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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 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	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
322	};	428	}
323	$TICK_WATCHER->stop;	429	};
324	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
325	}	443	}
326		444
327	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
328		446
329	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		452
335	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
336		454
337	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
338		456
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	460	acceptable.
343		461
344	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		468
351	sub sync_job(&) {	469	sub sync_job(&) {
352	my ($job) = @_;	470	my ($job) = @_;
353		471
354	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	473	my $time = EV::time;
356		474
357	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
359		477
360	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	479
362	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
363		481
364	my $busy = 1;	482	my $busy = 1;
365	my @res;	483	my @res;
366		484
367	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	487	@res = eval { $job->() };
369	warn $@ if $@;	488	warn $@ if $@;
370	undef $busy;	489	undef $busy;
371	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
372		491
373	while ($busy) {	492	while ($busy) {
374	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
375	}	497	}
		498	}
376		499
377	$time = Event::time - $time;	500	my $time = EV::time - $time;
378		501
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
383		503
384	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
385	} else {	505	} else {
386	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
387		507
…		…
412	=item fork_call { }, $args	532	=item fork_call { }, $args
413		533
414	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
415	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
418		538
419	=cut	539	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		540
430	sub fork_call(&@) {	541	sub fork_call(&@) {
431	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
432		543
433	# 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,
434	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		547
438	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	549	reset_signals;
452	local $SIG{__WARN__};	550	&$cb
453	local $SIG{__DIE__};	551	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		552
460	eval {	553	wantarray ? @res : $res[-1]
461	close $fh1;	554	}
462		555
463	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
464		557
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
466	close $fh2;
467	};
468		559
469	warn $@ if $@;	560	our %coin_alias = (
470	_exit 0;	561	"silver" => "silvercoin",
471	}	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
472	}	581	}
473		582
474	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
475		584
476	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
479		588
480	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
481	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).
482		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
483	=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	}
484		615
485	our $DB;	616	our $DB;
486		617
487	sub db_init {	618	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	619	cf::sync_job {
492	eval {	620	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	621	};
502	}	622	}
503		623
504	sub db_get($$) {	624	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
506		626
…		…
556	if (1) {	676	if (1) {
557	$md5 =	677	$md5 =
558	join "\x00",	678	join "\x00",
559	$processversion,	679	$processversion,
560	map {	680	map {
561	Coro::cede;	681	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	683	} 0.. $#$src;
564		684
565		685
566	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	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")
611	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
612		732
613	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>
614	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
615	Crossfire TRT).	735	Deliantra).
616		736
617	=over 4	737	=over 4
618		738
619	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
620		740
…		…
902	}	1022	}
903		1023
904	0	1024	0
905	}	1025	}
906		1026
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1028
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1030
911	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
912		1032
…		…
918		1038
919	=cut	1039	=cut
920		1040
921	#############################################################################	1041	#############################################################################
922	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
923		1085
924	sub reattach {	1086	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1088	my ($obj) = @_;
927		1089
…		…
948	cf::attachable->attach (	1110	cf::attachable->attach (
949	prio => -1000000,	1111	prio => -1000000,
950	on_instantiate => sub {	1112	on_instantiate => sub {
951	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
952		1114
953	$data = from_json $data;	1115	$data = decode_json $data;
954		1116
955	for (@$data) {	1117	for (@$data) {
956	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
957		1119
958	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1136	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
976		1138
977	sync_job {	1139	sync_job {
978	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
981		1144
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1149	aio_close $fh;
987		1150
988	if (@$objs) {	1151	if (@$objs) {
989	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) {
990	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1157	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
996	}	1159	}
997	} else {	1160	} else {
998	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
999	}	1162	}
…		…
1004	}	1167	}
1005	} else {	1168	} else {
1006	aio_unlink $filename;	1169	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1008	}	1171	}
1009	}	1172	};
1010	}	1173	}
1011		1174
1012	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1014		1177
…		…
1026	or return;	1189	or return;
1027		1190
1028	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1193	or return;
		1194
1031	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1032	}	1197	}
1033		1198
		1199	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1036	return ($data, $av);	1203	($data, $av)
1037	}	1204	}
1038		1205
1039	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1040		1207
1041	=over 4	1208	=over 4
…		…
1114	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1115		1282
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1284
1118	if (ref $msg) {	1285	if (ref $msg) {
		1286	my ($type, $reply, @payload) =
		1287	"ARRAY" eq ref $msg
		1288	? @$msg
		1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1290
		1291	my @reply;
		1292
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1124	} else {	1300	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1302	}
1127		1303
1128	cf::override;	1304	cf::override;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1183		1359
1184	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1361	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1363	}
1189		1364
1190	warn $msg;	1365	warn $msg;
1191	}	1366	}
1192		1367
…		…
1217	use Coro::AIO;	1392	use Coro::AIO;
1218		1393
1219	=head3 cf::player	1394	=head3 cf::player
1220		1395
1221	=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	}
1222		1411
1223	=item cf::player::find $login	1412	=item cf::player::find $login
1224		1413
1225	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1226		1415
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1455
1267	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1268	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;
1269	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1270	}	1465	}
1271	}	1466	}
1272	}	1467	}
1273		1468
…		…
1282	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1283		1478
1284	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1286		1481
		1482	cf::get_slot 0.01;
		1483
1287	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1288	Coro::cede;	1485	cf::cede_to_tick;
1289	}	1486	}
1290		1487
1291	sub new($) {	1488	sub new($) {
1292	my ($login) = @_;	1489	my ($login) = @_;
1293		1490
…		…
1297	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1298		1495
1299	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1300		1497
1301	$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 (@_);
1302	}	1509	}
1303		1510
1304	=item $pl->quit_character	1511	=item $pl->quit_character
1305		1512
1306	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
…		…
1361	or return [];	1568	or return [];
1362		1569
1363	my @logins;	1570	my @logins;
1364		1571
1365	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") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1369		1582
1370	utf8::decode $login;	1583	utf8::decode $login;
1371	push @logins, $login;	1584	push @logins, $login;
1372	}	1585	}
1373		1586
…		…
1406		1619
1407	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1408		1621
1409	=cut	1622	=cut
1410		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
1411	sub expand_cfpod {	1635	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1413		1637
1414	# escape & and <	1638	my $xml;
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417		1639
1418	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1419		1643
1420	1 while	1644	$group =~ s/&/&amp;/g;
1421	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1422	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1425	# replace G<male|female> tags	1649	([BCGHITU])
1426	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1427	$self->gender ? $2 : $1	1651	(?:
1428	}ge	1652	([^<>]*) (?{ $group = $^N })
1429	# replace H<hint text>	1653	| < $interior >
1430	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1431	{	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") {
1432	("<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>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")	1677	"")
1435	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1436	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1437		1689
		1690	for ($xml) {
1438	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1440		1693
1441	# compress some whitespace	1694	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1446		1700
1447	$_	1701	$xml
1448	}	1702	}
		1703
		1704	no re 'eval';
1449		1705
1450	sub hintmode {	1706	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}	1708	$_[0]{hintmode}
1453	}	1709	}
1454		1710
1455	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1456		1712
1457	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1458		1714
1459	=cut	1715	=cut
1460		1716
1461	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1463		1719
1464	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1721	}
1467		1722
1468	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1469		1724
1470	Sends an ext event to the client.	1725	Sends an ext event to the client.
1471		1726
1472	=cut	1727	=cut
1473		1728
1474	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1476		1731
1477	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1478	}	1733	}
1479		1734
1480	=head3 cf::region	1735	=head3 cf::region
1481		1736
1482	=over 4	1737	=over 4
…		…
1526	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1528		1783
1529	sub generate_random_map {	1784	sub generate_random_map {
1530	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
1531	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1790	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1915
1658	# the temporary/swap location	1916	# the temporary/swap location
1659	sub save_path {	1917	sub save_path {
1660	my ($self) = @_;	1918	my ($self) = @_;
1661		1919
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1664	}	1922	}
1665		1923
1666	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1667	sub uniq_path {	1925	sub uniq_path {
1668	my ($self) = @_;	1926	my ($self) = @_;
1669		1927
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1672	}	1930	}
1673		1931
1674	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1675	# all maps in C++...	1933	# all maps in C++...
…		…
1698		1956
1699	sub load_header_from($) {	1957	sub load_header_from($) {
1700	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1701		1959
1702	utf8::encode $path;	1960	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	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;
1708		1969
1709	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1710		1971
1711	1	1972	1
1712	}	1973	}
…		…
1766	sub find {	2027	sub find {
1767	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1768		2029
1769	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1770		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1772		2034
1773	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
		2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1774	my $guard = cf::lock_acquire "map_find:$path";	2037	my $guard2 = cf::lock_acquire "map_find:$path";
		2038
1775	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1776	or return;	2040	or return;
1777		2041
1778	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1779		2043
…		…
1781	or return;	2045	or return;
1782		2046
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1786	$map->reset;	2052	$map->reset;
1787	undef $guard;
1788	return find $path;	2053	return find $path;
1789	}	2054	}
1790		2055
1791	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1792	}	2057	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1802		2067
1803	my $path = $self->{path};	2068	my $path = $self->{path};
1804		2069
1805	{	2070	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1807		2072
		2073	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2075
1810	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1811		2077
1812	$self->alloc;	2078	$self->alloc;
1813		2079
1814	$self->pre_load;	2080	$self->pre_load;
1815	Coro::cede;	2081	cf::cede_to_tick;
1816		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1818	or return;	2086	or return;
1819		2087
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1821	if delete $self->{load_original};	2089	if delete $self->{load_original};
1822		2090
1823	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2092	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2095	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1828	}	2099	}
1829	}	2100	}
1830		2101
1831	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1832	# now do the right thing for maps	2105	# now do the right thing for maps
1833	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2108	unless $self->difficulty;
1836	Coro::cede;	2109	cf::cede_to_tick;
1837		2110
1838	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2112	$self->decay_objects;
1840	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1841	$self->update_buttons;	2114	$self->update_buttons;
1842	Coro::cede;	2115	cf::cede_to_tick;
1843	$self->set_darkness_map;	2116	$self->set_darkness_map;
1844	Coro::cede;	2117	cf::cede_to_tick;
1845	$self->activate;	2118	$self->activate;
1846	}	2119	}
1847		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2125	}
1850		2126
1851	$self->post_load;	2127	$self->post_load;
1852	}	2128	}
1853		2129
…		…
1862		2138
1863	$self	2139	$self
1864	}	2140	}
1865		2141
1866	# 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
1867	sub load_diag {	2143	sub load_neighbours {
1868	my ($map) = @_;	2144	my ($map) = @_;
1869		2145
1870	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1871		2147
1872	for (0 .. 3) {	2148	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1874	or next;	2150	or next;
1875	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1876	or next;	2152	or next;
1877	$neigh->load;	2153	$neigh->load;
1878		2154
		2155	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2158	}
1882		2159
1883	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1885	or next;	2163	or next;
1886	$neigh->load;	2164	$neigh->load;
1887	}	2165	}
1888	}	2166	}
1889		2167
…		…
1894	}	2172	}
1895		2173
1896	sub do_load_sync {	2174	sub do_load_sync {
1897	my ($map) = @_;	2175	my ($map) = @_;
1898		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1899	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1900	}	2181	}
1901		2182
1902	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1904		2185
1905	sub find_async {	2186	sub find_async {
1906	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1907		2188
1908	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1909		2190
1910	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2193	}
1913		2194
1914	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1915	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1916	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2202	if (my $map = find $k) {
1919	$map->load;	2203	$map->load if $v;
1920	}	2204	}
1921		2205
1922	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1923	}	2207	}
1924	}	2208	}
1925	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1926	};	2210	};
1927	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2214	}
1931		2215
1932	sub save {	2216	sub save {
1933	my ($self) = @_;	2217	my ($self) = @_;
1934		2218
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2220
1937	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1938		2222
1939	return unless $self->dirty;	2223	return unless $self->dirty;
1940		2224
…		…
1946	return if $self->{deny_save};	2230	return if $self->{deny_save};
1947		2231
1948	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1949		2233
1950	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1952	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1953		2240
1954	if ($uniq) {	2241	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2244	} else {
…		…
1963	my ($self) = @_;	2250	my ($self) = @_;
1964		2251
1965	# save first because save cedes	2252	# save first because save cedes
1966	$self->save;	2253	$self->save;
1967		2254
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2256
1970	return if $self->players;	2257	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2259	return if $self->{deny_save};
1973		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2265	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2266	}
1977		2267
1978	sub reset_at {	2268	sub reset_at {
1979	my ($self) = @_;	2269	my ($self) = @_;
1980		2270
…		…
2012	if $uniq;	2302	if $uniq;
2013	}	2303	}
2014		2304
2015	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2016		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2309	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2310
2021	$self->unlink_save;	2311	$self->unlink_save;
2022	$self->destroy;	2312	$self->destroy;
2023	}	2313	}
2024		2314
2025	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2026		2316
2027	sub nuke {	2317	sub nuke {
2028	my ($self) = @_;	2318	my ($self) = @_;
2029		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2030	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2031		2324
2032	$self->unlink_save;	2325	$self->unlink_save;
2033		2326
2034	bless $self, "cf::map";	2327	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2332
2040	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2041		2335
2042	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2043	}	2337	}
2044		2338
2045	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2087		2381
2088	sub unique_maps() {	2382	sub unique_maps() {
2089	[	2383	[
2090	map {	2384	map {
2091	utf8::decode $_;	2385	utf8::decode $_;
2092	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2093	? normalise $_	2389	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2391	]
2097	}	2392	}
2098		2393
2099	package cf;
2100
2101	=back	2394	=back
2102		2395
2103	=head3 cf::object	2396	=head3 cf::object
2104		2397
2105	=cut	2398	=cut
…		…
2108		2401
2109	=over 4	2402	=over 4
2110		2403
2111	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2112		2405
2113	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.
2114		2408
2115	=cut	2409	=cut
2116		2410
2117	sub inv_recursive_;	2411	sub inv_recursive_;
2118	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2121		2415
2122	sub inv_recursive {	2416	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2124	}	2418	}
2125		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
2126	package cf;	2448	package cf;
2127		2449
2128	=back	2450	=back
2129		2451
2130	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2136	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>
2137	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
2138	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2139		2461
2140	=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	};
2141		2477
2142	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2479	# with dialog boxes.
2144	#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
2145	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2152		2488
2153	} else {	2489	} else {
2154	my $pl = $self->contr;	2490	my $pl = $self->contr;
2155		2491
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2495
2165	} else {	2496	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2499	}
2169	}	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 (@_);
2170	}	2511	}
2171		2512
2172	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2173		2514
2174	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2594	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2595	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2596	if $x <=0 && $y <= 0;
2256		2597
2257	$map->load;	2598	$map->load;
2258	$map->load_diag;	2599	$map->load_neighbours;
2259		2600
2260	return unless $self->contr->active;	2601	return unless $self->contr->active;
2261	$self->activate_recursive;	2602	$self->activate_recursive;
2262		2603
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2625
2285	$self->enter_link;	2626	$self->enter_link;
2286		2627
2287	(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
2288	my $map = eval {	2650	my $map = eval {
2289	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2290		2652
2291	if ($map) {	2653	if ($map) {
2292	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2294	} else {	2656	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2658	}
2297		2659
2298	$map	2660	$map
2299	};	2661	};
2300		2662
…		…
2336	}	2698	}
2337		2699
2338	sub prepare_random_map {	2700	sub prepare_random_map {
2339	my ($exit) = @_;	2701	my ($exit) = @_;
2340		2702
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2703	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2704	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2705	# that depends on the exit object
2346		2706
2347	my $rmp = parse_random_map_params $exit->msg;	2707	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2709	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2710	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2711	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2712	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2713	$rmp->{origin_y} = $exit->y;
		2714
		2715	$exit->map->touch;
2354	}	2716	}
2355		2717
2356	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2357		2719
2358	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2361		2723
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2726	undef $fh;
2365	aio_rename "$meta~", $meta;	2727	aio_rename "$meta~", $meta;
2366		2728
		2729	my $slaying = "?random/$md5";
		2730
		2731	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2732	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2733	$exit->msg (undef);
		2734	}
2369	}	2735	}
2370	}	2736	}
2371		2737
2372	sub cf::object::player::enter_exit {	2738	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2739	my ($self, $exit) = @_;
2374		2740
2375	return unless $self->type == cf::PLAYER;	2741	return unless $self->type == cf::PLAYER;
2376		2742
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2743	$self->enter_link;
2389		2744
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2745	(async {
2395	$self->deactivate_recursive; # just to be sure	2746	$Coro::current->{desc} = "enter_exit";
		2747
2396	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
2397	$self->goto ($slaying, $hp, $sp);	2763	$self->goto ($map, $x, $y);
2398		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
2399	1;	2769	1
2400	}) {	2770	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2771	$self->message ("Something went wrong deep within the crossfire server. "
2402	. "I'll try to bring you back to the map you were before. "	2772	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2773	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2774	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2804	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2805	the message unless the client supports the msg packet.
2436		2806
2437	=cut	2807	=cut
2438		2808
		2809	# non-persistent channels (usually the info channel)
		2810	our %CHANNEL = (
		2811	"c/identify" => {
		2812	id => "infobox",
		2813	title => "Identify",
		2814	reply => undef,
		2815	tooltip => "Items recently identified",
		2816	},
		2817	"c/examine" => {
		2818	id => "infobox",
		2819	title => "Examine",
		2820	reply => undef,
		2821	tooltip => "Signs and other items you examined",
		2822	},
		2823	"c/book" => {
		2824	id => "infobox",
		2825	title => "Book",
		2826	reply => undef,
		2827	tooltip => "The contents of a note or book",
		2828	},
		2829	"c/lookat" => {
		2830	id => "infobox",
		2831	title => "Look",
		2832	reply => undef,
		2833	tooltip => "What you saw there",
		2834	},
		2835	"c/who" => {
		2836	id => "infobox",
		2837	title => "Players",
		2838	reply => undef,
		2839	tooltip => "Shows players who are currently online",
		2840	},
		2841	"c/body" => {
		2842	id => "infobox",
		2843	title => "Body Parts",
		2844	reply => undef,
		2845	tooltip => "Shows which body parts you posess and are available",
		2846	},
		2847	"c/uptime" => {
		2848	id => "infobox",
		2849	title => "Uptime",
		2850	reply => undef,
		2851	tooltip => "How long the server has been running since last restart",
		2852	},
		2853	"c/mapinfo" => {
		2854	id => "infobox",
		2855	title => "Map Info",
		2856	reply => undef,
		2857	tooltip => "Information related to the maps",
		2858	},
		2859	"c/party" => {
		2860	id => "party",
		2861	title => "Party",
		2862	reply => "gsay ",
		2863	tooltip => "Messages and chat related to your party",
		2864	},
		2865	);
		2866
2439	sub cf::client::send_msg {	2867	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2868	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2869
2442	$msg = $self->pl->expand_cfpod ($msg);	2870	$msg = $self->pl->expand_cfpod ($msg);
2443		2871
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		2873
		2874	# check predefined channels, for the benefit of C
		2875	if ($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
2448	if (ref $channel) {	2883	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	2884	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	2885	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	2886	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	2887	$self->ext_msg (channel_info => $channel)
		2888	if $self->can_msg;
2453	}	2889	}
2454		2890
2455	$channel = $channel->{id};	2891	$channel = $channel->{id};
2456	}	2892	}
2457		2893
		2894	return unless @extra || length $msg;
		2895
2458	if ($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
2459	$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, $msg, @extra]));
2460	} else {	2903	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470
2471	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
2472	if (0 && $msg =~ /\[/) {	2919	if (0 && $msg =~ /\[/) {
		2920	# COMMAND/INFO
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	2921	$self->send_packet ("drawextinfo $color 10 8 $msg")
2474	} else {	2922	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2923	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")	2924	$self->send_packet ("drawinfo $color $msg")
2477	}	2925	}
2478	}	2926	}
2479	}	2927	}
2480	}	2928	}
2481		2929
2482	=item $client->ext_event ($type, %msg)	2930	=item $client->ext_msg ($type, @msg)
2483		2931
2484	Sends an ext event to the client.	2932	Sends an ext event to the client.
2485		2933
2486	=cut	2934	=cut
2487		2935
2488	sub cf::client::ext_event($$%) {	2936	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	2937	my ($self, $type, @msg) = @_;
2490		2938
2491	return unless $self->extcmd;	2939	if ($self->extcmd == 2) {
2492		2940	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2941	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	2942	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	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;
		2961	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2962	}
2495	}	2963	}
2496		2964
2497	=item $success = $client->query ($flags, "text", \&cb)	2965	=item $success = $client->query ($flags, "text", \&cb)
2498		2966
2499	Queues a query to the client, calling the given callback with	2967	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3022	my ($ns, $buf) = @_;
2555		3023
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3024	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3025
2558	if (ref $msg) {	3026	if (ref $msg) {
		3027	my ($type, $reply, @payload) =
		3028	"ARRAY" eq ref $msg
		3029	? @$msg
		3030	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3031
		3032	my @reply;
		3033
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3034	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3035	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3036	}
		3037
		3038	$ns->ext_reply ($reply, @reply)
		3039	if $reply;
		3040
2565	} else {	3041	} else {
2566	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";
2567	}	3043	}
2568		3044
2569	cf::override;	3045	cf::override;
…		…
2616	our $safe = new Safe "safe";	3092	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3093	our $safe_hole = new Safe::Hole;
2618		3094
2619	$SIG{FPE} = 'IGNORE';	3095	$SIG{FPE} = 'IGNORE';
2620		3096
2621	$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	));
2622		3102
2623	# here we export the classes and methods available to script code	3103	# here we export the classes and methods available to script code
2624		3104
2625	=pod	3105	=pod
2626		3106
2627	The following functions and methods are available within a safe environment:	3107	The following functions and methods are available within a safe environment:
2628		3108
2629	cf::object	3109	cf::object
2630	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
2631	insert remove	3111	insert remove name archname title slaying race decrease split
2632		3112
2633	cf::object::player	3113	cf::object::player
2634	player	3114	player
2635		3115
2636	cf::player	3116	cf::player
…		…
2641		3121
2642	=cut	3122	=cut
2643		3123
2644	for (	3124	for (
2645	["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
2646	insert remove)],	3126	insert remove inv nrof name archname title slaying race
		3127	decrease split destroy)],
2647	["cf::object::player" => qw(player)],	3128	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3129	["cf::player" => qw(peaceful)],
2649	["cf::map" => qw(trigger)],	3130	["cf::map" => qw(trigger)],
2650	) {	3131	) {
2651	no strict 'refs';	3132	no strict 'refs';
…		…
2727	# the server's init and main functions	3208	# the server's init and main functions
2728		3209
2729	sub load_facedata($) {	3210	sub load_facedata($) {
2730	my ($path) = @_;	3211	my ($path) = @_;
2731		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
2732	warn "loading facedata from $path\n";	3219	warn "loading facedata from $path\n";
2733		3220
2734	my $facedata;	3221	my $facedata;
2735	0 < aio_load $path, $facedata	3222	0 < aio_load $path, $facedata
2736	or die "$path: $!";	3223	or die "$path: $!";
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3225	$facedata = Coro::Storable::thaw $facedata;
2739		3226
2740	$facedata->{version} == 2	3227	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3228	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		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
2743	{	3237	{
2744	my $faces = $facedata->{faceinfo};	3238	my $faces = $facedata->{faceinfo};
2745		3239
2746	while (my ($face, $info) = each %$faces) {	3240	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3241	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3242
2748	cf::face::set_visibility $idx, $info->{visibility};	3243	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3244	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3245	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3246	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2752		3247
2753	cf::cede_to_tick;	3248	cf::cede_to_tick;
2754	}	3249	}
2755		3250
2756	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3252	next unless $info->{smooth};
		3253
2758	my $idx = cf::face::find $face	3254	my $idx = cf::face::find $face
2759	or next;	3255	or next;
		3256
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3257	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3258	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3259	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3260	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3261	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2781		3278
2782	{	3279	{
2783	# TODO: for gcfclient pleasure, we should give resources	3280	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.	3281	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3282	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3283
2788	while (my ($name, $info) = each %$res) {	3284	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3285	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3286	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3287	my $data;
2796		3288
2797	if ($name =~ /\.jpg$/) {	3289	if ($info->{type} & 1) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3290	# prepend meta info
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3291
		3292	my $meta = $enc->encode ({
		3293	name => $name,
		3294	%{ $info->{meta} || {} },
		3295	});
		3296
		3297	$data = pack "(w/a*)*", $meta, $info->{data};
		3298	} else {
		3299	$data = $info->{data};
		3300	}
		3301
		3302	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3303	cf::face::set_type $idx, $info->{type};
2800	} else {	3304	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3305	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3306	}
2807		3307
2808	cf::cede_to_tick;	3308	cf::cede_to_tick;
2809	}	3309	}
2810	}	3310	}
2811		3311
		3312	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3313
2812	1	3314	1
2813	}	3315	}
2814		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	});
		3336
		3337	register_exticmd fx_want => sub {
		3338	my ($ns, $want) = @_;
		3339
		3340	while (my ($k, $v) = each %$want) {
		3341	$ns->fx_want ($k, $v);
		3342	}
		3343	};
		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
2815	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
2816	load_resource_file "$MAPDIR/regions"	3360	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3361	or die "unable to load regions file\n";
2818		3362
2819	for (cf::region::list) {	3363	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3364	$_->{match} = qr/$_->{match}/
…		…
2828	}	3372	}
2829		3373
2830	sub reload_archetypes {	3374	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3375	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3376	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3377	}
2839		3378
2840	sub reload_treasures {	3379	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3380	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3381	or die "unable to load treasurelists\n";
2843	}	3382	}
2844		3383
2845	sub reload_resources {	3384	sub reload_resources {
2846	warn "reloading resource files...\n";	3385	warn "reloading resource files...\n";
2847		3386
		3387	reload_facedata;
		3388	reload_archetypes;
2848	reload_regions;	3389	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3390	reload_treasures;
2853		3391
2854	warn "finished reloading resource files\n";	3392	warn "finished reloading resource files\n";
2855	}	3393	}
2856		3394
2857	sub init {	3395	sub init {
		3396	my $guard = freeze_mainloop;
		3397
2858	reload_resources;	3398	reload_resources;
2859	}	3399	}
2860		3400
2861	sub cfg_load {	3401	sub reload_config {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3403	or return;
2864		3404
2865	local $/;	3405	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::Load <$fh>;
2867		3407
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3409
2870	$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};
2871	$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};
…		…
2882	sub main {	3422	sub main {
2883	# we must not ever block the main coroutine	3423	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3424	local $Coro::idle = sub {
2885	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#
2886	(async {	3426	(async {
2887	Event::one_event;	3427	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3428	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3429	})->prio (Coro::PRIO_MAX);
2889	};	3430	};
2890		3431
2891	cfg_load;	3432	{
		3433	my $guard = freeze_mainloop;
		3434	reload_config;
2892	db_init;	3435	db_init;
2893	load_extensions;	3436	load_extensions;
2894		3437
2895	$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
2896	Event::loop;	3442	EV::loop;
2897	}	3443	}
2898		3444
2899	#############################################################################	3445	#############################################################################
2900	# initialisation and cleanup	3446	# initialisation and cleanup
2901		3447
2902	# install some emergency cleanup handlers	3448	# install some emergency cleanup handlers
2903	BEGIN {	3449	BEGIN {
		3450	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3451	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3452	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3453	cf::cleanup "SIG$signal";
2912	},
2913	);	3454	};
2914	}	3455	}
2915	}	3456	}
2916		3457
2917	sub write_runtime {	3458	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3459	my $runtime = "$LOCALDIR/runtime";
2919		3460
2920	# first touch the runtime file to show we are still running:	3461	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3462	# the fsync below can take a very very long time.
2922		3463
…		…
2948	and return;	3489	and return;
2949		3490
2950	warn "runtime file written.\n";	3491	warn "runtime file written.\n";
2951		3492
2952	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 };
2953	}	3537	}
2954		3538
2955	sub emergency_save() {	3539	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
2957		3541
…		…
2963	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3548	warn "begin emergency player save\n";
2965	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3553	$pl->save;
2969	}	3554	}
2970	warn "end emergency player save\n";	3555	warn "end emergency player save\n";
2971		3556
2972	warn "begin emergency map save\n";	3557	warn "begin emergency map save\n";
…		…
2978	warn "end emergency map save\n";	3563	warn "end emergency map save\n";
2979		3564
2980	warn "begin emergency database checkpoint\n";	3565	warn "begin emergency database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
2982	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";
2983	};	3572	};
2984		3573
2985	warn "leave emergency perl save\n";	3574	warn "leave emergency perl save\n";
2986	}	3575	}
2987		3576
…		…
3002	warn "reloading...";	3591	warn "reloading...";
3003		3592
3004	warn "entering sync_job";	3593	warn "entering sync_job";
3005		3594
3006	cf::sync_job {	3595	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3597	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3010		3599
3011	warn "syncing database to disk";	3600	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3602
3014	# 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
3015
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020		3604
3021	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3022	for (;;) {	3606	for (;;) {
3023	BDB::flush;	3607	BDB::flush;
3024	IO::AIO::flush;	3608	IO::AIO::flush;
3025	Coro::cede;	3609	Coro::cede_notself;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3610	last unless IO::AIO::nreqs || BDB::nreqs;
3027	warn "iterate...";	3611	warn "iterate...";
3028	}	3612	}
3029		3613
3030	++$RELOAD;	3614	++$RELOAD;
…		…
3089	warn "reloading cf.pm";	3673	warn "reloading cf.pm";
3090	require cf;	3674	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3675	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3092		3676
3093	warn "loading config and database again";	3677	warn "loading config and database again";
3094	cf::cfg_load;	3678	cf::reload_config;
3095		3679
3096	warn "loading extensions";	3680	warn "loading extensions";
3097	cf::load_extensions;	3681	cf::load_extensions;
3098		3682
3099	warn "reattaching attachments to objects/players";	3683	warn "reattaching attachments to objects/players";
…		…
3106	warn "leaving sync_job";	3690	warn "leaving sync_job";
3107		3691
3108	1	3692	1
3109	} or do {	3693	} or do {
3110	warn $@;	3694	warn $@;
3111	warn "error while reloading, exiting.";	3695	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3696	};
3114		3697
3115	warn "reloaded";	3698	warn "reloaded";
3116	};	3699	};
3117		3700
…		…
3119		3702
3120	sub reload_perl() {	3703	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3704	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3705	# coro crashes during coro_state_free->destroy here.
3123		3706
3124	$RELOAD_WATCHER ||= Event->timer (	3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3125	reentrant => 0,
3126	after => 0,
3127	data => WF_AUTOCANCEL,
3128	cb => sub {
3129	do_reload_perl;	3708	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3709	undef $RELOAD_WATCHER;
3131	},
3132	);	3710	};
3133	}	3711	}
3134		3712
3135	register_command "reload" => sub {	3713	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3714	my ($who, $arg) = @_;
3137		3715
3138	if ($who->flag (FLAG_WIZ)) {	3716	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3717	$who->message ("reloading server.");
		3718	async {
		3719	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3720	reload_perl;
		3721	};
3141	}	3722	}
3142	};	3723	};
3143		3724
3144	unshift @INC, $LIBDIR;	3725	unshift @INC, $LIBDIR;
3145		3726
…		…
3147		3728
3148	our @WAIT_FOR_TICK;	3729	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3730	our @WAIT_FOR_TICK_BEGIN;
3150		3731
3151	sub wait_for_tick {	3732	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3733	return if tick_inhibit || $Coro::current == $Coro::main;
3154		3734
3155	my $signal = new Coro::Signal;	3735	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3736	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3737	$signal->wait;
3158	}	3738	}
3159		3739
3160	sub wait_for_tick_begin {	3740	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3741	return if tick_inhibit || $Coro::current == $Coro::main;
3163		3742
3164	my $signal = new Coro::Signal;	3743	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3744	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3745	$signal->wait;
3167	}	3746	}
3168		3747
3169	my $min = 1e6;#d#	3748	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3750	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3751	unless ++$bug_warning > 10;
3181	return;	3752	return;
3182	}	3753	}
3183		3754
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3755	cf::server_tick; # one server iteration
3187		3756
3188	0 && sync_job {#d#	3757	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	3758	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	3759	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3760	$Coro::current->{desc} = "runtime saver";
3192	or die;	3761	write_runtime_sync
3193		3762	or warn "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3763	};
		3764	}
3210		3765
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3766	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3767	$sig->send;
3227	}	3768	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3769	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3770	$sig->send;
3230	}	3771	}
3231		3772
3232	$NOW = Event::time;	3773	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3774	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3775
3243	_post_tick;	3776	if (0) {
3244		3777	if ($NEXT_TICK) {
3245		3778	my $jitter = $TICK_START - $NEXT_TICK;
		3779	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3780	warn "jitter $JITTER\n";#d#
		3781	}
3246	},	3782	}
3247	);	3783	}
3248		3784
3249	{	3785	{
3250	BDB::max_poll_time $TICK * 0.1;	3786	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	3787
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	3788	BDB::min_parallel 8;
3260		3789	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	3790	$Coro::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		3791
3276	unless ($DB_ENV) {	3792	unless ($DB_ENV) {
3277	$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);
3278		3798
3279	cf::sync_job {	3799	cf::sync_job {
3280	eval {	3800	eval {
3281	BDB::db_env_open	3801	BDB::db_env_open
3282	$DB_ENV,	3802	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3804	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3805	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	3806	0666;
3287		3807
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3808	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	3809	};
3293		3810
3294	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	3812	};
3296	}	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	};
3297	}	3824	}
3298		3825
3299	{	3826	{
		3827	# configure IO::AIO
		3828
3300	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	3831	$Coro::AIO::WATCHER->priority (1);
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	3832	}
3313		3833
3314	my $_log_backtrace;	3834	my $_log_backtrace;
3315		3835
3316	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3320		3840
3321	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	3843	++$_log_backtrace;
3324	async {	3844	async {
		3845	$Coro::current->{desc} = "abt $msg";
		3846
3325	my @bt = fork_call {	3847	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	3848	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3849	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	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 |"
3329	or die "addr2line: $!";	3851	or die "addr2line: $!";

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