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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.321 by root, Thu Jul 26 21:44:43 2007 UTC vs.
Revision 1.431 by elmex, Sun May 4 19:27:27 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;	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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
325	}	383	}
326		384
327	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
328		386
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
342		400
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
345	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
346		406
347	while () {	407	while () {
348	next_job:	408	next_job:
349	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
357	}	417	}
358	}	418	}
359	}	419	}
360		420
361	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	424	$signal->wait;
365	} else {	425	} else {
366	Coro::schedule;	426	Coro::schedule;
367	}	427	}
368	}	428	}
369	};	429	};
370		430
371	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
372	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
373		435
374	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
376		438
…		…
390		452
391	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
392		454
393	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
394		456
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	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	458	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	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	460	acceptable.
399		461
400	If it must be done, put the blocking parts into C<sync_job>. This will run	462	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	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		468
407	sub sync_job(&) {	469	sub sync_job(&) {
408	my ($job) = @_;	470	my ($job) = @_;
409		471
410	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	473	my $time = EV::time;
412		474
413	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
415		477
416	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	479
418	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
419		481
420	my $busy = 1;	482	my $busy = 1;
421	my @res;	483	my @res;
422		484
423	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	487	@res = eval { $job->() };
425	warn $@ if $@;	488	warn $@ if $@;
426	undef $busy;	489	undef $busy;
427	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
428		491
429	while ($busy) {	492	while ($busy) {
430	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
431	}	497	}
		498	}
432		499
433	$time = Event::time - $time;	500	my $time = EV::time - $time;
434		501
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	502	$TICK_START += $time; # do not account sync jobs to server load
439		503
440	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
441	} else {	505	} else {
442	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
443		507
…		…
468	=item fork_call { }, $args	532	=item fork_call { }, $args
469		533
470	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
474		538
475	=cut	539	=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		540
486	sub fork_call(&@) {	541	sub fork_call(&@) {
487	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
488		543
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		547
494	if (my $pid = fork) {	548	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;	549	reset_signals;
508	local $SIG{__WARN__};	550	&$cb
509	local $SIG{__DIE__};	551	}, @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		552
516	eval {	553	wantarray ? @res : $res[-1]
517	close $fh1;	554	}
518		555
519	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
520		557
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
522	close $fh2;
523	};
524		559
525	warn $@ if $@;	560	our %coin_alias = (
526	_exit 0;	561	"silver" => "silvercoin",
527	}	562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
528	}	581	}
529		582
530	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
531		584
532	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
535		588
536	Stores the given C<$value> in the family. It can currently store binary	589	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).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
539	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
540		615
541	our $DB;	616	our $DB;
542		617
543	sub db_init {	618	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	619	cf::sync_job {
548	eval {	620	$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	}	621	};
558	}	622	}
559		623
560	sub db_get($$) {	624	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
562		626
…		…
612	if (1) {	676	if (1) {
613	$md5 =	677	$md5 =
614	join "\x00",	678	join "\x00",
615	$processversion,	679	$processversion,
616	map {	680	map {
617	Coro::cede;	681	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	683	} 0.. $#$src;
620		684
621		685
622	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
668		732
669	In the following description, CLASS can be any of C<global>, C<object>	733	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	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	735	Deliantra).
672		736
673	=over 4	737	=over 4
674		738
675	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
676		740
…		…
958	}	1022	}
959		1023
960	0	1024	0
961	}	1025	}
962		1026
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1028
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1030
967	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
968		1032
…		…
974		1038
975	=cut	1039	=cut
976		1040
977	#############################################################################	1041	#############################################################################
978	# object support	1042	# object support
979	#
980		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
981	sub _can_merge {	1077	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
983		1079
984	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1081
988	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
989	}	1084	}
990		1085
991	sub reattach {	1086	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
1015	cf::attachable->attach (	1110	cf::attachable->attach (
1016	prio => -1000000,	1111	prio => -1000000,
1017	on_instantiate => sub {	1112	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
1019		1114
1020	$data = from_json $data;	1115	$data = decode_json $data;
1021		1116
1022	for (@$data) {	1117	for (@$data) {
1023	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
1024		1119
1025	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1136	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1043		1138
1044	sync_job {	1139	sync_job {
1045	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
1048		1144
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1149	aio_close $fh;
1054		1150
1055	if (@$objs) {	1151	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1157	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1159	}
1064	} else {	1160	} else {
1065	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1066	}	1162	}
…		…
1071	}	1167	}
1072	} else {	1168	} else {
1073	aio_unlink $filename;	1169	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1075	}	1171	}
1076	}	1172	};
1077	}	1173	}
1078		1174
1079	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1081		1177
…		…
1093	or return;	1189	or return;
1094		1190
1095	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1193	or return;
		1194
1098	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1099	}	1197	}
1100		1198
		1199	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1103	return ($data, $av);	1203	($data, $av)
1104	}	1204	}
1105		1205
1106	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1107		1207
1108	=over 4	1208	=over 4
…		…
1186	my ($type, $reply, @payload) =	1286	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1287	"ARRAY" eq ref $msg
1188	? @$msg	1288	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1290
		1291	my @reply;
		1292
1191	if (my $cb = $EXTCMD{$type}) {	1293	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1294	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1197	} else {	1300	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1302	}
1200		1303
1201	cf::override;	1304	cf::override;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1256		1359
1257	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1361	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1363	}
1262		1364
1263	warn $msg;	1365	warn $msg;
1264	}	1366	}
1265		1367
…		…
1290	use Coro::AIO;	1392	use Coro::AIO;
1291		1393
1292	=head3 cf::player	1394	=head3 cf::player
1293		1395
1294	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1295		1411
1296	=item cf::player::find $login	1412	=item cf::player::find $login
1297		1413
1298	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1299		1415
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1455
1340	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1343	}	1465	}
1344	}	1466	}
1345	}	1467	}
1346		1468
…		…
1355	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1356		1478
1357	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1359		1481
		1482	cf::get_slot 0.01;
		1483
1360	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1361	Coro::cede;	1485	cf::cede_to_tick;
1362	}	1486	}
1363		1487
1364	sub new($) {	1488	sub new($) {
1365	my ($login) = @_;	1489	my ($login) = @_;
1366		1490
…		…
1370	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1371		1495
1372	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1373		1497
1374	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1375	}	1509	}
1376		1510
1377	=item $pl->quit_character	1511	=item $pl->quit_character
1378		1512
1379	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1434	or return [];	1568	or return [];
1435		1569
1436	my @logins;	1570	my @logins;
1437		1571
1438	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1442		1582
1443	utf8::decode $login;	1583	utf8::decode $login;
1444	push @logins, $login;	1584	push @logins, $login;
1445	}	1585	}
1446		1586
…		…
1479		1619
1480	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1481		1621
1482	=cut	1622	=cut
1483		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1484	sub expand_cfpod {	1635	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1486		1637
1487	# escape & and <	1638	my $xml;
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490		1639
1491	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1492		1643
1493	1 while	1644	$group =~ s/&/&amp;/g;
1494	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1495	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1498	# replace G<male|female> tags	1649	([BCGHITU])
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1500	$self->gender ? $2 : $1	1651	(?:
1501	}ge	1652	([^<>]*) (?{ $group = $^N })
1502	# replace H<hint text>	1653	| < $interior >
1503	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1504	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1677	"")
1508	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1510		1689
		1690	for ($xml) {
1511	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1513		1693
1514	# compress some whitespace	1694	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1519		1700
1520	$_	1701	$xml
1521	}	1702	}
		1703
		1704	no re 'eval';
1522		1705
1523	sub hintmode {	1706	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1708	$_[0]{hintmode}
1526	}	1709	}
…		…
1532	=cut	1715	=cut
1533		1716
1534	sub ext_reply($$@) {	1717	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1718	my ($self, $id, @msg) = @_;
1536		1719
1537	if ($self->ns->extcmd == 2) {	1720	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1721	}
1545		1722
1546	=item $player->ext_msg ($type, @msg)	1723	=item $player->ext_msg ($type, @msg)
1547		1724
1548	Sends an ext event to the client.	1725	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1606		1783
1607	sub generate_random_map {	1784	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1609	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1790	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1915
1736	# the temporary/swap location	1916	# the temporary/swap location
1737	sub save_path {	1917	sub save_path {
1738	my ($self) = @_;	1918	my ($self) = @_;
1739		1919
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1742	}	1922	}
1743		1923
1744	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1745	sub uniq_path {	1925	sub uniq_path {
1746	my ($self) = @_;	1926	my ($self) = @_;
1747		1927
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1750	}	1930	}
1751		1931
1752	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1753	# all maps in C++...	1933	# all maps in C++...
…		…
1776		1956
1777	sub load_header_from($) {	1957	sub load_header_from($) {
1778	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1779		1959
1780	utf8::encode $path;	1960	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1786		1969
1787	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1788		1971
1789	1	1972	1
1790	}	1973	}
…		…
1844	sub find {	2027	sub find {
1845	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1846		2029
1847	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1848		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1850		2034
1851	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
		2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1852	my $guard = cf::lock_acquire "map_find:$path";	2037	my $guard2 = cf::lock_acquire "map_find:$path";
		2038
1853	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1854	or return;	2040	or return;
1855		2041
1856	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1857		2043
…		…
1859	or return;	2045	or return;
1860		2046
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1864	$map->reset;	2052	$map->reset;
1865	undef $guard;
1866	return find $path;	2053	return find $path;
1867	}	2054	}
1868		2055
1869	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1870	}	2057	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1880		2067
1881	my $path = $self->{path};	2068	my $path = $self->{path};
1882		2069
1883	{	2070	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1885		2072
		2073	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2075
1888	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1889		2077
1890	$self->alloc;	2078	$self->alloc;
1891		2079
1892	$self->pre_load;	2080	$self->pre_load;
1893	Coro::cede;	2081	cf::cede_to_tick;
1894		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1896	or return;	2086	or return;
1897		2087
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1899	if delete $self->{load_original};	2089	if delete $self->{load_original};
1900		2090
1901	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2092	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2095	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1906	}	2099	}
1907	}	2100	}
1908		2101
1909	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1910	# now do the right thing for maps	2105	# now do the right thing for maps
1911	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2108	unless $self->difficulty;
1914	Coro::cede;	2109	cf::cede_to_tick;
1915		2110
1916	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2112	$self->decay_objects;
1918	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1919	$self->update_buttons;	2114	$self->update_buttons;
1920	Coro::cede;	2115	cf::cede_to_tick;
1921	$self->set_darkness_map;	2116	$self->set_darkness_map;
1922	Coro::cede;	2117	cf::cede_to_tick;
1923	$self->activate;	2118	$self->activate;
1924	}	2119	}
1925		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2125	}
1928		2126
1929	$self->post_load;	2127	$self->post_load;
1930	}	2128	}
1931		2129
…		…
1940		2138
1941	$self	2139	$self
1942	}	2140	}
1943		2141
1944	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2143	sub load_neighbours {
1946	my ($map) = @_;	2144	my ($map) = @_;
1947		2145
1948	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1949		2147
1950	for (0 .. 3) {	2148	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1952	or next;	2150	or next;
1953	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1954	or next;	2152	or next;
1955	$neigh->load;	2153	$neigh->load;
1956		2154
		2155	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2158	}
1960		2159
1961	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1963	or next;	2163	or next;
1964	$neigh->load;	2164	$neigh->load;
1965	}	2165	}
1966	}	2166	}
1967		2167
…		…
1972	}	2172	}
1973		2173
1974	sub do_load_sync {	2174	sub do_load_sync {
1975	my ($map) = @_;	2175	my ($map) = @_;
1976		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1977	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1978	}	2181	}
1979		2182
1980	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1982		2185
1983	sub find_async {	2186	sub find_async {
1984	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1985		2188
1986	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1987		2190
1988	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2193	}
1991		2194
1992	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1993	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1994	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2202	if (my $map = find $k) {
1997	$map->load;	2203	$map->load if $v;
1998	}	2204	}
1999		2205
2000	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
2001	}	2207	}
2002	}	2208	}
2003	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
2004	};	2210	};
2005	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
2008	}	2214	}
2009		2215
2010	sub save {	2216	sub save {
2011	my ($self) = @_;	2217	my ($self) = @_;
2012		2218
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2014		2220
2015	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2016		2222
2017	return unless $self->dirty;	2223	return unless $self->dirty;
2018		2224
…		…
2024	return if $self->{deny_save};	2230	return if $self->{deny_save};
2025		2231
2026	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2027		2233
2028	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2030	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2031		2240
2032	if ($uniq) {	2241	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2244	} else {
…		…
2041	my ($self) = @_;	2250	my ($self) = @_;
2042		2251
2043	# save first because save cedes	2252	# save first because save cedes
2044	$self->save;	2253	$self->save;
2045		2254
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2256
2048	return if $self->players;	2257	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2050	return if $self->{deny_save};	2259	return if $self->{deny_save};
2051		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
2052	$self->clear;	2265	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2266	}
2055		2267
2056	sub reset_at {	2268	sub reset_at {
2057	my ($self) = @_;	2269	my ($self) = @_;
2058		2270
…		…
2090	if $uniq;	2302	if $uniq;
2091	}	2303	}
2092		2304
2093	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2094		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2309	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2310
2099	$self->unlink_save;	2311	$self->unlink_save;
2100	$self->destroy;	2312	$self->destroy;
2101	}	2313	}
2102		2314
2103	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2104		2316
2105	sub nuke {	2317	sub nuke {
2106	my ($self) = @_;	2318	my ($self) = @_;
2107		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2108	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2109		2324
2110	$self->unlink_save;	2325	$self->unlink_save;
2111		2326
2112	bless $self, "cf::map";	2327	bless $self, "cf::map";
2113	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2332
2118	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2119		2335
2120	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2121	}	2337	}
2122		2338
2123	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2165		2381
2166	sub unique_maps() {	2382	sub unique_maps() {
2167	[	2383	[
2168	map {	2384	map {
2169	utf8::decode $_;	2385	utf8::decode $_;
2170	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2171	? normalise $_	2389	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2391	]
2175	}	2392	}
2176		2393
2177	package cf;
2178
2179	=back	2394	=back
2180		2395
2181	=head3 cf::object	2396	=head3 cf::object
2182		2397
2183	=cut	2398	=cut
…		…
2186		2401
2187	=over 4	2402	=over 4
2188		2403
2189	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2190		2405
2191	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2192		2408
2193	=cut	2409	=cut
2194		2410
2195	sub inv_recursive_;	2411	sub inv_recursive_;
2196	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2199		2415
2200	sub inv_recursive {	2416	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2202	}	2418	}
2203		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2204	package cf;	2448	package cf;
2205		2449
2206	=back	2450	=back
2207		2451
2208	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2217		2461
2218	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2219		2477
2220	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2479	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2495
2238	} else {	2496	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2499	}
2242	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2243	}	2511	}
2244		2512
2245	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2246		2514
2247	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2326	# use -1 or undef as default coordinates, not 0, 0	2594	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2595	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2596	if $x <=0 && $y <= 0;
2329		2597
2330	$map->load;	2598	$map->load;
2331	$map->load_diag;	2599	$map->load_neighbours;
2332		2600
2333	return unless $self->contr->active;	2601	return unless $self->contr->active;
2334	$self->activate_recursive;	2602	$self->activate_recursive;
2335		2603
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2625
2358	$self->enter_link;	2626	$self->enter_link;
2359		2627
2360	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2361	my $map = eval {	2650	my $map = eval {
2362	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2363		2652
2364	if ($map) {	2653	if ($map) {
2365	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2367	} else {	2656	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2658	}
2370		2659
2371	$map	2660	$map
2372	};	2661	};
2373		2662
…		…
2409	}	2698	}
2410		2699
2411	sub prepare_random_map {	2700	sub prepare_random_map {
2412	my ($exit) = @_;	2701	my ($exit) = @_;
2413		2702
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2703	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2704	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2705	# that depends on the exit object
2419		2706
2420	my $rmp = parse_random_map_params $exit->msg;	2707	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2709	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2710	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2711	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2712	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2713	$rmp->{origin_y} = $exit->y;
		2714
		2715	$exit->map->touch;
2427	}	2716	}
2428		2717
2429	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2430		2719
2431	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2434		2723
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2726	undef $fh;
2438	aio_rename "$meta~", $meta;	2727	aio_rename "$meta~", $meta;
2439		2728
		2729	my $slaying = "?random/$md5";
		2730
		2731	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2732	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2733	$exit->msg (undef);
		2734	}
2442	}	2735	}
2443	}	2736	}
2444		2737
2445	sub cf::object::player::enter_exit {	2738	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2739	my ($self, $exit) = @_;
2447		2740
2448	return unless $self->type == cf::PLAYER;	2741	return unless $self->type == cf::PLAYER;
2449		2742
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2743	$self->enter_link;
2462		2744
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2745	(async {
2468	$self->deactivate_recursive; # just to be sure	2746	$Coro::current->{desc} = "enter_exit";
		2747
2469	unless (eval {	2748	unless (eval {
		2749	$self->deactivate_recursive; # just to be sure
		2750
		2751	# random map handling
		2752	{
		2753	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2754
		2755	prepare_random_map $exit
		2756	if $exit->slaying eq "/!";
		2757	}
		2758
		2759	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2760	my $x = $exit->stats->hp;
		2761	my $y = $exit->stats->sp;
		2762
2470	$self->goto ($slaying, $hp, $sp);	2763	$self->goto ($map, $x, $y);
2471		2764
		2765	# if exit is damned, update players death & WoR home-position
		2766	$self->contr->savebed ($map, $x, $y)
		2767	if $exit->flag (cf::FLAG_DAMNED);
		2768
2472	1;	2769	1
2473	}) {	2770	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2771	$self->message ("Something went wrong deep within the crossfire server. "
2475	. "I'll try to bring you back to the map you were before. "	2772	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2773	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2774	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2804	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2805	the message unless the client supports the msg packet.
2509		2806
2510	=cut	2807	=cut
2511		2808
		2809	# non-persistent channels (usually the info channel)
		2810	our %CHANNEL = (
		2811	"c/identify" => {
		2812	id => "infobox",
		2813	title => "Identify",
		2814	reply => undef,
		2815	tooltip => "Items recently identified",
		2816	},
		2817	"c/examine" => {
		2818	id => "infobox",
		2819	title => "Examine",
		2820	reply => undef,
		2821	tooltip => "Signs and other items you examined",
		2822	},
		2823	"c/book" => {
		2824	id => "infobox",
		2825	title => "Book",
		2826	reply => undef,
		2827	tooltip => "The contents of a note or book",
		2828	},
		2829	"c/lookat" => {
		2830	id => "infobox",
		2831	title => "Look",
		2832	reply => undef,
		2833	tooltip => "What you saw there",
		2834	},
		2835	"c/who" => {
		2836	id => "infobox",
		2837	title => "Players",
		2838	reply => undef,
		2839	tooltip => "Shows players who are currently online",
		2840	},
		2841	"c/body" => {
		2842	id => "infobox",
		2843	title => "Body Parts",
		2844	reply => undef,
		2845	tooltip => "Shows which body parts you posess and are available",
		2846	},
		2847	"c/uptime" => {
		2848	id => "infobox",
		2849	title => "Uptime",
		2850	reply => undef,
		2851	tooltip => "How long the server has been running since last restart",
		2852	},
		2853	"c/mapinfo" => {
		2854	id => "infobox",
		2855	title => "Map Info",
		2856	reply => undef,
		2857	tooltip => "Information related to the maps",
		2858	},
		2859	"c/party" => {
		2860	id => "party",
		2861	title => "Party",
		2862	reply => "gsay ",
		2863	tooltip => "Messages and chat related to your party",
		2864	},
		2865	);
		2866
2512	sub cf::client::send_msg {	2867	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	2868	my ($self, $channel, $msg, $color, @extra) = @_;
2514		2869
2515	$msg = $self->pl->expand_cfpod ($msg);	2870	$msg = $self->pl->expand_cfpod ($msg);
2516		2871
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		2873
		2874	# check predefined channels, for the benefit of C
		2875	if ($CHANNEL{$channel}) {
		2876	$channel = $CHANNEL{$channel};
		2877
		2878	$self->ext_msg (channel_info => $channel)
		2879	if $self->can_msg;
		2880
		2881	$channel = $channel->{id};
		2882
2519	if (ref $channel) {	2883	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	2884	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	2885	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	2886	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	2887	$self->ext_msg (channel_info => $channel)
		2888	if $self->can_msg;
2524	}	2889	}
2525		2890
2526	$channel = $channel->{id};	2891	$channel = $channel->{id};
2527	}	2892	}
2528		2893
2529	return unless @extra || length $msg;	2894	return unless @extra || length $msg;
2530		2895
2531	if ($self->can_msg) {	2896	if ($self->can_msg) {
		2897	# default colour, mask it out
		2898	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2899	if $color & cf::NDI_DEF;
		2900
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2901	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2533	} else {	2903	} else {
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543
2544	if ($color >= 0) {	2904	if ($color >= 0) {
		2905	# replace some tags by gcfclient-compatible ones
		2906	for ($msg) {
		2907	1 while
		2908	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2909	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2910	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2911	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2912	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2913	}
		2914
		2915	$color &= cf::NDI_COLOR_MASK;
		2916
		2917	utf8::encode $msg;
		2918
2545	if (0 && $msg =~ /\[/) {	2919	if (0 && $msg =~ /\[/) {
		2920	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	2921	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {	2922	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2923	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")	2924	$self->send_packet ("drawinfo $color $msg")
2550	}	2925	}
2551	}	2926	}
…		…
2559	=cut	2934	=cut
2560		2935
2561	sub cf::client::ext_msg($$@) {	2936	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	2937	my ($self, $type, @msg) = @_;
2563		2938
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	2939	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2940	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	2941	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	2942	push @msg, msgtype => "event_$type";
		2943	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2944	}
		2945	}
		2946
		2947	=item $client->ext_reply ($msgid, @msg)
		2948
		2949	Sends an ext reply to the client.
		2950
		2951	=cut
		2952
		2953	sub cf::client::ext_reply($$@) {
		2954	my ($self, $id, @msg) = @_;
		2955
		2956	if ($self->extcmd == 2) {
		2957	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2958	} elsif ($self->extcmd == 1) {
		2959	#TODO: version 1, remove
		2960	unshift @msg, msgtype => "reply", msgid => $id;
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2961	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	2962	}
2572	}	2963	}
2573		2964
2574	=item $success = $client->query ($flags, "text", \&cb)	2965	=item $success = $client->query ($flags, "text", \&cb)
…		…
2636	my ($type, $reply, @payload) =	3027	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	3028	"ARRAY" eq ref $msg
2638	? @$msg	3029	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3030	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3031
		3032	my @reply;
		3033
2641	if (my $cb = $EXTICMD{$type}) {	3034	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3035	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3036	}
		3037
		3038	$ns->ext_reply ($reply, @reply)
		3039	if $reply;
		3040
2647	} else {	3041	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3042	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3043	}
2650		3044
2651	cf::override;	3045	cf::override;
…		…
2698	our $safe = new Safe "safe";	3092	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3093	our $safe_hole = new Safe::Hole;
2700		3094
2701	$SIG{FPE} = 'IGNORE';	3095	$SIG{FPE} = 'IGNORE';
2702		3096
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3097	$safe->permit_only (Opcode::opset qw(
		3098	:base_core :base_mem :base_orig :base_math
		3099	grepstart grepwhile mapstart mapwhile
		3100	sort time
		3101	));
2704		3102
2705	# here we export the classes and methods available to script code	3103	# here we export the classes and methods available to script code
2706		3104
2707	=pod	3105	=pod
2708		3106
2709	The following functions and methods are available within a safe environment:	3107	The following functions and methods are available within a safe environment:
2710		3108
2711	cf::object	3109	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3110	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3111	insert remove name archname title slaying race decrease split
2714		3112
2715	cf::object::player	3113	cf::object::player
2716	player	3114	player
2717		3115
2718	cf::player	3116	cf::player
…		…
2723		3121
2724	=cut	3122	=cut
2725		3123
2726	for (	3124	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3125	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3126	insert remove inv nrof name archname title slaying race
		3127	decrease split destroy)],
2729	["cf::object::player" => qw(player)],	3128	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3129	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3130	["cf::map" => qw(trigger)],
2732	) {	3131	) {
2733	no strict 'refs';	3132	no strict 'refs';
…		…
2809	# the server's init and main functions	3208	# the server's init and main functions
2810		3209
2811	sub load_facedata($) {	3210	sub load_facedata($) {
2812	my ($path) = @_;	3211	my ($path) = @_;
2813		3212
		3213	# HACK to clear player env face cache, we need some signal framework
		3214	# for this (global event?)
		3215	%ext::player_env::MUSIC_FACE_CACHE = ();
		3216
		3217	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3218
2814	warn "loading facedata from $path\n";	3219	warn "loading facedata from $path\n";
2815		3220
2816	my $facedata;	3221	my $facedata;
2817	0 < aio_load $path, $facedata	3222	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3223	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3225	$facedata = Coro::Storable::thaw $facedata;
2821		3226
2822	$facedata->{version} == 2	3227	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3228	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3229
		3230	# patch in the exptable
		3231	$facedata->{resource}{"res/exp_table"} = {
		3232	type => FT_RSRC,
		3233	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3234	};
		3235	cf::cede_to_tick;
		3236
2825	{	3237	{
2826	my $faces = $facedata->{faceinfo};	3238	my $faces = $facedata->{faceinfo};
2827		3239
2828	while (my ($face, $info) = each %$faces) {	3240	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3241	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3242
2830	cf::face::set_visibility $idx, $info->{visibility};	3243	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3244	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3245	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3246	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3247
2835	cf::cede_to_tick;	3248	cf::cede_to_tick;
2836	}	3249	}
2837		3250
2838	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3252	next unless $info->{smooth};
		3253
2840	my $idx = cf::face::find $face	3254	my $idx = cf::face::find $face
2841	or next;	3255	or next;
		3256
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3257	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3258	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3259	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3260	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3261	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3278
2864	{	3279	{
2865	# TODO: for gcfclient pleasure, we should give resources	3280	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3281	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3282	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3283
2872	while (my ($name, $info) = each %$res) {	3284	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3285	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3286	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3287	my $data;
2879		3288
2880	if ($info->{type} & 1) {	3289	if ($info->{type} & 1) {
2881	# prepend meta info	3290	# prepend meta info
2882		3291
		3292	my $meta = $enc->encode ({
		3293	name => $name,
		3294	%{ $info->{meta} || {} },
		3295	});
		3296
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3297	$data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3298	} else {
		3299	$data = $info->{data};
		3300	}
2885		3301
2886	cf::face::set_data $idx, 0, $data, $chk;	3302	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3303	cf::face::set_type $idx, $info->{type};
2887	} else {	3304	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3305	$RESOURCE{$name} = $info;
2889	}	3306	}
2890		3307
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3308	cf::cede_to_tick;
2894	}	3309	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	warn "$sound->[0]: $face\n";#d#
2905
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	#TODO
2911	}
2912	}	3310	}
		3311
		3312	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2913		3313
2914	1	3314	1
2915	}	3315	}
		3316
		3317	cf::global->attach (on_resource_update => sub {
		3318	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3319	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3320
		3321	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3322	my $sound = $soundconf->{compat}[$_]
		3323	or next;
		3324
		3325	my $face = cf::face::find "sound/$sound->[1]";
		3326	cf::sound::set $sound->[0] => $face;
		3327	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3328	}
		3329
		3330	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3331	my $face = cf::face::find "sound/$v";
		3332	cf::sound::set $k => $face;
		3333	}
		3334	}
		3335	});
2916		3336
2917	register_exticmd fx_want => sub {	3337	register_exticmd fx_want => sub {
2918	my ($ns, $want) = @_;	3338	my ($ns, $want) = @_;
2919		3339
2920	while (my ($k, $v) = each %$want) {	3340	while (my ($k, $v) = each %$want) {
2921	$ns->fx_want ($k, $v);	3341	$ns->fx_want ($k, $v);
2922	}	3342	}
2923	};	3343	};
2924		3344
		3345	sub load_resource_file($) {
		3346	my $guard = lock_acquire "load_resource_file";
		3347
		3348	my $status = load_resource_file_ $_[0];
		3349	get_slot 0.1, 100;
		3350	cf::arch::commit_load;
		3351
		3352	$status
		3353	}
		3354
2925	sub reload_regions {	3355	sub reload_regions {
		3356	# HACK to clear player env face cache, we need some signal framework
		3357	# for this (global event?)
		3358	%ext::player_env::MUSIC_FACE_CACHE = ();
		3359
2926	load_resource_file "$MAPDIR/regions"	3360	load_resource_file "$MAPDIR/regions"
2927	or die "unable to load regions file\n";	3361	or die "unable to load regions file\n";
2928		3362
2929	for (cf::region::list) {	3363	for (cf::region::list) {
2930	$_->{match} = qr/$_->{match}/	3364	$_->{match} = qr/$_->{match}/
…		…
2938	}	3372	}
2939		3373
2940	sub reload_archetypes {	3374	sub reload_archetypes {
2941	load_resource_file "$DATADIR/archetypes"	3375	load_resource_file "$DATADIR/archetypes"
2942	or die "unable to load archetypes\n";	3376	or die "unable to load archetypes\n";
2943	#d# NEED to laod twice to resolve forward references
2944	# this really needs to be done in an extra post-pass
2945	# (which needs to be synchronous, so solve it differently)
2946	load_resource_file "$DATADIR/archetypes"
2947	or die "unable to load archetypes\n";
2948	}	3377	}
2949		3378
2950	sub reload_treasures {	3379	sub reload_treasures {
2951	load_resource_file "$DATADIR/treasures"	3380	load_resource_file "$DATADIR/treasures"
2952	or die "unable to load treasurelists\n";	3381	or die "unable to load treasurelists\n";
2953	}	3382	}
2954		3383
2955	sub reload_resources {	3384	sub reload_resources {
2956	warn "reloading resource files...\n";	3385	warn "reloading resource files...\n";
2957		3386
		3387	reload_facedata;
		3388	reload_archetypes;
2958	reload_regions;	3389	reload_regions;
2959	reload_facedata;
2960	#reload_archetypes;#d#
2961	reload_archetypes;
2962	reload_treasures;	3390	reload_treasures;
2963		3391
2964	warn "finished reloading resource files\n";	3392	warn "finished reloading resource files\n";
2965	}	3393	}
2966		3394
2967	sub init {	3395	sub init {
		3396	my $guard = freeze_mainloop;
		3397
2968	reload_resources;	3398	reload_resources;
2969	}	3399	}
2970		3400
2971	sub cfg_load {	3401	sub reload_config {
2972	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
2973	or return;	3403	or return;
2974		3404
2975	local $/;	3405	local $/;
2976	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::Load <$fh>;
2977		3407
2978	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2979		3409
2980	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2981	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2992	sub main {	3422	sub main {
2993	# we must not ever block the main coroutine	3423	# we must not ever block the main coroutine
2994	local $Coro::idle = sub {	3424	local $Coro::idle = sub {
2995	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3425	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2996	(async {	3426	(async {
2997	Event::one_event;	3427	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3428	EV::loop EV::LOOP_ONESHOT;
2998	})->prio (Coro::PRIO_MAX);	3429	})->prio (Coro::PRIO_MAX);
2999	};	3430	};
3000		3431
3001	cfg_load;	3432	{
		3433	my $guard = freeze_mainloop;
		3434	reload_config;
3002	db_init;	3435	db_init;
3003	load_extensions;	3436	load_extensions;
3004		3437
3005	$TICK_WATCHER->start;	3438	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3439	evthread_start IO::AIO::poll_fileno;
		3440	}
		3441
3006	Event::loop;	3442	EV::loop;
3007	}	3443	}
3008		3444
3009	#############################################################################	3445	#############################################################################
3010	# initialisation and cleanup	3446	# initialisation and cleanup
3011		3447
3012	# install some emergency cleanup handlers	3448	# install some emergency cleanup handlers
3013	BEGIN {	3449	BEGIN {
		3450	our %SIGWATCHER = ();
3014	for my $signal (qw(INT HUP TERM)) {	3451	for my $signal (qw(INT HUP TERM)) {
3015	Event->signal (	3452	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3016	reentrant => 0,
3017	data => WF_AUTOCANCEL,
3018	signal => $signal,
3019	prio => 0,
3020	cb => sub {
3021	cf::cleanup "SIG$signal";	3453	cf::cleanup "SIG$signal";
3022	},
3023	);	3454	};
3024	}	3455	}
3025	}	3456	}
3026		3457
3027	sub write_runtime {	3458	sub write_runtime_sync {
3028	my $runtime = "$LOCALDIR/runtime";	3459	my $runtime = "$LOCALDIR/runtime";
3029		3460
3030	# first touch the runtime file to show we are still running:	3461	# first touch the runtime file to show we are still running:
3031	# the fsync below can take a very very long time.	3462	# the fsync below can take a very very long time.
3032		3463
…		…
3058	and return;	3489	and return;
3059		3490
3060	warn "runtime file written.\n";	3491	warn "runtime file written.\n";
3061		3492
3062	1	3493	1
		3494	}
		3495
		3496	our $uuid_lock;
		3497	our $uuid_skip;
		3498
		3499	sub write_uuid_sync($) {
		3500	$uuid_skip ||= $_[0];
		3501
		3502	return if $uuid_lock;
		3503	local $uuid_lock = 1;
		3504
		3505	my $uuid = "$LOCALDIR/uuid";
		3506
		3507	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3508	or return;
		3509
		3510	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3063	}	3537	}
3064		3538
3065	sub emergency_save() {	3539	sub emergency_save() {
3066	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3067		3541
…		…
3073	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3074	warn "begin emergency player save\n";	3548	warn "begin emergency player save\n";
3075	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3076	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3077	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3078	$pl->save;	3553	$pl->save;
3079	}	3554	}
3080	warn "end emergency player save\n";	3555	warn "end emergency player save\n";
3081		3556
3082	warn "begin emergency map save\n";	3557	warn "begin emergency map save\n";
…		…
3088	warn "end emergency map save\n";	3563	warn "end emergency map save\n";
3089		3564
3090	warn "begin emergency database checkpoint\n";	3565	warn "begin emergency database checkpoint\n";
3091	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3092	warn "end emergency database checkpoint\n";	3567	warn "end emergency database checkpoint\n";
		3568
		3569	warn "begin write uuid\n";
		3570	write_uuid_sync 1;
		3571	warn "end write uuid\n";
3093	};	3572	};
3094		3573
3095	warn "leave emergency perl save\n";	3574	warn "leave emergency perl save\n";
3096	}	3575	}
3097		3576
…		…
3112	warn "reloading...";	3591	warn "reloading...";
3113		3592
3114	warn "entering sync_job";	3593	warn "entering sync_job";
3115		3594
3116	cf::sync_job {	3595	cf::sync_job {
3117	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3118	cf::emergency_save;	3597	cf::emergency_save;
3119	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3120		3599
3121	warn "syncing database to disk";	3600	warn "syncing database to disk";
3122	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3123		3602
3124	# if anything goes wrong in here, we should simply crash as we already saved	3603	# if anything goes wrong in here, we should simply crash as we already saved
3125
3126	warn "cancelling all WF_AUTOCANCEL watchers";
3127	for (Event::all_watchers) {
3128	$_->cancel if $_->data & WF_AUTOCANCEL;
3129	}
3130		3604
3131	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3132	for (;;) {	3606	for (;;) {
3133	BDB::flush;	3607	BDB::flush;
3134	IO::AIO::flush;	3608	IO::AIO::flush;
3135	Coro::cede;	3609	Coro::cede_notself;
3136	last unless IO::AIO::nreqs || BDB::nreqs;	3610	last unless IO::AIO::nreqs || BDB::nreqs;
3137	warn "iterate...";	3611	warn "iterate...";
3138	}	3612	}
3139		3613
3140	++$RELOAD;	3614	++$RELOAD;
…		…
3199	warn "reloading cf.pm";	3673	warn "reloading cf.pm";
3200	require cf;	3674	require cf;
3201	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3675	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3202		3676
3203	warn "loading config and database again";	3677	warn "loading config and database again";
3204	cf::cfg_load;	3678	cf::reload_config;
3205		3679
3206	warn "loading extensions";	3680	warn "loading extensions";
3207	cf::load_extensions;	3681	cf::load_extensions;
3208		3682
3209	warn "reattaching attachments to objects/players";	3683	warn "reattaching attachments to objects/players";
…		…
3216	warn "leaving sync_job";	3690	warn "leaving sync_job";
3217		3691
3218	1	3692	1
3219	} or do {	3693	} or do {
3220	warn $@;	3694	warn $@;
3221	warn "error while reloading, exiting.";	3695	cf::cleanup "error while reloading, exiting.";
3222	exit 1;
3223	};	3696	};
3224		3697
3225	warn "reloaded";	3698	warn "reloaded";
3226	};	3699	};
3227		3700
…		…
3229		3702
3230	sub reload_perl() {	3703	sub reload_perl() {
3231	# doing reload synchronously and two reloads happen back-to-back,	3704	# doing reload synchronously and two reloads happen back-to-back,
3232	# coro crashes during coro_state_free->destroy here.	3705	# coro crashes during coro_state_free->destroy here.
3233		3706
3234	$RELOAD_WATCHER ||= Event->timer (	3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3235	reentrant => 0,
3236	after => 0,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	do_reload_perl;	3708	do_reload_perl;
3240	undef $RELOAD_WATCHER;	3709	undef $RELOAD_WATCHER;
3241	},
3242	);	3710	};
3243	}	3711	}
3244		3712
3245	register_command "reload" => sub {	3713	register_command "reload" => sub {
3246	my ($who, $arg) = @_;	3714	my ($who, $arg) = @_;
3247		3715
3248	if ($who->flag (FLAG_WIZ)) {	3716	if ($who->flag (FLAG_WIZ)) {
3249	$who->message ("reloading server.");	3717	$who->message ("reloading server.");
		3718	async {
		3719	$Coro::current->{desc} = "perl_reload";
3250	async { reload_perl };	3720	reload_perl;
		3721	};
3251	}	3722	}
3252	};	3723	};
3253		3724
3254	unshift @INC, $LIBDIR;	3725	unshift @INC, $LIBDIR;
3255		3726
…		…
3257		3728
3258	our @WAIT_FOR_TICK;	3729	our @WAIT_FOR_TICK;
3259	our @WAIT_FOR_TICK_BEGIN;	3730	our @WAIT_FOR_TICK_BEGIN;
3260		3731
3261	sub wait_for_tick {	3732	sub wait_for_tick {
3262	return unless $TICK_WATCHER->is_active;
3263	return if $Coro::current == $Coro::main;	3733	return if tick_inhibit || $Coro::current == $Coro::main;
3264		3734
3265	my $signal = new Coro::Signal;	3735	my $signal = new Coro::Signal;
3266	push @WAIT_FOR_TICK, $signal;	3736	push @WAIT_FOR_TICK, $signal;
3267	$signal->wait;	3737	$signal->wait;
3268	}	3738	}
3269		3739
3270	sub wait_for_tick_begin {	3740	sub wait_for_tick_begin {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3741	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3742
3274	my $signal = new Coro::Signal;	3743	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK_BEGIN, $signal;	3744	push @WAIT_FOR_TICK_BEGIN, $signal;
3276	$signal->wait;	3745	$signal->wait;
3277	}	3746	}
3278		3747
3279	my $min = 1e6;#d#	3748	sub tick {
3280	my $avg = 10;
3281	$TICK_WATCHER = Event->timer (
3282	reentrant => 0,
3283	parked => 1,
3284	prio => 0,
3285	at => $NEXT_TICK || $TICK,
3286	data => WF_AUTOCANCEL,
3287	cb => sub {
3288	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3750	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3290	unless ++$bug_warning > 10;	3751	unless ++$bug_warning > 10;
3291	return;	3752	return;
3292	}	3753	}
3293		3754
3294	$NOW = $tick_start = Event::time;
3295
3296	cf::server_tick; # one server iteration	3755	cf::server_tick; # one server iteration
3297		3756
3298	0 && sync_job {#d#	3757	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3299	for(1..10) {	3758	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3300	my $t = Event::time;	3759	Coro::async_pool {
3301	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3760	$Coro::current->{desc} = "runtime saver";
3302	or die;	3761	write_runtime_sync
3303		3762	or warn "ERROR: unable to write runtime file: $!";
3304	$map->width (50);
3305	$map->height (50);
3306	$map->alloc;
3307	$map->_load_objects ("/tmp/x.map", 1);
3308	my $t = Event::time - $t;
3309
3310	#next unless $t < 0.0013;#d#
3311	if ($t < $min) {
3312	$min = $t;
3313	}
3314	$avg = $avg * 0.99 + $t * 0.01;
3315	}
3316	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3317	exit 0;
3318	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3319	};	3763	};
		3764	}
3320		3765
3321	$RUNTIME += $TICK;
3322	$NEXT_TICK += $TICK;
3323
3324	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3325	$NEXT_RUNTIME_WRITE = $NOW + 10;
3326	Coro::async_pool {
3327	write_runtime
3328	or warn "ERROR: unable to write runtime file: $!";
3329	};
3330	}
3331
3332	# my $AFTER = Event::time;
3333	# warn $AFTER - $NOW;#d#
3334
3335	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3766	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3336	$sig->send;	3767	$sig->send;
3337	}	3768	}
3338	while (my $sig = shift @WAIT_FOR_TICK) {	3769	while (my $sig = shift @WAIT_FOR_TICK) {
3339	$sig->send;	3770	$sig->send;
3340	}	3771	}
3341		3772
3342	$NOW = Event::time;	3773	$LOAD = ($NOW - $TICK_START) / $TICK;
3343
3344	# if we are delayed by four ticks or more, skip them all
3345	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3346
3347	$TICK_WATCHER->at ($NEXT_TICK);
3348	$TICK_WATCHER->start;
3349
3350	$LOAD = ($NOW - $tick_start) / $TICK;
3351	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3774	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3352		3775
3353	_post_tick;	3776	if (0) {
3354		3777	if ($NEXT_TICK) {
3355		3778	my $jitter = $TICK_START - $NEXT_TICK;
		3779	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3780	warn "jitter $JITTER\n";#d#
		3781	}
3356	},	3782	}
3357	);	3783	}
3358		3784
3359	{	3785	{
3360	BDB::max_poll_time $TICK * 0.1;	3786	# configure BDB
3361	$BDB_POLL_WATCHER = Event->io (	3787
3362	reentrant => 0,
3363	fd => BDB::poll_fileno,
3364	poll => 'r',
3365	prio => 0,
3366	data => WF_AUTOCANCEL,
3367	cb => \&BDB::poll_cb,
3368	);
3369	BDB::min_parallel 8;	3788	BDB::min_parallel 8;
3370		3789	BDB::max_poll_reqs $TICK * 0.1;
3371	BDB::set_sync_prepare {	3790	$Coro::BDB::WATCHER->priority (1);
3372	my $status;
3373	my $current = $Coro::current;
3374	(
3375	sub {
3376	$status = $!;
3377	$current->ready; undef $current;
3378	},
3379	sub {
3380	Coro::schedule while defined $current;
3381	$! = $status;
3382	},
3383	)
3384	};
3385		3791
3386	unless ($DB_ENV) {	3792	unless ($DB_ENV) {
3387	$DB_ENV = BDB::db_env_create;	3793	$DB_ENV = BDB::db_env_create;
		3794	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3795	| BDB::LOG_AUTOREMOVE, 1);
		3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3388		3798
3389	cf::sync_job {	3799	cf::sync_job {
3390	eval {	3800	eval {
3391	BDB::db_env_open	3801	BDB::db_env_open
3392	$DB_ENV,	3802	$DB_ENV,
…		…
3394	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3804	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3395	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3805	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3396	0666;	3806	0666;
3397		3807
3398	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3808	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3399
3400	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3401	$DB_ENV->set_lk_detect;
3402	};	3809	};
3403		3810
3404	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3405	};	3812	};
3406	}	3813	}
		3814
		3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3817	};
		3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3820	};
		3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3823	};
3407	}	3824	}
3408		3825
3409	{	3826	{
		3827	# configure IO::AIO
		3828
3410	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3411
3412	undef $Coro::AIO::WATCHER;
3413	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3414	$AIO_POLL_WATCHER = Event->io (	3831	$Coro::AIO::WATCHER->priority (1);
3415	reentrant => 0,
3416	data => WF_AUTOCANCEL,
3417	fd => IO::AIO::poll_fileno,
3418	poll => 'r',
3419	prio => 6,
3420	cb => \&IO::AIO::poll_cb,
3421	);
3422	}	3832	}
3423		3833
3424	my $_log_backtrace;	3834	my $_log_backtrace;
3425		3835
3426	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3430		3840
3431	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3432	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3433	++$_log_backtrace;	3843	++$_log_backtrace;
3434	async {	3844	async {
		3845	$Coro::current->{desc} = "abt $msg";
		3846
3435	my @bt = fork_call {	3847	my @bt = fork_call {
3436	@addr = map { sprintf "%x", $_ } @addr;	3848	@addr = map { sprintf "%x", $_ } @addr;
3437	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3849	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3438	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3850	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3439	or die "addr2line: $!";	3851	or die "addr2line: $!";

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