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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.419 by root, Sun Apr 13 01:34:09 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 4.50 ();
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;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	368	}
326		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
327	=item cf::get_slot $time[, $priority]	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>:
330	This call blocks and returns only when you have at least C<$time> seconds	388	This call blocks and returns only when you have at least C<$time> seconds
331	of cpu time till the next tick. The slot is only valid till the next cede.	389	of cpu time till the next tick. The slot is only valid till the next cede.
332		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
333	Useful for short background jobs.	394	Useful for short background jobs.
334		395
335	=cut	396	=cut
336		397
337	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
339		400
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
342	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
343		406
344	while () {	407	while () {
345	next_job:	408	next_job:
346	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
354	}	417	}
355	}	418	}
356	}	419	}
357		420
358	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
359	# 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
360	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
361	$signal->wait;	424	$signal->wait;
362	} else {	425	} else {
363	Coro::schedule;	426	Coro::schedule;
364	}	427	}
365	}	428	}
366	};	429	};
367		430
368	sub get_slot($;$) {	431	sub get_slot($;$$) {
369	my ($time, $pri) = @_;	432	my ($time, $pri, $name) = @_;
370		433
		434	$time = $TICK * .6 if $time > $TICK * .6;
		435	my $sig = new Coro::Signal;
		436
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	439	$SLOT_QUEUE->ready;
374	$sig->wait;	440	$sig->wait;
375	}	441	}
376		442
…		…
384		450
385	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
386		452
387	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
388		454
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	458	acceptable.
393		459
394	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
400		466
401	sub sync_job(&) {	467	sub sync_job(&) {
402	my ($job) = @_;	468	my ($job) = @_;
403		469
404	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
405	my $time = Event::time;	471	my $time = EV::time;
406		472
407	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
409		475
410	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	477
412	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
413		479
414	my $busy = 1;	480	my $busy = 1;
415	my @res;	481	my @res;
416		482
417	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	485	@res = eval { $job->() };
419	warn $@ if $@;	486	warn $@ if $@;
420	undef $busy;	487	undef $busy;
421	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
422		489
423	while ($busy) {	490	while ($busy) {
424	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
425	}	495	}
		496	}
426		497
427	$time = Event::time - $time;	498	my $time = EV::time - $time;
428		499
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
433		501
434	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
435	} else {	503	} else {
436	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
437		505
…		…
462	=item fork_call { }, $args	530	=item fork_call { }, $args
463		531
464	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
465	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
466	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
467	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
468		536
469	=cut	537	=cut
470
471	sub _store_scalar {
472	open my $fh, ">", \my $buf
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}
479		538
480	sub fork_call(&@) {	539	sub fork_call(&@) {
481	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
482		541
483	# 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,
484	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		545
488	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
489	close $fh2;
490
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
492	warn "pst<$res>" unless $res =~ /^pst/;
493	$res = Coro::Storable::thaw $res;
494
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;	547	reset_signals;
502	local $SIG{__WARN__};	548	&$cb
503	local $SIG{__DIE__};	549	}, @args;
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509		550
510	eval {	551	wantarray ? @res : $res[-1]
511	close $fh1;	552	}
512		553
513	my @res = eval { $cb->(@args) };	554	=item $coin = coin_from_name $name
514		555
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	556	=cut
516	close $fh2;
517	};
518		557
519	warn $@ if $@;	558	our %coin_alias = (
520	_exit 0;	559	"silver" => "silvercoin",
521	}	560	"silvercoin" => "silvercoin",
		561	"silvercoins" => "silvercoin",
		562	"gold" => "goldcoin",
		563	"goldcoin" => "goldcoin",
		564	"goldcoins" => "goldcoin",
		565	"platinum" => "platinacoin",
		566	"platinumcoin" => "platinacoin",
		567	"platinumcoins" => "platinacoin",
		568	"platina" => "platinacoin",
		569	"platinacoin" => "platinacoin",
		570	"platinacoins" => "platinacoin",
		571	"royalty" => "royalty",
		572	"royalties" => "royalty",
		573	);
		574
		575	sub coin_from_name($) {
		576	$coin_alias{$_[0]}
		577	? cf::arch::find $coin_alias{$_[0]}
		578	: undef
522	}	579	}
523		580
524	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
525		582
526	Returns a single value from the environment database.	583	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
529		586
530	Stores the given C<$value> in the family. It can currently store binary	587	Stores the given C<$value> in the family. It can currently store binary
531	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	588	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
532		589
		590	=item $db = cf::db_table "name"
		591
		592	Create and/or open a new database table. The string must not be "db" and must be unique
		593	within each server.
		594
533	=cut	595	=cut
		596
		597	sub db_table($) {
		598	my ($name) = @_;
		599	my $db = BDB::db_create $DB_ENV;
		600
		601	eval {
		602	$db->set_flags (BDB::CHKSUM);
		603
		604	utf8::encode $name;
		605	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		606	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		607	cf::cleanup "db_open(db): $!" if $!;
		608	};
		609	cf::cleanup "db_open(db): $@" if $@;
		610
		611	$db
		612	}
534		613
535	our $DB;	614	our $DB;
536		615
537	sub db_init {	616	sub db_init {
538	unless ($DB) {
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {	617	cf::sync_job {
542	eval {	618	$DB ||= db_table "db";
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}	619	};
552	}	620	}
553		621
554	sub db_get($$) {	622	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
556		624
…		…
606	if (1) {	674	if (1) {
607	$md5 =	675	$md5 =
608	join "\x00",	676	join "\x00",
609	$processversion,	677	$processversion,
610	map {	678	map {
611	Coro::cede;	679	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	680	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	681	} 0.. $#$src;
614		682
615		683
616	my $dbmd5 = db_get cache => "$id/md5";	684	my $dbmd5 = db_get cache => "$id/md5";
…		…
660	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
661	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
662		730
663	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
664	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
665	Crossfire TRT).	733	Deliantra).
666		734
667	=over 4	735	=over 4
668		736
669	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
670		738
…		…
952	}	1020	}
953		1021
954	0	1022	0
955	}	1023	}
956		1024
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1026
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1028
961	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
962		1030
…		…
968		1036
969	=cut	1037	=cut
970		1038
971	#############################################################################	1039	#############################################################################
972	# object support	1040	# object support
973	#
974		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
975	sub _can_merge {	1075	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1076	my ($ob1, $ob2) = @_;
977		1077
978	local $Storable::canonical = 1;	1078	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1079
982	$fob1 eq $fob2	1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
983	}	1082	}
984		1083
985	sub reattach {	1084	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1086	my ($obj) = @_;
…		…
1009	cf::attachable->attach (	1108	cf::attachable->attach (
1010	prio => -1000000,	1109	prio => -1000000,
1011	on_instantiate => sub {	1110	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
1013		1112
1014	$data = from_json $data;	1113	$data = decode_json $data;
1015		1114
1016	for (@$data) {	1115	for (@$data) {
1017	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
1018		1117
1019	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1134	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
1037		1136
1038	sync_job {	1137	sync_job {
1039	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
1042		1142
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
1047	close $fh;	1147	close $fh;
1048		1148
1049	if (@$objs) {	1149	if (@$objs) {
1050	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1051	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
1054	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1055	close $fh;	1155	close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1157	}
…		…
1065	}	1165	}
1066	} else {	1166	} else {
1067	aio_unlink $filename;	1167	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1069	}	1169	}
1070	}	1170	};
1071	}	1171	}
1072		1172
1073	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
1075		1175
…		…
1087	or return;	1187	or return;
1088		1188
1089	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1191	or return;
		1192
1092	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1093	}	1195	}
1094		1196
		1197	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
		1200
1097	return ($data, $av);	1201	($data, $av)
1098	}	1202	}
1099		1203
1100	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1101		1205
1102	=over 4	1206	=over 4
…		…
1175	my ($pl, $buf) = @_;	1279	my ($pl, $buf) = @_;
1176		1280
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1282
1179	if (ref $msg) {	1283	if (ref $msg) {
		1284	my ($type, $reply, @payload) =
		1285	"ARRAY" eq ref $msg
		1286	? @$msg
		1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1288
		1289	my @reply;
		1290
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1291	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1292	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1293	}
		1294
		1295	$pl->ext_reply ($reply, @reply)
		1296	if $reply;
		1297
1185	} else {	1298	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1300	}
1188		1301
1189	cf::override;	1302	cf::override;
…		…
1242	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1243	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1244		1357
1245	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1246	warn $msg;	1359	warn $msg;
1247	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1248	exit 1;
1249	}	1361	}
1250		1362
1251	warn $msg;	1363	warn $msg;
1252	}	1364	}
1253		1365
…		…
1278	use Coro::AIO;	1390	use Coro::AIO;
1279		1391
1280	=head3 cf::player	1392	=head3 cf::player
1281		1393
1282	=over 4	1394	=over 4
		1395
		1396	=item cf::player::num_playing
		1397
		1398	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1399
		1400	=cut
		1401
		1402	sub num_playing {
		1403	scalar grep
		1404	$_->ob->map
		1405	&& !$_->hidden
		1406	&& !$_->ob->flag (cf::FLAG_WIZ),
		1407	cf::player::list
		1408	}
1283		1409
1284	=item cf::player::find $login	1410	=item cf::player::find $login
1285		1411
1286	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1287		1413
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1453
1328	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1329	or return;	1455	or return;
		1456
		1457	my $pl = cf::player::load_pl $f
		1458	or return;
		1459	local $cf::PLAYER_LOADING{$login} = $pl;
		1460	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1331	}	1462	}
1332	}	1463	}
1333	}	1464	}
1334		1465
…		…
1344		1475
1345	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1347		1478
1348	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1349	Coro::cede;	1480	cf::cede_to_tick;
1350	}	1481	}
1351		1482
1352	sub new($) {	1483	sub new($) {
1353	my ($login) = @_;	1484	my ($login) = @_;
1354		1485
…		…
1358	$self->{deny_save} = 1;	1489	$self->{deny_save} = 1;
1359		1490
1360	$cf::PLAYER{$login} = $self;	1491	$cf::PLAYER{$login} = $self;
1361		1492
1362	$self	1493	$self
		1494	}
		1495
		1496	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1497
		1498	=cut
		1499
		1500	sub send_msg {
		1501	my $ns = shift->ns
		1502	or return;
		1503	$ns->send_msg (@_);
1363	}	1504	}
1364		1505
1365	=item $pl->quit_character	1506	=item $pl->quit_character
1366		1507
1367	Nukes the player without looking back. If logged in, the connection will	1508	Nukes the player without looking back. If logged in, the connection will
…		…
1422	or return [];	1563	or return [];
1423		1564
1424	my @logins;	1565	my @logins;
1425		1566
1426	for my $login (@$dirs) {	1567	for my $login (@$dirs) {
		1568	my $path = path $login;
		1569
		1570	# a .pst is a dead give-away for a valid player
		1571	unless (-e "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1430		1576
1431	utf8::decode $login;	1577	utf8::decode $login;
1432	push @logins, $login;	1578	push @logins, $login;
1433	}	1579	}
1434		1580
…		…
1467		1613
1468	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1469		1615
1470	=cut	1616	=cut
1471		1617
		1618	use re 'eval';
		1619
		1620	my $group;
		1621	my $interior; $interior = qr{
		1622	# match a pod interior sequence sans C<< >>
		1623	(?:
		1624	\ (.*?)\ (?{ $group = $^N })
		1625	| < (??{$interior}) >
		1626	)
		1627	}x;
		1628
1472	sub expand_cfpod {	1629	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1474		1631
1475	# escape & and <	1632	my $xml;
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478		1633
1479	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1480		1637
1481	1 while	1638	$group =~ s/&/&amp;/g;
1482	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1483	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1486	# replace G<male|female> tags	1643	([BCGHITU])
1487	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1488	$self->gender ? $2 : $1	1645	(?:
1489	}ge	1646	([^<>]*) (?{ $group = $^N })
1490	# replace H<hint text>	1647	| < $interior >
1491	|| s{H<([^\>]*)>}	1648	)
		1649	>
		1650	%gcsx
1492	{	1651	) {
		1652	my ($code, $data) = ($1, $group);
		1653
		1654	if ($code eq "B") {
		1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1656	} elsif ($code eq "I") {
		1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1658	} elsif ($code eq "U") {
		1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1660	} elsif ($code eq "C") {
		1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1662	} elsif ($code eq "T") {
		1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1664	} elsif ($code eq "G") {
		1665	my ($male, $female) = split /\|/, $data;
		1666	$data = $self->gender ? $female : $male;
		1667	$xml .= expand_cfpod ($self, $data);
		1668	} elsif ($code eq "H") {
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")	1671	"")
1496	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1497	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1498		1683
		1684	for ($xml) {
1499	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1501		1687
1502	# compress some whitespace	1688	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1507		1694
1508	$_	1695	$xml
1509	}	1696	}
		1697
		1698	no re 'eval';
1510		1699
1511	sub hintmode {	1700	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}	1702	$_[0]{hintmode}
1514	}	1703	}
1515		1704
1516	=item $player->ext_reply ($msgid, %msg)	1705	=item $player->ext_reply ($msgid, @msg)
1517		1706
1518	Sends an ext reply to the player.	1707	Sends an ext reply to the player.
1519		1708
1520	=cut	1709	=cut
1521		1710
1522	sub ext_reply($$%) {	1711	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1712	my ($self, $id, @msg) = @_;
1524		1713
1525	$msg{msgid} = $id;	1714	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1715	}
1528		1716
1529	=item $player->ext_event ($type, %msg)	1717	=item $player->ext_msg ($type, @msg)
1530		1718
1531	Sends an ext event to the client.	1719	Sends an ext event to the client.
1532		1720
1533	=cut	1721	=cut
1534		1722
1535	sub ext_event($$%) {	1723	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1724	my ($self, $type, @msg) = @_;
1537		1725
1538	$self->ns->ext_event ($type, %msg);	1726	$self->ns->ext_msg ($type, @msg);
1539	}	1727	}
1540		1728
1541	=head3 cf::region	1729	=head3 cf::region
1542		1730
1543	=over 4	1731	=over 4
…		…
1587	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1589		1777
1590	sub generate_random_map {	1778	sub generate_random_map {
1591	my ($self, $rmp) = @_;	1779	my ($self, $rmp) = @_;
		1780
		1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1782
1592	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1593	$self->_create_random_map (	1784	$self->_create_random_map (
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1718		1909
1719	# the temporary/swap location	1910	# the temporary/swap location
1720	sub save_path {	1911	sub save_path {
1721	my ($self) = @_;	1912	my ($self) = @_;
1722		1913
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	1915	"$TMPDIR/$path.map"
1725	}	1916	}
1726		1917
1727	# the unique path, undef == no special unique path	1918	# the unique path, undef == no special unique path
1728	sub uniq_path {	1919	sub uniq_path {
1729	my ($self) = @_;	1920	my ($self) = @_;
1730		1921
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	1923	"$UNIQUEDIR/$path"
1733	}	1924	}
1734		1925
1735	# and all this just because we cannot iterate over	1926	# and all this just because we cannot iterate over
1736	# all maps in C++...	1927	# all maps in C++...
…		…
1759		1950
1760	sub load_header_from($) {	1951	sub load_header_from($) {
1761	my ($self, $path) = @_;	1952	my ($self, $path) = @_;
1762		1953
1763	utf8::encode $path;	1954	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	1955	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	1956	or return;
		1957
		1958	$self->_load_header ($f)
		1959	or return;
		1960
		1961	local $MAP_LOADING{$self->{path}} = $self;
		1962	$f->resolve_delayed_derefs;
1769		1963
1770	$self->{load_path} = $path;	1964	$self->{load_path} = $path;
1771		1965
1772	1	1966	1
1773	}	1967	}
…		…
1827	sub find {	2021	sub find {
1828	my ($path, $origin) = @_;	2022	my ($path, $origin) = @_;
1829		2023
1830	$path = normalise $path, $origin && $origin->path;	2024	$path = normalise $path, $origin && $origin->path;
1831		2025
		2026	cf::lock_wait "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	2027	cf::lock_wait "map_find:$path";
1833		2028
1834	$cf::MAP{$path} || do {	2029	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";	2030	my $guard1 = cf::lock_acquire "map_find:$path";
		2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2032
1836	my $map = new_from_path cf::map $path	2033	my $map = new_from_path cf::map $path
1837	or return;	2034	or return;
1838		2035
1839	$map->{last_save} = $cf::RUNTIME;	2036	$map->{last_save} = $cf::RUNTIME;
1840		2037
…		…
1842	or return;	2039	or return;
1843		2040
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2042	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2043	#$cf::WAIT_FOR_TICK->wait;
		2044	undef $guard1;
		2045	undef $guard2;
1847	$map->reset;	2046	$map->reset;
1848	undef $guard;
1849	return find $path;	2047	return find $path;
1850	}	2048	}
1851		2049
1852	$cf::MAP{$path} = $map	2050	$cf::MAP{$path} = $map
1853	}	2051	}
…		…
1862	local $self->{deny_reset} = 1; # loading can take a long time	2060	local $self->{deny_reset} = 1; # loading can take a long time
1863		2061
1864	my $path = $self->{path};	2062	my $path = $self->{path};
1865		2063
1866	{	2064	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2065	my $guard = cf::lock_acquire "map_data:$path";
1868		2066
		2067	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2068	return unless $self->in_memory == cf::MAP_SWAPPED;
1870		2069
1871	$self->in_memory (cf::MAP_LOADING);	2070	$self->in_memory (cf::MAP_LOADING);
1872		2071
1873	$self->alloc;	2072	$self->alloc;
1874		2073
1875	$self->pre_load;	2074	$self->pre_load;
1876	Coro::cede;	2075	cf::cede_to_tick;
1877		2076
		2077	my $f = new_from_file cf::object::thawer $self->{load_path};
		2078	$f->skip_block;
1878	$self->_load_objects ($self->{load_path}, 1)	2079	$self->_load_objects ($f)
1879	or return;	2080	or return;
1880		2081
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1882	if delete $self->{load_original};	2083	if delete $self->{load_original};
1883		2084
1884	if (my $uniq = $self->uniq_path) {	2085	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2086	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2087	unless (aio_stat $uniq) {
		2088	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2089	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2090	$self->_load_objects ($f);
		2091	$f->resolve_delayed_derefs;
		2092	}
1889	}	2093	}
1890	}	2094	}
1891		2095
1892	Coro::cede;	2096	$f->resolve_delayed_derefs;
		2097
		2098	cf::cede_to_tick;
1893	# now do the right thing for maps	2099	# now do the right thing for maps
1894	$self->link_multipart_objects;	2100	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2101	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2102	unless $self->difficulty;
1897	Coro::cede;	2103	cf::cede_to_tick;
1898		2104
1899	unless ($self->{deny_activate}) {	2105	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2106	$self->decay_objects;
1901	$self->fix_auto_apply;	2107	$self->fix_auto_apply;
1902	$self->update_buttons;	2108	$self->update_buttons;
1903	Coro::cede;	2109	cf::cede_to_tick;
1904	$self->set_darkness_map;	2110	$self->set_darkness_map;
1905	Coro::cede;	2111	cf::cede_to_tick;
1906	$self->activate;	2112	$self->activate;
1907	}	2113	}
		2114
		2115	$self->{last_save} = $cf::RUNTIME;
		2116	$self->last_access ($cf::RUNTIME);
1908		2117
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2118	$self->in_memory (cf::MAP_IN_MEMORY);
1910	}	2119	}
1911		2120
1912	$self->post_load;	2121	$self->post_load;
…		…
1923		2132
1924	$self	2133	$self
1925	}	2134	}
1926		2135
1927	# find and load all maps in the 3x3 area around a map	2136	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {	2137	sub load_neighbours {
1929	my ($map) = @_;	2138	my ($map) = @_;
1930		2139
1931	my @diag; # diagonal neighbours	2140	my @neigh; # diagonal neighbours
1932		2141
1933	for (0 .. 3) {	2142	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)	2143	my $neigh = $map->tile_path ($_)
1935	or next;	2144	or next;
1936	$neigh = find $neigh, $map	2145	$neigh = find $neigh, $map
1937	or next;	2146	or next;
1938	$neigh->load;	2147	$neigh->load;
1939		2148
		2149	push @neigh,
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}	2152	}
1943		2153
1944	for (@diag) {	2154	for (grep defined $_->[0], @neigh) {
		2155	my ($path, $origin) = @$_;
1945	my $neigh = find @$_	2156	my $neigh = find $path, $origin
1946	or next;	2157	or next;
1947	$neigh->load;	2158	$neigh->load;
1948	}	2159	}
1949	}	2160	}
1950		2161
…		…
1955	}	2166	}
1956		2167
1957	sub do_load_sync {	2168	sub do_load_sync {
1958	my ($map) = @_;	2169	my ($map) = @_;
1959		2170
		2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2172	if $Coro::current == $Coro::main;
		2173
1960	cf::sync_job { $map->load };	2174	cf::sync_job { $map->load };
1961	}	2175	}
1962		2176
1963	our %MAP_PREFETCH;	2177	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2178	our $MAP_PREFETCHER = undef;
1965		2179
1966	sub find_async {	2180	sub find_async {
1967	my ($path, $origin) = @_;	2181	my ($path, $origin, $load) = @_;
1968		2182
1969	$path = normalise $path, $origin && $origin->{path};	2183	$path = normalise $path, $origin && $origin->{path};
1970		2184
1971	if (my $map = $cf::MAP{$path}) {	2185	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1973	}	2187	}
1974		2188
1975	undef $MAP_PREFETCH{$path};	2189	$MAP_PREFETCH{$path} |= $load;
		2190
1976	$MAP_PREFETCHER ||= cf::async {	2191	$MAP_PREFETCHER ||= cf::async {
		2192	$Coro::current->{desc} = "map prefetcher";
		2193
1977	while (%MAP_PREFETCH) {	2194	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2195	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2196	if (my $map = find $k) {
1980	$map->load;	2197	$map->load if $v;
1981	}	2198	}
1982		2199
1983	delete $MAP_PREFETCH{$path};	2200	delete $MAP_PREFETCH{$k};
1984	}	2201	}
1985	}	2202	}
1986	undef $MAP_PREFETCHER;	2203	undef $MAP_PREFETCHER;
1987	};	2204	};
1988	$MAP_PREFETCHER->prio (6);	2205	$MAP_PREFETCHER->prio (6);
…		…
1991	}	2208	}
1992		2209
1993	sub save {	2210	sub save {
1994	my ($self) = @_;	2211	my ($self) = @_;
1995		2212
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;	2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2214
1998	$self->{last_save} = $cf::RUNTIME;	2215	$self->{last_save} = $cf::RUNTIME;
1999		2216
2000	return unless $self->dirty;	2217	return unless $self->dirty;
2001		2218
…		…
2007	return if $self->{deny_save};	2224	return if $self->{deny_save};
2008		2225
2009	local $self->{last_access} = $self->last_access;#d#	2226	local $self->{last_access} = $self->last_access;#d#
2010		2227
2011	cf::async {	2228	cf::async {
		2229	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2230	$_->contr->save for $self->players;
2013	};	2231	};
2014		2232
2015	if ($uniq) {	2233	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2024	my ($self) = @_;	2242	my ($self) = @_;
2025		2243
2026	# save first because save cedes	2244	# save first because save cedes
2027	$self->save;	2245	$self->save;
2028		2246
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2247	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2248
2031	return if $self->players;	2249	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};	2251	return if $self->{deny_save};
2034		2252
		2253	$self->in_memory (cf::MAP_SWAPPED);
		2254
		2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2257	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2258	}
2038		2259
2039	sub reset_at {	2260	sub reset_at {
2040	my ($self) = @_;	2261	my ($self) = @_;
2041		2262
…		…
2073	if $uniq;	2294	if $uniq;
2074	}	2295	}
2075		2296
2076	delete $cf::MAP{$self->path};	2297	delete $cf::MAP{$self->path};
2077		2298
		2299	$self->deactivate;
		2300	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2301	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2302
2082	$self->unlink_save;	2303	$self->unlink_save;
2083	$self->destroy;	2304	$self->destroy;
2084	}	2305	}
2085		2306
2086	my $nuke_counter = "aaaa";	2307	my $nuke_counter = "aaaa";
2087		2308
2088	sub nuke {	2309	sub nuke {
2089	my ($self) = @_;	2310	my ($self) = @_;
2090		2311
		2312	{
		2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2314
2091	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2092		2316
2093	$self->unlink_save;	2317	$self->unlink_save;
2094		2318
2095	bless $self, "cf::map";	2319	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2320	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2321	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2322	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2324
2101	$cf::MAP{$self->path} = $self;	2325	$cf::MAP{$self->path} = $self;
		2326	}
2102		2327
2103	$self->reset; # polite request, might not happen	2328	$self->reset; # polite request, might not happen
2104	}	2329	}
2105		2330
2106	=item $maps = cf::map::tmp_maps	2331	=item $maps = cf::map::tmp_maps
…		…
2148		2373
2149	sub unique_maps() {	2374	sub unique_maps() {
2150	[	2375	[
2151	map {	2376	map {
2152	utf8::decode $_;	2377	utf8::decode $_;
2153	/\.map$/	2378	s/\.map$//; # TODO future compatibility hack
		2379	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2380	? ()
2154	? normalise $_	2381	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2382	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2383	]
2158	}	2384	}
2159		2385
2160	package cf;
2161
2162	=back	2386	=back
2163		2387
2164	=head3 cf::object	2388	=head3 cf::object
2165		2389
2166	=cut	2390	=cut
…		…
2169		2393
2170	=over 4	2394	=over 4
2171		2395
2172	=item $ob->inv_recursive	2396	=item $ob->inv_recursive
2173		2397
2174	Returns the inventory of the object _and_ their inventories, recursively.	2398	Returns the inventory of the object I<and> their inventories, recursively,
		2399	but I<not> the object itself.
2175		2400
2176	=cut	2401	=cut
2177		2402
2178	sub inv_recursive_;	2403	sub inv_recursive_;
2179	sub inv_recursive_ {	2404	sub inv_recursive_ {
2180	map { $_, inv_recursive_ $_->inv } @_	2405	map { $_, inv_recursive_ $_->inv } @_
2181	}	2406	}
2182		2407
2183	sub inv_recursive {	2408	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2409	inv_recursive_ inv $_[0]
		2410	}
		2411
		2412	=item $ref = $ob->ref
		2413
		2414	Creates and returns a persistent reference to an object that can be stored as a string.
		2415
		2416	=item $ob = cf::object::deref ($refstring)
		2417
		2418	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2419	even if the object actually exists. May block.
		2420
		2421	=cut
		2422
		2423	sub deref {
		2424	my ($ref) = @_;
		2425
		2426	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2427	my ($uuid, $name) = ($1, $2);
		2428	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2429	or return;
		2430	$pl->ob->uuid eq $uuid
		2431	or return;
		2432
		2433	$pl->ob
		2434	} else {
		2435	warn "$ref: cannot resolve object reference\n";
		2436	undef
		2437	}
2185	}	2438	}
2186		2439
2187	package cf;	2440	package cf;
2188		2441
2189	=back	2442	=back
…		…
2213		2466
2214	} else {	2467	} else {
2215	my $pl = $self->contr;	2468	my $pl = $self->contr;
2216		2469
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2470	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2471	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2472	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2473
2226	} else {	2474	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2475	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2476	$self->message ($msg, $flags);
2229	}	2477	}
2230	}	2478	}
		2479	}
		2480
		2481	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2482
		2483	=cut
		2484
		2485	sub cf::object::send_msg {
		2486	my $pl = shift->contr
		2487	or return;
		2488	$pl->send_msg (@_);
2231	}	2489	}
2232		2490
2233	=item $player_object->may ("access")	2491	=item $player_object->may ("access")
2234		2492
2235	Returns wether the given player is authorized to access resource "access"	2493	Returns wether the given player is authorized to access resource "access"
…		…
2314	# use -1 or undef as default coordinates, not 0, 0	2572	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2573	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2574	if $x <=0 && $y <= 0;
2317		2575
2318	$map->load;	2576	$map->load;
2319	$map->load_diag;	2577	$map->load_neighbours;
2320		2578
2321	return unless $self->contr->active;	2579	return unless $self->contr->active;
2322	$self->activate_recursive;	2580	$self->activate_recursive;
2323		2581
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2603
2346	$self->enter_link;	2604	$self->enter_link;
2347		2605
2348	(async {	2606	(async {
		2607	$Coro::current->{desc} = "player::goto $path $x $y";
		2608
		2609	# *tag paths override both path and x|y
		2610	if ($path =~ /^\*(.*)$/) {
		2611	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2612	my $ob = $obs[rand @obs];
		2613
		2614	# see if we actually can go there
		2615	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2616	$ob = $obs[rand @obs];
		2617	} else {
		2618	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2619	}
		2620	# else put us there anyways for now #d#
		2621
		2622	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2623	} else {
		2624	($path, $x, $y) = (undef, undef, undef);
		2625	}
		2626	}
		2627
2349	my $map = eval {	2628	my $map = eval {
2350	my $map = cf::map::find $path;	2629	my $map = defined $path ? cf::map::find $path : undef;
2351		2630
2352	if ($map) {	2631	if ($map) {
2353	$map = $map->customise_for ($self);	2632	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2633	$map = $check->($map) if $check && $map;
2355	} else {	2634	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2636	}
2358		2637
2359	$map	2638	$map
2360	};	2639	};
2361		2640
…		…
2414	$rmp->{origin_y} = $exit->y;	2693	$rmp->{origin_y} = $exit->y;
2415	}	2694	}
2416		2695
2417	$rmp->{random_seed} ||= $exit->random_seed;	2696	$rmp->{random_seed} ||= $exit->random_seed;
2418		2697
2419	my $data = cf::to_json $rmp;	2698	my $data = cf::encode_json $rmp;
2420	my $md5 = Digest::MD5::md5_hex $data;	2699	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2700	my $meta = "$RANDOMDIR/$md5.meta";
2422		2701
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2703	aio_write $fh, 0, (length $data), $data, 0;
…		…
2451	# if exit is damned, update players death & WoR home-position	2730	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)	2731	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);	2732	if $exit->flag (FLAG_DAMNED);
2454		2733
2455	(async {	2734	(async {
		2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2736
2456	$self->deactivate_recursive; # just to be sure	2737	$self->deactivate_recursive; # just to be sure
2457	unless (eval {	2738	unless (eval {
2458	$self->goto ($slaying, $hp, $sp);	2739	$self->goto ($slaying, $hp, $sp);
2459		2740
2460	1;	2741	1;
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2776	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2777	the message unless the client supports the msg packet.
2497		2778
2498	=cut	2779	=cut
2499		2780
		2781	# non-persistent channels (usually the info channel)
		2782	our %CHANNEL = (
		2783	"c/identify" => {
		2784	id => "infobox",
		2785	title => "Identify",
		2786	reply => undef,
		2787	tooltip => "Items recently identified",
		2788	},
		2789	"c/examine" => {
		2790	id => "infobox",
		2791	title => "Examine",
		2792	reply => undef,
		2793	tooltip => "Signs and other items you examined",
		2794	},
		2795	"c/book" => {
		2796	id => "infobox",
		2797	title => "Book",
		2798	reply => undef,
		2799	tooltip => "The contents of a note or book",
		2800	},
		2801	"c/lookat" => {
		2802	id => "infobox",
		2803	title => "Look",
		2804	reply => undef,
		2805	tooltip => "What you saw there",
		2806	},
		2807	"c/who" => {
		2808	id => "infobox",
		2809	title => "Players",
		2810	reply => undef,
		2811	tooltip => "Shows players who are currently online",
		2812	},
		2813	"c/body" => {
		2814	id => "infobox",
		2815	title => "Body Parts",
		2816	reply => undef,
		2817	tooltip => "Shows which body parts you posess and are available",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
		2831	);
		2832
2500	sub cf::client::send_msg {	2833	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2834	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2835
2503	$msg = $self->pl->expand_cfpod ($msg);	2836	$msg = $self->pl->expand_cfpod ($msg);
2504		2837
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	2838	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2839
		2840	# check predefined channels, for the benefit of C
		2841	if ($CHANNEL{$channel}) {
		2842	$channel = $CHANNEL{$channel};
		2843
		2844	$self->ext_msg (channel_info => $channel)
		2845	if $self->can_msg;
		2846
		2847	$channel = $channel->{id};
		2848
2507	if (ref $channel) {	2849	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2850	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2851	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2852	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	2853	$self->ext_msg (channel_info => $channel)
		2854	if $self->can_msg;
2512	}	2855	}
2513		2856
2514	$channel = $channel->{id};	2857	$channel = $channel->{id};
2515	}	2858	}
2516		2859
2517	return unless @extra || length $msg;	2860	return unless @extra || length $msg;
2518		2861
2519	if ($self->can_msg) {	2862	if ($self->can_msg) {
		2863	# default colour, mask it out
		2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2865	if $color & cf::NDI_DEF;
		2866
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2867	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2868	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2521	} else {	2869	} else {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531
2532	if ($color >= 0) {	2870	if ($color >= 0) {
		2871	# replace some tags by gcfclient-compatible ones
		2872	for ($msg) {
		2873	1 while
		2874	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2875	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2876	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2877	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2878	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2879	}
		2880
		2881	$color &= cf::NDI_COLOR_MASK;
		2882
		2883	utf8::encode $msg;
		2884
2533	if (0 && $msg =~ /\[/) {	2885	if (0 && $msg =~ /\[/) {
		2886	# COMMAND/INFO
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2535	} else {	2888	} else {
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")	2890	$self->send_packet ("drawinfo $color $msg")
2538	}	2891	}
2539	}	2892	}
2540	}	2893	}
2541	}	2894	}
2542		2895
2543	=item $client->ext_event ($type, %msg)	2896	=item $client->ext_msg ($type, @msg)
2544		2897
2545	Sends an ext event to the client.	2898	Sends an ext event to the client.
2546		2899
2547	=cut	2900	=cut
2548		2901
2549	sub cf::client::ext_event($$%) {	2902	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	2903	my ($self, $type, @msg) = @_;
2551		2904
2552	return unless $self->extcmd;	2905	if ($self->extcmd == 2) {
2553		2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2907	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	2908	push @msg, msgtype => "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2909	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2910	}
		2911	}
		2912
		2913	=item $client->ext_reply ($msgid, @msg)
		2914
		2915	Sends an ext reply to the client.
		2916
		2917	=cut
		2918
		2919	sub cf::client::ext_reply($$@) {
		2920	my ($self, $id, @msg) = @_;
		2921
		2922	if ($self->extcmd == 2) {
		2923	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2924	} elsif ($self->extcmd == 1) {
		2925	#TODO: version 1, remove
		2926	unshift @msg, msgtype => "reply", msgid => $id;
		2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2928	}
2556	}	2929	}
2557		2930
2558	=item $success = $client->query ($flags, "text", \&cb)	2931	=item $success = $client->query ($flags, "text", \&cb)
2559		2932
2560	Queues a query to the client, calling the given callback with	2933	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	2988	my ($ns, $buf) = @_;
2616		2989
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2990	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		2991
2619	if (ref $msg) {	2992	if (ref $msg) {
		2993	my ($type, $reply, @payload) =
		2994	"ARRAY" eq ref $msg
		2995	? @$msg
		2996	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2997
		2998	my @reply;
		2999
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3000	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3001	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	3002	}
		3003
		3004	$ns->ext_reply ($reply, @reply)
		3005	if $reply;
		3006
2626	} else {	3007	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3008	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3009	}
2629		3010
2630	cf::override;	3011	cf::override;
…		…
2677	our $safe = new Safe "safe";	3058	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3059	our $safe_hole = new Safe::Hole;
2679		3060
2680	$SIG{FPE} = 'IGNORE';	3061	$SIG{FPE} = 'IGNORE';
2681		3062
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3063	$safe->permit_only (Opcode::opset qw(
		3064	:base_core :base_mem :base_orig :base_math
		3065	grepstart grepwhile mapstart mapwhile
		3066	sort time
		3067	));
2683		3068
2684	# here we export the classes and methods available to script code	3069	# here we export the classes and methods available to script code
2685		3070
2686	=pod	3071	=pod
2687		3072
2688	The following functions and methods are available within a safe environment:	3073	The following functions and methods are available within a safe environment:
2689		3074
2690	cf::object	3075	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3076	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3077	insert remove name archname title slaying race decrease_ob_nr
2693		3078
2694	cf::object::player	3079	cf::object::player
2695	player	3080	player
2696		3081
2697	cf::player	3082	cf::player
…		…
2702		3087
2703	=cut	3088	=cut
2704		3089
2705	for (	3090	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3092	insert remove inv name archname title slaying race
2707	insert remove)],	3093	decrease_ob_nr destroy)],
2708	["cf::object::player" => qw(player)],	3094	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3095	["cf::player" => qw(peaceful)],
2710	["cf::map" => qw(trigger)],	3096	["cf::map" => qw(trigger)],
2711	) {	3097	) {
2712	no strict 'refs';	3098	no strict 'refs';
…		…
2788	# the server's init and main functions	3174	# the server's init and main functions
2789		3175
2790	sub load_facedata($) {	3176	sub load_facedata($) {
2791	my ($path) = @_;	3177	my ($path) = @_;
2792		3178
		3179	# HACK to clear player env face cache, we need some signal framework
		3180	# for this (global event?)
		3181	%ext::player_env::MUSIC_FACE_CACHE = ();
		3182
		3183	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3184
2793	warn "loading facedata from $path\n";	3185	warn "loading facedata from $path\n";
2794		3186
2795	my $facedata;	3187	my $facedata;
2796	0 < aio_load $path, $facedata	3188	0 < aio_load $path, $facedata
2797	or die "$path: $!";	3189	or die "$path: $!";
…		…
2799	$facedata = Coro::Storable::thaw $facedata;	3191	$facedata = Coro::Storable::thaw $facedata;
2800		3192
2801	$facedata->{version} == 2	3193	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3194	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3195
		3196	# patch in the exptable
		3197	$facedata->{resource}{"res/exp_table"} = {
		3198	type => FT_RSRC,
		3199	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3200	};
		3201	cf::cede_to_tick;
		3202
2804	{	3203	{
2805	my $faces = $facedata->{faceinfo};	3204	my $faces = $facedata->{faceinfo};
2806		3205
2807	while (my ($face, $info) = each %$faces) {	3206	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3208
2809	cf::face::set_visibility $idx, $info->{visibility};	3209	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3210	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2813		3213
2814	cf::cede_to_tick;	3214	cf::cede_to_tick;
2815	}	3215	}
2816		3216
2817	while (my ($face, $info) = each %$faces) {	3217	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3218	next unless $info->{smooth};
		3219
2819	my $idx = cf::face::find $face	3220	my $idx = cf::face::find $face
2820	or next;	3221	or next;
		3222
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3223	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3224	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3226	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3227	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2842		3244
2843	{	3245	{
2844	# TODO: for gcfclient pleasure, we should give resources	3246	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.	3247	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3248	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3249
2849	while (my ($name, $info) = each %$res) {	3250	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3251	if (defined $info->{type}) {
2851	name => $name,
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3253	my $data;
2857		3254
2858	if ($name =~ /\.jpg$/) {	3255	if ($info->{type} & 1) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3256	# prepend meta info
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3257
		3258	my $meta = $enc->encode ({
		3259	name => $name,
		3260	%{ $info->{meta} || {} },
		3261	});
		3262
		3263	$data = pack "(w/a*)*", $meta, $info->{data};
		3264	} else {
		3265	$data = $info->{data};
		3266	}
		3267
		3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3269	cf::face::set_type $idx, $info->{type};
2861	} else {	3270	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3271	$RESOURCE{$name} = $info;
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3272	}
2868		3273
2869	cf::cede_to_tick;	3274	cf::cede_to_tick;
2870	}	3275	}
2871	}	3276	}
2872		3277
		3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3279
2873	1	3280	1
2874	}	3281	}
2875		3282
		3283	cf::global->attach (on_resource_update => sub {
		3284	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3285	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3286
		3287	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3288	my $sound = $soundconf->{compat}[$_]
		3289	or next;
		3290
		3291	my $face = cf::face::find "sound/$sound->[1]";
		3292	cf::sound::set $sound->[0] => $face;
		3293	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3294	}
		3295
		3296	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3297	my $face = cf::face::find "sound/$v";
		3298	cf::sound::set $k => $face;
		3299	}
		3300	}
		3301	});
		3302
		3303	register_exticmd fx_want => sub {
		3304	my ($ns, $want) = @_;
		3305
		3306	while (my ($k, $v) = each %$want) {
		3307	$ns->fx_want ($k, $v);
		3308	}
		3309	};
		3310
2876	sub reload_regions {	3311	sub reload_regions {
		3312	# HACK to clear player env face cache, we need some signal framework
		3313	# for this (global event?)
		3314	%ext::player_env::MUSIC_FACE_CACHE = ();
		3315
2877	load_resource_file "$MAPDIR/regions"	3316	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3317	or die "unable to load regions file\n";
2879		3318
2880	for (cf::region::list) {	3319	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3320	$_->{match} = qr/$_->{match}/
…		…
2917		3356
2918	sub init {	3357	sub init {
2919	reload_resources;	3358	reload_resources;
2920	}	3359	}
2921		3360
2922	sub cfg_load {	3361	sub reload_config {
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3362	open my $fh, "<:utf8", "$CONFDIR/config"
2924	or return;	3363	or return;
2925		3364
2926	local $/;	3365	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;	3366	*CFG = YAML::Load <$fh>;
2928		3367
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2930		3369
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2943	sub main {	3382	sub main {
2944	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3386	(async {
2948	Event::one_event;	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3388	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
2950	};	3390	};
2951		3391
2952	cfg_load;	3392	reload_config;
2953	db_init;	3393	db_init;
2954	load_extensions;	3394	load_extensions;
2955		3395
2956	$TICK_WATCHER->start;	3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3397	evthread_start IO::AIO::poll_fileno;
2957	Event::loop;	3398	EV::loop;
2958	}	3399	}
2959		3400
2960	#############################################################################	3401	#############################################################################
2961	# initialisation and cleanup	3402	# initialisation and cleanup
2962		3403
2963	# install some emergency cleanup handlers	3404	# install some emergency cleanup handlers
2964	BEGIN {	3405	BEGIN {
		3406	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3407	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3409	cf::cleanup "SIG$signal";
2973	},
2974	);	3410	};
2975	}	3411	}
2976	}	3412	}
2977		3413
2978	sub write_runtime {	3414	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";	3415	my $runtime = "$LOCALDIR/runtime";
2980		3416
2981	# first touch the runtime file to show we are still running:	3417	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3418	# the fsync below can take a very very long time.
2983		3419
…		…
3009	and return;	3445	and return;
3010		3446
3011	warn "runtime file written.\n";	3447	warn "runtime file written.\n";
3012		3448
3013	1	3449	1
		3450	}
		3451
		3452	our $uuid_lock;
		3453	our $uuid_skip;
		3454
		3455	sub write_uuid_sync($) {
		3456	$uuid_skip ||= $_[0];
		3457
		3458	return if $uuid_lock;
		3459	local $uuid_lock = 1;
		3460
		3461	my $uuid = "$LOCALDIR/uuid";
		3462
		3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3464	or return;
		3465
		3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3467	$uuid_skip = 0;
		3468
		3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3470	and return;
		3471
		3472	# always fsync - this file is important
		3473	aio_fsync $fh
		3474	and return;
		3475
		3476	close $fh
		3477	or return;
		3478
		3479	aio_rename "$uuid~", $uuid
		3480	and return;
		3481
		3482	warn "uuid file written ($value).\n";
		3483
		3484	1
		3485
		3486	}
		3487
		3488	sub write_uuid($$) {
		3489	my ($skip, $sync) = @_;
		3490
		3491	$sync ? write_uuid_sync $skip
		3492	: async { write_uuid_sync $skip };
3014	}	3493	}
3015		3494
3016	sub emergency_save() {	3495	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3496	my $freeze_guard = cf::freeze_mainloop;
3018		3497
…		…
3024	# and maps saved/destroyed asynchronously.	3503	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3504	warn "begin emergency player save\n";
3026	for my $login (keys %cf::PLAYER) {	3505	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3506	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3507	$pl->valid or next;
		3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3509	$pl->save;
3030	}	3510	}
3031	warn "end emergency player save\n";	3511	warn "end emergency player save\n";
3032		3512
3033	warn "begin emergency map save\n";	3513	warn "begin emergency map save\n";
…		…
3039	warn "end emergency map save\n";	3519	warn "end emergency map save\n";
3040		3520
3041	warn "begin emergency database checkpoint\n";	3521	warn "begin emergency database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3522	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3523	warn "end emergency database checkpoint\n";
		3524
		3525	warn "begin write uuid\n";
		3526	write_uuid_sync 1;
		3527	warn "end write uuid\n";
3044	};	3528	};
3045		3529
3046	warn "leave emergency perl save\n";	3530	warn "leave emergency perl save\n";
3047	}	3531	}
3048		3532
…		…
3063	warn "reloading...";	3547	warn "reloading...";
3064		3548
3065	warn "entering sync_job";	3549	warn "entering sync_job";
3066		3550
3067	cf::sync_job {	3551	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
3069	cf::emergency_save;	3553	cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark	3554	cf::write_runtime_sync; # external watchdog should not bark
3071		3555
3072	warn "syncing database to disk";	3556	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;	3557	BDB::db_env_txn_checkpoint $DB_ENV;
3074		3558
3075	# if anything goes wrong in here, we should simply crash as we already saved	3559	# if anything goes wrong in here, we should simply crash as we already saved
3076
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081		3560
3082	warn "flushing outstanding aio requests";	3561	warn "flushing outstanding aio requests";
3083	for (;;) {	3562	for (;;) {
3084	BDB::flush;	3563	BDB::flush;
3085	IO::AIO::flush;	3564	IO::AIO::flush;
3086	Coro::cede;	3565	Coro::cede_notself;
3087	last unless IO::AIO::nreqs || BDB::nreqs;	3566	last unless IO::AIO::nreqs || BDB::nreqs;
3088	warn "iterate...";	3567	warn "iterate...";
3089	}	3568	}
3090		3569
3091	++$RELOAD;	3570	++$RELOAD;
…		…
3150	warn "reloading cf.pm";	3629	warn "reloading cf.pm";
3151	require cf;	3630	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3153		3632
3154	warn "loading config and database again";	3633	warn "loading config and database again";
3155	cf::cfg_load;	3634	cf::reload_config;
3156		3635
3157	warn "loading extensions";	3636	warn "loading extensions";
3158	cf::load_extensions;	3637	cf::load_extensions;
3159		3638
3160	warn "reattaching attachments to objects/players";	3639	warn "reattaching attachments to objects/players";
…		…
3167	warn "leaving sync_job";	3646	warn "leaving sync_job";
3168		3647
3169	1	3648	1
3170	} or do {	3649	} or do {
3171	warn $@;	3650	warn $@;
3172	warn "error while reloading, exiting.";	3651	cf::cleanup "error while reloading, exiting.";
3173	exit 1;
3174	};	3652	};
3175		3653
3176	warn "reloaded";	3654	warn "reloaded";
3177	};	3655	};
3178		3656
…		…
3180		3658
3181	sub reload_perl() {	3659	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	3660	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	3661	# coro crashes during coro_state_free->destroy here.
3184		3662
3185	$RELOAD_WATCHER ||= Event->timer (	3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3186	reentrant => 0,
3187	after => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => sub {
3190	do_reload_perl;	3664	do_reload_perl;
3191	undef $RELOAD_WATCHER;	3665	undef $RELOAD_WATCHER;
3192	},
3193	);	3666	};
3194	}	3667	}
3195		3668
3196	register_command "reload" => sub {	3669	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	3670	my ($who, $arg) = @_;
3198		3671
3199	if ($who->flag (FLAG_WIZ)) {	3672	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	3673	$who->message ("reloading server.");
		3674	async {
		3675	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	3676	reload_perl;
		3677	};
3202	}	3678	}
3203	};	3679	};
3204		3680
3205	unshift @INC, $LIBDIR;	3681	unshift @INC, $LIBDIR;
3206		3682
…		…
3208		3684
3209	our @WAIT_FOR_TICK;	3685	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;	3686	our @WAIT_FOR_TICK_BEGIN;
3211		3687
3212	sub wait_for_tick {	3688	sub wait_for_tick {
3213	return unless $TICK_WATCHER->is_active;	3689	return if tick_inhibit;
3214	return if $Coro::current == $Coro::main;	3690	return if $Coro::current == $Coro::main;
3215		3691
3216	my $signal = new Coro::Signal;	3692	my $signal = new Coro::Signal;
3217	push @WAIT_FOR_TICK, $signal;	3693	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;	3694	$signal->wait;
3219	}	3695	}
3220		3696
3221	sub wait_for_tick_begin {	3697	sub wait_for_tick_begin {
3222	return unless $TICK_WATCHER->is_active;	3698	return if tick_inhibit;
3223	return if $Coro::current == $Coro::main;	3699	return if $Coro::current == $Coro::main;
3224		3700
3225	my $signal = new Coro::Signal;	3701	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	3702	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	3703	$signal->wait;
3228	}	3704	}
3229		3705
3230	my $min = 1e6;#d#	3706	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	3707	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3708	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	3709	unless ++$bug_warning > 10;
3242	return;	3710	return;
3243	}	3711	}
3244		3712
3245	$NOW = $tick_start = Event::time;
3246
3247	cf::server_tick; # one server iteration	3713	cf::server_tick; # one server iteration
3248		3714
3249	0 && sync_job {#d#	3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	3717	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3718	$Coro::current->{desc} = "runtime saver";
3253	or die;	3719	write_runtime_sync
3254		3720	or warn "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	3721	};
		3722	}
3271		3723
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	3725	$sig->send;
3288	}	3726	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	3727	while (my $sig = shift @WAIT_FOR_TICK) {
3290	$sig->send;	3728	$sig->send;
3291	}	3729	}
3292		3730
3293	$NOW = Event::time;	3731	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3732	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		3733
3304	_post_tick;	3734	if (0) {
3305		3735	if ($NEXT_TICK) {
3306		3736	my $jitter = $TICK_START - $NEXT_TICK;
		3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3738	warn "jitter $JITTER\n";#d#
		3739	}
3307	},	3740	}
3308	);	3741	}
3309		3742
3310	{	3743	{
3311	BDB::max_poll_time $TICK * 0.1;	3744	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	3745
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	3746	BDB::min_parallel 8;
3321		3747	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	3748	$Coro::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		3749
3337	unless ($DB_ENV) {	3750	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	3751	$DB_ENV = BDB::db_env_create;
		3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3753	| BDB::LOG_AUTOREMOVE, 1);
		3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		3756
3340	cf::sync_job {	3757	cf::sync_job {
3341	eval {	3758	eval {
3342	BDB::db_env_open	3759	BDB::db_env_open
3343	$DB_ENV,	3760	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3762	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3763	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	3764	0666;
3348		3765
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3766	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	3767	};
3354		3768
3355	cf::cleanup "db_env_open(db): $@" if $@;	3769	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	3770	};
3357	}	3771	}
		3772
		3773	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3774	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3775	};
		3776	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3777	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3778	};
		3779	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3780	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3781	};
3358	}	3782	}
3359		3783
3360	{	3784	{
		3785	# configure IO::AIO
		3786
3361	IO::AIO::min_parallel 8;	3787	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	3788	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	3789	$Coro::AIO::WATCHER->priority (1);
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	3790	}
3374		3791
3375	my $_log_backtrace;	3792	my $_log_backtrace;
3376		3793
3377	sub _log_backtrace {	3794	sub _log_backtrace {
…		…
3381		3798
3382	# limit the # of concurrent backtraces	3799	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	3800	if ($_log_backtrace < 2) {
3384	++$_log_backtrace;	3801	++$_log_backtrace;
3385	async {	3802	async {
		3803	$Coro::current->{desc} = "abt $msg";
		3804
3386	my @bt = fork_call {	3805	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	3806	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3807	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3808	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	3809	or die "addr2line: $!";

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