2a6c49cfaef5979a5a06098f3ce987cd76769409manoj -*- coding: utf-8 -*-

d6b3cb141f0667101c1bca883ad15b383402c93bfieldingChanges with Apache 2.5.0

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_proxy_http: Add detach_backend hook (potentially usable

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj in other proxy scheme handlers). [Jeff Trawick]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_deflate: Add DeflateAlterETag to control how the ETag

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj is modified. The 'NoChange' parameter mimics 2.2.x behavior.

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj PR 45023, PR 39727. [Eric Covener]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_ssl: fix merging of global and vhost-level settings with the

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj SSLCertificateFile, SSLCertificateKeyFile, and SSLOpenSSLConfCmd

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj directives. PR 56353. [Kaspar Brand]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_ssl: avoid processing bogus SSLCertificateKeyFile values

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj (and logging garbled file names). PR 56306. [Kaspar Brand]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_proxy_fcgi: Fix sending of response without some HTTP headers

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj that might be set by filters. [Jim Riggs <jim riggs.me>]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_rewrite: Add 'BNF' (backreferences-no-plus) flag to RewriteRule to

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj allow spaces in backreferences to be encoded as %20 instead of '+'.

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj [Eric Covener]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_ssl: bring SNI behavior into better conformance with RFC 6066:

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj no longer send warning-level unrecognized_name(112) alerts,

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj and limit startup warnings to cases where an OpenSSL version

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj without TLS extension support is used. PR 56241. [Kaspar Brand]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_proxy_html: Do not delete the wrong data from HTML code when a

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj "http-equiv" meta tag specifies a Content-Type behind any other

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj "http-equiv" meta tag. PR 56287 [Micha Lenk <micha lenk info>]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_expires: don't add Expires header to error responses (4xx/5xx),

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj be they generated or forwarded. PR 55669. [ Yann Ylavic ]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_rewrite: Support an optional list of characters to escape in the

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj argument for the 'B' (escape backreferences) flag. [Eric Covener]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_ssl: Add SSLOCSPUseRequestNonce directive to control whether or not

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj OCSP requests should use a nonce to be checked against the responder's

aa1faea36e4ae357bc603a2337b6adc54f5daec1manoj one. PR 56233. [ Yann Ylavic ]

aa1faea36e4ae357bc603a2337b6adc54f5daec1manoj

aa1faea36e4ae357bc603a2337b6adc54f5daec1manoj *) mod_reqtimeout: Resolve unexpected timeouts on keepalive requests

aa1faea36e4ae357bc603a2337b6adc54f5daec1manoj under the Event MPM. PR56216. [Frank Meier <frank meier ergon ch>]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_lua: Add r:wspeek for checking if there is any data waiting on the line

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj [Daniel Gruno]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_proxy: Do not try to parse the regular expressions passed by

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj ProxyPassMatch as URL as they do not follow their syntax.

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj PR 56074. [Ruediger Pluem]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_dir: Default to 2.2-like behavior and skip execution when method is

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj neither GET nor POST, such as for DAV requests. PR 54914. [Chris Darroch]

d6b3cb141f0667101c1bca883ad15b383402c93bfielding

d6b3cb141f0667101c1bca883ad15b383402c93bfielding *) mod_rewrite: Rename the handler that does per-directory internal

d6b3cb141f0667101c1bca883ad15b383402c93bfielding redirects to "rewrite-redirect-handler" from "redirect-handler" so

d6b3cb141f0667101c1bca883ad15b383402c93bfielding it is less ambiguous and less likely to be reused. [Eric Covener]

d6b3cb141f0667101c1bca883ad15b383402c93bfielding

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_rewrite: Protect against looping with the [N] flag by enforcing a

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj default limit of 10000 iterations, and allowing each rule to change its

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj limit. [Eric Covener]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_ssl: Fix config merging of SSLOCSPEnable and SSLOCSPOverrideResponder.

dbf0c7bef06259486cd2748a2d0e82f27e099d6efielding [Jeff Trawick]

dbf0c7bef06259486cd2748a2d0e82f27e099d6efielding

d6b3cb141f0667101c1bca883ad15b383402c93bfielding *) Add HttpContentLengthHeadZero and HttpExpectStrict directives.

d6b3cb141f0667101c1bca883ad15b383402c93bfielding [Yehuda Sadeh <yehuda inktank com>, Justin Erenkrantz]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) FreeBSD: Disable IPv4-mapped listening sockets by default for versions

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj 5+ instead of just for FreeBSD 5. PR 53824. [Jeff Trawick]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_auth_form: Add a debug message when the fields on a form are not

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj recognised. [Graham Leggett]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_ssl: Add -t -DDUMP_CA_CERTS option which dumps the filenames of all

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj configured SSL CA certificates to stdout the same way as DUMP_CERTS does.

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj [Jan Kaluza]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_headers: Allow the "value" parameter of Header and RequestHeader to

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj contain an ap_expr expression if prefixed with "expr=". [Eric Covener]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) Add suspend_connection and resume_connection hooks to notify modules

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj when the thread/connection relationship changes. (Currently implemented

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj only for the Event MPM; should be implemented for all async MPMs.)

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj [Jeff Trawick]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_ssl: Don't flush when an EOS is received. Prepares mod_ssl

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj to support write completion. [Graham Leggett]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

d6b3cb141f0667101c1bca883ad15b383402c93bfielding *) core: Add parse_errorlog_arg callback to ap_errorlog_provider

d6b3cb141f0667101c1bca883ad15b383402c93bfielding to allow providers to check the ErrorLog argument. [Jan Kaluza]

d6b3cb141f0667101c1bca883ad15b383402c93bfielding

d6b3cb141f0667101c1bca883ad15b383402c93bfielding *) mod_cgid: Use the servers Timeout for each read from a CGI script,

d6b3cb141f0667101c1bca883ad15b383402c93bfielding allow override with new CGIDRequestTimeout directive. PR43494

d6b3cb141f0667101c1bca883ad15b383402c93bfielding [Eric Covener, Toshikuni Fukaya <toshikuni-fukaya cybozu co jp>]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) core: Add missing Reason-Phrase in HTTP response headers.

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj PR 54946. [Rainer Jung]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) core: ensure any abnormal exit is reported to stderr if it's a tty.

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj PR 55670 [Nick Kew]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_auth_form: Make sure the optional functions are loaded even when

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj the AuthFormProvider isn't specified. [Graham Leggett]

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj *) mod_lua: Let the Inter-VM get/set functions work with a global

2a6c49cfaef5979a5a06098f3ce987cd76769409manoj shared memory pool instead of a per-process pool. [Daniel Gruno]

d6b3cb141f0667101c1bca883ad15b383402c93bfielding

d6b3cb141f0667101c1bca883ad15b383402c93bfielding *) ldap: Support ldaps when using the Microsoft LDAP SDK.

d6b3cb141f0667101c1bca883ad15b383402c93bfielding PR 54626. [Jean-Frederic Clere]

*) mod_proxy: Add ap_connection_reusable() for checking if a connection

is reusable as of this point in processing. [Jeff Trawick]

*) mod_authnz_ldap: Change default value of AuthLDAPMaxSubGroupDepth to 0

to avoid performance problems when subgroups aren't in use. [Eric Covener]

*) mod_syslog: New module implementing syslog ap_error_log provider.

Previously, this code was part of core, now it's in separate module.

[Jan Kaluza]

*) core: Add ap_errorlog_provider to make ErrorLog logging modular. Move

syslog support from core to new mod_syslog. [Jan Kaluza]

*) WinNT MPM: If ap_run_pre_connection() fails or sets c->aborted, don't

save the socket for reuse by the next worker as if it were an

APR_SO_DISCONNECTED socket. Restores 2.2 behavior. [Eric Covener]

*) mod_status, mod_echo: Fix the display of client addresses.

They were truncated to 31 characters which is not enough for IPv6 addresses.

PR 54848 [Bernhard Schmidt <berni birkenwald de>]

*) mod_authnz_fcgi: New module to enable FastCGI authorizer

applications to authenticate and/or authorize clients.

[Jeff Trawick]

*) core: Add ap_log_data(), ap_log_rdata(), etc. for logging buffers.

[Jeff Trawick]

*) mod_unique_id: Use output of the PRNG rather than IP address and

pid, avoiding sleep() call and possible DNS issues at startup,

plus improving randomness for IPv6-only hosts.

[Jan Kaluza <jkaluza redhat.com>]

*) mod_authnz_ldap: Support primitive LDAP servers that do not accept

filters, such as "SDBM-backed LDAP" on z/OS, by allowing a special

filter "none" to be specified in AuthLDAPURL. [Eric Covener]

*) mod_file_cache: mod_file_cache should be able to serve files that

haven't had a Content-Type set via e.g. mod_mime. [Eric Covener]

*) core: merge AllowEncodedSlashes from the base configuration into

virtual hosts. [Eric Covener]

*) AIX: Install DSO's with "cp" instead of "install" in instdso.sh

[Eric Covener]

*) mod_ldap: Don't keep retrying if a new LDAP connection times out.

[Eric Covener]

*) mod_deflate: permit compilation of mod_deflate against a zlib that has

been configured with -D Z_PREFIX, which redefines the token "deflate".

[Eric Covener]

*) mod_socache_shmcb.c: Remove arbitrary restriction on shared memory size

previously limited to 64MB. [Jens Låås <jelaas gmail.com>]

*) mod_auth_digest: Use the secret when generating nonces in all cases and

not only when AuthName is used in .htaccess files (this change may cause

problems if used with round robin load balancers). Don't regenerate the

secret on graceful restarts. PR 54637 [Stefan Fritsch]

*) core: Remove apr_brigade_flatten(), buffering and duplicated code

from the HTTP_IN filter, parse chunks in a single pass with zero copy.

Reduce memory usage by 48 bytes per request. [Graham Leggett]

*) core: Stop the HTTP_IN filter from attempting to write error buckets

to the output filters, which is bogus in the proxy case. Create a

clean mapping from APR codes to HTTP status codes, and use it where

needed. [Graham Leggett]

*) mod_proxy: Ensure network errors detected by the proxy are returned as

504 Gateway Timout as opposed to 502 Bad Gateway, in order to be

compliant with RFC2616 14.9.4 Cache Revalidation and Reload Controls.

*) mod_dav: mod_dav overrides dav_fs response on PUT failure. PR 35981

[Basant Kumar Kukreja <basant.kukreja sun.com>, Alejandro Alvarez

<alejandro.alvarez.ayllon cern.ch>]

*) core, mod_ssl: Enable the ability for a module to reverse the sense of

a poll event from a read to a write or vice versa. This is a step on

the way to allow mod_ssl taking full advantage of the event MPM.

[Graham Leggett]

*) mod_ldap: LDAP connections used for authentication were not respecting

LDAPConnectionPoolTimeout. PR 54587

*) core: ap_rgetline_core now pulls from r->proto_input_filters.

*) mod_proxy_html: process parsed comments immediately.

Fixes bug where parsed comments may be lost. [Nick Kew]

*) mod_proxy_html: introduce doctype for HTML 5 [Nick Kew]

*) mod_proxy_html: fix typo-bug processing "strict" vs "transitional"

HTML/XHTML [Nick Kew]

*) core: Add option to add valgrind support. Use it to reduce false positive

warnings in mod_ssl. [Stefan Fritsch]

*) mod_authn_file, mod_authn_dbd, mod_authn_dbm, mod_authn_socache:

Cache the result of the most recent password hash verification for every

keep-alive connection. This saves some expensive calculations.

[Stefan Fritsch]

*) http: Remove support for Request-Range header sent by Navigator 2-3 and

MSIE 3. [Stefan Fritsch]

*) core, http: Extend HttpProtocol with an option to enforce stricter HTTP

conformance or to only log the found problems. [Stefan Fritsch]

*) core: Correctly parse an IPv6 literal host specification in an absolute

URL in the request line. [Stefan Fritsch]

*) EventOpt MPM

*) core: Add LogLevelOverride directive that allows to override the

loglevel for clients from certain IPs. This also works for things

like the SSL handshake where <If> LogLevel ... </If> is evaluated

too late. [Stefan Fritsch]

*) core: Add new directive Warning to issue warnings from a configuration

file. Both Warning and Error now generate a timestamped log message.

[Fabien Coelho]

*) ap_expr: Add SERVER_PROTOCOL_VERSION, ..._MAJOR, and ..._MINOR

variables. [Stefan Fritsch]

*) core: New directive RegisterHttpMethod for registering non-standard

HTTP methods. [Stefan Fritsch]

*) core: New directive HttpProtocol which allows to disable HTTP/0.9

support. [Stefan Fritsch]

*) mod_allowhandlers: New module to forbid specific handlers for specific

directories. [Stefan Fritsch]

*) mod_systemd: New module, for integration with systemd on Linux.

[Jan Kaluza <jkaluza redhat.com>]

*) WinNT MPM: Store pid and generation for each thread in scoreboard

to allow tracking of threads from exiting children via mod_status

or other such mechanisms. [Jeff Trawick]

*) The following now respect DefaultRuntimeDir/DEFAULT_REL_RUNTIMEDIR:

- APIs: ap_log_pid(), ap_remove_pid, ap_read_pid()

- core: the scoreboard (ScoreBoardFile), pid file (PidFile), and

mutexes (Mutex)

- mod_cache: thundering herd lock directory

- mod_lbmethod_heartbeat, mod_heartmonitor: heartbeat storage file

- mod_ldap: shared memory cache

- mod_socache_shmcb, mod_socache_dbm: shared memory or dbm for cache

[Jeff Trawick]

*) suexec: Add --enable-suexec-capabilites support on Linux, to use

setuid/setgid capability bits rather than a setuid root binary.

[Joe Orton]

*) suexec: Add support for logging to syslog as an alternative to logging

to a file; configure --without-suexec-logfile --with-suexec-syslog.

[Joe Orton]

*) mod_ssl: Add support for TLS Next Protocol Negotiation. PR 52210.

[Matthew Steele <mdsteele google.com>]

*) cross-compile: allow to provide CC_FOR_BUILD so that gen_test_char will

be compiled by the build compiler instead of the host compiler.

Also set CC_FOR_BUILD to 'cc' when cross-compilation is detected.

PR 51257. [Guenter Knauf]

*) core: In maintainer mode, replace apr_palloc with a version that

initializes the allocated memory with non-zero values, except if

AP_DEBUG_NO_ALLOC_POISON is defined. [Stefan Fritsch]

*) mod_policy: Add a new testing module to help server administrators

enforce a configurable level of protocol compliance on their

servers and application servers behind theirs. [Graham Leggett]

*) mod_firehose: Add a new debugging module able to record traffic

passing through the server in such a way that connections and/or

requests be reconstructed and replayed. [Graham Leggett]

*) mod_noloris

*) APREQ

*) Simple MPM

*) mod_serf

[Apache 2.5.0-dev includes those bug fixes and changes with the

Apache 2.4.xx tree as documented below, except as noted.]

Changes with Apache 2.4.x and later:

*) http://svn.apache.org/viewvc/httpd/httpd/branches/2.4.x/CHANGES?view=markup

Changes with Apache 2.2.x and later:

*) http://svn.apache.org/viewvc/httpd/httpd/branches/2.2.x/CHANGES?view=markup

Changes with Apache 2.0.x and later:

*) http://svn.apache.org/viewvc/httpd/httpd/branches/2.0.x/CHANGES?view=markup