{"id":143995,"date":"2025-09-22T23:11:55","date_gmt":"2025-09-22T21:11:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-varnish-cache-8-0-smena-imeni-proekta-iz-za-torgovoj-marki"},"modified":"2025-09-22T23:11:55","modified_gmt":"2025-09-22T21:11:55","slug":"vypusk-varnish-cache-8-0-smena-imeni-proekta-iz-za-torgovoj-marki","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/vypusk-varnish-cache-8-0-smena-imeni-proekta-iz-za-torgovoj-marki","title":{"rendered":"Lansarea Varnish-Cache 8.0. Schimbarea numelui proiectului din cauza m\u0103rcii comerciale","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Poul-Henning Kamp, unul dintre dezvoltatorii renumi\u021bi ai FreeBSD, care a participat la crearea unor sisteme precum MD5crypt, GEOM, GBDE \u0219i FreeBSD Jail, a prezentat lansarea Varnish-Cache 8.0, un proxy de caching de \u00eenalt\u0103 performan\u021b\u0103, destinat s\u0103 func\u021bioneze ca un accelerator HTTP. Proiectul este distribuit sub licen\u021ba BSD \u0219i a fost folosit \u00een trecut \u00een proiecte precum Facebook, Wikimedia, Twitter, Vimeo, Tumblr, New York Times \u0219i Guardian.    <\/p>\n<p>Performan\u021ba ridicat\u0103 este realizat\u0103 prin aplicarea multi-threading-ului, multiplexarea conexiunilor prin apeluri epoll\/kqueue \u0219i utilizarea apelurilor de sistem sendfile \u0219i madvise. Pe echipamente obi\u0219nuite, poate procesa un flux la 20 Gbps \u0219i asigur\u0103 o accelerare a timpului de r\u0103spuns de 300-1000 de ori. Cache-ul este p\u0103strat \u00een memoria virtual\u0103. O caracteristic\u0103 a Varnish este capacitatea de a construi paginile livrate \u00een p\u0103r\u021bi pe partea de frontend, determin\u00e2nd logica de construc\u021bie \u00een limbajul ESI (Edge Side Includes).     <\/p>\n<p>Varnish ofer\u0103 de asemenea un sistem de configurare flexibil, care permite utilizarea inser\u021biilor \u00een limbajul C. Configurarea se face printr-un limbaj special VCL, care este apoi compilat \u00een cod binar executabil. VCL permite descrierea politicii de procesare a cererii: definirea con\u021binutului procesat, de unde va fi ob\u021binut \u0219i cum va fi transformat \u00eenainte de livrare. Func\u021bionalitatea de baz\u0103 poate fi extins\u0103 prin module. Exist\u0103 mecanisme de echilibrare a sarcinii, monitorizarea st\u0103rii \u0219i a timpului de reac\u021bie al backend-ului.<a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/ro\/server\/\"   title=\"servere\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1786\">servere<\/a>.        <\/p>\n<p>Odat\u0103 cu anun\u021bul noii versiuni, a fost anun\u021bat\u0103 \u0219i schimbarea numelui proiectului. \u00cencep\u00e2nd cu urm\u0103toarea versiune, &#171;Varnish Cache&#187; va fi redenumit \u00een &#171;Vinyl Cache&#187; din cauza unor revendic\u0103ri legate de marca \u00eenregistrat\u0103 Varnish, de\u021binut\u0103 de compania Varnish Software, care a contribuit la dezvoltarea \u0219i a sus\u021binut financiar proiectul deschis &#171;Varnish Cache&#187;. Acum 22 de ani, dezvoltarea Varnish Cache a fost finan\u021bat\u0103 de ziarul norvegian Verdens Gang, care l-a angajat pe Paul-Henning Kamp pentru a scrie codul, \u0219i compania Linpro pentru suport. Ulterior, din Linpro a fost \u00eenfiin\u021bat\u0103 compania Varnish Software. A rezultat c\u0103 numele Varnish Cache s-a asociat cu proiectul deschis, iar Varnish Software cu compania comercial\u0103.    <\/p>\n<p>Utilizarea numelui Varnish \u00een denumirea proiectului deschis a fost oferit\u0103 printr-un acord verbal, iar Paul-Henning Kamp nu a insistat pentru \u00eencheierea unui acord scris. P\u00e2n\u0103 de cur\u00e2nd, compania \u0219i proiectul deschis au coexistat \u00een armonie, dar apoi avoca\u021bii de proprietate intelectual\u0103 au intervenit, sus\u021bin\u00e2nd c\u0103 numele Varnish Cache nu poate fi folosit \u00een niciun context f\u0103r\u0103 permisiune explicit\u0103.     <\/p>\n<p>Deoarece necesitatea ob\u021binerii permisiunii de la Varnish Software a \u00eempiedicat unii participan\u021bi s\u0103 se al\u0103ture dezvolt\u0103rii, s-a \u00eencercat o negociere, dar avoca\u021bii continu\u0103 s\u0103 afirme c\u0103 numele Varnish Cache apar\u021bine companiei Varnish Software \u0219i ei permit utilizarea acestuia de c\u0103tre proiectul deschis cu anumite restric\u021bii \u0219i posibilitatea de veto. Varnish Cache nu este preg\u0103tit s\u0103 accepte aceste restric\u021bii, deoarece inten\u021bioneaz\u0103 s\u0103 continue s\u0103 se dezvolte ca un proiect independent.    <\/p>\n<p>Dup\u0103 redenumire, pentru continuarea coordon\u0103rii dezvolt\u0103rii se preconizeaz\u0103 \u00eenfiin\u021barea unui parteneriat non-profit care va ac\u021biona \u00een jurisdic\u021bia Danemarcei. \u00cen statut este stipulat c\u0103 organiza\u021bia nu poate de\u021bine \u0219i gestiona bani. Printre obiectivele declarate se num\u0103r\u0103: dezvoltarea, mentenan\u021ba \u0219i distribu\u021bia software-ului. Oricine poate deveni membru al organiza\u021biei dup\u0103 aprobat de c\u0103tre participan\u021bii existen\u021bi. Va fi organizat un comitet pentru administrare, ales de membri.            <\/p>\n<p>Principalele nout\u0103\u021bi Varnish-Cache 8.0:  <\/p>\n<ul>\n<li class=\"l\"> \u00cen procesul de fundal varnishd, care prime\u0219te solicit\u0103ri de la clien\u021bi, transmite solicit\u0103rile backend-urilor \u0219i cache-uie\u0219te r\u0103spunsurile, a fost implementat parametrul &#171;uncacheable_ttl&#187; pentru a determina timpul de via\u021b\u0103 (TTL) al obiectelor marcate ca necachabil.\n<li class=\"l\"> Valoarea parametrului ban_any_variant este setat\u0103 implicit la 0, \u00een care lista de blocare se aplic\u0103 doar variantelor corespunz\u0103toare ale obiectelor.\n<li class=\"l\"> Transmiterea comenzii stop acum duce la a\u0219teptarea finaliz\u0103rii tuturor tranzac\u021biilor \u00een curs de desf\u0103\u0219urare (procese VCL).\n<li class=\"l\"> A fost ad\u0103ugat\u0103 suportul pentru accesarea din codul VCL a unor parametri runtime, folosind sintaxa &#171;param.&lt;param_name&gt;&#187;.\n<li class=\"l\"> A fost ad\u0103ugat\u0103 capacitatea de a redefini logica de generare a r\u0103spunsurilor &#171;304 Not Modified&#187;.\n<li class=\"l\"> Au fost eliminate func\u021biile VMOD \u00eenvechite std.real2integer(), std.real2time(), std.time2integer() \u0219i std.time2real(), \u00een locul c\u0103rora ar trebui s\u0103 se foloseasc\u0103 sintaxa &#171;std.integer(real=std.round(&#8230;), fallback=&#8230;)&#187; sau &#171;std.integer(time=&#8230;, fallback=&#8230;). Func\u021bia format_rfc1123() a fost redenumit\u0103 \u00een cookie.format_date().\n<li class=\"l\"> \u00cen VUT \u0219i varnishtest a fost asigurat\u0103 \u00eenregistrarea tras\u0103rilor de stiv\u0103 \u00een log dup\u0103 o \u00eentrerupere nea\u0219teptat\u0103.\n<li class=\"l\"> \u00cen utilitarul varnishadm a fost ad\u0103ugat\u0103 variabila &#171;obj.last_hit&#187;, care poate fi utilizat\u0103 pentru organizarea elimin\u0103rii obiectelor din cache la care nu s-a accesat de mult timp.\n<li class=\"l\"> \u00cen utilitarul varnishstat au fost ad\u0103ugate noi contorii de statistic\u0103 VCP.ref_hit, VCP.ref_miss, transit_stored \u0219i transit_buffered.         <\/ul>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63923\">opennet.ro<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u043b-\u0425\u0435\u043d\u0438\u043d\u0433 \u041a\u0430\u043c\u043f (Poul-Henning Kamp), \u043e\u0434\u0438\u043d \u0438\u0437 \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u0445 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 FreeBSD, \u0443\u0447\u0430\u0441\u0442\u0432\u043e\u0432\u0430\u0432\u0448\u0438\u0439 \u0432 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0438 \u0442\u0430\u043a\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c, \u043a\u0430\u043a MD5crypt, GEOM, GBDE \u0438 FreeBSD Jail, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u0440\u0435\u043b\u0438\u0437 Varnish-Cache 8.0, \u0432\u044b\u0441\u043e\u043a\u043e\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u043a\u044d\u0448\u0438\u0440\u0443\u044e\u0449\u0435\u0433\u043e \u043f\u0440\u043e\u043a\u0441\u0438, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0432 \u0440\u043e\u043b\u0438 HTTP-\u0430\u043a\u0441\u0435\u043b\u0435\u0440\u0430\u0442\u043e\u0440\u0430. \u041f\u0440\u043e\u0435\u043a\u0442 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD \u0438 \u0432 \u0441\u0432\u043e\u0451 \u0432\u0440\u0435\u043c\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0441\u044f \u0432 \u043f\u0440\u043e\u0435\u043a\u0442\u0430\u0445 Facebook, Wikimedia, Twitter, Vimeo, Tumblr, New York Times \u0438 [&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":[702],"tags":[],"class_list":["post-143995","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - 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