Fix errno return to line up with error on socket.
[awesomized/libmemcached] / ChangeLog
1 1.0.10
2 * --disable-assert has been removed from configure, and --enable-assert has been added in its place.
3 * Compiling fixes for Clang on OSX Mountain Lion.
4
5 1.0.9 Wed Jul 4 22:46:19 EDT 2012
6 * Faster close on socket.
7 * Instance allocation is now seperated from server interface. This should allow for a better preservation of ABI compliance from now on.
8 * Fix close on exec bug.
9 * Numerous other bug fixes.
10
11 1.0.8 Tue May 22 15:06:04 EDT 2012
12 * Added support for setting options via ENV variable LIBMEMCACHED
13 * Fix corner case on last used result.
14
15 1.0.7 Sat Apr 28 00:48:29 PDT 2012
16 * Add API call for exist calls.
17 * Update all license files to be BSD.
18
19 1.0.6 Sat Apr 7 18:26:49 PDT 2012
20 * Fixes for gcc 4.7, lp:961812
21 * Fix for restart issue that happens under testing.
22 * Fix for lp:962815.
23 * Support for transparent AES encryption.
24
25 1.0.5 Tue Mar 13 22:56:47 PDT 2012
26 * Fixes for OSX.
27 * Version is now parsed directly in the parser, which makes buffered operations now work with it..
28 * memstat has been extended so that it can be used to find the version of the server.
29 * Update documentation.
30 * Fixes for compile issues on Debian and Ubuntu
31
32 1.0.4 Thu Jan 26 22:33:54 PST 2012
33 * Fix for memcached_dump().
34 * Additional testing for memcached_stat_execute().
35
36 1.0.3 Sun Jan 8 18:11:36 PST 2012
37 * Increased size of sort buffer used during Ketama.
38 * Added support for new behavior to handle dead servers.
39 * Overall haul of UDP IO.
40 * Fixed C compile issue with memcached_exist()
41 * Numerous bug fixes.
42 * Clang support for OSX.
43 * All commands now using vector send support.
44
45 1.0.2 Mon Oct 24 08:00:48 PDT 2011
46 * Dropped libmemcached/memcached_util.h (undocumented header file)
47 * Added memcached_touch() and memcached_touch_by_key()
48 * UDP support restructured to toggle on a complete memcached_st structure.
49
50 0.53 Mon Sep 26 20:50:33 PDT 2011
51 * Fix for FreeBSD/OpenBSD and -lm
52 * Added memcached_exist()
53 * Fix for memory when using config test.
54 * CLI gained --quiet
55
56 0.52 Sun Sep 11 22:16:08 PDT 2011
57 * Build fixes for Ubuntu/Suse.
58 * Fixes for OSX Lion.
59 * Bug fix for looping back through dns lookups under certain failures.
60 * Fixes related to dead server failures.
61
62 0.51 Thu Jul 21 11:08:58 PDT 2011
63 * memcached_callback_set() now takes its data argument as const
64 * Update to tests.
65 * Fix in parser for port number.
66
67 0.50 Mon Jun 20 10:36:57 PDT 2011
68 * Updates to C++ interface
69 * Custom free allocators need to now check for value before calling free.
70 * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
71 * Fix for stats structure.
72 * Updates to documentation.
73 * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
74
75 0.49 Thu Apr 14 08:43:37 PDT 2011
76 * Fix calls to auto methods so that if value is not passed in nothing bad happens.
77 * New parser calls for generating memcached_st objects.
78 * New error system.
79 * New flow control for messages means faster get/set calls.
80 * Added new documentation system.
81 * A behavior change has been now made that if you specify a weight for any server, we enable the weight flag and do weight balancing.
82 * Added MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS to simplify the setting of AUTO REJECT for servers.
83
84 0.48 Tue Mar 15 23:05:18 PDT 2011
85 * Fix memory leak in server parse.
86 * Move test framework out to be its own library (easier to work with Gearman).
87
88
89 0.47 Wed Feb 23 18:46:48 PST 2011
90 * Additional fixes for OpenBSD.
91 * Bug fix 677609, 456080.
92 * SIGPIPE fix for Linux send().
93 * memcapable can now test ascii or binary based on flags.
94 * Additional build fixes for SASL.
95
96
97 0.46 Mon Feb 14 10:28:01 PST 2011
98 * Fixes a number of corner case bugs.
99 * Fixes related to OpenBSD.
100 * Better testing for protocol version.
101 * Removes special case infinite wait on blocking setup.
102
103 0.45 Tue Feb 8 16:02:06 PST 2011
104 * Add support for systemtap
105
106 0.44 Wed Sep 22 21:57:57 PDT 2010
107 * Windows bug fixes.
108 * Hudson port support in test harness.
109 * Improved portability of test hanrness.
110 * SASL fixes.
111
112 0.43 Wed Jul 28 16:29:47 PDT 2010
113 * Added --args to memstat so that a greater range of values can be returned.
114 * Prelimanary support for Windows.
115 * memcached_stat_execute() merged.
116
117 0.42 Tue Jul 6 12:29:50 PDT 2010
118 * Mistake in libtool caused issue with library version
119
120 0.41 Wed Jun 30 13:15:19 PDT 2010
121 * Added --file for memcat.
122 * Added limemcached_ping() to libmemcached_util
123 * Bugfix for some cases where connect would have issues with timeout.
124 * Wrong value for errno given as error on an IO failure inside of poll.
125 * Bug fix for issue where multiple interfaces with bad DNS were not being caught.
126
127 0.40 Thu Apr 22 19:01:25 PDT 2010
128 * Placed retry logic in for busted resolvers
129 * Add an ignore for SIGPIPE to solve OSX issues.
130 * A couple of fixed for memcached_light server.
131 * Updated to debug mode to track io_wait
132
133 0.39 Tue Apr 6 12:35:13 PDT 2010
134 * Add support for prefix keys to binary protocol.
135 * Remove the undocumented call memcached_server_remove().
136 * The undocumented call memcached_server_by_key() now returns const.
137 * memcached_server_error_reset() has been deprecated.
138 * memcached_server_list() has been deprecated. Use memcached_server_cursor() to walk the servers found in a memcached_st() structure.
139 * memcached_verbosity() can now be run concurrently with other operations.
140 * SASL support.
141 * Fixes memory leak found in EJECT HOSTS.
142
143 0.38 Wed Feb 10 09:40:33 PST 2010
144 * C++ interface for libhashkit.
145 * Modified memcached_set_memory_allocators() so that it requires a context pointer.
146 * memcached_clone() now runs 5 times faster.
147 * Functions used for callbacks are now given const memcached_st.
148 * Added MEMCACHED_BEHAVIOR_CORK.
149 * memslap now creates a configuration file at ~/.memslap.cnf
150 * memcached_purge() now calls any callbacks registered during get execution.
151 * Many fixes to memslap.
152 * Updates for memcapable.
153 * Compile fixes for OpenBSD.
154 * Fix for possible recursive decent on IO failure.
155
156 0.37 Mon Jan 11 16:29:57 PST 2010
157 * Fixed build for libhashkit.
158 * Fixed install path regression.
159 * Modified RPM to strict check install.
160 * Added documentation for memcached_server_cursor();
161 * Added memcached_servers_reset().
162 * Modified memcached_st to remove dead cursor_server member.
163
164 0.36 Wed Jan 6 18:23:50 PST 2010
165 * Merged in new memslap utility.
166 * All of constants.h has been updated to match style (all old identifiers continue to work).
167 * Added first pass for libhashkit.
168 * Updated test Framework/extended tests.
169 * Random read support during replication added.
170 * Modified use_sort so that the option can be applied to any distribution type.
171 * We removed the MEMCACHED_BEHAVIOR_KETAMA_COMPAT_MODE added in 0.35. Instead use memcached_behavior_set_distribution().
172
173 0.35 Mon Nov 9 11:18:33 PST 2009
174 * Added support for by_key operations for inc/dec methods.
175 * Added mget test to memslap.
176 * Support for compatible ketama for SpyMemcached
177 * Update C++ interface.
178 * Fix for memcp
179
180 0.34 Tue Oct 13 08:39:51 PDT 2009
181 * Added support for setting behavior flags on a connection pool.
182 * Don't increment server_failure_counter on normal disconnects.
183 * Added prototype for a callback based protocol parser (server side) with examples so that you could let your own application speak the memcached protocol
184 * Updated memcapable to test ASCII protocol.
185 * Changed behavior so that server can be removed at first sign of failure.
186 * Added memcached_server_get_last_disconnect() call
187
188 0.33 Wed Sep 23 10:11:58 PDT 2009
189 * Added memcapable to test servers for binary compatibility.
190 * Updated C++ interface. Added basic support for C++ exceptions. Added multiple constructors the memcached client object. The C++ interface now takes parameters which are C++ types (such as std::string).
191 * Several bug fixes for binary protocol support.
192 * Fixed crashing issue with dumping from memcachd server (server internals were changed without documenting change).
193
194 0.32 Tue Sep 15 15:49:09 PDT 2009
195 * Change of behavior where linger is only modified for no-block and then it is set to zero.
196 * Added Twitter's memcached_server_error() functions.
197 * Fix for OSX compiles in development builds.
198 * Updated C++ interface.
199 * Updated memcached_mget and memcached_mget_by_key to take a size_t as a parameter instead of an unsigned int for number_of_keys.
200
201 0.31 Fri Jul 10 09:02:50 PDT 2009
202 * Added support or HA via replication.
203 * malloc() removed for server key usage.
204 * Update build system.
205 * Added support for memcached_set_memory_allocators().
206 * Fixed bug in configure.ac for have_htoll.
207
208 0.30 Sun May 31 17:31:52 PDT 2009
209 * Added memcachd_dump command (and framework for memdump tool).
210 * Realigned all structures to remove padding (and line up important bits for 64bit caches.
211 * Remove some of sprintf() in storage calls().
212 * Removed printf() in stat call for unknown stat member.
213 * memcached_generate_hash() function added.
214 * Added tests to make sure all hash functions are stable.
215
216 0.29 Tue May 19 08:26:48 PDT 2009
217 * Fixed malloc usage to calloc for spots where we need zero filled memory.
218 * All code warnings now treated as errors.
219 * Fixes for debian packaging.
220 * Added new pooling mechanism.
221 * MEMCACHED_BEHAVIOR_NO_BLOCK no longer also sets MEMCACHED_BEHAVIOR_BUFFER_REQUESTS.
222 * Updated generic rpm.
223
224 0.28 Tue Apr 14 18:56:28 PDT 2009
225 * Fixed bug in init sructure (reapplied)
226 * Fixed bug in get/set by key (nikkhils@gmail.com)
227
228 0.27 Sun Mar 29 22:33:01 PDT 2009
229 * Added new UDP fire-forget mode.
230 * Reworked performance for mget() to better make use of async protocol
231 * Cleaned up execution of fetch (just one set of code now)
232 * Fixed Jenkin's for big endian hosts.
233 * Updates for memstat to determine network latency.
234 * Updates for binary protocol.
235 * Many updates to documentation.
236
237 0.26 Thu Jan 29 13:05:50 PST 2009
238 * Fix for decrement on hash key
239 * Fixed assert that was catching bad memset() call in host_reset()
240 * Fix purge issue for blocked IO which has been stacked.
241
242 0.25 Fri Nov 28 09:59:35 PST 2008
243 * Jenkins HASH added.
244 * Update of Murmur hash code
245 * Support explicit weights (Robey Pointer, Evan Weaver)
246 * Bugfix for ketama continuum (Robey Pointer)
247 * New behavior MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY (Robey Pointer)
248 * Don't ever call stats for weighting servers, because it is unstable.
249
250 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
251 * Cleanup compile warnings.
252 * Fix issues in partitioning by keys.
253 * Fixed "fail case" to make sure when calling memcached_clone() no memcached_st is over written.
254 * New memcached_server_by_key() method for finding a server from a key.
255 * memcached_server_free() was added for freeing server structures.
256
257
258 0.23 Sun Sep 7 08:13:59 PDT 2008
259 * Added strings.h header for Solaris 9
260 * Solaris 64bit fix.
261 * Support for weighted Ketama from Yin Chen.
262 * Fix for Chinese
263 * Fix for 0 length key to trigger bad key.
264 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
265 * Support for Binary Protocol added
266
267 0.22 Mon Jul 14 09:24:11 PDT 2008
268 * Fix where master key was no being checked for "bad key"
269 * Fixed bugs in stats output (thread output was wrong)
270 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
271 * Found a bug in Flags return (Jacek Ostrowski)
272 * Fixed issue with compiling on Visual Studio
273
274 0.21 Fri May 23 18:34:09 PDT 2008
275 * Change of char * to const char * for all key based functions.
276 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for values.
277 * Fixed bug introducd in last version on memcp
278 * Fix for death of file io to call shutdown()
279
280 0.20 Mon May 5 08:34:26 PDT 2008
281 * New consistent distribution tests.
282 * Found a memory leak when a server constantly fails.
283 * Fix in watchpoint macro
284 * Changed default timeout to 1 second for poll timeouts
285 * Wheel uses less memory/dynamic allocation for size (no longer limited to 512 hosts by default.
286 * memslap memory leak fix
287 * Added Ketama distribution
288 * Fix assert.h compile problem on CentOS
289
290 0.19 Wed Apr 9 09:30:53 PDT 2008
291 * Documentation fix in libmemcached.
292 * Fixed bug where sort was always occuring on hosts
293 * Logic fix in branch prediction (thanks Jay!)
294 * Read through cached support.
295 * Fixed for cas by key operation.
296 * Fix for memcached_server_st list structures to have correct count.
297 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
298 * Removed function call in favor of macro (aka cut out some instructions)
299
300
301 0.18 Sun Mar 16 21:57:55 PDT 2008
302 * Fix plus tests for non-zero value objects and flags.
303 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
304 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping on timeout.
305 * gcc branch prediction optimizations
306 * Refactored entire tree to make include files cleaner
307 * Fixed leaked socket.
308
309 0.17 Wed Feb 27 03:33:29 PST 2008
310 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in non-block mode.
311 * Incompatible change in memcached_behavior_set() api. We now use a uint64_t, instead of a pointer.
312 * Fix for storage of values for zero.
313 * memcached_server_cursor() function added to API for cycling through servers.
314
315 0.16 Mon Feb 18 00:30:25 PST 2008
316 * Work on the UDP protocol
317 * Added get_by_key, set_by_key tests for C++ API
318 * Fix for limit_maxbytes to be 64bit in stats
319 * Added Atom Smasher test (scale baby, scale!)
320 * Servers are now sorted, meaning that servers are now ordered so that clients with the same lists, will have same distribution. (Idea from Ross McFarland). MEMCACHED_BEHAVIOR_SORT_HOSTS was added to enable this support.
321 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations. MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
322 * More error messages on command line tools.
323 * Fixed bugs in memcached_cas() operator.
324 * Fix to loop through interfaces
325
326 0.15 Tue Jan 29 14:55:44 PST 2008
327 * More work on the C++ API.
328 * Bug fixes around block corner cases.
329 * Slight performance increase in both read() and write().
330
331 0.14 Tue Jan 22 06:21:49 PST 2008
332 * For for bug found by Evan Weaver where increment() was not returning propper error of value was not found.
333 * Fix for bad null pointer on flag by Toru Maesaka.
334 * Refactor of all IO to just pass in the active server
335 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in support/libmemcached.pc.in (Thanks to Ross McFarland).
336 * Added memcached_callback_get()/set()
337 * First prototype of C++ interface
338 * Updated docs for uint16_t changes in previous release
339
340 0.13 Sun Jan 13 06:51:50 PST 2008
341 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
342 * Fix for failure to connect to invalidate socket.
343 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
344 * Kevin's patch for fixing EOF issues during a read.
345 * Toru Maesaka patch for stats mismatch
346 * Fix for when CRC return 0
347 * Fixed uint16_t issues around flags. Turns out the documentation on the protocol was wrong.
348 * Lingering socket fixes for FreeBSD.
349 * Patches from Kevin Dalley for FreeBSD 4.0
350 * Added multi delete functions.
351 * All get key returns have C style null termination
352 * If memcached_server_list_append is passed NULLs instead of pointers it returns NULL.
353 * Added memcached_fetch_execute() method
354 * Found a bug where memcached_fetch() was not null terminating the result value.
355 * memcached_behavior() now has the ability to set "buffering" so that data is not automatically flushed.
356 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
357
358 0.12 Tue Dec 11 15:20:55 PST 2007
359 * Updates for consistent hashing
360 * IPV6 support
361 * Static allocation for hostname (performance)
362 * Fixed bug where in non-block mode all data might not have been sent on close().
363 * Refactor of memcached_get() to use common code.
364 * Change in value fetch, MEMCACHED_END is now returned when keys are no longer in the pipe.
365 * Fixed bug where key could be out of range of characters
366 * Added _by_key() methods to allow partitioning of values to particular servers.
367 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
368 * Performance improvements in get operations.
369
370 0.11 Mon Nov 26 01:05:52 PST 2007
371 * Added option to memcache_behavior_set() so that poll() can be timed out.
372 * Fixed memory leak in case of using memcached_fetch_result() where no value was returned.
373 * Bug fixed in memcached_connect() which would cause servers that did not need to be enabled to be enabled (performance issue).
374 * Rewrote bounds checking code for get calls.
375 * "make test" now starts its own memcached servers.
376 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7% performance over standard hash.
377
378 0.10 Tue Nov 20 23:22:31 PST 2007
379 * Added append binary test.
380 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on multiple DNS lookups.
381 * Added CAS support, though this is optional and must be enabled during runtime.
382 * Added the utility memerror to create human readable error strings from memcached errors (aka convert ints to strings)
383 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
384 * Fixed bug where hostname might not be null terminated
385 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
386 * Added -rpath support for pkg-config
387 * Documentation fix for hash setting using memcached_behavior_set()
388
389 0.9 Thu Nov 15 07:44:00 PST 2007
390 * fix for when no servers are definied.
391 * different buffers are now kept for different connections to speed up async efforts
392 * Modified increment/decrement functions to return uint64_t values
393 * Fixed bug in cases where zero length keys were provided
394 * Thread cleanup issue in memslap
395 * No hostname lookup on reconnect
396 * Fix for flag settings (was doing hex by accident!)
397 * Support for 1.2.4 server additions "prepend" and "append" added.
398 * Added memcached_version()... not sure if I will make this public or not.
399
400 0.8 Mon Nov 5 10:40:41 PST 2007
401 * Adding support for CRC hash method
402 * Adding support for UNIX sockets
403 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
404 * Added pkgconfig support (PKG_CHECK_MODULES)
405 * Fixed conflict with defined type in MySQL
406 * Added memcached_result_st structure and functions to manipulate it.
407
408 0.7 Tue Oct 30 09:24:05 PDT 2007
409 * Poved to poll() from select()
410 * Fixes in internal string class for allocation of large numbers of strings.
411 * memcached_mget() function now sends keys as it parses them instead of building strings as it goes.
412 * Propper flush now for making sure we get all IO sent even when in non-block mode.
413 * Added --enable-debug rule for configure
414 * All asserts() removed (hey this is going into production!)
415
416
417 0.6 Wed Oct 17 08:41:35 PDT 2007
418 * get value returns are now null terminated (request by Cal Heldenbrand)
419 * Fixed connections for more hosts then two.
420 * Rewrite of the read/write IO systems to handle different sorts of host failures.
421 * Added man pages for all functions and tools
422 * Raised buffer size for readinng/writing to 16K
423 * You can now optionally set the socket size for recv/send via memached_behavior_set/get.
424
425 0.5 Tue Oct 9 00:22:25 PDT 2007
426 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
427 library as well. (Eric Hodel drbrain@segment7.net)
428 * Added support script for set_benchmark
429 * Updated memslap to allow testing of TCP_NODELAY
430 * Updated memslap to support --flush (aka dump memcache servers before testing)
431 * Fixed bug in multiple hosts not being activated
432 * Added environmental variable MEMCACHED_SERVERS which can be used to set the servers list.
433 * fixed memcached_stat method (and now memstat works)
434 * server connect now happens on demand.
435 * Help for all command line applications
436
437 0.4 Wed Oct 3 10:28:50 PDT 2007
438 * Added buffered IO to write calls for keys
439 * Added buffered IO for reads
440 * memstat was broken (bad if/else on connect)
441 * New non-blocking IO (not default yet). Mucho faster
442 * Refactor of test system.
443 * memslap crash solved
444
445 0.3 Mon Oct 1 06:37:52 PDT 2007
446 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
447 * Added "make rpm" around dist file
448 * Added support for Solaris
449 * Added support for DTrace
450 * Fixed read to be recv and write to be send
451 * Bug fix where memstat would core if no server was found
452 * Added memslap tool (load generator)
453 * Numerous bug fixes in library
454 * Added calls to library for creating host lists (see text cases to understand how to use this).
455
456 0.2 Thu Sep 27 03:46:57 PDT 2007
457 * First public version
458