gearman/ChangeLog

0.24


0.23 Wed Jun 29 13:26:26 PDT 2011
  * Defined workers can now return GEARMAN_SHUTDOWN.
  * Benchmark worker can now be told to shutdown.
  * Allocator code has been cleaned up (gearman_allocator_t).
  * Added "workers" option to gearadmin
  * Workers will now default to -1 as timeout (lowers CPU on gearmand server for non-active workers).
  * SO_KEEPALIVE is now enabled on client/worker connections.
  * By default, workers now grab the unique value of the job.

0.22 Sun Jun 19 20:32:18 PDT 2011
  * Added gearman_work_map() for gearman_work_t describer.
  * gearman_execute_by_partition() added. 
  * gearamn_task_attr_t added.
  * Additional documentation update.
  * Issue with PHP client using automated task free (Thanks Taneli Leppä!!)
  * Fixed issue where PHP client's custom allocator was free'ing memory that did not belong to it.

0.21 Wed Jun 15 21:01:04 PDT 2011
  * Support for "drop function" in admin client
  * Fixed issue where server would not report on a bad unique value due to size
  * Forces do operations to complete no matter how the worker is designed.
  * Tasks inherit actions from client, and use them throughout execution.
  * Support for namespaces.
  * gearman_worker_define_function() has been added. It allows jobs to map out work to other workers and then aggregate the results.
  * gearman_client_run_tasks() will now reset the IO state for all connections on exit if all hosts have been marked down. The next call will check all hosts.
  * Lots of bug fixes.

0.20 Fri Apr  8 09:25:15 PDT 2011
  * gearman_client_execute() interface added
  * New types of gearman_unique_t, gearman_function_st, gearman_workload_t
  * Better error reporting from clients.
  * Server no longer hangs because of bad job list.
  * First bit of work on supporting epoch portion of protocol. John Ewart, john@johnewart.net 
  * Improved error message handling in client. 
  * Updates for manpages.

0.19 Fri Apr  1 09:50:22 PDT 2011
  * Fix bug where gearman util would create duplicate output.
  * Update sqlite queue so that it uses a prepared statement.
  * Fixes a number cases where server was not initializing default values internally correctly.  
  * gearman_client_compare()  API added. Returns true if the client connections are connects are equivalent.

0.18 Tue Mar 15 13:32:33 PDT 2011
  * Bug fix for compile when no plugins are requested.
  * Bug fix where during startup using Drizzle or MySQL the server could crash.
  * Bug fix to make sure test programs will run if NULL sized objects are sent.


0.17 Tue Mar  8 08:27:04 PST 2011
  * gearadmin added, easy access to shutdown, version, and verbose commands on the server.
  * Bug fixes related to CLI.
  * Bug fixes related to Memcached support.
  * Bug fixes related to Drizzle support.
  * Dependency on boost now required for build.
  * Drizzle queue module expects that a schema named "gearmand" exists.
  * Fix copyright headers were needed.

0.16 Tue Feb 22 10:55:33 PST 2011
  * Fixed cases where silent failure of server for queues would not cause tests to fail.
  * Fix for failure when setsockopt() failed on new connection.
  * Fixed silen exit in client library based on signals.
  * Error log now reports failure location in compiled code for ERROR conditions.
  * Fix for failover.
  * Fixed issue in client where it would silently die based on signal issues.
  * "verbose" has been added to the string protocol. It allows you to see what the verbose setting is.

0.15 Mon Feb 14 18:44:32 PST 2011
  * Numerous issues around overflow on buffers are now fixed.
  * Updates on gearmand daemon to share a bit more code.
  * Numerious fixes for gearman command line client.
  * IPV6 fix for server.

0.14 Wed Jun 30 13:04:39 PDT 2010
  * Leak in SQLite resolved.
  * updated build configs
  * Increased testting.

0.13 Sun Apr  4 14:45:08 PDT 2010
 * Fix for bug #518512.
 * Use OR REPLACE syntax for inserting items into the sqlite.
 * Changed default bitfield optimize setting to only be off for Solaris.
 * Refactoring on server.
 * Various bug fixes as reported on mailing list, such as a bad return code and treating EHOSTDOWN as lost connection for FreeBSD.
 * Fixed bug #543402 so jobs taking more than max job retries will be removed from persistentn queue as well.
 * Check to make sure worker job results match assigned worker.

0.12 Thu Feb 18 11:28:49 PST 2010
 * Fixed bug where memory loss occured if data was too large.
 * Added gearman_strerror().
 * Fixed bug where setting an option off in mass would not trip any triggers on the option (for both worker and client).
 * Options that are internal can no longer be set by external callers.
 * Deprecated gearman_client_set_event_watch_fn() and gearman_worker_set_event_watch_fn.  
 * gearman_job_handle() and gearman_job_function_name() now return const char* pointers 
 * gearman_worker_unregister now returns GEARMAN_NO_REGISTERED_FUNCTION if the function does not exist (or is being removed)
 * Added gearman_worker_function_exist()
 * Trying to send too large of a piece of data will result in GEARMAN_ARGUMENT_TOO_LARGE.
 * Added support for gearmand command client to daemonize and create a pid file.
 * Fixed job handle comparison bug with WORK_FAIL responses.
 * Fixed disable assert configure option.
 * Build system updates.

0.11 - 2009-11-30
 * Added max wakeup-worker option to gearmand. Default is still to wakeup all.
 * API and documentation cleanup.
 * Fixed bug where task context free function was getting called for do() functions. This was PECL/Gearman bug #16899 as well.
 * Fixed bug #458912, not flushing with multiple gearmands in client.
 * Fixed PECL/Gearman bug #16847, was actually in C library and not in PHP.
 * Fixed C++ build/test/ issue, updated pandora build system.
 * Removed packet varargs function.

0.10 - 2009-09-28
 * Added timeout option.
 * Separated libgearman client/worker library from the server/gearmand code.
 * Added server option for max job retry.
 * Changed queue_libdrizzle to overwrite the password string to hide in ps.
 * Worker unregister bug fixed. Bug #372074
 * Added memory ownership functions so applications can pass control with tasks, jobs, and packets.
 * Changed gearmand to remap stdio to /dev/null for detaching. Bug #407242
 * Fixed bug that now allows workers to run concurrent jobs.
 * Changed behavior of sending NOOPs to one per PRESLEEP, rather than only having one in the outgoing queue at any time.
 * API cleanup to make the code more consistent and object-oriented.
 * Added more documentation for base classes, client, and worker.
 * Build system updates.

0.9 - 2009-07-20
 * Added libsqlite3 persistent queue support (Cory Bennett).
 * Added libpq (PostgreSQL) persistent queue support.
 * Updated autoconf build system.
 * Doxygen documentation cleanup.
 * Bug fix in HTTP protocol module.

0.8 - 2009-06-30
 * Added pluggable protocol support.
 * Added basic HTTP protocol support.
 * Updated autoconf build system.
 * Renamed modconf to gearman_conf.
 * Improved logging messages for gearmand.
 * Removed all struct memsets and packed structs for better memory usage.
 * Fixed client connect bug with multiple job servers.
 * Fixed server spinning bug with long running jobs and large workloads.

0.7 - 2009-05-31
 * Added libmodconf for config option processing. Eventually this will be split into a separate library. Updated gearmand and tests to use libmodconf.
 * Fixed persistent queue bug where jobs were not removed after replay.
 * Fix for bug #379198.
 * Changed done() function for queue, function_name is now passed to it as well as unique.
 * Fixed text protocol command response to be dynamic length.
 * Fixed libevent usage to support libevent 1.1 (still used in CentOS and Suse).
 * Added gearman_*_add_servers to client/worker interfaces for taking server lists.

0.6 - 2009-05-19
 * Changed behavior so forground jobs are not run when their connected clients disconnect. This is how the Perl server behaves.
 * Changed to named logging macros, making it easier for module writers to use.
 * Added persistent queue support with a libdrizzle module. This allows queue storage for both Drizzle and MySQL.
 * Added Solaris service scripts (Trond Norbye).
 * Fixed rpm building (make rpm).
 * Removed AI_V4MAPPED for client/worker connect lookup, not fully supported in all operating systems (like FreeBSD, bug #373060).
 * Support for gearmand to bind to multiple addresses.
 * Protocol document updates and fixes (Eric Day, Eric Herman).
 * Bind to specific hostname in gearmand (Brian Moon).
 * Minor cleanup and fixes.

0.5 - 2009-04-22
 * Threaded Gearman job server (gearmand).
 * More options to gearmand.
 * OSX bug fixes related to poll().
 * Fix for bug #357881.
 * Man page rework.

0.4 - 2009-03-30
 * New protocol additions such as UNIQ grab and assign for workers.
 * Support for high priority background jobs (Brian Moon).
 * Support for low priority jobs.
 * New priority queue in server to support new protocol options.
 * Reworked the unique ID checking in server.
 * Added hooks to aid in client memory cleanup.
 * Added gearman command line utility to allow you to use clients and workers from the shell.
 * Build fixes (Monty Taylor).
 * Basic init script added.
 * Fixed getopt bugs with variable type and EOF.

0.3 - 2009-02-05
 * Fixed I/O wait bug in packet parse.
 * Switched to different autoconf library detection method.
 * Added detach option to gearmand, can now run in background.
 * Reworked much of the client code for better concurrency and efficiency.
 * Added benchmark utilities.
 * Added man pages.
 * Changed port to new IANA assigned port, 4730.

0.2 - 2009-01-16
 * Improved gearmand efficiency by tracking events and reducing syscalls.
 * Reworked most of the worker code, it now reconnects to the job server.
 * Added version/bugreport options to gearmand (Brian Moon).
 * Fixed bug #315652, libevent usage.

0.1 - 2009-01-08
 * First release.