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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.315 by root, Mon Jul 23 17:53:55 2007 UTC vs.
Revision 1.412 by root, Wed Apr 2 11:13:55 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 1.86;
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	}
322	};	369
323	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
324	$guard	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
325	}	383	}
326		384
327	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
328		386
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
342		400
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
345	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
346		406
347	while () {	407	while () {
348	next_job:	408	next_job:
349	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
357	}	417	}
358	}	418	}
359	}	419	}
360		420
361	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	424	$signal->wait;
365	} else {	425	} else {
366	Coro::schedule;	426	Coro::schedule;
367	}	427	}
…		…
390		450
391	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
392		452
393	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
394		454
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	458	acceptable.
399		459
400	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
401	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
…		…
406		466
407	sub sync_job(&) {	467	sub sync_job(&) {
408	my ($job) = @_;	468	my ($job) = @_;
409		469
410	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	471	my $time = EV::time;
412		472
413	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
415		475
416	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	477
418	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
419		479
420	my $busy = 1;	480	my $busy = 1;
421	my @res;	481	my @res;
422		482
423	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	485	@res = eval { $job->() };
425	warn $@ if $@;	486	warn $@ if $@;
426	undef $busy;	487	undef $busy;
427	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
428		489
429	while ($busy) {	490	while ($busy) {
430	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
431	}	495	}
		496	}
432		497
433	$time = Event::time - $time;	498	my $time = EV::time - $time;
434		499
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
439		501
440	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
441	} else {	503	} else {
442	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
443		505
…		…
468	=item fork_call { }, $args	530	=item fork_call { }, $args
469		531
470	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
471	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
474		536
475	=cut	537	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		538
486	sub fork_call(&@) {	539	sub fork_call(&@) {
487	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
488		541
489	# 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,
490	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		545
494	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	547	reset_signals;
508	local $SIG{__WARN__};	548	&$cb
509	local $SIG{__DIE__};	549	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		550
516	eval {	551	wantarray ? @res : $res[-1]
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}
528	}	552	}
529		553
530	=item $value = cf::db_get $family => $key	554	=item $value = cf::db_get $family => $key
531		555
532	Returns a single value from the environment database.	556	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	558	=item cf::db_put $family => $key => $value
535		559
536	Stores the given C<$value> in the family. It can currently store binary	560	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		562
		563	=item $db = cf::db_table "name"
		564
		565	Create and/or open a new database table. The string must not be "db" and must be unique
		566	within each server.
		567
539	=cut	568	=cut
		569
		570	sub db_table($) {
		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	}
540		586
541	our $DB;	587	our $DB;
542		588
543	sub db_init {	589	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	590	cf::sync_job {
548	eval {	591	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	592	};
558	}	593	}
559		594
560	sub db_get($$) {	595	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	596	my $key = "$_[0]/$_[1]";
562		597
…		…
612	if (1) {	647	if (1) {
613	$md5 =	648	$md5 =
614	join "\x00",	649	join "\x00",
615	$processversion,	650	$processversion,
616	map {	651	map {
617	Coro::cede;	652	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	653	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	654	} 0.. $#$src;
620		655
621		656
622	my $dbmd5 = db_get cache => "$id/md5";	657	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	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")
667	to it. All such attachable objects support the following methods.	702	to it. All such attachable objects support the following methods.
668		703
669	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>
670	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
671	Crossfire TRT).	706	Deliantra).
672		707
673	=over 4	708	=over 4
674		709
675	=item $attachable->attach ($attachment, key => $value...)	710	=item $attachable->attach ($attachment, key => $value...)
676		711
…		…
958	}	993	}
959		994
960	0	995	0
961	}	996	}
962		997
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	998	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		999
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1000	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1001
967	Generate an object-specific event with the given arguments.	1002	Generate an object-specific event with the given arguments.
968		1003
…		…
974		1009
975	=cut	1010	=cut
976		1011
977	#############################################################################	1012	#############################################################################
978	# object support	1013	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1048	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1049	my ($ob1, $ob2) = @_;
983		1050
984	local $Storable::canonical = 1;	1051	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1052
988	$fob1 eq $fob2	1053	# we do the slow way here
		1054	return _object_equal $ob1, $ob2
989	}	1055	}
990		1056
991	sub reattach {	1057	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1058	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1059	my ($obj) = @_;
…		…
1015	cf::attachable->attach (	1081	cf::attachable->attach (
1016	prio => -1000000,	1082	prio => -1000000,
1017	on_instantiate => sub {	1083	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1084	my ($obj, $data) = @_;
1019		1085
1020	$data = from_json $data;	1086	$data = decode_json $data;
1021		1087
1022	for (@$data) {	1088	for (@$data) {
1023	my ($name, $args) = @$_;	1089	my ($name, $args) = @$_;
1024		1090
1025	$obj->attach ($name, %{$args || {} });	1091	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1107	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1108	my ($filename, $rdata, $objs) = @_;
1043		1109
1044	sync_job {	1110	sync_job {
1045	if (length $$rdata) {	1111	if (length $$rdata) {
		1112	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1113	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1114	$decname, length $$rdata, scalar @$objs;
1048		1115
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1117	chmod SAVE_MODE, $fh;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1119	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1120	close $fh;
1054		1121
1055	if (@$objs) {	1122	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1124	chmod SAVE_MODE, $fh;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1126	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1127	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1128	close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1129	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1130	}
…		…
1071	}	1138	}
1072	} else {	1139	} else {
1073	aio_unlink $filename;	1140	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1141	aio_unlink "$filename.pst";
1075	}	1142	}
1076	}	1143	};
1077	}	1144	}
1078		1145
1079	sub object_freezer_as_string {	1146	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1147	my ($rdata, $objs) = @_;
1081		1148
…		…
1093	or return;	1160	or return;
1094		1161
1095	unless (aio_stat "$filename.pst") {	1162	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1163	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1164	or return;
		1165
1098	$av = eval { (Storable::thaw $av)->{objs} };	1166	my $st = eval { Coro::Storable::thaw $av };
		1167	$av = $st->{objs};
1099	}	1168	}
1100		1169
		1170	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1171	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1172	$decname, length $data, scalar @{$av || []};
		1173
1103	return ($data, $av);	1174	($data, $av)
1104	}	1175	}
1105		1176
1106	=head2 COMMAND CALLBACKS	1177	=head2 COMMAND CALLBACKS
1107		1178
1108	=over 4	1179	=over 4
…		…
1181	my ($pl, $buf) = @_;	1252	my ($pl, $buf) = @_;
1182		1253
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1255
1185	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
1186	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1264	if (my $cb = $EXTCMD{$type}) {
1187	if (my %reply = $cb->($pl, $msg)) {	1265	@reply = $cb->($pl, @payload);
1188	$pl->ext_reply ($msg->{msgid}, %reply);
1189	}
1190	}	1266	}
		1267
		1268	$pl->ext_reply ($reply, @reply)
		1269	if $reply;
		1270
1191	} else {	1271	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1273	}
1194		1274
1195	cf::override;	1275	cf::override;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1328	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1329	: "$v->{base}: extension inactive.\n";
1250		1330
1251	if (exists $v->{meta}{mandatory}) {	1331	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1332	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1333	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1334	}
1256		1335
1257	warn $msg;	1336	warn $msg;
1258	}	1337	}
1259		1338
…		…
1284	use Coro::AIO;	1363	use Coro::AIO;
1285		1364
1286	=head3 cf::player	1365	=head3 cf::player
1287		1366
1288	=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	}
1289		1382
1290	=item cf::player::find $login	1383	=item cf::player::find $login
1291		1384
1292	Returns the given player object, loading it if necessary (might block).	1385	Returns the given player object, loading it if necessary (might block).
1293		1386
…		…
1329	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1422	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1330	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1423	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1331	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1424	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1332	aio_unlink +(playerdir $login) . "/$login.pl";	1425	aio_unlink +(playerdir $login) . "/$login.pl";
1333		1426
1334	my $pl = load_pl path $login	1427	my $f = new_from_file cf::object::thawer path $login
1335	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;
1336	$cf::PLAYER{$login} = $pl	1434	$cf::PLAYER{$login} = $pl
1337	}	1435	}
1338	}	1436	}
1339	}	1437	}
1340		1438
…		…
1350		1448
1351	aio_mkdir playerdir $pl, 0770;	1449	aio_mkdir playerdir $pl, 0770;
1352	$pl->{last_save} = $cf::RUNTIME;	1450	$pl->{last_save} = $cf::RUNTIME;
1353		1451
1354	$pl->save_pl ($path);	1452	$pl->save_pl ($path);
1355	Coro::cede;	1453	cf::cede_to_tick;
1356	}	1454	}
1357		1455
1358	sub new($) {	1456	sub new($) {
1359	my ($login) = @_;	1457	my ($login) = @_;
1360		1458
…		…
1364	$self->{deny_save} = 1;	1462	$self->{deny_save} = 1;
1365		1463
1366	$cf::PLAYER{$login} = $self;	1464	$cf::PLAYER{$login} = $self;
1367		1465
1368	$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 (@_);
1369	}	1477	}
1370		1478
1371	=item $pl->quit_character	1479	=item $pl->quit_character
1372		1480
1373	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
…		…
1428	or return [];	1536	or return [];
1429		1537
1430	my @logins;	1538	my @logins;
1431		1539
1432	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") {
1433	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1434	aio_read $fh, 0, 512, my $buf, 0 or next;	1546	aio_read $fh, 0, 512, my $buf, 0 or next;
1435	$buf !~ /^password -------------$/m or next; # official not-valid tag	1547	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1548	}
1436		1549
1437	utf8::decode $login;	1550	utf8::decode $login;
1438	push @logins, $login;	1551	push @logins, $login;
1439	}	1552	}
1440		1553
…		…
1473		1586
1474	Expand crossfire pod fragments into protocol xml.	1587	Expand crossfire pod fragments into protocol xml.
1475		1588
1476	=cut	1589	=cut
1477		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
1478	sub expand_cfpod {	1602	sub expand_cfpod {
1479	((my $self), (local $_)) = @_;	1603	my ($self, $pod) = @_;
1480		1604
1481	# escape & and <	1605	my $xml;
1482	s/&/&amp;/g;
1483	s/(?<![BIUGH])</&lt;/g;
1484		1606
1485	# this is buggy, it needs to properly take care of nested <'s	1607	while () {
		1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1609	$group = $1;
1486		1610
1487	1 while	1611	$group =~ s/&/&amp;/g;
1488	# replace B<>, I<>, U<> etc.	1612	$group =~ s/</&lt;/g;
1489	s/B<([^\>]*)>/<b>$1<\/b>/	1613
1490	|| s/I<([^\>]*)>/<i>$1<\/i>/	1614	$xml .= $group;
1491	|| s/U<([^\>]*)>/<u>$1<\/u>/	1615	} elsif ($pod =~ m%\G
1492	# replace G<male|female> tags	1616	([BCGHITU])
1493	|| s{G<([^>|]*)\|([^>]*)>}{	1617	<
1494	$self->gender ? $2 : $1	1618	(?:
1495	}ge	1619	([^<>]*) (?{ $group = $^N })
1496	# replace H<hint text>	1620	| < $interior >
1497	|| s{H<([^\>]*)>}	1621	)
		1622	>
		1623	%gcsx
1498	{	1624	) {
		1625	my ($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") {
1499	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1500	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1501	"")	1644	"")
1502	[$self->{hintmode}]	1645	[$self->{hintmode}];
		1646	} else {
		1647	$xml .= "error processing '$code($data)' directive";
1503	}ge;	1648	}
		1649	} else {
		1650	if ($pod =~ /\G(.+)/) {
		1651	warn "parse error while expanding $pod (at $1)";
		1652	}
		1653	last;
		1654	}
		1655	}
1504		1656
		1657	for ($xml) {
1505	# create single paragraphs (very hackish)	1658	# create single paragraphs (very hackish)
1506	s/(?<=\S)\n(?=\w)/ /g;	1659	s/(?<=\S)\n(?=\w)/ /g;
1507		1660
1508	# compress some whitespace	1661	# compress some whitespace
1509	s/\s+\n/\n/g; # ws line-ends	1662	s/\s+\n/\n/g; # ws line-ends
1510	s/\n\n+/\n/g; # double lines	1663	s/\n\n+/\n/g; # double lines
1511	s/^\n+//; # beginning lines	1664	s/^\n+//; # beginning lines
1512	s/\n+$//; # ending lines	1665	s/\n+$//; # ending lines
		1666	}
1513		1667
1514	$_	1668	$xml
1515	}	1669	}
		1670
		1671	no re 'eval';
1516		1672
1517	sub hintmode {	1673	sub hintmode {
1518	$_[0]{hintmode} = $_[1] if @_ > 1;	1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1519	$_[0]{hintmode}	1675	$_[0]{hintmode}
1520	}	1676	}
1521		1677
1522	=item $player->ext_reply ($msgid, %msg)	1678	=item $player->ext_reply ($msgid, @msg)
1523		1679
1524	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1525		1681
1526	=cut	1682	=cut
1527		1683
1528	sub ext_reply($$%) {	1684	sub ext_reply($$@) {
1529	my ($self, $id, %msg) = @_;	1685	my ($self, $id, @msg) = @_;
1530		1686
1531	$msg{msgid} = $id;	1687	$self->ns->ext_reply ($id, @msg)
1532	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1533	}	1688	}
1534		1689
1535	=item $player->ext_event ($type, %msg)	1690	=item $player->ext_msg ($type, @msg)
1536		1691
1537	Sends an ext event to the client.	1692	Sends an ext event to the client.
1538		1693
1539	=cut	1694	=cut
1540		1695
1541	sub ext_event($$%) {	1696	sub ext_msg($$@) {
1542	my ($self, $type, %msg) = @_;	1697	my ($self, $type, @msg) = @_;
1543		1698
1544	$self->ns->ext_event ($type, %msg);	1699	$self->ns->ext_msg ($type, @msg);
1545	}	1700	}
1546		1701
1547	=head3 cf::region	1702	=head3 cf::region
1548		1703
1549	=over 4	1704	=over 4
…		…
1765		1920
1766	sub load_header_from($) {	1921	sub load_header_from($) {
1767	my ($self, $path) = @_;	1922	my ($self, $path) = @_;
1768		1923
1769	utf8::encode $path;	1924	utf8::encode $path;
1770	#aio_open $path, O_RDONLY, 0	1925	my $f = new_from_file cf::object::thawer $path
1771	# or return;
1772
1773	$self->_load_header ($path)
1774	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;
1775		1933
1776	$self->{load_path} = $path;	1934	$self->{load_path} = $path;
1777		1935
1778	1	1936	1
1779	}	1937	}
…		…
1833	sub find {	1991	sub find {
1834	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1835		1993
1836	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1837		1995
		1996	cf::lock_wait "map_data:$path";#d#remove
1838	cf::lock_wait "map_find:$path";	1997	cf::lock_wait "map_find:$path";
1839		1998
1840	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1841	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
1842	my $map = new_from_path cf::map $path	2003	my $map = new_from_path cf::map $path
1843	or return;	2004	or return;
1844		2005
1845	$map->{last_save} = $cf::RUNTIME;	2006	$map->{last_save} = $cf::RUNTIME;
1846		2007
…		…
1848	or return;	2009	or return;
1849		2010
1850	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1851	# doing this can freeze the server in a sync job, obviously	2012	# doing this can freeze the server in a sync job, obviously
1852	#$cf::WAIT_FOR_TICK->wait;	2013	#$cf::WAIT_FOR_TICK->wait;
		2014	undef $guard1;
		2015	undef $guard2;
1853	$map->reset;	2016	$map->reset;
1854	undef $guard;
1855	return find $path;	2017	return find $path;
1856	}	2018	}
1857		2019
1858	$cf::MAP{$path} = $map	2020	$cf::MAP{$path} = $map
1859	}	2021	}
…		…
1868	local $self->{deny_reset} = 1; # loading can take a long time	2030	local $self->{deny_reset} = 1; # loading can take a long time
1869		2031
1870	my $path = $self->{path};	2032	my $path = $self->{path};
1871		2033
1872	{	2034	{
1873	my $guard = cf::lock_acquire "map_load:$path";	2035	my $guard = cf::lock_acquire "map_data:$path";
1874		2036
		2037	return unless $self->valid;
1875	return if $self->in_memory != cf::MAP_SWAPPED;	2038	return unless $self->in_memory == cf::MAP_SWAPPED;
1876		2039
1877	$self->in_memory (cf::MAP_LOADING);	2040	$self->in_memory (cf::MAP_LOADING);
1878		2041
1879	$self->alloc;	2042	$self->alloc;
1880		2043
1881	$self->pre_load;	2044	$self->pre_load;
1882	Coro::cede;	2045	cf::cede_to_tick;
1883		2046
		2047	my $f = new_from_file cf::object::thawer $self->{load_path};
		2048	$f->skip_block;
1884	$self->_load_objects ($self->{load_path}, 1)	2049	$self->_load_objects ($f)
1885	or return;	2050	or return;
1886		2051
1887	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1888	if delete $self->{load_original};	2053	if delete $self->{load_original};
1889		2054
1890	if (my $uniq = $self->uniq_path) {	2055	if (my $uniq = $self->uniq_path) {
1891	utf8::encode $uniq;	2056	utf8::encode $uniq;
1892	if (aio_open $uniq, O_RDONLY, 0) {	2057	unless (aio_stat $uniq) {
		2058	if (my $f = new_from_file cf::object::thawer $uniq) {
1893	$self->clear_unique_items;	2059	$self->clear_unique_items;
1894	$self->_load_objects ($uniq, 0);	2060	$self->_load_objects ($f);
		2061	$f->resolve_delayed_derefs;
		2062	}
1895	}	2063	}
1896	}	2064	}
1897		2065
1898	Coro::cede;	2066	$f->resolve_delayed_derefs;
		2067
		2068	cf::cede_to_tick;
1899	# now do the right thing for maps	2069	# now do the right thing for maps
1900	$self->link_multipart_objects;	2070	$self->link_multipart_objects;
1901	$self->difficulty ($self->estimate_difficulty)	2071	$self->difficulty ($self->estimate_difficulty)
1902	unless $self->difficulty;	2072	unless $self->difficulty;
1903	Coro::cede;	2073	cf::cede_to_tick;
1904		2074
1905	unless ($self->{deny_activate}) {	2075	unless ($self->{deny_activate}) {
1906	$self->decay_objects;	2076	$self->decay_objects;
1907	$self->fix_auto_apply;	2077	$self->fix_auto_apply;
1908	$self->update_buttons;	2078	$self->update_buttons;
1909	Coro::cede;	2079	cf::cede_to_tick;
1910	$self->set_darkness_map;	2080	$self->set_darkness_map;
1911	Coro::cede;	2081	cf::cede_to_tick;
1912	$self->activate;	2082	$self->activate;
1913	}	2083	}
		2084
		2085	$self->{last_save} = $cf::RUNTIME;
		2086	$self->last_access ($cf::RUNTIME);
1914		2087
1915	$self->in_memory (cf::MAP_IN_MEMORY);	2088	$self->in_memory (cf::MAP_IN_MEMORY);
1916	}	2089	}
1917		2090
1918	$self->post_load;	2091	$self->post_load;
…		…
1929		2102
1930	$self	2103	$self
1931	}	2104	}
1932		2105
1933	# find and load all maps in the 3x3 area around a map	2106	# find and load all maps in the 3x3 area around a map
1934	sub load_diag {	2107	sub load_neighbours {
1935	my ($map) = @_;	2108	my ($map) = @_;
1936		2109
1937	my @diag; # diagonal neighbours	2110	my @neigh; # diagonal neighbours
1938		2111
1939	for (0 .. 3) {	2112	for (0 .. 3) {
1940	my $neigh = $map->tile_path ($_)	2113	my $neigh = $map->tile_path ($_)
1941	or next;	2114	or next;
1942	$neigh = find $neigh, $map	2115	$neigh = find $neigh, $map
1943	or next;	2116	or next;
1944	$neigh->load;	2117	$neigh->load;
1945		2118
		2119	push @neigh,
1946	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1947	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1948	}	2122	}
1949		2123
1950	for (@diag) {	2124	for (grep defined $_->[0], @neigh) {
		2125	my ($path, $origin) = @$_;
1951	my $neigh = find @$_	2126	my $neigh = find $path, $origin
1952	or next;	2127	or next;
1953	$neigh->load;	2128	$neigh->load;
1954	}	2129	}
1955	}	2130	}
1956		2131
…		…
1961	}	2136	}
1962		2137
1963	sub do_load_sync {	2138	sub do_load_sync {
1964	my ($map) = @_;	2139	my ($map) = @_;
1965		2140
		2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2142	if $Coro::current == $Coro::main;
		2143
1966	cf::sync_job { $map->load };	2144	cf::sync_job { $map->load };
1967	}	2145	}
1968		2146
1969	our %MAP_PREFETCH;	2147	our %MAP_PREFETCH;
1970	our $MAP_PREFETCHER = undef;	2148	our $MAP_PREFETCHER = undef;
1971		2149
1972	sub find_async {	2150	sub find_async {
1973	my ($path, $origin) = @_;	2151	my ($path, $origin, $load) = @_;
1974		2152
1975	$path = normalise $path, $origin && $origin->{path};	2153	$path = normalise $path, $origin && $origin->{path};
1976		2154
1977	if (my $map = $cf::MAP{$path}) {	2155	if (my $map = $cf::MAP{$path}) {
1978	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1979	}	2157	}
1980		2158
1981	undef $MAP_PREFETCH{$path};	2159	$MAP_PREFETCH{$path} |= $load;
		2160
1982	$MAP_PREFETCHER ||= cf::async {	2161	$MAP_PREFETCHER ||= cf::async {
		2162	$Coro::current->{desc} = "map prefetcher";
		2163
1983	while (%MAP_PREFETCH) {	2164	while (%MAP_PREFETCH) {
1984	for my $path (keys %MAP_PREFETCH) {	2165	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $path) {	2166	if (my $map = find $k) {
1986	$map->load;	2167	$map->load if $v;
1987	}	2168	}
1988		2169
1989	delete $MAP_PREFETCH{$path};	2170	delete $MAP_PREFETCH{$k};
1990	}	2171	}
1991	}	2172	}
1992	undef $MAP_PREFETCHER;	2173	undef $MAP_PREFETCHER;
1993	};	2174	};
1994	$MAP_PREFETCHER->prio (6);	2175	$MAP_PREFETCHER->prio (6);
…		…
1997	}	2178	}
1998		2179
1999	sub save {	2180	sub save {
2000	my ($self) = @_;	2181	my ($self) = @_;
2001		2182
2002	my $lock = cf::lock_acquire "map_data:" . $self->path;	2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
2003		2184
2004	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
2005		2186
2006	return unless $self->dirty;	2187	return unless $self->dirty;
2007		2188
…		…
2013	return if $self->{deny_save};	2194	return if $self->{deny_save};
2014		2195
2015	local $self->{last_access} = $self->last_access;#d#	2196	local $self->{last_access} = $self->last_access;#d#
2016		2197
2017	cf::async {	2198	cf::async {
		2199	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2200	$_->contr->save for $self->players;
2019	};	2201	};
2020		2202
2021	if ($uniq) {	2203	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2030	my ($self) = @_;	2212	my ($self) = @_;
2031		2213
2032	# save first because save cedes	2214	# save first because save cedes
2033	$self->save;	2215	$self->save;
2034		2216
2035	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2218
2037	return if $self->players;	2219	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2220	return if $self->in_memory != cf::MAP_IN_MEMORY;
2039	return if $self->{deny_save};	2221	return if $self->{deny_save};
2040		2222
		2223	$self->in_memory (cf::MAP_SWAPPED);
		2224
		2225	$self->deactivate;
		2226	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2227	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2228	}
2044		2229
2045	sub reset_at {	2230	sub reset_at {
2046	my ($self) = @_;	2231	my ($self) = @_;
2047		2232
…		…
2079	if $uniq;	2264	if $uniq;
2080	}	2265	}
2081		2266
2082	delete $cf::MAP{$self->path};	2267	delete $cf::MAP{$self->path};
2083		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2271	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2272
2088	$self->unlink_save;	2273	$self->unlink_save;
2089	$self->destroy;	2274	$self->destroy;
2090	}	2275	}
2091		2276
2092	my $nuke_counter = "aaaa";	2277	my $nuke_counter = "aaaa";
2093		2278
2094	sub nuke {	2279	sub nuke {
2095	my ($self) = @_;	2280	my ($self) = @_;
2096		2281
		2282	{
		2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2284
2097	delete $cf::MAP{$self->path};	2285	delete $cf::MAP{$self->path};
2098		2286
2099	$self->unlink_save;	2287	$self->unlink_save;
2100		2288
2101	bless $self, "cf::map";	2289	bless $self, "cf::map";
2102	delete $self->{deny_reset};	2290	delete $self->{deny_reset};
2103	$self->{deny_save} = 1;	2291	$self->{deny_save} = 1;
2104	$self->reset_timeout (1);	2292	$self->reset_timeout (1);
2105	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2106		2294
2107	$cf::MAP{$self->path} = $self;	2295	$cf::MAP{$self->path} = $self;
		2296	}
2108		2297
2109	$self->reset; # polite request, might not happen	2298	$self->reset; # polite request, might not happen
2110	}	2299	}
2111		2300
2112	=item $maps = cf::map::tmp_maps	2301	=item $maps = cf::map::tmp_maps
…		…
2188		2377
2189	sub inv_recursive {	2378	sub inv_recursive {
2190	inv_recursive_ inv $_[0]	2379	inv_recursive_ inv $_[0]
2191	}	2380	}
2192		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
2193	package cf;	2410	package cf;
2194		2411
2195	=back	2412	=back
2196		2413
2197	=head3 cf::object::player	2414	=head3 cf::object::player
…		…
2219		2436
2220	} else {	2437	} else {
2221	my $pl = $self->contr;	2438	my $pl = $self->contr;
2222		2439
2223	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2440	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2224	my $diag = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2225	$diag->{pl}->ext_reply (	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2226	$diag->{id},
2227	msgtype => "reply",
2228	msg => $diag->{pl}->expand_cfpod ($msg),
2229	add_topics => []
2230	);
2231		2443
2232	} else {	2444	} else {
2233	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2234	$self->message ($msg, $flags);	2446	$self->message ($msg, $flags);
2235	}	2447	}
2236	}	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 (@_);
2237	}	2459	}
2238		2460
2239	=item $player_object->may ("access")	2461	=item $player_object->may ("access")
2240		2462
2241	Returns wether the given player is authorized to access resource "access"	2463	Returns wether the given player is authorized to access resource "access"
…		…
2320	# use -1 or undef as default coordinates, not 0, 0	2542	# use -1 or undef as default coordinates, not 0, 0
2321	($x, $y) = ($map->enter_x, $map->enter_y)	2543	($x, $y) = ($map->enter_x, $map->enter_y)
2322	if $x <=0 && $y <= 0;	2544	if $x <=0 && $y <= 0;
2323		2545
2324	$map->load;	2546	$map->load;
2325	$map->load_diag;	2547	$map->load_neighbours;
2326		2548
2327	return unless $self->contr->active;	2549	return unless $self->contr->active;
2328	$self->activate_recursive;	2550	$self->activate_recursive;
2329		2551
2330	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2350	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2351		2573
2352	$self->enter_link;	2574	$self->enter_link;
2353		2575
2354	(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
2355	my $map = eval {	2598	my $map = eval {
2356	my $map = cf::map::find $path;	2599	my $map = defined $path ? cf::map::find $path : undef;
2357		2600
2358	if ($map) {	2601	if ($map) {
2359	$map = $map->customise_for ($self);	2602	$map = $map->customise_for ($self);
2360	$map = $check->($map) if $check && $map;	2603	$map = $check->($map) if $check && $map;
2361	} else {	2604	} else {
2362	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2363	}	2606	}
2364		2607
2365	$map	2608	$map
2366	};	2609	};
2367		2610
…		…
2420	$rmp->{origin_y} = $exit->y;	2663	$rmp->{origin_y} = $exit->y;
2421	}	2664	}
2422		2665
2423	$rmp->{random_seed} ||= $exit->random_seed;	2666	$rmp->{random_seed} ||= $exit->random_seed;
2424		2667
2425	my $data = cf::to_json $rmp;	2668	my $data = cf::encode_json $rmp;
2426	my $md5 = Digest::MD5::md5_hex $data;	2669	my $md5 = Digest::MD5::md5_hex $data;
2427	my $meta = "$RANDOMDIR/$md5.meta";	2670	my $meta = "$RANDOMDIR/$md5.meta";
2428		2671
2429	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2430	aio_write $fh, 0, (length $data), $data, 0;	2673	aio_write $fh, 0, (length $data), $data, 0;
…		…
2457	# if exit is damned, update players death & WoR home-position	2700	# if exit is damned, update players death & WoR home-position
2458	$self->contr->savebed ($slaying, $hp, $sp)	2701	$self->contr->savebed ($slaying, $hp, $sp)
2459	if $exit->flag (FLAG_DAMNED);	2702	if $exit->flag (FLAG_DAMNED);
2460		2703
2461	(async {	2704	(async {
		2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2706
2462	$self->deactivate_recursive; # just to be sure	2707	$self->deactivate_recursive; # just to be sure
2463	unless (eval {	2708	unless (eval {
2464	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($slaying, $hp, $sp);
2465		2710
2466	1;	2711	1;
…		…
2501	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2502	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2503		2748
2504	=cut	2749	=cut
2505		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	);
		2802
2506	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2507	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2508		2805
2509	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg);
2510		2807
2511	$color &= ~cf::NDI_UNIQUE; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2512		2809
		2810	# check predefined channels, for the benefit of C
		2811	if ($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
2513	if (ref $channel) {	2819	} elsif (ref $channel) {
2514	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2515	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2516	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2517	$self->ext_event (channel_info => %$channel);	2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
2518	}	2825	}
2519		2826
2520	$channel = $channel->{id};	2827	$channel = $channel->{id};
2521	}	2828	}
2522		2829
2523	return unless @extra || length $msg;	2830	return unless @extra || length $msg;
2524		2831
2525	if ($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
2526	$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, $msg, @extra]));
2527	} else {	2839	} else {
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537
2538	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
2539	if (0 && $msg =~ /\[/) {	2855	if (0 && $msg =~ /\[/) {
		2856	# COMMAND/INFO
2540	$self->send_packet ("drawextinfo $color 4 0 $msg")	2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2541	} else {	2858	} else {
2542	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2543	$self->send_packet ("drawinfo $color $msg")	2860	$self->send_packet ("drawinfo $color $msg")
2544	}	2861	}
2545	}	2862	}
2546	}	2863	}
2547	}	2864	}
2548		2865
2549	=item $client->ext_event ($type, %msg)	2866	=item $client->ext_msg ($type, @msg)
2550		2867
2551	Sends an ext event to the client.	2868	Sends an ext event to the client.
2552		2869
2553	=cut	2870	=cut
2554		2871
2555	sub cf::client::ext_event($$%) {	2872	sub cf::client::ext_msg($$@) {
2556	my ($self, $type, %msg) = @_;	2873	my ($self, $type, @msg) = @_;
2557		2874
2558	return unless $self->extcmd;	2875	if ($self->extcmd == 2) {
2559		2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2877	} elsif ($self->extcmd == 1) { # TODO: remove
2560	$msg{msgtype} = "event_$type";	2878	push @msg, msgtype => "event_$type";
2561	$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	}
2562	}	2899	}
2563		2900
2564	=item $success = $client->query ($flags, "text", \&cb)	2901	=item $success = $client->query ($flags, "text", \&cb)
2565		2902
2566	Queues a query to the client, calling the given callback with	2903	Queues a query to the client, calling the given callback with
…		…
2621	my ($ns, $buf) = @_;	2958	my ($ns, $buf) = @_;
2622		2959
2623	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2624		2961
2625	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
2626	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2970	if (my $cb = $EXTICMD{$type}) {
2627	if (my %reply = $cb->($ns, $msg)) {	2971	@reply = $cb->($ns, @payload);
2628	$reply{msgid} = $msg->{msgid};
2629	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2630	}
2631	}	2972	}
		2973
		2974	$ns->ext_reply ($reply, @reply)
		2975	if $reply;
		2976
2632	} else {	2977	} else {
2633	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";
2634	}	2979	}
2635		2980
2636	cf::override;	2981	cf::override;
…		…
2683	our $safe = new Safe "safe";	3028	our $safe = new Safe "safe";
2684	our $safe_hole = new Safe::Hole;	3029	our $safe_hole = new Safe::Hole;
2685		3030
2686	$SIG{FPE} = 'IGNORE';	3031	$SIG{FPE} = 'IGNORE';
2687		3032
2688	$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	));
2689		3038
2690	# here we export the classes and methods available to script code	3039	# here we export the classes and methods available to script code
2691		3040
2692	=pod	3041	=pod
2693		3042
2694	The following functions and methods are available within a safe environment:	3043	The following functions and methods are available within a safe environment:
2695		3044
2696	cf::object	3045	cf::object
2697	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
2698	insert remove	3047	insert remove name archname title slaying race decrease_ob_nr
2699		3048
2700	cf::object::player	3049	cf::object::player
2701	player	3050	player
2702		3051
2703	cf::player	3052	cf::player
…		…
2708		3057
2709	=cut	3058	=cut
2710		3059
2711	for (	3060	for (
2712	["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
2713	insert remove)],	3063	decrease_ob_nr destroy)],
2714	["cf::object::player" => qw(player)],	3064	["cf::object::player" => qw(player)],
2715	["cf::player" => qw(peaceful)],	3065	["cf::player" => qw(peaceful)],
2716	["cf::map" => qw(trigger)],	3066	["cf::map" => qw(trigger)],
2717	) {	3067	) {
2718	no strict 'refs';	3068	no strict 'refs';
…		…
2794	# the server's init and main functions	3144	# the server's init and main functions
2795		3145
2796	sub load_facedata($) {	3146	sub load_facedata($) {
2797	my ($path) = @_;	3147	my ($path) = @_;
2798		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
2799	warn "loading facedata from $path\n";	3155	warn "loading facedata from $path\n";
2800		3156
2801	my $facedata;	3157	my $facedata;
2802	0 < aio_load $path, $facedata	3158	0 < aio_load $path, $facedata
2803	or die "$path: $!";	3159	or die "$path: $!";
…		…
2805	$facedata = Coro::Storable::thaw $facedata;	3161	$facedata = Coro::Storable::thaw $facedata;
2806		3162
2807	$facedata->{version} == 2	3163	$facedata->{version} == 2
2808	or cf::cleanup "$path: version mismatch, cannot proceed.";	3164	or cf::cleanup "$path: version mismatch, cannot proceed.";
2809		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
2810	{	3173	{
2811	my $faces = $facedata->{faceinfo};	3174	my $faces = $facedata->{faceinfo};
2812		3175
2813	while (my ($face, $info) = each %$faces) {	3176	while (my ($face, $info) = each %$faces) {
2814	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3178
2815	cf::face::set_visibility $idx, $info->{visibility};	3179	cf::face::set_visibility $idx, $info->{visibility};
2816	cf::face::set_magicmap $idx, $info->{magicmap};	3180	cf::face::set_magicmap $idx, $info->{magicmap};
2817	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2818	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2819		3183
2820	cf::cede_to_tick;	3184	cf::cede_to_tick;
2821	}	3185	}
2822		3186
2823	while (my ($face, $info) = each %$faces) {	3187	while (my ($face, $info) = each %$faces) {
2824	next unless $info->{smooth};	3188	next unless $info->{smooth};
		3189
2825	my $idx = cf::face::find $face	3190	my $idx = cf::face::find $face
2826	or next;	3191	or next;
		3192
2827	if (my $smooth = cf::face::find $info->{smooth}) {	3193	if (my $smooth = cf::face::find $info->{smooth}) {
2828	cf::face::set_smooth $idx, $smooth;	3194	cf::face::set_smooth $idx, $smooth;
2829	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2830	} else {	3196	} else {
2831	warn "smooth face '$info->{smooth}' not found for face '$face'";	3197	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2848		3214
2849	{	3215	{
2850	# TODO: for gcfclient pleasure, we should give resources	3216	# TODO: for gcfclient pleasure, we should give resources
2851	# that gcfclient doesn't grok a >10000 face index.	3217	# that gcfclient doesn't grok a >10000 face index.
2852	my $res = $facedata->{resource};	3218	my $res = $facedata->{resource};
2853	my $enc = JSON::XS->new->utf8->canonical;
2854		3219
2855	while (my ($name, $info) = each %$res) {	3220	while (my ($name, $info) = each %$res) {
2856	my $meta = $enc->encode ({	3221	if (defined $info->{type}) {
2857	name => $name,
2858	type => $info->{type},
2859	copyright => $info->{copyright}, #TODO#
2860	});
2861
2862	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3223	my $data;
2863		3224
2864	if ($name =~ /\.jpg$/) {	3225	if ($info->{type} & 1) {
2865	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3226	# prepend meta info
2866	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};
2867	} else {	3240	} else {
2868	my $data = pack "(w/a*)*", $meta, $info->{data};	3241	$RESOURCE{$name} = $info;
2869	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2870
2871	cf::face::set_type $idx, 1;
2872	cf::face::set_data $idx, 0, $data, $chk;
2873	}	3242	}
2874		3243
2875	cf::cede_to_tick;	3244	cf::cede_to_tick;
2876	}	3245	}
2877	}	3246	}
2878		3247
		3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3249
2879	1	3250	1
2880	}	3251	}
2881		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
2882	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
2883	load_resource_file "$MAPDIR/regions"	3286	load_resource_file "$MAPDIR/regions"
2884	or die "unable to load regions file\n";	3287	or die "unable to load regions file\n";
2885		3288
2886	for (cf::region::list) {	3289	for (cf::region::list) {
2887	$_->{match} = qr/$_->{match}/	3290	$_->{match} = qr/$_->{match}/
…		…
2923		3326
2924	sub init {	3327	sub init {
2925	reload_resources;	3328	reload_resources;
2926	}	3329	}
2927		3330
2928	sub cfg_load {	3331	sub reload_config {
2929	open my $fh, "<:utf8", "$CONFDIR/config"	3332	open my $fh, "<:utf8", "$CONFDIR/config"
2930	or return;	3333	or return;
2931		3334
2932	local $/;	3335	local $/;
2933	*CFG = YAML::Syck::Load <$fh>;	3336	*CFG = YAML::Load <$fh>;
2934		3337
2935	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2936		3339
2937	$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};
2938	$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};
…		…
2949	sub main {	3352	sub main {
2950	# we must not ever block the main coroutine	3353	# we must not ever block the main coroutine
2951	local $Coro::idle = sub {	3354	local $Coro::idle = sub {
2952	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#
2953	(async {	3356	(async {
2954	Event::one_event;	3357	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3358	EV::loop EV::LOOP_ONESHOT;
2955	})->prio (Coro::PRIO_MAX);	3359	})->prio (Coro::PRIO_MAX);
2956	};	3360	};
2957		3361
2958	cfg_load;	3362	reload_config;
2959	db_init;	3363	db_init;
2960	load_extensions;	3364	load_extensions;
2961		3365
2962	$TICK_WATCHER->start;	3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3367	evthread_start;
2963	Event::loop;	3368	EV::loop;
2964	}	3369	}
2965		3370
2966	#############################################################################	3371	#############################################################################
2967	# initialisation and cleanup	3372	# initialisation and cleanup
2968		3373
2969	# install some emergency cleanup handlers	3374	# install some emergency cleanup handlers
2970	BEGIN {	3375	BEGIN {
		3376	our %SIGWATCHER = ();
2971	for my $signal (qw(INT HUP TERM)) {	3377	for my $signal (qw(INT HUP TERM)) {
2972	Event->signal (	3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2973	reentrant => 0,
2974	data => WF_AUTOCANCEL,
2975	signal => $signal,
2976	prio => 0,
2977	cb => sub {
2978	cf::cleanup "SIG$signal";	3379	cf::cleanup "SIG$signal";
2979	},
2980	);	3380	};
2981	}	3381	}
2982	}	3382	}
2983		3383
2984	sub write_runtime {	3384	sub write_runtime {
2985	my $runtime = "$LOCALDIR/runtime";	3385	my $runtime = "$LOCALDIR/runtime";
…		…
3030	# and maps saved/destroyed asynchronously.	3430	# and maps saved/destroyed asynchronously.
3031	warn "begin emergency player save\n";	3431	warn "begin emergency player save\n";
3032	for my $login (keys %cf::PLAYER) {	3432	for my $login (keys %cf::PLAYER) {
3033	my $pl = $cf::PLAYER{$login} or next;	3433	my $pl = $cf::PLAYER{$login} or next;
3034	$pl->valid or next;	3434	$pl->valid or next;
		3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3035	$pl->save;	3436	$pl->save;
3036	}	3437	}
3037	warn "end emergency player save\n";	3438	warn "end emergency player save\n";
3038		3439
3039	warn "begin emergency map save\n";	3440	warn "begin emergency map save\n";
…		…
3078	warn "syncing database to disk";	3479	warn "syncing database to disk";
3079	BDB::db_env_txn_checkpoint $DB_ENV;	3480	BDB::db_env_txn_checkpoint $DB_ENV;
3080		3481
3081	# 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
3082		3483
3083	warn "cancelling all WF_AUTOCANCEL watchers";
3084	for (Event::all_watchers) {
3085	$_->cancel if $_->data & WF_AUTOCANCEL;
3086	}
3087
3088	warn "flushing outstanding aio requests";	3484	warn "flushing outstanding aio requests";
3089	for (;;) {	3485	for (;;) {
3090	BDB::flush;	3486	BDB::flush;
3091	IO::AIO::flush;	3487	IO::AIO::flush;
3092	Coro::cede;	3488	Coro::cede_notself;
3093	last unless IO::AIO::nreqs || BDB::nreqs;	3489	last unless IO::AIO::nreqs || BDB::nreqs;
3094	warn "iterate...";	3490	warn "iterate...";
3095	}	3491	}
3096		3492
3097	++$RELOAD;	3493	++$RELOAD;
…		…
3156	warn "reloading cf.pm";	3552	warn "reloading cf.pm";
3157	require cf;	3553	require cf;
3158	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3159		3555
3160	warn "loading config and database again";	3556	warn "loading config and database again";
3161	cf::cfg_load;	3557	cf::reload_config;
3162		3558
3163	warn "loading extensions";	3559	warn "loading extensions";
3164	cf::load_extensions;	3560	cf::load_extensions;
3165		3561
3166	warn "reattaching attachments to objects/players";	3562	warn "reattaching attachments to objects/players";
…		…
3173	warn "leaving sync_job";	3569	warn "leaving sync_job";
3174		3570
3175	1	3571	1
3176	} or do {	3572	} or do {
3177	warn $@;	3573	warn $@;
3178	warn "error while reloading, exiting.";	3574	cf::cleanup "error while reloading, exiting.";
3179	exit 1;
3180	};	3575	};
3181		3576
3182	warn "reloaded";	3577	warn "reloaded";
3183	};	3578	};
3184		3579
…		…
3186		3581
3187	sub reload_perl() {	3582	sub reload_perl() {
3188	# doing reload synchronously and two reloads happen back-to-back,	3583	# doing reload synchronously and two reloads happen back-to-back,
3189	# coro crashes during coro_state_free->destroy here.	3584	# coro crashes during coro_state_free->destroy here.
3190		3585
3191	$RELOAD_WATCHER ||= Event->timer (	3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3192	reentrant => 0,
3193	after => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => sub {
3196	do_reload_perl;	3587	do_reload_perl;
3197	undef $RELOAD_WATCHER;	3588	undef $RELOAD_WATCHER;
3198	},
3199	);	3589	};
3200	}	3590	}
3201		3591
3202	register_command "reload" => sub {	3592	register_command "reload" => sub {
3203	my ($who, $arg) = @_;	3593	my ($who, $arg) = @_;
3204		3594
3205	if ($who->flag (FLAG_WIZ)) {	3595	if ($who->flag (FLAG_WIZ)) {
3206	$who->message ("reloading server.");	3596	$who->message ("reloading server.");
		3597	async {
		3598	$Coro::current->{desc} = "perl_reload";
3207	async { reload_perl };	3599	reload_perl;
		3600	};
3208	}	3601	}
3209	};	3602	};
3210		3603
3211	unshift @INC, $LIBDIR;	3604	unshift @INC, $LIBDIR;
3212		3605
…		…
3214		3607
3215	our @WAIT_FOR_TICK;	3608	our @WAIT_FOR_TICK;
3216	our @WAIT_FOR_TICK_BEGIN;	3609	our @WAIT_FOR_TICK_BEGIN;
3217		3610
3218	sub wait_for_tick {	3611	sub wait_for_tick {
3219	return unless $TICK_WATCHER->is_active;	3612	return if tick_inhibit;
3220	return if $Coro::current == $Coro::main;	3613	return if $Coro::current == $Coro::main;
3221		3614
3222	my $signal = new Coro::Signal;	3615	my $signal = new Coro::Signal;
3223	push @WAIT_FOR_TICK, $signal;	3616	push @WAIT_FOR_TICK, $signal;
3224	$signal->wait;	3617	$signal->wait;
3225	}	3618	}
3226		3619
3227	sub wait_for_tick_begin {	3620	sub wait_for_tick_begin {
3228	return unless $TICK_WATCHER->is_active;	3621	return if tick_inhibit;
3229	return if $Coro::current == $Coro::main;	3622	return if $Coro::current == $Coro::main;
3230		3623
3231	my $signal = new Coro::Signal;	3624	my $signal = new Coro::Signal;
3232	push @WAIT_FOR_TICK_BEGIN, $signal;	3625	push @WAIT_FOR_TICK_BEGIN, $signal;
3233	$signal->wait;	3626	$signal->wait;
3234	}	3627	}
3235		3628
3236	my $min = 1e6;#d#	3629	sub tick {
3237	my $avg = 10;
3238	$TICK_WATCHER = Event->timer (
3239	reentrant => 0,
3240	parked => 1,
3241	prio => 0,
3242	at => $NEXT_TICK || $TICK,
3243	data => WF_AUTOCANCEL,
3244	cb => sub {
3245	if ($Coro::current != $Coro::main) {	3630	if ($Coro::current != $Coro::main) {
3246	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"
3247	unless ++$bug_warning > 10;	3632	unless ++$bug_warning > 10;
3248	return;	3633	return;
3249	}	3634	}
3250		3635
3251	$NOW = $tick_start = Event::time;
3252
3253	cf::server_tick; # one server iteration	3636	cf::server_tick; # one server iteration
3254		3637
3255	0 && sync_job {#d#	3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3256	for(1..10) {	3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3257	my $t = Event::time;	3640	Coro::async_pool {
3258	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3641	$Coro::current->{desc} = "runtime saver";
3259	or die;	3642	write_runtime
3260		3643	or warn "ERROR: unable to write runtime file: $!";
3261	$map->width (50);
3262	$map->height (50);
3263	$map->alloc;
3264	$map->_load_objects ("/tmp/x.map", 1);
3265	my $t = Event::time - $t;
3266
3267	#next unless $t < 0.0013;#d#
3268	if ($t < $min) {
3269	$min = $t;
3270	}
3271	$avg = $avg * 0.99 + $t * 0.01;
3272	}
3273	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3274	exit 0;
3275	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3276	};	3644	};
		3645	}
3277		3646
3278	$RUNTIME += $TICK;
3279	$NEXT_TICK += $TICK;
3280
3281	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3282	$NEXT_RUNTIME_WRITE = $NOW + 10;
3283	Coro::async_pool {
3284	write_runtime
3285	or warn "ERROR: unable to write runtime file: $!";
3286	};
3287	}
3288
3289	# my $AFTER = Event::time;
3290	# warn $AFTER - $NOW;#d#
3291
3292	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3293	$sig->send;	3648	$sig->send;
3294	}	3649	}
3295	while (my $sig = shift @WAIT_FOR_TICK) {	3650	while (my $sig = shift @WAIT_FOR_TICK) {
3296	$sig->send;	3651	$sig->send;
3297	}	3652	}
3298		3653
3299	$NOW = Event::time;	3654	$LOAD = ($NOW - $TICK_START) / $TICK;
3300
3301	# if we are delayed by four ticks or more, skip them all
3302	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3303
3304	$TICK_WATCHER->at ($NEXT_TICK);
3305	$TICK_WATCHER->start;
3306
3307	$LOAD = ($NOW - $tick_start) / $TICK;
3308	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3309		3656
3310	_post_tick;	3657	if (0) {
3311		3658	if ($NEXT_TICK) {
3312		3659	my $jitter = $TICK_START - $NEXT_TICK;
		3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3661	warn "jitter $JITTER\n";#d#
		3662	}
3313	},	3663	}
3314	);	3664	}
3315		3665
3316	{	3666	{
3317	BDB::max_poll_time $TICK * 0.1;	3667	# configure BDB
3318	$BDB_POLL_WATCHER = Event->io (	3668
3319	reentrant => 0,
3320	fd => BDB::poll_fileno,
3321	poll => 'r',
3322	prio => 0,
3323	data => WF_AUTOCANCEL,
3324	cb => \&BDB::poll_cb,
3325	);
3326	BDB::min_parallel 8;	3669	BDB::min_parallel 8;
3327		3670	BDB::max_poll_reqs $TICK * 0.1;
3328	BDB::set_sync_prepare {	3671	$Coro::BDB::WATCHER->priority (1);
3329	my $status;
3330	my $current = $Coro::current;
3331	(
3332	sub {
3333	$status = $!;
3334	$current->ready; undef $current;
3335	},
3336	sub {
3337	Coro::schedule while defined $current;
3338	$! = $status;
3339	},
3340	)
3341	};
3342		3672
3343	unless ($DB_ENV) {	3673	unless ($DB_ENV) {
3344	$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);
3345		3679
3346	cf::sync_job {	3680	cf::sync_job {
3347	eval {	3681	eval {
3348	BDB::db_env_open	3682	BDB::db_env_open
3349	$DB_ENV,	3683	$DB_ENV,
…		…
3351	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
3352	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3686	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3353	0666;	3687	0666;
3354		3688
3355	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3689	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3356
3357	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3358	$DB_ENV->set_lk_detect;
3359	};	3690	};
3360		3691
3361	cf::cleanup "db_env_open(db): $@" if $@;	3692	cf::cleanup "db_env_open(db): $@" if $@;
3362	};	3693	};
3363	}	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	};
3364	}	3705	}
3365		3706
3366	{	3707	{
		3708	# configure IO::AIO
		3709
3367	IO::AIO::min_parallel 8;	3710	IO::AIO::min_parallel 8;
3368
3369	undef $Coro::AIO::WATCHER;
3370	IO::AIO::max_poll_time $TICK * 0.1;	3711	IO::AIO::max_poll_time $TICK * 0.1;
3371	$AIO_POLL_WATCHER = Event->io (	3712	$Coro::AIO::WATCHER->priority (1);
3372	reentrant => 0,
3373	data => WF_AUTOCANCEL,
3374	fd => IO::AIO::poll_fileno,
3375	poll => 'r',
3376	prio => 6,
3377	cb => \&IO::AIO::poll_cb,
3378	);
3379	}	3713	}
3380		3714
3381	my $_log_backtrace;	3715	my $_log_backtrace;
3382		3716
3383	sub _log_backtrace {	3717	sub _log_backtrace {
…		…
3387		3721
3388	# limit the # of concurrent backtraces	3722	# limit the # of concurrent backtraces
3389	if ($_log_backtrace < 2) {	3723	if ($_log_backtrace < 2) {
3390	++$_log_backtrace;	3724	++$_log_backtrace;
3391	async {	3725	async {
		3726	$Coro::current->{desc} = "abt $msg";
		3727
3392	my @bt = fork_call {	3728	my @bt = fork_call {
3393	@addr = map { sprintf "%x", $_ } @addr;	3729	@addr = map { sprintf "%x", $_ } @addr;
3394	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3730	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3395	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 |"
3396	or die "addr2line: $!";	3732	or die "addr2line: $!";

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