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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 2007 UTC vs.
Revision 1.413 by root, Sun Apr 6 16:13:20 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.32 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
34	use Digest::MD5 ();	57	use Digest::MD5 ();
35		58
36	# configure various modules to our taste	59	# configure various modules to our taste
37	#	60	#
38	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		64
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		66
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		68
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
74		93
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	97	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		99
83	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	104	our $DB_ENV;
85		105
86	our %CFG;	106	our %CFG;
87		107
88	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
90		111
91	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
94		115
95	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		118
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
101		123
102	binmode STDOUT;	124	binmode STDOUT;
103	binmode STDERR;	125	binmode STDERR;
104		126
105	# read virtual server time, if available	127	# read virtual server time, if available
…		…
158		180
159	The raw value load value from the last tick.	181	The raw value load value from the last tick.
160		182
161	=item %cf::CFG	183	=item %cf::CFG
162		184
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	186	from wherever your confdir points to.
165		187
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		189
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	208	$msg .= "\n"
187	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
188		210
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		212
191	utf8::encode $msg;
192	LOG llevError, $msg;	213	LOG llevError, $msg;
193	};	214	};
194	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
195		231
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	248	)) {
213	no strict 'refs';	249	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	251	}
216		252
217	$Event::DIED = sub {	253	$EV::DIED = sub {
218	warn "error in event callback: @_";	254	warn "error in event callback: @_";
219	};	255	};
220		256
221	#############################################################################	257	#############################################################################
222		258
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	282	$d
247	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
248	}	284	}
249		285
250	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
251		287
252	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
253		289
254	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
255		291
256	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
257		293
258	=cut	294	=cut
259		295
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		297
262	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
264		300
265	=item cf::lock_wait $string	301	=item cf::lock_wait $string
266		302
267	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
268		304
…		…
271	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
274	returned.	310	returned.
275		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
276	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
278		317
279	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
280		319
281	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
282		321
283	=cut	322	=cut
284		323
285	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
286		326
287	sub lock_wait($) {	327	sub lock_wait($) {
288	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
289		334
290	# wait for lock, if any	335	# wait for lock, if any
291	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	338	Coro::schedule;
…		…
299		344
300	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
301	lock_wait $key;	346	lock_wait $key;
302		347
303	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
304		350
305	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
308	}	355	}
309	}	356	}
310		357
…		…
313		360
314	! ! $LOCK{$key}	361	! ! $LOCK{$key}
315	}	362	}
316		363
317	sub freeze_mainloop {	364	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
319		366
320	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
322	};	428	}
323	$TICK_WATCHER->stop;	429	};
324	$guard	430
		431	sub get_slot($;$$) {
		432	my ($time, $pri, $name) = @_;
		433
		434	$time = $TICK * .6 if $time > $TICK * .6;
		435	my $sig = new Coro::Signal;
		436
		437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		439	$SLOT_QUEUE->ready;
		440	$sig->wait;
325	}	441	}
326		442
327	=item cf::async { BLOCK }	443	=item cf::async { BLOCK }
328		444
329	Currently the same as Coro::async_pool, meaning you cannot use	445	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		450
335	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
336		452
337	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
338		454
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	458	acceptable.
343		459
344	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		466
351	sub sync_job(&) {	467	sub sync_job(&) {
352	my ($job) = @_;	468	my ($job) = @_;
353		469
354	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	471	my $time = EV::time;
356		472
357	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
359		475
360	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	477
362	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
363		479
364	my $busy = 1;	480	my $busy = 1;
365	my @res;	481	my @res;
366		482
367	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	485	@res = eval { $job->() };
369	warn $@ if $@;	486	warn $@ if $@;
370	undef $busy;	487	undef $busy;
371	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
372		489
373	while ($busy) {	490	while ($busy) {
374	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
375	}	495	}
		496	}
376		497
377	$time = Event::time - $time;	498	my $time = EV::time - $time;
378		499
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
383		501
384	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
385	} else {	503	} else {
386	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
387		505
…		…
412	=item fork_call { }, $args	530	=item fork_call { }, $args
413		531
414	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
418		536
419	=cut	537	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		538
430	sub fork_call(&@) {	539	sub fork_call(&@) {
431	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
432		541
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	542	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		545
438	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	547	reset_signals;
452	local $SIG{__WARN__};	548	&$cb
453	local $SIG{__DIE__};	549	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		550
460	eval {	551	wantarray ? @res : $res[-1]
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}
472	}	552	}
473		553
474	=item $value = cf::db_get $family => $key	554	=item $value = cf::db_get $family => $key
475		555
476	Returns a single value from the environment database.	556	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	558	=item cf::db_put $family => $key => $value
479		559
480	Stores the given C<$value> in the family. It can currently store binary	560	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	561	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		562
		563	=item $db = cf::db_table "name"
		564
		565	Create and/or open a new database table. The string must not be "db" and must be unique
		566	within each server.
		567
483	=cut	568	=cut
		569
		570	sub db_table($) {
		571	my ($name) = @_;
		572	my $db = BDB::db_create $DB_ENV;
		573
		574	eval {
		575	$db->set_flags (BDB::CHKSUM);
		576
		577	utf8::encode $name;
		578	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		579	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		580	cf::cleanup "db_open(db): $!" if $!;
		581	};
		582	cf::cleanup "db_open(db): $@" if $@;
		583
		584	$db
		585	}
484		586
485	our $DB;	587	our $DB;
486		588
487	sub db_init {	589	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	590	cf::sync_job {
492	eval {	591	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	592	};
502	}	593	}
503		594
504	sub db_get($$) {	595	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	596	my $key = "$_[0]/$_[1]";
506		597
…		…
556	if (1) {	647	if (1) {
557	$md5 =	648	$md5 =
558	join "\x00",	649	join "\x00",
559	$processversion,	650	$processversion,
560	map {	651	map {
561	Coro::cede;	652	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	653	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	654	} 0.. $#$src;
564		655
565		656
566	my $dbmd5 = db_get cache => "$id/md5";	657	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	attach callbacks/event handlers (a collection of which is called an "attachment")	701	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	702	to it. All such attachable objects support the following methods.
612		703
613	In the following description, CLASS can be any of C<global>, C<object>	704	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	705	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	706	Deliantra).
616		707
617	=over 4	708	=over 4
618		709
619	=item $attachable->attach ($attachment, key => $value...)	710	=item $attachable->attach ($attachment, key => $value...)
620		711
…		…
902	}	993	}
903		994
904	0	995	0
905	}	996	}
906		997
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	998	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		999
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1000	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1001
911	Generate an object-specific event with the given arguments.	1002	Generate an object-specific event with the given arguments.
912		1003
…		…
918		1009
919	=cut	1010	=cut
920		1011
921	#############################################################################	1012	#############################################################################
922	# object support	1013	# object support
923	#
924		1014
		1015	sub _object_equal($$);
		1016	sub _object_equal($$) {
		1017	my ($a, $b) = @_;
		1018
		1019	return 0 unless (ref $a) eq (ref $b);
		1020
		1021	if ("HASH" eq ref $a) {
		1022	my @ka = keys %$a;
		1023	my @kb = keys %$b;
		1024
		1025	return 0 if @ka != @kb;
		1026
		1027	for (0 .. $#ka) {
		1028	return 0 unless $ka[$_] eq $kb[$_];
		1029	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1030	}
		1031
		1032	} elsif ("ARRAY" eq ref $a) {
		1033
		1034	return 0 if @$a != @$b;
		1035
		1036	for (0 .. $#$a) {
		1037	return 0 unless _object_equal $a->[$_], $b->[$_];
		1038	}
		1039
		1040	} elsif ($a ne $b) {
		1041	return 0;
		1042	}
		1043
		1044	1
		1045	}
		1046
		1047	our $SLOW_MERGES;#d#
925	sub _can_merge {	1048	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1049	my ($ob1, $ob2) = @_;
927		1050
928	local $Storable::canonical = 1;	1051	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1052
932	$fob1 eq $fob2	1053	# we do the slow way here
		1054	return _object_equal $ob1, $ob2
933	}	1055	}
934		1056
935	sub reattach {	1057	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1058	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1059	my ($obj) = @_;
…		…
959	cf::attachable->attach (	1081	cf::attachable->attach (
960	prio => -1000000,	1082	prio => -1000000,
961	on_instantiate => sub {	1083	on_instantiate => sub {
962	my ($obj, $data) = @_;	1084	my ($obj, $data) = @_;
963		1085
964	$data = from_json $data;	1086	$data = decode_json $data;
965		1087
966	for (@$data) {	1088	for (@$data) {
967	my ($name, $args) = @$_;	1089	my ($name, $args) = @$_;
968		1090
969	$obj->attach ($name, %{$args || {} });	1091	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1107	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1108	my ($filename, $rdata, $objs) = @_;
987		1109
988	sync_job {	1110	sync_job {
989	if (length $$rdata) {	1111	if (length $$rdata) {
		1112	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1113	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1114	$decname, length $$rdata, scalar @$objs;
992		1115
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1117	chmod SAVE_MODE, $fh;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	aio_fsync $fh if $cf::USE_FSYNC;	1119	aio_fsync $fh if $cf::USE_FSYNC;
997	close $fh;	1120	close $fh;
998		1121
999	if (@$objs) {	1122	if (@$objs) {
1000	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1001	chmod SAVE_MODE, $fh;	1124	chmod SAVE_MODE, $fh;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1126	aio_write $fh, 0, (length $data), $data, 0;
1004	aio_fsync $fh if $cf::USE_FSYNC;	1127	aio_fsync $fh if $cf::USE_FSYNC;
1005	close $fh;	1128	close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1129	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1130	}
…		…
1015	}	1138	}
1016	} else {	1139	} else {
1017	aio_unlink $filename;	1140	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1141	aio_unlink "$filename.pst";
1019	}	1142	}
1020	}	1143	};
1021	}	1144	}
1022		1145
1023	sub object_freezer_as_string {	1146	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1147	my ($rdata, $objs) = @_;
1025		1148
…		…
1037	or return;	1160	or return;
1038		1161
1039	unless (aio_stat "$filename.pst") {	1162	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1163	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1164	or return;
		1165
1042	$av = eval { (Storable::thaw $av)->{objs} };	1166	my $st = eval { Coro::Storable::thaw $av };
		1167	$av = $st->{objs};
1043	}	1168	}
1044		1169
		1170	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1171	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1172	$decname, length $data, scalar @{$av || []};
		1173
1047	return ($data, $av);	1174	($data, $av)
1048	}	1175	}
1049		1176
1050	=head2 COMMAND CALLBACKS	1177	=head2 COMMAND CALLBACKS
1051		1178
1052	=over 4	1179	=over 4
…		…
1125	my ($pl, $buf) = @_;	1252	my ($pl, $buf) = @_;
1126		1253
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1255
1129	if (ref $msg) {	1256	if (ref $msg) {
		1257	my ($type, $reply, @payload) =
		1258	"ARRAY" eq ref $msg
		1259	? @$msg
		1260	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1261
		1262	my @reply;
		1263
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1264	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1265	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1266	}
		1267
		1268	$pl->ext_reply ($reply, @reply)
		1269	if $reply;
		1270
1135	} else {	1271	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1273	}
1138		1274
1139	cf::override;	1275	cf::override;
…		…
1192	my $msg = $@ ? "$v->{path}: $@\n"	1328	my $msg = $@ ? "$v->{path}: $@\n"
1193	: "$v->{base}: extension inactive.\n";	1329	: "$v->{base}: extension inactive.\n";
1194		1330
1195	if (exists $v->{meta}{mandatory}) {	1331	if (exists $v->{meta}{mandatory}) {
1196	warn $msg;	1332	warn $msg;
1197	warn "mandatory extension failed to load, exiting.\n";	1333	cf::cleanup "mandatory extension failed to load, exiting.";
1198	exit 1;
1199	}	1334	}
1200		1335
1201	warn $msg;	1336	warn $msg;
1202	}	1337	}
1203		1338
…		…
1228	use Coro::AIO;	1363	use Coro::AIO;
1229		1364
1230	=head3 cf::player	1365	=head3 cf::player
1231		1366
1232	=over 4	1367	=over 4
		1368
		1369	=item cf::player::num_playing
		1370
		1371	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1372
		1373	=cut
		1374
		1375	sub num_playing {
		1376	scalar grep
		1377	$_->ob->map
		1378	&& !$_->hidden
		1379	&& !$_->ob->flag (cf::FLAG_WIZ),
		1380	cf::player::list
		1381	}
1233		1382
1234	=item cf::player::find $login	1383	=item cf::player::find $login
1235		1384
1236	Returns the given player object, loading it if necessary (might block).	1385	Returns the given player object, loading it if necessary (might block).
1237		1386
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1422	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1423	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1424	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1425	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1426
1278	my $pl = load_pl path $login	1427	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1428	or return;
		1429
		1430	my $pl = cf::player::load_pl $f
		1431	or return;
		1432	local $cf::PLAYER_LOADING{$login} = $pl;
		1433	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1434	$cf::PLAYER{$login} = $pl
1281	}	1435	}
1282	}	1436	}
1283	}	1437	}
1284		1438
…		…
1294		1448
1295	aio_mkdir playerdir $pl, 0770;	1449	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1450	$pl->{last_save} = $cf::RUNTIME;
1297		1451
1298	$pl->save_pl ($path);	1452	$pl->save_pl ($path);
1299	Coro::cede;	1453	cf::cede_to_tick;
1300	}	1454	}
1301		1455
1302	sub new($) {	1456	sub new($) {
1303	my ($login) = @_;	1457	my ($login) = @_;
1304		1458
…		…
1308	$self->{deny_save} = 1;	1462	$self->{deny_save} = 1;
1309		1463
1310	$cf::PLAYER{$login} = $self;	1464	$cf::PLAYER{$login} = $self;
1311		1465
1312	$self	1466	$self
		1467	}
		1468
		1469	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1470
		1471	=cut
		1472
		1473	sub send_msg {
		1474	my $ns = shift->ns
		1475	or return;
		1476	$ns->send_msg (@_);
1313	}	1477	}
1314		1478
1315	=item $pl->quit_character	1479	=item $pl->quit_character
1316		1480
1317	Nukes the player without looking back. If logged in, the connection will	1481	Nukes the player without looking back. If logged in, the connection will
…		…
1372	or return [];	1536	or return [];
1373		1537
1374	my @logins;	1538	my @logins;
1375		1539
1376	for my $login (@$dirs) {	1540	for my $login (@$dirs) {
		1541	my $path = path $login;
		1542
		1543	# a .pst is a dead give-away for a valid player
		1544	unless (-e "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1546	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1547	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1548	}
1380		1549
1381	utf8::decode $login;	1550	utf8::decode $login;
1382	push @logins, $login;	1551	push @logins, $login;
1383	}	1552	}
1384		1553
…		…
1417		1586
1418	Expand crossfire pod fragments into protocol xml.	1587	Expand crossfire pod fragments into protocol xml.
1419		1588
1420	=cut	1589	=cut
1421		1590
		1591	use re 'eval';
		1592
		1593	my $group;
		1594	my $interior; $interior = qr{
		1595	# match a pod interior sequence sans C<< >>
		1596	(?:
		1597	\ (.*?)\ (?{ $group = $^N })
		1598	| < (??{$interior}) >
		1599	)
		1600	}x;
		1601
1422	sub expand_cfpod {	1602	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;	1603	my ($self, $pod) = @_;
1424		1604
1425	# escape & and <	1605	my $xml;
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428		1606
1429	# this is buggy, it needs to properly take care of nested <'s	1607	while () {
		1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1609	$group = $1;
1430		1610
1431	1 while	1611	$group =~ s/&/&amp;/g;
1432	# replace B<>, I<>, U<> etc.	1612	$group =~ s/</&lt;/g;
1433	s/B<([^\>]*)>/<b>$1<\/b>/	1613
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/	1614	$xml .= $group;
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/	1615	} elsif ($pod =~ m%\G
1436	# replace G<male|female> tags	1616	([BCGHITU])
1437	|| s{G<([^>|]*)\|([^>]*)>}{	1617	<
1438	$self->gender ? $2 : $1	1618	(?:
1439	}ge	1619	([^<>]*) (?{ $group = $^N })
1440	# replace H<hint text>	1620	| < $interior >
1441	|| s{H<([^\>]*)>}	1621	)
		1622	>
		1623	%gcsx
1442	{	1624	) {
		1625	my ($code, $data) = ($1, $group);
		1626
		1627	if ($code eq "B") {
		1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1629	} elsif ($code eq "I") {
		1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1631	} elsif ($code eq "U") {
		1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1633	} elsif ($code eq "C") {
		1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1635	} elsif ($code eq "T") {
		1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1637	} elsif ($code eq "G") {
		1638	my ($male, $female) = split /\|/, $data;
		1639	$data = $self->gender ? $female : $male;
		1640	$xml .= expand_cfpod ($self, $data);
		1641	} elsif ($code eq "H") {
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")	1644	"")
1446	[$self->{hintmode}]	1645	[$self->{hintmode}];
		1646	} else {
		1647	$xml .= "error processing '$code($data)' directive";
1447	}ge;	1648	}
		1649	} else {
		1650	if ($pod =~ /\G(.+)/) {
		1651	warn "parse error while expanding $pod (at $1)";
		1652	}
		1653	last;
		1654	}
		1655	}
1448		1656
		1657	for ($xml) {
1449	# create single paragraphs (very hackish)	1658	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;	1659	s/(?<=\S)\n(?=\w)/ /g;
1451		1660
1452	# compress some whitespace	1661	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends	1662	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines	1663	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines	1664	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines	1665	s/\n+$//; # ending lines
		1666	}
1457		1667
1458	$_	1668	$xml
1459	}	1669	}
		1670
		1671	no re 'eval';
1460		1672
1461	sub hintmode {	1673	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;	1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}	1675	$_[0]{hintmode}
1464	}	1676	}
1465		1677
1466	=item $player->ext_reply ($msgid, %msg)	1678	=item $player->ext_reply ($msgid, @msg)
1467		1679
1468	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1469		1681
1470	=cut	1682	=cut
1471		1683
1472	sub ext_reply($$%) {	1684	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1685	my ($self, $id, @msg) = @_;
1474		1686
1475	$msg{msgid} = $id;	1687	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1688	}
1478		1689
1479	=item $player->ext_event ($type, %msg)	1690	=item $player->ext_msg ($type, @msg)
1480		1691
1481	Sends an ext event to the client.	1692	Sends an ext event to the client.
1482		1693
1483	=cut	1694	=cut
1484		1695
1485	sub ext_event($$%) {	1696	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1697	my ($self, $type, @msg) = @_;
1487		1698
1488	$self->ns->ext_event ($type, %msg);	1699	$self->ns->ext_msg ($type, @msg);
1489	}	1700	}
1490		1701
1491	=head3 cf::region	1702	=head3 cf::region
1492		1703
1493	=over 4	1704	=over 4
…		…
1709		1920
1710	sub load_header_from($) {	1921	sub load_header_from($) {
1711	my ($self, $path) = @_;	1922	my ($self, $path) = @_;
1712		1923
1713	utf8::encode $path;	1924	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1925	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	1926	or return;
		1927
		1928	$self->_load_header ($f)
		1929	or return;
		1930
		1931	local $MAP_LOADING{$self->{path}} = $self;
		1932	$f->resolve_delayed_derefs;
1719		1933
1720	$self->{load_path} = $path;	1934	$self->{load_path} = $path;
1721		1935
1722	1	1936	1
1723	}	1937	}
…		…
1777	sub find {	1991	sub find {
1778	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1779		1993
1780	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1781		1995
		1996	cf::lock_wait "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	1997	cf::lock_wait "map_find:$path";
1783		1998
1784	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";	2000	my $guard1 = cf::lock_acquire "map_find:$path";
		2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2002
1786	my $map = new_from_path cf::map $path	2003	my $map = new_from_path cf::map $path
1787	or return;	2004	or return;
1788		2005
1789	$map->{last_save} = $cf::RUNTIME;	2006	$map->{last_save} = $cf::RUNTIME;
1790		2007
…		…
1792	or return;	2009	or return;
1793		2010
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2012	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2013	#$cf::WAIT_FOR_TICK->wait;
		2014	undef $guard1;
		2015	undef $guard2;
1797	$map->reset;	2016	$map->reset;
1798	undef $guard;
1799	return find $path;	2017	return find $path;
1800	}	2018	}
1801		2019
1802	$cf::MAP{$path} = $map	2020	$cf::MAP{$path} = $map
1803	}	2021	}
…		…
1812	local $self->{deny_reset} = 1; # loading can take a long time	2030	local $self->{deny_reset} = 1; # loading can take a long time
1813		2031
1814	my $path = $self->{path};	2032	my $path = $self->{path};
1815		2033
1816	{	2034	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2035	my $guard = cf::lock_acquire "map_data:$path";
1818		2036
		2037	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2038	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2039
1821	$self->in_memory (cf::MAP_LOADING);	2040	$self->in_memory (cf::MAP_LOADING);
1822		2041
1823	$self->alloc;	2042	$self->alloc;
1824		2043
1825	$self->pre_load;	2044	$self->pre_load;
1826	Coro::cede;	2045	cf::cede_to_tick;
1827		2046
		2047	my $f = new_from_file cf::object::thawer $self->{load_path};
		2048	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2049	$self->_load_objects ($f)
1829	or return;	2050	or return;
1830		2051
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1832	if delete $self->{load_original};	2053	if delete $self->{load_original};
1833		2054
1834	if (my $uniq = $self->uniq_path) {	2055	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2056	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2057	unless (aio_stat $uniq) {
		2058	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2059	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2060	$self->_load_objects ($f);
		2061	$f->resolve_delayed_derefs;
		2062	}
1839	}	2063	}
1840	}	2064	}
1841		2065
1842	Coro::cede;	2066	$f->resolve_delayed_derefs;
		2067
		2068	cf::cede_to_tick;
1843	# now do the right thing for maps	2069	# now do the right thing for maps
1844	$self->link_multipart_objects;	2070	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2071	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2072	unless $self->difficulty;
1847	Coro::cede;	2073	cf::cede_to_tick;
1848		2074
1849	unless ($self->{deny_activate}) {	2075	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2076	$self->decay_objects;
1851	$self->fix_auto_apply;	2077	$self->fix_auto_apply;
1852	$self->update_buttons;	2078	$self->update_buttons;
1853	Coro::cede;	2079	cf::cede_to_tick;
1854	$self->set_darkness_map;	2080	$self->set_darkness_map;
1855	Coro::cede;	2081	cf::cede_to_tick;
1856	$self->activate;	2082	$self->activate;
1857	}	2083	}
		2084
		2085	$self->{last_save} = $cf::RUNTIME;
		2086	$self->last_access ($cf::RUNTIME);
1858		2087
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2088	$self->in_memory (cf::MAP_IN_MEMORY);
1860	}	2089	}
1861		2090
1862	$self->post_load;	2091	$self->post_load;
…		…
1873		2102
1874	$self	2103	$self
1875	}	2104	}
1876		2105
1877	# find and load all maps in the 3x3 area around a map	2106	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2107	sub load_neighbours {
1879	my ($map) = @_;	2108	my ($map) = @_;
1880		2109
1881	my @diag; # diagonal neighbours	2110	my @neigh; # diagonal neighbours
1882		2111
1883	for (0 .. 3) {	2112	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2113	my $neigh = $map->tile_path ($_)
1885	or next;	2114	or next;
1886	$neigh = find $neigh, $map	2115	$neigh = find $neigh, $map
1887	or next;	2116	or next;
1888	$neigh->load;	2117	$neigh->load;
1889		2118
		2119	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2122	}
1893		2123
1894	for (@diag) {	2124	for (grep defined $_->[0], @neigh) {
		2125	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2126	my $neigh = find $path, $origin
1896	or next;	2127	or next;
1897	$neigh->load;	2128	$neigh->load;
1898	}	2129	}
1899	}	2130	}
1900		2131
…		…
1905	}	2136	}
1906		2137
1907	sub do_load_sync {	2138	sub do_load_sync {
1908	my ($map) = @_;	2139	my ($map) = @_;
1909		2140
		2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2142	if $Coro::current == $Coro::main;
		2143
1910	cf::sync_job { $map->load };	2144	cf::sync_job { $map->load };
1911	}	2145	}
1912		2146
1913	our %MAP_PREFETCH;	2147	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2148	our $MAP_PREFETCHER = undef;
1915		2149
1916	sub find_async {	2150	sub find_async {
1917	my ($path, $origin) = @_;	2151	my ($path, $origin, $load) = @_;
1918		2152
1919	$path = normalise $path, $origin && $origin->{path};	2153	$path = normalise $path, $origin && $origin->{path};
1920		2154
1921	if (my $map = $cf::MAP{$path}) {	2155	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1923	}	2157	}
1924		2158
1925	undef $MAP_PREFETCH{$path};	2159	$MAP_PREFETCH{$path} |= $load;
		2160
1926	$MAP_PREFETCHER ||= cf::async {	2161	$MAP_PREFETCHER ||= cf::async {
		2162	$Coro::current->{desc} = "map prefetcher";
		2163
1927	while (%MAP_PREFETCH) {	2164	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2165	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2166	if (my $map = find $k) {
1930	$map->load;	2167	$map->load if $v;
1931	}	2168	}
1932		2169
1933	delete $MAP_PREFETCH{$path};	2170	delete $MAP_PREFETCH{$k};
1934	}	2171	}
1935	}	2172	}
1936	undef $MAP_PREFETCHER;	2173	undef $MAP_PREFETCHER;
1937	};	2174	};
1938	$MAP_PREFETCHER->prio (6);	2175	$MAP_PREFETCHER->prio (6);
…		…
1941	}	2178	}
1942		2179
1943	sub save {	2180	sub save {
1944	my ($self) = @_;	2181	my ($self) = @_;
1945		2182
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;	2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
1947		2184
1948	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1949		2186
1950	return unless $self->dirty;	2187	return unless $self->dirty;
1951		2188
…		…
1957	return if $self->{deny_save};	2194	return if $self->{deny_save};
1958		2195
1959	local $self->{last_access} = $self->last_access;#d#	2196	local $self->{last_access} = $self->last_access;#d#
1960		2197
1961	cf::async {	2198	cf::async {
		2199	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2200	$_->contr->save for $self->players;
1963	};	2201	};
1964		2202
1965	if ($uniq) {	2203	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1974	my ($self) = @_;	2212	my ($self) = @_;
1975		2213
1976	# save first because save cedes	2214	# save first because save cedes
1977	$self->save;	2215	$self->save;
1978		2216
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2218
1981	return if $self->players;	2219	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;	2220	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};	2221	return if $self->{deny_save};
1984		2222
		2223	$self->in_memory (cf::MAP_SWAPPED);
		2224
		2225	$self->deactivate;
		2226	$_->clear_links_to ($self) for values %cf::MAP;
1985	$self->clear;	2227	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2228	}
1988		2229
1989	sub reset_at {	2230	sub reset_at {
1990	my ($self) = @_;	2231	my ($self) = @_;
1991		2232
…		…
2023	if $uniq;	2264	if $uniq;
2024	}	2265	}
2025		2266
2026	delete $cf::MAP{$self->path};	2267	delete $cf::MAP{$self->path};
2027		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2271	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2272
2032	$self->unlink_save;	2273	$self->unlink_save;
2033	$self->destroy;	2274	$self->destroy;
2034	}	2275	}
2035		2276
2036	my $nuke_counter = "aaaa";	2277	my $nuke_counter = "aaaa";
2037		2278
2038	sub nuke {	2279	sub nuke {
2039	my ($self) = @_;	2280	my ($self) = @_;
2040		2281
		2282	{
		2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2284
2041	delete $cf::MAP{$self->path};	2285	delete $cf::MAP{$self->path};
2042		2286
2043	$self->unlink_save;	2287	$self->unlink_save;
2044		2288
2045	bless $self, "cf::map";	2289	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2290	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2291	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2292	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2294
2051	$cf::MAP{$self->path} = $self;	2295	$cf::MAP{$self->path} = $self;
		2296	}
2052		2297
2053	$self->reset; # polite request, might not happen	2298	$self->reset; # polite request, might not happen
2054	}	2299	}
2055		2300
2056	=item $maps = cf::map::tmp_maps	2301	=item $maps = cf::map::tmp_maps
…		…
2132		2377
2133	sub inv_recursive {	2378	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2379	inv_recursive_ inv $_[0]
2135	}	2380	}
2136		2381
		2382	=item $ref = $ob->ref
		2383
		2384	creates and returns a persistent reference to an objetc that can be stored as a string.
		2385
		2386	=item $ob = cf::object::deref ($refstring)
		2387
		2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2389	even if the object actually exists. May block.
		2390
		2391	=cut
		2392
		2393	sub deref {
		2394	my ($ref) = @_;
		2395
		2396	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2397	my ($uuid, $name) = ($1, $2);
		2398	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2399	or return;
		2400	$pl->ob->uuid eq $uuid
		2401	or return;
		2402
		2403	$pl->ob
		2404	} else {
		2405	warn "$ref: cannot resolve object reference\n";
		2406	undef
		2407	}
		2408	}
		2409
2137	package cf;	2410	package cf;
2138		2411
2139	=back	2412	=back
2140		2413
2141	=head3 cf::object::player	2414	=head3 cf::object::player
…		…
2163		2436
2164	} else {	2437	} else {
2165	my $pl = $self->contr;	2438	my $pl = $self->contr;
2166		2439
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2440	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2443
2176	} else {	2444	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2446	$self->message ($msg, $flags);
2179	}	2447	}
2180	}	2448	}
		2449	}
		2450
		2451	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2452
		2453	=cut
		2454
		2455	sub cf::object::send_msg {
		2456	my $pl = shift->contr
		2457	or return;
		2458	$pl->send_msg (@_);
2181	}	2459	}
2182		2460
2183	=item $player_object->may ("access")	2461	=item $player_object->may ("access")
2184		2462
2185	Returns wether the given player is authorized to access resource "access"	2463	Returns wether the given player is authorized to access resource "access"
…		…
2264	# use -1 or undef as default coordinates, not 0, 0	2542	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2543	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2544	if $x <=0 && $y <= 0;
2267		2545
2268	$map->load;	2546	$map->load;
2269	$map->load_diag;	2547	$map->load_neighbours;
2270		2548
2271	return unless $self->contr->active;	2549	return unless $self->contr->active;
2272	$self->activate_recursive;	2550	$self->activate_recursive;
2273		2551
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2573
2296	$self->enter_link;	2574	$self->enter_link;
2297		2575
2298	(async {	2576	(async {
		2577	$Coro::current->{desc} = "player::goto $path $x $y";
		2578
		2579	# *tag paths override both path and x|y
		2580	if ($path =~ /^\*(.*)$/) {
		2581	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2582	my $ob = $obs[rand @obs];
		2583
		2584	# see if we actually can go there
		2585	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2586	$ob = $obs[rand @obs];
		2587	} else {
		2588	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2589	}
		2590	# else put us there anyways for now #d#
		2591
		2592	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2593	} else {
		2594	($path, $x, $y) = (undef, undef, undef);
		2595	}
		2596	}
		2597
2299	my $map = eval {	2598	my $map = eval {
2300	my $map = cf::map::find $path;	2599	my $map = defined $path ? cf::map::find $path : undef;
2301		2600
2302	if ($map) {	2601	if ($map) {
2303	$map = $map->customise_for ($self);	2602	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2603	$map = $check->($map) if $check && $map;
2305	} else {	2604	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2606	}
2308		2607
2309	$map	2608	$map
2310	};	2609	};
2311		2610
…		…
2364	$rmp->{origin_y} = $exit->y;	2663	$rmp->{origin_y} = $exit->y;
2365	}	2664	}
2366		2665
2367	$rmp->{random_seed} ||= $exit->random_seed;	2666	$rmp->{random_seed} ||= $exit->random_seed;
2368		2667
2369	my $data = cf::to_json $rmp;	2668	my $data = cf::encode_json $rmp;
2370	my $md5 = Digest::MD5::md5_hex $data;	2669	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2670	my $meta = "$RANDOMDIR/$md5.meta";
2372		2671
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2673	aio_write $fh, 0, (length $data), $data, 0;
…		…
2401	# if exit is damned, update players death & WoR home-position	2700	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)	2701	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);	2702	if $exit->flag (FLAG_DAMNED);
2404		2703
2405	(async {	2704	(async {
		2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2706
2406	$self->deactivate_recursive; # just to be sure	2707	$self->deactivate_recursive; # just to be sure
2407	unless (eval {	2708	unless (eval {
2408	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($slaying, $hp, $sp);
2409		2710
2410	1;	2711	1;
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2447		2748
2448	=cut	2749	=cut
2449		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	);
		2802
2450	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2805
2453	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg);
2454		2807
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		2809
		2810	# check predefined channels, for the benefit of C
		2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2457	if (ref $channel) {	2819	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
2462	}	2825	}
2463		2826
2464	$channel = $channel->{id};	2827	$channel = $channel->{id};
2465	}	2828	}
2466		2829
2467	return unless @extra || length $msg;	2830	return unless @extra || length $msg;
2468		2831
2469	if ($self->can_msg) {	2832	if ($self->can_msg) {
		2833	# default colour, mask it out
		2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2835	if $color & cf::NDI_DEF;
		2836
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2837	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2471	} else {	2839	} else {
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481
2482	if ($color >= 0) {	2840	if ($color >= 0) {
		2841	# replace some tags by gcfclient-compatible ones
		2842	for ($msg) {
		2843	1 while
		2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2849	}
		2850
		2851	$color &= cf::NDI_COLOR_MASK;
		2852
		2853	utf8::encode $msg;
		2854
2483	if (0 && $msg =~ /\[/) {	2855	if (0 && $msg =~ /\[/) {
		2856	# COMMAND/INFO
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2485	} else {	2858	} else {
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")	2860	$self->send_packet ("drawinfo $color $msg")
2488	}	2861	}
2489	}	2862	}
2490	}	2863	}
2491	}	2864	}
2492		2865
2493	=item $client->ext_event ($type, %msg)	2866	=item $client->ext_msg ($type, @msg)
2494		2867
2495	Sends an ext event to the client.	2868	Sends an ext event to the client.
2496		2869
2497	=cut	2870	=cut
2498		2871
2499	sub cf::client::ext_event($$%) {	2872	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	2873	my ($self, $type, @msg) = @_;
2501		2874
2502	return unless $self->extcmd;	2875	if ($self->extcmd == 2) {
2503		2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2877	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	2878	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2880	}
		2881	}
		2882
		2883	=item $client->ext_reply ($msgid, @msg)
		2884
		2885	Sends an ext reply to the client.
		2886
		2887	=cut
		2888
		2889	sub cf::client::ext_reply($$@) {
		2890	my ($self, $id, @msg) = @_;
		2891
		2892	if ($self->extcmd == 2) {
		2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2894	} elsif ($self->extcmd == 1) {
		2895	#TODO: version 1, remove
		2896	unshift @msg, msgtype => "reply", msgid => $id;
		2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2898	}
2506	}	2899	}
2507		2900
2508	=item $success = $client->query ($flags, "text", \&cb)	2901	=item $success = $client->query ($flags, "text", \&cb)
2509		2902
2510	Queues a query to the client, calling the given callback with	2903	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	2958	my ($ns, $buf) = @_;
2566		2959
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		2961
2569	if (ref $msg) {	2962	if (ref $msg) {
		2963	my ($type, $reply, @payload) =
		2964	"ARRAY" eq ref $msg
		2965	? @$msg
		2966	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2967
		2968	my @reply;
		2969
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2970	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	2971	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	2972	}
		2973
		2974	$ns->ext_reply ($reply, @reply)
		2975	if $reply;
		2976
2576	} else {	2977	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2978	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	2979	}
2579		2980
2580	cf::override;	2981	cf::override;
…		…
2627	our $safe = new Safe "safe";	3028	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3029	our $safe_hole = new Safe::Hole;
2629		3030
2630	$SIG{FPE} = 'IGNORE';	3031	$SIG{FPE} = 'IGNORE';
2631		3032
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3033	$safe->permit_only (Opcode::opset qw(
		3034	:base_core :base_mem :base_orig :base_math
		3035	grepstart grepwhile mapstart mapwhile
		3036	sort time
		3037	));
2633		3038
2634	# here we export the classes and methods available to script code	3039	# here we export the classes and methods available to script code
2635		3040
2636	=pod	3041	=pod
2637		3042
2638	The following functions and methods are available within a safe environment:	3043	The following functions and methods are available within a safe environment:
2639		3044
2640	cf::object	3045	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3046	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3047	insert remove name archname title slaying race decrease_ob_nr
2643		3048
2644	cf::object::player	3049	cf::object::player
2645	player	3050	player
2646		3051
2647	cf::player	3052	cf::player
…		…
2652		3057
2653	=cut	3058	=cut
2654		3059
2655	for (	3060	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3062	insert remove inv name archname title slaying race
2657	insert remove)],	3063	decrease_ob_nr destroy)],
2658	["cf::object::player" => qw(player)],	3064	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3065	["cf::player" => qw(peaceful)],
2660	["cf::map" => qw(trigger)],	3066	["cf::map" => qw(trigger)],
2661	) {	3067	) {
2662	no strict 'refs';	3068	no strict 'refs';
…		…
2738	# the server's init and main functions	3144	# the server's init and main functions
2739		3145
2740	sub load_facedata($) {	3146	sub load_facedata($) {
2741	my ($path) = @_;	3147	my ($path) = @_;
2742		3148
		3149	# HACK to clear player env face cache, we need some signal framework
		3150	# for this (global event?)
		3151	%ext::player_env::MUSIC_FACE_CACHE = ();
		3152
		3153	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3154
2743	warn "loading facedata from $path\n";	3155	warn "loading facedata from $path\n";
2744		3156
2745	my $facedata;	3157	my $facedata;
2746	0 < aio_load $path, $facedata	3158	0 < aio_load $path, $facedata
2747	or die "$path: $!";	3159	or die "$path: $!";
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3161	$facedata = Coro::Storable::thaw $facedata;
2750		3162
2751	$facedata->{version} == 2	3163	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3164	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3165
		3166	# patch in the exptable
		3167	$facedata->{resource}{"res/exp_table"} = {
		3168	type => FT_RSRC,
		3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3170	};
		3171	cf::cede_to_tick;
		3172
2754	{	3173	{
2755	my $faces = $facedata->{faceinfo};	3174	my $faces = $facedata->{faceinfo};
2756		3175
2757	while (my ($face, $info) = each %$faces) {	3176	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3178
2759	cf::face::set_visibility $idx, $info->{visibility};	3179	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3180	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2763		3183
2764	cf::cede_to_tick;	3184	cf::cede_to_tick;
2765	}	3185	}
2766		3186
2767	while (my ($face, $info) = each %$faces) {	3187	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3188	next unless $info->{smooth};
		3189
2769	my $idx = cf::face::find $face	3190	my $idx = cf::face::find $face
2770	or next;	3191	or next;
		3192
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3193	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3194	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3196	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3197	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2792		3214
2793	{	3215	{
2794	# TODO: for gcfclient pleasure, we should give resources	3216	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.	3217	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3218	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3219
2799	while (my ($name, $info) = each %$res) {	3220	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3221	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3223	my $data;
2807		3224
2808	if ($name =~ /\.jpg$/) {	3225	if ($info->{type} & 1) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3226	# prepend meta info
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3227
		3228	my $meta = $enc->encode ({
		3229	name => $name,
		3230	%{ $info->{meta} || {} },
		3231	});
		3232
		3233	$data = pack "(w/a*)*", $meta, $info->{data};
		3234	} else {
		3235	$data = $info->{data};
		3236	}
		3237
		3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3239	cf::face::set_type $idx, $info->{type};
2811	} else {	3240	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3241	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3242	}
2818		3243
2819	cf::cede_to_tick;	3244	cf::cede_to_tick;
2820	}	3245	}
2821	}	3246	}
2822		3247
		3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3249
2823	1	3250	1
2824	}	3251	}
2825		3252
		3253	cf::global->attach (on_resource_update => sub {
		3254	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3255	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3256
		3257	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3258	my $sound = $soundconf->{compat}[$_]
		3259	or next;
		3260
		3261	my $face = cf::face::find "sound/$sound->[1]";
		3262	cf::sound::set $sound->[0] => $face;
		3263	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3264	}
		3265
		3266	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3267	my $face = cf::face::find "sound/$v";
		3268	cf::sound::set $k => $face;
		3269	}
		3270	}
		3271	});
		3272
		3273	register_exticmd fx_want => sub {
		3274	my ($ns, $want) = @_;
		3275
		3276	while (my ($k, $v) = each %$want) {
		3277	$ns->fx_want ($k, $v);
		3278	}
		3279	};
		3280
2826	sub reload_regions {	3281	sub reload_regions {
		3282	# HACK to clear player env face cache, we need some signal framework
		3283	# for this (global event?)
		3284	%ext::player_env::MUSIC_FACE_CACHE = ();
		3285
2827	load_resource_file "$MAPDIR/regions"	3286	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3287	or die "unable to load regions file\n";
2829		3288
2830	for (cf::region::list) {	3289	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3290	$_->{match} = qr/$_->{match}/
…		…
2867		3326
2868	sub init {	3327	sub init {
2869	reload_resources;	3328	reload_resources;
2870	}	3329	}
2871		3330
2872	sub cfg_load {	3331	sub reload_config {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3332	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3333	or return;
2875		3334
2876	local $/;	3335	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3336	*CFG = YAML::Load <$fh>;
2878		3337
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3339
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2893	sub main {	3352	sub main {
2894	# we must not ever block the main coroutine	3353	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3354	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3356	(async {
2898	Event::one_event;	3357	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3358	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3359	})->prio (Coro::PRIO_MAX);
2900	};	3360	};
2901		3361
2902	cfg_load;	3362	reload_config;
2903	db_init;	3363	db_init;
2904	load_extensions;	3364	load_extensions;
2905		3365
2906	$TICK_WATCHER->start;	3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3367	evthread_start IO::AIO::poll_fileno;
2907	Event::loop;	3368	EV::loop;
2908	}	3369	}
2909		3370
2910	#############################################################################	3371	#############################################################################
2911	# initialisation and cleanup	3372	# initialisation and cleanup
2912		3373
2913	# install some emergency cleanup handlers	3374	# install some emergency cleanup handlers
2914	BEGIN {	3375	BEGIN {
		3376	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3377	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3379	cf::cleanup "SIG$signal";
2923	},
2924	);	3380	};
2925	}	3381	}
2926	}	3382	}
2927		3383
2928	sub write_runtime {	3384	sub write_runtime {
2929	my $runtime = "$LOCALDIR/runtime";	3385	my $runtime = "$LOCALDIR/runtime";
…		…
2974	# and maps saved/destroyed asynchronously.	3430	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3431	warn "begin emergency player save\n";
2976	for my $login (keys %cf::PLAYER) {	3432	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3433	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3434	$pl->valid or next;
		3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3436	$pl->save;
2980	}	3437	}
2981	warn "end emergency player save\n";	3438	warn "end emergency player save\n";
2982		3439
2983	warn "begin emergency map save\n";	3440	warn "begin emergency map save\n";
…		…
3022	warn "syncing database to disk";	3479	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3480	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3481
3025	# if anything goes wrong in here, we should simply crash as we already saved	3482	# if anything goes wrong in here, we should simply crash as we already saved
3026		3483
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3484	warn "flushing outstanding aio requests";
3033	for (;;) {	3485	for (;;) {
3034	BDB::flush;	3486	BDB::flush;
3035	IO::AIO::flush;	3487	IO::AIO::flush;
3036	Coro::cede;	3488	Coro::cede_notself;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3489	last unless IO::AIO::nreqs || BDB::nreqs;
3038	warn "iterate...";	3490	warn "iterate...";
3039	}	3491	}
3040		3492
3041	++$RELOAD;	3493	++$RELOAD;
…		…
3100	warn "reloading cf.pm";	3552	warn "reloading cf.pm";
3101	require cf;	3553	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3103		3555
3104	warn "loading config and database again";	3556	warn "loading config and database again";
3105	cf::cfg_load;	3557	cf::reload_config;
3106		3558
3107	warn "loading extensions";	3559	warn "loading extensions";
3108	cf::load_extensions;	3560	cf::load_extensions;
3109		3561
3110	warn "reattaching attachments to objects/players";	3562	warn "reattaching attachments to objects/players";
…		…
3117	warn "leaving sync_job";	3569	warn "leaving sync_job";
3118		3570
3119	1	3571	1
3120	} or do {	3572	} or do {
3121	warn $@;	3573	warn $@;
3122	warn "error while reloading, exiting.";	3574	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3575	};
3125		3576
3126	warn "reloaded";	3577	warn "reloaded";
3127	};	3578	};
3128		3579
…		…
3130		3581
3131	sub reload_perl() {	3582	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3583	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3584	# coro crashes during coro_state_free->destroy here.
3134		3585
3135	$RELOAD_WATCHER ||= Event->timer (	3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3136	reentrant => 0,
3137	after => 0,
3138	data => WF_AUTOCANCEL,
3139	cb => sub {
3140	do_reload_perl;	3587	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3588	undef $RELOAD_WATCHER;
3142	},
3143	);	3589	};
3144	}	3590	}
3145		3591
3146	register_command "reload" => sub {	3592	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3593	my ($who, $arg) = @_;
3148		3594
3149	if ($who->flag (FLAG_WIZ)) {	3595	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3596	$who->message ("reloading server.");
		3597	async {
		3598	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3599	reload_perl;
		3600	};
3152	}	3601	}
3153	};	3602	};
3154		3603
3155	unshift @INC, $LIBDIR;	3604	unshift @INC, $LIBDIR;
3156		3605
…		…
3158		3607
3159	our @WAIT_FOR_TICK;	3608	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3609	our @WAIT_FOR_TICK_BEGIN;
3161		3610
3162	sub wait_for_tick {	3611	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;	3612	return if tick_inhibit;
3164	return if $Coro::current == $Coro::main;	3613	return if $Coro::current == $Coro::main;
3165		3614
3166	my $signal = new Coro::Signal;	3615	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3616	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3617	$signal->wait;
3169	}	3618	}
3170		3619
3171	sub wait_for_tick_begin {	3620	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;	3621	return if tick_inhibit;
3173	return if $Coro::current == $Coro::main;	3622	return if $Coro::current == $Coro::main;
3174		3623
3175	my $signal = new Coro::Signal;	3624	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3625	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3626	$signal->wait;
3178	}	3627	}
3179		3628
3180	my $min = 1e6;#d#	3629	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3630	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3632	unless ++$bug_warning > 10;
3192	return;	3633	return;
3193	}	3634	}
3194		3635
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3636	cf::server_tick; # one server iteration
3198		3637
3199	0 && sync_job {#d#	3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3200	for(1..10) {	3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3201	my $t = Event::time;	3640	Coro::async_pool {
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3641	$Coro::current->{desc} = "runtime saver";
3203	or die;	3642	write_runtime
3204		3643	or warn "ERROR: unable to write runtime file: $!";
3205	$map->width (50);
3206	$map->height (50);
3207	$map->alloc;
3208	$map->_load_objects ("/tmp/x.map", 1);
3209	my $t = Event::time - $t;
3210
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3644	};
		3645	}
3221		3646
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3648	$sig->send;
3238	}	3649	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3650	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3651	$sig->send;
3241	}	3652	}
3242		3653
3243	$NOW = Event::time;	3654	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3656
3254	_post_tick;	3657	if (0) {
3255		3658	if ($NEXT_TICK) {
3256		3659	my $jitter = $TICK_START - $NEXT_TICK;
		3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3661	warn "jitter $JITTER\n";#d#
		3662	}
3257	},	3663	}
3258	);	3664	}
3259		3665
3260	{	3666	{
3261	BDB::max_poll_time $TICK * 0.1;	3667	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	3668
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	3669	BDB::min_parallel 8;
3271		3670	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	3671	$Coro::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		3672
3287	unless ($DB_ENV) {	3673	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	3674	$DB_ENV = BDB::db_env_create;
		3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3676	| BDB::LOG_AUTOREMOVE, 1);
		3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		3679
3290	cf::sync_job {	3680	cf::sync_job {
3291	eval {	3681	eval {
3292	BDB::db_env_open	3682	BDB::db_env_open
3293	$DB_ENV,	3683	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3685	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3686	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	3687	0666;
3298		3688
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3689	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	3690	};
3304		3691
3305	cf::cleanup "db_env_open(db): $@" if $@;	3692	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	3693	};
3307	}	3694	}
		3695
		3696	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3697	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3698	};
		3699	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3700	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3701	};
		3702	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3703	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3704	};
3308	}	3705	}
3309		3706
3310	{	3707	{
		3708	# configure IO::AIO
		3709
3311	IO::AIO::min_parallel 8;	3710	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	3711	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	3712	$Coro::AIO::WATCHER->priority (1);
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	3713	}
3324		3714
3325	my $_log_backtrace;	3715	my $_log_backtrace;
3326		3716
3327	sub _log_backtrace {	3717	sub _log_backtrace {
…		…
3331		3721
3332	# limit the # of concurrent backtraces	3722	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	3723	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	3724	++$_log_backtrace;
3335	async {	3725	async {
		3726	$Coro::current->{desc} = "abt $msg";
		3727
3336	my @bt = fork_call {	3728	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	3729	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3730	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3731	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	3732	or die "addr2line: $!";

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