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|
2006-02-09 00:51 sean@gigave.com
* src/memcache.c: > 2. I believe the mcm_get / mcm_fetch_cmd
combination computes hashes
> more than once. Adding at least a "if (res->hash == 0)" at the
> beginning of the loop in mcm_fetch_cmd should save a few
cycles. Most
> probably it's actually not needed at all, but I don't know the
code
> enough to be sure (especially with the "shortcuts").
>
> 3. You may use TAILQ_FOREACH for that loop (for readability)
and the
> "i" variable does not seem to be used in any way (it's
probably a
> leftover from an older version?)
>
> 4. The two callback calls are confusing at first, a quick
additional
> comment may be useful.
>
> 5. The code presumes that the server will send keys in the
order they
> were requested. Even though that is the case at the moment
with the
> standard server, the protocol description does not guarantee
this.
Submitted by: Jacques Caron <jc@oxado.com>
2005-11-29 19:50 sean@gigave.com
* src/memcache.c: Chrys Hyde pointed out one read(2) call that
wasn't wrapped by a
select(2) call. Fix and address this.
2005-11-29 18:43 sean@gigave.com
* src/buffer.c, src/memcache.c: Fix typeos in two of the previous
bug-fix commits.
2005-11-29 18:41 sean@gigave.com
* src/buffer.c: Fix a bug in large multi-get requests.
2005-11-29 18:40 sean@gigave.com
* src/memcache.c: Fix multi-get when there are missing keys in a
multiget key list.
2005-11-29 18:36 sean@gigave.com
* configure.ac, include/memcache.h.in, src/memcache.c: Fix
compilation on Solaris systems.
Fix interrupted system calls.
Clear errors on connections in the attempt to reuse an
established
connection.
With these changes, dead servers should no longer be problematic.
2005-11-28 20:55 sean@gigave.com
* include/memcache.h.in, src/memcache.c: Fix a few server timeout
issues. Old code was using '&' and new code
needs to use '|'. Funny how the meaning changes between the two.
2005-10-13 22:22 sean@gigave.com
* src/memcache.c: Initialize the context in the context allocation
routine and not in
mcm_new().
Pointed out by: John McCaskey
2005-09-26 12:23 sean@gigave.com
* src/memcache.c: There are days when I just can't win... fix
get_line() correctly,
including scanning optimization.
2005-09-25 18:10 sean@gigave.com
* configure.ac, include/memcache, test/benchmark: Stamp 1.4.0b9.
Add a few more files for svn(1) to ignore.
2005-09-25 18:08 sean@gigave.com
* configure.ac, include/Makefile.am, include/_buffer.h,
include/buffer.h, include/memcache, include/memcache.h.in,
include/memcache/Makefile.am, include/memcache/_buffer.h,
include/memcache/buffer.h, src/buffer.c, src/memcache.c: Move
include/buffer.h and include/_buffer.h into include/memcache/.
Users of 1.4 should remove include/buffer.h and include/_buffer.h
since they are now stale include files.
Introduce a few cleanups from pibm by making more judicious use
of
mcm_get_line() instead of using "foo + MCM_CSTRLEN("\r\n")".
This
eliminates any degree of trust necessary to scanning data. I'm
a bit
skeptical of some of these changes, but have had him report
success
with them in production (to date I have been unable to reproduce
these
kinds of bugs).
This is the last change to the library that I'm going to make
before
introducing mmap(2)'ed buffers.
2005-09-25 17:31 sean@gigave.com
* include/buffer.h, src/buffer.c: Mark a few of the more simple
math functions inline.
2005-09-24 16:44 sean@gigave.com
* configure.ac: Stamp 1.4.0b8. Hopefully this is the last of
these buggers.
2005-09-24 16:43 sean@gigave.com
* m4/acinclude.m4: Tired of having my regen script fail, fix
permanently.
2005-09-24 16:27 sean@gigave.com
* src/memcache.c: Fix the last of the short read problems acording
to Scott Wilson.
2005-09-19 17:14 sean@gigave.com
* configure.ac: Roll 1.4.0b7
* src/buffer.c: Fix a small bug with buffer debugging.
2005-09-19 17:12 sean@gigave.com
* src/memcache.c: Fix ultra-braino. Meant to say, size greater
than or equal to, not
less than or equal to.
Pointy hat to: sean@
Submitted by: Scott Wilson
2005-09-16 16:57 sean@gigave.com
* COPYING, INSTALL, Makefile.am, configure.ac, doc/Makefile.am,
doc/memcache.4, include/Makefile.am, include/_buffer.h,
include/buffer.h, m4/Makefile.am, regen, src/Makefile.am,
src/buffer.c, src/crc32_table.h, test/Makefile.am,
test/benchmark/Makefile.am, test/benchmark/benchmark.c,
test/buffer_recycle/Makefile.am,
test/buffer_recycle/buffer_recycle.c, test/long_val/Makefile.am,
test/long_val/long_val.c, test/regress/Makefile.am,
test/regress/regress.c, test/unit/Makefile.am,
test/unit/check_buffer.c: Remove Nexadesic RCS tags.
2005-09-16 06:06 sean@gigave.com
* configure.ac, include/memcache.h.in, src/memcache.c: Use #define
macros where appropriate to mask the need for developers
to be consistent with the function signature. Instead, they
just need
to use these macros and they'll be automatically covered from
source
incompatibility problems.
Begin the 1.4.0.b6 stamp process.
Move check for hashing of keys from the caller into the
mcHashKey()
function, which is actually implemented by mcm_hash_key_func().
Gives
other hash producers the opportunity to override this
functionality
and ensure that it always hashes, if they so choose.
2005-09-10 14:39 sean@gigave.com
* src/memcache.c, test/redundant_server,
test/redundant_server/redundant_server.c: Few fixes to make sure
that server failover works when desired, but
can easily be disabled with the server find function.
2005-09-10 13:47 sean@gigave.com
* .cvsignore, doc/.cvsignore, include/.cvsignore, m4/.cvsignore,
src/.cvsignore, test/.cvsignore, test/benchmark/.cvsignore,
test/buffer_recycle/.cvsignore, test/long_val/.cvsignore,
test/regress/.cvsignore, test/unit/.cvsignore: Remove .cvsignore
files, subversion uses a "svn:ignore" property
instead. Was using svn:ignore before, but was keeping .cvsignore
files around for some reason. *shrug*
2005-09-10 07:40 sean@gigave.com
* configure.ac, include/memcache.h.in, src/memcache.c,
test/Makefile.am, test/redundant_server,
test/redundant_server/Makefile.am,
test/redundant_server/redundant_server.c: Add a test for server
redundancy
2005-09-04 00:31 sean@gigave.com
* include/memcache.h.in, src/memcache.c: Add mc_aget2() and
mcm_aget2(). *_aget2() behaves the same as
*_aget(), except that the last arg of *_aget2() is a pointer to a
size_t variable that will have the size of the return value set
if the
pointer is non-null.
2005-09-01 18:34 sean@gigave.com
* configure.ac, include/memcache.h.in, src/memcache.c: Move all
misc pointers to the top of their respective structures that
way they all exist in the same offset in all structures that have
'void *misc' members.
Provide a client tweakable function pointer so that clients can
override the key hashing function and the server lookup function
(takes the hash to calculate the server in the server list).
Change mc_hash_key(), mc_server_find(), mcm_hash_key(), and
mcm_server_find() so that it makes use of the above function
pointers.
Add a retry to the read() calls so that we don't loop forever
when
sucking in data and trashing it. Hard coded 3 retries.
2005-08-25 01:15 sean@gigave.com
* configure.ac: Release 1.4.0b5 with various memory fixes.
2005-08-25 01:14 sean@gigave.com
* src/memcache.c: Free error contexts when free(3)'ing a given
memcache context.
2005-08-24 22:27 sean@gigave.com
* test/benchmark/benchmark.c,
test/buffer_recycle/buffer_recycle.c: Plug a few memory leaks in
the regression libraries.
2005-08-24 22:22 sean@gigave.com
* src/memcache.c: Catch a free-on-delete error.
2005-08-24 21:08 sean@gigave.com
* src/memcache.c: Fix memory allocation problem with server lists.
2005-08-24 08:38 sean@gigave.com
* src/buffer.c: Replace a few magic numbers w/ more correct
sizeof() replacements.
2005-08-24 06:28 sean@gigave.com
* src/memcache.c: Make use of mcm_strndup() where appropriate when
dup'ing data.
Pad the server list with a trailing NULL slot.
2005-08-23 07:53 sean@gigave.com
* Makefile.am, configure.ac: Stamp 1.4.0b4.
Remove various cvs dependencies, memcache(3) is now under
subversion's
control.
2005-08-23 07:51 sean@gigave.com
* include/memcache.h.in, src/memcache.c: Use the mc_const macro in
mcm_strnstr() instead of just const. We
don't ever modify the argument, but we return a value that we
try to
cast through (char *), but newer gcc(1)'s are complaining. :-/
This
is a sufficient workaround given we know we're not changing the
data.
2005-08-23 07:36 sean@gigave.com
* src/memcache.c: Loosen up memcache(3)'s protocol parsing so that
it scans for the
first part of the line and doesn't necessarily throw an error if
an
additional chunk of data comes back from the server. Ie:
"NOT_STORED\r\n"
"NOT_STORED some reason\r\n"
Will now be handled gracefully by the client. This is important
in
the off chance you've hacked up memcached(8)... *whistles
innocently*
2005-08-23 07:24 sean@gigave.com
* include/memcache.h.in: Include some implementation/cationary
advice for people using
memcache(3) in multi-memory context environments that will be
using
struct memcache_ctxt.
2005-08-23 07:01 sean@gigave.com
* src/memcache.c: Fix mcm_server_deactivate() to take into account
down servers. Fix an
off-by-one error in mcm_server_find() that was causing problems
when
detecting when a server hash index needed to be wrapped.
Submitted by: Scott Wilson <scott.wilson@gmail.com>
2005-08-22 21:05 sean@gigave.com
* client-branches/RELEASE_1_3, .: Move the RELEASE_1_3 client to
be known as "lib"
2005-08-19 16:17 sean
* client-branches/RELEASE_1_3/configure.ac,
client-branches/RELEASE_1_3/include/Makefile.am,
client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/buffer.c,
client-branches/RELEASE_1_3/src/memcache.c: Poach FreeBSD's
strnstr(3) function and rename it to mcm_strnstr(). This
should fix the build on Linux...
2005-08-19 11:08 sean
* client-branches/RELEASE_1_3/configure.ac,
client-branches/RELEASE_1_3/regen: Conditionalize the need for
check(3)
2005-08-19 10:43 sean
* client-branches/RELEASE_1_3/configure.ac: Stamp 1.4.0 beta2.
2005-08-19 10:42 sean
* client-branches/RELEASE_1_3/test/regress/regress.c: Use warnx(3)
instead of warn(3) for non-system call warnings. Cleanup the
output to be a tad nicer too... think fping(1).
2005-08-19 10:40 sean
* client-branches/RELEASE_1_3/src/memcache.c: Fix callbacks so
they work again.
2005-08-19 10:20 sean
* client-branches/RELEASE_1_3/src/memcache.c: Fix multi-key get's.
Along the way, reduce the number of malloc(3) calls
considerably in the event of a multi-key request. Previously,
there was
one malloc(3) call per server in the server list, now there's
only one
malloc(3) call per key in the request. Eventually these bits
should be
recycled, but aren't at the moment.
2005-08-19 09:53 sean
* client-branches/RELEASE_1_3/test/unit/check_buffer.c: Fix up a
handful of errors now that the server is preallocating its
read/write buffers
2005-08-19 09:51 sean
* client-branches/RELEASE_1_3/test/long_val/long_val.c: Cleanup
the long_val test.
2005-08-19 09:39 sean
* client-branches/RELEASE_1_3/Makefile.am: Not that I'm bitter
about discovering this or anything, but, when performing
tests, renice the memcached(8) procs to +20 until a solution is
found.
* client-branches/RELEASE_1_3/include/buffer.h,
client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/buffer.c,
client-branches/RELEASE_1_3/src/memcache.c: Nuke all reminants
of recycling buffers. Better to just reset them if
the buffer length matches the offset.
2005-08-19 09:37 sean
* client-branches/RELEASE_1_3/test/benchmark/benchmark.c: Move the
filter commands to after a struct memcache object has been
successfully created.
2005-08-19 08:13 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Finally commit my
handful of memcache server list fixes... this code isn't
perfect, but I'm tot he point that I need to start running w/
some diff's and
need the code in tree. Multi-get's are pretty busted right now,
but everything
else should work okay if you've only got one server.
Also integrate a few protocol syncro fixes.
2005-08-19 06:04 sean
* client-branches/RELEASE_1_3/test/benchmark/benchmark.c: Spell
"Key" like "Value"
2005-08-19 06:02 sean
* client-branches/RELEASE_1_3/configure.ac,
client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/buffer.c: With much pleasure and
irritation, I'm pleased to announce that I've removed
the retry count option. If you renice the memcached(8) process
to +20,
the client ceases to have problems.
Value size: 1
Num tests: 1000000
Test Ops per second Total Time Time per Request
set 10116.708678 98.846377 0.000099
get 10275.019845 97.323413 0.000097
add 9584.252383 104.337820 0.000104
delete 11601.121606 86.198562 0.000086
Value size: 10
Num tests: 10000
Test Ops per second Total Time Time per Request
set 9722.576016 1.028534 0.000103
get 10315.127134 0.969450 0.000097
add 10001.140130 0.999886 0.000100
delete 11778.452029 0.849008 0.000085
Value size: 10
Num tests: 100000
Test Ops per second Total Time Time per Request
set 10101.245797 9.899769 0.000099
get 10296.571108 9.711971 0.000097
add 9838.724610 10.163919 0.000102
delete 11672.163478 8.567392 0.000086
2005-08-19 05:41 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Nuke some iovec
remains.
Change the signature for mcm_server_new() to use a non-const
ctxt.
Redefine the way that MCM_CLEAN_BUFS work by having it reset a
given buffer
if the buffer's offset is the same length as the length of the
buffer.
Fix various protocol handling routines so that everything
checks-out on my
laptop... now to go break things on my desktop.
2005-08-19 05:39 sean
* client-branches/RELEASE_1_3/include/buffer.h,
client-branches/RELEASE_1_3/src/buffer.c: Add a handy function
that I used, but have since removed... but I don't mind
having the code hang around anyway. mcm_buf_eat_line(). It
sets the offset
to be just beyond the end of a given line. I may remove it
later, but it
gives me warm fuzzies right now.
2005-08-18 23:31 sean
* client-branches/RELEASE_1_3/src/memcache.c: Print out the
current line in the event of a protocol error in the delete
command.
Only block for readability/writablility if a read/write command
fails.
Make the readable/writable commands block until data is
available.
2005-08-18 22:38 sean
* client-branches/RELEASE_1_3/src/memcache.c: Nuke
mcm_retrieve_data. In its place, flush out mcm_fetch_cmd() so
that it
handles reading data from a server correctly. Make heavy use of
mcm_read_fd()
to solve/make this happen.
2005-08-18 22:35 sean
* client-branches/RELEASE_1_3/include/memcache.h.in: Add
TAILQ_FOREACH() to the list of macros.
2005-08-18 22:32 sean
* client-branches/RELEASE_1_3/include/buffer.h,
client-branches/RELEASE_1_3/src/buffer.c,
client-branches/RELEASE_1_3/test/unit/check_buffer.c: Add a new
function, mcm_buf_remain_off() that returns the difference of the
offset and buffer length (not size). This function is meant to
be used when
scanning a buffer. This function isn't to be confused with
mcm_buf_remain()
which returns the difference of the size and length, which is
used when
read(2)'ing data.
Fixed my primary bug: buffer flags are stored in the flags
member, not the
off structure. This was quite frustrating since my eye kept
glossing over
the problem. Unit test added.
2005-08-16 23:05 sean
* client-branches/RELEASE_1_3/include/buffer.h,
client-branches/RELEASE_1_3/src/buffer.c,
client-branches/RELEASE_1_3/src/memcache.c: Add mcm_buf_read()
which read(2)'s data from a file descriptor and places
the data into a buffer.
Fix some brain-o's in mcm_buf_realloc().
Overhaul mcm_get_line() to make use of mcm_buf_read().
There are some changes to mcm_retrieve_data() that need to be
discarded, but
are going to be rewritten in a few minutes.
2005-08-16 07:39 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Add mc_global_ctxt()
which returns the pointer to the global context for
folks that want to use the mc_*() functions but sometimes need
to use the
mcm_*() funcs
2005-08-16 07:36 sean
* client-branches/RELEASE_1_3/test/unit/check_buffer.c: Add a host
of unit tests for my buffer library
2005-08-16 06:13 sean
* client-branches/RELEASE_1_3/test/unit/Makefile.am: Don't mark
check_buffer as a noinst_PROGRAM that way this target isn't
built when doing a standard make and only gets built when using
the check
target.
2005-08-16 06:04 sean
* client-branches/RELEASE_1_3/test/benchmark/benchmark.c: Add
support to conditionally execute various tests. It's crude, but
will suffice for the time being.
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Add retry limit for
failed read(2) attempts. This code shouldn't exist, but
for the time being I'll tollerate it.
Add a per-server timeout.
Begin to fix a few IO cases.
2005-08-16 06:01 sean
* client-branches/RELEASE_1_3/configure.ac,
client-branches/RELEASE_1_3/regen,
client-branches/RELEASE_1_3/test/Makefile.am,
client-branches/RELEASE_1_3/test/unit,
client-branches/RELEASE_1_3/test/unit/.cvsignore,
client-branches/RELEASE_1_3/test/unit/Makefile.am,
client-branches/RELEASE_1_3/test/unit/check_buffer.c: Add
support for check(3) - a C unit testing library that doesn't
suck (yet).
Add a hard-retry limit before a command is resent to a server.
It defaults to
two, but is some rather evil code that should disappear soonish.
2005-08-12 15:25 sean
* client-branches/RELEASE_1_3/src/memcache.c: When issuing a
delete command, only append the hold-timer if the value is
non-zero.
2005-08-12 15:17 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Make sure we call
MCM_CLEAN_BUFS() before every appropriate return call
where we grab a new buf.
Switch to using non-blocking IO.
2005-08-12 14:23 sean
* client-branches/RELEASE_1_3/src/buffer.c,
client-branches/RELEASE_1_3/src/memcache.c: Add a few missing
functions that the linker didn't detect were missing.
Fix a handful of bugs. The benchmark and buffer_recycle
programs now work
as expected, though I can only test against memcached(8) without
kqueue(2)
so I'm not sure if I'm missing something because of the lack of
performance.
2005-08-12 04:13 sean
* client-branches/RELEASE_1_3/configure.ac,
client-branches/RELEASE_1_3/doc/memcache.4,
client-branches/RELEASE_1_3/include/_buffer.h,
client-branches/RELEASE_1_3/include/buffer.h,
client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/regen,
client-branches/RELEASE_1_3/src,
client-branches/RELEASE_1_3/src/.cvsignore,
client-branches/RELEASE_1_3/src/Makefile.am,
client-branches/RELEASE_1_3/src/buffer.c,
client-branches/RELEASE_1_3/src/memcache.c: OMG, I pitty the
person that tries to comprehend this diff. Really, I'm
sorry. `cvs di | wc -l` >> 2695. I really am sorry... mainly to
myself,
diff's past this point are going to be impossible to tease apart.
*) Prep for a 1.4.0.b1 release... too many changes have gone in
here to
even consider calling this 1.3.0
*) Add my buffer management library that I wrote once upon a
time for a
programming language I was working on.
*) Introduce recyclable buffers into struct memcache_ctxt.
*) Nuke the single buffer and iovec struct. Instead, we have a
read(2)
buffer and a separate write(2) buffer. The singular circular
buffer is
now officially dead. Long live efficient appends. cord(3)
anyone?
*) Move the MCM_ERR*() macros into memcache.h that way I can use
them from
my buffer routines. I don't use them as much as I should.
*) Move from using an iovec struct to the memcache_buf structs.
Ugliness
and a huge, sweeping change.
2005-08-11 00:51 sean
* client-branches/RELEASE_1_3/src/memcache.c: Validate all keys at
all points of entry into the library.
* client-branches/RELEASE_1_3/include/memcache.h.in: Force
memcache.h.in to be treated as a C file.
2005-07-29 04:56 sean
* client-branches/RELEASE_1_3/configure.ac,
client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Release memcache
1.3.0 rc2.
Add a method for validating keys. Keys can be changed in this
function,
but all changes must be inline and all key changes will change
the
master/original string. Intended purpose was to catch keys with
an included
space without sending an actual protocol error out over the
wire, however
language authors can use this method to convert spaces to
underbars.
Make this method for the above test a function pointer that
users can
install. The default function uses isspace(3) and returns an
error at the
character that contained the space (ie, if the first character
contains a
space, the return value is one. If the second character is a
space, then
the function will return a two).
2005-07-29 01:00 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: These are not the
droids you're looking for. Add client side support for
the "listen" command. As of yet, this server-side command has
not been
released to the public.
Hide a few more of my other "refresh" bits behind #ifdef
SEAN_HACKS.
2005-07-29 00:53 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Create a per context
error context.
Implement customizable return codes. Error handlers can now set
retcode
in the error context and functions that return some form of an
integer will
now return the value stored in retcode if the value is non-zero.
2005-07-28 22:32 sean
* client-branches/RELEASE_1_3/src/memcache.c: Fix a fantastic
off-by-one bug in parsing responses.
Fixed by: Howard Lee
2005-06-07 18:26 sean
* client-branches/RELEASE_1_3/include/memcache.h.in: Newer GCC
versions are giving me crap about return types being ignored on
integers.
2005-05-24 10:46 sean
* client-branches/RELEASE_1_3/configure.ac: Stamp 1.3.0 beta9
2005-05-24 10:30 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Fix those god damn,
mother fucking protocol errors. Pardon my french.
Problem was due to a partial read that was looking ahead too far
in its
buffer. Ie, the parser was looking at "\r" and peaking ahead to
see if it
was "\r\n", and was throwing a kanipshit if it couldn't find
it's newline.
There were a few other oddities that I've addressed. I've
extensively
tested this now with a default buffer size of one byte and have
run tests
with that byte side, and a few others, all the way up to 16K and
feel
rather confident that this issue has been addressed. Yay!
2005-05-24 10:21 sean
* client-branches/RELEASE_1_3/test/long_val/long_val.c: Fix up my
long_val test so that it uses:
sizeof("key")
instead of:
char *key = "key";
sizeof(key);
2005-05-22 17:54 sean
* client-branches/RELEASE_1_3/configure.ac: Test for variadic
macro support. Conditionalize protocol debugging on the
presence of variadic macros.
2005-05-22 16:51 sean
* client-branches/RELEASE_1_3/Makefile.am: Add a quick disthook
that removes the regen file from public tarballs.
2005-05-21 03:59 sean
* client-branches/RELEASE_1_3/test/buffer_recycle/buffer_recycle.c:
Enable some debugging output by removing the default error
masks.
2005-05-21 03:51 sean
* client-branches/RELEASE_1_3/configure.ac: Remove
-Wdisabled-optimization from CFLAGS. Had this in there twice and
only removed one of the flags. *blush*
* client-branches/RELEASE_1_3,
client-branches/RELEASE_1_3/.cvsignore: Ignore distfiles
2005-05-21 03:47 sean
* client-branches/RELEASE_1_3/configure.ac: Test to see if $CC
supports -std=c99, -Wpacked, and -Wdisabled-optimization.
This should make life easier for people still using GCC < 2.95.X.
2005-05-21 03:06 sean
* client-branches/RELEASE_1_3/src/memcache.c: Change the
timestamps in error messages to be fixed width (pad with zeros).
Apply the same fix provided by McCaskey to all memchr(3) calls.
2005-05-21 02:51 sean
* client-branches/RELEASE_1_3/test/buffer_recycle,
client-branches/RELEASE_1_3/test/buffer_recycle/.cvsignore: Add
a quick .cvsignore for the buffer recycle test.
2005-05-21 02:32 sean
* client-branches/RELEASE_1_3/src/memcache.c: Handle the case
where a signal is delivered and interrupts a select(2) call.
2005-05-21 01:03 sean
* client-branches/RELEASE_1_3/Makefile.am,
client-branches/RELEASE_1_3/configure.ac,
client-branches/RELEASE_1_3/test/Makefile.am,
client-branches/RELEASE_1_3/test/buffer_recycle,
client-branches/RELEASE_1_3/test/buffer_recycle/Makefile.am,
client-branches/RELEASE_1_3/test/buffer_recycle/buffer_recycle.c:
Add a problem test.
Obtained from: Cimarron Taylor, FilmLoop
2005-05-21 00:43 sean
* client-branches/RELEASE_1_3/configure.ac: Roll 1.3.0.beta8.
Many critical fixes... still not flawless... there's
one more that I'm still hunting before 1.3.0 rc1 gets stamped.
2005-05-21 00:33 sean
* client-branches/RELEASE_1_3/test/long_val/long_val.c: Introduce
a small presentation cleanup that lets the user know if the
server couldn't find the given key.
2005-05-20 23:48 sean
* client-branches/RELEASE_1_3/regen: Include a small test for
acinclude.m4 as a reminder to myself. Also force
the copy'ing of various bits. This frequently stomps on
INSTALL, but I can
deal with that for now.
2005-05-20 23:45 sean
* client-branches/RELEASE_1_3/test/benchmark/benchmark.c: Nuke
trailing whitespace.
2005-05-20 23:44 sean
* client-branches/RELEASE_1_3/Makefile.am: Include a server on
port 11214 in the list of servers to start.
2005-05-20 23:32 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Remove the const
modifier for the memcache_ctxt argument for a handful of
mcm_server_add*() functions.
Cast various timestamps in the default error handler to int.
The lack of
standard time representation in unix is starting to really piss
me off.
Add more debugging code than one should ever have to wade
through or view.
2005-05-20 19:06 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Introduce a timeout
error code.
Spell UNKNWON as UNKNOWN.
Print out the severity if it's unkown and hide behind
DEBUG_MC_PROTO.
Add a timestamp to error messages.
Add a ton of debugging info to mcm_server_readable() and
mcm_server_writable().
2005-05-20 16:14 sean
* client-branches/RELEASE_1_3/configure.ac,
client-branches/RELEASE_1_3/test/Makefile.am,
client-branches/RELEASE_1_3/test/long_val,
client-branches/RELEASE_1_3/test/long_val/.cvsignore,
client-branches/RELEASE_1_3/test/long_val/Makefile.am,
client-branches/RELEASE_1_3/test/long_val/long_val.c: Add a test
that set/get's values of increasing size and verifies the
contents of the value.
2005-05-20 14:08 sean
* client-branches/RELEASE_1_3/include/memcache.h.in,
client-branches/RELEASE_1_3/src/memcache.c: Ditch the concept of
a select(2) timeout. select(2) doesn't seem to be
working correctly at the moment when a fd is marked as
non-blocking, then
passed to connect(2). I should be able to select(2) on the fd
for when
its writable, but it's always timing out. As such, keep the
file descriptor
in blocking mode until we've connect(2)'ed, then switch over to
using a
non-blocking fd. What a pain in the ass. kqueue(2) anyone?
Coming soon...
2005-05-20 08:38 sean
* client-branches/RELEASE_1_3/include/memcache,
client-branches/RELEASE_1_3/include/memcache.h.in: Once upon a
branch, far, far away, I did some repo surgery and moved a
header around. Now that I'm back on a branch-tag that depends
on this file
pre-move, make a copy of the file. This may cause me headaches
later, but,
for now it gets me rolling again.
2005-05-20 08:30 sean
* client-branches/RELEASE_1_3/regen: MFC: Update regen to contain
updated auto* bits after a fink update on my
laptop.
2005-05-20 08:17 sean
* client-branches/RELEASE_1_3/src/memcache.c: Fix a small bug
found by John McCaskey wherein memcache(3) would block
improperly.
2005-05-16 15:44 sean@gigave.com
* client-branches/RELEASE_1_3,
client-branches/RELEASE_1_3/src/buffer.c: This commit was
manufactured by cvs2svn to create branch 'RELEASE_1_3'.
2005-05-02 10:02 sean
* client/test/benchmark/benchmark.c: Fix for non-c99 compilers.
2005-05-02 09:58 sean
* client/Makefile.am, client/src/memcache.c: Cope with stone-age
compilers.
2005-05-02 09:48 sean
* client/configure.ac: Stamp 1.3.0.beta7. This isn't a flawless
version, but it's the first
version post-autofuck that I'd be semi-comfortable pushing out.
The two oustanding issues are:
There is an outstanding issue when using benchmark in that
after a prolonged period of time, the client begins to
ping-pong between select(2) and read(2).
There's also an oustanding issue where it looks as though
select(2) with a NULL timeout doesn't seem to ever return.
Regardless, the performance times are down to nominal levels
again.
Key size: 50
Num tests: 1000
Test Ops per second Total Time Time per Request
set 8651.117724 0.115592 0.000116
get 8695.576560 0.115001 0.000115
add 8441.881864 0.118457 0.000118
delete 9559.315553 0.104610 0.000105
2005-05-02 09:43 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c: *)
Replace -DPEDANTIC with --enable-mc-proto-debug's DEBUG_MC_PROTO
*) Break the API by changing the args of
mc[m]?_server_disconnect(). I may
revisit this, but removing struct memcache from the arg list
is the
right thing to do since none of its downstream consumers used
struct
memcache.
*) Add a few internal functions, mcm_server_(readable|writable)
to begin
to centralize handling of file-descriptor related activities.
The
various calls to select(2) floating around were giving me the
creaps.
*) Took the ugly-stick and beat the hell out of my code by
adding scores of
DEBUG_MC_PROTO bits.
*) Centralize calls to close(2) in mcm_server_disconnect().
2005-05-02 09:37 sean
* client/Makefile.am: The test target depends on the check target.
2005-05-02 06:00 sean
* client/test/benchmark/benchmark.c: A few fixups for benchmark.c
now that the key is a char* instead of a
char[]. sizeof() seems to think the variable is of a different
size.
Imagine that. *grin*
2005-05-02 05:59 sean
* client/Makefile.am, client/configure.ac: Automatically build a
ChangeLog and include it in distributions.
Reintroduce the 'reset' target which resets test versions of
memcached.
Change the automake(1) target from 'memcache' to 'libmemcache'
for the sake
of building distributions.
Add a test for memcached(8).
2005-05-02 05:20 sean
* client/Makefile.am: Fix small nit in auto* build process. Don't
use test/* as a subdir, just
list test.
2005-05-02 05:19 sean
* client/regen: In the least elegant way possible, enable building
of the autofuck bits
on my powerbook.
2005-05-02 05:17 sean
* client/configure.ac: Fix small nit in struct iovec detection on
systems that don't include
prerequisites.
2005-05-02 04:30 sean
* client/Makefile.am, client/test/Makefile.am: Add a few targets
to simplify running of tests.
2005-05-02 03:25 sean
* client/test/benchmark/benchmark.c,
client/test/regress/regress.c: Fix up a few warnings with
various test programs.
2005-05-02 03:23 sean
* client/configure.ac: Introduce all of the various auto* changes
necessary to suppor the previous
commit message.
Add --enable-debug to turn on debugging CFLAGS.
Add --enable-default-buf-size to configure the default
buffer/read size
buffer.
Add --enable-hash-type which lets the client side hash type be
changed
easily at compile time. Valid values are "crc32", "elf", or
"perl"
Add --enable-mc-iovec to enable/disable the use of memcache's
internal
struct iovec. Autofuck should automatically detect the need/use
of this,
but, it should be automatically enabled on nearly all POSIX
systems
automatically.
Add --enable-mc-proto-debug to the mix. It doesn't do anything
at the
moment, but will in a matter of hours. Joy.
Add --enable-profiling turns on profiling CFLAGS.
2005-05-02 03:12 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Replace static definitions of version numbers with autofuck
macro's. This
should reduce file churn slightly.
Make use of some auto* magic and replace various function
obfuscation bits
with some md5(1) magic... or other evilness in the absense of
md5(1).
Nuke various static compilation #define's in favor of some goo
that's going
to be made evident in the following commit to configure.ac.
Introduce a new integer into struct memcache_ctxt to replace the
use of the
global errno(2) value. When an atomic increment/decrement
command is
executed, the return value will be set to zero and ctxt->errnum
will be set
to ENOENT.
2005-05-02 02:44 sean
* client/INSTALL: Update the installation instructions to reflect
the use of autofuck instead
of pmk(1).
2005-05-02 02:43 sean
* client, client/.cvsignore, client/include,
client/include/.cvsignore: Update the list of files to ignore
2005-05-01 23:13 sean
* client, client/.cvsignore, client/Makefile.am,
client/Makefile.pmk, client/configure.ac, client/doc,
client/doc/.cvsignore, client/doc/Makefile.am, client/include,
client/include/.cvsignore, client/include/Makefile.am,
client/m4, client/m4/.cvsignore, client/m4/Makefile.am,
client/pmkfile, client/regen, client/src, client/src/.cvsignore,
client/src/Makefile.am, client/src/memcache.c, client/test,
client/test/.cvsignore, client/test/Makefile.am,
client/test/benchmark, client/test/benchmark/.cvsignore,
client/test/benchmark/Makefile.am,
client/test/benchmark/benchmark.c, client/test/regress,
client/test/regress/.cvsignore, client/test/regress/Makefile.am:
First pass at switching from pmk(1) to autofuck and friends.
2005-04-30 22:15 sean
* client/test/regress/regress.c: In one case, use 'localhost'
instead of '127.0.0.1'
2005-04-30 22:14 sean
* client/Makefile.pmk, client/test/benchmark,
client/test/benchmark/benchmark.c: Add a benchmark program used
to test requests per second. The server list
is still hard-coded, however, but it's a useful start for
debugging
performance calls. I need to find a performance analysis
program that is
useful for IO intensive programs, other than gprof(1). Until
then, this
is helpful.
2005-04-30 20:26 sean
* client/include/memcache/memcache.h.in: Commit miss for warnings
when debugging is turned was.
2005-04-30 20:17 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Make memcache(3) warning free.
2005-04-30 01:07 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c: Ah
ha! Strangeness in latency land. Funny people are these...
people with
green eyes, whirring squabble sounds that look like funny
blinking machines
with wires... evil are they. But that wasn't the problem. If
the buffer
size was too small, it would result in a tiny latency from a
second read(2)
call as well as potentially an additional malloc(3) which seems
to have
irritated the overly hyper performance sensitive folk. *grin*
Submitted by: Adam Michaels
2005-04-22 19:41 sean
* client/src/memcache.c: Move the select(2) call to after the
connect(2). Dumb, dumb, dumb, dumb.
errno = ENEEDSLEEP;
2005-04-21 23:29 sean
* client/src/memcache.c: Use non-blocking IO + select(2) - if it's
available - to implement
a connection timeout. setsockopt(SO_RCVLOWAT) doesn't handle
this.
2005-04-21 23:03 sean
* client/src/memcache.c: Fix a bug that would pop up if no servers
were available to connect to.
2005-04-21 22:52 sean
* client/include/memcache/memcache.h.in: Push out a new release
with the minor fixes that I've accumulated. Enter
beta5. And there was much rejoicing.
2005-04-21 22:28 sean
* client/src/memcache.c: When incrementing/decrementing a key, if
the key is not found, return 0
*and* set errno to ENOENT that way decrementing from 1 to 0 can
be done
successfully and clients can detect success from failure.
On machines that resolve a hostname to an IPv6 address, but the
host
doesn't support IPv6, silently continue. It is common for
machines to have
an entry in hosts(5) for localhost that resolves to an IPv4 and
IPv6
address. On machines configured like this, people can now
resume using
'localhost' instead of the IPv4 address 127.0.0.1.
Set a receive timeout to limit times for connect(2) failures.
2005-04-20 00:26 sean
* client/src/memcache.c: If we're performing a multi-get,
short-circuit the key delegation if there
is only one server and execute the get request immediately.
2005-04-20 00:03 sean
* client/src/memcache.c: Fix multi-get's internal flags. While
the data was being returned
correctly, the internal flags weren't being set. This had the
effect of
causing mc[m]?_res_found() and other like functions to fail or
return
incorrect values.
Now (after a bit of testing), push beta4 out the door.
2005-04-19 23:23 sean
* client/src/memcache.c: Performance tweak. Don't hash a value
that's already been hashed.
2005-04-19 21:14 sean
* client/pmkfile: Release 1.3.0.beta4
2005-04-19 20:47 sean
* client/src/memcache.c: Don't copy _flags when doing a multi-get.
Instead, zero the flags out.
2005-04-19 20:46 sean
* client/test/regress/regress.c: Fix a memory leak that was picked
up in valgrind.
* client/pmkfile: Set the CFLAG -pg when we're in debug mode.
This should discourage most
people from using debug where not necessary, as well as it'll
leave behind
nice droppings.
2005-04-19 16:30 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add a trace debug message that executes at the INFO level.
Handy for
debugging.
2005-04-19 16:04 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
mcm_get(3) now queries the correct servers in multi-get requests.
memcache(3) now performs correctly with multi-get requests.
Previously
multi-get would only work on single servers. Single-get
requests always
worked, however.
2005-04-19 06:11 sean
* client/src/memcache.c: Fix error handling... I'm not adding
'...' support for memcache(3)'s error
handling for a while, I just want to get 1.3 out the door.
Almost there...
2005-04-19 06:08 sean
* client/src/memcache.c: Do a better job of checking the return of
strtol(3) in the event that the
data being returned is zero. This should quell the remaining
strtol(3)
errors that folks have seen. Entirely my fault: I should've
done a better
job of checking the return values earlier or not used endptr at
all.
In mcm_server_activate_all(3), only call mcm_server_activate(3)
on servers
that are down. All other server conditions are ignored.
Callers can still
explicitly call mcm_server_activate(3) on their own, though I
can't promise
that there won't be an info message generated due to incorrect
library use.
2005-04-19 00:38 sean
* client/src/memcache.c: Install a default error function handler
by default.
2005-04-18 20:28 sean
* client/include/memcache/memcache.h.in: Roll 1.3 beta2
2005-04-18 20:11 sean
* client/src/memcache.c: Only call the error handler if an error
handler has been set.
2005-04-15 06:12 sean
* client/src/memcache.c: Ensure that all strings returned by
memcache(3) are null-terminated.
Pointed out by: cimarron@taylors.org
2005-03-29 20:10 sean
* client/src/memcache.c: I'd give my left nut to have time_t
defined as the same width on all
systems. Cast accordingly. *kicks OS-X for not being fully
compliant with
FreeBSD*
2005-03-28 20:35 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Promote a handful of warnings to errors (library calls).
Promote the test message to a warning that way people will see
it by
default if they invoke the test handler.
Ignore NOTICE and INFO messages by default.
Push out 1.3.0.beta2
2005-03-28 20:19 sean
* client/src/memcache.c: Ignore all INFO level messages by default.
2005-03-28 14:45 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c: *)
Drop const from a bunch of functions that were passed
memcache_ctxt.
Now using the memcache_ctxt for passing around a backup copy
of the
last command send to the server. This is necessary in the
event that a
server dies and the command needs to be reissued to another
server.
*) Change the magic hash value from 42 to 0. My engineering
mindset finally
over took my sense of humor and desire to plant eggs (maybe
this is just
a counter-reaction to easter, who knows).
*) Consolodate looking up of valid servers and connecting to
servers in
mcm_server_connect_next_avail(), which will exhaust a server
list
attempting to find a valid memcache server.
*) If read(2) or writev(2) fail when communicating with a server,
memcache(3) will no reconnect to the same server, or find
another server
automatically.
*) Change a bunch of MCM_(ERR|WARN)() macros to their X
counterpart since
there is no errno attached to the warning.
2005-03-27 23:24 sean
* client/src/memcache.c: Cleanup handling of read(2) in
mcm_retrieve_data() such that it will now
reconnect if necessary.
2005-03-27 23:00 sean
* client/src/memcache.c: When read(2)'ing data from the client:
*) handle EINVAL by reconnecting (though this shouldn't ever
happen)
*) And throw a few asserts for EBADF, EFAULT, as well as for the
default case
2005-03-26 23:52 sean
* client/src/memcache.c: Ensure that we're using non-blocking IO
when we start mcm_retrieve_data().
Put place holders for more grainular error handling for return
codes from
writev(2) and read(2). More on that later today, hopefully.
2005-03-26 23:44 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add a new error flag, MCM_ERR_MC_RECONN. It's an INFO level
notice that
gets thrown when a server connection is re-established.
2005-03-26 23:40 sean
* client/src/memcache.c: Move calls of mcm_server_block() into the
routines that are actually doing
the IO (ie: mcm_get_line() and mcm_server_send_cmd()).
Reset errno after we return from executing the error handler.
Nuke #warning's. They were just too obnoxious and I'd rather
have only
two lines of warnings instead of six from gcc about #warning.
Stop calling MCM_CSTRLEN() on pointers. sizeof() is fickle and
it doesn't
dereference a void * to figure out the size of a string. Sucks,
but better
than having the application hang because it thinks "stats\r\n"
is the same
length as a pointer, and not 8 bytes long.
2005-03-26 23:01 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Revamp the private function mcm_err() to include a suggested
error level.
Consolidate all writev(2) calls into mcm_server_send_cmd().
Handle ECONNRESET in mcm_get_line(). If a client has a long
running
connection to a memcache server and the memcache server resets,
the client
no longer deactivates the server in this case. Instead, the
client resends
the last command issued, and attempts to read(2) the response.
If it fails
a second time, then it deactivates the server.
Add a few #warning bits to tell users to ignore the warnings.
Mind you,
these #warning snippets cause more output than the two remaining
warnings,
but until I figure out a way to tell gcc(1) to fuck off and die,
I'll
leave these in here for now.
Convert mcm_server_stats() to using mcm_server_send_cmd().
2005-03-26 19:48 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add mc[m]?_server_add5() which is the same as mcm_server_add4()
except that
it takes an optional length argument.
Add mc[m]?_strnchr() which behaves the same as strchr(3) except
that it also
takes a length arg.
Implement mc[m]?_server_add4() in terms of mcm_server_add5().
2005-03-26 18:55 sean
* client/src/memcache.c: Make mcm_err_func() be consistent with
what I'm telling clients to use:
return int32_t.
2005-03-26 18:44 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Futz with the function signatures and initialization routines
for error
handlers.
2005-03-26 18:28 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Correct an interface oversight and obfuscate/hide the interface
to error
handlers behind some predefined macros, similar to what I did
for the
call back interface.
2005-03-26 18:11 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add mc[m]?_err_filter_(add|del|get|test)(). This lets clients
ignore error
messages from various error levels. I'm pondering adding a
second filter
for error codes, but haven't done so yet.
2005-03-26 03:28 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add mcErrSetup(), mcErrGet(), and mcErrSetupCtxt(). Missing
those was
something of a glaring oversight for the non-context users.
2005-03-26 03:10 sean
* client/src/memcache.c: Replace a few left over abort(3) calls
with their appropriate MCM_ERR*(*)
counterpart.
2005-03-26 02:59 sean
* client/include/memcache/memcache.h.in, client/pmkfile,
client/src/memcache.c: Apologizes in advance for the large
commit.
*) Introduce mc_const. It lets me conditionally const'ify
certain
struct headers without undef'ing every const declaration.
Useful for
making sure client applications do the right thing.
*) Bump the version number to 1.3.0. I reserve the right to
change
anything before an official announcement, however.
*) Define a few severity levels for error logging: NONE, INFO,
NOTICE,
WARN, ERR, and FATAL. They're prefixed with either
MCM_ERR_LVL_ or
MC_ERR_LVL_, depending on your application's coding preference.
*) Add a host of error codes, 22 to be specific. See memcache.h
for
the actual values.
*) Add struct memcache_err_ctxt. This context is passed to error
handlers when an error occurs. See memcache.h for details.
*) Add a new member to struct memcache_ctxt, an mcErrFunc.
There is
only one per context, but it is thread safe and lets callers
catch
any error and act accordingly.
*) Add mc[m]?_err_test() which tests the registered error
handler.
*) Added an interesting and potentially harmful feature:
memcache(3)'s
very own struct iovec. I did this to quell the various
warnings when
assigning const char *'s to iovec.iov_base (nearly always
defined as
either void * or char *, not const _whatever_). I have a
runtime
test in place, but it's not a compile time test. For now, I've
enabled it by default, but it can be easily turned off.
*) Hide various personal extensions behind #ifdef's
*) Add a handful of MCM_ERR*() and MCM_WARN*() macros to aid in
invoking an error response.
*) Invoke user error handling routines via mcm_err(). It
bundles up
all of the relevant information, creates struct
memcache_err_ctxt,
and passes it to the function.
*) Add a default error handler.
*) Replace all warn(), warnx(), err(), errx(), and abort() calls
with
their respective macro that uses the error handler.
2005-03-22 04:59 sean
* client/include/memcache/memcache.h.in, client/pmkfile: Roll out
1.2.4 as a bug fix release for various brain-o's and bugs. As
things stand, however, seems as though the lib is working well
for most
people... now to get 1.3 out the door w/ its much needed error
handling.
2005-03-22 04:56 sean
* client/src/memcache.c: size_t's format should be %lu, not %u.
Why can't everyone use compilers
that support the %z format modifier?
2005-03-22 04:42 sean
* client/src/memcache.c: Fix incorrect handling of buffers often
caused by slow network connections
(often seen on buggy linux machines or OS-X which doesn't have a
functioning
TCP_NOPUSH).
Submitted by: Richard Cameron <camster@citeulike.org>
2005-03-22 04:34 sean
* client/src/memcache.c: Fix a memory leak and segfault resulting
from my moving of buffers to be
per-server specific struct from the per-memcache struct.
Patch by: John McCaskey
2005-03-22 04:17 sean
* client/INSTALL: Add a bit of errata for gcc 2.X.
2005-03-22 04:06 sean
* client/test/regress/regress.c: Add note pointing out for
developers to use strlen() instead of
MCM_CSTRLEN().
Prompted by gripe from: Andy Powell
2005-03-22 03:45 sean
* client/include/memcache/memcache.h.in: Shuffle around the order
of the memcache ctxt
2005-01-29 20:42 sean
* client/include/memcache/memcache.h.in: Add a void *misc pointer
to struct memcache_server. Turns out this was the
only structure missing this nugget. Quite handy when it comes
to embedding
memcache(3) in other languages.
2005-01-24 07:36 sean
* client/include/memcache/memcache.h.in, client/pmkfile: Stamp
1.2.3. This release only includes compile fixes for Leenox
*cough*hoplessly broken platform*cough* and is functionally
identical to
1.2.1.
2005-01-24 07:22 sean
* client/INSTALL: /libmemcache(3)/memcache(3)/
2005-01-24 07:21 sean
* client/src/memcache.c: I think the warning message says it best:
#warning "Working around busted-ass Linux header include
problems: use FreeBSD instead"
#warning "http://www.FreeBSD.org/ - you won't regret it"
2005-01-20 18:21 sean
* client/include/memcache/memcache.h.in: Stamp 1.2.2 in
memcache.h's version information.
2005-01-20 18:14 sean
* client/pmkfile: Stamp 1.2.2. There is no functional difference
between 1.2.1 and 1.2.2,
only building of the program has been "fixed" to work with
broken versions
of pmk(1).
2005-01-20 18:13 sean
* client/pmkfile: In the interim, work around a bug in pmk 0.9.0
and reduce the size of my
comment block by replacing my copyright notice with a reference
to COPYING.
2005-01-20 18:12 sean
* client/COPYING: Add the license used for this software (MIT
License).
2005-01-20 17:59 sean
* client/pmkfile: s/CHECK_INCLUDE/CHECK_HEADER/g
http://sourceforge.net/mailarchive/message.php?msg_id=10609509
2005-01-20 09:03 sean
* client/pmkfile: Stamp 1.2.1 which fixes a few key brain-o's in
the memory free(3)'ing dept.
2005-01-20 08:54 sean
* client/src/memcache.c: Fucking Linux/GPL/gcc, why can't it just
curl up and die? Change %zu and
%hu to just %u. This adds a warning that *should* be reasonably
harmless.
memcache.c:2192: warning: unsigned int format, size_t arg (arg
4)
2005-01-20 08:33 sean
* client/test/regress/regress.c: Plug small memory leak in
regression tests.
Pointed out by: John McCaskey
2005-01-20 08:23 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c: *)
Add flag to note the need to free a key when it's passed and
strdup()'ed
instead of passed by reference (ie, mcm_req_add() vs
mcm_req_add_ref()).
*) Use mcm_req_add_ref() in mcm_aget() and mcm_arefresh() instead
of mcm_req_add(): no sense in mcmStrdup()'ing a string that
we know isn't
going to change. Unfortunately this introduces a warning,
but the code
is correct because GCC can't see the logic and use of the
flag in struct
memcache_res's _flags member.
2005-01-11 11:23 sean
* client/include/memcache/memcache.h.in: Add a void *misc pointer
to struct memcache_req and struct memcache_res.
2005-01-11 11:16 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Move various buffer orriented struct memcache members to struct
memcache_server in preparation for support of the non-blocking IO
scatter/gather multi-get scheme described on the memcached@
mailing list.
This transion deferrs initialization of the buffer from creation
of struct
memcache, to the creation of struct memcache_server *and*
increases the
memory overhead to be: buffer size * number of servers. The
default buffer
is still 2KB.
2005-01-10 21:34 sean
* client/src/crc32_table.h, client/src/memcache.c: For the longest
time, this gnarly crc32 prebuilt table has been a rather
large eye sore. Fix by moving said table into it's own header
file and
include accordingly.
With crc32 table (and it's hex values gone), continue my
aspell(1) sweep
and tidy up some type-o's. This is what I get for either having
brain-o's,
or for typing with a largish bandage on my index finger. I'll
be quite
happy when I'm no longer EDOGBYTE errors (pun intended). *sigh*
2005-01-10 10:31 sean
* client/src/memcache.c: Peremptev spel chek run,
2005-01-10 10:25 sean
* client/include/memcache/memcache.h.in: Run aspell(1) over
memcache.h.
Prompted by: Evan Martin's 's/strickly/strictly/' reminder. :)
2005-01-09 23:40 sean
* client/pmkfile: Release 1.2.0
2005-01-09 23:34 sean
* client/Makefile.pmk, client/pmkfile: Update make release targets
to use pmk(1) detected paths for variables.
This shouldn't effect anyone byt me since the various binaries
aren't
required for anything but release engineering.
2005-01-09 22:58 sean
* client/Makefile.pmk: Update release target to rm(1) target via
sudo(1).
2005-01-09 09:08 sean
* client/Makefile.pmk: Spell cvs2cl.pl as cvs2cl. I should have
pmk detect this, but I'm too lazy
to fix this now.
2005-01-09 09:03 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Don't hash to find the remote server when there is only one live
server.
This should shave a few CPU cycles for folks who only have one
server up.
Add a new function, mc[m]?_req_add_ref(). mc[m]?_req_add_ref()
behaves
identically to the way mc[m]?_req_add() used to.
mc[m]?_req_add() now
mc[m]?_strdup()'s the key to be safe. mc[m]_req_add_ref() uses a
reference instead of a copy. This was a performance/safety
issue that I
felt was best to err on the safe side unless someone goes out of
their way
to understand the dangers/benefits of the _ref() version.
2005-01-04 21:35 sean
* client/Makefile.pmk, client/include/memcache/memcache.h.in,
client/pmkfile, client/test/regress/regress.c: Copyright bump:
add 2005
2005-01-04 20:44 sean
* client/test/regress/regress.c: Use three servers again and make
use of mc_server_add4() to make this
possible again.
2005-01-04 20:43 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add mc[m]?_server_add4(). Takes a host argument in the form of:
"127.0.0.1:11211". Should be useful for a number of different
applications, not the least of which is config files.
Add mc[m]?_strndup(). Copies at most len bytes and adds a '\0'
padding
character. Handy. Wish this was a part of the standard C
string lib.
mcm_strdup() is now implemented in terms of mcm_strndup().
Change mc[m]?_str[n]?dup() to use the atomic malloc instead of
the normal
malloc. Just an optimization/correctness thing for GC'ed
environments.
It's starting to smell alot like release time...
2005-01-04 20:14 sean
* client/include/memcache/memcache.h.in: Fix the callback
interface (was only broken for a revvision) and prevent
future brokeness by changing the signature to be defined in
terms of the
existing MD5 macros. I should've done that from moment one.
2005-01-04 20:12 sean
* client/Makefile.pmk: Add .h as a build dependency for .c files.
Add memcache.[ch] as a build dependency for the regression tests.
2005-01-04 20:01 sean
* client/include/memcache/memcache.h.in: Add a "void *misc" struct
member to struct memcache. Primary use is for
embedding memcache(3) in other programming languages. Please
note that
memcache(3) will never touch this pointer for any purpose.
As promised, change the md5's for the callback interface.
Reorder some of struct memcache and tweak wording.
2005-01-04 19:48 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add a few version functions:
mc[m]?_reldate() Returns a numeric version of the date the
library
version was released: 20050104
mc[m]?_vernum() Returns a numeric version of the library: 010200
mc[m]?_version() Returns a string version: "1.2.0"
Add a few matching #define's too:
MEMCACHE_VER
MEMCACHE_VERNUM
MEMCACHE_RELDATE
in the event that someone has cpp(1) skills.
2005-01-04 00:41 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Expose mc[m]?_server_new() to the public. Another useful
function for
OOP language wrappers. Change the default inits from
memcache_server_new()
to memcache_server_add3(). This may bite a few people who want
a default
timeout that's non-zero for all servers, but one. This should
be rare
though.
2005-01-04 00:15 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Expose mc[m]?_strdup() as public APIs since it seems as though
non-braindamaged versions exist with regards to memory context
sensitive
APIs (ie, ruby).
2005-01-03 22:27 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add a new way of adding a server via:
int mcm_server_add3(const struct memcache_ctxt *ctxt, struct
memcache *mc, struct memcache_server *ms);
int mc_server_add3(struct memcache *mc, struct memcache_server
*ms);
Useful when writing OOP language wrappers. mc[m]?_server_add2()
is
implemented in terms of mc[m]?_server_add3().
2004-12-29 19:58 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Make mc[m]?_server_free() public. No one should use this, but
it's handy
for my ruby bindings, so someone else may find a use/need for
this as well.
2004-12-29 18:18 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Further my quest to piss off as many users as possibly by
changing the API
for various memory context functions by removing the need for a
strdup(3)-like function. This was stupid and I should've
provided a static
version from day one. Correct this oversight. I wonder what
other API
changes I should make before the 1.2.0 release to get this over
with as
soon as possible.
2004-12-25 02:34 sean
* client/src/memcache.c: When creating a new memory context, don't
check to see if an atomic malloc
function was provided. Instead rely on setup ctxt to check to
see if one
was provided and rely on its logic instead. If an atomic malloc
function
is not specified, use the non-atomic malloc function. Atomic vs
non-atomic
malloc functions only matter when using memcache(3) in a GC
context.
2004-12-25 02:02 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add mc[m]?_server_disconnect() and
mc[m]?_server_disconnect_all().
Internally, make use of the static function
memcache_server_init().
2004-12-25 02:00 sean
* client/Makefile.pmk: If we have to rebuild the Makefile, throw
in the debug flags.
2004-12-25 01:58 sean
* client/test/regress/regress.c: Disconnect from the server before
we loop. No need to do this, but I want
this test in here to make sure things work right.
2004-12-25 01:35 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Continue my quest to piss of users and rename
mc[m]?_find_server() to
mc[m]?_server_find(). Apologies to all for this, but I'd rather
get this
kind of consistency work in now as opposed to gimping along an
API that
isn't 100% right.
2004-12-25 01:31 sean
* client/Makefile.pmk: Have the distclean target actually remove
release targets.
2004-12-23 22:34 sean
* client/binary_protocol.txt, client/doc, client/doc/memcache.4:
Add memcache.4, an nroff replacement of the binary protocol
document.
Granted the mackup is terrible and should be replaced with
proper mdoc(7)
markup. That'll probably happen when I add memcache.3 to the
mix. document.
Granted the mackup is terrible and should be replaced with
proper mdoc(7)
markup. That'll probably happen when I add memcache.3 to the
mix. document.
Granted the mackup is terrible and should be replaced with
proper mdoc(7)
markup. That'll probably happen when I add memcache.3 to the
mix. document.
Granted the mackup is terrible and should be replaced with
proper mdoc(7)
markup. That'll probably happen when I add memcache.3 to the
mix.
2004-12-22 22:37 sean
* client/Makefile.pmk, client/pmkfile: Change the way I handle
release numbering so it's all in one file.
2004-12-22 22:22 sean
* client/pmkfile: Bump library version to 1.2.
2004-12-22 22:21 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Piss more people off (sorry!!!), but hopefully not. Rename
mc[m]?_deactivate_server() to mc[m]?_server_deactivate().
Add mc[m]?_server_activate_all() which iterates through all
available
servers and activates servers disabled servers.
2004-12-22 21:49 sean
* client/Makefile.pmk: Only remove a release tarball if one
exists. This saves me from typing in
my password for sudo(1) when there's nothing there.
2004-12-22 21:43 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Change the API for mc[m]?_flush_all(). This is a better
interface and
more flexible. People should be able to figure out a server on
their own
using the existing API: no sense in providing duplicate
functionality at
the expense of consistency.
2004-12-22 21:23 sean
* client/include/memcache/memcache.h.in, client/pmkfile: Remove
external dependency on sys/queue.h by including the necessary
TAILQ_* macros in memcache.h. This brings with it the BSD
license, which
isn't a big deal, but not ideal. Given I'm only using the
TRASHIT,
TAILQ_HEAD, TAILQ_ENTRY, TAILQ_FIRST, TAILQ_NEXT, TAILQ_INIT,
TAILQ_INSERT_TAIL, and TAILQ_REMOVE macros, I really should just
replace
this with a cleanroom implementation... problem being the source
code
compatibility for folks may not be so friendly.
Remove detection for sys/queue.h now that it's no longer needed.
2004-12-21 18:32 sean
* client/binary_protocol.txt: Add a TODO list of things left to
accomplish.
Add a Name Space ID to STORE and FETCH Packets.
Make the Client Flags required in FETCH Packets.
Add an error code signifying that a virtual bucket doesn't exist
on this
server (ie, you've got the wrong server).
Add a FLUSH Packet.
2004-12-21 06:04 sean
* client, client/.cvsignore: Ignore the regress program.
2004-12-20 21:54 sean
* client/test/regress/regress.c: Fix bug in regression tests.
Guess I should've read the warning I wrote in
memcache.h.
2004-12-20 21:53 sean
* client, client/.cvsignore: Add ChangeLog to the list of ignored
files
2004-12-20 21:52 sean
* client/Makefile.pmk: Dynamically create a changelog for every
release.
2004-12-20 21:51 sean
* client/ChangeLog: Keeping a ChangeLog in CVS was a stupid idea.
2004-12-20 21:50 sean
* client/test/regress/regress.c: Add a set of callback tests.
Use MCM_CSTRLEN() instead of strlen(3).
2004-12-20 21:47 sean
* client/ChangeLog: Add an announcement for when I added the
ChangeLog.
2004-12-20 21:46 sean
* client/ChangeLog: Add a ChangeLog.
Requested by: many, many, thousands - scores even! - of people.
2004-12-20 21:41 sean
* client/include/memcache/memcache.h.in: Fix up some comments.
2004-12-20 21:38 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c: *)
Add a globally defined MCM_CSTRLEN() macro that uses sizeof()
instead of
strlen() to find the size of a string. This only works for
const char *
strings that are compiled in to the binary (ie, do:
MCM_CSTRLEN("foo")
but don't do: MCM_CSTRLEN(key)).
*) Add fetch callback functionality. All get/refresh commands
can now
execute a callback. This adds zero overhead in the event
that a user
doesn't want callbacks. Performance is the name of the game
here. See
the following commit to regress.c for an example. Callbacks
are
registered through the mc[m]?_res_register_fetch_cb()
function.
*) Internally, use MCM_CSTRLEN() instead of CSTRLEN().
*) Set the attempted bit after we call mcm_retrieve_data().
*) Add stats for refresh bits.
2004-12-20 20:43 sean
* client/Makefile.pmk: Only run the regression test suite once,
not 1000 times. If someone wants
to, they'll run the command by hand.
2004-12-20 20:38 sean
* client/test/regress/regress.c: Fixup regress.c to match my
coding standards. Various whitespace fixes,
remove a global variable, etc.
2004-12-20 18:36 sean
* client/include/memcache/memcache.h.in: Um, our interface has
sufficiently diverged from libxml, so I want to avoid
explicitly saying we're using a similar model to libxml. We
were, but
aren't any more. Only CVS will know the whole truth.
2004-12-20 18:28 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add mc[m]?_res_attempted(), mc[m]?_res_found().
mcm_res_attempted()
returns 1 if the given response object has been through a get
attempt.
mcm_res_found() returns 1 if a given response object contains
valid data.
Minor whitespace cleanup from John McCaskey's patches.
Shuffled a ton of the header around to allow for the next
commit, a
callback interface.
2004-12-20 18:22 sean
* client/INSTALL, client/pmkfile: Rename the switch debug_cflags
to just debug. pmk -e debug is much more
sane.
2004-12-18 07:51 sean
* client/binary_protocol.txt: Point the reader in the direction of
the STORE Packet when reading about
the various bits in the DATA Packet.
Per gripe from: Richard 'toast' Russo <russor@msoe.edu>
2004-12-18 07:41 sean
* client/test/regress/regress.c: Add additional regression tests
from John McCaskey. These are most helpful
and will hopefully be added to and will keep folks out of
trouble.
2004-12-18 07:40 sean
* client/src/memcache.c: Small fix from John McCaskey that allows
multi-get's to populate their
appropriate struct. As things were, all data was ending up in
the first
key. This problem has only existed since rc1 and wasn't present
in the
past.
2004-12-17 01:00 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Change MC_RES_* to MCM_RES_*. Alias MC_RES_* to its MCM_RES_*
counter part.
This change was done for consistencies sake so that people can
search for
mc_* or MC_* in their code and replace it safely with mcm_* or
MCM_*.
2004-12-17 00:51 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Add mcMemFreeCtxt(3).
2004-12-16 23:20 sean
* client/src/memcache.c: Remove useless check.
2004-12-16 22:55 sean
* client/Makefile.pmk: Add a sudo when removing a release.
2004-12-16 22:53 sean
* client/INSTALL: Add a note about building with debug flags
2004-12-16 22:52 sean
* client/Makefile.pmk: Move release name further up in
Makefile.pmk and make distclean remove
a released local copy.
2004-12-16 22:49 sean
* client/include/memcache/memcache.h.in: Crap, type-o. Forgot a
'*' in a function pointer.
2004-12-16 22:46 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c: *)
Add mcMallocAtomic back to struct memcache_ctxt. Now that I
know what
"atomic malloc" is supposed to do, make heavy use of it to
speed up the
case where a calling program has garbage collection (ie,
boehm).
*) Convert the appropriate calls from mcMalloc() to
mcMallocAtomic().
Basically do this in all places where we're not allocating a
struct.
*) This breaks API, so it's best to get this out of the way
where possible.
2004-12-16 22:25 sean
* client/Makefile.pmk: Add a few patterns to the distclean target.
2004-12-16 22:17 sean
* client/pmkfile: When debugging, having the -g flag in the list
of CFLAGS is damn handy.
2004-12-16 22:16 sean
* client/binary_protocol.txt: Various updates to the binary
protocol document.
2004-12-16 22:15 sean
* client, client/.cvsignore: Add a few files to ignore
(.emacs.desktop, .gdb_history)
2004-12-16 22:14 sean
* client/test, client/test/regress, client/test/regress/regress.c:
Add a basic regression test suite.
2004-12-16 22:12 sean
* client/include/memcache/memcache.h.in: Update a few comments
* client/Makefile.pmk: *) Add the CFLAGS to the linking process
when building a shared object.
*) Add a reset, test, and regress target for development
2004-12-16 22:07 sean
* client/src/memcache.c: > Addition of function mcm_retrieve_data,
which replaces part of the
> code in mcm_fetch_line, as well as the code in mcm_get_line
when
> performing single or multi get commands. This command checks
data is it
> is retrived for the VALUE key flags bytes\r\n lines and then
ensures
> that the amount of data read matches up with they recieved
bytes values.
> This is the only safe way to read data as assuming the \r\n is
the end
> of a response or even that END\r\n is the end is unsafe as the
data
> itself may be arbitrary binary data.
Submitted by: John McCaskey <johnm@klir.com>
Minor Editorializations/tweaks: sean
2004-12-16 21:54 sean
* client/src/memcache.c: Update to mcm_get_line(3). In the words
of the patch author:
*) removing the re-alignment of the mc->buf that was in your
original
code, but was made obsolete by my original changes to read
everything
the very first call to mcm_get_line, no need to realign if we
aren't
going to be reading anymore, just wastes cpu cycles.
*) changing the detection of a read of exactly the number of
bytes that
was allowed to only double the buffer, but not immediatley
cause another
read() as its possible we are at the end. I realized that it
would be
better to just make room, then continue on to the check for
the \r\n,
and only if it is not there read more. This eliminates the
scenario of
an attempted read with no more data that we had previously
since my
first update.
*) check for "\r\n" at the end of the read data and assume if it
is
there that we are done reading. This is not 100% safe for a
get command
or for the stats command. The get command is handled by the
next patch
which makes it not use mcm_get_line, the stats command I'm
not too
worried about, but my additional checking for END\r\n if the
command is
a stats command could be added back in (I removed it as it
sounded like
you were unsure about this additional checking...)
Submitted by: John McCaskey <johnm@klir.com>
2004-12-16 21:38 sean
* client/src/memcache.c: Fix a memory leak in mcm_free(3) where I
wasn't free(3)'ing the server list
itself.
Submitted by: John McCaskey <johnm@klir.com>
2004-12-15 21:37 sean
* client/binary_protocol.txt: More revisions.
2004-12-11 17:40 sean
* client/src/memcache.c: bwahahahahaha! No wonder perl's hashing
function wasn't working right:
I forgot to advance the pointer. This makes much more sense now.
Submitted by: Bob Starr <rstarr@laserbeans.com>
2004-12-09 17:30 sean
* client/binary_protocol.txt: Flush out some of the description of
the response packet. Rename the
ERROR Packet the RESPONSE Packet. Rename the old RESPONSE
Packet to the
DATA Packet.
2004-12-08 23:53 sean
* client/src/memcache.c: Fix a few errors with the reading of data.
Submitted by: John McCaskey <johnm@klir.com>
2004-12-08 22:17 sean
* client/Makefile.pmk: The install target should always get
executed.
2004-12-08 22:16 sean
* client/binary_protocol.txt: Commit my first whack at the binary
protocol. I think I forgot a DELETE
Packet. *blush* I'll have to convert this to nroff(7)/mdoc(7)
at some
point. Text just sucks.
2004-12-08 19:57 sean
* client/Makefile.pmk, client/pmkfile: Update for the 1.1 release.
Going to send this out for testing for a few
days first before I release it.
2004-12-08 19:56 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c: *)
Move to having multiple memory contexts and add its supporting
API.
*) Nuke calls of sizeof("foo") - 1 and replace with the macro
CSTRLEN("foo")
2004-12-08 00:36 sean
* client/pmkfile: Only look for pmk if we're in debug mode. Most
users don't need pmk anyway.
2004-12-08 00:27 sean
* client/Makefile.pmk: Release 1.0.2
2004-12-08 00:26 sean
* client/INSTALL: Add a basic INSTALL file
2004-12-08 00:25 sean
* client/src/memcache.c: Fix a few critical bugs with realloc(3)
and in the case where a newline
hasn't been found in GET_INIT_BUF_SIZE bytes.
Submitted by: John McCaskey <johnm@klir.com>
2004-12-07 19:20 sean
* client/src/memcache.c: Ah ha! The strlen() -> sizeof()
operation has completed! This should yield
a small performance improvement, hopefully.
2004-12-07 19:12 sean
* client/include/memcache/memcache.h.in, client/src/memcache.c:
Fix a rather nasty and large bug with the free on delete
handling. Instead
of using:
if (res->_flags & (MC_RES_FREE_ON_DELETE |
MC_RES_NO_FREE_ON_DELETE)) {
which would return true if *either* flag was set, use the more
precise and
correct version:
if (res->_flags & (MC_RES_FREE_ON_DELETE |
MC_RES_NO_FREE_ON_DELETE) ==
(MC_RES_FREE_ON_DELETE | MC_RES_NO_FREE_ON_DELETE)) {
which solves the problem with mc_aget(3) and likely a host of
other bugs.
2004-12-07 19:05 sean
* client/Makefile.pmk: Add a release target.
2004-12-07 01:22 sean
* client/Makefile.pmk: Bunch of little fixes.
2004-12-07 01:21 sean
* client, client/.cvsignore: Ignore .dylib and .so files
2004-12-07 01:17 sean
* client, client/.cvsignore, client/Makefile.pmk, client/include,
client/include/memcache, client/include/memcache/memcache.h.in,
client/pmkfile, client/src, client/src/memcache.c: I'm tired of
chasing bugs in this due to improper version control. Add to
my corporate CVS repository until such time as its incorporated
into
the official memcached(8) repository.
2004-12-07 01:17 sean@gigave.com
* client, client-branches, tags: New repository initialized by
cvs2svn.
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