubor .htaccess, ale n\u011bkter\u00e9 redak\u010dn\u00ed syst\u00e9my s t\u00edm m\u011bly probl\u00e9my a z\u00e1rove\u0148 to nebylo \u00fapln\u011b bezpe\u010dn\u00e9 a optim\u00e1ln\u00ed \u0159e\u0161en\u00ed. Nemluv\u011b o tom, \u017ee se po\u0159\u00e1d jednalo o jeden hosting a t\u00edm jste m\u011bli jen jeden spole\u010dn\u00fd (a sd\u00edlen\u00fd) v\u00fdkon a spole\u010dn\u00fd po\u010det PHP proces\u016f. Nyn\u00ed to m\u016f\u017eete m\u00edt cel\u00e9 zcela odd\u011blen\u00e9.<\/p>\n

Ji\u017e d\u0159\u00edve jsme se rozhodli p\u0159ipravit novou slu\u017ebu WMS (o t\u00e9 zase p\u0159\u00ed\u0161t\u011b), ale v\u0161e \u0161lo stra\u0161n\u011b pomalu. WMS sice ji\u017e brzo pust\u00edme na ve\u0159ejn\u00e9 testy, ale mezit\u00edm jsme\u00a0 sami p\u0159e\u0161li s na\u0161imi weby na WordPress. Na\u0161emu webhostingu v\u011b\u0159\u00edme, a tak na\u0161e\u00a0 weby provozujeme na klasick\u00e9m sd\u00edlen\u00e9m webhostingu, stejn\u011b jako z\u00e1kazn\u00edky. Vzhledem k n\u011bkolika nov\u00fdm web\u016fm\u00a0 (nov\u00e9 jazykov\u00e9 mutace, blog, nov\u00fd web pro podporu…) na WordPressu\u00a0 jsme\u00a0 sami hledali optim\u00e1ln\u00ed provozn\u00ed \u0159e\u0161en\u00ed. Z tohoto d\u016fvodu jsme pot\u0159ebovali hosting na dom\u00e9n\u00e1ch t\u0159et\u00edho \u0159\u00e1du. Vyvinuli jsme si to tedy nejprve cel\u00e9 \u0159e\u0161en\u00ed \u010dist\u011b pro na\u0161e pot\u0159eby a nyn\u00ed to nab\u00edz\u00edme i klient\u016fm.<\/p>\n

Vyu\u017eit\u00ed pro rozd\u011blen\u00ed obsahu<\/h3>\n

Subdom\u00e9ny vyu\u017e\u00edv\u00e1me hlavn\u011b pro rozd\u011blen\u00ed obsahu. T\u0159eba n\u00e1\u0161 blog jede na blog<\/strong>.wedos.cz, hlavn\u00ed obsah pro \u010desk\u00e9 n\u00e1v\u0161t\u011bvn\u00edky najdete na www<\/strong>.wedos.cz a proces objedn\u00e1v\u00e1n\u00ed dom\u00e9n \u0159e\u0161\u00edme p\u0159es order<\/strong>.wedos.cz. Jedn\u00e1 se vlastn\u011b o t\u0159i odd\u011blen\u00e9 weby. Ka\u017ed\u00fd m\u00e1 individu\u00e1ln\u00ed nastaven\u00ed, navz\u00e1jem do sebe nezasahuj\u00ed a provozn\u011b se neovliv\u0148uj\u00ed.\u00a0<\/p>\n

M\u016f\u017eete tak m\u00edt 3x tolik nez\u00e1visl\u00fdch PHP proces\u016f, jeden web se zapnut\u00fdm cachov\u00e1n\u00edm p\u0159es n\u00e1\u0161 proxy server a jin\u00fd bez toho. Jeden m\u016f\u017ee obsahovat i v\u00edce dal\u0161\u00edch dom\u00e9n a dal\u0161\u00ed nemus\u00ed. Nic z toho neovliv\u0148uje redak\u010dn\u00ed syst\u00e9my a r\u016fzn\u00e9 CMS.<\/p>\n

Vyu\u017eit\u00ed pro zv\u00fd\u0161en\u00ed bezpe\u010dnosti<\/h3>\n

Pokud m\u00e1te nap\u0159\u00edklad na m\u00edru d\u011blan\u00fd e-shop za stovky tis\u00edc a cht\u011bli byste k n\u011bmu p\u0159idat blog, kam m\u00e1te v \u00famyslu p\u0159isp\u00edvat jen ob\u010das, tak zvol\u00edte t\u0159eba obl\u00edben\u00fd open source WordPress, kter\u00fd je zdarma. Z na\u0161\u00ed administrace lze nainstalovat na jedno kliknut\u00ed.<\/p>\n

Jenom\u017ee kdy\u017e d\u00e1te\u00a0nov\u00fd blog na spole\u010dn\u00fd webhosting, tak nevhodn\u00fdm zach\u00e1zen\u00edm m\u016f\u017eete zp\u016fsobit znefunk\u010dn\u011bn\u00ed cel\u00e9ho va\u0161eho eshopu. Nav\u00edc je zde i bezpe\u010dnostn\u00ed riziko napaden\u00ed, pokud podcen\u00edte bezpe\u010dnost (slab\u00e9 heslo, nepou\u017e\u00edv\u00e1n\u00ed bezpe\u010dnostn\u00edho pluginu, zapomenut\u00e1 aktualizace atd.).<\/p>\n

Nyn\u00ed sta\u010d\u00ed po\u0159\u00eddit si dal\u0161\u00ed NoLimit pro subdom\u00e9nu, t\u0159eba blog.v\u00e1\u0161-e-shop.cz. Jak e-shop, tak i blog budou od sebe odd\u011blen\u00e9. Pokud by do\u0161lo k n\u011bjak\u00e9 chyb\u011b tak jeden neovlivn\u00ed ten druh\u00fd.<\/p>\n

T\u00edm to v\u0161ak nekon\u010d\u00ed. Pro v\u00e1\u0161 internetov\u00fd projekt m\u016f\u017eete t\u0159eba odd\u011blit administraci na samostatnou subdom\u00e9nu a p\u0159itom vyu\u017e\u00edvat spole\u010dnou datab\u00e1zi. NoLimit pro administraci si pak m\u016f\u017eete nastavit tak, aby byl o dost odoln\u011bj\u0161\u00ed proti \u00fatok\u016fm. Datab\u00e1zi mohou pou\u017e\u00edvat spole\u010dnou, jen si vytvo\u0159\u00edte dal\u0161\u00edho u\u017eivatele s omezen\u00fdmi pr\u00e1vy.<\/p>\n

Dokonce si m\u016f\u017eete ud\u011blat skript, kter\u00fd bude datab\u00e1ze mezi hostingy z\u00e1lohovat. P\u0159edstavivosti se meze nekladou.<\/p>\n

Samoz\u0159ejm\u011b si m\u016f\u017eete ud\u011blat nap\u0159\u00edklad samostatn\u00fd web admin.va\u0161e-dom\u00e9na a tam m\u00edt p\u0159\u00edstup do administrace va\u0161ich slu\u017eeb, va\u0161eho e-shopu apod. To v\u0161e d\u016fkladn\u011b omezen\u00e9 pro p\u0159\u00edstup na IP adresy apod.\u00a0<\/p>\n

Jeden z velk\u00fdch \u010desk\u00fdch e-shop\u016f s obratem p\u0159es 1,5 miliardy\u00a0 korun, kter\u00fd mimochodem hostuje na na\u0161em webhostingu, si ud\u011blal i samostatn\u00fd hosting pro importy a exporty (mezi jejich dodavateli a jejich odb\u011brateli). V\u0161e je zase omezen\u00e9 na IP adresy, jsou tam dal\u0161\u00ed formy zabezpe\u010den\u00ed a nic z toho neovliv\u0148uje a nezat\u011b\u017euje hlavn\u00ed web, na kter\u00fd chod\u00ed des\u00edtky tis\u00edc n\u00e1v\u0161t\u011bvn\u00edk\u016f denn\u011b.\u00a0\u00a0<\/p>\n

Vyu\u017eit\u00ed pro statick\u00fd obsah<\/h3>\n

Pot\u0159ebujete \u0161et\u0159it v\u00fdkon? Tak si zalo\u017ete NoLimit pro subdom\u00e9nu, kde nebude \u017e\u00e1dn\u00e9 PHP ani .htaccess. Jen adres\u00e1\u0159e se statick\u00fdm obsahem jako jsou obr\u00e1zky. Na n\u011b pak budete odkazovat z va\u0161eho webu.\u00a0<\/p>\n

M\u016f\u017eete polemizovat, \u017ee u nov\u00fdch webhosting\u016f se o v\u0161e automaticky staraj\u00ed proxy servery<\/a>, ale odd\u011blen\u00fdm hostingem tomu neubl\u00ed\u017e\u00edte.<\/p>\n

Vyu\u017eit\u00ed pro zv\u00fd\u0161en\u00ed v\u00fdkonu<\/h3>\n

M\u00e1te n\u00e1ro\u010dn\u011bj\u0161\u00ed web? Tak pro\u010d jej nerozd\u011blit pomoc\u00ed subdom\u00e9n nap\u0159\u00edklad podle jazykov\u00fdch mutac\u00ed?<\/p>\n

M\u016f\u017eete si tak\u00e9 ud\u011blat centr\u00e1ln\u00ed administraci, p\u0159es kterou budete nahr\u00e1vat a aktualizovat obsah na jednotliv\u00fdch webech, kter\u00e9 budou na subdom\u00e9n\u00e1ch a p\u0159itom pokud bude jeden p\u0159et\u00ed\u017een\u00fd, tak neovlivn\u00ed dal\u0161\u00ed. Na ka\u017ed\u00e9m lze m\u00edt a\u017e 10 PHP vl\u00e1ken s p\u0159\u00edplatkovou slu\u017ebou Extra<\/a>. K datab\u00e1z\u00edm jednotliv\u00fdch hosting\u016f p\u0159\u00edstup m\u00e1te.<\/p>\n

Rozd\u011blen\u00ed v\u00fdkonu je vhodn\u00e9 i pro slo\u017eit\u011bj\u0161\u00ed operace, jako nap\u0159\u00edklad import anebo zpracov\u00e1n\u00ed v\u011bt\u0161\u00edho objemu dat. Takov\u00e1to operace m\u016f\u017ee zablokovat PHP vl\u00e1kno a\u017e na n\u011bkolik minut. P\u0159itom jej zrovna budete pot\u0159ebovat pro n\u00e1v\u0161t\u011bvn\u00edky. T\u00edm, \u017ee v\u0161echny n\u00e1ro\u010dn\u011bj\u0161\u00ed operace budete \u0159e\u0161it odd\u011blen\u011b (na samostatn\u00e9m hostingu), tak nehroz\u00ed \u017ee va\u0161i n\u00e1v\u0161t\u011bvn\u00edci uvid\u00ed chybu 503.<\/p>\n

Vyu\u017eit\u00ed pro v\u00fdvoj a nasazov\u00e1n\u00ed nov\u00fdch verz\u00ed<\/h3>\n

M\u016f\u017eete m\u00edt v\u00fdvojovou verzi (nazvanou nap\u0159\u00edklad dev.v\u00e1\u0161-projekt.cz) a ostrou verzi webu (z\u00e1kazn\u00edk\u016fv-projekt.cz). Kliknut\u00edm v administraci m\u016f\u017eete oba webhostingy p\u0159ejmenovat a obsah se prohod\u00ed. Je\u0161t\u011b \u0159e\u0161\u00edme, aby se to dalo ud\u011blat\u00a0 v praxi tak, \u017ee to bude bez v\u00fdpadku – nebude se \u010dekat na zm\u011bny DNS a hlavn\u011b n\u00e1sledn\u00e9 generov\u00e1n\u00ed certifik\u00e1t\u016f pro HTTPS.<\/p>\n

Mimochodem p\u0159ipravujeme i mo\u017enost verzov\u00e1n\u00ed u webhostingu a z\u00e1lohov\u00e1n\u00ed na jedno kliknut\u00ed. Rozhodn\u011b jsme neusnuli na vav\u0159\u00ednech. St\u00e1le na na\u0161ich slu\u017eb\u00e1ch pracujeme a zlep\u0161ujeme je.\u00a0 \ud83d\ude09<\/p>\n

Skute\u010dnou s\u00edlu dom\u00e9n t\u0159et\u00edho \u0159\u00e1du vypust\u00edte a\u017e s WMS<\/h3>\n

V sou\u010dasn\u00e9 dob\u011b intenzivn\u011b pracujeme na dokon\u010den\u00ed v\u00fdvoje nov\u00e9 slu\u017eby WMS. V samostatn\u00e9m kontejneru je uzav\u0159en\u00fd webhosting a datab\u00e1ze. Z\u00e1kazn\u00edk m\u00e1 k dispozici vyhrazen\u00e9 prost\u0159edky. WMS toti\u017e budou jen s vyhrazen\u00fdmi prost\u0159edky. Sd\u00edlen\u00e1 varianta se v sou\u010dasn\u00e9 dob\u011b ani nepl\u00e1nuje. Sice to po\u0159\u00e1dn\u011b nav\u00fd\u0161\u00ed cenu, ale zato cel\u00fd v\u00fdkon bude jen v\u00e1\u0161 a to a\u017e na \u00farove\u0148 cel\u00e9ho serveru.<\/p>\n

V samotn\u00e9m WMS si z\u0159izujete webhostingy podobn\u00e9 NoLimit, ale s parametry jak\u00e9 budete cht\u00edt vy. V\u0161e\u00a0 je jen na v\u00e1s. Timeout skript\u016f klidn\u011b n\u011bkolik hodin, PHP vl\u00e1kna si m\u016f\u017eete „na\u0159ezat“ na des\u00edtky slab\u0161\u00edch atd. M\u00e1te plnou kontrolu nad v\u0161emi parametry webhostingu. Kdy\u017e to p\u0159e\u017eenete, tak je tu st\u00e1le mo\u017enost vr\u00e1cen\u00ed se do „tov\u00e1rn\u00edho nastaven\u00ed“ :). Ale nebojte se. Budou p\u0159ednastaven\u00e9 jako n\u00e1\u0161 NoLimit. Pokro\u010dilej\u0161\u00ed nastaven\u00ed vyu\u017e\u00edt v\u016fbec nemus\u00edte.<\/p>\n

Jen pro zaj\u00edmavost. Umo\u017en\u00edme v\u00e1m b\u011bh skript\u016f t\u0159eba 24 hodin nebo vyu\u017eit\u00ed pam\u011bti prost\u0159ednictv\u00edm PHP a\u017e n\u011bkolik GB. Fantazii se meze nekladou. V\u0161e bude vyhrazen\u00e9 jen pro v\u00e1s. S nik\u00fdm se o v\u00fdkon d\u011blit nebudete.\u00a0<\/p>\n

Pr\u00e1v\u011b zde subdom\u00e9ny vyu\u017eijete naplno. K parsov\u00e1n\u00ed dat poslou\u017e\u00ed jedno super rychl\u00e9 PHP vl\u00e1kno s vysok\u00fdm memory_limit, na import dat se v\u00e1m zase bude hodit velmi vysok\u00fd max_execution_time, \u00falo\u017ei\u0161t\u011b statick\u00fdch anebo cachovan\u00fdch soubor\u016f se spoustou slab\u0161\u00edch vl\u00e1ken, super zabezpe\u010den\u00e1 administrace atd. To v\u0161e a mnohem v\u00edce v\u00e1s \u010dek\u00e1 u WMS.<\/p>\n

Mimochodem bude mo\u017en\u00e9 si objednat i n\u011bkolik r\u016fzn\u00fdch WMS na r\u016fzn\u00fdch fyzick\u00fdch serverech a t\u00edm doc\u00edlit nav\u00fd\u0161en\u00ed dostupnosti. M\u016f\u017eete m\u00edt r\u016fzn\u00e9 dom\u00e9ny II. \u0159\u00e1du nebo III. \u0159\u00e1du na r\u016fzn\u00fdch WMS. Vz\u00e1jemn\u011b mohou vyu\u017e\u00edvat datab\u00e1ze a vz\u00e1jemn\u011b se dopl\u0148ovat v rozd\u011blen\u00ed z\u00e1t\u011b\u017ee a balancov\u00e1n\u00ed provozu. M\u016f\u017eete si objednat slab\u00fd WMS s obrovskou datab\u00e1z\u00ed (t\u0159eba des\u00edtky GB). Nebo si naopak objedn\u00e1te WMS s ob\u0159\u00edmi parametry, ale bez datab\u00e1ze. Fantazii se opravdu meze nekladou.\u00a0\u00a0<\/p>\n

Z\u00e1v\u011br<\/h3>\n

Posunuli jsme na\u0161i slu\u017ebu NoLimit zase o krok d\u00e1l. Tento rok j\u00ed \u010dek\u00e1 je\u0161t\u011b n\u011bkolik dal\u0161\u00edch vylep\u0161en\u00ed a novinek, ale v\u011bt\u0161ina p\u0159ijde a\u017e po migraci NoLimit z\u0159izovan\u00fdch na star\u0161\u00edch serverech na nov\u00e9 HPE Moonshot. Ta prob\u011bhne postupn\u011b. Jedn\u00e1 se o n\u011bjak\u00fdch 80 tis\u00edc webhosting\u016f. Pot\u0159ebujeme v\u0161e sjednotit.<\/p>\n

\u00a0<\/p>\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

Tento m\u011bs\u00edc jsme spustili takov\u00e9 „men\u0161\u00ed“ roz\u0161\u00ed\u0159en\u00ed pro n\u00e1\u0161 webhosting NoLimit, kter\u00e9 v\u00e1m umo\u017en\u00ed nap\u0159\u00edklad zv\u00fd\u0161it bezpe\u010dnost anebo rozlo\u017eit z\u00e1t\u011b\u017e va\u0161eho internetov\u00e9ho projektu.<\/p>\n","protected":false},"author":9,"featured_media":1709,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[7,41,70,67,27],"class_list":["post-1689","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sluzby","tag-domeny","tag-nolimit","tag-subdomeny","tag-webhosting","tag-wms"],"_links":{"self":[{"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/posts\/1689","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/comments?post=1689"}],"version-history":[{"count":17,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/posts\/1689\/revisions"}],"predecessor-version":[{"id":1719,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/posts\/1689\/revisions\/1719"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/media\/1709"}],"wp:attachment":[{"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/media?parent=1689"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/categories?post=1689"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/tags?post=1689"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}