{"id":111089,"date":"2023-10-25T15:10:16","date_gmt":"2023-10-25T13:10:16","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-nginx-1-25-3-njs-0-8-2-i-nginx-unit-1-31-1"},"modified":"2023-10-25T15:10:16","modified_gmt":"2023-10-25T13:10:16","slug":"vypusk-nginx-1-25-3-njs-0-8-2-i-nginx-unit-1-31-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-nginx-1-25-3-njs-0-8-2-i-nginx-unit-1-31-1","title":{"rendered":"Rilascio di nginx 1.25.3, njs 0.8.2 e NGINX Unit 1.31.1","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00c8 stata rilasciata la versione principale di nginx 1.25.3, nell'ambito della quale continua lo sviluppo di nuove funzionalit\u00e0. Nella branch stabile supportata parallelamente 1.24.x vengono apportate solo modifiche relative alla risoluzione di gravi bug e vulnerabilit\u00e0. In futuro, sulla base della branch principale 1.25.x, verr\u00e0 formata una branch stabile 1.26. Il codice del progetto \u00e8 scritto in linguaggio C ed \u00e8 distribuito con licenza BSD.       <\/p>\n<p>Tra le modifiche:  <\/p>\n<ul>\n<li class=\"l\"> Protezione avanzata contro l'attivit\u00e0 anomala dei clienti HTTP\/2, e in particolare contro gli attacchi DoS di tipo 'Rapid Reset', nei quali si creano un gran numero di flussi che vengono istantaneamente resettati all'interno di una singola connessione HTTP\/2. Nella configurazione predefinita, tali attacchi si arrestano al limite del numero di richieste sulla connessione 'keepalive_requests' (dopo ogni 1000 richieste, la connessione verr\u00e0 resettata) e alle limitazioni 'limit_req'. Per una risposta pi\u00f9 rapida agli attacchi di flooding tramite un numero elevato di flussi, \u00e8 stata aggiunta una limitazione che non consente di creare pi\u00f9 di 256 (2 * max_concurrent_streams) nuovi flussi per ogni ciclo di gestione degli eventi. La nuova limitazione consente di iniziare a bloccare le richieste prima di raggiungere il limite totale del numero di flussi simultanei, ad esempio quando i flussi vengono elaborati in modo asincrono o resettati. Una modifica simile \u00e8 stata inclusa anche nella versione angie 1.3.1 (fork di nginx), pubblicata una settimana fa.\n<li class=\"l\"> Migliorato il controllo dei buffer utilizzati per l'autodeterminazione delle connessioni HTTP\/2.\n<li class=\"l\"> \u00c8 stata migliorata la prestazione di avvio delle configurazioni con un numero elevato di direttive \u00ablocation\u00bb.\n<li class=\"l\"> Risolto il crash del processo di lavoro osservato quando si tenta di utilizzare HTTP\/2 senza <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/ssl-sertifikat\/\"   title=\"SSL\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2317\">SSL<\/a>.\n<li class=\"l\"> Corretto il trattamento errato dell'intestazione 'Status' restituita dal backend con testo esplicativo vuoto.\n<li class=\"l\"> Eliminata una perdita di memoria durante la riconfigurazione, che si verifica quando si compila con la libreria PCRE2.\n<li class=\"l\"> Apportata una grande serie di correzioni e miglioramenti relativi al supporto del protocollo HTTP\/3.    <\/ul>\n<p>Contemporaneamente \u00e8 stata rilasciata la versione njs 0.8.2, interprete del linguaggio JavaScript per <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/it\/server\/\"   title=\"web\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1188\">web<\/a> nginx. L'interprete njs implementa gli standard ECMAScript e consente di ampliare le funzionalit\u00e0 di nginx nella gestione delle richieste utilizzando script nella configurazione. Gli script possono essere utilizzati nel file di configurazione per definire logiche avanzate per la gestione delle richieste, generare configurazioni, generare risposte dinamicamente, modificare richieste\/riposte o creare rapidamente stub per la risoluzione dei problemi nelle applicazioni web. Nella nuova versione \u00e8 stato aggiunto l'oggetto console, che fornisce i metodi error(), info(), log(), time(), timeEnd() e warn(). Nel modulo fs \u00e8 stato aggiunto il metodo fs.existsSync().    <\/p>\n<p>Si segnala anche la pubblicazione del server di applicazioni NGINX Unit 1.31.1, che fornisce una soluzione per l'esecuzione di applicazioni web in vari linguaggi di programmazione (Python, PHP, Perl, Ruby, Go, JavaScript\/Node.js e Java). Sotto la gestione di NGINX Unit possono essere eseguite contemporaneamente pi\u00f9 applicazioni in diversi linguaggi di programmazione, i cui parametri di avvio possono essere cambiati dinamicamente senza necessit\u00e0 di modificare i file di configurazione e riavviare. Oltre alla correzione di errori, nella nuova versione del modulo Wasm \u00e8 stata autorizzata la caricamento di dati superiori a 4 GB, e nella risposta \u00e8 stata fornita la possibilit\u00e0 di impostare codici di stato HTTP.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59993\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx 1.25.3, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u043d\u043e\u0432\u044b\u0445 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439. \u0412 \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0435 1.24.x \u0432\u043d\u043e\u0441\u044f\u0442\u0441\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0435 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0441\u0435\u0440\u044c\u0451\u0437\u043d\u044b\u0445 \u043e\u0448\u0438\u0431\u043e\u043a \u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u0412 \u0434\u0430\u043b\u044c\u043d\u0435\u0439\u0448\u0435\u043c \u043d\u0430 \u0431\u0430\u0437\u0435 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 1.25.x \u0431\u0443\u0434\u0435\u0442 \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u0430\u044f \u0432\u0435\u0442\u043a\u0430 1.26. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438 \u0438 \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. \u0421\u0440\u0435\u0434\u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439: \u0423\u0441\u0438\u043b\u0435\u043d\u0430 [&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-111089","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- 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