CS计算机代考程序代写 javascript arm flex Java database chain dns algorithm scheme cache compiler file system Changes with nginx 1.9.3 14 Jul 2015

Changes with nginx 1.9.3 14 Jul 2015

*) Change: duplicate “http”, “mail”, and “stream” blocks are now
disallowed.

*) Feature: connection limiting in the stream module.

*) Feature: data rate limiting in the stream module.

*) Bugfix: the “zone” directive inside the “upstream” block did not work
on Windows.

*) Bugfix: compatibility with LibreSSL in the stream module.
Thanks to Piotr Sikora.

*) Bugfix: in the “–builddir” configure parameter.
Thanks to Piotr Sikora.

*) Bugfix: the “ssl_stapling_file” directive did not work; the bug had
appeared in 1.9.2.
Thanks to Faidon Liambotis and Brandon Black.

*) Bugfix: a segmentation fault might occur in a worker process if the
“ssl_stapling” directive was used; the bug had appeared in 1.9.2.
Thanks to Matthew Baldwin.

Changes with nginx 1.9.2 16 Jun 2015

*) Feature: the “backlog” parameter of the “listen” directives of the
mail proxy and stream modules.

*) Feature: the “allow” and “deny” directives in the stream module.

*) Feature: the “proxy_bind” directive in the stream module.

*) Feature: the “proxy_protocol” directive in the stream module.

*) Feature: the -T switch.

*) Feature: the REQUEST_SCHEME parameter added to the fastcgi.conf,
fastcgi_params, scgi_params, and uwsgi_params standard configuration
files.

*) Bugfix: the “reuseport” parameter of the “listen” directive of the
stream module did not work.

*) Bugfix: OCSP stapling might return an expired OCSP response in some
cases.

Changes with nginx 1.9.1 26 May 2015

*) Change: now SSLv3 protocol is disabled by default.

*) Change: some long deprecated directives are not supported anymore.

*) Feature: the “reuseport” parameter of the “listen” directive.
Thanks to Sepherosa Ziehau and Yingqi Lu.

*) Feature: the $upstream_connect_time variable.

*) Bugfix: in the “hash” directive on big-endian platforms.

*) Bugfix: nginx might fail to start on some old Linux variants; the bug
had appeared in 1.7.11.

*) Bugfix: in IP address parsing.
Thanks to Sergey Polovko.

Changes with nginx 1.9.0 28 Apr 2015

*) Change: obsolete aio and rtsig event methods have been removed.

*) Feature: the “zone” directive inside the “upstream” block.

*) Feature: the stream module.

*) Feature: byte ranges support in the ngx_http_memcached_module.
Thanks to Martin Mlynář.

*) Feature: shared memory can now be used on Windows versions with
address space layout randomization.
Thanks to Sergey Brester.

*) Feature: the “error_log” directive can now be used on mail and server
levels in mail proxy.

*) Bugfix: the “proxy_protocol” parameter of the “listen” directive did
not work if not specified in the first “listen” directive for a
listen socket.

Changes with nginx 1.7.12 07 Apr 2015

*) Feature: now the “tcp_nodelay” directive works with backend SSL
connections.

*) Feature: now thread pools can be used to read cache file headers.

*) Bugfix: in the “proxy_request_buffering” directive.

*) Bugfix: a segmentation fault might occur in a worker process when
using thread pools on Linux.

*) Bugfix: in error handling when using the “ssl_stapling” directive.
Thanks to Filipe da Silva.

*) Bugfix: in the ngx_http_spdy_module.

Changes with nginx 1.7.11 24 Mar 2015

*) Change: the “sendfile” parameter of the “aio” directive is
deprecated; now nginx automatically uses AIO to pre-load data for
sendfile if both “aio” and “sendfile” directives are used.

*) Feature: experimental thread pools support.

*) Feature: the “proxy_request_buffering”, “fastcgi_request_buffering”,
“scgi_request_buffering”, and “uwsgi_request_buffering” directives.

*) Feature: request body filters experimental API.

*) Feature: client SSL certificates support in mail proxy.
Thanks to Sven Peter, Franck Levionnois, and Filipe Da Silva.

*) Feature: startup speedup when using the “hash … consistent”
directive in the upstream block.
Thanks to Wai Keen Woon.

*) Feature: debug logging into a cyclic memory buffer.

*) Bugfix: in hash table handling.
Thanks to Chris West.

*) Bugfix: in the “proxy_cache_revalidate” directive.

*) Bugfix: SSL connections might hang if deferred accept or the
“proxy_protocol” parameter of the “listen” directive were used.
Thanks to James Hamlin.

*) Bugfix: the $upstream_response_time variable might contain a wrong
value if the “image_filter” directive was used.

*) Bugfix: in integer overflow handling.
Thanks to Régis Leroy.

*) Bugfix: it was not possible to enable SSLv3 with LibreSSL.

*) Bugfix: the “ignoring stale global SSL error … called a function
you should not call” alerts appeared in logs when using LibreSSL.

*) Bugfix: certificates specified by the “ssl_client_certificate” and
“ssl_trusted_certificate” directives were inadvertently used to
automatically construct certificate chains.

Changes with nginx 1.7.10 10 Feb 2015

*) Feature: the “use_temp_path” parameter of the “proxy_cache_path”,
“fastcgi_cache_path”, “scgi_cache_path”, and “uwsgi_cache_path”
directives.

*) Feature: the $upstream_header_time variable.

*) Workaround: now on disk overflow nginx tries to write error logs once
a second only.

*) Bugfix: the “try_files” directive did not ignore normal files while
testing directories.
Thanks to Damien Tournoud.

*) Bugfix: alerts “sendfile() failed” if the “sendfile” directive was
used on OS X; the bug had appeared in 1.7.8.

*) Bugfix: alerts “sem_post() failed” might appear in logs.

*) Bugfix: nginx could not be built with musl libc.
Thanks to James Taylor.

*) Bugfix: nginx could not be built on Tru64 UNIX.
Thanks to Goetz T. Fischer.

Changes with nginx 1.7.9 23 Dec 2014

*) Feature: variables support in the “proxy_cache”, “fastcgi_cache”,
“scgi_cache”, and “uwsgi_cache” directives.

*) Feature: variables support in the “expires” directive.

*) Feature: loading of secret keys from hardware tokens with OpenSSL
engines.
Thanks to Dmitrii Pichulin.

*) Feature: the “autoindex_format” directive.

*) Bugfix: cache revalidation is now only used for responses with 200
and 206 status codes.
Thanks to Piotr Sikora.

*) Bugfix: the “TE” client request header line was passed to backends
while proxying.

*) Bugfix: the “proxy_pass”, “fastcgi_pass”, “scgi_pass”, and
“uwsgi_pass” directives might not work correctly inside the “if” and
“limit_except” blocks.

*) Bugfix: the “proxy_store” directive with the “on” parameter was
ignored if the “proxy_store” directive with an explicitly specified
file path was used on a previous level.

*) Bugfix: nginx could not be built with BoringSSL.
Thanks to Lukas Tribus.

Changes with nginx 1.7.8 02 Dec 2014

*) Change: now the “If-Modified-Since”, “If-Range”, etc. client request
header lines are passed to a backend while caching if nginx knows in
advance that the response will not be cached (e.g., when using
proxy_cache_min_uses).

*) Change: now after proxy_cache_lock_timeout nginx sends a request to a
backend with caching disabled; the new directives
“proxy_cache_lock_age”, “fastcgi_cache_lock_age”,
“scgi_cache_lock_age”, and “uwsgi_cache_lock_age” specify a time
after which the lock will be released and another attempt to cache a
response will be made.

*) Change: the “log_format” directive can now be used only at http
level.

*) Feature: the “proxy_ssl_certificate”, “proxy_ssl_certificate_key”,
“proxy_ssl_password_file”, “uwsgi_ssl_certificate”,
“uwsgi_ssl_certificate_key”, and “uwsgi_ssl_password_file”
directives.
Thanks to Piotr Sikora.

*) Feature: it is now possible to switch to a named location using
“X-Accel-Redirect”.
Thanks to Toshikuni Fukaya.

*) Feature: now the “tcp_nodelay” directive works with SPDY connections.

*) Feature: new directives in vim syntax highliting scripts.
Thanks to Peter Wu.

*) Bugfix: nginx ignored the “s-maxage” value in the “Cache-Control”
backend response header line.
Thanks to Piotr Sikora.

*) Bugfix: in the ngx_http_spdy_module.
Thanks to Piotr Sikora.

*) Bugfix: in the “ssl_password_file” directive when using OpenSSL
0.9.8zc, 1.0.0o, 1.0.1j.

*) Bugfix: alerts “header already sent” appeared in logs if the
“post_action” directive was used; the bug had appeared in 1.5.4.

*) Bugfix: alerts “the http output chain is empty” might appear in logs
if the “postpone_output 0” directive was used with SSI includes.

*) Bugfix: in the “proxy_cache_lock” directive with SSI subrequests.
Thanks to Yichun Zhang.

Changes with nginx 1.7.7 28 Oct 2014

*) Change: now nginx takes into account the “Vary” header line in a
backend response while caching.

*) Feature: the “proxy_force_ranges”, “fastcgi_force_ranges”,
“scgi_force_ranges”, and “uwsgi_force_ranges” directives.

*) Feature: the “proxy_limit_rate”, “fastcgi_limit_rate”,
“scgi_limit_rate”, and “uwsgi_limit_rate” directives.

*) Feature: the “Vary” parameter of the “proxy_ignore_headers”,
“fastcgi_ignore_headers”, “scgi_ignore_headers”, and
“uwsgi_ignore_headers” directives.

*) Bugfix: the last part of a response received from a backend with
unbufferred proxy might not be sent to a client if “gzip” or “gunzip”
directives were used.

*) Bugfix: in the “proxy_cache_revalidate” directive.
Thanks to Piotr Sikora.

*) Bugfix: in error handling.
Thanks to Yichun Zhang and Daniil Bondarev.

*) Bugfix: in the “proxy_next_upstream_tries” and
“proxy_next_upstream_timeout” directives.
Thanks to Feng Gu.

*) Bugfix: nginx/Windows could not be built with MinGW-w64 gcc.
Thanks to Kouhei Sutou.

Changes with nginx 1.7.6 30 Sep 2014

*) Change: the deprecated “limit_zone” directive is not supported
anymore.

*) Feature: the “limit_conn_zone” and “limit_req_zone” directives now
can be used with combinations of multiple variables.

*) Bugfix: request body might be transmitted incorrectly when retrying a
FastCGI request to the next upstream server.

*) Bugfix: in logging to syslog.

Changes with nginx 1.7.5 16 Sep 2014

*) Security: it was possible to reuse SSL sessions in unrelated contexts
if a shared SSL session cache or the same TLS session ticket key was
used for multiple “server” blocks (CVE-2014-3616).
Thanks to Antoine Delignat-Lavaud.

*) Change: now the “stub_status” directive does not require a parameter.

*) Feature: the “always” parameter of the “add_header” directive.

*) Feature: the “proxy_next_upstream_tries”,
“proxy_next_upstream_timeout”, “fastcgi_next_upstream_tries”,
“fastcgi_next_upstream_timeout”, “memcached_next_upstream_tries”,
“memcached_next_upstream_timeout”, “scgi_next_upstream_tries”,
“scgi_next_upstream_timeout”, “uwsgi_next_upstream_tries”, and
“uwsgi_next_upstream_timeout” directives.

*) Bugfix: in the “if” parameter of the “access_log” directive.

*) Bugfix: in the ngx_http_perl_module.
Thanks to Piotr Sikora.

*) Bugfix: the “listen” directive of the mail proxy module did not allow
to specify more than two parameters.

*) Bugfix: the “sub_filter” directive did not work with a string to
replace consisting of a single character.

*) Bugfix: requests might hang if resolver was used and a timeout
occurred during a DNS request.

*) Bugfix: in the ngx_http_spdy_module when using with AIO.

*) Bugfix: a segmentation fault might occur in a worker process if the
“set” directive was used to change the “$http_…”, “$sent_http_…”,
or “$upstream_http_…” variables.

*) Bugfix: in memory allocation error handling.
Thanks to Markus Linnala and Feng Gu.

Changes with nginx 1.7.4 05 Aug 2014

*) Security: pipelined commands were not discarded after STARTTLS
command in SMTP proxy (CVE-2014-3556); the bug had appeared in 1.5.6.
Thanks to Chris Boulton.

*) Change: URI escaping now uses uppercase hexadecimal digits.
Thanks to Piotr Sikora.

*) Feature: now nginx can be build with BoringSSL and LibreSSL.
Thanks to Piotr Sikora.

*) Bugfix: requests might hang if resolver was used and a DNS server
returned a malformed response; the bug had appeared in 1.5.8.

*) Bugfix: in the ngx_http_spdy_module.
Thanks to Piotr Sikora.

*) Bugfix: the $uri variable might contain garbage when returning errors
with code 400.
Thanks to Sergey Bobrov.

*) Bugfix: in error handling in the “proxy_store” directive and the
ngx_http_dav_module.
Thanks to Feng Gu.

*) Bugfix: a segmentation fault might occur if logging of errors to
syslog was used; the bug had appeared in 1.7.1.

*) Bugfix: the $geoip_latitude, $geoip_longitude, $geoip_dma_code, and
$geoip_area_code variables might not work.
Thanks to Yichun Zhang.

*) Bugfix: in memory allocation error handling.
Thanks to Tatsuhiko Kubo and Piotr Sikora.

Changes with nginx 1.7.3 08 Jul 2014

*) Feature: weak entity tags are now preserved on response
modifications, and strong ones are changed to weak.

*) Feature: cache revalidation now uses If-None-Match header if
possible.

*) Feature: the “ssl_password_file” directive.

*) Bugfix: the If-None-Match request header line was ignored if there
was no Last-Modified header in a response returned from cache.

*) Bugfix: “peer closed connection in SSL handshake” messages were
logged at “info” level instead of “error” while connecting to
backends.

*) Bugfix: in the ngx_http_dav_module module in nginx/Windows.

*) Bugfix: SPDY connections might be closed prematurely if caching was
used.

Changes with nginx 1.7.2 17 Jun 2014

*) Feature: the “hash” directive inside the “upstream” block.

*) Feature: defragmentation of free shared memory blocks.
Thanks to Wandenberg Peixoto and Yichun Zhang.

*) Bugfix: a segmentation fault might occur in a worker process if the
default value of the “access_log” directive was used; the bug had
appeared in 1.7.0.
Thanks to Piotr Sikora.

*) Bugfix: trailing slash was mistakenly removed from the last parameter
of the “try_files” directive.

*) Bugfix: nginx could not be built on OS X in some cases.

*) Bugfix: in the ngx_http_spdy_module.

Changes with nginx 1.7.1 27 May 2014

*) Feature: the “$upstream_cookie_…” variables.

*) Feature: the $ssl_client_fingerprint variable.

*) Feature: the “error_log” and “access_log” directives now support
logging to syslog.

*) Feature: the mail proxy now logs client port on connect.

*) Bugfix: memory leak if the “ssl_stapling” directive was used.
Thanks to Filipe da Silva.

*) Bugfix: the “alias” directive used inside a location given by a
regular expression worked incorrectly if the “if” or “limit_except”
directives were used.

*) Bugfix: the “charset” directive did not set a charset to encoded
backend responses.

*) Bugfix: a “proxy_pass” directive without URI part might use original
request after the $args variable was set.
Thanks to Yichun Zhang.

*) Bugfix: in the “none” parameter in the “smtp_auth” directive; the bug
had appeared in 1.5.6.
Thanks to Svyatoslav Nikolsky.

*) Bugfix: if sub_filter and SSI were used together, then responses
might be transferred incorrectly.

*) Bugfix: nginx could not be built with the –with-file-aio option on
Linux/aarch64.

Changes with nginx 1.7.0 24 Apr 2014

*) Feature: backend SSL certificate verification.

*) Feature: support for SNI while working with SSL backends.

*) Feature: the $ssl_server_name variable.

*) Feature: the “if” parameter of the “access_log” directive.

Changes with nginx 1.5.13 08 Apr 2014

*) Change: improved hash table handling; the default values of the
“variables_hash_max_size” and “types_hash_bucket_size” were changed
to 1024 and 64 respectively.

*) Feature: the ngx_http_mp4_module now supports the “end” argument.

*) Feature: byte ranges support in the ngx_http_mp4_module and while
saving responses to cache.

*) Bugfix: alerts “ngx_slab_alloc() failed: no memory” no longer logged
when using shared memory in the “ssl_session_cache” directive and in
the ngx_http_limit_req_module.

*) Bugfix: the “underscores_in_headers” directive did not allow
underscore as a first character of a header.
Thanks to Piotr Sikora.

*) Bugfix: cache manager might hog CPU on exit in nginx/Windows.

*) Bugfix: nginx/Windows terminated abnormally if the
“ssl_session_cache” directive was used with the “shared” parameter.

*) Bugfix: in the ngx_http_spdy_module.

Changes with nginx 1.5.12 18 Mar 2014

*) Security: a heap memory buffer overflow might occur in a worker
process while handling a specially crafted request by
ngx_http_spdy_module, potentially resulting in arbitrary code
execution (CVE-2014-0133).
Thanks to Lucas Molas, researcher at Programa STIC, Fundación Dr.
Manuel Sadosky, Buenos Aires, Argentina.

*) Feature: the “proxy_protocol” parameters of the “listen” and
“real_ip_header” directives, the $proxy_protocol_addr variable.

*) Bugfix: in the “fastcgi_next_upstream” directive.
Thanks to Lucas Molas.

Changes with nginx 1.5.11 04 Mar 2014

*) Security: memory corruption might occur in a worker process on 32-bit
platforms while handling a specially crafted request by
ngx_http_spdy_module, potentially resulting in arbitrary code
execution (CVE-2014-0088); the bug had appeared in 1.5.10.
Thanks to Lucas Molas, researcher at Programa STIC, Fundación Dr.
Manuel Sadosky, Buenos Aires, Argentina.

*) Feature: the $ssl_session_reused variable.

*) Bugfix: the “client_max_body_size” directive might not work when
reading a request body using chunked transfer encoding; the bug had
appeared in 1.3.9.
Thanks to Lucas Molas.

*) Bugfix: a segmentation fault might occur in a worker process when
proxying WebSocket connections.

*) Bugfix: a segmentation fault might occur in a worker process if the
ngx_http_spdy_module was used on 32-bit platforms; the bug had
appeared in 1.5.10.

*) Bugfix: the $upstream_status variable might contain wrong data if the
“proxy_cache_use_stale” or “proxy_cache_revalidate” directives were
used.
Thanks to Piotr Sikora.

*) Bugfix: a segmentation fault might occur in a worker process if
errors with code 400 were redirected to a named location using the
“error_page” directive.

*) Bugfix: nginx/Windows could not be built with Visual Studio 2013.

Changes with nginx 1.5.10 04 Feb 2014

*) Feature: the ngx_http_spdy_module now uses SPDY 3.1 protocol.
Thanks to Automattic and MaxCDN for sponsoring this work.

*) Feature: the ngx_http_mp4_module now skips tracks too short for a
seek requested.

*) Bugfix: a segmentation fault might occur in a worker process if the
$ssl_session_id variable was used in logs; the bug had appeared in
1.5.9.

*) Bugfix: the $date_local and $date_gmt variables used wrong format
outside of the ngx_http_ssi_filter_module.

*) Bugfix: client connections might be immediately closed if deferred
accept was used; the bug had appeared in 1.3.15.

*) Bugfix: alerts “getsockopt(TCP_FASTOPEN) … failed” appeared in logs
during binary upgrade on Linux; the bug had appeared in 1.5.8.
Thanks to Piotr Sikora.

Changes with nginx 1.5.9 22 Jan 2014

*) Change: now nginx expects escaped URIs in “X-Accel-Redirect” headers.

*) Feature: the “ssl_buffer_size” directive.

*) Feature: the “limit_rate” directive can now be used to rate limit
responses sent in SPDY connections.

*) Feature: the “spdy_chunk_size” directive.

*) Feature: the “ssl_session_tickets” directive.
Thanks to Dirkjan Bussink.

*) Bugfix: the $ssl_session_id variable contained full session
serialized instead of just a session id.
Thanks to Ivan Ristić.

*) Bugfix: nginx incorrectly handled escaped “?” character in the
“include” SSI command.

*) Bugfix: the ngx_http_dav_module did not unescape destination URI of
the COPY and MOVE methods.

*) Bugfix: resolver did not understand domain names with a trailing dot.
Thanks to Yichun Zhang.

*) Bugfix: alerts “zero size buf in output” might appear in logs while
proxying; the bug had appeared in 1.3.9.

*) Bugfix: a segmentation fault might occur in a worker process if the
ngx_http_spdy_module was used.

*) Bugfix: proxied WebSocket connections might hang right after
handshake if the select, poll, or /dev/poll methods were used.

*) Bugfix: the “xclient” directive of the mail proxy module incorrectly
handled IPv6 client addresses.

Changes with nginx 1.5.8 17 Dec 2013

*) Feature: IPv6 support in resolver.

*) Feature: the “listen” directive supports the “fastopen” parameter.
Thanks to Mathew Rodley.

*) Feature: SSL support in the ngx_http_uwsgi_module.
Thanks to Roberto De Ioris.

*) Feature: vim syntax highlighting scripts were added to contrib.
Thanks to Evan Miller.

*) Bugfix: a timeout might occur while reading client request body in an
SSL connection using chunked transfer encoding.

*) Bugfix: the “master_process” directive did not work correctly in
nginx/Windows.

*) Bugfix: the “setfib” parameter of the “listen” directive might not
work.

*) Bugfix: in the ngx_http_spdy_module.

Changes with nginx 1.5.7 19 Nov 2013

*) Security: a character following an unescaped space in a request line
was handled incorrectly (CVE-2013-4547); the bug had appeared in
0.8.41.
Thanks to Ivan Fratric of the Google Security Team.

*) Change: a logging level of auth_basic errors about no user/password
provided has been lowered from “error” to “info”.

*) Feature: the “proxy_cache_revalidate”, “fastcgi_cache_revalidate”,
“scgi_cache_revalidate”, and “uwsgi_cache_revalidate” directives.

*) Feature: the “ssl_session_ticket_key” directive.
Thanks to Piotr Sikora.

*) Bugfix: the directive “add_header Cache-Control ”” added a
“Cache-Control” response header line with an empty value.

*) Bugfix: the “satisfy any” directive might return 403 error instead of
401 if auth_request and auth_basic directives were used.
Thanks to Jan Marc Hoffmann.

*) Bugfix: the “accept_filter” and “deferred” parameters of the “listen”
directive were ignored for listen sockets created during binary
upgrade.
Thanks to Piotr Sikora.

*) Bugfix: some data received from a backend with unbufferred proxy
might not be sent to a client immediately if “gzip” or “gunzip”
directives were used.
Thanks to Yichun Zhang.

*) Bugfix: in error handling in ngx_http_gunzip_filter_module.

*) Bugfix: responses might hang if the ngx_http_spdy_module was used
with the “auth_request” directive.

*) Bugfix: memory leak in nginx/Windows.

Changes with nginx 1.5.6 01 Oct 2013

*) Feature: the “fastcgi_buffering” directive.

*) Feature: the “proxy_ssl_protocols” and “proxy_ssl_ciphers”
directives.
Thanks to Piotr Sikora.

*) Feature: optimization of SSL handshakes when using long certificate
chains.

*) Feature: the mail proxy supports SMTP pipelining.

*) Bugfix: in the ngx_http_auth_basic_module when using “$apr1$”
password encryption method.
Thanks to Markus Linnala.

*) Bugfix: in MacOSX, Cygwin, and nginx/Windows incorrect location might
be used to process a request if locations were given using characters
in different cases.

*) Bugfix: automatic redirect with appended trailing slash for proxied
locations might not work.

*) Bugfix: in the mail proxy server.

*) Bugfix: in the ngx_http_spdy_module.

Changes with nginx 1.5.5 17 Sep 2013

*) Change: now nginx assumes HTTP/1.0 by default if it is not able to
detect protocol reliably.

*) Feature: the “disable_symlinks” directive now uses O_PATH on Linux.

*) Feature: now nginx uses EPOLLRDHUP events to detect premature
connection close by clients if the “epoll” method is used.

*) Bugfix: in the “valid_referers” directive if the “server_names”
parameter was used.

*) Bugfix: the $request_time variable did not work in nginx/Windows.

*) Bugfix: in the “image_filter” directive.
Thanks to Lanshun Zhou.

*) Bugfix: OpenSSL 1.0.1f compatibility.
Thanks to Piotr Sikora.

Changes with nginx 1.5.4 27 Aug 2013

*) Change: the “js” extension MIME type has been changed to
“application/javascript”; default value of the “charset_types”
directive was changed accordingly.

*) Change: now the “image_filter” directive with the “size” parameter
returns responses with the “application/json” MIME type.

*) Feature: the ngx_http_auth_request_module.

*) Bugfix: a segmentation fault might occur on start or during
reconfiguration if the “try_files” directive was used with an empty
parameter.

*) Bugfix: memory leak if relative paths were specified using variables
in the “root” or “auth_basic_user_file” directives.

*) Bugfix: the “valid_referers” directive incorrectly executed regular
expressions if a “Referer” header started with “https://”.
Thanks to Liangbin Li.

*) Bugfix: responses might hang if subrequests were used and an SSL
handshake error happened during subrequest processing.
Thanks to Aviram Cohen.

*) Bugfix: in the ngx_http_autoindex_module.

*) Bugfix: in the ngx_http_spdy_module.

Changes with nginx 1.5.3 30 Jul 2013

*) Change in internal API: now u->length defaults to -1 if working with
backends in unbuffered mode.

*) Change: now after receiving an incomplete response from a backend
server nginx tries to send an available part of the response to a
client, and then closes client connection.

*) Bugfix: a segmentation fault might occur in a worker process if the
ngx_http_spdy_module was used with the “client_body_in_file_only”
directive.

*) Bugfix: the “so_keepalive” parameter of the “listen” directive might
be handled incorrectly on DragonFlyBSD.
Thanks to Sepherosa Ziehau.

*) Bugfix: in the ngx_http_xslt_filter_module.

*) Bugfix: in the ngx_http_sub_filter_module.

Changes with nginx 1.5.2 02 Jul 2013

*) Feature: now several “error_log” directives can be used.

*) Bugfix: the $r->header_in() embedded perl method did not return value
of the “Cookie” and “X-Forwarded-For” request header lines; the bug
had appeared in 1.3.14.

*) Bugfix: in the ngx_http_spdy_module.
Thanks to Jim Radford.

*) Bugfix: nginx could not be built on Linux with x32 ABI.
Thanks to Serguei Ivantsov.

Changes with nginx 1.5.1 04 Jun 2013

*) Feature: the “ssi_last_modified”, “sub_filter_last_modified”, and
“xslt_last_modified” directives.
Thanks to Alexey Kolpakov.

*) Feature: the “http_403” parameter of the “proxy_next_upstream”,
“fastcgi_next_upstream”, “scgi_next_upstream”, and
“uwsgi_next_upstream” directives.

*) Feature: the “allow” and “deny” directives now support unix domain
sockets.

*) Bugfix: nginx could not be built with the ngx_mail_ssl_module, but
without ngx_http_ssl_module; the bug had appeared in 1.3.14.

*) Bugfix: in the “proxy_set_body” directive.
Thanks to Lanshun Zhou.

*) Bugfix: in the “lingering_time” directive.
Thanks to Lanshun Zhou.

*) Bugfix: the “fail_timeout” parameter of the “server” directive in the
“upstream” context might not work if “max_fails” parameter was used;
the bug had appeared in 1.3.0.

*) Bugfix: a segmentation fault might occur in a worker process if the
“ssl_stapling” directive was used.
Thanks to Piotr Sikora.

*) Bugfix: in the mail proxy server.
Thanks to Filipe Da Silva.

*) Bugfix: nginx/Windows might stop accepting connections if several
worker processes were used.

Changes with nginx 1.5.0 07 May 2013

*) Security: a stack-based buffer overflow might occur in a worker
process while handling a specially crafted request, potentially
resulting in arbitrary code execution (CVE-2013-2028); the bug had
appeared in 1.3.9.
Thanks to Greg MacManus, iSIGHT Partners Labs.

Changes with nginx 1.4.0 24 Apr 2013

*) Bugfix: nginx could not be built with the ngx_http_perl_module if the
–with-openssl option was used; the bug had appeared in 1.3.16.

*) Bugfix: in a request body handling in the ngx_http_perl_module; the
bug had appeared in 1.3.9.

Changes with nginx 1.3.16 16 Apr 2013

*) Bugfix: a segmentation fault might occur in a worker process if
subrequests were used; the bug had appeared in 1.3.9.

*) Bugfix: the “tcp_nodelay” directive caused an error if a WebSocket
connection was proxied into a unix domain socket.

*) Bugfix: the $upstream_response_length variable has an incorrect value
“0” if buffering was not used.
Thanks to Piotr Sikora.

*) Bugfix: in the eventport and /dev/poll methods.

Changes with nginx 1.3.15 26 Mar 2013

*) Change: opening and closing a connection without sending any data in
it is no longer logged to access_log with error code 400.

*) Feature: the ngx_http_spdy_module.
Thanks to Automattic for sponsoring this work.

*) Feature: the “limit_req_status” and “limit_conn_status” directives.
Thanks to Nick Marden.

*) Feature: the “image_filter_interlace” directive.
Thanks to Ian Babrou.

*) Feature: $connections_waiting variable in the
ngx_http_stub_status_module.

*) Feature: the mail proxy module now supports IPv6 backends.

*) Bugfix: request body might be transmitted incorrectly when retrying a
request to the next upstream server; the bug had appeared in 1.3.9.
Thanks to Piotr Sikora.

*) Bugfix: in the “client_body_in_file_only” directive; the bug had
appeared in 1.3.9.

*) Bugfix: responses might hang if subrequests were used and a DNS error
happened during subrequest processing.
Thanks to Lanshun Zhou.

*) Bugfix: in backend usage accounting.

Changes with nginx 1.3.14 05 Mar 2013

*) Feature: $connections_active, $connections_reading, and
$connections_writing variables in the ngx_http_stub_status_module.

*) Feature: support of WebSocket connections in the
ngx_http_uwsgi_module and ngx_http_scgi_module.

*) Bugfix: in virtual servers handling with SNI.

*) Bugfix: new sessions were not always stored if the “ssl_session_cache
shared” directive was used and there was no free space in shared
memory.
Thanks to Piotr Sikora.

*) Bugfix: multiple X-Forwarded-For headers were handled incorrectly.
Thanks to Neal Poole for sponsoring this work.

*) Bugfix: in the ngx_http_mp4_module.
Thanks to Gernot Vormayr.

Changes with nginx 1.3.13 19 Feb 2013

*) Change: a compiler with name “cc” is now used by default.

*) Feature: support for proxying of WebSocket connections.
Thanks to Apcera and CloudBees for sponsoring this work.

*) Feature: the “auth_basic_user_file” directive supports “{SHA}”
password encryption method.
Thanks to Louis Opter.

Changes with nginx 1.3.12 05 Feb 2013

*) Feature: variables support in the “proxy_bind”, “fastcgi_bind”,
“memcached_bind”, “scgi_bind”, and “uwsgi_bind” directives.

*) Feature: the $pipe, $request_length, $time_iso8601, and $time_local
variables can now be used not only in the “log_format” directive.
Thanks to Kiril Kalchev.

*) Feature: IPv6 support in the ngx_http_geoip_module.
Thanks to Gregor Kališnik.

*) Bugfix: in the “proxy_method” directive.

*) Bugfix: a segmentation fault might occur in a worker process if
resolver was used with the poll method.

*) Bugfix: nginx might hog CPU during SSL handshake with a backend if
the select, poll, or /dev/poll methods were used.

*) Bugfix: the “[crit] SSL_write() failed (SSL:)” error.

*) Bugfix: in the “client_body_in_file_only” directive; the bug had
appeared in 1.3.9.

*) Bugfix: in the “fastcgi_keep_conn” directive.

Changes with nginx 1.3.11 10 Jan 2013

*) Bugfix: a segmentation fault might occur if logging was used; the bug
had appeared in 1.3.10.

*) Bugfix: the “proxy_pass” directive did not work with IP addresses
without port specified; the bug had appeared in 1.3.10.

*) Bugfix: a segmentation fault occurred on start or during
reconfiguration if the “keepalive” directive was specified more than
once in a single upstream block.

*) Bugfix: parameter “default” of the “geo” directive did not set
default value for IPv6 addresses.

Changes with nginx 1.3.10 25 Dec 2012

*) Change: domain names specified in configuration file are now resolved
to IPv6 addresses as well as IPv4 ones.

*) Change: now if the “include” directive with mask is used on Unix
systems, included files are sorted in alphabetical order.

*) Change: the “add_header” directive adds headers to 201 responses.

*) Feature: the “geo” directive now supports IPv6 addresses in CIDR
notation.

*) Feature: the “flush” and “gzip” parameters of the “access_log”
directive.

*) Feature: variables support in the “auth_basic” directive.

*) Bugfix: nginx could not be built with the ngx_http_perl_module in
some cases.

*) Bugfix: a segmentation fault might occur in a worker process if the
ngx_http_xslt_module was used.

*) Bugfix: nginx could not be built on MacOSX in some cases.
Thanks to Piotr Sikora.

*) Bugfix: the “limit_rate” directive with high rates might result in
truncated responses on 32-bit platforms.
Thanks to Alexey Antropov.

*) Bugfix: a segmentation fault might occur in a worker process if the
“if” directive was used.
Thanks to Piotr Sikora.

*) Bugfix: a “100 Continue” response was issued with “413 Request Entity
Too Large” responses.

*) Bugfix: the “image_filter”, “image_filter_jpeg_quality” and
“image_filter_sharpen” directives might be inherited incorrectly.
Thanks to Ian Babrou.

*) Bugfix: “crypt_r() failed” errors might appear if the “auth_basic”
directive was used on Linux.

*) Bugfix: in backup servers handling.
Thanks to Thomas Chen.

*) Bugfix: proxied HEAD requests might return incorrect response if the
“gzip” directive was used.

Changes with nginx 1.3.9 27 Nov 2012

*) Feature: support for chunked transfer encoding while reading client
request body.

*) Feature: the $request_time and $msec variables can now be used not
only in the “log_format” directive.

*) Bugfix: cache manager and cache loader processes might not be able to
start if more than 512 listen sockets were used.

*) Bugfix: in the ngx_http_dav_module.

Changes with nginx 1.3.8 30 Oct 2012

*) Feature: the “optional_no_ca” parameter of the “ssl_verify_client”
directive.
Thanks to Mike Kazantsev and Eric O’Connor.

*) Feature: the $bytes_sent, $connection, and $connection_requests
variables can now be used not only in the “log_format” directive.
Thanks to Benjamin Grössing.

*) Feature: the “auto” parameter of the “worker_processes” directive.

*) Bugfix: “cache file … has md5 collision” alert.

*) Bugfix: in the ngx_http_gunzip_filter_module.

*) Bugfix: in the “ssl_stapling” directive.

Changes with nginx 1.3.7 02 Oct 2012

*) Feature: OCSP stapling support.
Thanks to Comodo, DigiCert and GlobalSign for sponsoring this work.

*) Feature: the “ssl_trusted_certificate” directive.

*) Feature: resolver now randomly rotates addresses returned from cache.
Thanks to Anton Jouline.

*) Bugfix: OpenSSL 0.9.7 compatibility.

Changes with nginx 1.3.6 12 Sep 2012

*) Feature: the ngx_http_gunzip_filter_module.

*) Feature: the “memcached_gzip_flag” directive.

*) Feature: the “always” parameter of the “gzip_static” directive.

*) Bugfix: in the “limit_req” directive; the bug had appeared in 1.1.14.
Thanks to Charles Chen.

*) Bugfix: nginx could not be built by gcc 4.7 with -O2 optimization if
the –with-ipv6 option was used.

Changes with nginx 1.3.5 21 Aug 2012

*) Change: the ngx_http_mp4_module module no longer skips tracks in
formats other than H.264 and AAC.

*) Bugfix: a segmentation fault might occur in a worker process if the
“map” directive was used with variables as values.

*) Bugfix: a segmentation fault might occur in a worker process if the
“geo” directive was used with the “ranges” parameter but without the
“default” parameter; the bug had appeared in 0.8.43.
Thanks to Zhen Chen and Weibin Yao.

*) Bugfix: in the -p command-line parameter handling.

*) Bugfix: in the mail proxy server.

*) Bugfix: of minor potential bugs.
Thanks to Coverity.

*) Bugfix: nginx/Windows could not be built with Visual Studio 2005
Express.
Thanks to HAYASHI Kentaro.

Changes with nginx 1.3.4 31 Jul 2012

*) Change: the “ipv6only” parameter is now turned on by default for
listening IPv6 sockets.

*) Feature: the Clang compiler support.

*) Bugfix: extra listening sockets might be created.
Thanks to Roman Odaisky.

*) Bugfix: nginx/Windows might hog CPU if a worker process failed to
start.
Thanks to Ricardo Villalobos Guevara.

*) Bugfix: the “proxy_pass_header”, “fastcgi_pass_header”,
“scgi_pass_header”, “uwsgi_pass_header”, “proxy_hide_header”,
“fastcgi_hide_header”, “scgi_hide_header”, and “uwsgi_hide_header”
directives might be inherited incorrectly.

Changes with nginx 1.3.3 10 Jul 2012

*) Feature: entity tags support and the “etag” directive.

*) Bugfix: trailing dot in a source value was not ignored if the “map”
directive was used with the “hostnames” parameter.

*) Bugfix: incorrect location might be used to process a request if a
URI was changed via a “rewrite” directive before an internal redirect
to a named location.

Changes with nginx 1.3.2 26 Jun 2012

*) Change: the “single” parameter of the “keepalive” directive is now
ignored.

*) Change: SSL compression is now disabled when using all versions of
OpenSSL, including ones prior to 1.0.0.

*) Feature: it is now possible to use the “ip_hash” directive to balance
IPv6 clients.

*) Feature: the $status variable can now be used not only in the
“log_format” directive.

*) Bugfix: a segmentation fault might occur in a worker process on
shutdown if the “resolver” directive was used.

*) Bugfix: a segmentation fault might occur in a worker process if the
ngx_http_mp4_module was used.

*) Bugfix: in the ngx_http_mp4_module.

*) Bugfix: a segmentation fault might occur in a worker process if
conflicting wildcard server names were used.

*) Bugfix: nginx might be terminated abnormally on a SIGBUS signal on
ARM platform.

*) Bugfix: an alert “sendmsg() failed (9: Bad file number)” on HP-UX
while reconfiguration.

Changes with nginx 1.3.1 05 Jun 2012

*) Security: now nginx/Windows ignores trailing dot in URI path
component, and does not allow URIs with “:$” in it.
Thanks to Vladimir Kochetkov, Positive Research Center.

*) Feature: the “proxy_pass”, “fastcgi_pass”, “scgi_pass”, “uwsgi_pass”
directives, and the “server” directive inside the “upstream” block,
now support IPv6 addresses.

*) Feature: the “resolver” directive now supports IPv6 addresses and an
optional port specification.

*) Feature: the “least_conn” directive inside the “upstream” block.

*) Feature: it is now possible to specify a weight for servers while
using the “ip_hash” directive.

*) Bugfix: a segmentation fault might occur in a worker process if the
“image_filter” directive was used; the bug had appeared in 1.3.0.

*) Bugfix: nginx could not be built with ngx_cpp_test_module; the bug
had appeared in 1.1.12.

*) Bugfix: access to variables from SSI and embedded perl module might
not work after reconfiguration.
Thanks to Yichun Zhang.

*) Bugfix: in the ngx_http_xslt_filter_module.
Thanks to Kuramoto Eiji.

*) Bugfix: memory leak if $geoip_org variable was used.
Thanks to Denis F. Latypoff.

*) Bugfix: in the “proxy_cookie_domain” and “proxy_cookie_path”
directives.

Changes with nginx 1.3.0 15 May 2012

*) Feature: the “debug_connection” directive now supports IPv6 addresses
and the “unix:” parameter.

*) Feature: the “set_real_ip_from” directive and the “proxy” parameter
of the “geo” directive now support IPv6 addresses.

*) Feature: the “real_ip_recursive”, “geoip_proxy”, and
“geoip_proxy_recursive” directives.

*) Feature: the “proxy_recursive” parameter of the “geo” directive.

*) Bugfix: a segmentation fault might occur in a worker process if the
“resolver” directive was used.

*) Bugfix: a segmentation fault might occur in a worker process if the
“fastcgi_pass”, “scgi_pass”, or “uwsgi_pass” directives were used and
backend returned incorrect response.

*) Bugfix: a segmentation fault might occur in a worker process if the
“rewrite” directive was used and new request arguments in a
replacement used variables.

*) Bugfix: nginx might hog CPU if the open file resource limit was
reached.

*) Bugfix: nginx might loop infinitely over backends if the
“proxy_next_upstream” directive with the “http_404” parameter was
used and there were backup servers specified in an upstream block.

*) Bugfix: adding the “down” parameter of the “server” directive might
cause unneeded client redistribution among backend servers if the
“ip_hash” directive was used.

*) Bugfix: socket leak.
Thanks to Yichun Zhang.

*) Bugfix: in the ngx_http_fastcgi_module.

Changes with nginx 1.2.0 23 Apr 2012

*) Bugfix: a segmentation fault might occur in a worker process if the
“try_files” directive was used; the bug had appeared in 1.1.19.

*) Bugfix: response might be truncated if there were more than IOV_MAX
buffers used.

*) Bugfix: in the “crop” parameter of the “image_filter” directive.
Thanks to Maxim Bublis.

Changes with nginx 1.1.19 12 Apr 2012

*) Security: specially crafted mp4 file might allow to overwrite memory
locations in a worker process if the ngx_http_mp4_module was used,
potentially resulting in arbitrary code execution (CVE-2012-2089).
Thanks to Matthew Daley.

*) Bugfix: nginx/Windows might be terminated abnormally.
Thanks to Vincent Lee.

*) Bugfix: nginx hogged CPU if all servers in an upstream were marked as
“backup”.

*) Bugfix: the “allow” and “deny” directives might be inherited
incorrectly if they were used with IPv6 addresses.

*) Bugfix: the “modern_browser” and “ancient_browser” directives might
be inherited incorrectly.

*) Bugfix: timeouts might be handled incorrectly on Solaris/SPARC.

*) Bugfix: in the ngx_http_mp4_module.

Changes with nginx 1.1.18 28 Mar 2012

*) Change: keepalive connections are no longer disabled for Safari by
default.

*) Feature: the $connection_requests variable.

*) Feature: $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd and
$tcpinfo_rcv_space variables.

*) Feature: the “worker_cpu_affinity” directive now works on FreeBSD.

*) Feature: the “xslt_param” and “xslt_string_param” directives.
Thanks to Samuel Behan.

*) Bugfix: in configure tests.
Thanks to Piotr Sikora.

*) Bugfix: in the ngx_http_xslt_filter_module.

*) Bugfix: nginx could not be built on Debian GNU/Hurd.

Changes with nginx 1.1.17 15 Mar 2012

*) Security: content of previously freed memory might be sent to a
client if backend returned specially crafted response.
Thanks to Matthew Daley.

*) Bugfix: in the embedded perl module if used from SSI.
Thanks to Matthew Daley.

*) Bugfix: in the ngx_http_uwsgi_module.

Changes with nginx 1.1.16 29 Feb 2012

*) Change: the simultaneous subrequest limit has been raised to 200.

*) Feature: the “from” parameter of the “disable_symlinks” directive.

*) Feature: the “return” and “error_page” directives can now be used to
return 307 redirections.

*) Bugfix: a segmentation fault might occur in a worker process if the
“resolver” directive was used and there was no “error_log” directive
specified at global level.
Thanks to Roman Arutyunyan.

*) Bugfix: a segmentation fault might occur in a worker process if the
“proxy_http_version 1.1” or “fastcgi_keep_conn on” directives were
used.

*) Bugfix: memory leaks.
Thanks to Lanshun Zhou.

*) Bugfix: in the “disable_symlinks” directive.

*) Bugfix: on ZFS filesystem disk cache size might be calculated
incorrectly; the bug had appeared in 1.0.1.

*) Bugfix: nginx could not be built by the icc 12.1 compiler.

*) Bugfix: nginx could not be built by gcc on Solaris; the bug had
appeared in 1.1.15.

Changes with nginx 1.1.15 15 Feb 2012

*) Feature: the “disable_symlinks” directive.

*) Feature: the “proxy_cookie_domain” and “proxy_cookie_path”
directives.

*) Bugfix: nginx might log incorrect error “upstream prematurely closed
connection” instead of correct “upstream sent too big header” one.
Thanks to Feibo Li.

*) Bugfix: nginx could not be built with the ngx_http_perl_module if the
–with-openssl option was used.

*) Bugfix: the number of internal redirects to named locations was not
limited.

*) Bugfix: calling $r->flush() multiple times might cause errors in the
ngx_http_gzip_filter_module.

*) Bugfix: temporary files might be not removed if the “proxy_store”
directive was used with SSI includes.

*) Bugfix: in some cases non-cacheable variables (such as the $args
variable) returned old empty cached value.

*) Bugfix: a segmentation fault might occur in a worker process if too
many SSI subrequests were issued simultaneously; the bug had appeared
in 0.7.25.

Changes with nginx 1.1.14 30 Jan 2012

*) Feature: multiple “limit_req” limits may be used simultaneously.

*) Bugfix: in error handling while connecting to a backend.
Thanks to Piotr Sikora.

*) Bugfix: in AIO error handling on FreeBSD.

*) Bugfix: in the OpenSSL library initialization.

*) Bugfix: the “proxy_redirect” directives might be inherited
incorrectly.

*) Bugfix: memory leak during reconfiguration if the “pcre_jit”
directive was used.

Changes with nginx 1.1.13 16 Jan 2012

*) Feature: the “TLSv1.1” and “TLSv1.2” parameters of the
“ssl_protocols” directive.

*) Bugfix: the “limit_req” directive parameters were not inherited
correctly; the bug had appeared in 1.1.12.

*) Bugfix: the “proxy_redirect” directive incorrectly processed
“Refresh” header if regular expression were used.

*) Bugfix: the “proxy_cache_use_stale” directive with “error” parameter
did not return answer from cache if there were no live upstreams.

*) Bugfix: the “worker_cpu_affinity” directive might not work.

*) Bugfix: nginx could not be built on Solaris; the bug had appeared in
1.1.12.

*) Bugfix: in the ngx_http_mp4_module.

Changes with nginx 1.1.12 26 Dec 2011

*) Change: a “proxy_pass” directive without URI part now uses changed
URI after redirection with the “error_page” directive.
Thanks to Lanshun Zhou.

*) Feature: the “proxy/fastcgi/scgi/uwsgi_cache_lock”,
“proxy/fastcgi/scgi/uwsgi_cache_lock_timeout” directives.

*) Feature: the “pcre_jit” directive.

*) Feature: the “if” SSI command supports captures in regular
expressions.

*) Bugfix: the “if” SSI command did not work inside the “block” command.

*) Bugfix: the “limit_conn_log_level” and “limit_req_log_level”
directives might not work.

*) Bugfix: the “limit_rate” directive did not allow to use full
throughput, even if limit value was very high.

*) Bugfix: the “sendfile_max_chunk” directive did not work, if the
“limit_rate” directive was used.

*) Bugfix: a “proxy_pass” directive without URI part always used
original request URI if variables were used.

*) Bugfix: a “proxy_pass” directive without URI part might use original
request after redirection with the “try_files” directive.
Thanks to Lanshun Zhou.

*) Bugfix: in the ngx_http_scgi_module.

*) Bugfix: in the ngx_http_mp4_module.

*) Bugfix: nginx could not be built on Solaris; the bug had appeared in
1.1.9.

Changes with nginx 1.1.11 12 Dec 2011

*) Feature: the “so_keepalive” parameter of the “listen” directive.
Thanks to Vsevolod Stakhov.

*) Feature: the “if_not_empty” parameter of the
“fastcgi/scgi/uwsgi_param” directives.

*) Feature: the $https variable.

*) Feature: the “proxy_redirect” directive supports variables in the
first parameter.

*) Feature: the “proxy_redirect” directive supports regular expressions.

*) Bugfix: the $sent_http_cache_control variable might contain a wrong
value if the “expires” directive was used.
Thanks to Yichun Zhang.

*) Bugfix: the “read_ahead” directive might not work combined with
“try_files” and “open_file_cache”.

*) Bugfix: a segmentation fault might occur in a worker process if small
time was used in the “inactive” parameter of the “proxy_cache_path”
directive.

*) Bugfix: responses from cache might hang.

Changes with nginx 1.1.10 30 Nov 2011

*) Bugfix: a segmentation fault occurred in a worker process if AIO was
used on Linux; the bug had appeared in 1.1.9.

Changes with nginx 1.1.9 28 Nov 2011

*) Change: now double quotes are encoded in an “echo” SSI-command
output.
Thanks to Zaur Abasmirzoev.

*) Feature: the “valid” parameter of the “resolver” directive. By
default TTL returned by a DNS server is used.
Thanks to Kirill A. Korinskiy.

*) Bugfix: nginx might hang after a worker process abnormal termination.

*) Bugfix: a segmentation fault might occur in a worker process if SNI
was used; the bug had appeared in 1.1.2.

*) Bugfix: in the “keepalive_disable” directive; the bug had appeared in
1.1.8.
Thanks to Alexander Usov.

*) Bugfix: SIGWINCH signal did not work after first binary upgrade; the
bug had appeared in 1.1.1.

*) Bugfix: backend responses with length not matching “Content-Length”
header line are no longer cached.

*) Bugfix: in the “scgi_param” directive, if complex parameters were
used.

*) Bugfix: in the “epoll” event method.
Thanks to Yichun Zhang.

*) Bugfix: in the ngx_http_flv_module.
Thanks to Piotr Sikora.

*) Bugfix: in the ngx_http_mp4_module.

*) Bugfix: IPv6 addresses are now handled properly in a request line and
in a “Host” request header line.

*) Bugfix: “add_header” and “expires” directives did not work if a
request was proxied and response status code was 206.

*) Bugfix: nginx could not be built on FreeBSD 10.

*) Bugfix: nginx could not be built on AIX.

Changes with nginx 1.1.8 14 Nov 2011

*) Change: the ngx_http_limit_zone_module was renamed to the
ngx_http_limit_conn_module.

*) Change: the “limit_zone” directive was superseded by the
“limit_conn_zone” directive with a new syntax.

*) Feature: support for multiple “limit_conn” limits on the same level.

*) Feature: the “image_filter_sharpen” directive.

*) Bugfix: a segmentation fault might occur in a worker process if
resolver got a big DNS response.
Thanks to Ben Hawkes.

*) Bugfix: in cache key calculation if internal MD5 implementation was
used; the bug had appeared in 1.0.4.

*) Bugfix: the “If-Modified-Since”, “If-Range”, etc. client request
header lines might be passed to backend while caching; or not passed
without caching if caching was enabled in another part of the
configuration.

*) Bugfix: the module ngx_http_mp4_module sent incorrect
“Content-Length” response header line if the “start” argument was
used.
Thanks to Piotr Sikora.

Changes with nginx 1.1.7 31 Oct 2011

*) Feature: support of several DNS servers in the “resolver” directive.
Thanks to Kirill A. Korinskiy.

*) Bugfix: a segmentation fault occurred on start or during
reconfiguration if the “ssl” directive was used at http level and
there was no “ssl_certificate” defined.

*) Bugfix: reduced memory consumption while proxying big files if they
were buffered to disk.

*) Bugfix: a segmentation fault might occur in a worker process if
“proxy_http_version 1.1” directive was used.

*) Bugfix: in the “expires @time” directive.

Changes with nginx 1.1.6 17 Oct 2011

*) Change in internal API: now module context data are cleared while
internal redirect to named location.
Requested by Yichun Zhang.

*) Change: if a server in an upstream failed, only one request will be
sent to it after fail_timeout; the server will be considered alive if
it will successfully respond to the request.

*) Change: now the 0x7F-0x1F characters are escaped as \xXX in an
access_log.

*) Feature: “proxy/fastcgi/scgi/uwsgi_ignore_headers” directives support
the following additional values: X-Accel-Limit-Rate,
X-Accel-Buffering, X-Accel-Charset.

*) Feature: decrease of memory consumption if SSL is used.

*) Bugfix: some UTF-8 characters were processed incorrectly.
Thanks to Alexey Kuts.

*) Bugfix: the ngx_http_rewrite_module directives specified at “server”
level were executed twice if no matching locations were defined.

*) Bugfix: a socket leak might occurred if “aio sendfile” was used.

*) Bugfix: connections with fast clients might be closed after
send_timeout if file AIO was used.

*) Bugfix: in the ngx_http_autoindex_module.

*) Bugfix: the module ngx_http_mp4_module did not support seeking on
32-bit platforms.

Changes with nginx 1.1.5 05 Oct 2011

*) Feature: the “uwsgi_buffering” and “scgi_buffering” directives.
Thanks to Peter Smit.

*) Bugfix: non-cacheable responses might be cached if
“proxy_cache_bypass” directive was used.
Thanks to John Ferlito.

*) Bugfix: in HTTP/1.1 support in the ngx_http_proxy_module.

*) Bugfix: cached responses with an empty body were returned
incorrectly; the bug had appeared in 0.8.31.

*) Bugfix: 201 responses of the ngx_http_dav_module were incorrect; the
bug had appeared in 0.8.32.

*) Bugfix: in the “return” directive.

*) Bugfix: the “ssl_session_cache builtin” directive caused segmentation
fault; the bug had appeared in 1.1.1.

Changes with nginx 1.1.4 20 Sep 2011

*) Feature: the ngx_http_upstream_keepalive module.

*) Feature: the “proxy_http_version” directive.

*) Feature: the “fastcgi_keep_conn” directive.

*) Feature: the “worker_aio_requests” directive.

*) Bugfix: if nginx was built –with-file-aio it could not be run on
Linux kernel which did not support AIO.

*) Bugfix: in Linux AIO error processing.
Thanks to Hagai Avrahami.

*) Bugfix: reduced memory consumption for long-lived requests.

*) Bugfix: the module ngx_http_mp4_module did not support 64-bit MP4
“co64” atom.

Changes with nginx 1.1.3 14 Sep 2011

*) Feature: the module ngx_http_mp4_module.

*) Bugfix: in Linux AIO combined with open_file_cache.

*) Bugfix: open_file_cache did not update file info on retest if file
was not atomically changed.

*) Bugfix: nginx could not be built on MacOSX 10.7.

Changes with nginx 1.1.2 05 Sep 2011

*) Change: now if total size of all ranges is greater than source
response size, then nginx disables ranges and returns just the source
response.

*) Feature: the “max_ranges” directive.

*) Bugfix: the “ssl_verify_client”, “ssl_verify_depth”, and
“ssl_prefer_server_ciphers” directives might work incorrectly if SNI
was used.

*) Bugfix: in the “proxy/fastcgi/scgi/uwsgi_ignore_client_abort”
directives.

Changes with nginx 1.1.1 22 Aug 2011

*) Change: now cache loader processes either as many files as specified
by “loader_files” parameter or works no longer than time specified by
the “loader_threshold” parameter during each iteration.

*) Change: now SIGWINCH signal works only in daemon mode.

*) Feature: now shared zones and caches use POSIX semaphores on Solaris.
Thanks to Den Ivanov.

*) Feature: accept filters are now supported on NetBSD.

*) Bugfix: nginx could not be built on Linux 3.0.

*) Bugfix: nginx did not use gzipping in some cases; the bug had
appeared in 1.1.0.

*) Bugfix: request body might be processed incorrectly if client used
pipelining.

*) Bugfix: in the “request_body_in_single_buf” directive.

*) Bugfix: in “proxy_set_body” and “proxy_pass_request_body” directives
if SSL connection to backend was used.

*) Bugfix: nginx hogged CPU if all servers in an upstream were marked as
“down”.

*) Bugfix: a segmentation fault might occur during reconfiguration if
ssl_session_cache was defined but not used in previous configuration.

*) Bugfix: a segmentation fault might occur in a worker process if many
backup servers were used in an upstream.

*) Bugfix: a segmentation fault might occur in a worker process if
“fastcgi/scgi/uwsgi_param” directives were used with values starting
with “HTTP_”; the bug had appeared in 0.8.40.

Changes with nginx 1.1.0 01 Aug 2011

*) Feature: cache loader run time decrease.

*) Feature: “loader_files”, “loader_sleep”, and “loader_threshold”
options of the “proxy/fastcgi/scgi/uwsgi_cache_path” directives.

*) Feature: loading time decrease of configuration with large number of
HTTPS sites.

*) Feature: now nginx supports ECDHE key exchange ciphers.
Thanks to Adrian Kotelba.

*) Feature: the “lingering_close” directive.
Thanks to Maxim Dounin.

*) Bugfix: in closing connection for pipelined requests.
Thanks to Maxim Dounin.

*) Bugfix: nginx did not disable gzipping if client sent “gzip;q=0” in
“Accept-Encoding” request header line.

*) Bugfix: in timeout in unbuffered proxied mode.
Thanks to Maxim Dounin.

*) Bugfix: memory leaks when a “proxy_pass” directive contains variables
and proxies to an HTTPS backend.
Thanks to Maxim Dounin.

*) Bugfix: in parameter validation of a “proxy_pass” directive with
variables.
Thanks to Lanshun Zhou.

*) Bugfix: SSL did not work on QNX.
Thanks to Maxim Dounin.

*) Bugfix: SSL modules could not be built by gcc 4.6 without
–with-debug option.

Changes with nginx 1.0.5 19 Jul 2011

*) Change: now default SSL ciphers are “HIGH:!aNULL:!MD5”.
Thanks to Rob Stradling.

*) Feature: the “referer_hash_max_size” and “referer_hash_bucket_size”
directives.
Thanks to Witold Filipczyk.

*) Feature: $uid_reset variable.

*) Bugfix: a segmentation fault might occur in a worker process, if a
caching was used.
Thanks to Lanshun Zhou.

*) Bugfix: worker processes may got caught in an endless loop during
reconfiguration, if a caching was used; the bug had appeared in
0.8.48.
Thanks to Maxim Dounin.

*) Bugfix: “stalled cache updating” alert.
Thanks to Maxim Dounin.

Changes with nginx 1.0.4 01 Jun 2011

*) Change: now regular expressions case sensitivity in the “map”
directive is given by prefixes “~” or “~*”.

*) Feature: now shared zones and caches use POSIX semaphores on Linux.
Thanks to Denis F. Latypoff.

*) Bugfix: “stalled cache updating” alert.

*) Bugfix: nginx could not be built –without-http_auth_basic_module;
the bug had appeared in 1.0.3.

Changes with nginx 1.0.3 25 May 2011

*) Feature: the “auth_basic_user_file” directive supports “$apr1”,
“{PLAIN}”, and “{SSHA}” password encryption methods.
Thanks to Maxim Dounin.

*) Feature: the “geoip_org” directive and $geoip_org variable.
Thanks to Alexander Uskov, Arnaud Granal, and Denis F. Latypoff.

*) Feature: ngx_http_geo_module and ngx_http_geoip_module support IPv4
addresses mapped to IPv6 addresses.

*) Bugfix: a segmentation fault occurred in a worker process during
testing IPv4 address mapped to IPv6 address, if access or deny rules
were defined only for IPv6; the bug had appeared in 0.8.22.

*) Bugfix: a cached response may be broken if “proxy/fastcgi/scgi/
uwsgi_cache_bypass” and “proxy/fastcgi/scgi/uwsgi_no_cache” directive
values were different; the bug had appeared in 0.8.46.

Changes with nginx 1.0.2 10 May 2011

*) Feature: now shared zones and caches use POSIX semaphores.

*) Bugfix: in the “rotate” parameter of the “image_filter” directive.
Thanks to Adam Bocim.

*) Bugfix: nginx could not be built on Solaris; the bug had appeared in
1.0.1.

Changes with nginx 1.0.1 03 May 2011

*) Change: now the “split_clients” directive uses MurmurHash2 algorithm
because of better distribution.
Thanks to Oleg Mamontov.

*) Change: now long strings starting with zero are not considered as
false values.
Thanks to Maxim Dounin.

*) Change: now nginx uses a default listen backlog value 511 on Linux.

*) Feature: the $upstream_… variables may be used in the SSI and perl
modules.

*) Bugfix: now nginx limits better disk cache size.
Thanks to Oleg Mamontov.

*) Bugfix: a segmentation fault might occur while parsing incorrect IPv4
address; the bug had appeared in 0.9.3.
Thanks to Maxim Dounin.

*) Bugfix: nginx could not be built by gcc 4.6 without –with-debug
option.

*) Bugfix: nginx could not be built on Solaris 9 and earlier; the bug
had appeared in 0.9.3.
Thanks to Dagobert Michelsen.

*) Bugfix: $request_time variable had invalid values if subrequests were
used; the bug had appeared in 0.8.47.
Thanks to Igor A. Valcov.

Changes with nginx 1.0.0 12 Apr 2011

*) Bugfix: a cache manager might hog CPU after reload.
Thanks to Maxim Dounin.

*) Bugfix: an “image_filter crop” directive worked incorrectly coupled
with an “image_filter rotate 180” directive.

*) Bugfix: a “satisfy any” directive disabled custom 401 error page.

Changes with nginx 0.9.7 04 Apr 2011

*) Feature: now keepalive connections may be closed premature, if there
are no free worker connections.
Thanks to Maxim Dounin.

*) Feature: the “rotate” parameter of the “image_filter” directive.
Thanks to Adam Bocim.

*) Bugfix: a case when a backend in “fastcgi_pass”, “scgi_pass”, or
“uwsgi_pass” directives is given by expression and refers to a
defined upstream.

Changes with nginx 0.9.6 21 Mar 2011

*) Feature: the “map” directive supports regular expressions as value of
the first parameter.

*) Feature: $time_iso8601 access_log variable.
Thanks to Michael Lustfield.

Changes with nginx 0.9.5 21 Feb 2011

*) Change: now nginx uses a default listen backlog value -1 on Linux.
Thanks to Andrei Nigmatulin.

*) Feature: the “utf8” parameter of “geoip_country” and “geoip_city”
directives.
Thanks to Denis F. Latypoff.

*) Bugfix: in a default “proxy_redirect” directive if “proxy_pass”
directive has no URI part.
Thanks to Maxim Dounin.

*) Bugfix: an “error_page” directive did not work with nonstandard error
codes; the bug had appeared in 0.8.53.
Thanks to Maxim Dounin.

Changes with nginx 0.9.4 21 Jan 2011

*) Feature: the “server_name” directive supports the $hostname variable.

*) Feature: 494 code for “Request Header Too Large” error.

Changes with nginx 0.9.3 13 Dec 2010

*) Bugfix: if there was a single server for given IPv6 address:port
pair, then captures in regular expressions in a “server_name”
directive did not work.

*) Bugfix: nginx could not be built on Solaris; the bug had appeared in
0.9.0.

Changes with nginx 0.9.2 06 Dec 2010

*) Feature: the “If-Unmodified-Since” client request header line
support.

*) Workaround: fallback to accept() syscall if accept4() was not
implemented; the issue had appeared in 0.9.0.

*) Bugfix: nginx could not be built on Cygwin; the bug had appeared in
0.9.0.

*) Bugfix: for OpenSSL vulnerability CVE-2010-4180.
Thanks to Maxim Dounin.

Changes with nginx 0.9.1 30 Nov 2010

*) Bugfix: “return CODE message” directives did not work; the bug had
appeared in 0.9.0.

Changes with nginx 0.9.0 29 Nov 2010

*) Feature: the “keepalive_disable” directive.

*) Feature: the “map” directive supports variables as value of a defined
variable.

*) Feature: the “map” directive supports empty strings as value of the
first parameter.

*) Feature: the “map” directive supports expressions as the first
parameter.

*) Feature: nginx(8) manual page.
Thanks to Sergey Osokin.

*) Feature: Linux accept4() support.
Thanks to Simon Liu.

*) Workaround: elimination of Linux linker warning about “sys_errlist”
and “sys_nerr”; the warning had appeared in 0.8.35.

*) Bugfix: a segmentation fault might occur in a worker process, if the
“auth_basic” directive was used.
Thanks to Michail Laletin.

*) Bugfix: compatibility with ngx_http_eval_module; the bug had appeared
in 0.8.42.

Changes with nginx 0.8.53 18 Oct 2010

*) Feature: now the “error_page” directive allows to change a status
code in a redirect.

*) Feature: the “gzip_disable” directive supports special “degradation”
mask.

*) Bugfix: a socket leak might occurred if file AIO was used.
Thanks to Maxim Dounin.

*) Bugfix: if the first server had no “listen” directive and there was
no explicit default server, then a next server with a “listen”
directive became the default server; the bug had appeared in 0.8.21.

Changes with nginx 0.8.52 28 Sep 2010

*) Bugfix: nginx used SSL mode for a listen socket if any listen option
was set; the bug had appeared in 0.8.51.

Changes with nginx 0.8.51 27 Sep 2010

*) Change: the “secure_link_expires” directive has been canceled.

*) Change: a logging level of resolver errors has been lowered from
“alert” to “error”.

*) Feature: now a listen socket “ssl” parameter may be set several
times.

Changes with nginx 0.8.50 02 Sep 2010

*) Feature: the “secure_link”, “secure_link_md5”, and
“secure_link_expires” directives of the ngx_http_secure_link_module.

*) Feature: the -q switch.
Thanks to Gena Makhomed.

*) Bugfix: worker processes may got caught in an endless loop during
reconfiguration, if a caching was used; the bug had appeared in
0.8.48.

*) Bugfix: in the “gzip_disable” directive.
Thanks to Derrick Petzold.

*) Bugfix: nginx/Windows could not send stop, quit, reopen, and reload
signals to a process run in other session.

Changes with nginx 0.8.49 09 Aug 2010

*) Feature: the “image_filter_jpeg_quality” directive supports
variables.

*) Bugfix: a segmentation fault might occur in a worker process, if the
$geoip_region_name variables was used; the bug had appeared in
0.8.48.

*) Bugfix: errors intercepted by error_page were cached only for next
request; the bug had appeared in 0.8.48.

Changes with nginx 0.8.48 03 Aug 2010

*) Change: now the “server_name” directive default value is an empty
name “”.
Thanks to Gena Makhomed.

*) Change: now the “server_name_in_redirect” directive default value is
“off”.

*) Feature: the $geoip_dma_code, $geoip_area_code, and
$geoip_region_name variables.
Thanks to Christine McGonagle.

*) Bugfix: the “proxy_pass”, “fastcgi_pass”, “uwsgi_pass”, and
“scgi_pass” directives were not inherited inside “limit_except”
blocks.

*) Bugfix: the “proxy_cache_min_uses”, “fastcgi_cache_min_uses”
“uwsgi_cache_min_uses”, and “scgi_cache_min_uses” directives did not
work; the bug had appeared in 0.8.46.

*) Bugfix: the “fastcgi_split_path_info” directive used incorrectly
captures, if only parts of an URI were captured.
Thanks to Yuriy Taraday and Frank Enderle.

*) Bugfix: the “rewrite” directive did not escape a “;” character during
copying from URI to query string.
Thanks to Daisuke Murase.

*) Bugfix: the ngx_http_image_filter_module closed a connection, if an
image was larger than “image_filter_buffer” size.

Changes with nginx 0.8.47 28 Jul 2010

*) Bugfix: $request_time variable had invalid values for subrequests.

*) Bugfix: errors intercepted by error_page could not be cached.

*) Bugfix: a cache manager process may got caught in an endless loop, if
max_size parameter was used; the bug had appeared in 0.8.46.

Changes with nginx 0.8.46 19 Jul 2010

*) Change: now the “proxy_no_cache”, “fastcgi_no_cache”,
“uwsgi_no_cache”, and “scgi_no_cache” directives affect on a cached
response saving only.

*) Feature: the “proxy_cache_bypass”, “fastcgi_cache_bypass”,
“uwsgi_cache_bypass”, and “scgi_cache_bypass” directives.

*) Bugfix: nginx did not free memory in cache keys zones if there was an
error during working with backend: the memory was freed only after
inactivity time or on memory low condition.

Changes with nginx 0.8.45 13 Jul 2010

*) Feature: ngx_http_xslt_filter improvements.
Thanks to Laurence Rowe.

*) Bugfix: SSI response might be truncated after include with
wait=”yes”; the bug had appeared in 0.7.25.
Thanks to Maxim Dounin.

*) Bugfix: the “listen” directive did not support the “setfib=0”
parameter.

Changes with nginx 0.8.44 05 Jul 2010

*) Change: now nginx does not cache by default backend responses, if
they have a “Set-Cookie” header line.

*) Feature: the “listen” directive supports the “setfib” parameter.
Thanks to Andrew Filonov.

*) Bugfix: the “sub_filter” directive might change character case on
partial match.

*) Bugfix: compatibility with HP/UX.

*) Bugfix: compatibility with AIX xlC_r compiler.

*) Bugfix: nginx treated large SSLv2 packets as plain requests.
Thanks to Miroslaw Jaworski.

Changes with nginx 0.8.43 30 Jun 2010

*) Feature: large geo ranges base loading speed-up.

*) Bugfix: an error_page redirection to “location /zero {return 204;}”
without changing status code kept the error body; the bug had
appeared in 0.8.42.

*) Bugfix: nginx might close IPv6 listen socket during reconfiguration.
Thanks to Maxim Dounin.

*) Bugfix: the $uid_set variable may be used at any request processing
stage.

Changes with nginx 0.8.42 21 Jun 2010

*) Change: now nginx tests locations given by regular expressions, if
request was matched exactly by a location given by a prefix string.
The previous behavior has been introduced in 0.7.1.

*) Feature: the ngx_http_scgi_module.
Thanks to Manlio Perillo.

*) Feature: a text answer may be added to a “return” directive.

Changes with nginx 0.8.41 15 Jun 2010

*) Security: nginx/Windows worker might be terminated abnormally if a
requested file name has invalid UTF-8 encoding.

*) Change: now nginx allows to use spaces in a request line.

*) Bugfix: the “proxy_redirect” directive changed incorrectly a backend
“Refresh” response header line.
Thanks to Andrey Andreew and Max Sogin.

*) Bugfix: nginx did not support path without host name in “Destination”
request header line.

Changes with nginx 0.8.40 07 Jun 2010

*) Security: now nginx/Windows ignores default file stream name.
Thanks to Jose Antonio Vazquez Gonzalez.

*) Feature: the ngx_http_uwsgi_module.
Thanks to Roberto De Ioris.

*) Feature: a “fastcgi_param” directive with value starting with “HTTP_”
overrides a client request header line.

*) Bugfix: the “If-Modified-Since”, “If-Range”, etc. client request
header lines were passed to FastCGI-server while caching.

*) Bugfix: listen unix domain socket could not be changed during
reconfiguration.
Thanks to Maxim Dounin.

Changes with nginx 0.8.39 31 May 2010

*) Bugfix: an inherited “alias” directive worked incorrectly in
inclusive location.

*) Bugfix: in “alias” with variables and “try_files” directives
combination.

*) Bugfix: listen unix domain and IPv6 sockets did not inherit while
online upgrade.
Thanks to Maxim Dounin.

Changes with nginx 0.8.38 24 May 2010

*) Feature: the “proxy_no_cache” and “fastcgi_no_cache” directives.

*) Feature: now the “rewrite” directive does a redirect automatically if
the $scheme variable is used.
Thanks to Piotr Sikora.

*) Bugfix: now “limit_req” delay directive conforms to the described
algorithm.
Thanks to Maxim Dounin.

*) Bugfix: the $uid_got variable might not be used in the SSI and perl
modules.

Changes with nginx 0.8.37 17 May 2010

*) Feature: the ngx_http_split_clients_module.

*) Feature: the “map” directive supports keys more than 255 characters.

*) Bugfix: nginx ignored the “private” and “no-store” values in the
“Cache-Control” backend response header line.

*) Bugfix: a “stub” parameter of an “include” SSI directive was not
used, if empty response has 200 status code.

*) Bugfix: if a proxied or FastCGI request was internally redirected to
another proxied or FastCGI location, then a segmentation fault might
occur in a worker process; the bug had appeared in 0.8.33.
Thanks to Yichun Zhang.

*) Bugfix: IMAP connections may hang until they timed out while talking
to Zimbra server.
Thanks to Alan Batie.

Changes with nginx 0.8.36 22 Apr 2010

*) Bugfix: the ngx_http_dav_module handled incorrectly the DELETE, COPY,
and MOVE methods for symlinks.

*) Bugfix: values of the $query_string, $arg_…, etc. variables cached
in main request were used by the SSI module in subrequests.

*) Bugfix: a variable value was repeatedly encoded after each an “echo”
SSI-command output; the bug had appeared in 0.6.14.

*) Bugfix: a worker process hung if a FIFO file was requested.
Thanks to Vicente Aguilar and Maxim Dounin.

*) Bugfix: OpenSSL-1.0.0 compatibility on 64-bit Linux.
Thanks to Maxim Dounin.

*) Bugfix: nginx could not be built –without-http-cache; the bug had
appeared in 0.8.35.

Changes with nginx 0.8.35 01 Apr 2010

*) Change: now the charset filter runs before the SSI filter.

*) Feature: the “chunked_transfer_encoding” directive.

*) Bugfix: an “&” character was not escaped when it was copied in
arguments part in a rewrite rule.

*) Bugfix: nginx might be terminated abnormally while a signal
processing or if the directive “timer_resolution” was used on
platforms which do not support kqueue or eventport notification
methods.
Thanks to George Xie and Maxim Dounin.

*) Bugfix: if temporary files and permanent storage area resided at
different file systems, then permanent file modification times were
incorrect.
Thanks to Maxim Dounin.

*) Bugfix: ngx_http_memcached_module might issue the error message
“memcached sent invalid trailer”.
Thanks to Maxim Dounin.

*) Bugfix: nginx could not built zlib-1.2.4 library using the library
sources.
Thanks to Maxim Dounin.

*) Bugfix: a segmentation fault occurred in a worker process, if there
was large stderr output before FastCGI response; the bug had appeared
in 0.8.34.
Thanks to Maxim Dounin.

Changes with nginx 0.8.34 03 Mar 2010

*) Bugfix: nginx did not support all ciphers and digests used in client
certificates.
Thanks to Innocenty Enikeew.

*) Bugfix: nginx cached incorrectly FastCGI responses if there was large
stderr output before response.

*) Bugfix: nginx did not support HTTPS referrers.

*) Bugfix: nginx/Windows might not find file if path in configuration
was given in other character case; the bug had appeared in 0.8.33.

*) Bugfix: the $date_local variable has an incorrect value, if the “%s”
format was used.
Thanks to Maxim Dounin.

*) Bugfix: if ssl_session_cache was not set or was set to “none”, then
during client certificate verify the error “session id context
uninitialized” might occur; the bug had appeared in 0.7.1.

*) Bugfix: a geo range returned default value if the range included two
or more /16 networks and did not begin at /16 network boundary.

*) Bugfix: a block used in a “stub” parameter of an “include” SSI
directive was output with “text/plain” MIME type.

*) Bugfix: $r->sleep() did not work; the bug had appeared in 0.8.11.

Changes with nginx 0.8.33 01 Feb 2010

*) Security: now nginx/Windows ignores trailing spaces in URI.
Thanks to Dan Crowley, Core Security Technologies.

*) Security: now nginx/Windows ignores short files names.
Thanks to Dan Crowley, Core Security Technologies.

*) Change: now keepalive connections after POST requests are not
disabled for MSIE 7.0+.
Thanks to Adam Lounds.

*) Workaround: now keepalive connections are disabled for Safari.
Thanks to Joshua Sierles.

*) Bugfix: if a proxied or FastCGI request was internally redirected to
another proxied or FastCGI location, then $upstream_response_time
variable may have abnormally large value; the bug had appeared in
0.8.7.

*) Bugfix: a segmentation fault might occur in a worker process, while
discarding a request body; the bug had appeared in 0.8.11.

Changes with nginx 0.8.32 11 Jan 2010

*) Bugfix: UTF-8 encoding usage in the ngx_http_autoindex_module.
Thanks to Maxim Dounin.

*) Bugfix: regular expression named captures worked for two names only.
Thanks to Maxim Dounin.

*) Bugfix: now the “localhost” name is used in the “Host” request header
line, if an unix domain socket is defined in the “auth_http”
directive.
Thanks to Maxim Dounin.

*) Bugfix: nginx did not support chunked transfer encoding for 201
responses.
Thanks to Julian Reich.

*) Bugfix: if the “expires modified” set date in the past, then a
negative number was set in the “Cache-Control” response header line.
Thanks to Alex Kapranoff.

Changes with nginx 0.8.31 23 Dec 2009

*) Feature: now the “error_page” directive may redirect the 301 and 302
responses.

*) Feature: the $geoip_city_continent_code, $geoip_latitude, and
$geoip_longitude variables.
Thanks to Arvind Sundararajan.

*) Feature: now the ngx_http_image_filter_module deletes always EXIF and
other application specific data if the data consume more than 5% of a
JPEG file.

*) Bugfix: nginx closed a connection if a cached response had an empty
body.
Thanks to Piotr Sikora.

*) Bugfix: nginx might not be built by gcc 4.x if the -O2 or higher
optimization option was used.
Thanks to Maxim Dounin and Denis F. Latypoff.

*) Bugfix: regular expressions in location were always tested in
case-sensitive mode; the bug had appeared in 0.8.25.

*) Bugfix: nginx cached a 304 response if there was the “If-None-Match”
header line in a proxied request.
Thanks to Tim Dettrick and David Kostal.

*) Bugfix: nginx/Windows tried to delete a temporary file twice if the
file should replace an already existent file.

Changes with nginx 0.8.30 15 Dec 2009

*) Change: now the default buffer size of the
“large_client_header_buffers” directive is 8K.
Thanks to Andrew Cholakian.

*) Feature: the conf/fastcgi.conf for simple FastCGI configurations.

*) Bugfix: nginx/Windows tried to rename a temporary file twice if the
file should replace an already existent file.

*) Bugfix: of “double free or corruption” error issued if host could not
be resolved; the bug had appeared in 0.8.22.
Thanks to Konstantin Svist.

*) Bugfix: in libatomic usage on some platforms.
Thanks to W-Mark Kubacki.

Changes with nginx 0.8.29 30 Nov 2009

*) Change: now the “009” status code is written to an access log for
proxied HTTP/0.9 responses.

*) Feature: the “addition_types”, “charset_types”, “gzip_types”,
“ssi_types”, “sub_filter_types”, and “xslt_types” directives support
an “*” parameter.

*) Feature: GCC 4.1+ built-in atomic operations usage.
Thanks to W-Mark Kubacki.

*) Feature: the –with-libatomic[=DIR] option in the configure.
Thanks to W-Mark Kubacki.

*) Bugfix: listen unix domain socket had limited access rights.

*) Bugfix: cached HTTP/0.9 responses were handled incorrectly.

*) Bugfix: regular expression named captures given by “?P<...>” did not
work in a “server_name” directive.
Thanks to Maxim Dounin.

Changes with nginx 0.8.28 23 Nov 2009

*) Bugfix: nginx could not be built with the –without-pcre parameter;
the bug had appeared in 0.8.25.

Changes with nginx 0.8.27 17 Nov 2009

*) Bugfix: regular expressions did not work in nginx/Windows; the bug
had appeared in 0.8.25.

Changes with nginx 0.8.26 16 Nov 2009

*) Bugfix: in captures usage in “rewrite” directive; the bug had
appeared in 0.8.25.

*) Bugfix: nginx could not be built without the –with-debug option; the
bug had appeared in 0.8.25.

Changes with nginx 0.8.25 16 Nov 2009

*) Change: now no message is written in an error log if a variable is
not found by $r->variable() method.

*) Feature: the ngx_http_degradation_module.

*) Feature: regular expression named captures.

*) Feature: now URI part is not required a “proxy_pass” directive if
variables are used.

*) Feature: now the “msie_padding” directive works for Chrome too.

*) Bugfix: a segmentation fault occurred in a worker process on low
memory condition; the bug had appeared in 0.8.18.

*) Bugfix: nginx sent gzipped responses to clients those do not support
gzip, if “gzip_static on” and “gzip_vary off”; the bug had appeared
in 0.8.16.

Changes with nginx 0.8.24 11 Nov 2009

*) Bugfix: nginx always added “Content-Encoding: gzip” response header
line in 304 responses sent by ngx_http_gzip_static_module.

*) Bugfix: nginx could not be built without the –with-debug option; the
bug had appeared in 0.8.23.

*) Bugfix: the “unix:” parameter of the “set_real_ip_from” directive
inherited incorrectly from previous level.

*) Bugfix: in resolving empty name.

Changes with nginx 0.8.23 11 Nov 2009

*) Security: now SSL/TLS renegotiation is disabled.
Thanks to Maxim Dounin.

*) Bugfix: listen unix domain socket did not inherit while online
upgrade.

*) Bugfix: the “unix:” parameter of the “set_real_ip_from” directive did
not without yet another directive with any IP address.

*) Bugfix: segmentation fault and infinite looping in resolver.

*) Bugfix: in resolver.
Thanks to Artem Bokhan.

Changes with nginx 0.8.22 03 Nov 2009

*) Feature: the “proxy_bind”, “fastcgi_bind”, and “memcached_bind”
directives.

*) Feature: the “access” and the “deny” directives support IPv6.

*) Feature: the “set_real_ip_from” directive supports IPv6 addresses in
request headers.

*) Feature: the “unix:” parameter of the “set_real_ip_from” directive.

*) Bugfix: nginx did not delete unix domain socket after configuration
testing.

*) Bugfix: nginx deleted unix domain socket while online upgrade.

*) Bugfix: the “!-x” operator did not work.
Thanks to Maxim Dounin.

*) Bugfix: a segmentation fault might occur in a worker process, if
limit_rate was used in HTTPS server.
Thanks to Maxim Dounin.

*) Bugfix: a segmentation fault might occur in a worker process while
$limit_rate logging.
Thanks to Maxim Dounin.

*) Bugfix: a segmentation fault might occur in a worker process, if
there was no “listen” directive in “server” block; the bug had
appeared in 0.8.21.

Changes with nginx 0.8.21 26 Oct 2009

*) Feature: now the “-V” switch shows TLS SNI support.

*) Feature: the “listen” directive of the HTTP module supports unix
domain sockets.
Thanks to Hongli Lai.

*) Feature: the “default_server” parameter of the “listen” directive.

*) Feature: now a “default” parameter is not required to set listen
socket options.

*) Bugfix: nginx did not support dates in 2038 year on 32-bit platforms;

*) Bugfix: socket leak; the bug had appeared in 0.8.11.

Changes with nginx 0.8.20 14 Oct 2009

*) Change: now default SSL ciphers are “HIGH:!ADH:!MD5”.

*) Bugfix: the ngx_http_autoindex_module did not show the trailing slash
in links to a directory; the bug had appeared in 0.7.15.

*) Bugfix: nginx did not close a log file set by the –error-log-path
configuration option; the bug had appeared in 0.7.53.

*) Bugfix: nginx did not treat a comma as separator in the
“Cache-Control” backend response header line.

*) Bugfix: nginx/Windows might not create temporary file, a cache file,
or “proxy/fastcgi_store”d file if a worker had no enough access
rights for top level directories.

*) Bugfix: the “Set-Cookie” and “P3P” FastCGI response header lines were
not hidden while caching if no “fastcgi_hide_header” directives were
used with any parameters.

*) Bugfix: nginx counted incorrectly disk cache size.

Changes with nginx 0.8.19 06 Oct 2009

*) Change: now SSLv2 protocol is disabled by default.

*) Change: now default SSL ciphers are “ALL:!ADH:RC4+RSA:+HIGH:+MEDIUM”.

*) Bugfix: a “limit_req” directive did not work; the bug had appeared in
0.8.18.

Changes with nginx 0.8.18 06 Oct 2009

*) Feature: the “read_ahead” directive.

*) Feature: now several “perl_modules” directives may be used.

*) Feature: the “limit_req_log_level” and “limit_conn_log_level”
directives.

*) Bugfix: now “limit_req” directive conforms to the leaky bucket
algorithm.
Thanks to Maxim Dounin.

*) Bugfix: nginx did not work on Linux/sparc.
Thanks to Marcus Ramberg.

*) Bugfix: nginx sent ‘\0’ in a “Location” response header line on MKCOL
request.
Thanks to Xie Zhenye.

*) Bugfix: zero status code was logged instead of 499 status code; the
bug had appeared in 0.8.11.

*) Bugfix: socket leak; the bug had appeared in 0.8.11.

Changes with nginx 0.8.17 28 Sep 2009

*) Security: now “/../” are disabled in “Destination” request header
line.

*) Change: now $host variable value is always low case.

*) Feature: the $ssl_session_id variable.

*) Bugfix: socket leak; the bug had appeared in 0.8.11.

Changes with nginx 0.8.16 22 Sep 2009

*) Feature: the “image_filter_transparency” directive.

*) Bugfix: “addition_types” directive was incorrectly named
“addtion_types”.

*) Bugfix: resolver cache poisoning.
Thanks to Matthew Dempsky.

*) Bugfix: memory leak in resolver.
Thanks to Matthew Dempsky.

*) Bugfix: invalid request line in $request variable was written in
access_log only if error_log was set to “info” or “debug” level.

*) Bugfix: in PNG alpha-channel support in the
ngx_http_image_filter_module.

*) Bugfix: nginx always added “Vary: Accept-Encoding” response header
line, if both “gzip_static” and “gzip_vary” were on.

*) Bugfix: in UTF-8 encoding support by “try_files” directive in
nginx/Windows.

*) Bugfix: in “post_action” directive usage; the bug had appeared in
0.8.11.
Thanks to Igor Artemiev.

Changes with nginx 0.8.15 14 Sep 2009

*) Security: a segmentation fault might occur in worker process while
specially crafted request handling.
Thanks to Chris Ries.

*) Bugfix: if names .domain.tld, .sub.domain.tld, and .domain-some.tld
were defined, then the name .sub.domain.tld was matched by
.domain.tld.

*) Bugfix: in transparency support in the ngx_http_image_filter_module.

*) Bugfix: in file AIO.

*) Bugfix: in X-Accel-Redirect usage; the bug had appeared in 0.8.11.

*) Bugfix: in embedded perl module; the bug had appeared in 0.8.11.

Changes with nginx 0.8.14 07 Sep 2009

*) Bugfix: an expired cached response might stick in the “UPDATING”
state.

*) Bugfix: a segmentation fault might occur in worker process, if
error_log was set to info or debug level.
Thanks to Sergey Bochenkov.

*) Bugfix: in embedded perl module; the bug had appeared in 0.8.11.

*) Bugfix: an “error_page” directive did not redirect a 413 error; the
bug had appeared in 0.6.10.

Changes with nginx 0.8.13 31 Aug 2009

*) Bugfix: in the “aio sendfile” directive; the bug had appeared in
0.8.12.

*) Bugfix: nginx could not be built without the –with-file-aio option
on FreeBSD; the bug had appeared in 0.8.12.

Changes with nginx 0.8.12 31 Aug 2009

*) Feature: the “sendfile” parameter in the “aio” directive on FreeBSD.

*) Bugfix: in try_files; the bug had appeared in 0.8.11.

*) Bugfix: in memcached; the bug had appeared in 0.8.11.

Changes with nginx 0.8.11 28 Aug 2009

*) Change: now directive “gzip_disable msie6” does not disable gzipping
for MSIE 6.0 SV1.

*) Feature: file AIO support on FreeBSD and Linux.

*) Feature: the “directio_alignment” directive.

Changes with nginx 0.8.10 24 Aug 2009

*) Bugfix: memory leaks if GeoIP City database was used.

*) Bugfix: in copying temporary files to permanent storage area; the bug
had appeared in 0.8.9.

Changes with nginx 0.8.9 17 Aug 2009

*) Feature: now the start cache loader runs in a separate process; this
should improve large caches handling.

*) Feature: now temporary files and permanent storage area may reside at
different file systems.

Changes with nginx 0.8.8 10 Aug 2009

*) Bugfix: in handling FastCGI headers split in records.

*) Bugfix: a segmentation fault occurred in worker process, if a request
was handled in two proxied or FastCGIed locations and a caching was
enabled in the first location; the bug had appeared in 0.8.7.

Changes with nginx 0.8.7 27 Jul 2009

*) Change: minimum supported OpenSSL version is 0.9.7.

*) Change: the “ask” parameter of the “ssl_verify_client” directive was
changed to the “optional” parameter and now it checks a client
certificate if it was offered.
Thanks to Brice Figureau.

*) Feature: the $ssl_client_verify variable.
Thanks to Brice Figureau.

*) Feature: the “ssl_crl” directive.
Thanks to Brice Figureau.

*) Feature: the “proxy” parameter of the “geo” directive.

*) Feature: the “image_filter” directive supports variables for setting
size.

*) Bugfix: the $ssl_client_cert variable usage corrupted memory; the bug
had appeared in 0.7.7.
Thanks to Sergey Zhuravlev.

*) Bugfix: “proxy_pass_header” and “fastcgi_pass_header” directives did
not pass to a client the “X-Accel-Redirect”, “X-Accel-Limit-Rate”,
“X-Accel-Buffering”, and “X-Accel-Charset” lines from backend
response header.
Thanks to Maxim Dounin.

*) Bugfix: in handling “Last-Modified” and “Accept-Ranges” backend
response header lines; the bug had appeared in 0.7.44.
Thanks to Maxim Dounin.

*) Bugfix: the “[alert] zero size buf” error if subrequest returns an
empty response; the bug had appeared in 0.8.5.

Changes with nginx 0.8.6 20 Jul 2009

*) Feature: the ngx_http_geoip_module.

*) Bugfix: XSLT filter may fail with message “not well formed XML
document” for valid XML document.
Thanks to Kuramoto Eiji.

*) Bugfix: now in MacOSX, Cygwin, and nginx/Windows locations given by a
regular expression are always tested in case insensitive mode.

*) Bugfix: now nginx/Windows ignores trailing dots in URI.
Thanks to Hugo Leisink.

*) Bugfix: name of file specified in –conf-path was not honored during
installation; the bug had appeared in 0.6.6.
Thanks to Maxim Dounin.

Changes with nginx 0.8.5 13 Jul 2009

*) Bugfix: now nginx allows underscores in a request method.

*) Bugfix: a 500 error code was returned for invalid login/password
while HTTP Basic authentication on Windows.

*) Bugfix: ngx_http_perl_module responses did not work in subrequests.

*) Bugfix: in ngx_http_limit_req_module.
Thanks to Maxim Dounin.

Changes with nginx 0.8.4 22 Jun 2009

*) Bugfix: nginx could not be built –without-http-cache; the bug had
appeared in 0.8.3.

Changes with nginx 0.8.3 19 Jun 2009

*) Feature: the $upstream_cache_status variable.

*) Bugfix: nginx could not be built on MacOSX 10.6.

*) Bugfix: nginx could not be built –without-http-cache; the bug had
appeared in 0.8.2.

*) Bugfix: a segmentation fault occurred in worker process, if a backend
401 error was intercepted and the backend did not set the
“WWW-Authenticate” response header line.
Thanks to Eugene Mychlo.

Changes with nginx 0.8.2 15 Jun 2009

*) Bugfix: in open_file_cache and proxy/fastcgi cache interaction on
start up.

*) Bugfix: open_file_cache might cache open file descriptors too long;
the bug had appeared in 0.7.4.

Changes with nginx 0.8.1 08 Jun 2009

*) Feature: the “updating” parameter in “proxy_cache_use_stale” and
“fastcgi_cache_use_stale” directives.

*) Bugfix: the “If-Modified-Since”, “If-Range”, etc. client request
header lines were passed to backend while caching if no
“proxy_set_header” directive was used with any parameters.

*) Bugfix: the “Set-Cookie” and “P3P” response header lines were not
hidden while caching if no “proxy_hide_header/fastcgi_hide_header”
directives were used with any parameters.

*) Bugfix: the ngx_http_image_filter_module did not support GIF87a
format.
Thanks to Denis Ilyinyh.

*) Bugfix: nginx could not be built modules on Solaris 10 and early; the
bug had appeared in 0.7.56.

Changes with nginx 0.8.0 02 Jun 2009

*) Feature: the “keepalive_requests” directive.

*) Feature: the “limit_rate_after” directive.
Thanks to Ivan Debnar.

*) Bugfix: XLST filter did not work in subrequests.

*) Bugfix: in relative paths handling in nginx/Windows.

*) Bugfix: in proxy_store, fastcgi_store, proxy_cache, and fastcgi_cache
in nginx/Windows.

*) Bugfix: in memory allocation error handling.
Thanks to Maxim Dounin and Kirill A. Korinskiy.

Changes with nginx 0.7.59 25 May 2009

*) Feature: the “proxy_cache_methods” and “fastcgi_cache_methods”
directives.

*) Bugfix: socket leak; the bug had appeared in 0.7.25.
Thanks to Maxim Dounin.

*) Bugfix: a segmentation fault occurred in worker process, if a request
had no body and the $request_body variable was used;
the bug had appeared in 0.7.58.

*) Bugfix: the SSL modules might not built on Solaris and Linux;
the bug had appeared in 0.7.56.

*) Bugfix: ngx_http_xslt_filter_module responses were not handled by
SSI, charset, and gzip filters.

*) Bugfix: a “charset” directive did not set a charset to
ngx_http_gzip_static_module responses.

Changes with nginx 0.7.58 18 May 2009

*) Feature: a “listen” directive of the mail proxy module supports IPv6.

*) Feature: the “image_filter_jpeg_quality” directive.

*) Feature: the “client_body_in_single_buffer” directive.

*) Feature: the $request_body variable.

*) Bugfix: in ngx_http_autoindex_module in file name links having a “:”
symbol in the name.

*) Bugfix: “make upgrade” procedure did not work; the bug had appeared
in 0.7.53.
Thanks to Denis F. Latypoff.

Changes with nginx 0.7.57 12 May 2009

*) Bugfix: a floating-point fault occurred in worker process, if the
ngx_http_image_filter_module errors were redirected to named
location; the bug had appeared in 0.7.56.

Changes with nginx 0.7.56 11 May 2009

*) Feature: nginx/Windows supports IPv6 in a “listen” directive of the
HTTP module.

*) Bugfix: in ngx_http_image_filter_module.

Changes with nginx 0.7.55 06 May 2009

*) Bugfix: the http_XXX parameters in “proxy_cache_use_stale” and
“fastcgi_cache_use_stale” directives did not work.

*) Bugfix: fastcgi cache did not cache header only responses.

*) Bugfix: of “select() failed (9: Bad file descriptor)” error in
nginx/Unix and “select() failed (10038: …)” error in nginx/Windows.

*) Bugfix: a segmentation fault might occur in worker process, if an
“debug_connection” directive was used; the bug had appeared in
0.7.54.

*) Bugfix: fix ngx_http_image_filter_module building errors.

*) Bugfix: the files bigger than 2G could not be transferred using
$r->sendfile.
Thanks to Maxim Dounin.

Changes with nginx 0.7.54 01 May 2009

*) Feature: the ngx_http_image_filter_module.

*) Feature: the “proxy_ignore_headers” and “fastcgi_ignore_headers”
directives.

*) Bugfix: a segmentation fault might occur in worker process, if an
“open_file_cache_errors off” directive was used; the bug had appeared
in 0.7.53.

*) Bugfix: the “port_in_redirect off” directive did not work; the bug
had appeared in 0.7.39.

*) Bugfix: improve handling of “select” method errors.

*) Bugfix: of “select() failed (10022: …)” error in nginx/Windows.

*) Bugfix: in error text descriptions in nginx/Windows; the bug had
appeared in 0.7.53.

Changes with nginx 0.7.53 27 Apr 2009

*) Change: now a log set by –error-log-path is created from the very
start-up.

*) Feature: now the start up errors and warnings are outputted to an
error_log and stderr.

*) Feature: the empty –prefix= configure parameter forces nginx to use
a directory where it was run as prefix.

*) Feature: the -p switch.

*) Feature: the -s switch on Unix platforms.

*) Feature: the -? and -h switches.
Thanks to Jerome Loyet.

*) Feature: now switches may be set in condensed form.

*) Bugfix: nginx/Windows did not work if configuration file was given by
the -c switch.

*) Bugfix: temporary files might be not removed if the “proxy_store”,
“fastcgi_store”, “proxy_cache”, or “fastcgi_cache” were used.
Thanks to Maxim Dounin.

*) Bugfix: an incorrect value was passed to mail proxy authentication
server in “Auth-Method” header line; the bug had appeared
in 0.7.34.
Thanks to Simon Lecaille.

*) Bugfix: system error text descriptions were not logged on Linux;
the bug had appeared in 0.7.45.

*) Bugfix: the “fastcgi_cache_min_uses” directive did not work.
Thanks to Andrew Vorobyoff.

Changes with nginx 0.7.52 20 Apr 2009

*) Feature: the first native Windows binary release.

*) Bugfix: in processing HEAD method while caching.

*) Bugfix: in processing the “If-Modified-Since”, “If-Range”, etc.
client request header lines while caching.

*) Bugfix: now the “Set-Cookie” and “P3P” header lines are hidden in
cacheable responses.

*) Bugfix: if nginx was built with the ngx_http_perl_module and with a
perl which supports threads, then during a master process exit the
message “panic: MUTEX_LOCK” might be issued.

*) Bugfix: nginx could not be built –without-http-cache; the bug had
appeared in 0.7.48.

*) Bugfix: nginx could not be built on platforms different from i386,
amd64, sparc, and ppc; the bug had appeared in 0.7.42.

Changes with nginx 0.7.51 12 Apr 2009

*) Feature: the “try_files” directive supports a response code in the
fallback parameter.

*) Feature: now any response code can be used in the “return” directive.

*) Bugfix: the “error_page” directive made an external redirect without
query string; the bug had appeared in 0.7.44.

*) Bugfix: if servers listened on several defined explicitly addresses,
then virtual servers might not work; the bug had appeared in 0.7.39.

Changes with nginx 0.7.50 06 Apr 2009

*) Bugfix: the $arg_… variables did not work; the bug had appeared in
0.7.49.

Changes with nginx 0.7.49 06 Apr 2009

*) Bugfix: a segmentation fault might occur in worker process, if the
$arg_… variables were used; the bug had appeared in 0.7.48.

Changes with nginx 0.7.48 06 Apr 2009

*) Feature: the “proxy_cache_key” directive.

*) Bugfix: now nginx takes into account the “X-Accel-Expires”,
“Expires”, and “Cache-Control” header lines in a backend response.

*) Bugfix: now nginx caches responses for the GET requests only.

*) Bugfix: the “fastcgi_cache_key” directive was not inherited.

*) Bugfix: the $arg_… variables did not work with SSI subrequests.
Thanks to Maxim Dounin.

*) Bugfix: nginx could not be built with uclibc library.
Thanks to Timothy Redaelli.

*) Bugfix: nginx could not be built on OpenBSD; the bug had
appeared in 0.7.46.

Changes with nginx 0.7.47 01 Apr 2009

*) Bugfix: nginx could not be built on FreeBSD 6 and early versions; the
bug had appeared in 0.7.46.

*) Bugfix: nginx could not be built on MacOSX; the bug had
appeared in 0.7.46.

*) Bugfix: if the “max_size” parameter was set, then the cache manager
might purge a whole cache; the bug had appeared in 0.7.46.

*) Change: a segmentation fault might occur in worker process, if the
“proxy_cache”/”fastcgi_cache” and the “proxy_cache_valid”/
“fastcgi_cache_valid” were set on different levels; the bug had
appeared in 0.7.46.

*) Bugfix: a segmentation fault might occur in worker process, if a
request was redirected to a proxied or FastCGI server via error_page
or try_files; the bug had appeared in 0.7.44.

Changes with nginx 0.7.46 30 Mar 2009

*) Bugfix: the previous release tarball was incorrect.

Changes with nginx 0.7.45 30 Mar 2009

*) Change: now the “proxy_cache” and the “proxy_cache_valid” directives
can be set on different levels.

*) Change: the “clean_time” parameter of the “proxy_cache_path”
directive is canceled.

*) Feature: the “max_size” parameter of the “proxy_cache_path”
directive.

*) Feature: the ngx_http_fastcgi_module preliminary cache support.

*) Feature: now on shared memory allocation errors directive and zone
names are logged.

*) Bugfix: the directive “add_header last-modified ”” did not delete a
“Last-Modified” response header line; the bug had appeared in 0.7.44.

*) Bugfix: a relative path in the “auth_basic_user_file” directive given
without variables did not work; the bug had appeared in 0.7.44.
Thanks to Jerome Loyet.

*) Bugfix: in an “alias” directive given using variables without
references to captures of regular expressions; the bug had appeared
in 0.7.42.

Changes with nginx 0.7.44 23 Mar 2009

*) Feature: the ngx_http_proxy_module preliminary cache support.

*) Feature: the –with-pcre option in the configure.

*) Feature: the “try_files” directive is now allowed on the server block
level.

*) Bugfix: the “try_files” directive handled incorrectly a query string
in a fallback parameter.

*) Bugfix: the “try_files” directive might test incorrectly directories.

*) Bugfix: if there was a single server for given address:port pair,
then captures in regular expressions in a “server_name” directive did
not work.

Changes with nginx 0.7.43 18 Mar 2009

*) Bugfix: a request was handled incorrectly, if a “root” directive used
variables; the bug had appeared in 0.7.42.

*) Bugfix: if a server listened on wildcard address, then the
$server_addr variable value was “0.0.0.0”; the bug had appeared in
0.7.36.

Changes with nginx 0.7.42 16 Mar 2009

*) Change: now the “Invalid argument” error returned by
setsockopt(TCP_NODELAY) on Solaris, is ignored.

*) Change: now if a file specified in a “auth_basic_user_file” directive
is absent, then the 403 error is returned instead of the 500 one.

*) Feature: the “auth_basic_user_file” directive supports variables.
Thanks to Kirill A. Korinskiy.

*) Feature: the “listen” directive supports the “ipv6only” parameter.
Thanks to Zhang Hua.

*) Bugfix: in an “alias” directive with references to captures of
regular expressions; the bug had appeared in 0.7.40.

*) Bugfix: compatibility with Tru64 UNIX.
Thanks to Dustin Marquess.

*) Bugfix: nginx could not be built without PCRE library; the bug had
appeared in 0.7.41.

Changes with nginx 0.7.41 11 Mar 2009

*) Bugfix: a segmentation fault might occur in worker process, if a
“server_name” or a “location” directives had captures in regular
expressions; the issue had appeared in 0.7.40.
Thanks to Vladimir Sopot.

Changes with nginx 0.7.40 09 Mar 2009

*) Feature: the “location” directive supports captures in regular
expressions.

*) Feature: an “alias” directive with capture references may be used
inside a location given by a regular expression with captures.

*) Feature: the “server_name” directive supports captures in regular
expressions.

*) Workaround: the ngx_http_autoindex_module did not show the trailing
slash in directories on XFS filesystem; the issue had appeared in
0.7.15.
Thanks to Dmitry Kuzmenko.

Changes with nginx 0.7.39 02 Mar 2009

*) Bugfix: large response with SSI might hang, if gzipping was enabled;
the bug had appeared in 0.7.28.
Thanks to Artem Bokhan.

*) Bugfix: a segmentation fault might occur in worker process, if short
static variants are used in a “try_files” directive.

Changes with nginx 0.7.38 23 Feb 2009

*) Feature: authentication failures logging.

*) Bugfix: name/password in auth_basic_user_file were ignored after odd
number of empty lines.
Thanks to Alexander Zagrebin.

*) Bugfix: a segmentation fault occurred in a master process, if long
path was used in unix domain socket; the bug had appeared in 0.7.36.

Changes with nginx 0.7.37 21 Feb 2009

*) Bugfix: directives using upstreams did not work; the bug had appeared
in 0.7.36.

Changes with nginx 0.7.36 21 Feb 2009

*) Feature: a preliminary IPv6 support; the “listen” directive of the
HTTP module supports IPv6.

*) Bugfix: the $ancient_browser variable did not work for browsers
preset by a “modern_browser” directives.

Changes with nginx 0.7.35 16 Feb 2009

*) Bugfix: a “ssl_engine” directive did not use a SSL-accelerator for
asymmetric ciphers.
Thanks to Marcin Gozdalik.

*) Bugfix: a “try_files” directive set MIME type depending on an
original request extension.

*) Bugfix: “*domain.tld” names were handled incorrectly in
“server_name”, “valid_referers”, and “map” directives, if
“.domain.tld” and “.subdomain.domain.tld” wildcards were used;
the bug had appeared in 0.7.9.

Changes with nginx 0.7.34 10 Feb 2009

*) Feature: the “off” parameter of the “if_modified_since” directive.

*) Feature: now nginx sends an HELO/EHLO command after a XCLIENT
command.
Thanks to Maxim Dounin.

*) Feature: Microsoft specific “AUTH LOGIN with User Name” mode support
in mail proxy server.
Thanks to Maxim Dounin.

*) Bugfix: in a redirect rewrite directive original arguments were
concatenated with new arguments by a “?” rather than an “&”;
the bug had appeared in 0.1.18.
Thanks to Maxim Dounin.

*) Bugfix: nginx could not be built on AIX.

Changes with nginx 0.7.33 02 Feb 2009

*) Bugfix: a double response might be returned if the epoll or rtsig
methods are used and a redirect was returned to a request with body.
Thanks to Eden Li.

*) Bugfix: the $sent_http_location variable was empty for some redirects
types.

*) Bugfix: a segmentation fault might occur in worker process if
“resolver” directive was used in SMTP proxy.

Changes with nginx 0.7.32 26 Jan 2009

*) Feature: now a directory existence testing can be set explicitly in
the “try_files” directive.

*) Bugfix: fastcgi_store stored files not always.

*) Bugfix: in geo ranges.

*) Bugfix: in shared memory allocations if nginx was built without
debugging.
Thanks to Andrey Kvasov.

Changes with nginx 0.7.31 19 Jan 2009

*) Change: now the “try_files” directive tests files only and ignores
directories.

*) Feature: the “fastcgi_split_path_info” directive.

*) Bugfixes in an “Expect” request header line support.

*) Bugfixes in geo ranges.

*) Bugfix: in a miss case ngx_http_memcached_module returned the “END”
line as response body instead of default 404 page body; the bug had
appeared in 0.7.18.
Thanks to Maxim Dounin.

*) Bugfix: while SMTP proxying nginx issued message “250 2.0.0 OK”
instead of “235 2.0.0 OK”; the bug had appeared in 0.7.22.
Thanks to Maxim Dounin.

Changes with nginx 0.7.30 24 Dec 2008

*) Bugfix: a segmentation fault occurred in worker process, if variables
were used in the “fastcgi_pass” or “proxy_pass” directives and host
name must be resolved; the bug had appeared in 0.7.29.

Changes with nginx 0.7.29 24 Dec 2008

*) Bugfix: the “fastcgi_pass” and “proxy_pass” directives did not
support variables if unix domain sockets were used.

*) Bugfixes in subrequest processing; the bugs had appeared in 0.7.25.

*) Bugfix: a “100 Continue” response was issued for HTTP/1.0 requests;
Thanks to Maxim Dounin.

*) Bugfix: in memory allocation in the ngx_http_gzip_filter_module on
Cygwin.

Changes with nginx 0.7.28 22 Dec 2008

*) Change: in memory allocation in the ngx_http_gzip_filter_module.

*) Change: the default “gzip_buffers” directive values have been changed
to 32 4k or 16 8k from 4 4k/8k.

Changes with nginx 0.7.27 15 Dec 2008

*) Feature: the “try_files” directive.

*) Feature: variables support in the “fastcgi_pass” directive.

*) Feature: now the $geo variable may get an address from a variable.
Thanks to Andrei Nigmatulin.

*) Feature: now a location’s modifier may be used without space before
name.

*) Feature: the $upstream_response_length variable.

*) Bugfix: now a “add_header” directive does not add an empty value.

*) Bugfix: if zero length static file was requested, then nginx just
closed connection; the bug had appeared in 0.7.25.

*) Bugfix: a MOVE method could not move file in non-existent directory.

*) Bugfix: a segmentation fault occurred in worker process, if no one
named location was defined in server, but some one was used in an
error_page directive.
Thanks to Sergey Bochenkov.

Changes with nginx 0.7.26 08 Dec 2008

*) Bugfix: in subrequest processing; the bug had appeared in 0.7.25.

Changes with nginx 0.7.25 08 Dec 2008

*) Change: in subrequest processing.

*) Change: now POSTs without “Content-Length” header line are allowed.

*) Bugfix: now the “limit_req” and “limit_conn” directives log a
prohibition reason.

*) Bugfix: in the “delete” parameter of the “geo” directive.

Changes with nginx 0.7.24 01 Dec 2008

*) Feature: the “if_modified_since” directive.

*) Bugfix: nginx did not process a FastCGI server response, if the
server send too many messages to stderr before response.

*) Bugfix: the “$cookie_…” variables did not work in the SSI and the
perl module.

Changes with nginx 0.7.23 27 Nov 2008

*) Feature: the “delete” and “ranges” parameters in the “geo” directive.

*) Feature: speeding up loading of geo base with large number of values.

*) Feature: decrease of memory required for geo base load.

Changes with nginx 0.7.22 20 Nov 2008

*) Feature: the “none” parameter in the “smtp_auth” directive.
Thanks to Maxim Dounin.

*) Feature: the “$cookie_…” variables.

*) Bugfix: the “directio” directive did not work in XFS filesystem.

*) Bugfix: the resolver did not understand big DNS responses.
Thanks to Zyb.

Changes with nginx 0.7.21 11 Nov 2008

*) Changes in the ngx_http_limit_req_module.

*) Feature: the EXSLT support in the ngx_http_xslt_module.
Thanks to Denis F. Latypoff.

*) Workaround: compatibility with glibc 2.3.
Thanks to Eric Benson and Maxim Dounin.

*) Bugfix: nginx could not run on MacOSX 10.4 and earlier; the bug had
appeared in 0.7.6.

Changes with nginx 0.7.20 10 Nov 2008

*) Changes in the ngx_http_gzip_filter_module.

*) Feature: the ngx_http_limit_req_module.

*) Bugfix: worker processes might exit on a SIGBUS signal on sparc and
ppc platforms; the bug had appeared in 0.7.3.
Thanks to Maxim Dounin.

*) Bugfix: the “proxy_pass http://host/some:uri” directives did not
work; the bug had appeared in 0.7.12.

*) Bugfix: in HTTPS mode requests might fail with the “bad write retry”
error.

*) Bugfix: the ngx_http_secure_link_module did not work inside
locations, whose names are less than 3 characters.

*) Bugfix: $server_addr variable might have no value.

Changes with nginx 0.7.19 13 Oct 2008

*) Bugfix: version number update.

Changes with nginx 0.7.18 13 Oct 2008

*) Change: the “underscores_in_headers” directive; now nginx does not
allows underscores in a client request header line names.

*) Feature: the ngx_http_secure_link_module.

*) Feature: the “real_ip_header” directive supports any header.

*) Feature: the “log_subrequest” directive.

*) Feature: the $realpath_root variable.

*) Feature: the “http_502” and “http_504” parameters of the
“proxy_next_upstream” directive.

*) Bugfix: the “http_503” parameter of the “proxy_next_upstream” or
“fastcgi_next_upstream” directives did not work.

*) Bugfix: nginx might send a “Transfer-Encoding: chunked” header line
for HEAD requests.

*) Bugfix: now accept threshold depends on worker_connections.

Changes with nginx 0.7.17 15 Sep 2008

*) Feature: now the “directio” directive works on Linux.

*) Feature: the $pid variable.

*) Bugfix: the “directio” optimization that had appeared in 0.7.15 did
not work with open_file_cache.

*) Bugfix: the “access_log” with variables did not work on Linux; the
bug had appeared in 0.7.7.

*) Bugfix: the ngx_http_charset_module did not understand quoted charset
name received from backend.

Changes with nginx 0.7.16 08 Sep 2008

*) Bugfix: nginx could not be built on 64-bit platforms; the bug had
appeared in 0.7.15.

Changes with nginx 0.7.15 08 Sep 2008

*) Feature: the ngx_http_random_index_module.

*) Feature: the “directio” directive has been optimized for file
requests starting from arbitrary position.

*) Feature: the “directio” directive turns off sendfile if it is
necessary.

*) Feature: now nginx allows underscores in a client request header line
names.

Changes with nginx 0.7.14 01 Sep 2008

*) Change: now the ssl_certificate and ssl_certificate_key directives
have no default values.

*) Feature: the “listen” directive supports the “ssl” parameter.

*) Feature: now nginx takes into account a time zone change while
reconfiguration on FreeBSD and Linux.

*) Bugfix: the “listen” directive parameters such as “backlog”,
“rcvbuf”, etc. were not set, if a default server was not the first
one.

*) Bugfix: if URI part captured by a “rewrite” directive was used as a
query string, then the query string was not escaped.

*) Bugfix: configuration file validity test improvements.

Changes with nginx 0.7.13 26 Aug 2008

*) Bugfix: nginx could not be built on Linux and Solaris; the bug had
appeared in 0.7.12.

Changes with nginx 0.7.12 26 Aug 2008

*) Feature: the “server_name” directive supports empty name “”.

*) Feature: the “gzip_disable” directive supports special “msie6” mask.

*) Bugfix: if the “max_fails=0” parameter was used in upstream with
several servers, then a worker process exited on a SIGFPE signal.
Thanks to Maxim Dounin.

*) Bugfix: a request body was dropped while redirection via an
“error_page” directive.

*) Bugfix: a full response was returned for request method HEAD while
redirection via an “error_page” directive.

*) Bugfix: the $r->header_in() method did not return value of the
“Host”, “User-Agent”, and “Connection” request header lines; the bug
had appeared in 0.7.0.

Changes with nginx 0.7.11 18 Aug 2008

*) Change: now ngx_http_charset_module does not work by default with
text/css MIME type.

*) Feature: now nginx returns the 405 status code for POST method
requesting a static file only if the file exists.

*) Feature: the “proxy_ssl_session_reuse” directive.

*) Bugfix: a “proxy_pass” directive without URI part might use original
request after the “X-Accel-Redirect” redirection was used.

*) Bugfix: if a directory has search only rights and the first index
file was absent, then nginx returned the 500 status code.

*) Bugfix: in inclusive locations; the bugs had appeared in 0.7.1.

Changes with nginx 0.7.10 13 Aug 2008

*) Bugfix: in the “addition_types”, “charset_types”, “gzip_types”,
“ssi_types”, “sub_filter_types”, and “xslt_types” directives; the
bugs had appeared in 0.7.9.

*) Bugfix: of recursive error_page for 500 status code.

*) Bugfix: now the ngx_http_realip_module sets address not for whole
keepalive connection, but for each request passed via the connection.

Changes with nginx 0.7.9 12 Aug 2008

*) Change: now ngx_http_charset_module works by default with following
MIME types: text/html, text/css, text/xml, text/plain,
text/vnd.wap.wml, application/x-javascript, and application/rss+xml.

*) Feature: the “charset_types” and “addition_types” directives.

*) Feature: now the “gzip_types”, “ssi_types”, and “sub_filter_types”
directives use hash.

*) Feature: the ngx_cpp_test_module.

*) Feature: the “expires” directive supports daily time.

*) Feature: the ngx_http_xslt_module improvements and bug fixing.
Thanks to Denis F. Latypoff and Maxim Dounin.

*) Bugfix: the “log_not_found” directive did not work for index files
tests.

*) Bugfix: HTTPS connections might hang, if kqueue, epoll, rtsig, or
eventport methods were used; the bug had appeared in 0.7.7.

*) Bugfix: if the “server_name”, “valid_referers”, and “map” directives
used an “*.domain.tld” wildcard and exact name “domain.tld” was not
set, then the exact name was matched by the wildcard; the bug had
appeared in 0.3.18.

Changes with nginx 0.7.8 04 Aug 2008

*) Feature: the ngx_http_xslt_module.

*) Feature: the “$arg_…” variables.

*) Feature: Solaris directio support.
Thanks to Ivan Debnar.

*) Bugfix: now if FastCGI server sends a “Location” header line without
status line, then nginx uses 302 status code.
Thanks to Maxim Dounin.

Changes with nginx 0.7.7 30 Jul 2008

*) Change: now the EAGAIN error returned by connect() is not considered
as temporary error.

*) Change: now the $ssl_client_cert variable value is a certificate with
TAB character intended before each line except first one; an
unchanged certificate is available in the $ssl_client_raw_cert
variable.

*) Feature: the “ask” parameter in the “ssl_verify_client” directive.

*) Feature: byte-range processing improvements.
Thanks to Maxim Dounin.

*) Feature: the “directio” directive.
Thanks to Jiang Hong.

*) Feature: MacOSX 10.5 sendfile() support.

*) Bugfix: now in MacOSX and Cygwin locations are tested in case
insensitive mode; however, the compare is provided by single-byte
locales only.

*) Bugfix: mail proxy SSL connections hanged, if select, poll, or
/dev/poll methods were used.

*) Bugfix: UTF-8 encoding usage in the ngx_http_autoindex_module.

Changes with nginx 0.7.6 07 Jul 2008

*) Bugfix: now if variables are used in the “access_log” directive a
request root existence is always tested.

*) Bugfix: the ngx_http_flv_module did not support several values in a
query string.

Changes with nginx 0.7.5 01 Jul 2008

*) Bugfixes in variables support in the “access_log” directive; the bugs
had appeared in 0.7.4.

*) Bugfix: nginx could not be built –without-http_gzip_module; the bug
had appeared in 0.7.3.
Thanks to Kirill A. Korinskiy.

*) Bugfix: if sub_filter and SSI were used together, then responses
might were transferred incorrectly.

Changes with nginx 0.7.4 30 Jun 2008

*) Feature: variables support in the “access_log” directive.

*) Feature: the “open_log_file_cache” directive.

*) Feature: the -g switch.

*) Feature: the “Expect” request header line support.

*) Bugfix: large SSI inclusions might be truncated.

Changes with nginx 0.7.3 23 Jun 2008

*) Change: the “rss” extension MIME type has been changed to
“application/rss+xml”.

*) Change: now the “gzip_vary” directive turned on issues a
“Vary: Accept-Encoding” header line for uncompressed responses too.

*) Feature: now the “rewrite” directive does a redirect automatically if
the “https://” protocol is used.

*) Bugfix: the “proxy_pass” directive did not work with the HTTPS
protocol; the bug had appeared in 0.6.9.

Changes with nginx 0.7.2 16 Jun 2008

*) Feature: now nginx supports EDH key exchange ciphers.

*) Feature: the “ssl_dhparam” directive.

*) Feature: the $ssl_client_cert variable.
Thanks to Manlio Perillo.

*) Bugfix: after changing URI via a “rewrite” directive nginx did not
search a new location; the bug had appeared in 0.7.1.
Thanks to Maxim Dounin.

*) Bugfix: nginx could not be built without PCRE library; the bug had
appeared in 0.7.1.

*) Bugfix: when a request to a directory was redirected with the slash
added, nginx dropped a query string from the original request.

Changes with nginx 0.7.1 26 May 2008

*) Change: now locations are searched in a tree.

*) Change: the “optimize_server_names” directive was canceled due to the
“server_name_in_redirect” directive introduction.

*) Change: some long deprecated directives are not supported anymore.

*) Change: the “none” parameter in the “ssl_session_cache” directive;
now this is default parameter.
Thanks to Rob Mueller.

*) Bugfix: worker processes might not catch reconfiguration and log
rotation signals.

*) Bugfix: nginx could not be built on latest Fedora 9 Linux.
Thanks to Roxis.

Changes with nginx 0.7.0 19 May 2008

*) Change: now the 0x00-0x1F, ‘”‘ and ‘\’ characters are escaped as \xXX
in an access_log.
Thanks to Maxim Dounin.

*) Change: now nginx allows several “Host” request header line.

*) Feature: the “modified” flag in the “expires” directive.

*) Feature: the $uid_got and $uid_set variables may be used at any
request processing stage.

*) Feature: the $hostname variable.
Thanks to Andrei Nigmatulin.

*) Feature: DESTDIR support.
Thanks to Todd A. Fisher and Andras Voroskoi.

*) Bugfix: a segmentation fault might occur in worker process on Linux,
if keepalive was enabled.

Changes with nginx 0.6.31 12 May 2008

*) Bugfix: nginx did not process FastCGI response if header was at the
end of FastCGI record; the bug had appeared in 0.6.2.
Thanks to Sergey Serov.

*) Bugfix: a segmentation fault might occur in worker process if a file
was deleted and the “open_file_cache_errors” directive was off.

Changes with nginx 0.6.30 29 Apr 2008

*) Change: now if an “include” directive pattern does not match any
file, then nginx does not issue an error.

*) Feature: now the time in directives may be specified without spaces,
for example, “1h50m”.

*) Bugfix: memory leaks if the “ssl_verify_client” directive was on.
Thanks to Chavelle Vincent.

*) Bugfix: the “sub_filter” directive might set text to change into
output.

*) Bugfix: the “error_page” directive did not take into account
arguments in redirected URI.

*) Bugfix: now nginx always opens files in binary mode under Cygwin.

*) Bugfix: nginx could not be built on OpenBSD; the bug had appeared in
0.6.15.

Changes with nginx 0.6.29 18 Mar 2008

*) Feature: the ngx_google_perftools_module.

*) Bugfix: the ngx_http_perl_module could not be built on 64-bit
platforms; the bug had appeared in 0.6.27.

Changes with nginx 0.6.28 13 Mar 2008

*) Bugfix: the rtsig method could not be built; the bug had appeared in
0.6.27.

Changes with nginx 0.6.27 12 Mar 2008

*) Change: now by default the rtsig method is not built on
Linux 2.6.18+.

*) Change: now a request method is not changed while redirection to a
named location via an “error_page” directive.

*) Feature: the “resolver” and “resolver_timeout” directives in SMTP
proxy.

*) Feature: the “post_action” directive supports named locations.

*) Bugfix: a segmentation fault occurred in worker process, if a request
was redirected from proxy, FastCGI, or memcached location to static
named locations.

*) Bugfix: browsers did not repeat SSL handshake if there is no valid
client certificate in first handshake.
Thanks to Alexander V. Inyukhin.

*) Bugfix: if response code 495-497 was redirected via an “error_page”
directive without code change, then nginx tried to allocate too many
memory.

*) Bugfix: memory leak in long-lived non buffered connections.

*) Bugfix: memory leak in resolver.

*) Bugfix: a segmentation fault occurred in worker process, if a request
was redirected from proxy, FastCGI, or memcached location to static
named locations.

*) Bugfix: in the $proxy_host and $proxy_port variables caching.
Thanks to Sergey Bochenkov.

*) Bugfix: a “proxy_pass” directive with variables used incorrectly the
same port as in another “proxy_pass” directive with the same host
name and without variables.
Thanks to Sergey Bochenkov.

*) Bugfix: an alert “sendmsg() failed (9: Bad file descriptor)” on some
64-bit platforms while reconfiguration.

*) Bugfix: a segmentation fault occurred in worker process, if empty
stub block was used second time in SSI.

*) Bugfix: in copying URI part contained escaped symbols into arguments.

Changes with nginx 0.6.26 11 Feb 2008

*) Bugfix: the “proxy_store” and “fastcgi_store” directives did not
check a response length.

*) Bugfix: a segmentation fault occurred in worker process, if big value
was used in a “expires” directive.
Thanks to Joaquin Cuenca Abela.

*) Bugfix: nginx incorrectly detected cache line size on Pentium 4.
Thanks to Gena Makhomed.

*) Bugfix: in proxied or FastCGI subrequests a client original method
was used instead of the GET method.

*) Bugfix: socket leak in HTTPS mode if deferred accept was used.
Thanks to Ben Maurer.

*) Bugfix: nginx issued the bogus error message “SSL_shutdown() failed
(SSL: )”; the bug had appeared in 0.6.23.

*) Bugfix: in HTTPS mode requests might fail with the “bad write retry”
error; the bug had appeared in 0.6.23.

Changes with nginx 0.6.25 08 Jan 2008

*) Change: now the “server_name_in_redirect” directive is used instead
of the “server_name” directive’s special “*” parameter.

*) Change: now wildcard and regex names can be used as main name in a
“server_name” directive.

*) Change: the “satisfy_any” directive was replaced by the “satisfy”
directive.

*) Workaround: old worker processes might hog CPU after reconfiguration
if they was run under Linux OpenVZ.

*) Feature: the “min_delete_depth” directive.

*) Bugfix: the COPY and MOVE methods did not work with single files.

*) Bugfix: the ngx_http_gzip_static_module did not allow the
ngx_http_dav_module to work; the bug had appeared in 0.6.23.

*) Bugfix: socket leak in HTTPS mode if deferred accept was used.
Thanks to Ben Maurer.

*) Bugfix: nginx could not be built without PCRE library; the bug had
appeared in 0.6.23.

Changes with nginx 0.6.24 27 Dec 2007

*) Bugfix: a segmentation fault might occur in worker process if HTTPS
was used; the bug had appeared in 0.6.23.

Changes with nginx 0.6.23 27 Dec 2007

*) Change: the “off” parameter in the “ssl_session_cache” directive; now
this is default parameter.

*) Change: the “open_file_cache_retest” directive was renamed to the
“open_file_cache_valid”.

*) Feature: the “open_file_cache_min_uses” directive.

*) Feature: the ngx_http_gzip_static_module.

*) Feature: the “gzip_disable” directive.

*) Feature: the “memcached_pass” directive may be used inside the “if”
block.

*) Bugfix: a segmentation fault occurred in worker process, if the
“memcached_pass” and “if” directives were used in the same location.

*) Bugfix: if a “satisfy_any on” directive was used and not all access
and auth modules directives were set, then other given access and
auth directives were not tested;

*) Bugfix: regex parameters in a “valid_referers” directive were not
inherited from previous level.

*) Bugfix: a “post_action” directive did run if a request was completed
with 499 status code.

*) Bugfix: optimization of 16K buffer usage in a SSL connection.
Thanks to Ben Maurer.

*) Bugfix: the STARTTLS in SMTP mode did not work.
Thanks to Oleg Motienko.

*) Bugfix: in HTTPS mode requests might fail with the “bad write retry”
error; the bug had appeared in 0.5.13.

Changes with nginx 0.6.22 19 Dec 2007

*) Change: now all ngx_http_perl_module methods return values copied to
perl’s allocated memory.

*) Bugfix: if nginx was built with ngx_http_perl_module, the perl before
5.8.6 was used, and perl supported threads, then during
reconfiguration the master process aborted; the bug had appeared in
0.5.9.
Thanks to Boris Zhmurov.

*) Bugfix: the ngx_http_perl_module methods may get invalid values of
the regex captures.

*) Bugfix: a segmentation fault occurred in worker process, if the
$r->has_request_body() method was called for a request whose small
request body was already received.

*) Bugfix: large_client_header_buffers did not freed before going to
keep-alive state.
Thanks to Olexander Shtepa.

*) Bugfix: the last address was missed in the $upstream_addr variable;
the bug had appeared in 0.6.18.

*) Bugfix: the “fastcgi_catch_stderr” directive did return error code;
now it returns 502 code, that can be rerouted to a next server using
the “fastcgi_next_upstream invalid_header” directive.

*) Bugfix: a segmentation fault occurred in master process if the
“fastcgi_catch_stderr” directive was used; the bug had appeared in
0.6.10.
Thanks to Manlio Perillo.

Changes with nginx 0.6.21 03 Dec 2007

*) Change: if variable values used in a “proxy_pass” directive contain
IP-addresses only, then a “resolver” directive is not mandatory.

*) Bugfix: a segmentation fault might occur in worker process if a
“proxy_pass” directive with URI-part was used; the bug had appeared
in 0.6.19.

*) Bugfix: if resolver was used on platform that does not support
kqueue, then nginx issued an alert “name is out of response”.
Thanks to Andrei Nigmatulin.

*) Bugfix: if the $server_protocol was used in FastCGI parameters and a
request line length was near to the “client_header_buffer_size”
directive value, then nginx issued an alert “fastcgi: the request
record is too big”.

*) Bugfix: if a plain text HTTP/0.9 version request was made to HTTPS
server, then nginx returned usual response.

Changes with nginx 0.6.20 28 Nov 2007

*) Bugfix: a segmentation fault might occur in worker process if a
“proxy_pass” directive with URI-part was used; the bug had appeared
in 0.6.19.

Changes with nginx 0.6.19 27 Nov 2007

*) Bugfix: the 0.6.18 version could not be built.

Changes with nginx 0.6.18 27 Nov 2007

*) Change: now the ngx_http_userid_module adds start time microseconds
to the cookie field contains a pid value.

*) Change: now the full request line instead of URI only is written to
error_log.

*) Feature: variables support in the “proxy_pass” directive.

*) Feature: the “resolver” and “resolver_timeout” directives.

*) Feature: now the directive “add_header last-modified ”” deletes a
“Last-Modified” response header line.

*) Bugfix: the “limit_rate” directive did not allow to use full
throughput, even if limit value was very high.

Changes with nginx 0.6.17 15 Nov 2007

*) Feature: the “If-Range” request header line support.
Thanks to Alexander V. Inyukhin.

*) Bugfix: URL double escaping in a redirect of the “msie_refresh”
directive; the bug had appeared in 0.6.4.

*) Bugfix: the “autoindex” directive did not work with the “alias /”
directive.

*) Bugfix: a segmentation fault might occur in worker process if
subrequests were used.

*) Bugfix: the big responses may be transferred truncated if SSL and
gzip were used.

*) Bugfix: the $status variable was equal to 0 if a proxied server
returned response in HTTP/0.9 version.

Changes with nginx 0.6.16 29 Oct 2007

*) Change: now the uname(2) is used on Linux instead of procfs.
Thanks to Ilya Novikov.

*) Bugfix: if the “?” character was in a “error_page” directive, then it
was escaped in a proxied request; the bug had appeared in 0.6.11.

*) Bugfix: compatibility with mget.

Changes with nginx 0.6.15 22 Oct 2007

*) Feature: Cygwin compatibility.
Thanks to Vladimir Kutakov.

*) Feature: the “merge_slashes” directive.

*) Feature: the “gzip_vary” directive.

*) Feature: the “server_tokens” directive.

*) Bugfix: nginx did not unescape URI in the “include” SSI command.

*) Bugfix: the segmentation fault was occurred on start or while
reconfiguration if variable was used in the “charset” or
“source_charset” directives.

*) Bugfix: nginx returned the 400 response on requests like
“GET http://www.domain.com HTTP/1.0”.
Thanks to James Oakley.

*) Bugfix: if request with request body was redirected using the
“error_page” directive, then nginx tried to read the request body
again; the bug had appeared in 0.6.7.

*) Bugfix: a segmentation fault occurred in worker process if no
server_name was explicitly defined for server processing request; the
bug had appeared in 0.6.7.

Changes with nginx 0.6.14 15 Oct 2007

*) Change: now by default the “echo” SSI command uses entity encoding.

*) Feature: the “encoding” parameter in the “echo” SSI command.

*) Feature: the “access_log” directive may be used inside the
“limit_except” block.

*) Bugfix: if all upstream servers were failed, then all servers had got
weight the was equal one until servers became alive; the bug had
appeared in 0.6.6.

*) Bugfix: a segmentation fault occurred in worker process if
$date_local and $date_gmt were used outside the
ngx_http_ssi_filter_module.

*) Bugfix: a segmentation fault might occur in worker process if debug
log was enabled.
Thanks to Andrei Nigmatulin.

*) Bugfix: ngx_http_memcached_module did not set
$upstream_response_time.
Thanks to Maxim Dounin.

*) Bugfix: a worker process may got caught in an endless loop, if the
memcached was used.

*) Bugfix: nginx supported low case only “close” and “keep-alive” values
in the “Connection” request header line; the bug had appeared in
0.6.11.

*) Bugfix: sub_filter did not work with empty substitution.

*) Bugfix: in sub_filter parsing.

Changes with nginx 0.6.13 24 Sep 2007

*) Bugfix: nginx did not close directory file on HEAD request if
autoindex was used.
Thanks to Arkadiusz Patyk.

Changes with nginx 0.6.12 21 Sep 2007

*) Change: mail proxy was split on three modules: pop3, imap and smtp.

*) Feature: the –without-mail_pop3_module, –without-mail_imap_module,
and –without-mail_smtp_module configuration parameters.

*) Feature: the “smtp_greeting_delay” and “smtp_client_buffer”
directives of the ngx_mail_smtp_module.

*) Bugfix: the trailing wildcards did not work; the bug had appeared in
0.6.9.

*) Bugfix: nginx could not start on Solaris if the shared PCRE library
located in non-standard place was used.

*) Bugfix: the “proxy_hide_header” and “fastcgi_hide_header” directives
did not hide response header lines whose name was longer than 32
characters.
Thanks to Manlio Perillo.

Changes with nginx 0.6.11 11 Sep 2007

*) Bugfix: active connection counter always increased if mail proxy was
used.

*) Bugfix: if backend returned response header only using non-buffered
proxy, then nginx closed backend connection on timeout.

*) Bugfix: nginx did not support several “Connection” request header
lines.

*) Bugfix: if the “max_fails” was set for upstream server, then after
first failure server weight was always one; the bug had appeared in
0.6.6.

Changes with nginx 0.6.10 03 Sep 2007

*) Feature: the “open_file_cache”, “open_file_cache_retest”, and
“open_file_cache_errors” directives.

*) Bugfix: socket leak; the bug had appeared in 0.6.7.

*) Bugfix: a charset set by the “charset” directive was not appended to
the “Content-Type” header set by $r->send_http_header().

*) Bugfix: a segmentation fault might occur in worker process if
/dev/poll method was used.

Changes with nginx 0.6.9 28 Aug 2007

*) Bugfix: a worker process may got caught in an endless loop, if the
HTTPS protocol was used; the bug had appeared in 0.6.7.

*) Bugfix: if server listened on two addresses or ports and trailing
wildcard was used, then nginx did not run.

*) Bugfix: the “ip_hash” directive might incorrectly mark servers as
down.

*) Bugfix: nginx could not be built on amd64; the bug had appeared in
0.6.8.

Changes with nginx 0.6.8 20 Aug 2007

*) Change: now nginx tries to set the “worker_priority”,
“worker_rlimit_nofile”, “worker_rlimit_core”, and
“worker_rlimit_sigpending” without super-user privileges.

*) Change: now nginx escapes space and “%” in request to a mail proxy
authentication server.

*) Change: now nginx escapes “%” in $memcached_key variable.

*) Bugfix: nginx used path relative to configuration prefix for
non-absolute configuration file path specified in the “-c” key; the
bug had appeared in 0.6.6.

*) Bugfix: nginx did not work on FreeBSD/sparc64.

Changes with nginx 0.6.7 15 Aug 2007

*) Change: now the paths specified in the “include”,
“auth_basic_user_file”, “perl_modules”, “ssl_certificate”,
“ssl_certificate_key”, and “ssl_client_certificate” directives are
relative to directory of nginx configuration file nginx.conf, but not
to nginx prefix directory.

*) Change: the –sysconfdir=PATH option in configure was canceled.

*) Change: the special make target “upgrade1” was defined for online
upgrade of 0.1.x versions.

*) Feature: the “server_name” and “valid_referers” directives support
regular expressions.

*) Feature: the “server” directive in the “upstream” context supports
the “backup” parameter.

*) Feature: the ngx_http_perl_module supports the
$r->discard_request_body.

*) Feature: the “add_header Last-Modified …” directive changes the
“Last-Modified” response header line.

*) Bugfix: if a response different than 200 was returned to a request
with body and connection went to the keep-alive state after the
request, then nginx returned 400 for the next request.

*) Bugfix: a segmentation fault occurred in worker process if invalid
address was set in the “auth_http” directive.

*) Bugfix: now nginx uses default listen backlog value 511 on all
platforms except FreeBSD.
Thanks to Jiang Hong.

*) Bugfix: a worker process may got caught in an endless loop, if a
“server” inside “upstream” block was marked as “down”; the bug had
appeared in 0.6.6.

*) Bugfix: now Solaris sendfilev() is not used to transfer the client
request body to FastCGI-server via the unix domain socket.

Changes with nginx 0.6.6 30 Jul 2007

*) Feature: the –sysconfdir=PATH option in configure.

*) Feature: named locations.

*) Feature: the $args variable can be set with the “set” directive.

*) Feature: the $is_args variable.

*) Bugfix: fair big weight upstream balancer.

*) Bugfix: if a client has closed connection to mail proxy then nginx
might not close connection to backend.

*) Bugfix: if the same host without specified port was used as backend
for HTTP and HTTPS, then nginx used only one port – 80 or 443.

*) Bugfix: fix building on Solaris/amd64 by Sun Studio 11 and early
versions; the bug had appeared in 0.6.4.

Changes with nginx 0.6.5 23 Jul 2007

*) Feature: $nginx_version variable.
Thanks to Nick S. Grechukh.

*) Feature: the mail proxy supports AUTHENTICATE in IMAP mode.
Thanks to Maxim Dounin.

*) Feature: the mail proxy supports STARTTLS in SMTP mode.
Thanks to Maxim Dounin.

*) Bugfix: now nginx escapes space in $memcached_key variable.

*) Bugfix: nginx was incorrectly built by Sun Studio on Solaris/amd64.
Thanks to Jiang Hong.

*) Bugfix: of minor potential bugs.
Thanks to Coverity’s Scan.

Changes with nginx 0.6.4 17 Jul 2007

*) Security: the “msie_refresh” directive allowed XSS.
Thanks to Maxim Boguk.

*) Change: the “proxy_store” and “fastcgi_store” directives were
changed.

*) Feature: the “proxy_store_access” and “fastcgi_store_access”
directives.

*) Bugfix: nginx did not work on Solaris/sparc64 if it was built by Sun
Studio.
Thanks to Andrei Nigmatulin.

*) Workaround: for Sun Studio 12.
Thanks to Jiang Hong.

Changes with nginx 0.6.3 12 Jul 2007

*) Feature: the “proxy_store” and “fastcgi_store” directives.

*) Bugfix: a segmentation fault might occur in worker process if the
“auth_http_header” directive was used.
Thanks to Maxim Dounin.

*) Bugfix: a segmentation fault occurred in worker process if the
CRAM-MD5 authentication method was used, but it was not enabled.

*) Bugfix: a segmentation fault might occur in worker process when the
HTTPS protocol was used in the “proxy_pass” directive.

*) Bugfix: a segmentation fault might occur in worker process if the
eventport method was used.

*) Bugfix: the “proxy_ignore_client_abort” and
“fastcgi_ignore_client_abort” directives did not work; the bug had
appeared in 0.5.13.

Changes with nginx 0.6.2 09 Jul 2007

*) Bugfix: if the FastCGI header was split in records, then nginx passed
garbage in the header to a client.

Changes with nginx 0.6.1 17 Jun 2007

*) Bugfix: in SSI parsing.

*) Bugfix: if remote SSI subrequest was used, then posterior local file
subrequest might transferred to client in wrong order.

*) Bugfix: large SSI inclusions buffered in temporary files were
truncated.

*) Bugfix: the perl $$ variable value in ngx_http_perl_module was equal
to the master process identification number.

Changes with nginx 0.6.0 14 Jun 2007

*) Feature: the “server_name”, “map”, and “valid_referers” directives
support the “www.example.*” wildcards.

Changes with nginx 0.5.25 11 Jun 2007

*) Bugfix: nginx could not be built with the
–without-http_rewrite_module parameter; the bug had appeared in
0.5.24.

Changes with nginx 0.5.24 06 Jun 2007

*) Security: the “ssl_verify_client” directive did not work if request
was made using HTTP/0.9.

*) Bugfix: a part of response body might be passed uncompressed if gzip
was used; the bug had appeared in 0.5.23.

Changes with nginx 0.5.23 04 Jun 2007

*) Feature: the ngx_http_ssl_module supports Server Name Indication TLS
extension.

*) Feature: the “fastcgi_catch_stderr” directive.
Thanks to Nick S. Grechukh, OWOX project.

*) Bugfix: a segmentation fault occurred in master process if two
virtual servers should bind() to the overlapping ports.

*) Bugfix: if nginx was built with ngx_http_perl_module and perl
supported threads, then during second reconfiguration the error
messages “panic: MUTEX_LOCK” and “perl_parse() failed” were issued.

*) Bugfix: in the HTTPS protocol in the “proxy_pass” directive.

Changes with nginx 0.5.22 29 May 2007

*) Bugfix: a big request body might not be passed to backend; the bug
had appeared in 0.5.21.

Changes with nginx 0.5.21 28 May 2007

*) Bugfix: if server has more than about ten locations, then regex
locations might be chosen not in that order as they were specified.

*) Bugfix: a worker process may got caught in an endless loop on 64-bit
platform, if the 33-rd or next in succession backend has failed.
Thanks to Anton Povarov.

*) Bugfix: a bus error might occur on Solaris/sparc64 if the PCRE
library was used.
Thanks to Andrei Nigmatulin.

*) Bugfix: in the HTTPS protocol in the “proxy_pass” directive.

Changes with nginx 0.5.20 07 May 2007

*) Feature: the “sendfile_max_chunk” directive.

*) Feature: the “$http_…”, “$sent_http_…”, and “$upstream_http_…”
variables may be changed using the “set” directive.

*) Bugfix: a segmentation fault might occur in worker process if the SSI
command ‘if expr=”$var = /”‘ was used.

*) Bugfix: trailing boundary of multipart range response was transferred
incorrectly.
Thanks to Evan Miller.

*) Bugfix: nginx did not work on Solaris/sparc64 if it was built by Sun
Studio.
Thanks to Andrei Nigmatulin.

*) Bugfix: the ngx_http_perl_module could not be built by Solaris make.
Thanks to Andrei Nigmatulin.

Changes with nginx 0.5.19 24 Apr 2007

*) Change: now the $request_time variable has millisecond precision.

*) Change: the method $r->rflush of ngx_http_perl_module was renamed to
the $r->flush.

*) Feature: the $upstream_addr variable.

*) Feature: the “proxy_headers_hash_max_size” and
“proxy_headers_hash_bucket_size” directives.
Thanks to Volodymyr Kostyrko.

*) Bugfix: the files more than 2G could not be transferred using
sendfile and limit_rate on 64-bit platforms.

*) Bugfix: the files more than 2G could not be transferred using
sendfile on 64-bit Linux.

Changes with nginx 0.5.18 19 Apr 2007

*) Feature: the ngx_http_sub_filter_module.

*) Feature: the “$upstream_http_…” variables.

*) Feature: now the $upstream_status and $upstream_response_time
variables keep data about all upstreams before X-Accel-Redirect.

*) Bugfix: a segmentation fault occurred in master process after first
reconfiguration and receiving any signal if nginx was built with
ngx_http_perl_module and perl did not support multiplicity; the bug
had appeared in 0.5.9.

*) Bugfix: if perl did not support multiplicity, then after
reconfiguration perl code did not work; the bug had appeared in
0.3.38.

Changes with nginx 0.5.17 02 Apr 2007

*) Change: now nginx always returns the 405 status for the TRACE method.

*) Feature: now nginx supports the “include” directive inside the
“types” block.

*) Bugfix: the $document_root variable usage in the “root” and “alias”
directives is disabled: this caused recursive stack overflow.

*) Bugfix: in the HTTPS protocol in the “proxy_pass” directive.

*) Bugfix: in some cases non-cacheable variables (such as $uri variable)
returned old cached value.

Changes with nginx 0.5.16 26 Mar 2007

*) Bugfix: the C-class network was not used as hash key in the “ip_hash”
directive.
Thanks to Pavel Yarkovoy.

*) Bugfix: a segmentation fault might occur in worker process if a
charset was set in the “Content-Type” header line and the line has
trailing “;”; the bug had appeared in 0.3.50.

*) Bugfix: the “[alert] zero size buf” error when FastCGI server was
used and a request body written in a temporary file was multiple of
32K.

*) Bugfix: nginx could not be built on Solaris without the –with-debug
option; the bug had appeared in 0.5.15.

Changes with nginx 0.5.15 19 Mar 2007

*) Feature: the mail proxy supports authenticated SMTP proxying and the
“smtp_auth”, “smtp_capabilities”, and “xclient” directives.
Thanks to Anton Yuzhaninov and Maxim Dounin.

*) Feature: now the keep-alive connections are closed just after
receiving the reconfiguration signal.

*) Change: the “imap” and “auth” directives were renamed to the “mail”
and “pop3_auth” directives.

*) Bugfix: a segmentation fault occurred in worker process if the
CRAM-MD5 authentication method was used and the APOP method was
disabled.

*) Bugfix: if the “starttls only” directive was used in POP3 protocol,
then nginx allowed authentication without switching to the SSL mode.

*) Bugfix: worker processes did not exit after reconfiguration and did
not rotate logs if the eventport method was used.

*) Bugfix: a worker process may got caught in an endless loop, if the
“ip_hash” directive was used.

*) Bugfix: now nginx does not log some alerts if eventport or /dev/poll
methods are used.

Changes with nginx 0.5.14 23 Feb 2007

*) Bugfix: nginx ignored superfluous closing “}” in the end of
configuration file.

Changes with nginx 0.5.13 19 Feb 2007

*) Feature: the COPY and MOVE methods.

*) Bugfix: the ngx_http_realip_module set garbage for requests passed
via keep-alive connection.

*) Bugfix: nginx did not work on big-endian 64-bit Linux.
Thanks to Andrei Nigmatulin.

*) Bugfix: now when IMAP/POP3 proxy receives too long command it closes
the connection right away, but not after timeout.

*) Bugfix: if the “epoll” method was used and a client closed a
connection prematurely, then nginx closed the connection after a send
timeout only.

*) Bugfix: nginx could not be built on platforms different from i386,
amd64, sparc, and ppc; the bug had appeared in 0.5.8.

Changes with nginx 0.5.12 12 Feb 2007

*) Bugfix: nginx could not be built on platforms different from i386,
amd64, sparc, and ppc; the bug had appeared in 0.5.8.

*) Bugfix: a segmentation fault might occur in worker process if the
temporary files were used while working with FastCGI server; the bug
had appeared in 0.5.8.

*) Bugfix: a segmentation fault might occur in worker process if the
$fastcgi_script_name variable was logged.

*) Bugfix: ngx_http_perl_module could not be built on Solaris.

Changes with nginx 0.5.11 05 Feb 2007

*) Feature: now configure detects system PCRE library in MacPorts.
Thanks to Chris McGrath.

*) Bugfix: the response was incorrect if several ranges were requested;
the bug had appeared in 0.5.6.

*) Bugfix: the “create_full_put_path” directive could not create the
intermediate directories if no “dav_access” directive was set.
Thanks to Evan Miller.

*) Bugfix: the “0” response code might be logged in the access_log
instead of the “400” and “408” error codes.

*) Bugfix: a segmentation fault might occur in worker process if nginx
was built with -O2 optimization.

Changes with nginx 0.5.10 26 Jan 2007

*) Bugfix: while online executable file upgrade the new master process
did not inherit the listening sockets; the bug had appeared in 0.5.9.

*) Bugfix: a segmentation fault might occur in worker process if nginx
was built with -O2 optimization; the bug had appeared in 0.5.1.

Changes with nginx 0.5.9 25 Jan 2007

*) Change: now the ngx_http_memcached_module uses the $memcached_key
variable value as a key.

*) Feature: the $memcached_key variable.

*) Feature: the “clean” parameter in the “client_body_in_file_only”
directive.

*) Feature: the “env” directive.

*) Feature: the “sendfile” directive is available inside the “if” block.

*) Feature: now on failure of the writing to access nginx logs a message
to error_log, but not more often than once a minute.

*) Bugfix: the “access_log off” directive did not always turn off the
logging.

Changes with nginx 0.5.8 19 Jan 2007

*) Bugfix: a segmentation fault might occur if
“client_body_in_file_only on” was used and a request body was small.

*) Bugfix: a segmentation fault occurred if
“client_body_in_file_only on” and “proxy_pass_request_body off” or
“fastcgi_pass_request_body off” directives were used, and nginx
switched to a next upstream.

*) Bugfix: if the “proxy_buffering off” directive was used and a client
connection was non-active, then the connection was closed after send
timeout; the bug had appeared in 0.4.7.

*) Bugfix: if the “epoll” method was used and a client closed a
connection prematurely, then nginx closed the connection after a send
timeout only.

*) Bugfix: the “[alert] zero size buf” error when FastCGI server was
used.

*) Bugfixes in the “limit_zone” directive.

Changes with nginx 0.5.7 15 Jan 2007

*) Feature: the ssl_session_cache storage optimization.

*) Bugfixes in the “ssl_session_cache” and “limit_zone” directives.

*) Bugfix: the segmentation fault was occurred on start or while
reconfiguration if the “ssl_session_cache” or “limit_zone” directives
were used on 64-bit platforms.

*) Bugfix: a segmentation fault occurred if the “add_before_body” or
“add_after_body” directives were used and there was no “Content-Type”
header line in response.

*) Bugfix: the OpenSSL library was always built with the threads
support.
Thanks to Den Ivanov.

*) Bugfix: the PCRE-6.5+ library and the icc compiler compatibility.

Changes with nginx 0.5.6 09 Jan 2007

*) Change: now the ngx_http_index_module ignores all methods except the
GET, HEAD, and POST methods.

*) Feature: the ngx_http_limit_zone_module.

*) Feature: the $binary_remote_addr variable.

*) Feature: the “ssl_session_cache” directives of the
ngx_http_ssl_module and ngx_imap_ssl_module.

*) Feature: the DELETE method supports recursive removal.

*) Bugfix: the byte-ranges were transferred incorrectly if the
$r->sendfile() was used.

Changes with nginx 0.5.5 24 Dec 2006

*) Change: the -v switch does not show compiler information any more.

*) Feature: the -V switch.

*) Feature: the “worker_rlimit_core” directive supports size in K, M,
and G.

*) Bugfix: the nginx.pm module now could be installed by an unprivileged
user.

*) Bugfix: a segmentation fault might occur if the $r->request_body or
$r->request_body_file methods were used.

*) Bugfix: the ppc platform specific bugs.

Changes with nginx 0.5.4 15 Dec 2006

*) Feature: the “perl” directive may be used inside the “limit_except”
block.

*) Bugfix: the ngx_http_dav_module required the “Date” request header
line for the DELETE method.

*) Bugfix: if one only parameter was used in the “dav_access” directive,
then nginx might report about configuration error.

*) Bugfix: a segmentation fault might occur if the $host variable was
used; the bug had appeared in 0.4.14.

Changes with nginx 0.5.3 13 Dec 2006

*) Feature: the ngx_http_perl_module supports the $r->status,
$r->log_error, and $r->sleep methods.

*) Feature: the $r->variable method supports variables that do not exist
in nginx configuration.

*) Bugfix: the $r->has_request_body method did not work.

Changes with nginx 0.5.2 11 Dec 2006

*) Bugfix: if the “proxy_pass” directive used the name of the “upstream”
block, then nginx tried to resolve the name; the bug had appeared in
0.5.1.

Changes with nginx 0.5.1 11 Dec 2006

*) Bugfix: the “post_action” directive might not run after a
unsuccessful completion of a request.

*) Workaround: for Eudora for Mac; the bug had appeared in 0.4.11.
Thanks to Bron Gondwana.

*) Bugfix: if the “upstream” name was used in the “fastcgi_pass”, then
the message “no port in upstream” was issued; the bug had appeared in
0.5.0.

*) Bugfix: if the “proxy_pass” and “fastcgi_pass” directives used the
same servers but different ports, then these directives uses the
first described port; the bug had appeared in 0.5.0.

*) Bugfix: if the “proxy_pass” and “fastcgi_pass” directives used the
unix domain sockets, then these directives used first described
socket; the bug had appeared in 0.5.0.

*) Bugfix: ngx_http_auth_basic_module ignored the user if it was in the
last line in the password file and there was no the carriage return,
the line feed, or the “:” symbol after the password.

*) Bugfix: the $upstream_response_time variable might be equal to
“0.000”, although response time was more than 1 millisecond.

Changes with nginx 0.5.0 04 Dec 2006

*) Change: the parameters in the “%name” form in the “log_format”
directive are not supported anymore.

*) Change: the “proxy_upstream_max_fails”,
“proxy_upstream_fail_timeout”, “fastcgi_upstream_max_fails”,
“fastcgi_upstream_fail_timeout”, “memcached_upstream_max_fails”, and
“memcached_upstream_fail_timeout” directives are not supported
anymore.

*) Feature: the “server” directive in the “upstream” context supports
the “max_fails”, “fail_timeout”, and “down” parameters.

*) Feature: the “ip_hash” directive inside the “upstream” block.

*) Feature: the WAIT status in the “Auth-Status” header line of the
IMAP/POP3 proxy authentication server response.

*) Bugfix: nginx could not be built on 64-bit platforms; the bug had
appeared in 0.4.14.

Changes with nginx 0.4.14 27 Nov 2006

*) Feature: the “proxy_pass_error_message” directive in IMAP/POP3 proxy.

*) Feature: now configure detects system PCRE library on FreeBSD, Linux,
and NetBSD.

*) Bugfix: ngx_http_perl_module did not work with perl built with the
threads support; the bug had appeared in 0.3.38.

*) Bugfix: ngx_http_perl_module did not work if perl was called
recursively.

*) Bugfix: nginx ignored a host name in a request line.

*) Bugfix: a worker process may got caught in an endless loop, if a
FastCGI server sent too many data to the stderr.

*) Bugfix: the $upstream_response_time variable may be negative if the
system time was changed backward.

*) Bugfix: the “Auth-Login-Attempt” parameter was not sent to IMAP/POP3
proxy authentication server when POP3 was used.

*) Bugfix: a segmentation fault might occur if connect to IMAP/POP3
proxy authentication server failed.

Changes with nginx 0.4.13 15 Nov 2006

*) Feature: the “proxy_pass” directive may be used inside the
“limit_except” block.

*) Feature: the “limit_except” directive supports all WebDAV methods.

*) Bugfix: if the “add_before_body” directive was used without the
“add_after_body” directive, then a response did not transferred
complete.

*) Bugfix: a large request body did not receive if the epoll method and
the deferred accept() were used.

*) Bugfix: a charset could not be set for ngx_http_autoindex_module
responses; the bug had appeared in 0.3.50.

*) Bugfix: the “[alert] zero size buf” error when FastCGI server was
used;

*) Bugfix: the –group= configuration parameter was ignored.
Thanks to Thomas Moschny.

*) Bugfix: the 50th subrequest in SSI response did not work; the bug had
appeared in 0.3.50.

Changes with nginx 0.4.12 31 Oct 2006

*) Feature: the ngx_http_perl_module supports the $r->variable method.

*) Bugfix: if a big static file was included using SSI in a response,
then the response may be transferred incomplete.

*) Bugfix: nginx did not omit the “#fragment” part in URI.

Changes with nginx 0.4.11 25 Oct 2006

*) Feature: the POP3 proxy supports the AUTH LOGIN PLAIN and CRAM-MD5.

*) Feature: the ngx_http_perl_module supports the $r->allow_ranges
method.

*) Bugfix: if the APOP was enabled in the POP3 proxy, then the USER/PASS
commands might not work; the bug had appeared in 0.4.10.

Changes with nginx 0.4.10 23 Oct 2006

*) Feature: the POP3 proxy supports the APOP command.

*) Bugfix: if the select, poll or /dev/poll methods were used, then
while waiting authentication server response the IMAP/POP3 proxy
hogged CPU.

*) Bugfix: a segmentation fault might occur if the $server_addr variable
was used in the “map” directive.

*) Bugfix: the ngx_http_flv_module did not support the byte ranges for
full responses; the bug had appeared in 0.4.7.

*) Bugfix: nginx could not be built on Debian amd64; the bug had
appeared in 0.4.9.

Changes with nginx 0.4.9 13 Oct 2006

*) Feature: the “set” parameter in the “include” SSI command.

*) Feature: the ngx_http_perl_module now tests the nginx.pm module
version.

Changes with nginx 0.4.8 11 Oct 2006

*) Bugfix: if an “include” SSI command were before another “include” SSI
command with a “wait” parameter, then the “wait” parameter might not
work.

*) Bugfix: the ngx_http_flv_module added the FLV header to the full
responses.
Thanks to Alexey Kovyrin.

Changes with nginx 0.4.7 10 Oct 2006

*) Feature: the ngx_http_flv_module.

*) Feature: the $request_body_file variable.

*) Feature: the “charset” and “source_charset” directives support the
variables.

*) Bugfix: if an “include” SSI command were before another “include” SSI
command with a “wait” parameter, then the “wait” parameter might not
work.

*) Bugfix: if the “proxy_buffering off” directive was used or while
working with memcached the connections might not be closed on
timeout.

*) Bugfix: nginx did not run on 64-bit platforms except amd64, sparc64,
and ppc64.

Changes with nginx 0.4.6 06 Oct 2006

*) Bugfix: nginx did not run on 64-bit platforms except amd64, sparc64,
and ppc64.

*) Bugfix: nginx sent the chunked response for HTTP/1.1 request,
if its length was set by text string in the
$r->headers_out(“Content-Length”, …) method.

*) Bugfix: after redirecting error by an “error_page” directive any
ngx_http_rewrite_module directive returned this error code; the bug
had appeared in 0.4.4.

Changes with nginx 0.4.5 02 Oct 2006

*) Bugfix: nginx could not be built on Linux and Solaris; the bug had
appeared in 0.4.4.

Changes with nginx 0.4.4 02 Oct 2006

*) Feature: the $scheme variable.

*) Feature: the “expires” directive supports the “max” parameter.

*) Feature: the “include” directive supports the “*” mask.
Thanks to Jonathan Dance.

*) Bugfix: the “return” directive always overrode the “error_page”
response code redirected by the “error_page” directive.

*) Bugfix: a segmentation fault occurred if zero-length body was in PUT
method.

*) Bugfix: the redirect was changed incorrectly if the variables were
used in the “proxy_redirect” directive.

Changes with nginx 0.4.3 26 Sep 2006

*) Change: now the 499 error could not be redirected using an
“error_page” directive.

*) Feature: the Solaris 10 event ports support.

*) Feature: the ngx_http_browser_module.

*) Bugfix: a segmentation fault may occur while redirecting the 400
error to the proxied server using a “proxy_pass” directive.

*) Bugfix: a segmentation fault occurred if an unix domain socket was
used in a “proxy_pass” directive; the bug had appeared in 0.3.47.

*) Bugfix: SSI did work with memcached and nonbuffered responses.

*) Workaround: of the Sun Studio PAUSE hardware capability bug.

Changes with nginx 0.4.2 14 Sep 2006

*) Bugfix: the O_NOATIME flag support on Linux was canceled; the bug had
appeared in 0.4.1.

Changes with nginx 0.4.1 14 Sep 2006

*) Bugfix: the DragonFlyBSD compatibility.
Thanks to Pavel Nazarov.

*) Workaround: of bug in 64-bit Linux sendfile(), when file is more than
2G.

*) Feature: now on Linux nginx uses O_NOATIME flag for static requests.
Thanks to Yusuf Goolamabbas.

Changes with nginx 0.4.0 30 Aug 2006

*) Change in internal API: the HTTP modules initialization was moved
from the init module phase to the HTTP postconfiguration phase.

*) Change: now the request body is not read beforehand for the
ngx_http_perl_module: it’s required to start the reading using the
$r->has_request_body method.

*) Feature: the ngx_http_perl_module supports the DECLINED return code.

*) Feature: the ngx_http_dav_module supports the incoming “Date” header
line for the PUT method.

*) Feature: the “ssi” directive is available inside the “if” block.

*) Bugfix: a segmentation fault occurred if there was an “index”
directive with variables and the first index name was without
variables; the bug had appeared in 0.1.29.

Changes with nginx 0.3.61 28 Aug 2006

*) Change: now the “tcp_nodelay” directive is turned on by default.

*) Feature: the “msie_refresh” directive.

*) Feature: the “recursive_error_pages” directive.

*) Bugfix: the “rewrite” directive returned incorrect redirect, if the
redirect had the captured escaped symbols from original URI.

Changes with nginx 0.3.60 18 Aug 2006

*) Bugfix: a worker process may got caught in an endless loop while an
error redirection; the bug had appeared in 0.3.59.

Changes with nginx 0.3.59 16 Aug 2006

*) Feature: now is possible to do several redirection using the
“error_page” directive.

*) Bugfix: the “dav_access” directive did not support three parameters.

*) Bugfix: the “error_page” directive did not changes the “Content-Type”
header line after the “X-Accel-Redirect” was used; the bug had
appeared in 0.3.58.

Changes with nginx 0.3.58 14 Aug 2006

*) Feature: the “error_page” directive supports the variables.

*) Change: now the procfs interface instead of sysctl is used on Linux.

*) Change: now the “Content-Type” header line is inherited from first
response when the “X-Accel-Redirect” was used.

*) Bugfix: the “error_page” directive did not redirect the 413 error.

*) Bugfix: the trailing “?” did not remove old arguments if no new
arguments were added to a rewritten URI.

*) Bugfix: nginx could not run on 64-bit FreeBSD 7.0-CURRENT.

Changes with nginx 0.3.57 09 Aug 2006

*) Feature: the $ssl_client_serial variable.

*) Bugfix: in the “!-e” operator of the “if” directive.
Thanks to Andrian Budanstov.

*) Bugfix: while a client certificate verification nginx did not send to
a client the required certificates information.

*) Bugfix: the $document_root variable did not support the variables in
the “root” directive.

Changes with nginx 0.3.56 04 Aug 2006

*) Feature: the “dav_access” directive.

*) Feature: the “if” directive supports the “-d”, “!-d”, “-e”, “!-e”,
“-x”, and “!-x” operators.

*) Bugfix: a segmentation fault occurred if a request returned a
redirect and some sent to client header lines were logged in the
access log.

Changes with nginx 0.3.55 28 Jul 2006

*) Feature: the “stub” parameter in the “include” SSI command.

*) Feature: the “block” SSI command.

*) Feature: the unicode2nginx script was added to contrib.

*) Bugfix: if a “root” was specified by variable only, then the root was
relative to a server prefix.

*) Bugfix: if the request contained “//” or “/./” and escaped symbols
after them, then the proxied request was sent unescaped.

*) Bugfix: the $r->header_in(“Cookie”) of the ngx_http_perl_module now
returns all “Cookie” header lines.

*) Bugfix: a segmentation fault occurred if
“client_body_in_file_only on” was used and nginx switched to a next
upstream.

*) Bugfix: on some condition while reconfiguration character codes
inside the “charset_map” may be treated invalid; the bug had appeared
in 0.3.50.

Changes with nginx 0.3.54 11 Jul 2006

*) Feature: nginx now logs the subrequest information to the error log.

*) Feature: the “proxy_next_upstream”, “fastcgi_next_upstream”, and
“memcached_next_upstream” directives support the “off” parameter.

*) Feature: the “debug_connection” directive supports the CIDR address
form.

*) Bugfix: if a response of proxied server or FastCGI server was
converted from UTF-8 or back, then it may be transferred incomplete.

*) Bugfix: the $upstream_response_time variable had the time of the
first request to a backend only.

*) Bugfix: nginx could not be built on amd64 platform; the bug had
appeared in 0.3.53.

Changes with nginx 0.3.53 07 Jul 2006

*) Change: the “add_header” directive adds the string to 204, 301, and
302 responses.

*) Feature: the “server” directive in the “upstream” context supports
the “weight” parameter.

*) Feature: the “server_name” directive supports the “*” wildcard.

*) Feature: nginx supports the request body size more than 2G.

*) Bugfix: if a client was successfully authorized using “satisfy_any
on”, then anyway the message “access forbidden by rule” was written
in the log.

*) Bugfix: the “PUT” method may erroneously not create a file and return
the 409 code.

*) Bugfix: if the IMAP/POP3 backend returned an error, then nginx
continued proxying anyway.

Changes with nginx 0.3.52 03 Jul 2006

*) Change: the ngx_http_index_module behavior for the “POST /” requests
is reverted to the 0.3.40 version state: the module now does not
return the 405 error.

*) Bugfix: the worker process may got caught in an endless loop if the
limit rate was used; the bug had appeared in 0.3.37.

*) Bugfix: ngx_http_charset_module logged “unknown charset” alert, even
if the recoding was not needed; the bug had appeared in 0.3.50.

*) Bugfix: if a code response of the PUT request was 409, then a
temporary file was not removed.

Changes with nginx 0.3.51 30 Jun 2006

*) Bugfix: the “<" symbols might disappeared some conditions in the SSI; the bug had appeared in 0.3.50. Changes with nginx 0.3.50 28 Jun 2006 *) Change: the "proxy_redirect_errors" and "fastcgi_redirect_errors" directives was renamed to the "proxy_intercept_errors" and "fastcgi_intercept_errors" directives. *) Feature: the ngx_http_charset_module supports the recoding from the single byte encodings to the UTF-8 encoding and back. *) Feature: the "X-Accel-Charset" response header line is supported in proxy and FastCGI mode. *) Bugfix: the "\" escape symbol in the "\"" and "\'" pairs in the SSI command was removed only if the command also has the "$" symbol. *) Bugfix: the "