2 Changes with nginx 0.7.35 16 Feb 2009
4 *) Bugfix: a "ssl_engine" directive did not use a SSL-accelerator for
6 Thanks to Marcin Gozdalik.
8 *) Bugfix: a "try_files" directive set MIME type depending on an
9 original request extension.
11 *) Bugfix: "*domain.tld" names were handled incorrectly in
12 "server_name", "valid_referers", and "map" directives, if an
13 ".domain.tld" and ".subdomain.domain.tld" wildcards were used;
14 the bug had appeared in 0.7.9.
17 Changes with nginx 0.7.34 10 Feb 2009
19 *) Feature: the "off" parameter of the "if_modified_since" directive.
21 *) Feature: now nginx sends an HELO/EHLO command after a XCLIENT
23 Thanks to Maxim Dounin.
25 *) Feature: Microsoft specific "AUTH LOGIN with User Name" mode support
27 Thanks to Maxim Dounin.
29 *) Bugfix: in a redirect rewrite directive original arguments were
30 concatenated with new arguments by an "?" rather than an "&";
31 the bug had appeared in 0.1.18.
32 Thanks to Maxim Dounin.
34 *) Bugfix: nginx could not be built on AIX.
37 Changes with nginx 0.7.33 02 Feb 2009
39 *) Bugfix: a double response might be returned if the epoll or rtsig
40 methods are used and a redirect was returned to a request with
44 *) Bugfix: the $sent_http_location variable was empty for some
47 *) Bugfix: a segmentation fault might occur in worker process if
48 "resolver" directive was used in SMTP proxy.
51 Changes with nginx 0.7.32 26 Jan 2009
53 *) Feature: now a directory existence testing can be set explicitly in
54 the "try_files" directive.
56 *) Bugfix: fastcgi_store stored files not always.
58 *) Bugfix: in geo ranges.
60 *) Bugfix: in shared memory allocations if nginx was built without
62 Thanks to Andrey Kvasov.
65 Changes with nginx 0.7.31 19 Jan 2009
67 *) Change: now the "try_files" directive tests files only and ignores
70 *) Feature: the "fastcgi_split_path_info" directive.
72 *) Bugfixes in an "Expect" request header line support.
74 *) Bugfixes in geo ranges.
76 *) Bugfix: in a miss case ngx_http_memcached_module returned the "END"
77 line as response body instead of default 404 page body; the bug had
79 Thanks to Maxim Dounin.
81 *) Bugfix: while SMTP proxying nginx issued message "250 2.0.0 OK"
82 instead of "235 2.0.0 OK"; the bug had appeared in 0.7.22.
83 Thanks to Maxim Dounin.
86 Changes with nginx 0.7.30 24 Dec 2008
88 *) Bugfix: a segmentation fault occurred in worker process, if
89 variables were used in the "fastcgi_pass" or "proxy_pass" directives
90 and host name must be resolved; the bug had appeared in 0.7.29.
93 Changes with nginx 0.7.29 24 Dec 2008
95 *) Bugfix: the "fastcgi_pass" and "proxy_pass" directives did not
96 support variables if unix domain sockets were used.
98 *) Bugfixes in subrequest processing; the bugs had appeared in 0.7.25.
100 *) Bugfix: a "100 Continue" response was issued for HTTP/1.0
102 Thanks to Maxim Dounin.
104 *) Bugfix: in memory allocation in the ngx_http_gzip_filter_module on
108 Changes with nginx 0.7.28 22 Dec 2008
110 *) Change: in memory allocation in the ngx_http_gzip_filter_module.
112 *) Change: the default "gzip_buffers" directive values have been
113 changed to 32 4k or 16 8k from 4 4k/8k.
116 Changes with nginx 0.7.27 15 Dec 2008
118 *) Feature: the "try_files" directive.
120 *) Feature: variables support in the "fastcgi_pass" directive.
122 *) Feature: now the $geo variable may get an address from a
124 Thanks to Andrei Nigmatulin.
126 *) Feature: now a location's modifier may be used without space before
129 *) Feature: the $upstream_response_length variable.
131 *) Bugfix: now a "add_header" directive does not add an empty value.
133 *) Bugfix: if zero length static file was requested, then nginx just
134 closed connection; the bug had appeared in 0.7.25.
136 *) Bugfix: a MOVE method could not move file in non-existent directory.
138 *) Bugfix: a segmentation fault occurred in worker process, if no one
139 named location was defined in server, but some one was used in an
140 error_page directive.
141 Thanks to Sergey Bochenkov.
144 Changes with nginx 0.7.26 08 Dec 2008
146 *) Bugfix: in subrequest processing; the bug had appeared in 0.7.25.
149 Changes with nginx 0.7.25 08 Dec 2008
151 *) Change: in subrequest processing.
153 *) Change: now POSTs without "Content-Length" header line are allowed.
155 *) Bugfix: now the "limit_req" and "limit_conn" directives log a
158 *) Bugfix: in the "delete" parameter of the "geo" directive.
161 Changes with nginx 0.7.24 01 Dec 2008
163 *) Feature: the "if_modified_since" directive.
165 *) Bugfix: nginx did not process a FastCGI server response, if the
166 server send too many messages to stderr before response.
168 *) Bugfix: the "$cookie_..." variables did not work in the SSI and the
172 Changes with nginx 0.7.23 27 Nov 2008
174 *) Feature: the "delete" and "ranges" parameters in the "geo" directive.
176 *) Feature: speeding up loading of geo base with large number of values.
178 *) Feature: decrease of memory required for geo base load.
181 Changes with nginx 0.7.22 20 Nov 2008
183 *) Feature: the "none" parameter in the "smtp_auth" directive.
184 Thanks to Maxim Dounin.
186 *) Feature: the "$cookie_..." variables.
188 *) Bugfix: the "directio" directive did not work in XFS filesystem.
190 *) Bugfix: the resolver did not understand big DNS responses.
194 Changes with nginx 0.7.21 11 Nov 2008
196 *) Changes in the ngx_http_limit_req_module.
198 *) Feature: the EXSLT support in the ngx_http_xslt_module.
199 Thanks to Denis F. Latypoff.
201 *) Workaround: compatibility with glibc 2.3.
202 Thanks to Eric Benson and Maxim Dounin.
204 *) Bugfix: nginx could not run on MacOSX 10.4 and earlier; the bug had
208 Changes with nginx 0.7.20 10 Nov 2008
210 *) Changes in the ngx_http_gzip_filter_module.
212 *) Feature: the ngx_http_limit_req_module.
214 *) Bugfix: worker processes might exit on a SIGBUS signal on sparc and
215 ppc platforms; the bug had appeared in 0.7.3.
216 Thanks to Maxim Dounin.
218 *) Bugfix: the "proxy_pass http://host/some:uri" directives did not
219 work; the bug had appeared in 0.7.12.
221 *) Bugfix: in HTTPS mode requests might fail with the "bad write retry"
224 *) Bugfix: the ngx_http_secure_link_module did not work inside
225 locations, whose names are less than 3 characters.
227 *) Bugfix: $server_addr variable might have no value.
230 Changes with nginx 0.7.19 13 Oct 2008
232 *) Bugfix: version number update.
235 Changes with nginx 0.7.18 13 Oct 2008
237 *) Change: the "underscores_in_headers" directive; now nginx does not
238 allows underscores in a client request header line names.
240 *) Feature: the ngx_http_secure_link_module.
242 *) Feature: the "real_ip_header" directive supports any header.
244 *) Feature: the "log_subrequest" directive.
246 *) Feature: the $realpath_root variable.
248 *) Feature: the "http_502" and "http_504" parameters of the
249 "proxy_next_upstream" directive.
251 *) Bugfix: the "http_503" parameter of the "proxy_next_upstream" or
252 "fastcgi_next_upstream" directives did not work.
254 *) Bugfix: nginx might send a "Transfer-Encoding: chunked" heaer line
257 *) Bugfix: now accept threshold depends on worker_connections.
260 Changes with nginx 0.7.17 15 Sep 2008
262 *) Feature: now the "directio" directive works on Linux.
264 *) Feature: the $pid variable.
266 *) Bugfix: the "directio" optimization that had appeared in 0.7.15 did
267 not work with open_file_cache.
269 *) Bugfix: the "access_log" with variables did not work on Linux; the
270 bug had appeared in 0.7.7.
272 *) Bugfix: the ngx_http_charset_module did not understand quoted
273 charset name received from backend.
276 Changes with nginx 0.7.16 08 Sep 2008
278 *) Bugfix: nginx could not be built on 64-bit platforms; the bug had
282 Changes with nginx 0.7.15 08 Sep 2008
284 *) Feature: the ngx_http_random_index_module.
286 *) Feature: the "directio" directive has been optimized for file
287 requests starting from arbitrary position.
289 *) Feature: the "directio" directive turns off sendfile if it is
292 *) Feature: now nginx allows underscores in a client request header
296 Changes with nginx 0.7.14 01 Sep 2008
298 *) Change: now the ssl_certificate and ssl_certificate_key directives
299 have not default values.
301 *) Feature: the "listen" directive supports the "ssl" parameter.
303 *) Feature: now nginx takes into account a time zone change while
304 reconfiguration on FreeBSD and Linux.
306 *) Bugfix: the "listen" directive parameters such as "backlog",
307 "rcvbuf", etc. were not set, if a default server was not the first
310 *) Bugfix: if URI part captured by a "rewrite" directive was used as a
311 query string, then the query string was not escaped.
313 *) Bugfix: configuration file validity test improvements.
316 Changes with nginx 0.7.13 26 Aug 2008
318 *) Bugfix: nginx could not be built on Linux and Solaris; the bug had
322 Changes with nginx 0.7.12 26 Aug 2008
324 *) Feature: the "server_name" directive supports empty name "".
326 *) Feature: the "gzip_disable" directive supports special "msie6" mask.
328 *) Bugfix: if the "max_fails=0" parameter was used in upstream with
329 several servers, then a worker process exited on a SIGFPE signal.
330 Thanks to Maxim Dounin.
332 *) Bugfix: a request body was dropped while redirection via an
333 "error_page" directive.
335 *) Bugfix: a full response was returned for request method HEAD while
336 redirection via an "error_page" directive.
338 *) Bugfix: the $r->header_in() method did not return value of the
339 "Host", "User-Agent", and "Connection" request header lines; the bug
340 had appeared in 0.7.0.
343 Changes with nginx 0.7.11 18 Aug 2008
345 *) Change: now ngx_http_charset_module does not work by default with
348 *) Feature: now nginx returns the 405 status code for POST method
349 requesting a static file only if the file exists.
351 *) Feature: the "proxy_ssl_session_reuse" directive.
353 *) Bugfix: a "proxy_pass" directive without URI part might use original
354 request after the "X-Accel-Redirect" redirection was used;
356 *) Bugfix: if a directory has search only rights and the first index
357 file was absent, then nginx returned the 500 status code.
359 *) Bugfix: in inclusive locations; the bugs had appeared in 0.7.1.
362 Changes with nginx 0.7.10 13 Aug 2008
364 *) Bugfix: in the "addition_types", "charset_types", "gzip_types",
365 "ssi_types", "sub_filter_types", and "xslt_types" directives; the
366 bugs had appeared in 0.7.9.
368 *) Bugfix: of recursive error_page for 500 status code.
370 *) Bugfix: now the ngx_http_realip_module sets address not for whole
371 keepalive connection, but for each request passed via the connection.
374 Changes with nginx 0.7.9 12 Aug 2008
376 *) Change: now ngx_http_charset_module works by default with following
377 MIME types: text/html, text/css, text/xml, text/plain,
378 text/vnd.wap.wml, application/x-javascript, and application/rss+xml.
380 *) Feature: the "charset_types" and "addition_types" directives.
382 *) Feature: now the "gzip_types", "ssi_types", and "sub_filter_types"
385 *) Feature: the ngx_cpp_test_module.
387 *) Feature: the "expires" directive supports daily time.
389 *) Feature: the ngx_http_xslt_module improvements and bug fixing.
390 Thanks to Denis F. Latypoff and Maxim Dounin.
392 *) Bugfix: the "log_not_found" directive did not work for index files
395 *) Bugfix: HTTPS connections might hang, if kqueue, epoll, rtsig, or
396 eventport methods were used; the bug had appeared in 0.7.7.
398 *) Bugfix: if the "server_name", "valid_referers", and "map" directives
399 used an "*.domain.tld" wildcard and exact name "domain.tld" was not
400 set, then the exact name was matched by the wildcard; the bug had
404 Changes with nginx 0.7.8 04 Aug 2008
406 *) Feature: the ngx_http_xslt_module.
408 *) Feature: the "$arg_..." variables.
410 *) Feature: Solaris directio support.
411 Thanks to Ivan Debnar.
413 *) Bugfix: now if FastCGI server sends a "Location" header line without
414 status line, then nginx uses 302 status code.
415 Thanks to Maxim Dounin.
418 Changes with nginx 0.7.7 30 Jul 2008
420 *) Change: now the EAGAIN error returned by connect() is not considered
423 *) Change: now the $ssl_client_cert variable value is a certificate
424 with TAB character intended before each line except first one; an
425 unchanged certificate is available in the $ssl_client_raw_cert
428 *) Feature: the "ask" parameter in the "ssl_verify_client" directive.
430 *) Feature: byte-range processing improvements.
431 Thanks to Maxim Dounin.
433 *) Feature: the "directio" directive.
434 Thanks to Jiang Hong.
436 *) Feature: MacOSX 10.5 sendfile() support.
438 *) Bugfix: now in MacOSX and Cygwin locations are tested in case
439 insensitive mode; however, the compare is provided by single-byte
442 *) Bugfix: mail proxy SSL connections hanged, if select, poll, or
443 /dev/poll methods were used.
445 *) Bugfix: UTF-8 encoding usage in the ngx_http_autoindex_module.
448 Changes with nginx 0.7.6 07 Jul 2008
450 *) Bugfix: now if variables are used in the "access_log" directive a
451 request root existence is always tested.
453 *) Bugfix: the ngx_http_flv_module did not support several values in a
457 Changes with nginx 0.7.5 01 Jul 2008
459 *) Bugfixes in variables support in the "access_log" directive; the
460 bugs had appeared in 0.7.4.
462 *) Bugfix: nginx could not be built --without-http_gzip_module; the bug
463 had appeared in 0.7.3.
464 Thanks to Kirill A. Korinskiy.
466 *) Bugfix: if sub_filter and SSI were used together, then responses
467 might were transferred incorrectly.
470 Changes with nginx 0.7.4 30 Jun 2008
472 *) Feature: variables support in the "access_log" directive.
474 *) Feature: the "open_log_file_cache" directive.
476 *) Feature: the -g switch.
478 *) Feature: the "Expect" request header line support.
480 *) Bugfix: large SSI inclusions might be truncated.
483 Changes with nginx 0.7.3 23 Jun 2008
485 *) Change: the "rss" extension MIME type has been changed to
486 "application/rss+xml".
488 *) Change: now the "gzip_vary" directive turned on issues a
489 "Vary: Accept-Encoding" header line for uncompressed responses too.
491 *) Feature: now the "rewrite" directive does a redirect automatically
492 if the "https://" protocol is used.
494 *) Bugfix: the "proxy_pass" directive did not work with the HTTPS
495 protocol; the bug had appeared in 0.6.9.
498 Changes with nginx 0.7.2 16 Jun 2008
500 *) Feature: now nginx supports EDH key exchange ciphers.
502 *) Feature: the "ssl_dhparam" directive.
504 *) Feature: the $ssl_client_cert variable.
505 Thanks to Manlio Perillo.
507 *) Bugfix: after changing URI via a "rewrite" directive nginx did not
508 search a new location; the bug had appeared in 0.7.1.
509 Thanks to Maxim Dounin.
511 *) Bugfix: nginx could not be built without PCRE library; the bug had
514 *) Bugfix: when a request to a directory was redirected with the slash
515 added, nginx dropped a query string from the original request.
518 Changes with nginx 0.7.1 26 May 2008
520 *) Change: now locations are searched in a tree.
522 *) Change: the "optimize_server_names" directive was canceled due to
523 the "server_name_in_redirect" directive introduction.
525 *) Change: some long deprecated directives are not supported anymore.
527 *) Change: the "none" parameter in the "ssl_session_cache" directive;
528 now this is default parameter.
529 Thanks to Rob Mueller.
531 *) Bugfix: worker processes might not catch reconfiguration and log
534 *) Bugfix: nginx could not be built on latest Fedora 9 Linux.
538 Changes with nginx 0.7.0 19 May 2008
540 *) Change: now the 0x00-0x1F, '"' and '\' characters are escaped as
541 \xXX in an access_log.
542 Thanks to Maxim Dounin.
544 *) Change: now nginx allows several "Host" request header line.
546 *) Feature: the "modified" flag in the "expires" directive.
548 *) Feature: the $uid_got and $uid_set variables may be used at any
549 request processing stage.
551 *) Feature: the $hostname variable.
552 Thanks to Andrei Nigmatulin.
554 *) Feature: DESTDIR support.
555 Thanks to Todd A. Fisher and Andras Voroskoi.
557 *) Bugfix: a segmentation fault might occur in worker process on Linux,
558 if keepalive was enabled.
561 Changes with nginx 0.6.31 12 May 2008
563 *) Bugfix: nginx did not process FastCGI response if header was at the
564 end of FastCGI record; the bug had appeared in 0.6.2.
565 Thanks to Sergey Serov.
567 *) Bugfix: a segmentation fault might occur in worker process if a file
568 was deleted and the "open_file_cache_errors" directive was off.
571 Changes with nginx 0.6.30 29 Apr 2008
573 *) Change: now if an "include" directive pattern does not match any
574 file, then nginx does not issue an error.
576 *) Feature: now the time in directives may be specified without spaces,
577 for example, "1h50m".
579 *) Bugfix: memory leaks if the "ssl_verify_client" directive was on.
580 Thanks to Chavelle Vincent.
582 *) Bugfix: the "sub_filter" directive might set text to change into
585 *) Bugfix: the "error_page" directive did not take into account
586 arguments in redirected URI.
588 *) Bugfix: now nginx always opens files in binary mode under Cygwin.
590 *) Bugfix: nginx could not be built on OpenBSD; the bug had appeared in
594 Changes with nginx 0.6.29 18 Mar 2008
596 *) Feature: the ngx_google_perftools_module.
598 *) Bugfix: the ngx_http_perl_module could not be built on 64-bit
599 platforms; the bug had appeared in 0.6.27.
602 Changes with nginx 0.6.28 13 Mar 2008
604 *) Bugfix: the rtsig method could not be built; the bug had appeared in
608 Changes with nginx 0.6.27 12 Mar 2008
610 *) Change: now by default the rtsig method is not built on
613 *) Change: now a request method is not changed while redirection to a
614 named location via an "error_page" directive.
616 *) Feature: the "resolver" and "resolver_timeout" directives in SMTP
619 *) Feature: the "post_action" directive supports named locations.
621 *) Bugfix: a segmentation fault occurred in worker process, if a
622 request was redirected from proxy, FastCGI, or memcached location to
623 static named locations.
625 *) Bugfix: browsers did not repeat SSL handshake if there is no valid
626 client certificate in first handshake.
627 Thanks to Alexander V. Inyukhin.
629 *) Bugfix: if response code 495-497 was redirected via an "error_page"
630 directive without code change, then nginx tried to allocate too many
633 *) Bugfix: memory leak in long-lived non buffered connections.
635 *) Bugfix: memory leak in resolver.
637 *) Bugfix: a segmentation fault occurred in worker process, if a
638 request was redirected from proxy, FastCGI, or memcached location to
639 static named locations.
641 *) Bugfix: in the $proxy_host and $proxy_port variables caching.
642 Thanks to Sergey Bochenkov.
644 *) Bugfix: a "proxy_pass" directive with variables used incorrectly the
645 same port as in another "proxy_pass" directive with the same host
646 name and without variables.
647 Thanks to Sergey Bochenkov.
649 *) Bugfix: an alert "sendmsg() failed (9: Bad file descriptor)" on some
650 64-bit platforms while reconfiguration.
652 *) Bugfix: a segmentation fault occurred in worker process, if empty
653 stub block was used second time in SSI.
655 *) Bugfix: in copying URI part contained escaped symbols into arguments.
658 Changes with nginx 0.6.26 11 Feb 2008
660 *) Bugfix: the "proxy_store" and "fastcgi_store" directives did not
661 check a response length.
663 *) Bugfix: a segmentation fault occurred in worker process, if big
664 value was used in a "expires" directive.
665 Thanks to Joaquin Cuenca Abela.
667 *) Bugfix: nginx incorrectly detected cache line size on Pentium 4.
668 Thanks to Gena Makhomed.
670 *) Bugfix: in proxied or FastCGI subrequests a client original method
671 was used instead of the GET method.
673 *) Bugfix: socket leak in HTTPS mode if deferred accept was used.
674 Thanks to Ben Maurer.
676 *) Bugfix: nginx issued the bogus error message "SSL_shutdown() failed
677 (SSL: )"; the bug had appeared in 0.6.23.
679 *) Bugfix: in HTTPS mode requests might fail with the "bad write retry"
680 error; the bug had appeared in 0.6.23.
683 Changes with nginx 0.6.25 08 Jan 2008
685 *) Change: now the "server_name_in_redirect" directive is used instead
686 of the "server_name" directive's special "*" parameter.
688 *) Change: now wildcard and regex names can be used as main name in a
689 "server_name" directive.
691 *) Change: the "satisfy_any" directive was replaced by the "satisfy"
694 *) Workaround: old worker processes might hog CPU after reconfiguration
695 if they was run under Linux OpenVZ.
697 *) Feature: the "min_delete_depth" directive.
699 *) Bugfix: the COPY and MOVE methods did not work with single files.
701 *) Bugfix: the ngx_http_gzip_static_module did not allow the
702 ngx_http_dav_module to work; the bug had appeared in 0.6.23.
704 *) Bugfix: socket leak in HTTPS mode if deferred accept was used.
705 Thanks to Ben Maurer.
707 *) Bugfix: nginx could not be built without PCRE library; the bug had
711 Changes with nginx 0.6.24 27 Dec 2007
713 *) Bugfix: a segmentation fault might occur in worker process if HTTPS
714 was used; the bug had appeared in 0.6.23.
717 Changes with nginx 0.6.23 27 Dec 2007
719 *) Change: the "off" parameter in the "ssl_session_cache" directive;
720 now this is default parameter.
722 *) Change: the "open_file_cache_retest" directive was renamed to the
723 "open_file_cache_valid".
725 *) Feature: the "open_file_cache_min_uses" directive.
727 *) Feature: the ngx_http_gzip_static_module.
729 *) Feature: the "gzip_disable" directive.
731 *) Feature: the "memcached_pass" directive may be used inside the "if"
734 *) Bugfix: a segmentation fault occurred in worker process, if the
735 "memcached_pass" and "if" directives were used in the same location.
737 *) Bugfix: if a "satisfy_any on" directive was used and not all access
738 and auth modules directives were set, then other given access and
739 auth directives were not tested;
741 *) Bugfix: regex parameters in a "valid_referers" directive were not
742 inherited from previous level.
744 *) Bugfix: a "post_action" directive did run if a request was completed
745 with 499 status code.
747 *) Bugfix: optimization of 16K buffer usage in a SSL connection.
748 Thanks to Ben Maurer.
750 *) Bugfix: the STARTTLS in SMTP mode did not work.
751 Thanks to Oleg Motienko.
753 *) Bugfix: in HTTPS mode requests might fail with the "bad write retry"
754 error; the bug had appeared in 0.5.13.
757 Changes with nginx 0.6.22 19 Dec 2007
759 *) Change: now all ngx_http_perl_module methods return values copied to
760 perl's allocated memory.
762 *) Bugfix: if nginx was built with ngx_http_perl_module, the perl
763 before 5.8.6 was used, and perl supported threads, then during
764 reconfiguration the master process aborted; the bug had appeared in
766 Thanks to Boris Zhmurov.
768 *) Bugfix: the ngx_http_perl_module methods may get invalid values of
771 *) Bugfix: a segmentation fault occurred in worker process, if the
772 $r->has_request_body() method was called for a request whose small
773 request body was already received.
775 *) Bugfix: large_client_header_buffers did not freed before going to
777 Thanks to Olexander Shtepa.
779 *) Bugfix: the last address was missed in the $upstream_addr variable;
780 the bug had appeared in 0.6.18.
782 *) Bugfix: the "fastcgi_catch_stderr" directive did return error code;
783 now it returns 502 code, that can be rerouted to a next server using
784 the "fastcgi_next_upstream invalid_header" directive.
786 *) Bugfix: a segmentation fault occurred in master process if the
787 "fastcgi_catch_stderr" directive was used; the bug had appeared in
789 Thanks to Manlio Perillo.
792 Changes with nginx 0.6.21 03 Dec 2007
794 *) Change: if variable values used in a "proxy_pass" directive contain
795 IP-addresses only, then a "resolver" directive is not mandatory.
797 *) Bugfix: a segmentation fault might occur in worker process if a
798 "proxy_pass" directive with URI-part was used; the bug had appeared
801 *) Bugfix: if resolver was used on platform that does not support
802 kqueue, then nginx issued an alert "name is out of response".
803 Thanks to Andrei Nigmatulin.
805 *) Bugfix: if the $server_protocol was used in FastCGI parameters and a
806 request line length was near to the "client_header_buffer_size"
807 directive value, then nginx issued an alert "fastcgi: the request
810 *) Bugfix: if a plain text HTTP/0.9 version request was made to HTTPS
811 server, then nginx returned usual response.
814 Changes with nginx 0.6.20 28 Nov 2007
816 *) Bugfix: a segmentation fault might occur in worker process if a
817 "proxy_pass" directive with URI-part was used; the bug had appeared
821 Changes with nginx 0.6.19 27 Nov 2007
823 *) Bugfix: the 0.6.18 version could not be built.
826 Changes with nginx 0.6.18 27 Nov 2007
828 *) Change: now the ngx_http_userid_module adds start time microseconds
829 to the cookie field contains a pid value.
831 *) Change: now the full request line instead of URI only is written to
834 *) Feature: variables support in the "proxy_pass" directive.
836 *) Feature: the "resolver" and "resolver_timeout" directives.
838 *) Feature: now the directive "add_header last-modified ''" deletes a
839 "Last-Modified" response header line.
841 *) Bugfix: the "limit_rate" directive did not allow to use full
842 throughput, even if limit value was very high.
845 Changes with nginx 0.6.17 15 Nov 2007
847 *) Feature: the "If-Range" request header line support.
848 Thanks to Alexander V. Inyukhin.
850 *) Bugfix: URL double escaping in a redirect of the "msie_refresh"
851 directive; the bug had appeared in 0.6.4.
853 *) Bugfix: the "autoindex" directive did not work with the "alias /"
856 *) Bugfix: a segmentation fault might occur in worker process if
857 subrequests were used.
859 *) Bugfix: the big responses may be transferred truncated if SSL and
862 *) Bugfix: the $status variable was equal to 0 if a proxied server
863 returned response in HTTP/0.9 version.
866 Changes with nginx 0.6.16 29 Oct 2007
868 *) Change: now the uname(2) is used on Linux instead of procfs.
869 Thanks to Ilya Novikov.
871 *) Bugfix: if the "?" character was in a "error_page" directive, then
872 it was escaped in a proxied request; the bug had appeared in 0.6.11.
874 *) Bugfix: compatibility with mget.
877 Changes with nginx 0.6.15 22 Oct 2007
879 *) Feature: Cygwin compatibility.
880 Thanks to Vladimir Kutakov.
882 *) Feature: the "merge_slashes" directive.
884 *) Feature: the "gzip_vary" directive.
886 *) Feature: the "server_tokens" directive.
888 *) Bugfix: nginx did not unescape URI in the "include" SSI command.
890 *) Bugfix: the segmentation fault was occurred on start or while
891 reconfiguration if variable was used in the "charset" or
892 "source_charset" directives.
894 *) Bugfix: nginx returned the 400 response on requests like
895 "GET http://www.domain.com HTTP/1.0".
896 Thanks to James Oakley.
898 *) Bugfix: if request with request body was redirected using the
899 "error_page" directive, then nginx tried to read the request body
900 again; the bug had appeared in 0.6.7.
902 *) Bugfix: a segmentation fault occurred in worker process if no
903 server_name was explicitly defined for server processing request;
904 the bug had appeared in 0.6.7.
907 Changes with nginx 0.6.14 15 Oct 2007
909 *) Change: now by default the "echo" SSI command uses entity encoding.
911 *) Feature: the "encoding" parameter in the "echo" SSI command.
913 *) Feature: the "access_log" directive may be used inside the
914 "limit_except" block.
916 *) Bugfix: if all upstream servers were failed, then all servers had
917 got weight the was equal one until servers became alive; the bug had
920 *) Bugfix: a segmentation fault occurred in worker process if
921 $date_local and $date_gmt were used outside the
922 ngx_http_ssi_filter_module.
924 *) Bugfix: a segmentation fault might occur in worker process if debug
926 Thanks to Andrei Nigmatulin.
928 *) Bugfix: ngx_http_memcached_module did not set
929 $upstream_response_time.
930 Thanks to Maxim Dounin.
932 *) Bugfix: a worker process may got caught in an endless loop, if the
935 *) Bugfix: nginx supported low case only "close" and "keep-alive"
936 values in the "Connection" request header line; the bug had appeared
939 *) Bugfix: sub_filter did not work with empty substitution.
941 *) Bugfix: in sub_filter parsing.
944 Changes with nginx 0.6.13 24 Sep 2007
946 *) Bugfix: nginx did not close directory file on HEAD request if
948 Thanks to Arkadiusz Patyk.
951 Changes with nginx 0.6.12 21 Sep 2007
953 *) Change: mail proxy was split on three modules: pop3, imap and smtp.
955 *) Feature: the --without-mail_pop3_module, --without-mail_imap_module,
956 and --without-mail_smtp_module configuration parameters.
958 *) Feature: the "smtp_greeting_delay" and "smtp_client_buffer"
959 directives of the ngx_mail_smtp_module.
961 *) Bugfix: the trailing wildcards did not work; the bug had appeared in
964 *) Bugfix: nginx could not start on Solaris if the shared PCRE library
965 located in non-standard place was used.
967 *) Bugfix: the "proxy_hide_header" and "fastcgi_hide_header" directives
968 did not hide response header lines whose name was longer than 32
970 Thanks to Manlio Perillo.
973 Changes with nginx 0.6.11 11 Sep 2007
975 *) Bugfix: active connection counter always increased if mail proxy was
978 *) Bugfix: if backend returned response header only using non-buffered
979 proxy, then nginx closed backend connection on timeout.
981 *) Bugfix: nginx did not support several "Connection" request header
984 *) Bugfix: if the "max_fails" was set for upstream server, then after
985 first failure server weight was always one; the bug had appeared in
989 Changes with nginx 0.6.10 03 Sep 2007
991 *) Feature: the "open_file_cache", "open_file_cache_retest", and
992 "open_file_cache_errors" directives.
994 *) Bugfix: socket leak; the bug had appeared in 0.6.7.
996 *) Bugfix: a charset set by the "charset" directive was not appended to
997 the "Content-Type" header set by $r->send_http_header().
999 *) Bugfix: a segmentation fault might occur in worker process if
1000 /dev/poll method was used.
1003 Changes with nginx 0.6.9 28 Aug 2007
1005 *) Bugfix: a worker process may got caught in an endless loop, if the
1006 HTTPS protocol was used; the bug had appeared in 0.6.7.
1008 *) Bugfix: if server listened on two addresses or ports and trailing
1009 wildcard was used, then nginx did not run.
1011 *) Bugfix: the "ip_hash" directive might incorrectly mark servers as
1014 *) Bugfix: nginx could not be built on amd64; the bug had appeared in
1018 Changes with nginx 0.6.8 20 Aug 2007
1020 *) Change: now nginx tries to set the "worker_priority",
1021 "worker_rlimit_nofile", "worker_rlimit_core", and
1022 "worker_rlimit_sigpending" without super-user privileges.
1024 *) Change: now nginx escapes space and "%" in request to a mail proxy
1025 authentication server.
1027 *) Change: now nginx escapes "%" in $memcached_key variable.
1029 *) Bugfix: nginx used path relative to configuration prefix for
1030 non-absolute configuration file path specified in the "-c" key; the
1031 bug had appeared in 0.6.6.
1033 *) Bugfix: nginx did not work on FreeBSD/sparc64.
1036 Changes with nginx 0.6.7 15 Aug 2007
1038 *) Change: now the paths specified in the "include",
1039 "auth_basic_user_file", "perl_modules", "ssl_certificate",
1040 "ssl_certificate_key", and "ssl_client_certificate" directives are
1041 relative to directory of nginx configuration file nginx.conf, but
1042 not to nginx prefix directory.
1044 *) Change: the --sysconfdir=PATH option in configure was canceled.
1046 *) Change: the special make target "upgrade1" was defined for online
1047 upgrade of 0.1.x versions.
1049 *) Feature: the "server_name" and "valid_referers" directives support
1050 regular expressions.
1052 *) Feature: the "server" directive in the "upstream" context supports
1053 the "backup" parameter.
1055 *) Feature: the ngx_http_perl_module supports the
1056 $r->discard_request_body.
1058 *) Feature: the "add_header Last-Modified ..." directive changes the
1059 "Last-Modified" response header line.
1061 *) Bugfix: if a response different than 200 was returned to a request
1062 with body and connection went to the keep-alive state after the
1063 request, then nginx returned 400 for the next request.
1065 *) Bugfix: a segmentation fault occurred in worker process if invalid
1066 address was set in the "auth_http" directive.
1068 *) Bugfix: now nginx uses default listen backlog value 511 on all
1069 platforms except FreeBSD.
1070 Thanks to Jiang Hong.
1072 *) Bugfix: a worker process may got caught in an endless loop, if a
1073 "server" inside "upstream" block was marked as "down"; the bug had
1076 *) Bugfix: now Solaris sendfilev() is not used to transfer the client
1077 request body to FastCGI-server via the unix domain socket.
1080 Changes with nginx 0.6.6 30 Jul 2007
1082 *) Feature: the --sysconfdir=PATH option in configure.
1084 *) Feature: named locations.
1086 *) Feature: the $args variable can be set with the "set" directive.
1088 *) Feature: the $is_args variable.
1090 *) Bugfix: fair big weight upstream balancer.
1092 *) Bugfix: if a client has closed connection to mail proxy then nginx
1093 might not close connection to backend.
1095 *) Bugfix: if the same host without specified port was used as backend
1096 for HTTP and HTTPS, then nginx used only one port - 80 or 443.
1098 *) Bugfix: fix building on Solaris/amd64 by Sun Studio 11 and early
1099 versions; the bug had appeared in 0.6.4.
1102 Changes with nginx 0.6.5 23 Jul 2007
1104 *) Feature: $nginx_version variable.
1105 Thanks to Nick S. Grechukh.
1107 *) Feature: the mail proxy supports AUTHENTICATE in IMAP mode.
1108 Thanks to Maxim Dounin.
1110 *) Feature: the mail proxy supports STARTTLS in SMTP mode.
1111 Thanks to Maxim Dounin.
1113 *) Bugfix: now nginx escapes space in $memcached_key variable.
1115 *) Bugfix: nginx was incorrectly built by Sun Studio on
1117 Thanks to Jiang Hong.
1119 *) Bugfix: of minor potential bugs.
1120 Thanks to Coverity's Scan.
1123 Changes with nginx 0.6.4 17 Jul 2007
1125 *) Security: the "msie_refresh" directive allowed XSS.
1126 Thanks to Maxim Boguk.
1128 *) Change: the "proxy_store" and "fastcgi_store" directives were
1131 *) Feature: the "proxy_store_access" and "fastcgi_store_access"
1134 *) Bugfix: nginx did not work on Solaris/sparc64 if it was built by Sun
1136 Thanks to Andrei Nigmatulin.
1138 *) Workaround: for Sun Studio 12.
1139 Thanks to Jiang Hong.
1142 Changes with nginx 0.6.3 12 Jul 2007
1144 *) Feature: the "proxy_store" and "fastcgi_store" directives.
1146 *) Bugfix: a segmentation fault might occur in worker process if the
1147 "auth_http_header" directive was used.
1148 Thanks to Maxim Dounin.
1150 *) Bugfix: a segmentation fault occurred in worker process if the
1151 CRAM-MD5 authentication method was used, but it was not enabled.
1153 *) Bugfix: a segmentation fault might occur in worker process when the
1154 HTTPS protocol was used in the "proxy_pass" directive.
1156 *) Bugfix: a segmentation fault might occur in worker process if the
1157 eventport method was used.
1159 *) Bugfix: the "proxy_ignore_client_abort" and
1160 "fastcgi_ignore_client_abort" directives did not work; the bug had
1164 Changes with nginx 0.6.2 09 Jul 2007
1166 *) Bugfix: if the FastCGI header was split in records, then nginx
1167 passed garbage in the header to a client.
1170 Changes with nginx 0.6.1 17 Jun 2007
1172 *) Bugfix: in SSI parsing.
1174 *) Bugfix: if remote SSI subrequest was used, then posterior local file
1175 subrequest might transferred to client in wrong order.
1177 *) Bugfix: large SSI inclusions buffered in temporary files were
1180 *) Bugfix: the perl $$ variable value in ngx_http_perl_module was equal
1181 to the master process identification number.
1184 Changes with nginx 0.6.0 14 Jun 2007
1186 *) Feature: the "server_name", "map", and "valid_referers" directives
1187 support the "www.example.*" wildcards.
1190 Changes with nginx 0.5.25 11 Jun 2007
1192 *) Bugfix: nginx could not be built with the
1193 --without-http_rewrite_module parameter; the bug had appeared in
1197 Changes with nginx 0.5.24 06 Jun 2007
1199 *) Security: the "ssl_verify_client" directive did not work if request
1200 was made using HTTP/0.9.
1202 *) Bugfix: a part of response body might be passed uncompressed if gzip
1203 was used; the bug had appeared in 0.5.23.
1206 Changes with nginx 0.5.23 04 Jun 2007
1208 *) Feature: the ngx_http_ssl_module supports Server Name Indication TLS
1211 *) Feature: the "fastcgi_catch_stderr" directive.
1212 Thanks to Nick S. Grechukh, OWOX project.
1214 *) Bugfix: a segmentation fault occurred in master process if two
1215 virtual servers should bind() to the overlapping ports.
1217 *) Bugfix: if nginx was built with ngx_http_perl_module and perl
1218 supported threads, then during second reconfiguration the error
1219 messages "panic: MUTEX_LOCK" and "perl_parse() failed" were issued.
1221 *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive.
1224 Changes with nginx 0.5.22 29 May 2007
1226 *) Bugfix: a big request body might not be passed to backend; the bug
1227 had appeared in 0.5.21.
1230 Changes with nginx 0.5.21 28 May 2007
1232 *) Bugfix: if server has more than about ten locations, then regex
1233 locations might be choosen not in that order as they were specified.
1235 *) Bugfix: a worker process may got caught in an endless loop on 64-bit
1236 platform, if the 33-rd or next in succession backend has failed.
1237 Thanks to Anton Povarov.
1239 *) Bugfix: a bus error might occur on Solaris/sparc64 if the PCRE
1241 Thanks to Andrei Nigmatulin.
1243 *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive.
1246 Changes with nginx 0.5.20 07 May 2007
1248 *) Feature: the "sendfile_max_chunk" directive.
1250 *) Feature: the "$http_...", "$sent_http_...", and "$upstream_http_..."
1251 variables may be changed using the "set" directive.
1253 *) Bugfix: a segmentation fault might occur in worker process if the
1254 SSI command 'if expr="$var = /"' was used.
1256 *) Bugfix: trailing boundary of multipart range response was
1257 transferred incorrectly.
1258 Thanks to Evan Miller.
1260 *) Bugfix: nginx did not work on Solaris/sparc64 if it was built by Sun
1262 Thanks to Andrei Nigmatulin.
1264 *) Bugfix: the ngx_http_perl_module could not be built by Solaris
1266 Thanks to Andrei Nigmatulin.
1269 Changes with nginx 0.5.19 24 Apr 2007
1271 *) Change: now the $request_time variable has millisecond precision.
1273 *) Change: the method $r->rflush of ngx_http_perl_module was renamed to
1276 *) Feature: the $upstream_addr variable.
1278 *) Feature: the "proxy_headers_hash_max_size" and
1279 "proxy_headers_hash_bucket_size" directives.
1280 Thanks to Volodymyr Kostyrko.
1282 *) Bugfix: the files more than 2G could not be transferred using
1283 sendfile and limit_rate on 64-bit platforms.
1285 *) Bugfix: the files more than 2G could not be transferred using
1286 sendfile on 64-bit Linux.
1289 Changes with nginx 0.5.18 19 Apr 2007
1291 *) Feature: the ngx_http_sub_filter_module.
1293 *) Feature: the "$upstream_http_..." variables.
1295 *) Feature: now the $upstream_status and $upstream_response_time
1296 variables keep data about all upstreams before X-Accel-Redirect.
1298 *) Bugfix: a segmentation fault occurred in master process after first
1299 reconfiguration and receiving any signal if nginx was built with
1300 ngx_http_perl_module and perl did not support multiplicity; the bug
1301 had appeared in 0.5.9.
1303 *) Bugfix: if perl did not support multiplicity, then after
1304 reconfiguration perl code did not work; the bug had appeared in
1308 Changes with nginx 0.5.17 02 Apr 2007
1310 *) Change: now nginx always returns the 405 status for the TRACE method.
1312 *) Feature: now nginx supports the "include" directive inside the
1315 *) Bugfix: the $document_root variable usage in the "root" and "alias"
1316 directives is disabled: this caused recursive stack overflow.
1318 *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive.
1320 *) Bugfix: in some cases non-cachable variables (such as $uri variable)
1321 returned old cached value.
1324 Changes with nginx 0.5.16 26 Mar 2007
1326 *) Bugfix: the C-class network was not used as hash key in the
1327 "ip_hash" directive.
1328 Thanks to Pavel Yarkovoy.
1330 *) Bugfix: a segmentation fault might occur in worker process if a
1331 charset was set in the "Content-Type" header line and the line has
1332 trailing ";"; the bug had appeared in 0.3.50.
1334 *) Bugfix: the "[alert] zero size buf" error when FastCGI server was
1335 used and a request body written in a temporary file was multiple of
1338 *) Bugfix: nginx could not be built on Solaris without the --with-debug
1339 option; the bug had appeared in 0.5.15.
1342 Changes with nginx 0.5.15 19 Mar 2007
1344 *) Feature: the mail proxy supports authenticated SMTP proxying and the
1345 "smtp_auth", "smtp_capablities", and "xclient" directives.
1346 Thanks to Anton Yuzhaninov and Maxim Dounin.
1348 *) Feature: now the keep-alive connections are closed just after
1349 receiving the reconfiguration signal.
1351 *) Change: the "imap" and "auth" directives were renamed to the "mail"
1352 and "pop3_auth" directives.
1354 *) Bugfix: a segmentation fault occurred in worker process if the
1355 CRAM-MD5 authentication method was used and the APOP method was
1358 *) Bugfix: if the "starttls only" directive was used in POP3 protocol,
1359 then nginx allowed authentication without switching to the SSL mode.
1361 *) Bugfix: worker processes did not exit after reconfiguration and did
1362 not rotate logs if the eventport method was used.
1364 *) Bugfix: a worker process may got caught in an endless loop, if the
1365 "ip_hash" directive was used.
1367 *) Bugfix: now nginx does not log some alerts if eventport or /dev/poll
1371 Changes with nginx 0.5.14 23 Feb 2007
1373 *) Bugfix: nginx ignored superfluous closing "}" in the end of
1377 Changes with nginx 0.5.13 19 Feb 2007
1379 *) Feature: the COPY and MOVE methods.
1381 *) Bugfix: the ngx_http_realip_module set garbage for requests passed
1382 via keep-alive connection.
1384 *) Bugfix: nginx did not work on big-endian 64-bit Linux.
1385 Thanks to Andrei Nigmatulin.
1387 *) Bugfix: now when IMAP/POP3 proxy receives too long command it closes
1388 the connection right away, but not after timeout.
1390 *) Bugfix: if the "epoll" method was used and a client closed a
1391 connection prematurely, then nginx closed the connection after a
1394 *) Bugfix: nginx could not be built on platforms different from i386,
1395 amd64, sparc, and ppc; the bug had appeared in 0.5.8.
1398 Changes with nginx 0.5.12 12 Feb 2007
1400 *) Bugfix: nginx could not be built on platforms different from i386,
1401 amd64, sparc, and ppc; the bug had appeared in 0.5.8.
1403 *) Bugfix: a segmentation fault might occur in worker process if the
1404 temporarily files were used while working with FastCGI server; the
1405 bug had appeared in 0.5.8.
1407 *) Bugfix: a segmentation fault might occur in worker process if the
1408 $fastcgi_script_name variable was logged.
1410 *) Bugfix: ngx_http_perl_module could not be built on Solaris.
1413 Changes with nginx 0.5.11 05 Feb 2007
1415 *) Feature: now configure detects system PCRE library in MacPorts.
1416 Thanks to Chris McGrath.
1418 *) Bugfix: the response was incorrect if several ranges were requested;
1419 the bug had appeared in 0.5.6.
1421 *) Bugfix: the "create_full_put_path" directive could not create the
1422 intermediate directories if no "dav_access" directive was set.
1423 Thanks to Evan Miller.
1425 *) Bugfix: the "0" response code might be logged in the access_log
1426 instead of the "400" and "408" error codes.
1428 *) Bugfix: a segmentation fault might occur in worker process if nginx
1429 was built with -O2 optimization.
1432 Changes with nginx 0.5.10 26 Jan 2007
1434 *) Bugfix: while online executable file upgrade the new master process
1435 did not inherit the listening sockets; the bug had appeared in 0.5.9.
1437 *) Bugfix: a segmentation fault might occur in worker process if nginx
1438 was built with -O2 optimization; the bug had appeared in 0.5.1.
1441 Changes with nginx 0.5.9 25 Jan 2007
1443 *) Change: now the ngx_http_memcached_module uses the $memcached_key
1444 variable value as a key.
1446 *) Feature: the $memcached_key variable.
1448 *) Feature: the "clean" parameter in the "client_body_in_file_only"
1451 *) Feature: the "env" directive.
1453 *) Feature: the "sendfile" directive is available inside the "if" block.
1455 *) Feature: now on failure of the writing to access nginx logs a
1456 message to error_log, but not more often than once a minute.
1458 *) Bugfix: the "access_log off" directive did not always turn off the
1462 Changes with nginx 0.5.8 19 Jan 2007
1464 *) Bugfix: a segmentation fault might occur if
1465 "client_body_in_file_only on" was used and a request body was small.
1467 *) Bugfix: a segmentation fault occurred if
1468 "client_body_in_file_only on" and "proxy_pass_request_body off" or
1469 "fastcgi_pass_request_body off" directives were used, and nginx
1470 switched to a next upstream.
1472 *) Bugfix: if the "proxy_buffering off" directive was used and a client
1473 connection was non-active, then the connection was closed after send
1474 timeout; the bug had appeared in 0.4.7.
1476 *) Bugfix: if the "epoll" method was used and a client closed a
1477 connection prematurely, then nginx closed the connection after a
1480 *) Bugfix: the "[alert] zero size buf" error when FastCGI server was
1483 *) Bugfixes in the "limit_zone" directive.
1486 Changes with nginx 0.5.7 15 Jan 2007
1488 *) Feature: the ssl_session_cache storage optimization.
1490 *) Bugfixes in the "ssl_session_cache" and "limit_zone" directives.
1492 *) Bugfix: the segmentation fault was occurred on start or while
1493 reconfiguration if the "ssl_session_cache" or "limit_zone"
1494 directives were used on 64-bit platforms.
1496 *) Bugfix: a segmentation fault occurred if the "add_before_body" or
1497 "add_after_body" directives were used and there was no
1498 "Content-Type" header line in response.
1500 *) Bugfix: the OpenSSL library was always built with the threads
1502 Thanks to Den Ivanov.
1504 *) Bugfix: the PCRE-6.5+ library and the icc compiler compatibility.
1507 Changes with nginx 0.5.6 09 Jan 2007
1509 *) Change: now the ngx_http_index_module ignores all methods except the
1510 GET, HEAD, and POST methods.
1512 *) Feature: the ngx_http_limit_zone_module.
1514 *) Feature: the $binary_remote_addr variable.
1516 *) Feature: the "ssl_session_cache" directives of the
1517 ngx_http_ssl_module and ngx_imap_ssl_module.
1519 *) Feature: the DELETE method supports recursive removal.
1521 *) Bugfix: the byte-ranges were transferred incorrectly if the
1522 $r->sendfile() was used.
1525 Changes with nginx 0.5.5 24 Dec 2006
1527 *) Change: the -v switch does not show compiler information any more.
1529 *) Feature: the -V switch.
1531 *) Feature: the "worker_rlimit_core" directive supports size in K, M,
1534 *) Bugfix: the nginx.pm module now could be installed by an
1537 *) Bugfix: a segmentation fault might occur if the $r->request_body or
1538 $r->request_body_file methods were used.
1540 *) Bugfix: the ppc platform specific bugs.
1543 Changes with nginx 0.5.4 15 Dec 2006
1545 *) Feature: the "perl" directive may be used inside the "limit_except"
1548 *) Bugfix: the ngx_http_dav_module required the "Date" request header
1549 line for the DELETE method.
1551 *) Bugfix: if one only parameter was used in the "dav_access"
1552 directive, then nginx might report about configuration error.
1554 *) Bugfix: a segmentation fault might occur if the $host variable was
1555 used; the bug had appeared in 0.4.14.
1558 Changes with nginx 0.5.3 13 Dec 2006
1560 *) Feature: the ngx_http_perl_module supports the $r->status,
1561 $r->log_error, and $r->sleep methods.
1563 *) Feature: the $r->variable method supports variables that do not
1564 exist in nginx configuration.
1566 *) Bugfix: the $r->has_request_body method did not work.
1569 Changes with nginx 0.5.2 11 Dec 2006
1571 *) Bugfix: if the "proxy_pass" directive used the name of the
1572 "upstream" block, then nginx tried to resolve the name; the bug had
1576 Changes with nginx 0.5.1 11 Dec 2006
1578 *) Bugfix: the "post_action" directive might not run after a
1579 unsuccessful completion of a request.
1581 *) Workaround: for Eudora for Mac; the bug had appeared in 0.4.11.
1582 Thanks to Bron Gondwana.
1584 *) Bugfix: if the "upstream" name was used in the "fastcgi_pass", then
1585 the message "no port in upstream" was issued; the bug had appeared
1588 *) Bugfix: if the "proxy_pass" and "fastcgi_pass" directives used the
1589 same servers but different ports, then these directives uses the
1590 first described port; the bug had appeared in 0.5.0.
1592 *) Bugfix: if the "proxy_pass" and "fastcgi_pass" directives used the
1593 unix domain sockets, then these directives used first described
1594 socket; the bug had appeared in 0.5.0.
1596 *) Bugfix: ngx_http_auth_basic_module ignored the user if it was in the
1597 last line in the password file and there was no the carriage return,
1598 the line feed, or the ":" symbol after the password.
1600 *) Bugfix: the $upstream_response_time variable might be equal to
1601 "0.000", although response time was more than 1 millisecond.
1604 Changes with nginx 0.5.0 04 Dec 2006
1606 *) Change: the parameters in the "%name" form in the "log_format"
1607 directive are not supported anymore.
1609 *) Change: the "proxy_upstream_max_fails",
1610 "proxy_upstream_fail_timeout", "fastcgi_upstream_max_fails",
1611 "fastcgi_upstream_fail_timeout", "memcached_upstream_max_fails", and
1612 "memcached_upstream_fail_timeout" directives are not supported
1615 *) Feature: the "server" directive in the "upstream" context supports
1616 the "max_fails", "fail_timeout", and "down" parameters.
1618 *) Feature: the "ip_hash" directive inside the "upstream" block.
1620 *) Feature: the WAIT status in the "Auth-Status" header line of the
1621 IMAP/POP3 proxy authentication server response.
1623 *) Bugfix: nginx could not be built on 64-bit platforms; the bug had
1627 Changes with nginx 0.4.14 27 Nov 2006
1629 *) Feature: the "proxy_pass_error_message" directive in IMAP/POP3 proxy.
1631 *) Feature: now configure detects system PCRE library on FreeBSD,
1634 *) Bugfix: ngx_http_perl_module did not work with perl built with the
1635 threads support; the bug had appeared in 0.3.38.
1637 *) Bugfix: ngx_http_perl_module did not work if perl was called
1640 *) Bugfix: nginx ignored a host name in a request line.
1642 *) Bugfix: a worker process may got caught in an endless loop, if a
1643 FastCGI server sent too many data to the stderr.
1645 *) Bugfix: the $upstream_response_time variable may be negative if the
1646 system time was changed backward.
1648 *) Bugfix: the "Auth-Login-Attempt" parameter was not sent to IMAP/POP3
1649 proxy authentication server when POP3 was used.
1651 *) Bugfix: a segmentation fault might occur if connect to IMAP/POP3
1652 proxy authentication server failed.
1655 Changes with nginx 0.4.13 15 Nov 2006
1657 *) Feature: the "proxy_pass" directive may be used inside the
1658 "limit_except" block.
1660 *) Feature: the "limit_except" directive supports all WebDAV methods.
1662 *) Bugfix: if the "add_before_body" directive was used without the
1663 "add_after_body" directive, then a response did not transferred
1666 *) Bugfix: a large request body did not receive if the epoll method and
1667 the deferred accept() were used.
1669 *) Bugfix: a charset could not be set for ngx_http_autoindex_module
1670 responses; the bug had appeared in 0.3.50.
1672 *) Bugfix: the "[alert] zero size buf" error when FastCGI server was
1675 *) Bugfix: the --group= configuration parameter was ignored.
1676 Thanks to Thomas Moschny.
1678 *) Bugfix: the 50th subrequest in SSI response did not work; the bug
1679 had appeared in 0.3.50.
1682 Changes with nginx 0.4.12 31 Oct 2006
1684 *) Feature: the ngx_http_perl_module supports the $r->variable method.
1686 *) Bugfix: if a big static file was included using SSI in a response,
1687 then the response may be transferred incomplete.
1689 *) Bugfix: nginx did not omit the "#fragment" part in URI.
1692 Changes with nginx 0.4.11 25 Oct 2006
1694 *) Feature: the POP3 proxy supports the AUTH LOGIN PLAIN and CRAM-MD5.
1696 *) Feature: the ngx_http_perl_module supports the $r->allow_ranges
1699 *) Bugfix: if the APOP was enabled in the POP3 proxy, then the
1700 USER/PASS commands might not work; the bug had appeared in 0.4.10.
1703 Changes with nginx 0.4.10 23 Oct 2006
1705 *) Feature: the POP3 proxy supports the APOP command.
1707 *) Bugfix: if the select, poll or /dev/poll methods were used, then
1708 while waiting authentication server response the IMAP/POP3 proxy
1711 *) Bugfix: a segmentation fault might occur if the $server_addr
1712 variable was used in the "map" directive.
1714 *) Bugfix: the ngx_http_flv_module did not support the byte ranges for
1715 full responses; the bug had appeared in 0.4.7.
1717 *) Bugfix: nginx could not be built on Debian amd64; the bug had
1721 Changes with nginx 0.4.9 13 Oct 2006
1723 *) Feature: the "set" parameter in the "include" SSI command.
1725 *) Feature: the ngx_http_perl_module now tests the nginx.pm module
1729 Changes with nginx 0.4.8 11 Oct 2006
1731 *) Bugfix: if an "include" SSI command were before another "include"
1732 SSI command with a "wait" parameter, then the "wait" parameter might
1735 *) Bugfix: the ngx_http_flv_module added the FLV header to the full
1737 Thanks to Alexey Kovyrin.
1740 Changes with nginx 0.4.7 10 Oct 2006
1742 *) Feature: the ngx_http_flv_module.
1744 *) Feature: the $request_body_file variable.
1746 *) Feature: the "charset" and "source_charset" directives support the
1749 *) Bugfix: if an "include" SSI command were before another "include"
1750 SSI command with a "wait" parameter, then the "wait" parameter might
1753 *) Bugfix: if the "proxy_buffering off" directive was used or while
1754 working with memcached the connections might not be closed on
1757 *) Bugfix: nginx did not run on 64-bit platforms except amd64, sparc64,
1761 Changes with nginx 0.4.6 06 Oct 2006
1763 *) Bugfix: nginx did not run on 64-bit platforms except amd64, sparc64,
1766 *) Bugfix: nginx sent the chunked response for HTTP/1.1 request,
1767 if its length was set by text string in the
1768 $r->headers_out("Content-Length", ...) method.
1770 *) Bugfix: after redirecting error by an "error_page" directive any
1771 ngx_http_rewrite_module directive returned this error code; the bug
1772 had appeared in 0.4.4.
1775 Changes with nginx 0.4.5 02 Oct 2006
1777 *) Bugfix: nginx could not be built on Linux and Solaris; the bug had
1781 Changes with nginx 0.4.4 02 Oct 2006
1783 *) Feature: the $scheme variable.
1785 *) Feature: the "expires" directive supports the "max" parameter.
1787 *) Feature: the "include" directive supports the "*" mask.
1788 Thanks to Jonathan Dance.
1790 *) Bugfix: the "return" directive always overrode the "error_page"
1791 response code redirected by the "error_page" directive.
1793 *) Bugfix: a segmentation fault occurred if zero-length body was in PUT
1796 *) Bugfix: the redirect was changed incorrectly if the variables were
1797 used in the "proxy_redirect" directive.
1800 Changes with nginx 0.4.3 26 Sep 2006
1802 *) Change: now the 499 error could not be redirected using an
1803 "error_page" directive.
1805 *) Feature: the Solaris 10 event ports support.
1807 *) Feature: the ngx_http_browser_module.
1809 *) Bugfix: a segmentation fault may occur while redirecting the 400
1810 error to the proxied server using a "proxy_pass" directive.
1812 *) Bugfix: a segmentation fault occurred if an unix domain socket was
1813 used in a "proxy_pass" directive; the bug had appeared in 0.3.47.
1815 *) Bugfix: SSI did work with memcached and nonbuffered responses.
1817 *) Workaround: of the Sun Studio PAUSE hardware capability bug.
1820 Changes with nginx 0.4.2 14 Sep 2006
1822 *) Bugfix: the O_NOATIME flag support on Linux was canceled; the bug
1823 had appeared in 0.4.1.
1826 Changes with nginx 0.4.1 14 Sep 2006
1828 *) Bugfix: the DragonFlyBSD compatibility.
1829 Thanks to Pavel Nazarov.
1831 *) Workaround: of bug in 64-bit Linux sendfile(), when file is more
1834 *) Feature: now on Linux nginx uses O_NOATIME flag for static
1836 Thanks to Yusuf Goolamabbas.
1839 Changes with nginx 0.4.0 30 Aug 2006
1841 *) Change in internal API: the HTTP modules initialization was moved
1842 from the init module phase to the HTTP postconfiguration phase.
1844 *) Change: now the request body is not read beforehand for the
1845 ngx_http_perl_module: it's required to start the reading using the
1846 $r->has_request_body method.
1848 *) Feature: the ngx_http_perl_module supports the DECLINED return code.
1850 *) Feature: the ngx_http_dav_module supports the incoming "Date" header
1851 line for the PUT method.
1853 *) Feature: the "ssi" directive is available inside the "if" block.
1855 *) Bugfix: a segmentation fault occurred if there was an "index"
1856 directive with variables and the first index name was without
1857 variables; the bug had appeared in 0.1.29.
1860 Changes with nginx 0.3.61 28 Aug 2006
1862 *) Change: now the "tcp_nodelay" directive is turned on by default.
1864 *) Feature: the "msie_refresh" directive.
1866 *) Feature: the "recursive_error_pages" directive.
1868 *) Bugfix: the "rewrite" directive returned incorrect redirect, if the
1869 redirect had the captured escaped symbols from original URI.
1872 Changes with nginx 0.3.60 18 Aug 2006
1874 *) Bugfix: a worker process may got caught in an endless loop while an
1875 error redirection; the bug had appeared in 0.3.59.
1878 Changes with nginx 0.3.59 16 Aug 2006
1880 *) Feature: now is possible to do several redirection using the
1881 "error_page" directive.
1883 *) Bugfix: the "dav_access" directive did not support three parameters.
1885 *) Bugfix: the "error_page" directive did not changes the
1886 "Content-Type" header line after the "X-Accel-Redirect" was used;
1887 the bug had appeared in 0.3.58.
1890 Changes with nginx 0.3.58 14 Aug 2006
1892 *) Feature: the "error_page" directive supports the variables.
1894 *) Change: now the procfs interface instead of sysctl is used on Linux.
1896 *) Change: now the "Content-Type" header line is inherited from first
1897 response when the "X-Accel-Redirect" was used.
1899 *) Bugfix: the "error_page" directive did not redirect the 413 error.
1901 *) Bugfix: the trailing "?" did not remove old arguments if no new
1902 arguments were added to a rewritten URI.
1904 *) Bugfix: nginx could not run on 64-bit FreeBSD 7.0-CURRENT.
1907 Changes with nginx 0.3.57 09 Aug 2006
1909 *) Feature: the $ssl_client_serial variable.
1911 *) Bugfix: in the "!-e" operator of the "if" directive.
1912 Thanks to Andrian Budanstov.
1914 *) Bugfix: while a client certificate verification nginx did not send
1915 to a client the required certificates information.
1917 *) Bugfix: the $document_root variable did not support the variables in
1918 the "root" directive.
1921 Changes with nginx 0.3.56 04 Aug 2006
1923 *) Feature: the "dav_access" directive.
1925 *) Feature: the "if" directive supports the "-d", "!-d", "-e", "!-e",
1926 "-x", and "!-x" operators.
1928 *) Bugfix: a segmentation fault occurred if a request returned a
1929 redirect and some sent to client header lines were logged in the
1933 Changes with nginx 0.3.55 28 Jul 2006
1935 *) Feature: the "stub" parameter in the "include" SSI command.
1937 *) Feature: the "block" SSI command.
1939 *) Feature: the unicode2nginx script was added to contrib.
1941 *) Bugfix: if a "root" was specified by variable only, then the root
1942 was relative to a server prefix.
1944 *) Bugfix: if the request contained "//" or "/./" and escaped symbols
1945 after them, then the proxied request was sent unescaped.
1947 *) Bugfix: the $r->header_in("Cookie") of the ngx_http_perl_module now
1948 returns all "Cookie" header lines.
1950 *) Bugfix: a segmentation fault occurred if
1951 "client_body_in_file_only on" was used and nginx switched to a next
1954 *) Bugfix: on some condition while reconfiguration character codes
1955 inside the "charset_map" may be treated invalid; the bug had
1959 Changes with nginx 0.3.54 11 Jul 2006
1961 *) Feature: nginx now logs the subrequest information to the error log.
1963 *) Feature: the "proxy_next_upstream", "fastcgi_next_upstream", and
1964 "memcached_next_upstream" directives support the "off" parameter.
1966 *) Feature: the "debug_connection" directive supports the CIDR address
1969 *) Bugfix: if a response of proxied server or FastCGI server was
1970 converted from UTF-8 or back, then it may be transferred incomplete.
1972 *) Bugfix: the $upstream_response_time variable had the time of the
1973 first request to a backend only.
1975 *) Bugfix: nginx could not be built on amd64 platform; the bug had
1979 Changes with nginx 0.3.53 07 Jul 2006
1981 *) Change: the "add_header" directive adds the string to 204, 301, and
1984 *) Feature: the "server" directive in the "upstream" context supports
1985 the "weight" parameter.
1987 *) Feature: the "server_name" directive supports the "*" wildcard.
1989 *) Feature: nginx supports the request body size more than 2G.
1991 *) Bugfix: if a client was successfully authorized using "satisfy_any
1992 on", then anyway the message "access forbidden by rule" was written
1995 *) Bugfix: the "PUT" method may erroneously not create a file and
1996 return the 409 code.
1998 *) Bugfix: if the IMAP/POP3 backend returned an error, then nginx
1999 continued proxying anyway.
2002 Changes with nginx 0.3.52 03 Jul 2006
2004 *) Change: the ngx_http_index_module behavior for the "POST /" requests
2005 is reverted to the 0.3.40 version state: the module now does not
2006 return the 405 error.
2008 *) Bugfix: the worker process may got caught in an endless loop if the
2009 limit rate was used; the bug had appeared in 0.3.37.
2011 *) Bugfix: ngx_http_charset_module logged "unknown charset" alert, even
2012 if the recoding was not needed; the bug had appeared in 0.3.50.
2014 *) Bugfix: if a code response of the PUT request was 409, then a
2015 temporary file was not removed.
2018 Changes with nginx 0.3.51 30 Jun 2006
2020 *) Bugfix: the "<" symbols might disappeared some conditions in the
2021 SSI; the bug had appeared in 0.3.50.
2024 Changes with nginx 0.3.50 28 Jun 2006
2026 *) Change: the "proxy_redirect_errors" and "fastcgi_redirect_errors"
2027 directives was renamed to the "proxy_intercept_errors" and
2028 "fastcgi_intercept_errors" directives.
2030 *) Feature: the ngx_http_charset_module supports the recoding from the
2031 single byte encodings to the UTF-8 encoding and back.
2033 *) Feature: the "X-Accel-Charset" response header line is supported in
2034 proxy and FastCGI mode.
2036 *) Bugfix: the "\" escape symbol in the "\"" and "\'" pairs in the SSI
2037 command was removed only if the command also has the "$" symbol.
2039 *) Bugfix: the "<!--" string might be added on some conditions in the
2040 SSI after inclusion.
2042 *) Bugfix: if the "Content-Length: 0" header line was in response, then
2043 in nonbuffered proxying mode the client connection was not closed.
2046 Changes with nginx 0.3.49 31 May 2006
2048 *) Bugfix: in the "set" directive.
2050 *) Bugfix: if two or more FastCGI subrequests was in SSI, then first
2051 subrequest output was included instead of second and following
2055 Changes with nginx 0.3.48 29 May 2006
2057 *) Change: now the ngx_http_charset_module works for subrequests, if
2058 the response has no "Content-Type" header line.
2060 *) Bugfix: if the "proxy_pass" directive has no URI part, then the
2061 "proxy_redirect default" directive add the unnecessary slash in
2062 start of the rewritten redirect.
2064 *) Bugfix: the internal redirect always transform client's HTTP method
2065 to GET, now the transformation is made for the "X-Accel-Redirect"
2066 redirects only and if the method is not HEAD; the bug had appeared
2069 *) Bugfix: the ngx_http_perl_module could not be built, if the perl was
2070 built with the threads support; the bug had appeared in 0.3.46.
2073 Changes with nginx 0.3.47 23 May 2006
2075 *) Feature: the "upstream" directive.
2077 *) Change: now the "\" escape symbol in the "\"" and "\'" pairs in the
2078 SSI command is always removed.
2081 Changes with nginx 0.3.46 11 May 2006
2083 *) Feature: the "proxy_hide_header", "proxy_pass_header",
2084 "fastcgi_hide_header", and "fastcgi_pass_header" directives.
2086 *) Change: the "proxy_pass_x_powered_by", "fastcgi_x_powered_by", and
2087 "proxy_pass_server" directives were canceled.
2089 *) Feature: the "X-Accel-Buffering" response header line is supported
2092 *) Bugfix: the reconfiguration bug and memory leaks in the
2093 ngx_http_perl_module.
2096 Changes with nginx 0.3.45 06 May 2006
2098 *) Feature: the "ssl_verify_client", "ssl_verify_depth", and
2099 "ssl_client_certificate" directives.
2101 *) Change: the $request_method variable now returns the main request
2104 *) Change: the ° symbol codes were changed in koi-win conversion
2107 *) Feature: the euro and N symbols were added to koi-win conversion
2110 *) Bugfix: if nginx distributed the requests among several backends and
2111 some backend failed, then requests intended for this backend was
2112 directed to one live backend only instead of being distributed among
2116 Changes with nginx 0.3.44 04 May 2006
2118 *) Feature: the "wait" parameter in the "include" SSI command.
2120 *) Feature: the Ukrainian and Byelorussian characters were added to
2121 koi-win conversion table.
2123 *) Bugfix: in the SSI.
2126 Changes with nginx 0.3.43 26 Apr 2006
2128 *) Bugfix: in the SSI.
2131 Changes with nginx 0.3.42 26 Apr 2006
2133 *) Feature: the "bind" option of the "listen" directive in IMAP/POP3
2136 *) Bugfix: if the same capture in the "rewrite" directive was used more
2139 *) Bugfix: the $sent_http_content_type, $sent_http_content_length,
2140 $sent_http_last_modified, $sent_http_connection,
2141 $sent_http_keep_alive, and $sent_http_transfer_encoding variables
2142 were not written to access log.
2144 *) Bugfix: the $sent_http_cache_control returned value of the single
2145 "Cache-Control" response header line.
2148 Changes with nginx 0.3.41 21 Apr 2006
2150 *) Feature: the -v switch.
2152 *) Bugfix: the segmentation fault may occurred if the SSI page has
2155 *) Bugfix: in FastCGI handling.
2157 *) Bugfix: if the perl modules path was not set using
2158 --with-perl_modules_path=PATH or the "perl_modules", then the
2159 segmentation fault was occurred.
2162 Changes with nginx 0.3.40 19 Apr 2006
2164 *) Feature: the ngx_http_dav_module supports the MKCOL method.
2166 *) Feature: the "create_full_put_path" directive.
2168 *) Feature: the "$limit_rate" variable.
2171 Changes with nginx 0.3.39 17 Apr 2006
2173 *) Feature: the "uninitialized_variable_warn" directive; the logging
2174 level of the "uninitialized variable" message was lowered from
2177 *) Feature: the "override_charset" directive.
2179 *) Change: now if the unknown variable is used in the "echo" and "if
2180 expr='$name'" SSI-commands, then the "unknown variable" message is
2183 *) Bugfix: the active connection counter increased on the exceeding of
2184 the connection limit specified by the "worker_connections"
2185 directive; the bug had appeared in 0.2.0.
2187 *) Bugfix: the limit rate might not work on some condition; the bug had
2191 Changes with nginx 0.3.38 14 Apr 2006
2193 *) Feature: the ngx_http_dav_module.
2195 *) Change: the ngx_http_perl_module optimizations.
2196 Thanks to Sergey Skvortsov.
2198 *) Feature: the ngx_http_perl_module supports the $r->request_body_file
2201 *) Feature: the "client_body_in_file_only" directive.
2203 *) Workaround: now on disk overflow nginx tries to write access logs
2205 Thanks to Anton Yuzhaninov and Maxim Dounin.
2207 *) Bugfix: now the "limit_rate" directive more precisely limits rate if
2208 rate is more than 100 Kbyte/s.
2211 *) Bugfix: now the IMAP/POP3 proxy escapes the "\r" and "\n" symbols in
2212 login and password to pass authorization server.
2213 Thanks to Maxim Dounin.
2216 Changes with nginx 0.3.37 07 Apr 2006
2218 *) Feature: the "limit_except" directive.
2220 *) Feature: the "if" directive supports the "!~", "!~*", "-f", and
2223 *) Feature: the ngx_http_perl_module supports the $r->request_body
2226 *) Bugfix: in the ngx_http_addition_filter_module.
2229 Changes with nginx 0.3.36 05 Apr 2006
2231 *) Feature: the ngx_http_addition_filter_module.
2233 *) Feature: the "proxy_pass" and "fastcgi_pass" directives may be used
2234 inside the "if" block.
2236 *) Feature: the "proxy_ignore_client_abort" and
2237 "fastcgi_ignore_client_abort" directives.
2239 *) Feature: the "$request_completion" variable.
2241 *) Feature: the ngx_http_perl_module supports the $r->request_method
2242 and $r->remote_addr.
2244 *) Feature: the ngx_http_ssi_module supports the "elif" command.
2246 *) Bugfix: the "\/" string in the expression of the "if" command of the
2247 ngx_http_ssi_module was treated incorrectly.
2249 *) Bugfix: in the regular expressions in the "if" command of the
2250 ngx_http_ssi_module.
2252 *) Bugfix: if the relative path was specified in the
2253 "client_body_temp_path", "proxy_temp_path", "fastcgi_temp_path", and
2254 "perl_modules" directives, then the directory was used relatively to
2255 a current path but not to a server prefix.
2258 Changes with nginx 0.3.35 22 Mar 2006
2260 *) Bugfix: the accept-filter and the TCP_DEFER_ACCEPT option were set
2261 for first "listen" directive only; the bug had appeared in 0.3.31.
2263 *) Bugfix: in the "proxy_pass" directive without the URI part in a
2267 Changes with nginx 0.3.34 21 Mar 2006
2269 *) Feature: the "add_header" directive supports the variables.
2272 Changes with nginx 0.3.33 15 Mar 2006
2274 *) Feature: the "http_503" parameter of the "proxy_next_upstream" or
2275 "fastcgi_next_upstream" directives.
2277 *) Bugfix: ngx_http_perl_module did not work with inlined in the
2278 configuration code, if it was not started with the "sub" word.
2280 *) Bugfix: in the "post_action" directive.
2283 Changes with nginx 0.3.32 11 Mar 2006
2285 *) Bugfix: the debug logging on startup and reconfiguration time was
2286 removed; the bug had appeared in 0.3.31.
2289 Changes with nginx 0.3.31 10 Mar 2006
2291 *) Change: now nginx passes the malformed proxied backend responses.
2293 *) Feature: the "listen" directives support the address in the "*:port"
2296 *) Feature: the EVFILER_TIMER support in MacOSX 10.4.
2298 *) Workaround: for MacOSX 64-bit kernel kqueue millisecond timeout
2300 Thanks to Andrei Nigmatulin.
2302 *) Bugfix: if there were several "listen" directives listening one
2303 various addresses inside one server, then server names like
2304 "*.domain.tld" worked for first address only; the bug had appeared
2307 *) Bugfix: if the HTTPS protocol was used in the "proxy_pass" directive
2308 and the request body was in temporarily file then the request was
2311 *) Bugfix: perl 5.8.8 compatibility.
2314 Changes with nginx 0.3.30 22 Feb 2006
2316 *) Change: the ECONNABORTED error log level was changed to "error" from
2319 *) Bugfix: the ngx_http_perl_module could not be build without the
2320 ngx_http_ssi_filter_module.
2322 *) Bugfix: nginx could not be built on i386 platform, if the PIC was
2323 used; the bug had appeared in 0.3.27.
2326 Changes with nginx 0.3.29 20 Feb 2006
2328 *) Feature: now nginx uses less memory, if PHP in FastCGI mode sends
2329 many warnings before the response.
2331 *) Bugfix: the "Transfer-Encoding: chunked" header line was issued in
2332 the 204 responses for the HTTP/1.1 requests.
2334 *) Bugfix: nginx returned the 502 response, if the complete response
2335 header lines were transferred in a separate FastCGI records.
2337 *) Bugfix: if the proxied URI was specified in the "post_action"
2338 directive, then it ran only after a successful completion of a
2342 Changes with nginx 0.3.28 16 Feb 2006
2344 *) Feature: the "restrict_host_names" directive was canceled.
2346 *) Feature: the --with-cpu-opt=ppc64 configuration parameter.
2348 *) Bugfix: on some condition the proxied connection with a client was
2349 terminated prematurely.
2350 Thanks to Vladimir Shutoff.
2352 *) Bugfix: the "X-Accel-Limit-Rate" header line was not taken into
2353 account if the request was redirected using the "X-Accel-Redirect"
2356 *) Bugfix: the "post_action" directive ran only after a successful
2357 completion of a request.
2359 *) Bugfix: the proxied response body generated by the "post_action"
2360 directive was transferred to a client.
2363 Changes with nginx 0.3.27 08 Feb 2006
2365 *) Change: the "variables_hash_max_size" and
2366 "variables_hash_bucket_size" directives.
2368 *) Feature: the $body_bytes_sent variable can be used not only in the
2369 "log_format" directive.
2371 *) Feature: the $ssl_protocol and $ssl_cipher variables.
2373 *) Feature: the cache line size detection for widespread CPUs at start
2376 *) Feature: now the "accept_mutex" directive is supported using
2377 fcntl(2) on platforms different from i386, amd64, sparc64, and ppc.
2379 *) Feature: the "lock_file" directive and the --with-lock-path=PATH
2380 autoconfiguration directive.
2382 *) Bugfix: if the HTTPS protocol was used in the "proxy_pass" directive
2383 then the requests with the body was not transferred.
2386 Changes with nginx 0.3.26 03 Feb 2006
2388 *) Change: the "optimize_host_names" directive was renamed to the
2389 "optimize_server_names".
2391 *) Bugfix: if in the "proxy_pass" directive was no the URI part, then
2392 the main request URI was transferred to a backend while proxying the
2396 Changes with nginx 0.3.25 01 Feb 2006
2398 *) Bugfix: the segmentation fault was occurred on start or while
2399 reconfiguration if there was invalid configuration; the bug had
2403 Changes with nginx 0.3.24 01 Feb 2006
2405 *) Workaround: for bug in FreeBSD kqueue.
2407 *) Bugfix: now a response generated by the "post_action" directive is
2408 not transferred to a client.
2410 *) Bugfix: the memory leaks were occurring if many log files were used.
2412 *) Bugfix: the first "proxy_redirect" directive was working inside one
2415 *) Bugfix: on 64-bit platforms segmentation fault may occurred on start
2416 if the many names were used in the "server_name" directives; the bug
2417 had appeared in 0.3.18.
2420 Changes with nginx 0.3.23 24 Jan 2006
2422 *) Feature: the "optimize_host_names" directive.
2424 *) Bugfix: in using of the variables in the "path" and "alias"
2427 *) Bugfix: the ngx_http_perl_module was incorrectly built on Linux and
2431 Changes with nginx 0.3.22 17 Jan 2006
2433 *) Feature: the ngx_http_perl_module supports the $r->args and
2434 $r->unescape methods.
2436 *) Feature: the method $r->query_string of ngx_http_perl_module was
2439 *) Bugfix: segmentation fault was occurred if the "none" or "blocked"
2440 values was specified in the "valid_referers" directive; the bug had
2444 Changes with nginx 0.3.21 16 Jan 2006
2446 *) Feature: the ngx_http_perl_module.
2448 *) Change: the "valid_referers" directive allows the referreres without
2452 Changes with nginx 0.3.20 11 Jan 2006
2454 *) Bugfix: in SSI handling.
2456 *) Bugfix: the ngx_http_memcached_module did not support the keys in
2457 the "/usr?args" form.
2460 Changes with nginx 0.3.19 28 Dec 2005
2462 *) Feature: the "path" and "alias" directives support the variables.
2464 *) Change: now the "valid_referers" directive again checks the URI part.
2466 *) Bugfix: in SSI handling.
2469 Changes with nginx 0.3.18 26 Dec 2005
2471 *) Feature: the "server_names" directive supports the ".domain.tld"
2474 *) Feature: the "server_names" directive uses the hash for the
2475 "*.domain.tld" names and more effective hash for usual names.
2477 *) Change: the "server_names_hash_max_size" and
2478 "server_names_hash_bucket_size" directives.
2480 *) Change: the "server_names_hash" and "server_names_hash_threshold"
2481 directives were canceled.
2483 *) Feature: the "valid_referers" directive uses the hash site names.
2485 *) Change: now the "valid_referers" directive checks the site names
2486 only without the URI part.
2488 *) Bugfix: some ".domain.tld" names incorrectly processed by the
2489 ngx_http_map_module.
2491 *) Bugfix: segmentation fault was occurred if configuration file did
2492 not exist; the bug had appeared in 0.3.12.
2494 *) Bugfix: on 64-bit platforms segmentation fault may occurred on
2495 start; the bug had appeared in 0.3.16.
2498 Changes with nginx 0.3.17 18 Dec 2005
2500 *) Change: now on Linux configure checks the presence of epoll and
2501 sendfile64() in kernel.
2503 *) Feature: the "map" directive supports domain names in the
2506 *) Bugfix: the timeouts were not used in SSL handshake; the bug had
2509 *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive.
2511 *) Bugfix: when the HTTPS protocol was used in the "proxy_pass"
2512 directive the port 80 was used by default.
2515 Changes with nginx 0.3.16 16 Dec 2005
2517 *) Feature: the ngx_http_map_module.
2519 *) Feature: the "types_hash_max_size" and "types_hash_bucket_size"
2522 *) Feature: the "ssi_value_length" directive.
2524 *) Feature: the "worker_rlimit_core" directive.
2526 *) Workaround: the connection number in logs was always 1 if nginx was
2527 built by the icc 8.1 or 9.0 compilers with optimization for
2530 *) Bugfix: the "config timefmt" SSI command set incorrect time format.
2532 *) Bugfix: nginx did not close connection to IMAP/POP3 backend for the
2533 SSL connections; the bug had appeared in 0.3.13.
2534 Thanks to Rob Mueller.
2536 *) Bugfix: segmentation fault may occurred in at SSL shutdown; the bug
2537 had appeared in 0.3.13.
2540 Changes with nginx 0.3.15 07 Dec 2005
2542 *) Feature: the new 444 code of the "return" directive to close
2545 *) Feature: the "so_keepalive" directive in IMAP/POP3 proxy.
2547 *) Bugfix: if there are unclosed connection nginx now calls abort()
2548 only on gracefull quit and active "debug_points" directive.
2551 Changes with nginx 0.3.14 05 Dec 2005
2553 *) Bugfix: in the 304 response the body was transferred; the bug had
2557 Changes with nginx 0.3.13 05 Dec 2005
2559 *) Feature: the IMAP/POP3 proxy supports STARTTLS and STLS.
2561 *) Bugfix: the IMAP/POP3 proxy did not work with the select, poll, and
2564 *) Bugfix: in SSI handling.
2566 *) Bugfix: now Solaris sendfilev() is not used to transfer the client
2567 request body to FastCGI-server via the unix domain socket.
2569 *) Bugfix: the "auth_basic" directive did not disable the
2570 authorization; the bug had appeared in 0.3.11.
2573 Changes with nginx 0.3.12 26 Nov 2005
2575 *) Security: if nginx was built with the ngx_http_realip_module and the
2576 "satisfy_any on" directive was used, then access and authorization
2577 directives did not work. The ngx_http_realip_module was not built
2578 and is not built by default.
2580 *) Change: the "$time_gmt" variable name was changed to "$time_local".
2582 *) Change: the "proxy_header_buffer_size" and
2583 "fastcgi_header_buffer_size" directives was renamed to the
2584 "proxy_buffer_size" and "fastcgi_buffer_size" directives.
2586 *) Feature: the ngx_http_memcached_module.
2588 *) Feature: the "proxy_buffering" directive.
2590 *) Bugfix: the changes in accept mutex handling when the "rtsig" method
2591 was used; the bug had appeared in 0.3.0.
2593 *) Bugfix: if the client sent the "Transfer-Encoding: chunked" header
2594 line, then nginx returns the 411 error.
2596 *) Bugfix: if the "auth_basic" directive was inherited from the http
2597 level, then the realm in the "WWW-Authenticate" header line was
2598 without the "Basic realm" text.
2600 *) Bugfix: if the "combined" format was explicitly specified in the
2601 "access_log" directive, then the empty lines was written to the log;
2602 the bug had appeared in 0.3.8.
2604 *) Bugfix: nginx did not run on the sparc platform under any OS except
2607 *) Bugfix: now it is not necessary to place space between the quoted
2608 string and closing bracket in the "if" directive.
2611 Changes with nginx 0.3.11 15 Nov 2005
2613 *) Bugfix: nginx did not pass the client request headers and body while
2614 proxying; the bug had appeared in 0.3.10.
2617 Changes with nginx 0.3.10 15 Nov 2005
2619 *) Change: the "valid_referers" directive and the "$invalid_referer"
2620 variable were moved to the new ngx_http_referer_module from the
2621 ngx_http_rewrite_module.
2623 *) Change: the "$apache_bytes_sent" variable name was changed to
2626 *) Feature: the "$sent_http_..." variables.
2628 *) Feature: the "if" directive supports the "=" and "!=" operations.
2630 *) Feature: the "proxy_pass" directive supports the HTTPS protocol.
2632 *) Feature: the "proxy_set_body" directive.
2634 *) Feature: the "post_action" directive.
2636 *) Feature: the ngx_http_empty_gif_module.
2638 *) Feature: the "worker_cpu_affinity" directive for Linux.
2640 *) Bugfix: the "rewrite" directive did not unescape URI part in
2641 redirect, now it is unescaped except the %00-%25 and %7F-%FF
2644 *) Bugfix: nginx could not be built by the icc 9.0 compiler.
2646 *) Bugfix: if the SSI was enabled for zero size static file, then the
2647 chunked response was encoded incorrectly.
2650 Changes with nginx 0.3.9 10 Nov 2005
2652 *) Bugfix: nginx considered URI as unsafe if two any symbols was
2653 between two slashes; the bug had appeared in 0.3.8.
2656 Changes with nginx 0.3.8 09 Nov 2005
2658 *) Security: nginx now checks URI got from a backend in
2659 "X-Accel-Redirect" header line or in SSI file for the "/../" paths
2662 *) Change: nginx now does not treat the empty user name in the
2663 "Authorization" header line as valid one.
2665 *) Feature: the "ssl_session_timeout" directives of the
2666 ngx_http_ssl_module and ngx_imap_ssl_module.
2668 *) Feature: the "auth_http_header" directive of the
2669 ngx_imap_auth_http_module.
2671 *) Feature: the "add_header" directive.
2673 *) Feature: the ngx_http_realip_module.
2675 *) Feature: the new variables to use in the "log_format" directive:
2676 $bytes_sent, $apache_bytes_sent, $status, $time_gmt, $uri,
2677 $request_time, $request_length, $upstream_status,
2678 $upstream_response_time, $gzip_ratio, $uid_got, $uid_set,
2679 $connection, $pipe, and $msec. The parameters in the "%name" form
2680 will be canceled soon.
2682 *) Change: now the false variable values in the "if" directive are the
2683 empty string "" and string starting with "0".
2685 *) Bugfix: while using proxied or FastCGI-server nginx may leave
2686 connections and temporary files with client requests in open state.
2688 *) Bugfix: the worker processes did not flush the buffered logs on
2691 *) Bugfix: if the request URI was changes by the "rewrite" directive
2692 and the request was proxied in location given by regular expression,
2693 then the incorrect request was transferred to backend; the bug had
2696 *) Bugfix: the "expires" directive did not remove the previous
2699 *) Bugfix: nginx may stop to accept requests if the "rtsig" method and
2700 several worker processes were used.
2702 *) Bugfix: the "\"" and "\'" escape symbols were incorrectly handled in
2705 *) Bugfix: if the response was ended just after the SSI command and
2706 gzipping was used, then the response did not transferred complete or
2707 did not transferred at all.
2710 Changes with nginx 0.3.7 27 Oct 2005
2712 *) Feature: the "access_log" supports the "buffer=" parameter.
2714 *) Bugfix: nginx could not be built on platforms different from i386,
2715 amd64, sparc, and ppc; the bug had appeared in 0.3.2.
2718 Changes with nginx 0.3.6 24 Oct 2005
2720 *) Change: now the IMAP/POP3 proxy do not send the empty login to
2721 authorization server.
2723 *) Feature: the "log_format" supports the variables in the $name form.
2725 *) Bugfix: if at least in one server was no the "listen" directive,
2726 then nginx did not listen on the 80 port; the bug had appeared in
2729 *) Bugfix: if the URI part is omitted in "proxy_pass" directive, the
2730 the 80 port was always used.
2733 Changes with nginx 0.3.5 21 Oct 2005
2735 *) Bugfix: the segmentation fault may occurred if the IMAP/POP3 login
2736 was changed by authorization server; the bug had appeared in 0.2.2.
2738 *) Bugfix: the accept mutex did not work and all connections were
2739 handled by one process; the bug had appeared in 0.3.3.
2741 *) Bugfix: the timeout did not work if the "rtsig" method and the
2742 "timer_resolution" directive were used.
2745 Changes with nginx 0.3.4 19 Oct 2005
2747 *) Bugfix: nginx could not be built on Linux 2.4+ and MacOS X; the bug
2748 had appeared in 0.3.3.
2751 Changes with nginx 0.3.3 19 Oct 2005
2753 *) Change: the "bl" and "af" parameters of the "listen" directive was
2754 renamed to the "backlog" and "accept_filter".
2756 *) Feature: the "rcvbuf" and "sndbuf" parameters of the "listen"
2759 *) Change: the "$msec" log parameter does not require now the
2760 additional the gettimeofday() system call.
2762 *) Feature: the -t switch now tests the "listen" directives.
2764 *) Bugfix: if the invalid address was specified in the "listen"
2765 directive, then after the -HUP signal nginx left an open socket in
2768 *) Bugfix: the mime type may be incorrectly set to default value for
2769 index file with variable in the name; the bug had appeared in 0.3.0.
2771 *) Feature: the "timer_resolution" directive.
2773 *) Feature: the millisecond "$upstream_response_time" log parameter.
2775 *) Bugfix: a temporary file with client request body now is removed
2776 just after the response header was transferred to a client.
2778 *) Bugfix: OpenSSL 0.9.6 compatibility.
2780 *) Bugfix: the SSL certificate and key file paths could not be relative.
2782 *) Bugfix: the "ssl_prefer_server_ciphers" directive did not work in
2783 the ngx_imap_ssl_module.
2785 *) Bugfix: the "ssl_protocols" directive allowed to specify the single
2789 Changes with nginx 0.3.2 12 Oct 2005
2791 *) Feature: the Sun Studio 10 C compiler support.
2793 *) Feature: the "proxy_upstream_max_fails",
2794 "proxy_upstream_fail_timeout", "fastcgi_upstream_max_fails", and
2795 "fastcgi_upstream_fail_timeout" directives.
2798 Changes with nginx 0.3.1 10 Oct 2005
2800 *) Bugfix: the segmentation fault occurred when the signal queue
2801 overflowed if the "rtsig" method was used; the bug had appeared in
2804 *) Change: correct handling of the "\\", "\"", "\'", and "\$" pairs in
2808 Changes with nginx 0.3.0 07 Oct 2005
2810 *) Change: the 10-days live time limit of worker process was
2811 eliminated. The limit was introduced because of millisecond timers
2815 Changes with nginx 0.2.6 05 Oct 2005
2817 *) Change: while using load-balancing the time before the failed
2818 backend retry was decreased from 60 to 10 seconds.
2820 *) Change: the "proxy_pass_unparsed_uri" was canceled, the original URI
2821 now passed, if the URI part is omitted in "proxy_pass" directive.
2823 *) Feature: the "error_page" directive supports redirects and allows
2824 more flexible to change an error code.
2826 *) Change: the charset in the "Content-Type" header line now is ignored
2827 in proxied subrequests.
2829 *) Bugfix: if the URI was changed in the "if" block and request did not
2830 found new configuration, then the ngx_http_rewrite_module rules ran
2833 *) Bugfix: if the "set" directive set the ngx_http_geo_module variable
2834 in some configuration part, the this variable was not available in
2835 other configuration parts and the "using uninitialized variable"
2836 error was occurred; the bug had appeared in 0.2.2.
2839 Changes with nginx 0.2.5 04 Oct 2005
2841 *) Change: the duplicate value of the ngx_http_geo_module variable now
2842 causes the warning and changes old value.
2844 *) Feature: the ngx_http_ssi_module supports the "set" command.
2846 *) Feature: the ngx_http_ssi_module supports the "file" parameter in
2847 the "include" command.
2849 *) Feature: the ngx_http_ssi_module supports the variable value
2850 substitutions in expressions of the "if" command.
2853 Changes with nginx 0.2.4 03 Oct 2005
2855 *) Feature: the ngx_http_ssi_module supports "$var=text", "$var!=text",
2856 "$var=/text/", and "$var!=/text/" expressions in the "if" command.
2858 *) Bugfix: in proxying location without trailing slash; the bug had
2861 *) Bugfix: the segmentation fault may occurred if the "rtsig" method
2862 was used; the bug had appeared in 0.2.0.
2865 Changes with nginx 0.2.3 30 Sep 2005
2867 *) Bugfix: nginx could not be built without the --with-debug option;
2868 the bug had appeared in 0.2.2.
2871 Changes with nginx 0.2.2 30 Sep 2005
2873 *) Feature: the "config errmsg" command of the ngx_http_ssi_module.
2875 *) Change: the ngx_http_geo_module variables can be overridden by the
2878 *) Feature: the "ssl_protocols" and "ssl_prefer_server_ciphers"
2879 directives of the ngx_http_ssl_module and ngx_imap_ssl_module.
2881 *) Bugfix: the ngx_http_autoindex_module did not show correctly the
2884 *) Bugfix: the ngx_http_autoindex_module now do not show the files
2887 *) Bugfix: if the SSL handshake failed then another connection may be
2889 Thanks to Rob Mueller.
2891 *) Bugfix: the export versions of MSIE 5.x could not connect via HTTPS.
2894 Changes with nginx 0.2.1 23 Sep 2005
2896 *) Bugfix: if all backend using in load-balancing failed after one
2897 error, then nginx may got caught in an endless loop; the bug had
2901 Changes with nginx 0.2.0 23 Sep 2005
2903 *) The pid-file names used during online upgrade was changed and now is
2904 not required a manual rename operation. The old master process adds
2905 the ".oldbin" suffix to its pid-file and executes a new binary file.
2906 The new master process creates usual pid-file without the ".newbin"
2907 suffix. If the master process exits, then old master process renames
2908 back its pid-file with the ".oldbin" suffix to the pid-file without
2911 *) Change: the "worker_connections" directive, new name of the
2912 "connections" directive; now the directive specifies maximum number
2913 of connections, but not maximum socket descriptor number.
2915 *) Feature: SSL supports the session cache inside one worker process.
2917 *) Feature: the "satisfy_any" directive.
2919 *) Change: the ngx_http_access_module and ngx_http_auth_basic_module do
2920 not run for subrequests.
2922 *) Feature: the "worker_rlimit_nofile" and "worker_rlimit_sigpending"
2925 *) Bugfix: if all backend using in load-balancing failed after one
2926 error, then nginx did not try do connect to them during 60 seconds.
2928 *) Bugfix: in IMAP/POP3 command argument parsing.
2929 Thanks to Rob Mueller.
2931 *) Bugfix: errors while using SSL in IMAP/POP3 proxy.
2933 *) Bugfix: errors while using SSI and gzipping.
2935 *) Bugfix: the "Expires" and "Cache-Control" header lines were omitted
2936 from the 304 responses.
2937 Thanks to Alexandr Kukushkin.
2940 Changes with nginx 0.1.45 08 Sep 2005
2942 *) Change: the "ssl_engine" directive was canceled in the
2943 ngx_http_ssl_module and now is introduced at global level.
2945 *) Bugfix: the responses with SSI subrequests did not transferred via
2948 *) Various bug fixes in the IMAP/POP3 proxy.
2951 Changes with nginx 0.1.44 06 Sep 2005
2953 *) Feature: the IMAP/POP3 proxy supports SSL.
2955 *) Feature: the "proxy_timeout" directive of the ngx_imap_proxy_module.
2957 *) Feature: the "userid_mark" directive.
2959 *) Feature: the $remote_user variable value is determined independently
2960 of authorization use.
2963 Changes with nginx 0.1.43 30 Aug 2005
2965 *) Feature: the listen(2) backlog in the "listen" directive can be
2966 changed using the -HUP signal.
2968 *) Feature: the geo2nginx.pl script was added to contrib.
2970 *) Change: the FastCGI parameters with the empty values now are passed
2973 *) Bugfix: the segmentation fault occurred or the worker process may
2974 got caught in an endless loop if the proxied or FastCGI server sent
2975 the "Cache-Control" header line and the "expires" directive was
2976 used; in the proxied mode the the bug had appeared in 0.1.29.
2979 Changes with nginx 0.1.42 23 Aug 2005
2981 *) Bugfix: if the request URI had a zero length after the processing in
2982 the ngx_http_proxy_module, then the segmentation fault or bus error
2983 occurred in the ngx_http_proxy_module.
2985 *) Bugfix: the "limit_rate" directive did not work inside the "if"
2986 block; the bug had appeared in 0.1.38.
2989 Changes with nginx 0.1.41 25 Jul 2005
2991 *) Bugfix: if the variable was used in the configuration file, then it
2992 can not be used in SSI.
2995 Changes with nginx 0.1.40 22 Jul 2005
2997 *) Bugfix: if a client sent too long header line, then the request
2998 information did not logged in the error log.
3000 *) Bugfix: the "Set-Cookie" header line was not transferred when the
3001 "X-Accel-Redirect" was used; the bug had appeared in 0.1.39.
3003 *) Bugfix: the "Content-Disposition" header line was not transferred
3004 when the "X-Accel-Redirect" was used.
3006 *) Bugfix: the master process did not close the listen socket on the
3009 *) Bugfix: after on-line upgrade on Linux and Solaris the process name
3010 became shorter in the "ps" command.
3013 Changes with nginx 0.1.39 14 Jul 2005
3015 *) The changes in the ngx_http_charset_module: the "default_charset"
3016 directive was canceled; the "charset" directive sets the response
3017 charset; the "source_charset" directive sets the source charset only.
3019 *) Bugfix: the backend "WWW-Authenticate" header line did not
3020 transferred while the 401 response code redirecting.
3022 *) Bugfix: the ngx_http_proxy_module and ngx_http_fastcgi_module may
3023 close a connection before anything was transferred to a client; the
3024 bug had appeared in 0.1.38.
3026 *) Workaround: the Linux glibc crypt_r() initialization bug.
3028 *) Bugfix: the ngx_http_ssi_module did not support the relative URI in
3029 the "include virtual" command.
3031 *) Bugfix: if the backend response had the "Location" header line and
3032 nginx should not rewrite this line, then the 500 code response body
3033 was transferred; the bug had appeared in 0.1.29.
3035 *) Bugfix: some directives of the ngx_http_proxy_module and
3036 ngx_http_fastcgi_module were not inherited from the server to the
3037 location level; the bug had appeared in 0.1.29.
3039 *) Bugfix: the ngx_http_ssl_module did not support the certificate
3042 *) Bugfix: the ngx_http_autoindex_module did not show correctly the
3043 long file names; the bug had appeared in 0.1.38.
3045 *) Bugfixes in IMAP/POP3 proxy in interaction with a backend at the
3049 Changes with nginx 0.1.38 08 Jul 2005
3051 *) Feature: the "limit_rate" directive is supported in in proxy and
3054 *) Feature: the "X-Accel-Limit-Rate" response header line is supported
3055 in proxy and FastCGI mode.
3057 *) Feature: the "break" directive.
3059 *) Feature: the "log_not_found" directive.
3061 *) Bugfix: the response status code was not changed when request was
3062 redirected by the ""X-Accel-Redirect" header line.
3064 *) Bugfix: the variables set by the "set" directive could not be used
3067 *) Bugfix: the segmentation fault may occurred if the SSI page has more
3068 than one remote subrequest.
3070 *) Bugfix: nginx treated the backend response as invalid if the status
3071 line in the header was transferred in two packets; the bug had
3074 *) Feature: the "ssi_types" directive.
3076 *) Feature: the "autoindex_exact_size" directive.
3078 *) Bugfix: the ngx_http_autoindex_module did not support the long file
3081 *) Feature: the IMAP/POP3 proxy.
3084 Changes with nginx 0.1.37 23 Jun 2005
3086 *) Change: now the "\n" is added to the end of the "nginx.pid" file.
3088 *) Bugfix: the responses may be transferred not completely, if many
3089 parts or the big parts were included by SSI.
3091 *) Bugfix: if all backends had returned the 404 reponse and the
3092 "http_404" parameter of the "proxy_next_upstream" or
3093 "fastcgi_next_upstream" directives was used, then nginx started to
3094 request all backends again.
3097 Changes with nginx 0.1.36 15 Jun 2005
3099 *) Change: if the request header has duplicate the "Host",
3100 "Connection", "Content-Length", or "Authorization" lines, then nginx
3101 now returns the 400 error.
3103 *) Change: the "post_accept_timeout" directive was canceled.
3105 *) Feature: the "default", "af=", "bl=", "deferred", and "bind"
3106 parameters of the "listen" directive.
3108 *) Feature: the FreeBSD accept filters support.
3110 *) Feature: the Linux TCP_DEFER_ACCEPT support.
3112 *) Bugfix: the ngx_http_autoindex_module did not support the file names
3115 *) Bugfix: the new log file can be rotated by the -USR1 signal only if
3116 the reconfiguration by the -HUP signal was made twice.
3119 Changes with nginx 0.1.35 07 Jun 2005
3121 *) Feature: the "working_directory" directive.
3123 *) Feature: the "port_in_redirect" directive.
3125 *) Bugfix: the segmentation fault was occurred if the backend response
3126 header was in several packets; the bug had appeared in 0.1.29.
3128 *) Bugfix: if more than 10 servers were configured or some server did
3129 not use the "listen" directive, then the segmentation fault was
3130 occurred on the start.
3132 *) Bugfix: the segmentation fault might occur if the response was
3133 bigger than the temporary file.
3135 *) Bugfix: nginx returned the 400 response on requests like
3136 "GET http://www.domain.com/uri HTTP/1.0"; the bug had appeared in
3140 Changes with nginx 0.1.34 26 May 2005
3142 *) Bugfix: the worker process may got caught in an endless loop if the
3143 big response part were include by SSI.
3145 *) Bugfix: the variables set by the "set" directive were not available
3148 *) Feature: the "autoindex_localtime" directive.
3150 *) Bugfix: the empty value of the "proxy_set_header" directive forbids
3151 the client request header line passing.
3154 Changes with nginx 0.1.33 23 May 2005
3156 *) Bugfix: nginx could not be built with the --without-pcre parameter;
3157 the bug had appeared in 0.1.29.
3159 *) Bugfix: 3, 4, 7, and 8 the "proxy_set_header" directives in one
3160 level cause the bus fault on start up.
3162 *) Bugfix: the HTTP protocol was specified in the HTTPS redirects.
3164 *) Bugfix: if the "rewrite" directive used the captures inside the "if"
3165 directive, then the 500 error code was returned.
3168 Changes with nginx 0.1.32 19 May 2005
3170 *) Bugfix: the arguments were omitted in the redirects, issued by the
3171 "rewrite" directive; the bug had appeared in 0.1.29.
3173 *) Feature: the "if" directive supports the captures in regular
3176 *) Feature: the "set" directive supports the variables and the captures
3177 of regular expressions.
3179 *) Feature: the "X-Accel-Redirect" response header line is supported in
3180 proxy and FastCGI mode.
3183 Changes with nginx 0.1.31 16 May 2005
3185 *) Bugfix: the response encrypted by SSL may not transferred complete.
3187 *) Bugfix: errors while processing FastCGI response by SSI.
3189 *) Bugfix: errors while using SSI and gzipping.
3191 *) Bugfix: the redirect with the 301 code was transferred without
3192 response body; the bug had appeared in 0.1.30.
3195 Changes with nginx 0.1.30 14 May 2005
3197 *) Bugfix: the worker process may got caught in an endless loop if the
3200 *) Bugfix: the response encrypted by SSL may not transferred complete.
3202 *) Bugfix: if the length of the response part received at once from
3203 proxied or FastCGI server was equal to 500, then nginx returns the
3204 500 response code; in proxy mode the the bug had appeared in 0.1.29
3207 *) Bugfix: nginx did not consider the directives with 8 or 9 parameters
3210 *) Feature: the "return" directive can return the 204 response code.
3212 *) Feature: the "ignore_invalid_headers" directive.
3215 Changes with nginx 0.1.29 12 May 2005
3217 *) Feature: the ngx_http_ssi_module supports "include virtual" command.
3219 *) Feature: the ngx_http_ssi_module supports the condition command like
3220 'if expr="$NAME"' and "else" and "endif" commands. Only one nested
3223 *) Feature: the ngx_http_ssi_module supports the DATE_LOCAL and
3224 DATE_GMT variables and "config timefmt" command.
3226 *) Feature: the "ssi_ignore_recycled_buffers" directive.
3228 *) Bugfix: the "echo" command did not show the default value for the
3229 empty QUERY_STRING variable.
3231 *) Change: the ngx_http_proxy_module was rewritten.
3233 *) Feature: the "proxy_redirect", "proxy_pass_request_headers",
3234 "proxy_pass_request_body", and "proxy_method" directives.
3236 *) Feature: the "proxy_set_header" directive. The "proxy_x_var" was
3237 canceled and must be replaced with the proxy_set_header directive.
3239 *) Change: the "proxy_preserve_host" is canceled and must be replaced
3240 with the "proxy_set_header Host $host" and the "proxy_redirect off"
3241 directives, the "proxy_set_header Host $host:$proxy_port" directive
3242 and the appropriate proxy_redirect directives.
3244 *) Change: the "proxy_set_x_real_ip" is canceled and must be replaced
3245 with the "proxy_set_header X-Real-IP $remote_addr" directive.
3247 *) Change: the "proxy_add_x_forwarded_for" is canceled and must be
3249 the "proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for"
3252 *) Change: the "proxy_set_x_url" is canceled and must be replaced with
3253 the "proxy_set_header X-URL http://$host:$server_port$request_uri"
3256 *) Feature: the "fastcgi_param" directive.
3258 *) Change: the "fastcgi_root", "fastcgi_set_var" and "fastcgi_params"
3259 directive are canceled and must be replaced with the fastcgi_param
3262 *) Feature: the "index" directive can use the variables.
3264 *) Feature: the "index" directive can be used at http and server levels.
3266 *) Change: the last index only in the "index" directive can be absolute.
3268 *) Feature: the "rewrite" directive can use the variables.
3270 *) Feature: the "internal" directive.
3272 *) Feature: the CONTENT_LENGTH, CONTENT_TYPE, REMOTE_PORT, SERVER_ADDR,
3273 SERVER_PORT, SERVER_PROTOCOL, DOCUMENT_ROOT, SERVER_NAME,
3274 REQUEST_METHOD, REQUEST_URI, and REMOTE_USER variables.
3276 *) Change: nginx now passes the invalid lines in a client request
3277 headers or a backend response header.
3279 *) Bugfix: if the backend did not transfer response for a long time and
3280 the "send_timeout" was less than "proxy_read_timeout", then nginx
3281 returned the 408 response.
3283 *) Bugfix: the segmentation fault was occurred if the backend sent an
3284 invalid line in response header; the bug had appeared in 0.1.26.
3286 *) Bugfix: the segmentation fault may occurred in FastCGI fault
3287 tolerance configuration.
3289 *) Bugfix: the "expires" directive did not remove the previous
3290 "Expires" and "Cache-Control" headers.
3292 *) Bugfix: nginx did not take into account trailing dot in "Host"
3295 *) Bugfix: the ngx_http_auth_module did not work under Linux.
3297 *) Bugfix: the rewrite directive worked incorrectly, if the arguments
3300 *) Bugfix: nginx could not be built on MacOS X.
3303 Changes with nginx 0.1.28 08 Apr 2005
3305 *) Bugfix: nginx hogs CPU while proxying the huge files.
3307 *) Bugfix: nginx could not be built by gcc 4.0 on Linux.
3310 Changes with nginx 0.1.27 28 Mar 2005
3312 *) Feature: the "blocked" parameter of the "valid_referers" directive.
3314 *) Change: the errors while handling the request header now logged at
3315 "info" level. The server name and the "Host" and "Referer" header
3318 *) Change: the "Host" header line is also logged in error log.
3320 *) Feature: the proxy_pass_unparsed_uri directive. The special handling
3321 of the "://" symbols in URI, appeared in 0.1.11 version, now is
3324 *) Bugfix: nginx could not be built on FreeBSD and Linux, if the
3325 --without-ngx_http_auth_basic_module configuration parameter was
3329 Changes with nginx 0.1.26 22 Mar 2005
3331 *) Change: the invalid client header lines are now ignored and logged
3334 *) Change: the server name is also logged in error log.
3336 *) Feature: the ngx_http_auth_basic_module module and the auth_basic
3337 and auth_basic_user_file directives.
3340 Changes with nginx 0.1.25 19 Mar 2005
3342 *) Bugfix: nginx did run on Linux parisc.
3344 *) Feature: nginx now does not start under FreeBSD if the sysctl
3345 kern.ipc.somaxconn value is too big.
3347 *) Bugfix: if a request was internally redirected by the
3348 ngx_http_index_module module to the ngx_http_proxy_module or
3349 ngx_http_fastcgi_module modules, then the index file was not closed
3350 after request completion.
3352 *) Feature: the "proxy_pass" can be used in location with regular
3355 *) Feature: the ngx_http_rewrite_filter_module module supports the
3356 condition like "if ($HTTP_USER_AGENT ~ MSIE)".
3358 *) Bugfix: nginx started too slow if the large number of addresses and
3359 text values were used in the "geo" directive.
3361 *) Change: a variable name must be declared as "$name" in the "geo"
3362 directive. The previous variant without "$" is still supported, but
3363 will be removed soon.
3365 *) Feature: the "%{VARIABLE}v" logging parameter.
3367 *) Feature: the "set $name value" directive.
3369 *) Bugfix: gcc 4.0 compatibility.
3371 *) Feature: the --with-openssl-opt=OPTIONS autoconfiguration directive.
3374 Changes with nginx 0.1.24 04 Mar 2005
3376 *) Feature: the ngx_http_ssi_filter_module supports the QUERY_STRING
3377 and DOCUMENT_URI variables.
3379 *) Bugfix: the ngx_http_autoindex_module may some times return the 404
3380 response for existent directory, if this directory was used in
3383 *) Bugfix: the ngx_http_ssi_filter_module ran incorrectly for large
3386 *) Bugfix: the lack of the "Referer" header line was always accounted
3390 Changes with nginx 0.1.23 01 Mar 2005
3392 *) Feature: the ngx_http_ssi_filter_module and the ssi,
3393 ssi_silent_errors, and ssi_min_file_chunk directives. The 'echo
3394 var="HTTP_..." default=""' and 'echo var="REMOTE_ADDR"' commands are
3397 *) Feature: the %request_time log parameter.
3399 *) Feature: if the request has no the "Host" header line, then the
3400 "proxy_preserve_host" directive set this header line to the first
3401 server name of the "server_name" directive.
3403 *) Bugfix: nginx could not be built on platforms different from i386,
3404 amd64, sparc, and ppc; the bug had appeared in 0.1.22.
3406 *) Bugfix: the ngx_http_autoindex_module now shows the information not
3407 about the symlink, but about file or directory it points to.
3409 *) Bugfix: the %apache_length parameter logged the negative length of
3410 the response header if the no response was transferred to a client.
3413 Changes with nginx 0.1.22 22 Feb 2005
3415 *) Bugfix: the ngx_http_stub_status_module showed incorrect handled
3416 connections statistics if the proxying or FastCGI server were used.
3418 *) Bugfix: the installation paths were incorrectly quoted on Linux and
3419 Solaris; the bug had appeared in 0.1.21.
3422 Changes with nginx 0.1.21 22 Feb 2005
3424 *) Bugfix: the ngx_http_stub_status_module showed incorrect statistics
3425 if "rtsig" method was used or if several worker process ran on SMP.
3427 *) Bugfix: nginx could not be built by the icc compiler on Linux or if
3428 the zlib-1.2.x library was building from sources.
3430 *) Bugfix: nginx could not be built on NetBSD 2.0.
3433 Changes with nginx 0.1.20 17 Feb 2005
3435 *) Feature: the new "script_filename" and "remote_port" parameters of
3436 the fastcgi_params directive.
3438 *) Bugfix: the FastCGI stderr stream was handled incorrectly.
3441 Changes with nginx 0.1.19 16 Feb 2005
3443 *) Bugfix: now, if request contains the zero, then the 404 error is
3444 returned for the local requests.
3446 *) Bugfix: nginx could not be built on NetBSD 2.0.
3448 *) Bugfix: the timeout may occur while reading of the the client
3449 request body via SSL connections.
3452 Changes with nginx 0.1.18 09 Feb 2005
3454 *) Workaround: the default values of the devpoll_events and the
3455 devpoll_changes directives changed from 512 to 32 to be compatible
3458 *) Bugfix: the proxy_set_x_var and fastcgi_set_var directives were not
3461 *) Bugfix: in a redirect rewrite directive arguments were concatenated
3462 with URI by an "&" rather than an "?".
3464 *) Bugfix: the lines without trailing ";" in the file being included by
3465 the ngx_http_geo_module were silently ignored.
3467 *) Feature: the ngx_http_stub_status_module.
3469 *) Bugfix: the unknown log format in the access_log directive caused
3470 the segmentation fault.
3472 *) Feature: the new "document_root" parameter of the fastcgi_params
3475 *) Feature: the fastcgi_redirect_errors directive.
3477 *) Feature: the new "break" modifier of the "rewrite" directive allows
3478 to stop the rewrite/location cycle and sets the current
3479 configuration to the request.
3482 Changes with nginx 0.1.17 03 Feb 2005
3484 *) Change: the ngx_http_rewrite_module was rewritten from the scratch.
3485 Now it is possible to redirect, to return the error codes, to check
3486 the variables and referrers. The directives can be used inside
3487 locations. The redirect directive was canceled.
3489 *) Feature: the ngx_http_geo_module.
3491 *) Feature: the proxy_set_x_var and fastcgi_set_var directives.
3493 *) Bugfix: the location configuration with "=" modifier may be used in
3496 *) Bugfix: the correct content type was set only for requests that use
3497 small caps letters in extension.
3499 *) Bugfix: if the proxy_pass or fastcgi_pass directives were set in the
3500 location, and access was denied, and the error was redirected to a
3501 static page, then the segmentation fault occurred.
3503 *) Bugfix: if in a proxied "Location" header was a relative URL, then a
3504 host name and a slash were added to them; the bug had appeared in
3507 *) Bugfix: the system error message was not logged on Linux.
3510 Changes with nginx 0.1.16 25 Jan 2005
3512 *) Bugfix: if the response were transferred by chunks, then on the HEAD
3513 request the final chunk was issued.
3515 *) Bugfix: the "Connection: keep-alive" header were issued, even if the
3516 keepalive_timeout directive forbade the keep-alive use.
3518 *) Bugfix: the errors in the ngx_http_fastcgi_module caused the
3519 segmentation faults.
3521 *) Bugfix: the compressed response encrypted by SSL may not transferred
3524 *) Bugfix: the TCP-specific TCP_NODELAY, TCP_NOPSUH, and TCP_CORK
3525 options, are not used for the unix domain sockets.
3527 *) Feature: the rewrite directive supports the arguments rewriting.
3529 *) Bugfix: the response code 400 was returned for the POST request with
3530 the "Content-Length: 0" header; the bug had appeared in 0.1.14.
3533 Changes with nginx 0.1.15 19 Jan 2005
3535 *) Bugfix: the error while the connecting to the FastCGI server caused
3538 *) Bugfix: the correct handling of the regular expression, that has
3539 different number of the captures and substitutions.
3541 *) Feature: the location, that is passed to the FastCGI server, can be
3544 *) Bugfix: the FastCGI's parameter REQUEST_URI is now passed with the
3545 arguments and in the original state.
3547 *) Bugfix: the ngx_http_rewrite_module module was required to be built
3548 to use the regular expressions in locations.
3550 *) Bugfix: the directive "proxy_preserve_host on" adds port 80 to the
3551 "Host" headers, if upstream listen on port 80; the bug had appeared
3554 *) Bugfix: the same paths in autoconfiguration parameters
3555 --http-client-body-temp-path=PATH and --http-proxy-temp-path=PATH,
3556 or --http-client-body-temp-path=PATH and
3557 --http-fastcgi-temp-path=PATH caused segmentation fault.
3560 Changes with nginx 0.1.14 18 Jan 2005
3562 *) Feature: the autoconfiguration directives:
3563 --http-client-body-temp-path=PATH, --http-proxy-temp-path=PATH, and
3564 --http-fastcgi-temp-path=PATH
3566 *) Change: the directory name for the temporary files with the client
3567 request body is specified by directive client_body_temp_path, by
3568 default it is <prefix>/client_body_temp.
3570 *) Feature: the ngx_http_fastcgi_module and the directives:
3571 fastcgi_pass, fastcgi_root, fastcgi_index, fastcgi_params,
3572 fastcgi_connect_timeout, fastcgi_send_timeout, fastcgi_read_timeout,
3573 fastcgi_send_lowat, fastcgi_header_buffer_size, fastcgi_buffers,
3574 fastcgi_busy_buffers_size, fastcgi_temp_path,
3575 fastcgi_max_temp_file_size, fastcgi_temp_file_write_size,
3576 fastcgi_next_upstream, and fastcgi_x_powered_by.
3578 *) Bugfix: the "[alert] zero size buf" error; the bug had appeared in
3581 *) Change: the URI must be specified after the host name in the
3582 proxy_pass directive.
3584 *) Change: the %3F symbol in the URI was considered as the argument
3587 *) Feature: the unix domain sockets support in the
3588 ngx_http_proxy_module.
3590 *) Feature: the ssl_engine and ssl_ciphers directives.
3591 Thanks to Sergey Skvortsov for SSL-accelerator.
3594 Changes with nginx 0.1.13 21 Dec 2004
3596 *) Feature: the server_names_hash and server_names_hash_threshold
3599 *) Bugfix: the *.domain.tld names in the "server_name" directive did
3602 *) Bugfix: the %request_length log parameter logged the incorrect
3606 Changes with nginx 0.1.12 06 Dec 2004
3608 *) Feature: the %request_length log parameter.
3610 *) Bugfix: when using the /dev/poll, select and poll on the platforms,
3611 where these methods may do the false reports, there may be the long
3612 delay when the request was passed via the keep-alive connection. It
3613 may be at least on Solaris when using the /dev/poll.
3615 *) Bugfix: the send_lowat directive is ignored on Linux because Linux
3616 does not support the SO_SNDLOWAT option.
3619 Changes with nginx 0.1.11 02 Dec 2004
3621 *) Feature: the worker_priority directive.
3623 *) Change: both tcp_nopush and tcp_nodelay directives affect the
3624 transferred response.
3626 *) Bugfix: nginx did not call initgroups().
3627 Thanks to Andrew Sitnikov and Andrei Nigmatulin.
3629 *) Change: now the ngx_http_autoindex_module shows the file size in the
3632 *) Bugfix: the ngx_http_autoindex_module returned the 500 error if the
3633 broken symlink was in a directory.
3635 *) Bugfix: the files bigger than 4G could not be transferred using
3638 *) Bugfix: if the backend was resolved to several backends and there
3639 was an error while the response waiting then process may got caught
3642 *) Bugfix: the worker process may exit with the "unknown cycle" message
3643 when the /dev/poll method was used.
3645 *) Bugfix: "close() channel failed" errors.
3647 *) Bugfix: the autodetection of the "nobody" and "nogroup" groups.
3649 *) Bugfix: the send_lowat directive did not work on Linux.
3651 *) Bugfix: the segmentation fault occurred if there was no events
3652 section in configuration.
3654 *) Bugfix: nginx could not be built on OpenBSD.
3656 *) Bugfix: the double slashes in "://" in the URI were converted to
3660 Changes with nginx 0.1.10 26 Nov 2004
3662 *) Bugfix: if the request without arguments contains "//", "/./",
3663 "/../" or "%XX" then the lost character in the request line was
3664 lost; the bug had appeared in 0.1.9.
3666 *) Bugfix: the fix in 0.1.9 for the files bigger than 2G on Linux did
3670 Changes with nginx 0.1.9 25 Nov 2004
3672 *) Bugfix: the proxied request was sent without arguments if the
3673 request contains "//", "/./", "/../" or "%XX".
3675 *) Bugfix: the large compressed responses may be transferred not
3678 *) Bugfix: the files bigger than 2G was not transferred on Linux that
3679 does not support sendfile64().
3681 *) Bugfix: while the build configuration on Linux the
3682 --with-poll_module parameter was required; the bug had appeared in
3686 Changes with nginx 0.1.8 20 Nov 2004
3688 *) Bugfix: in the ngx_http_autoindex_module if the long file names were
3691 *) Feature: the "^~" modifier in the location directive.
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