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Diffstat (limited to 'rubbos/app/tomcat-connectors-1.2.32-src/xdocs/miscellaneous/changelog.xml')
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diff --git a/rubbos/app/tomcat-connectors-1.2.32-src/xdocs/miscellaneous/changelog.xml b/rubbos/app/tomcat-connectors-1.2.32-src/xdocs/miscellaneous/changelog.xml deleted file mode 100644 index f9db9868..00000000 --- a/rubbos/app/tomcat-connectors-1.2.32-src/xdocs/miscellaneous/changelog.xml +++ /dev/null @@ -1,2157 +0,0 @@ -<?xml version="1.0"?> -<!-- - Licensed to the Apache Software Foundation (ASF) under one or more - contributor license agreements. See the NOTICE file distributed with - this work for additional information regarding copyright ownership. - The ASF licenses this file to You under the Apache License, Version 2.0 - (the "License"); you may not use this file except in compliance with - the License. You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. ---> -<!DOCTYPE document [ - <!ENTITY project SYSTEM "project.xml"> -]> -<document url="changelog.html"> - - &project; - - <properties> - <author email="mturk@apache.org">Mladen Turk</author> - <author email="rjung@apache.org">Rainer Jung</author> - <author email="hgomez@apache.org">Henri Gomez</author> - <author email="timw@apache.org">Tim Whittington</author> - <title>Changelog</title> - </properties> - -<body> - -<section name="Preface"> - <p> - This is the Changelog for Tomcat Connectors. This changelog - does not contain all updates and fixes to the Tomcat connectors (yet). - It should contain fixes made only after November 10th 2004, when the - new documentation project for JK was started. - </p> -</section> -<section name="Changes between 1.2.31 and 1.2.32"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - <bug>51417</bug>: Fix worker busy detection by querying the - worker endpoint. Abandoned connections can leave a worker - in busy state without decrementing busy counter. (mturk) - </fix> - <fix> - <bug>50339</bug>: Fix whitespace trimming when parsing attribute - lists. (rjung) - </fix> - <fix> - <bug>41263</bug>: Support Servlet API getRemotePort(). - Works for Tomcat 5.5.28, 6.0.20 and 7.0.0 and Apache and ISAPI - plugins. (rjung) - </fix> - <fix> - <bug>41923</bug>: AJP: Close AJP connection to Tomcat on client write - error when recovery_options 4 is specified, aborting the response - write on the Tomcat side. (timw) - </fix> - <update> - AJP: Cap the lingering bytes that will be read - when shutting down an AJP socket at 32k to prevent CPU spikes - in the web server when a client aborts on a large response body. - Also reduce total linger time to 2s. (timw) - </update> - <fix> - <bug>50839</bug>: AJP: Fix 30sec CPU spike due to incorrect counting - of lingering bytes causing a busy loop when a client aborts - connection during a response write. - Fixes regression in 1.2.31. (timw) - </fix> - <add> - LB: Forward worker activation state as request attribute - "JK_LB_ACTIVATION". Possible values are "ACT" (active), - "DIS" (disabled) and "STP" (stopped). (rjung) - </add> - <fix> - HTTPD: Forward WWW-Authenticate from backend when status is 401 - and server generated error pages are used. (rjung) - </fix> - <fix> - <bug>50363</bug>: IIS: Prevent chunk encoding of empty message - bodies for 204, 205 and 304 responses. (timw) - </fix> - <fix> - <bug>50975</bug>: IIS: Fix hanging of Transfer-Encoding: chunked - requests when Content-Length header is present in request as well. - Also addresses situation where IIS appears to create a Content-Length - header for a small chunk encoded request when none was present in the - original request. (timw) - </fix> - <fix> - <bug>47679</bug>: IIS: stop truncation of request headers when - ISAPI redirector used as an extension without the corresponding - filter installed. (timw) - </fix> - <fix> - NSAPI: Use lower case header names for responses. - Otherwise the web server might add chunked transfer encoding header - in addition to our content length header. - </fix> - <update> - Docs: Improve load balancer documentation. (rjung) - </update> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.30 and 1.2.31"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - <bug>49413</bug>: AJP13: Drop flush packets send by the backend - after the response has been finished. (rjung) - </fix> - <update> - AJP: Log the local and remote socket address. (mturk) - </update> - <update> - Watchdog: Move the maintain workers outside the critical - section allowing other threads to use the connection - pool during maintenance. (mturk) - </update> - <update> - Common: Add svn revision to init log message. (rjung) - </update> - <fix> - Common: Don't destroy errno during trace logging. (rjung) - </fix> - <update> - Apache: Add support for Apache 2.3/2.4. (rjung) - </update> - <update> - Apache: Added version number resource for mod_jk.so on Windows. (timw) - </update> - <update> - <bug>48501</bug>: IIS: Added rotatelogs style log rotation to ISAPI - Redirector. (timw) - </update> - <fix> - <bug>38895</bug>: IIS: Use RAW headers instead of CGI headers by default - to prevent conversion of underscores '_' to hyphens '-' in header names. - Old behaviour can be enabled by defining USE_CGI_HEADERS. (timw) - </fix> - <fix> - <bug>49511</bug>: IIS: Do not override IIS log information when subsequent - requests on a keep-alive connection are not mapped into the ISAPI Redirector. (timw) - </fix> - <fix> - Docs: Document SSLOptions needed for SSL information forwarding. (rjung) - </fix> - <update> - Docs: Grammar and style improvements and clarification about serving - static content by IIS. - Patch provided by André Warnier. (rjung) - </update> - <fix> - Docs: Update subversion paths used in docs. (rjung) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.28 and 1.2.30"> - <br /> - <subsection name="Native"> - <changelog> - <update> - Apache: Improve compatibility with Apache 2.3. (rjung) - </update> - <fix> - <bug>46632</bug>: Apache: Do not register child cleanup for - our pools. (mturk) - </fix> - <fix> - <bug>46893</bug>: Apache: Log warning only if JkShmSize was actually - set in the configuration. (mturk) - </fix> - <update> - IIS: Include optional chunking support. Off by default. (mturk) - </update> - <fix> - <bug>48763</bug>: IIS: Do not send Content-Length when using chunked encoding - or length larger 4GB. (mturk) - </fix> - <fix> - <bug>48223</bug>: IIS: Propagate correct backend error code to IIS. (rjung) - </fix> - <fix> - <bug>47867</bug>: IIS: crash during startup, when compiled with VS2008 - and workers.properties contains unsupported properties. - Patch provided by Indrek Juhani (rjung) - </fix> - <fix> - <bug>47628</bug>: IIS: Fix deadlock when restarting the Application Pool - caused by not releasing the critical section lock. - Patch provided by Bret Prucha. (mturk) - </fix> - <fix> - IIS/NSAPI: Correct log file flushing after each line. (mturk) - </fix> - <add> - NSAPI: Add Microsoft Visual C++ Makefile. (mturk) - </add> - <update> - AJP: Improve socket shutdown handling. (mturk) - </update> - <update> - AJP: Ensure we never reuse a non reusable socket. (mturk) - </update> - <update> - AJP: Tolerate a single excess packet when waiting for cpong. (mturk) - </update> - <update> - AJP: Check protocol correctness more strictly. (mturk) - </update> - <update> - <bug>48410</bug>: AJP: Use poll instead select so we can work with more - then 1024 sockets. (mturk) - </update> - <fix> - <bug>46503</bug>: AJP/Status: Garbage data in worker domain and route. (mturk) - </fix> - <fix> - <bug>48276</bug>: AJP: When worker contact cannot be resolved mark the - worker as disabled instead failing to start the server. (mturk) - </fix> - <fix> - <bug>48169</bug>: AJP: Improve CGI interoperability by closing all - sockets during EXEC. (mturk) - </fix> - <add> - Status: Add number of open backend connections to status worker. - This feature is experimental, the displayed value might not be - accurate. (mturk) - </add> - <update> - <bug>47224</bug>: Status: When address gets changed invalidate - all opened sockets in the endpoint cache. This will cause new - backend connections to get opened using new address. (mturk) - </update> - <fix> - <bug>48305</bug>: Status: Do not show "secret" property when - doing dump. (mturk) - </fix> - <fix> - <bug>45610</bug>: Status: Don't accept requests with - empty value for sub worker parameter. (rjung) - </fix> - <fix> - <bug>45610</bug>: Status: Fix erroneous unsetting of - sticky_session and sticky_session_force when updating other - load balancer attributes via the status worker. (rjung) - </fix> - <fix> - <bug>47222</bug>: Status: Add ping_timeout to the shared memory - and allow dynamic configuration. (mturk) - </fix> - <fix> - Status: Remove duplicate "errors" line in property view of - AJP13 workers that are part of a load balancer. (rjung) - </fix> - <fix> - LB: Fix route logging. (rjung) - </fix> - <update> - Logging: Automatically detect size of thread id for logging. (rjung) - </update> - <update> - Logging: Add optional log file locking for Windows when defining - JK_LOG_LOCKING. (mturk) - </update> - <update> - Configuration: Update example configuration. (rjung) - </update> - <update> - Docs: Update information about tools needed to create a release. (rjung) - </update> - <fix> - <bug>47983</bug>: Docs: Fix typo in example config - which breaks startup. (rjung) - </fix> - <update> - Build: Force copy of automake files. (rjung) - </update> - <update> - Build: Tomcat code repository structure cleanup reflected in documentation - and build script. (rjung, mturk) - </update> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.27 and 1.2.28"> - <br /> - <subsection name="Native"> - <changelog> - <add> - Apache: Add more environment variables to overwrite request - information. Useful in case a proxy is in front of Apache and sends - us original request information e.g. via custom headers. (rjung) - </add> - <update> - Apache: No longer preallocate entries for JK request log. (rjung) - </update> - <fix> - <bug>46352</bug>: Apache: Fix crash when using SetHandler jakarta-servlet - in VHost without any JkMount. Crash due to incorrect initialization - of mount extensions. (rjung) - </fix> - <fix> - Apache: JkWatchdogInterval had wrong interval calculation - causing a 10 times higher watchdog interval then configured. (mturk) - </fix> - <fix> - Apache: Activate forwarding of SSL key size by default. (rjung) - </fix> - <fix> - <bug>46169</bug>: Apache 1.3: Backport use_server_errors mount extension. (rjung) - </fix> - <fix> - <bug>46763</bug>: Apache 2.0: Survive the log mutex during graceful - restart. Patch provided by Eiji Takahashi. (mturk) - </fix> - <fix> - <bug>46416</bug>: Apache 2.0 on Windows: Include mstcipip.h even if - the apr doesn't include it. (mturk) - </fix> - <update> - IIS: Update uriworkermap.properties file on - a regular interval. This requires both worker_mount_reload - and watchdog_interval to be defined. (mturk) - </update> - <update> - IIS: Remove obsolete entries from registry file. (mturk) - </update> - <fix> - <bug>46579</bug>: IIS: Use local environment table instead environment - variables for setting the JKISAPI_PATH and JKISAPI_NAME. (mturk) - </fix> - <update> - LB: Add new property error_escalation_time to fine tune - escalation of local errors to global errors. (rjung) - </update> - <update> - LB: If the sticky session affinity mark contains a dot, treat the - part before the dot as the domain name. This allows to have full node - session affinity with domain failover. (mturk) - </update> - <fix> - LB: make forced recovery work with local error states. (rjung) - </fix> - <fix> - LB: Only update error state and error time, if we actually have a new state. (rjung) - </fix> - <fix> - LB: Set global worker state to error when we reach max_reply_timeouts, - or fail_on_status triggered hard error. (rjung) - </fix> - <update> - AJP: Add a new error type JK_AJP_PROTOCOL_ERROR. (mturk) - </update> - <update> - AJP: Allow worker ports lower or equal to 1024. (rjung) - </update> - <update> - AJP: Improve some AJP error log messages. (mturk) - </update> - <update> - Status: Allow changing worker address and port of AJP workers. - The address is resolved on next request for that worker. (mturk) - </update> - <update> - Status: Allow update actions to show error messages in the result page. (rjung) - </update> - <update> - Status: Refactor update actions. (rjung) - </update> - <update> - Status: Do not redirect to the show or list page, if an error occured - during an action. (rjung) - </update> - <update> - Status: Include error time in display. (rjung) - </update> - <update> - Status: Remove redundant port information from worker display. - Rename address column and remove its explanation from the legend. (rjung) - </update> - <update> - Status: Optimize forced uriworkermap.properties reload. (mturk) - </update> - <fix> - Status: Fix crash in text display. (rjung) - </fix> - <fix> - Status: Show - Edit - Show always ends in single lb member show, - even when started from all members lb show. (rjung) - </fix> - <fix> - Status: Wildcards in sub worker names were broken for update actions. (rjung) - </fix> - <fix> - Status: Add use_server_errors to map display. (rjung) - </fix> - <update> - SHM: Move locking into the data pull and push methods. (rjung) - </update> - <update> - JNI: Deprecate JNI workers. (rjung) - </update> - <fix> - Netware: Missing define for MAX_PATH. Patch by Guenter Knauf. (rjung) - </fix> - <update> - Docs: Add a new HowTo page about reverse proxies. (rjung) - </update> - <update> - Docs: Add an explanation of local error states to the timeouts documentation. (rjung) - </update> - <update> - Docs: Clarify relation between socket_timeout and socket_connect_timeout. (rjung) - </update> - <update> - Docs: Clarify IIS URL rewrite feature. (rjung) - </update> - <fix> - <bug>46834</bug>,<bug>46734</bug>: Docs: Fix a couple of missing or broken links. (markt,rjung) - </fix> - <fix> - Docs: Add 2008 news to main page and menues. (mturk, rjung) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.26 and 1.2.27"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - <bug>46109</bug>: Decay reply_timeouts even when lb method is - busyness. Also reset reply_timeouts during forced recovery. (rjung) - </fix> - <update> - AJP13: Recycle connection if previous request didn't complete. (mturk) - </update> - <update> - Maintain should not run multiple times in parallel. (mturk) - </update> - <fix> - Apache: Fix small memory leak during restart. (mturk) - </fix> - <update> - Improve signal handling during socket shutdown. (mturk) - </update> - <add> - URI Map: Add debug dump function for uri worker map. (rjung) - </add> - <update> - Add revision number to version info for non-release builds. (rjung) - </update> - <add> - IIS: Optionally allow chunked encoding for responses. - At the moment only usable, if build with ISAPI_ALLOW_CHUNKING - defined. Based on patch by Tim Whittington. (rjung) - </add> - <update> - IIS: Optionally use raw headers instead of CGI - headers. Fixes problem "underscore=dash" problem in - header names. At the moment only available, if build with USE_RAW_HEADERS - defined. (rjung) - </update> - <update> - IIS: Optionally improve IIS 5.1 compatibility. - At the moment only available, if build with AUTOMATIC_AUTH_NOTIFICATION - defined. Based on patch by Tim Whittington. (rjung) - </update> - <fix> - IIS: Fix memory corruption due to parallel initialization - by multiple threads. (rjung) - </fix> - <update> - Windows: Use non-default socket keepalive interval. (mturk) - </update> - <add> - IIS: Add environment variables JKISAPI_PATH and JKISAPI_NAME. (mturk) - </add> - <add> - Added socket_connect_timeout directive for setting the - connect timeout for the socket. This enables to have low - connection timeout but higher operational timeouts. (mturk) - </add> - <fix> - AJP13: - [<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5519"><b>CVE-2008-5519</b></a>] - Always send initial POST packet even if the client - disconnected after sending request but before providing - POST data. In that case or in case the client broke the - connection in a middle of read send an zero size packet - informing container about broken client connection. (mturk) - </fix> - <add> - AJP13: Added connection_acquire_timeout directive for setting the - absolute timeout the worker will wait for a free endpoint. (mturk) - </add> - <update> - Apache: Allow to set path parameter used when doing JkStripSession. (mturk) - </update> - <update> - Refactor retries implementation and change semantics of retries attributes. (mturk) - </update> - <update> - Status: Allow showing only a single member for a load balancer. (rjung) - </update> - <update> - Status: Add display of seconds since last statistics reset and access and - transfer rates. (rjung) - </update> - <add> - AJP13: Add a configurable retry_interval time. (rjung) - </add> - <update> - Documentation: Enhance description of connection_pool_size. (rjung) - </update> - <update> - IIS: Refactor error page generation. (mturk) - </update> - <fix> - IIS: SERVER_NAME variable can be the same for - multiple different server instances if requests - are handled according to the ip:port combination. - Use INSTANCE_ID variable to which the request - belongs instead. (mturk) - </fix> - <add> - Allow forwarding server error pages. This can be done - on per-uri basis using new use_server_errors extension. - (mturk) - </add> - <add> - Added session_cookie and session_path for configuring - default session identifiers. (mturk) - </add> - <update> - Use max_packet_size also as TCP send and receive buffer size. (mturk) - </update> - <update> - Apache: Do not allow Apache to start in multi-threaded mode if mod_jk - was only build for single threaded server (prefork). (mturk) - </update> - <fix> - <bug>45812</bug>: Add done() service method that - causes sending EOS bucket for Apache httpd 2.x. - This allows filter chain to work properly. (mturk) - </fix> - <add> - Added connection_ping_interval, ping_timeout and ping_mode directives. - (mturk) - </add> - <fix> - Apache: Use correct ld flags provided by apxs when building module. - Prevents some crashes on AIX for httpd 1.3 module. (rjung) - </fix> - <fix> - Documentation: "val" attribute numbering in status worker - needs to start with 0 instead of 1. (rjung) - </fix> - <update> - Documentation: Remove JNI parameters from sample configuration - in the workers generic howto. (rjung) - </update> - <fix> - <bug>45026</bug>: For Apache httpd 2.x add "Unknown Reason" - as the reason phrase, if we get an empty one from the backend. - Otherwise httpd 2.x returns status 500. (rjung) - </fix> - <fix> - Build: Fix Cygwin build. (rjung) - </fix> - <update> - Documentation: Add info to docs, that variables sent via JkEnvVar - are not listed in request.getAttributeNames(). (rjung) - </update> - <add> - Add watchdog background thread for Apache 2.x and IIS - doing internal maintenance (idle connection checks, backend probing). - See JkWatchdogInternal (Apache) and watchdog_interval (IIS). (mturk) - </add> - <update> - Change log level of some messages from error to info. (mturk) - </update> - <fix> - Documentation: Fix docs for worker attribute "secret". (rjung) - </fix> - <update> - Detect correct plugin name for various web servers via additional - preprocessor defines. (rjung) - </update> - <fix> - LB: Do not put loadbalancer node in error state if there is opened - channel. This fixes the bug when new connection fails due to - busyness, causing opened connections fail stickyness. - This brings back per-node busy counter and private state array - for each request. We can mark the state as error for failover to - work while still operating and reporting node as OK if there are - opened working connections. (mturk) - </fix> - <fix> - <bug>44738</bug>: Fix merging of JkOption ForwardURI* between virtual hosts. - Patch contributed by Toshihiro Sasajima. (rjung) - </fix> - <add> - URI Map: Add extension attributes to uri worker map. - Allowed are reply_timeout, active/disabled/stopped - and fail_on_status. - Usage currently only implemented for httpd and IIS. (rjung+mturk) - </add> - <fix> - URI Map: Make dynamic reloading atomic and free memory - not needed any longer. (rjung) - </fix> - <add> - Configure: Don't use post httpd 2.2.0 API functions when building - with new --enable-api-compatibility configure switch. (rjung) - </add> - <fix> - Apache: JkAutoAlias does not work in combination with JkMountCopy - if there are no JkMount in virtual host. (rjung) - </fix> - <update> - LB: Optimize state macros to improve performance. (rjung) - </update> - <add> - Apache: Allow dynamic setting of reply timeout using the environment - variable JK_REPLY_TIMEOUT. (rjung) - </add> - <add> - Status: Add manageability for ajp parameters of ajp - workers and ajp lb members. (rjung) - </add> - <update> - Status: Change parameter names of update action to - make them more easily distinguishable from other parameters. (rjung) - </update> - <add> - Status: Add ajp worker statistics also for - workers, that are not lb members. (rjung) - </add> - <update> - AJP: Refactor factories, move ajp13/ajp14 common parts into - ajp_factory. (rjung) - </update> - <update> - Status: Only sync shm worker config values of the workers - for which we changed values. (rjung) - </update> - <fix> - Status: Set lb_factor instead of distance. (rjung) - </fix> - <update> - Status: Minor layout changes, use drop down instead of multiple - text links. (rjung) - </update> - <update> - SHM: Use local copies of read mostly attributes of lb sub workers - in lb and status worker. (rjung) - </update> - <update> - Status: Add "dump" action to dump our initial configuration. (rjung) - </update> - <update> - Status: Use property table to decide which cmd action uses which - output elements. (rjung) - </update> - <update> - Common: Include original configuration map in worker_env - to make it available for workers, e.g. the status worker. (rjung) - </update> - <update> - LB: Refactor "route" return for httpd note. Don't use a - member of the worker_record, because that's not thread safe. (rjung) - </update> - <update> - Common: Refactor "retries", remove from service and jk_worker, - move into ajp worker instead. (rjung) - </update> - <update> - SHM: Use distinct structs for lb and ajp13 in shm. - Improves type safety and saves a few bytes. (rjung) - </update> - <update> - SHM: Remove unused attributes. (rjung) - </update> - <update> - SHM: Automatically determine shm size for all web servers. (rjung) - </update> - <update> - SHM: Make open/attach logging consistent for all web servers. (rjung) - </update> - <update> - Status: Include server local time in output. (rjung) - </update> - <fix> - <bug>44116</bug>: Fix handling of multiple JSESSIONID cookies. (rjung) - </fix> - <fix> - <bug>37850</bug>: Use thread safe localtime_r where appropriate. (rjung) - </fix> - <fix> - Use thread safe strtok_r on more platforms, especially AIX. (rjung) - </fix> - <update> - Status: Improve XSS hardening. (rjung) - </update> - <update> - <bug>35303</bug>: Move initialization of service members with defaults from - web server specific code to our generic jk_init_ws_service() function. (rjung) - </update> - <fix> - <bug>36385</bug>: Add missing prepost CPing/CPong directly after connect - in case prepost CPing is used, but no connect CPing. (rjung) - </fix> - <update> - <bug>37322</bug>: Apache: Enhance robustness of message formating - in jk_error_exit(). (rjung) - </update> - <fix> - <bug>44147</bug>: Multiple load balancing workers problem. (rjung) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.25 and 1.2.26"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - <bug>42003</bug>: Allocate memory instead using fixed size from - the stack. (mturk) - </fix> - <fix> - <bug>43229</bug>: Load balancer does not do fail over after - reply timeouts. (rjung) - </fix> - <fix> - JKStatus: Repair detailed Apache httpd version display. - This was broken for httpd version 2.2.4+. (rjung) - </fix> - <update> - LB/AJP: Refactoring of jk_connect.c, jk_ajp_common.c, - jk_lb_worker.c (rjung) - </update> - <fix> - Configure: Repair broken apxs auto-detection. (rjung) - </fix> - <update> - Configure: Remove trace logging from compiled code - via new --disable-trace configure switch. (rjung) - </update> - <update> - Common: Maintain idle connections in decreasing (LRU) - slot order. (rjung) - </update> - <update> - Apache: Create JK_WORKER_ROUTE and JK_REQUEST_DURATION notes for - access log even if no JkRequestLogFormat is set. (rjung) - </update> - <update> - JKStatus: Enhance URI to worker map listing for Apache httpd. - We now list maps for all virtual servers and not only - the one, in which JKStatus itself was called. (rjung) - </update> - <update> - JKStatus: Enhance URI to worker map listing. - Update stale uriworkermap.properties immediately. (rjung) - </update> - <fix> - <bug>43873</bug>: Fix small memory leak occuring during httpd restart. (rjung) - </fix> - <update> - Common: Allow '*' for the worker name in exclusion rules (resp. JkUnMount) - which will override all workers. (rjung) - </update> - <fix> - <bug>42038</bug>: Correct overlay of mounts and unmounts for IIS. (rjung) - </fix> - <fix> - <bug>43684</bug>: Replace JkMountFile by JkMountFileReload in - uriworkermap.properties docs. (rjung) - </fix> - <update> - Apache: Add new value "All" for JkMountCopy. (rjung) - </update> - <fix> - <bug>43516</bug>: Memory leak for Apache httpd module - of size 8KB for every virtual host without JK directive - after each restart. (rjung) - </fix> - <update> - Apache: Cleanup init and destroy of server configuration. (rjung) - </update> - <update> - Apache: Remove global configuration items from per server - configuration. (rjung) - </update> - <update> - Apache: Remove unused attributes secret_key and - automount/JkAutoMount. (rjung) - </update> - <update> - Cleanup of jk_uri_worker_map. (rjung) - </update> - <update> - Documentation: Small additions to JkShmFile documentation. - Contributed by Gerhardus Geldenhuis. (rjung) - </update> - <fix> - AJP13: Ignore flush packets before we received the response headers. (rjung) - </fix> - <fix> - Fix crash during startup when using worker configuration inheritance - (attribute "reference") and log level debug. (rjung) - </fix> - <fix> - AJP13: Match header names exactly against pre defined constants. Avoid - possible confusion with custom header names using a standard header name - as a prefix. (rjung) - </fix> - <fix> - jkstatus: Fix correct parameter validation at JkStatusUpdateTask and - JkStatusUpdateLoadbalancerTask ant tasks. Reported by Christian Mittendorf. (pero) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.24 and 1.2.25"> - <br /> - <subsection name="Native"> - <changelog> - <update> - IIS: Fix shm shutdown behaviour. (rjung) - </update> - <update> - General: fail_on_status used in a load balancer can optionally - do fail over without putting the failed worker in error state. (rjung) - </update> - <update> - NSAPI: Improve build description for Unix. (rjung) - </update> - <update> - NSAPI: Add initialization startup message containing JK version. (rjung) - </update> - <fix> - General: Declare static functions as static. (jim) - </fix> - <update> - Documentation: Clarify fail_on_status behaviour. (rjung) - </update> - <fix> - General: Do fail_on_status before returning the response headers. (rjung) - </fix> - <update> - NSAPI: Fix shm shutdown behaviour. (rjung) - </update> - <update> - NSAPI: Set return status even if request ended with an error. (rjung) - </update> - <update> - NSAPI: Allow using without shm_file on WIN32 and Netware. (rjung) - </update> - <fix> - NSAPI: Fix Crash of nsapi for log level debug and unset refect_unsafe. (rjung) - </fix> - <update> - NSAPI: Improve Solaris and Linux Makefiles for nsapi build. (rjung) - </update> - <fix> - Build: Improve pid_t type detection during configure on Solaris. (rjung) - </fix> - <update> - Build: Experimental build support for gcc on WIN32 and Netware. (fuankg) - </update> - <update> - Build: Makefile optimizations for Apache httpd 1.3/Netware . (fuankg) - </update> - <fix> - General: Fix missing flush bug introduced in 1.2.24. (rjung) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.23 and 1.2.24"> - <br /> - <subsection name="Native"> - <changelog> - <update> - Documentation: Improved workers.properties description in the - reference guide. (rjung) - </update> - <update> - Documentation: Add a HowTo about the various timeouts. rjung) - </update> - <update> - Logging: add milliseconds to the default timestamp format, - if we have gettimeofday(). (rjung) - </update> - <update> - Apache: add milliseconds (%Q) and microseconds (%q) as possible - JkLogStampFormat conversion specifiers. This does not use strftime(), - but needs gettimeofday(). (rjung) - </update> - <update> - IIS & Sun: Log service failures also, if return code is negative. (rjung) - </update> - <fix> - <bug>42849</bug>: Abort startup of Apache httpd 1.3 in case - mod_jk initialization failed. We already do the same - for Apache httpd 2.x. (rjung) - </fix> - <fix> - <bug>42849</bug>: Refuse to operate with IIS in case the - initialization failed. Instead requesting isapi_redirect.dll - 500 will be returned to the user. This is as closest as it - can get to Apache Httpd where we refuse to start the server - in case of fatal initialization errors. (mturk) - </fix> - <fix> - Load Balancer: Fix a deadlock in lb worker, which was exposed on Solaris - for threaded Apache MPMs. (rjung) - </fix> - <update> - Logging: handle LWP IDs as 32 Bit unsigned. Try to make - it work, although pthread IDs are opaque. (rjung) - </update> - <update> - JkStatus: Added manipulation of max_reply_timeouts. (rjung) - </update> - <update> - LB, Status: Add feature max_reply_timeouts, to make lb tolerant against - occasional long running requests. (rjung) - </update> - <update> - JkStatus: Added OK/IDLE as the successor of N/A. (rjung) - </update> - <update> - Status worker: Renamed runtime states. All states have a major - state (OK or ERR) and a substate. Changed the name N/A to OK/IDLE. - Added docs about the meaning of the states to the status worker - page in the reference guide. - No new states have been added to code. (rjung) - </update> - <update> - Common: Add recovery options for recovering idempotent http methods - HEAD and GET. (rjung) - </update> - <fix> - Correct documentation for worker attributes retries and - recovery_options. (rjung) - </fix> - <fix> - Make writing log lines and line endings more atomic. (rjung) - </fix> - <update> - Common: Refactored and unified jk_map_read_prop* and jk_map_load_prop* - for all use cases. (rjung) - </update> - <update> - Common/Apache/IIS/Netscape: Add an option to check decoded URLs for - potentially malicious constructions. (rjung) - </update> - <update> - IIS: Document auth_complete and uri_select. (rjung) - </update> - <update> - Apache/IIS/Netscape: Change the default forwarding encoding to the new - proxy method. (jfclere, rjung) - </update> - <update> - Common: Optionally reencode URIs before forwarding to the backend. - Based on the URI reencoding done bei httpd mod_proxy. (jfclere, rjung) - </update> - <update> - Common: auto-detect correct print format for pid_t. - This fixes at least compiler warnings on Solaris. (rjung) - </update> - <fix> - <bug>42608</bug>: Handle Content-length as unsigned 64Bit - to allow for huge up- and downloads. (rjung) - </fix> - <update> - Apache: Add forwarding uri to debug log. (rjung) - </update> - <update> - Docs: Clarify relation between worker names and jvmRoute for load balancing. (rjung) - </update> - <fix> - Use initial zero timeout for jk_is_socket_connected. The resulting - detection is the same but offers a huge performance increase - with mod_jk. In most cases the Operating System does not favor - the 1 microsecond timeout, but it rather rounds that up to much - higher value (frequency of interrupt timer which on most systems - defaults to 100Hz). - Patch provided by David McLaughlin. (mturk) - </fix> - <update> - NSAPI: Check correct log file and shm file configuration during startup. (rjung) - </update> - <fix> - NSAPI: Add support for the general options concerning retries, flushing - and connection persistance. (rjung) - </fix> - <fix> - NSAPI: fix crashes due to use of mount attribute in workers.properties. - Changed initialization order. (rjung) - </fix> - <fix> - Improved handling of libtool and discrepancies between CC env variable and - CC used during apache build by configure script. (rjung) - </fix> - <fix> - Always build with thread support, unless flag --enable-prefork - is set during for configure. (rjung) - </fix> - <update> - Use snprintf/vsnprintf from ap_snprintf.c for platforms other - than Windows, which might lack snprintf/vsnprintf implementations - when NOT build for Apache httpd 2.x/APR (e.g. Sub Web Server) - or without using configure. (fuankg) - </update> - <update> - Imported ap_snprintf() from Apache 1.3. (fuankg) - </update> - <fix> - Fix incorrect log object cleanup during statup, - leading to crashes at least on iSeries. (rjung) - </fix> - <update> - Add jk_stat() and jk_file_exists() as wrapper functions. - i5/OS V5R4 expects filename in ASCII for fopen but requires them - in EBCDIC for stat(). (hgomez) - </update> - <update> - i5/OS (AS/400) V5R4 port where Apache 2.0 modules should now use UTF8. (hgomez) - </update> - <update> - Docs: Add comments on i5/OS build for V5R4 and previous releases. (hgomez) - </update> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.22 and 1.2.23"> - <br /> - <subsection name="Native"> - <changelog> - <update> - [<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0450"><b>CVE-2007-0450</b></a>] - and - [<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1860"><b>CVE-2007-1860</b></a>]: - Change the default value of JkOptions to ForwardURICompatUnparsed. - The old default value was ForwardURICompat. - This should make URL interpretation between Apache httpd and - Tomcat consistent (prevent double decoding problems). (rjung) - </update> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.21 and 1.2.22"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - Refactor line endings logging to make it correct for all - platforms and webservers. (mturk) - </fix> - <update> - Added command line windows make files. (mturk) - </update> - <update> - Allow fail_on_status directive to be multi line. (mturk) - </update> - <fix> - <bug>42076</bug>: Fix name of new option from ForwardCertChain to - ForwardSSLCertChain as documented. (rjung) - </fix> - <fix> - Docs: Fix a couple of typos, change format of a few tables, - fix links to news pages. (rjung) - </fix> - <fix> - Fix correct URL for TC 6 examples in new IIS rewrite.properties - configuration example file. (rjung) - </fix> - <fix> - Add svn properties to several files. (rjung) - </fix> - <update> - Add TC 6 examples to uriworkermap.properties in config examples. (rjung) - </update> - <update> - Allow multiple status codes for fail_on_status directive. - The status codes can be delimited by space or comma characters. (mturk) - </update> - <update> - IIS. Added pcre like regular expressions for url rewrite rules. (mturk) - </update> - <fix> - <bug>41922</bug>: Apache 1.3. Enable JkEnvVar. (mturk) - </fix> - <update> - Apache. Add --enable-flock configure parameter for explicit - compilation of faster flock() system calls for OS supporting - those calls. By default the fcntl system call for locking will - be used that is a little bit slower but it can work on NFS - mounted volumes as well. (mturk) - </update> - <fix> - <bug>41562</bug>: Add Debug logging for read from client in ISAPI Redirector. - Contributed by Tim Whittington. (mturk) - </fix> - <update> - Apache. Add ForwardSSLCertChain JkOption. - Contributed by Patrik Schnellmann. (mturk) - </update> - <fix> - IIS. Do not forbid access to web-inf or meta-inf if there is - no mapped worker. This allows to have resource with those names - that are outside mapped contexts. (mturk) - </fix> - <update> - Apache. Use process id for creating shared memory name and delete shared - memory and shared memory lock files on exit. (mturk) - </update> - <fix> - IIS. Fix Keep-Alive regression introduced in 1.2.21. (mturk) - </fix> - <update> - Delete unused check for empty init_map during startup. (rjung) - </update> - <fix> - <bug>41770</bug>: Fix startup error if no JkWorkersFile is used. (rjung) - </fix> - <update> - Use JK_TRUE/JK_FALSE instead of OK/!OK as return values in init_jk(). (rjung) - </update> - <update> - Minor adjustments to apache startup log messages (when to use STDERR, remove - deprecated NOERRNO flag, shm warning and warnings for usage of default files). (rjung) - </update> - <update> - Replace APR precompiler directive by httpd mpm_query to detect MPM threading. - Add a debug log message about auto-detected pool size. (rjung) - </update> - <fix> - Make MMN check easier to understand and a little more precise - (for new ap_get_server_banner()/ap_get_server_description()). - We use the new API only for Apache httpd 2.3. This way our binaries are not - tightly coupled to a minor 2.0 version, and we don't use ap_get_server_banner() - any way. (rjung) - </fix> - <fix> - Use the full description string ap_get_server_description() instead of - the truncated info from ap_get_server_banner(), because this info gets used internally - (status worker display and ajp14 backend communication) and is not send back to the - normal user. (rjung) - </fix> - <fix> - <bug>41757</bug>: Document the "--enable-prefork" flag of configure. (rjung) - </fix> - <update> - Enhance log messages for failures when parsing attribute maps. (rjung) - </update> - <fix> - Correct log message during worker initialization, in case remote host could not be - resolved. We logged the default host name "localhost" instead of the configured one. (rjung) - </fix> - <fix> - <bug>41770</bug>: Fix the second part of the bug: local_worker and local_worker_only - is missing from the list of deprecated attributes (and not supported either), so prevents - the web server from startup. (rjung) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.20 and 1.2.21"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - [<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0774"><b>CVE-2007-0774</b></a>]: - A denial of service and critical remote code execution vulnerability. - Caused by buffer overflow in map_uri_to_worker() when URL were longer that 4095 bytes. - Reported by ZDI (www.zerodayintiative.com). - Please note this issue only affected versions 1.2.19 and 1.2.20 of the - Apache Tomcat JK Web Server Connector and not previous versions. - Tomcat 5.5.20 and Tomcat 4.1.34 - included a vulnerable version in their source packages. - Other versions of Tomcat were not affected. - </fix> - <add> - Check the worker. parameters and don't start if the parameter is not a valid one. (jfclere) - </add> - <add> - <bug>41439</bug>: Allow session IDs to get stripped off URLs of static - content in Apache by adding JkStripSession - directive (configurable per vhost). (mturk) - </add> - <add> - Change semantics of empty defaults for JkEnvVar variables. - Until 1.2.19: not allowed. In 1.2.20: send variables as empty strings, if - neither set to non empty in config, nor during runtime. - Starting with 1.2.21: If config has no second argument only send - variable if set (even when set to empty string) during runtime. - Allows good combination with condition attribute in tomcat access log. (rjung) - </add> - <fix> - <bug>41610</bug>: Fix incorrect detection of missing Content-Length - header leading to duplicate headers. Contributed by Boris Maras. (rjung) - </fix> - <fix> - Better build support for SunONE (Netscape/iPlanet) webservers. (jim) - </fix> - <add> - Add warning if duplicate map keys are read and are not allowed, - e.g. when parsing uriworkermap.properties. (rjung) - </add> - <fix> - Don't concat worker names, if uriworkermap.properties has a duplicate - pattern, instead overwrite the worker. (rjung) - </fix> - <fix> - Log deprecation message even in duplication case. (rjung) - </fix> - <fix> - uriworkermap.properties: Fix off-by-one problem when deleting - URL mapping during reloading of uriworkermap.properties. (rjung) - </fix> - <add> - <bug>41439</bug>: Allow session IDs to get stripped off URLs of static - content in IIS (configurable). (rjung) - </add> - <add> - <bug>41333</bug>: Refactoring isapi_plugin configuration reading. (rjung) - </add> - <add> - <bug>41332</bug>: Add some more errno logging and unify the format. (rjung) - </add> - <add> - JkStatus: Improved logging by adding status worker name to messages. - Added messages to the recover worker action. (rjung) - </add> - <add> - JkStatus: Refactoring searching for workers and sub workers. (rjung) - </add> - <add> - <bug>41318</bug>: Add configuration to make status worker user - name checks case insensitive. (rjung) - </add> - <add> - JkStatus: Add estimated time until next global maintenance to other - mime types and adopt jkstatus ant task. (rjung) - </add> - <add> - JkStatus: Show estimated time until next global maintenance. - Change displayed time until next recovery to a min/max pair. (rjung) - </add> - <add> - JkStatus: Allow a user of a read/write status worker to switch it - to and from read_only mode temporarily. (rjung) - </add> - <fix> - JkStatus: Do not show read/write commands in a read_only status worker. (rjung) - </fix> - <add> - JkStatus: Allow lb sub workers in error state to be marked for recovery - administratively from the status worker. (rjung) - </add> - <add> - Load Balancer: Do not try to recover multiple times in parallel. - Use additional runtime states "PROBE" and "FORCED". (rjung) - </add> - <fix> - JkStatus: Improve data synchronization between different processes. (rjung) - </fix> - <fix> - <bug>41381</bug>: Fix segfault in feature fail_on_status - (wrong order of log arguments). Patch by Juri Haberland. (rjung) - </fix> - <fix> - Use correct windows line endings for log file on WIN32 platform. (rjung) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.19 and 1.2.20"> - <br /> - <subsection name="Native"> - <changelog> - <add> - JkStatus Ant Task documentation page. (pero/rjung) - </add> - <add> - JkStatus Ant Tasks: Add new tasks for update and reset. (pero) - </add> - <update> - JkStatus Ant Tasks: Update for new xml status format. (pero) - </update> - <update> - Allow integer and string values when setting enumeration/boolean - attributes via status worker update action. (rjung) - </update> - <add> - Docs: New reference guide page for status worker. (rjung) - </add> - <update> - Docs: Renaming the config dir to reference and using the title - Reference Guide in the docs. (rjung) - </update> - <update> - Added retry_on_status for workers directive. (mturk) - </update> - <update> - Status Worker: Add directive to make property prefix - and good/bad rule configurable. (rjung) - </update> - <update> - Status Worker: Omit lb members when att=nosw. (rjung) - </update> - <update> - Status Worker: New command cmd=version for a short version output. (rjung) - </update> - <update> - Status Worker: New output stype mime=prop produces property lists. (rjung) - </update> - <fix> - Apache: Fix incorrect handling of JkEnvVar when Vars are set multiple times. (rjung) - </fix> - <update> - Renamed jvm_route to route. Deprecated jvm_route, but still use it as fallback - when parsing the worker configuration. (rjung) - </update> - <update> - IIS: Make uriworkermap file reload check interval configurable. (mturk) - </update> - <update> - Apache: Make uriworkermap file reload check interval configurable. (rjung) - </update> - <update> - Status Worker: Add directives for customizing the XML - output (ns, xmlns, doctype). (mturk) - </update> - <add> - Docs: New page with description of uriworkermap. (rjung) - </add> - <update> - Docs: Added short description of max_packet_size to worker - reference. (rjung) - </update> - <update> - Status Worker: All functions accessible also for xml and txt - mime types (list, show, update, reset). (rjung) - </update> - <update> - Status Worker: New global health indicators for load balancers - named bad (error, recovering or stopped), degraded (busy or disabled) - and good (the rest, active and OK or N/A). (rjung) - </update> - <update> - Status Worker: New edit page, to change one attribute for all - members of a load balancer. (rjung) - </update> - <update> - Status Worker: Standard logging for status worker. (rjung) - </update> - <update> - Status Worker: code refactoring. (rjung) - </update> - <update> - Status Worker: New attribute user (list) denies access, if - the request user in the sense of remote_user is not in this list. - Empty list = no deny (rjung) - </update> - <update> - Status Worker: New attribute read_only disables the parts - of the status worker, that change states and configurations. (rjung) - </update> - <fix> - <bug>36121</bug>: Don't change main uri when mod_jk serves - included uri. (markt) - </fix> - <update> - Apache VHosts: Merge JkOptions +base - -base + +vhost - -vhost. (rjung) - </update> - <update> - Apache Docs: Adding requirements, context information, default values and - inheritance rules to the Apache config documentation. (rjung) - </update> - <update> - Status Worker: Add source type to status worker, remove the redundant "context" - column in the map listing (context=uri). (rjung) - </update> - <update> - uriworkermap: On reload of the file, all old entries from the previous file - version get deleted, before the new ones are being read. (rjung) - </update> - <fix> - Keep normal maps and exclusion maps internally separate. Don't treat them - as the same when adding a rule. (rjung) - </fix> - <update> - Status Worker: Display mapping rules also for non-lb workers and in global view. (rjung) - </update> - <update> - Apache VHosts: Use the vhost log files instead of the main log. (rjung) - </update> - <update> - Apache VHosts: Allow individual timestamp formats by refactoring the formatting - method. (rjung) - </update> - <update> - Apache VHosts: Adding all missing config items to the virtual host level. - Don't overwrite the settings from the global server, but inherit them - in case they are not set in the virtual host. (rjung) - </update> - <update> - Apache: remove unnecessary function names from log messages. (rjung) - </update> - <update> - Apache: add a default log file location and a message, if the default gets used. (rjung) - </update> - <update> - Apache: add missing JK_IS_DEBUG_LEVEL() (rjung) - </update> - <update> - Apache VHosts: Allow JkWorkersFile, JKWorkerProperty, JkShmFile and JkShmFileSize - only in global virtual server. (rjung) - </update> - <update> - Add some more jk_close_socket() and reduce log level for some info messages. (rjung) - </update> - <update> - Load Balancer: Added the Sessions strategy. Contributed by Takayuki Kaneko. (rjung) - </update> - <update> - Docs: Minor enhancements and syncing with more recent versions. (rjung) - </update> - <fix> - <bug>40997</bug>: Separate uri mappings from their '!' - counterpart when checking for duplicates in uriworkermap - reloading. (rjung) - </fix> - <fix> - <bug>40877</bug>: Make sure the shared memory is reset on - attach for multiple web server child processes. (mturk) - </fix> - <update> - IIS: Added shm_size property to be able to deal with over 64 - workers configurations. (mturk) - </update> - <update> - IIS: Increase default thread count to 250, so its the same as Apache Httpd - default configuration. (mturk) - </update> - <fix> - <bug>40966</bug>: Fix socket descriptor checks on windows. (mturk) - </fix> - <fix> - <bug>40965</bug>: Initialize missing service parameters. (mturk) - </fix> - <fix> - <bug>40938</bug>: Fix releasing of rewrite map. - Thanks to Chris Adams for spotting that. (mturk) - </fix> - <update> - Apache: Added +FlushHeader JkOptions. (mturk) - </update> - <update> - Added explicit flush when AJP body packet size is zero. (mturk) - </update> - <fix> - <bug>40856</bug>: Fixing case sensitivity bug in URL mapping. (rjung) - </fix> - <fix> - <bug>40793</bug>: Documentation: Improvements to Apache HowTo provided by - Paul Charles Leddy. (markt) - </fix> - <fix> - <bug>40774</bug>: Fixing wrong recursion termination. This one restricted the - "reference" feature unintentionally to 20 workers. (rjung) - </fix> - <fix> - <bug>40716</bug>: Adding "reference" feature to IIS and Netscape. (rjung) - </fix> - <fix> - Documentation: Corrected SetEnvIf syntax in JK_WORKER_NAME example. (rjung) - </fix> - <fix> - Documentation: Added forgotten STATE and ACTIVATION notes for load balancer logging in Apache. (rjung) - </fix> - <update> - Apache: Use instdso.sh instead libtool: libtool does not work on HP-UX for example. (jfclere) - </update> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.18 and 1.2.19"> - <br /> - <subsection name="Native"> - <changelog> - <update> - Docs: Add SetHandler and new env var to Apache config docs. (rjung) - </update> - <update> - Apache 1.3: Backport "no-jk" feature. (rjung) - </update> - <update> - Apache: Add an environment variable to make SetHandler "jakarta-servlet" more - useful. The variable is JK_WORKER_NAME, but can be changed by the - new directive JkWorkerIndicator. (rjung) - </update> - <fix> - LB: Don't use single worker shortcut, if the single worker is being diabled. (rjung) - </fix> - <fix> - Status worker: Add short explanation of activation and error states to legend. (rjung) - </fix> - <fix> - Docs: Add meaning of zero timeout values for various timeouts - in workers.properties. (rjung) - </fix> - <fix> - LB: Cleanup of Mladens forced recovery. (rjung) - </fix> - <fix> - LB: Do not change lb_value for recovering workers to max, if - we are using BUSYNESS method. (rjung) - </fix> - <fix> - Apache: Since 1.2.14 mod_jk failed to detect client abort. (rjung) - </fix> - <fix> - Docs: Corrected description of JkEnvVar. (rjung) - </fix> - <fix> - Solaris: Detect filio.h in configure to make the new connection detection - build on solaris (r432825). (rjung) - </fix> - <update> - Add feature to force the recovery of workers that are - member of loadbalancer if all the members are in error - state. This fixes the time gap where 503 was returned - caused by recovery_timeout although the backend was - ready to handle the requests. (mturk) - </update> - <update> - Docs: Seperate deprecated directives in their own table. (rjung) - </update> - <update> - Docs: Allow "-" and "_" in worker names. (rjung) - </update> - <update> - Allow multiple lines with attributes "balance_workers" and "mount". (rjung) - </update> - <fix> - Make jk_is_some_property match more precisely. (rjung) - </fix> - <update> - JkStatus: Make refresh interval changeable. (rjung) - </update> - <fix> - JkStatus: Adjust display of recover time wrt. global maintenance. (rjung) - </fix> - <update> - LB: Resetting worker state from OK to NA, if worker has been idle - too long. (rjung) - </update> - <fix> - Avoid compiler warnings concerning the use of lb_*_type arrays. - Use functions instead. (rjung) - </fix> - <update> - Added %R JkRequestLogFormat option for Apache 1 and Apache 2. (mturk) - </update> - <update> - Allow changing jvm Route from status manager. (mturk) - </update> - <fix> - Do not retun 400 if Tomcat fails in the midle of the post - request. Return 500 insted. (mturk) - </fix> - <update> - LB: Combine ok/error/recovering/busy runtime states into a single scalar. (rjung) - </update> - <update> - LB: Combine active/disabled/stopped configuration states into a single scalar. (rjung) - </update> - <update> - LB: Add several Apache notes to enable standard logging for load balancer results. (rjung) - </update> - <update> - LB: Reorganisation of the main load balancer service loop. (rjung) - </update> - <update> - Implement hierarchical worker configuration via attribute "reference". (rjung) - </update> - <update> - Log deprecated properties. (rjung) - </update> - <fix> - IIS: Fix simple_rewrite for the cases where the - rewritten url is larger then the original one. (mturk) - </fix> - <update> - New JkOption "DisableReuse" to disable connection persistence. (jim) - </update> - <update> - LB: Move sessionid retrieval out of get_most_suitable_worker into service. (rjung) - </update> - <update> - Code cleanup for all service methods (use TRACE, JK_LOG_NULL_PARAMS, null pointer checks). (rjung) - </update> - <update> - JKSTATUS: add refresh link. No refresh for updates. Redirect to list view after update. (rjung) - </update> - <update> - Add new hook add_log_items into servers. (rjung) - </update> - <update> - APACHE httpd: Rename apache logging notes. (rjung) - </update> - <update> - LB: Rename lock and method constants. Add constants for defaults. (rjung) - </update> - <fix> - Default log level should be INFO and not DEBUG. - Default log level should be the same for all server types. (rjung) - </fix> - <fix> - Make rewrite_rule_map and log_level as non mandatory - directives for isapi_redirect. (mturk) - </fix> - <fix> - <bug>40107</bug>: Rewrite is_socket_connected function. - Non blocking socket is not used any more. (mturk) - </fix> - <update> - Allow building with VS2005 without too many warnings. (mturk) - </update> - <fix> - Decide by MMN, which piped log API we should use. - mod_jk 1.2.18 broke compilation with Apache 1.3 pre 1.3.28. (rjung) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.17 and 1.2.18"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - Using socklen_t in getsockopt. Also introducing jk_sock_t. (mturk) - </fix> - <update> - Allow recovery wait time below 60 seconds (new minimum is 1 second). (mturk) - </update> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.16 and JK 1.2.17"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - Fix hanging jk status worker when certain attributes are being updated - due to double locking. (rjung) - </fix> - <update> - Allow JkMount to behave like uriworkermap.properties - by parsing pipe symbol as two directive marker. (mturk) - </update> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.15 and JK 1.2.16"> - <br /> - <subsection name="Native"> - <changelog> - <update> - Added simple rewrite capability for IIS. Although simple it - will fulfill most needs. (mturk) - </update> - <update> - Added RECOVER_ABORT_IF_CLIENTERROR recovery_option that closes - the connection if client connection is broken during the request. (mturk) - </update> - <update> - Renamed cache_timeout directive to connection_pool_timeout. (mturk) - </update> - <update> - Added connection_pool_minsize directive. (mturk) - </update> - <update> - Deprecate recycle_timeout directive. (mturk) - </update> - <update> - Corrected some HTML syntax bugs in output of status worker. (rjung) - </update> - <update> - Added the refresh=n parameter to the status worker. It will update the display every n seconds. (rjung) - </update> - <update> - Balancer: Add attribute distance to balanced workers to express preferences between workers. (rjung) - </update> - <update> - Balancer: Add attribute jvm_route to balanced workers to be able to use the same target in different balancers. (rjung) - </update> - <update> - Status: Add lb_mult to status. (rjung) - </update> - <update> - Balancer: Make different balancing strategies work in a similar way (use lb_value, use decay during global maintenance, use integer factors for weights. (rjung) - </update> - <update> - Balancer: Improve locking. (rjung) - </update> - <update> - Balancer: Workers start slower after recovering. (rjung) - </update> - <update> - Balancer: Make different balancing strategies work in a similar way (use lb_value, use decay during global maintenance, use integer factors lb_mult for weights). (rjung) - </update> - <update> - Balancer: Move recovery check to global maintenance. (rjung) - </update> - <update> - Balancer: Add global maintenance method, that is called in only one process. (rjung) - </update> - <update> - Extend our use of autoconf to find a 32Bit and a 64Bit unsigned type and their printf formats. (rjung) - </update> - <update> - Logging: piped loggers for JkLogFile and Apache 1.3. (rjung) - </update> - <update> - Logging: Add PID to log lines for each log level apart from REQUEST. (rjung) - </update> - <update> - Logging: flush buffered logs to keep lines in correct order. Output final newline together with log message. (rjung) - </update> - <update> - Reducing shm size. (rjung) - </update> - <update> - Only log removing of old worker, when we actually do it. (rjung) - </update> - <fix> - <bug>37469</bug>: Fix shared memory close for forked childs. - The shared memory will be closed by the parent process. (mturk) - </fix> - <fix> - <bug>37332</bug>: Fix potential misuse of buffer length with - snprintf functions. (mturk) - </fix> - <fix> - <bug>38859</bug>: - [<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-7197"><b>CVE-2006-7197</b></a>] - Protect mod_jk against buggy or malicious - AJP servers in the backend. Patch provided by Ruediger Pluem. (mturk) - </fix> - <fix> - <bug>38889</bug>: Use worker map sorting depending on the path - elements, to comply with Servlet spec. Patch provided by - Steve Revilak. (mturk) - </fix> - <update> - <bug>36138</bug>: Added Busyness lb method. Patch provided - by Chris Lamprecht. (mturk) - </update> - <fix> - Fix pessimistic locking mode. The patch correctly handles the - burst load, by syncing the access to the shared memory data. (mturk) - </fix> - <fix> - <bug>38806</bug>: Reclycle worker even if it is disabled. - This fixes hot-standby workers in error state. (mturk) - </fix> - <fix> - <bug>37167</bug>: Allow building with BSD-ish like make. (mturk) - </fix> - <fix> - ISAPI plugin (isapi_redirect.dll) did not provide correct request data - for IIS - to include in the IIS log. (markt) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.14 and 1.2.15"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - Fix AJP13 Cookie2 parsing. Cookie2 was always send as Cookie. - Patch provided by Andre Gebers. (mturk) - </fix> - <fix> - <bug>35862</bug>: NSAPI plugin attempts to read freed memory and attempts to - dereference a null pointer. Patch provided by Brian Kavanagh. (markt) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.13 and 1.2.14"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - Fix lb for worker mpm's with cachesize set to lower number then - ThreadsPerChild is. If retries is set to value larger then 3 sleep for - 100 ms on each attempt. This enables to tune the connection cache, - and serialize incoming connections instead returning busy if connection - count is larger then cachesize. (mturk) - </fix> - <fix> - <bug>36525</bug>: Solaris core dump. (mturk) - </fix> - <fix> - <bug>36102</bug>: Worker actions do not persist. (mturk) - </fix> - <fix> - <bug>35864</bug>: Status worker doesn't list workers. - Patch provided by Martin Goldhahn. (mturk) - </fix> - <fix> - <bug>35809</bug>: JkMountCopy don't work for Apache 2.0 Patch provided by - Christophe Dubach. (mturk) - </fix> - <fix> - <bug>35298</bug>: Multiple JK/ISAPI redirectors on a single IIS site are not supported - Patch provided by Tim Whittington. (mturk) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.12 and 1.2.13"> - <br /> - <subsection name="Native"> - <changelog> - <fix> - <bug>34397</bug>: Emergency was handled as Error. (jfclere) - </fix> - <fix> - <bug>34474</bug>: // in URL were not handled correctly with Apache-1.3. (jfclere) - </fix> - <fix> - Use 64 bits int for transferred/read bytes. - </fix> - <update> - Added JkOptions +FlushPackets used to optimize memory - usage when sending large data. (mturk) - </update> - <update> - Added lock directive for load balancer that allows more acurate - load balancing in case of burst load. (mturk) - </update> - <update> - Added worker.maintain directive to allow customizing default 10 - second timeout. On busy servers this value needs to be set on - higher value. (mturk) - </update> - <fix> - Fix for NetWare compiler to deal with different types between AP13 - and AP2 SDKs. (fuankg) - </fix> - <update> - Emit much more legible user.dmp crash analysis output for WIN32. (wrowe) - </update> - <fix> - <bug>34558</bug>: Fix first failover request. (mturk) - </fix> - </changelog> - </subsection> -</section> - -<section name="Changes between 1.2.11 and 1.2.12"> - <br /> - <subsection name="Native"> - <changelog> - <update> - Added ForwardLocallAddres JkOptions flag for passing local instead remote - address. Useful for remote addr valve. (mturk) - </update> - <fix>Fix that worker not used, when stopped flag is true. (pero) - </fix> - <update> - Add loadbalance default worker secret attribute to the documentation (pero) - </update> - </changelog> - </subsection> -</section> - -<section name="Changes between 1.2.10 and 1.2.11"> - <br /> - <subsection name="Native"> - <changelog> - <fix>Backport SC_M_JK_STORED from JK2 for passing arbitrary - methods instead failing the request. (mturk) - </fix> - <fix>Added missing SEARCH and ACL http methods. (mturk) - </fix> - <update> - Add worker secret attribute to the documentation (pero) - </update> - <update> - Add a stopped flag to worker configuration. Set flag True and - complete traffic to worker is stopped. - Also update the Ant JkStatusUpdateTask at Tomcat 5.5.10 release. - Only usefull in a replicated session cluster.(pero) - </update> - <update>Added worker maintain function that will maintain all - the workers instead just the current one. This enables to recycle - the connections on all workers. (mturk) - </update> - <update>Use shutdown when recycling connections instead hard - breaking the socket. (mturk) - </update> - <update>Add unique directives checking. The directives if - unique are now overwritten instead concatenated. (mturk) - </update> - <update>Allow multiple worker.list directives. (mturk) - </update> - <fix> - <bug>34577</bug>: For IIS log original request instead loging - the request for ISAPI extension. (mturk) - </fix> - <fix> - <bug>34558</bug>: Make sure the returned status codes are the same - for ajp and lb workers. (mturk) - </fix> - <fix> - <bug>34423</bug>: Use APR_USE_FLOCK_SERIALIZE for setting log lock - on platforms like FreeBSD. Patch provided by Allan Saddi. (mturk) - </fix> - <fix> - <bug>33843</bug>: Fix obtaining LDFLAGS that were used for building - Apache HTTPD. Patch provided by Beat Kneubuehl. (mturk) - </fix> - <fix> - <bug>34358</bug>: Enable load balancer method configuration. (glenn) - </fix> - <fix> - <bug>34357</bug>: In some situations Apache 2 mod_jk could segfault - when the JkAutoAlias directive is used. (glenn) - </fix> - <update> - Add --enable-prefork to the documentation (pero) - </update> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.9 and 1.2.10"> - <br /> - <subsection name="Native"> - <changelog> - <update>Set default shared memory to 64K instead 1M. (mturk) - </update> - <fix>Do not mark the worker in error state if headers are - larger then AJP13 limit. (mturk) - </fix> - <update> - On Series you should use the latest PTF for Apache 2.0 - (which is now 2.0.52) and ad minima SI17402/SI17061 or cumulative - including them. (hgomez) - </update> - <update> - Change the xml status format to xml attribute syntax (pero) - </update> - <fix> - <bug>33248</bug>: Fix builds where apxs defines multiple - directories for APR includes. (mturk) - </fix> - <fix> - <bug>32696</bug>: Return 404 instead 403 when WEB-INF is requested - to comply with Servlet spec. (mturk) - </fix> - <update>Added ANT task for managing jkstatus. (pero) - </update> - <update> - If socket_timeout is set, check if socket is alive before - sending any request to Tomcat. (mturk) - </update> - <update> - Added JkMountFile for Apache web servers. This file can contain - uri mappings in the form (/url=worker), and is checked for - updates at regular 60 second interval. (mturk) - </update> - <update> - Added status worker for managing worker runtime data using - web page. (mturk) - </update> - <update> - Added load balancer method directive that is used for setting - the algorithm used for balancing workers. Method can be either - Request (default) or Traffic. (mturk) - </update> - <update> - Added shared memory to allow dynamic configuration. Shared memory - is needed only for unix platform and web servers having multiple - child processes. For Apache web server two new directives has been - added (JkShmFile and JkShmSize). (mturk) - </update> - <update> - Added textupdate mode to status worker to handle remote updates - from ant tasks.(pero) - </update> - <fix> - <bug>33562</bug>: Fix Reply_timeout when recovery_options - is larger than 1. Patch provided by Takashi Satou. (mturk) - </fix> - <fix> - <bug>33308</bug>: Fix segfaults when ForwardDirectories is enabled - with Apache 1.3 - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.7 and 1.2.8"> - <br /> - <subsection name="Native"> - <changelog> - <update> - Allow anyone to debug and diagnose stack dumps using windbg or any - other debugging tool, and (if they add the .pdb files to their - installation) to make sense of dr watson logs. - Patch provided by William A. Rowe (wrowe) - </update> - <fix> - Fix in_addr_t usage by using the real struct ignoring typedef. - Patch provided by William A. Rowe (wrowe) - </fix> - <fix> - Fix url rewriting by restoring the in place uri from which the - jsessionid was removed. (mturk) - </fix> - <update> - Make load balancer algorithm thread safe by introducing mutex - to the load balancer worker. (mturk) - </update> - <fix> - Fix sending error pages for IIS to client by adding Content-Type header - using correct api function call. (mturk) - </fix> - <fix> - <bug>32696</bug>: Prevent IIS from crushing when web-inf url was requested. (mturk) - </fix> - <update> - Use default cachesize for servers that support discovering the number of - threads per child process. (mturk). - </update> - <fix> - Fix Apache content-length header parsing using case insensitive compare. (billbarker) - </fix> - <fix> - Fix parsing AJP headers using case insensitive compare. (mturk) - </fix> - <fix> - Use infinite socket timeout if socket_timeout is set to zero or less then zero. (mturk) - </fix> - <update> - Change <b>balanced_workers</b> to <b>balance_workers</b> but keep - backward compatibility preserving the old directive. (mturk). - </update> - <fix> - Fix ajp initialization for workers with cache_size set to zero. (mturk) - </fix> - <update> - <bug>32317</bug>: Making mod_jk replication aware (Clustering Support). - Patch provided by Rainer Jung. (mturk). - </update> - <fix> - <bug>31132</bug>: Core dump when JkLogFile is missing from conf. (mturk) - </fix> - </changelog> - </subsection> -</section> -<section name="Changes between 1.2.6 and 1.2.7"> - <br /> - <subsection name="Native"> - <changelog> - <update> - Added new property named recover_time that can be used to change the - default 60 second recover time. (mturk) - </update> - <update> - Added custom retries for worker, so we don't depend on default setting. - If set to a number grater then 3, it will sleep for 100ms on retry greater - then 3 and then try again. (mturk) - </update> - <update> - Added JkWorkerProperty directive that enables omiting workers.properties file. - For example: JkWorkerProperty worker.ajp13a.port=8009. (mturk) - </update> - <fix> - Check all JSESSIONID cookies for a valid jvmRoute. If you have multiple Tomcats - with overlapping domains, then you can get multiple cookies without a defined order. - This will route correctly as long as the different domains don't have any - Tomcats in common. (billbarker) - </fix> - <update> - Added JkUnMount directive for negative mappings that works as opposite to JkMount directives. - It is used for blocking of particular URL or content type. (mturk) - </update> - <update> - Added wildchar match uri mappings. One can now use JkMount to - map /app/*/servlet/* or /app?/*/*.jsp. (mturk) - </update> - <update> - Rewrite the logging by adding Trace options. (mturk) - </update> - <update> - Added socket_timeout property that sets the timeout - for the socket itself. (mturk) - </update> - <fix> - Changed socket_timeout property to recycle_timeout. This better - explains what the directive actually does. (mturk) - </fix> - <fix> - Changed the load balancer algorithm. - The idea behind this new scheduler is the following: - lbfactor is <i>how much we expect this worker to work</i>, - or <i>the worker's work quota</i>. - lbstatus is <i>how urgent this worker has to work to fulfill its quota - of work</i>. We distribute each worker's work quota to the worker, and then look - which of them needs to work most urgently (biggest lbstatus). This - worker is then selected for work, and its lbstatus reduced by the - total work quota we distributed to all workers. Thus the sum of all - lbstatus does not change.(*) - If some workers are disabled, the others will - still be scheduled correctly. (mturk) - </fix> - </changelog> - </subsection> -</section> -<section name="JK 2"> -<p>JK2 has been put in maintainer mode and no further development will take place. -The reason for shutting down JK2 development was the lack of developers interest. -Other reason was lack of users interest in adopting JK2, caused by configuration -complexity when compared to JK. -</p> -</section> - -</body> -</document> |