{"id":102209,"date":"2021-11-04T15:36:48","date_gmt":"2021-11-04T13:36:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-nginx-1-21-4"},"modified":"2021-11-04T15:36:48","modified_gmt":"2021-11-04T13:36:48","slug":"vypusk-nginx-1-21-4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/vypusk-nginx-1-21-4","title":{"rendered":"Lansering av nginx 1.21.4","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Utg\u00e5van av huvudversionen nginx 1.21.4 har formulerats, d\u00e4r utvecklingen av nya funktioner forts\u00e4tter (i den parallellt underst\u00f6dda stabila versionen 1.20 g\u00f6rs endast \u00e4ndringar relaterade till \u00e5tg\u00e4rdande av allvarliga fel och s\u00e5rbarheter).     <\/p>\n<p>Huvudsakliga f\u00f6r\u00e4ndringar:  <\/p>\n<ul>\n<li class=\"l\"> St\u00f6det f\u00f6r installation av HTTP\/2-anslutningar med hj\u00e4lp av NPN (Next Protocol Negotiation) ist\u00e4llet f\u00f6r ALPN har upph\u00f6rt;\n<li class=\"l\"> Det har s\u00e4kerst\u00e4llts att <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sv\/ssl-sertifikat\/\"   title=\"SSL\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2298\">SSL<\/a>-anslutningar st\u00e4ngs om klienten anv\u00e4nder ALPN-argumentet och inget st\u00f6tt protokoll valdes under f\u00f6rhandling av anslutningarna;\n<li class=\"l\"> I direktivet &#171;sendfile_max_chunk&#187; har standardv\u00e4rdet \u00e4ndrats till 2 megabyte;\n<li class=\"l\"> I modulen stream har direktivet proxy_half_close lagts till, vilket g\u00f6r att man kan konfigurera beteendet vid st\u00e4ngning av den proxyserade TCP-anslutningen p\u00e5 ena sidan (&#171;TCP half-close&#187;);\n<li class=\"l\"> Den nya direktiven ssl_alpn har lagts till i stream-modulen f\u00f6r att definiera listan \u00f6ver st\u00f6dda protokoll f\u00f6r ALPN (h2, http\/1.1) och variabeln $ssl_alpn_protocol, som speglar det protokoll f\u00f6r ALPN som f\u00f6rhandlades med klienten;\n<li class=\"l\"> St\u00f6d f\u00f6r anrop av SSL_sendfile() har lagts till vid anv\u00e4ndning av OpenSSL 3.0;\n<li class=\"l\"> Direktivet &#171;mp4_start_key_frame&#187; har lagts till i modulen ngx_http_mp4_module f\u00f6r att str\u00f6mma video som b\u00f6rjar med en nyckelram.\n<li class=\"l\"> Felaktig inst\u00e4llning av variabeln $content_length har \u00e5tg\u00e4rdats vid anv\u00e4ndning av chunked transfer encoding;\n<li class=\"l\"> Cache-felet vid mottagande av ett svar med fel l\u00e4ngd fr\u00e5n den proxierade backend har \u00e5tg\u00e4rdats;\n<li class=\"l\"> Loggningen har \u00e5tg\u00e4rdats f\u00f6r att anv\u00e4nda niv\u00e5n &#171;error&#187; ist\u00e4llet f\u00f6r &#171;info&#187; vid ogiltiga rubriker fr\u00e5n backend;\n<li class=\"l\"> Fel som orsakade att f\u00f6rfr\u00e5gningar h\u00e4ngde vid anv\u00e4ndning av HTTP\/2 och direktivet aio_write har \u00e5tg\u00e4rdats.    <\/ul>\n<p>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56096\">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 1.21.4, \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 (\u0432 \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 1.20 \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). \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f: \u041f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 HTTP\/2-\u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0439 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f NPN (Next Protocol Negotiation) 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