pjd
8a7b72b9d3
We only want to know if descriptors are ready for reading.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-30 23:19:21 +00:00
pjd
95ca781a2e
When someone gives NULL as data, assume this is because he want to declare
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connection side only.
MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-30 23:16:45 +00:00
pjd
107a540b8b
Use pjdlog_exit() before fork().
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-30 22:28:04 +00:00
pjd
f116a70c0d
Constify arguments we can constify.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-30 22:26:42 +00:00
pjd
e14a354a91
Execute hook when connection between the nodes is established or lost.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-30 00:31:30 +00:00
pjd
2357642204
Execute hook when split-brain is detected.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-30 00:12:10 +00:00
pjd
72d737839c
Use sigtimedwait(2) for signals handling in primary process.
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This fixes various races and eliminates use of pthread* API in signal handler.
Pointed out by: kib
With help from: jilles
MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-30 00:06:05 +00:00
pjd
4ad9896077
- Move functionality responsible for checking one connection to separate
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function to make code more readable.
- Be sure not to reconnect too often in case of signal delivery, etc.
MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-29 22:55:21 +00:00
pjd
39e5544fc3
Disconnect after logging errors.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-29 22:17:53 +00:00
pjd
1d4a51dd2d
- Call hook on role change.
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- Document new event.
MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-29 21:42:45 +00:00
pjd
70a52f0307
Allow to run hooks from the main hastd process.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-29 21:41:53 +00:00
pjd
9a66bc9a30
- Add hook_fini() which should be called after fork() from the main hastd
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process, once it start to use hooks.
- Add hook_check_one() in case the caller expects different child processes
and once it can recognize it, it will pass pid and status to hook_check_one().
MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-29 21:39:49 +00:00
pjd
4a3477caff
Implement mtx_destroy() and rw_destroy().
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-29 21:37:21 +00:00
pjd
98dd369bdd
When SIGTERM or SIGINT is received, terminate worker processes.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 21:28:02 +00:00
pjd
db793cba89
When logging to stdout/stderr, flush after each log.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 21:26:55 +00:00
pjd
ae9ec59c50
Correct when we log interrupted synchronization.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 21:20:32 +00:00
pjd
e55034b622
Check if no signals were delivered just before going to sleep.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 20:49:06 +00:00
pjd
bd949b7dfc
Add hooks execution.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 20:48:12 +00:00
pjd
4b6cfc055c
Document new 'exec' parameter.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 15:20:31 +00:00
pjd
74741a8c60
Allow to execute specified program on various HAST events.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 15:16:52 +00:00
pjd
aeab5efe07
- Run hooks in background - don't block waiting for them to finish.
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- Keep all hooks we're running in a global list, so we can report when
they finish and also report when they are running for too long.
MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 14:38:12 +00:00
pjd
dd3961e615
When logging to stdout/stderr don't close those descriptors after fork().
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 14:35:39 +00:00
pjd
ac5c9c9216
Reduce indent where possible.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 14:28:39 +00:00
pjd
ead19aaef1
Implement keepalive mechanism inside HAST protocol so we can detect secondary
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node failures quickly for HAST resources that are rarely modified.
Remove XXX from a comment now that the guard thread never sleeps infinitely.
MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 14:26:37 +00:00
pjd
8729a28322
- Remove redundant and incorrect 'old' word from debug message.
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- Log disconnects as warnings.
MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 14:12:53 +00:00
pjd
0a7a46d1e3
Don't increase number synchronized bytes in case of an error.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 14:10:25 +00:00
pjd
a3721f8d1b
Log that synchronization was interrupted in a proper place.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 14:08:10 +00:00
pjd
b51d684000
We have sync_start() function to start synchronization, introduce sync_stop()
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function to stop it.
MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 14:06:00 +00:00
pjd
79f0171a3e
Add QUEUE_INSERT() and QUEUE_TAKE() macros that simplify the code a bit.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 14:01:28 +00:00
pjd
ef9c1a15b4
Add mtx_owned() implementation.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 13:58:38 +00:00
pjd
29f3bd82d2
Make comment more readable.
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MFC after: 2 weeks
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
2010-08-27 13:54:17 +00:00
pjd
395a43623f
For some setups sending data in 128kB chunks makes communication very slow. No
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idea why. 32kB on the other hand seems to work properly everywhere.
Reported by: Thomas Steen Rasmussen <thomas@gibfest.dk>
MFC after: 3 weeks
2010-08-18 12:09:27 +00:00
pjd
46021d25fa
The 'size' variable is there to limit how many bytes we want to copy from
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'addr'. It is very likely that size of 'addr' is larger than 'size', so checking
strlcpy() return value is bogus.
MFC after: 3 weeks
2010-08-16 21:59:56 +00:00
joel
dd1fff9bcb
Fix typos, spelling, formatting and mdoc mistakes found by Nobuyuki while
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translating these manual pages. Minor corrections by me.
Submitted by: Nobuyuki Koganemaru <n-kogane@syd.odn.ne.jp>
2010-08-16 15:18:30 +00:00
pjd
d71ba1ed02
Document 'none' value for remote.
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Reviewed by: dougb
MFC after: 1 month
2010-08-05 19:54:57 +00:00
pjd
7a18b662f1
Implement configuration reload on SIGHUP. This includes:
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- Load added resources.
- Stop and forget removed resources.
- Update modified resources in least intrusive way, ie. don't touch
/dev/hast/<name> unless path to local component or provider name were
modified.
Obtained from: Wheel Systems Sp. z o.o. http://www.wheelsystems.com
MFC after: 1 month
2010-08-05 19:16:31 +00:00
pjd
7bbad9d8f8
Prepare configuration parsing code to be called multiple times:
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- Don't exit on errors if not requested.
- Don't keep configuration in global variable, but allocate memory for
configuration.
- Call yyrestart() before yyparse() so that on error in configuration file
we will start from the begining next time and not from the place we left of.
MFC after: 1 month
2010-08-05 19:08:54 +00:00
pjd
31021ec9f1
Make control_set_role() more public. We will need it soon.
...
MFC after: 1 month
2010-08-05 19:04:29 +00:00
pjd
64f20fee87
Allow to use 'none' keywork as remote address in case second cluster node
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is not setup yet.
MFC after: 1 month
2010-08-05 19:01:57 +00:00
pjd
25464151ef
Reset signal handlers after fork().
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MFC after: 1 month
2010-08-05 18:58:00 +00:00
pjd
ed23731ef1
- Use pjdlog_exitx() to log errors and exit instead of errx().
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- Use 'unable to' (instead of 'cannot') consistently.
MFC after: 1 month
2010-08-05 18:56:24 +00:00
pjd
8f25a1f569
Assert that various buffers we are large enough.
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MFC after: 1 month
2010-08-05 18:27:41 +00:00
pjd
ca14b5deab
Problem with assertion is that it logs on stderr. Add two macros:
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PJDLOG_ASSERT() and PJDLOG_VERIFY() that will check the given condition
and log the problem where appropriate. The difference between those
two is that PJDLOG_VERIFY() always work and PJDLOG_ASSERT() can be
turned off by defining NDEBUG.
MFC after: 1 month
2010-08-05 18:26:38 +00:00
pjd
dd50434feb
Keep $FreeBSD$ in __FBSDID() only for C files.
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MFC after: 1 month
2010-08-05 18:23:43 +00:00
pjd
5df4a855e5
Mark two more places that we won't reach.
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MFC after: 1 month
2010-08-05 18:21:45 +00:00
pjd
d222eba6ff
Now that TCP will be checked last we don't need any knowledge about other
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protocols.
MFC after: 1 month
2010-08-05 17:57:59 +00:00
pjd
d808f64f39
Add an argument to the proto_register() function which allows protocol to
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declare it is the default and be placed at the end of the queue so it is
checked last.
MFC after: 1 month
2010-08-05 17:56:41 +00:00
joel
be2c32910f
Spelling fixes.
2010-07-31 21:09:49 +00:00
pjd
3f34a9652f
Actually, only the fullsync mode is implemented, not memsync mode.
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Correct manual page.
MFC after: 3 days
2010-07-22 08:30:14 +00:00
pjd
30cb3140ef
Correct various log messages.
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Submitted by: Mikolaj Golub <to.my.trociny@gmail.com>
MFC after: 3 days
2010-06-14 21:46:48 +00:00