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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.427 by root, Sat Apr 26 12:25:45 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;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	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
39	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
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$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
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	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
168	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$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;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	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	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$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;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	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
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($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#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		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	$sig->wait;
318	}	443	}
319		444
320	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
321		446
322	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		452
328	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
329		454
330	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
331		456
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	460	acceptable.
336		461
337	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		468
344	sub sync_job(&) {	469	sub sync_job(&) {
345	my ($job) = @_;	470	my ($job) = @_;
346		471
347	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	473	my $time = EV::time;
349		474
350	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
352		477
353	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	479
355	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
356		481
357	my $busy = 1;	482	my $busy = 1;
358	my @res;	483	my @res;
359		484
360	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	487	@res = eval { $job->() };
362	warn $@ if $@;	488	warn $@ if $@;
363	undef $busy;	489	undef $busy;
364	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
365		491
366	while ($busy) {	492	while ($busy) {
367	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
368	}	497	}
		498	}
369		499
370	$time = Event::time - $time;	500	my $time = EV::time - $time;
371		501
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
376		503
377	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
378	} else {	505	} else {
379	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
380		507
…		…
405	=item fork_call { }, $args	532	=item fork_call { }, $args
406		533
407	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
408	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
409	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
410	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
411		538
412	=cut	539	=cut
413
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		540
423	sub fork_call(&@) {	541	sub fork_call(&@) {
424	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
425		543
426	# 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,
427	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		547
431	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	549	reset_signals;
445	local $SIG{__WARN__};	550	&$cb
446	local $SIG{__DIE__};	551	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		552
453	eval {	553	wantarray ? @res : $res[-1]
454	close $fh1;	554	}
455		555
456	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
457		557
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
459	close $fh2;
460	};
461		559
462	warn $@ if $@;	560	our %coin_alias = (
463	_exit 0;	561	"silver" => "silvercoin",
464	}	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
465	}	581	}
466		582
467	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
468		584
469	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
472		588
473	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
474	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).
475		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
476	=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	}
477		615
478	our $DB;	616	our $DB;
479		617
480	sub db_init {	618	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	619	cf::sync_job {
485	eval {	620	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	621	};
495	}	622	}
496		623
497	sub db_get($$) {	624	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
499		626
…		…
549	if (1) {	676	if (1) {
550	$md5 =	677	$md5 =
551	join "\x00",	678	join "\x00",
552	$processversion,	679	$processversion,
553	map {	680	map {
554	Coro::cede;	681	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	683	} 0.. $#$src;
557		684
558		685
559	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
603	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")
604	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
605		732
606	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>
607	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
608	Crossfire TRT).	735	Deliantra).
609		736
610	=over 4	737	=over 4
611		738
612	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
613		740
…		…
865	";	992	";
866	die if $@;	993	die if $@;
867	}	994	}
868		995
869	our $override;	996	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	997	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		998
872	sub override {	999	sub override {
873	$override = 1;	1000	$override = 1;
874	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
875	}	1002	}
876		1003
877	sub do_invoke {	1004	sub do_invoke {
878	my $event = shift;	1005	my $event = shift;
879	my $callbacks = shift;	1006	my $callbacks = shift;
880		1007
881	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
882		1009
883	local $override;	1010	local $override;
884		1011
885	for (@$callbacks) {	1012	for (@$callbacks) {
886	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
895	}	1022	}
896		1023
897	0	1024	0
898	}	1025	}
899		1026
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1028
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1030
904	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
905		1032
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1033	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1034	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1036
910	=back	1037	=back
911		1038
912	=cut	1039	=cut
913		1040
914	#############################################################################	1041	#############################################################################
915	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
916		1085
917	sub reattach {	1086	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1088	my ($obj) = @_;
920		1089
…		…
941	cf::attachable->attach (	1110	cf::attachable->attach (
942	prio => -1000000,	1111	prio => -1000000,
943	on_instantiate => sub {	1112	on_instantiate => sub {
944	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
945		1114
946	$data = from_json $data;	1115	$data = decode_json $data;
947		1116
948	for (@$data) {	1117	for (@$data) {
949	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
950		1119
951	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1136	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
969		1138
970	sync_job {	1139	sync_job {
971	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
974		1144
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
979	close $fh;	1149	aio_close $fh;
980		1150
981	if (@$objs) {	1151	if (@$objs) {
982	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) {
983	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
987	close $fh;	1157	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
989	}	1159	}
990	} else {	1160	} else {
991	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
992	}	1162	}
…		…
997	}	1167	}
998	} else {	1168	} else {
999	aio_unlink $filename;	1169	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1001	}	1171	}
1002	}	1172	};
1003	}	1173	}
1004		1174
1005	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1007		1177
…		…
1019	or return;	1189	or return;
1020		1190
1021	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1193	or return;
		1194
1024	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1025	}	1197	}
1026		1198
		1199	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1029	return ($data, $av);	1203	($data, $av)
1030	}	1204	}
1031		1205
1032	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1033		1207
1034	=over 4	1208	=over 4
…		…
1107	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1108		1282
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1284
1111	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
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1117	} else {	1300	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1302	}
1120		1303
1121	cf::override;	1304	cf::override;
…		…
1174	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1175	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1176		1359
1177	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1178	warn $msg;	1361	warn $msg;
1179	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1180	exit 1;
1181	}	1363	}
1182		1364
1183	warn $msg;	1365	warn $msg;
1184	}	1366	}
1185		1367
…		…
1210	use Coro::AIO;	1392	use Coro::AIO;
1211		1393
1212	=head3 cf::player	1394	=head3 cf::player
1213		1395
1214	=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	}
1215		1411
1216	=item cf::player::find $login	1412	=item cf::player::find $login
1217		1413
1218	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1219		1415
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1455
1260	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1261	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;
1262	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1263	}	1465	}
1264	}	1466	}
1265	}	1467	}
1266		1468
…		…
1275	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1276		1478
1277	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1279		1481
		1482	cf::get_slot 0.01;
		1483
1280	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1281	Coro::cede;	1485	cf::cede_to_tick;
1282	}	1486	}
1283		1487
1284	sub new($) {	1488	sub new($) {
1285	my ($login) = @_;	1489	my ($login) = @_;
1286		1490
…		…
1290	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1291		1495
1292	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1293		1497
1294	$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 (@_);
1295	}	1509	}
1296		1510
1297	=item $pl->quit_character	1511	=item $pl->quit_character
1298		1512
1299	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
…		…
1354	or return [];	1568	or return [];
1355		1569
1356	my @logins;	1570	my @logins;
1357		1571
1358	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") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1362		1582
1363	utf8::decode $login;	1583	utf8::decode $login;
1364	push @logins, $login;	1584	push @logins, $login;
1365	}	1585	}
1366		1586
…		…
1399		1619
1400	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1401		1621
1402	=cut	1622	=cut
1403		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
1404	sub expand_cfpod {	1635	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1406		1637
1407	# escape & and <	1638	my $xml;
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410		1639
1411	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1412		1643
1413	1 while	1644	$group =~ s/&/&amp;/g;
1414	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1415	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1418	# replace G<male|female> tags	1649	([BCGHITU])
1419	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1420	$self->gender ? $2 : $1	1651	(?:
1421	}ge	1652	([^<>]*) (?{ $group = $^N })
1422	# replace H<hint text>	1653	| < $interior >
1423	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1424	{	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") {
1425	("<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>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")	1677	"")
1428	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1429	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1430		1689
		1690	for ($xml) {
1431	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1433		1693
1434	# compress some whitespace	1694	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1439		1700
1440	$_	1701	$xml
1441	}	1702	}
		1703
		1704	no re 'eval';
1442		1705
1443	sub hintmode {	1706	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}	1708	$_[0]{hintmode}
1446	}	1709	}
1447		1710
1448	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1449		1712
1450	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1451		1714
1452	=cut	1715	=cut
1453		1716
1454	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1456		1719
1457	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1721	}
1460		1722
1461	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1462		1724
1463	Sends an ext event to the client.	1725	Sends an ext event to the client.
1464		1726
1465	=cut	1727	=cut
1466		1728
1467	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1469		1731
1470	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1471	}	1733	}
1472		1734
1473	=head3 cf::region	1735	=head3 cf::region
1474		1736
1475	=over 4	1737	=over 4
…		…
1488	my ($path) = @_;	1750	my ($path) = @_;
1489		1751
1490	my ($match, $specificity);	1752	my ($match, $specificity);
1491		1753
1492	for my $region (list) {	1754	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1755	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1756	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1757	if $region->specificity > $specificity;
1496	}	1758	}
1497	}	1759	}
1498		1760
…		…
1519	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1521		1783
1522	sub generate_random_map {	1784	sub generate_random_map {
1523	my ($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
1524	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1790	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1618	$self->init; # pass $1 etc.	1883	$self->init; # pass $1 etc.
1619	return $self;	1884	return $self;
1620	}	1885	}
1621	}	1886	}
1622		1887
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1888	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1889	()
1625	}	1890	}
1626		1891
1627	sub init {	1892	sub init {
1628	my ($self) = @_;	1893	my ($self) = @_;
…		…
1650		1915
1651	# the temporary/swap location	1916	# the temporary/swap location
1652	sub save_path {	1917	sub save_path {
1653	my ($self) = @_;	1918	my ($self) = @_;
1654		1919
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1657	}	1922	}
1658		1923
1659	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1660	sub uniq_path {	1925	sub uniq_path {
1661	my ($self) = @_;	1926	my ($self) = @_;
1662		1927
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1665	}	1930	}
1666		1931
1667	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1668	# all maps in C++...	1933	# all maps in C++...
…		…
1691		1956
1692	sub load_header_from($) {	1957	sub load_header_from($) {
1693	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1694		1959
1695	utf8::encode $path;	1960	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	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;
1701		1969
1702	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1703		1971
1704	1	1972	1
1705	}	1973	}
…		…
1759	sub find {	2027	sub find {
1760	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1761		2029
1762	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1763		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1765		2034
1766	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";	2036	my $guard1 = cf::lock_acquire "map_find:$path";
		2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2038
1768	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1769	or return;	2040	or return;
1770		2041
1771	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1772		2043
…		…
1774	or return;	2045	or return;
1775		2046
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard1;
		2051	undef $guard2;
1779	$map->reset;	2052	$map->reset;
1780	undef $guard;
1781	return find $path;	2053	return find $path;
1782	}	2054	}
1783		2055
1784	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1785	}	2057	}
…		…
1794	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1795		2067
1796	my $path = $self->{path};	2068	my $path = $self->{path};
1797		2069
1798	{	2070	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1800		2072
		2073	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2075
1803	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1804		2077
1805	$self->alloc;	2078	$self->alloc;
1806		2079
1807	$self->pre_load;	2080	$self->pre_load;
1808	Coro::cede;	2081	cf::cede_to_tick;
1809		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1811	or return;	2086	or return;
1812		2087
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1814	if delete $self->{load_original};	2089	if delete $self->{load_original};
1815		2090
1816	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2092	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2095	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1821	}	2099	}
1822	}	2100	}
1823		2101
1824	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1825	# now do the right thing for maps	2105	# now do the right thing for maps
1826	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2108	unless $self->difficulty;
1829	Coro::cede;	2109	cf::cede_to_tick;
1830		2110
1831	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2112	$self->decay_objects;
1833	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1834	$self->update_buttons;	2114	$self->update_buttons;
1835	Coro::cede;	2115	cf::cede_to_tick;
1836	$self->set_darkness_map;	2116	$self->set_darkness_map;
1837	Coro::cede;	2117	cf::cede_to_tick;
1838	$self->activate;	2118	$self->activate;
1839	}	2119	}
1840		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2125	}
1843		2126
1844	$self->post_load;	2127	$self->post_load;
1845	}	2128	}
1846		2129
…		…
1855		2138
1856	$self	2139	$self
1857	}	2140	}
1858		2141
1859	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2143	sub load_neighbours {
1861	my ($map) = @_;	2144	my ($map) = @_;
1862		2145
1863	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1864		2147
1865	for (0 .. 3) {	2148	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1867	or next;	2150	or next;
1868	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1869	or next;	2152	or next;
1870	$neigh->load;	2153	$neigh->load;
1871		2154
		2155	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2158	}
1875		2159
1876	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1878	or next;	2163	or next;
1879	$neigh->load;	2164	$neigh->load;
1880	}	2165	}
1881	}	2166	}
1882		2167
…		…
1887	}	2172	}
1888		2173
1889	sub do_load_sync {	2174	sub do_load_sync {
1890	my ($map) = @_;	2175	my ($map) = @_;
1891		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1892	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1893	}	2181	}
1894		2182
1895	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1897		2185
1898	sub find_async {	2186	sub find_async {
1899	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1900		2188
1901	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1902		2190
1903	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2193	}
1906		2194
1907	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1908	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1909	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2202	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2203	$map->load if $v;
		2204	}
1914		2205
1915	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1916	}	2207	}
1917	}	2208	}
1918	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1919	};	2210	};
1920	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1923	}	2214	}
1924		2215
1925	sub save {	2216	sub save {
1926	my ($self) = @_;	2217	my ($self) = @_;
1927		2218
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1929		2220
1930	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1931		2222
1932	return unless $self->dirty;	2223	return unless $self->dirty;
1933		2224
…		…
1939	return if $self->{deny_save};	2230	return if $self->{deny_save};
1940		2231
1941	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1942		2233
1943	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1945	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1946		2240
1947	if ($uniq) {	2241	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2244	} else {
…		…
1956	my ($self) = @_;	2250	my ($self) = @_;
1957		2251
1958	# save first because save cedes	2252	# save first because save cedes
1959	$self->save;	2253	$self->save;
1960		2254
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2256
1963	return if $self->players;	2257	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
1965	return if $self->{deny_save};	2259	return if $self->{deny_save};
1966		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
1967	$self->clear;	2265	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2266	}
1970		2267
1971	sub reset_at {	2268	sub reset_at {
1972	my ($self) = @_;	2269	my ($self) = @_;
1973		2270
…		…
2005	if $uniq;	2302	if $uniq;
2006	}	2303	}
2007		2304
2008	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2009		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2309	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2310
2014	$self->unlink_save;	2311	$self->unlink_save;
2015	$self->destroy;	2312	$self->destroy;
2016	}	2313	}
2017		2314
2018	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2019		2316
2020	sub nuke {	2317	sub nuke {
2021	my ($self) = @_;	2318	my ($self) = @_;
2022		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2023	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2024		2324
2025	$self->unlink_save;	2325	$self->unlink_save;
2026		2326
2027	bless $self, "cf::map";	2327	bless $self, "cf::map";
2028	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2332
2033	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2034		2335
2035	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2036	}	2337	}
2037		2338
2038	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2080		2381
2081	sub unique_maps() {	2382	sub unique_maps() {
2082	[	2383	[
2083	map {	2384	map {
2084	utf8::decode $_;	2385	utf8::decode $_;
2085	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2086	? normalise $_	2389	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2391	]
2090	}	2392	}
2091		2393
2092	package cf;
2093
2094	=back	2394	=back
2095		2395
2096	=head3 cf::object	2396	=head3 cf::object
2097		2397
2098	=cut	2398	=cut
…		…
2101		2401
2102	=over 4	2402	=over 4
2103		2403
2104	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2105		2405
2106	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.
2107		2408
2108	=cut	2409	=cut
2109		2410
2110	sub inv_recursive_;	2411	sub inv_recursive_;
2111	sub inv_recursive_ {	2412	sub inv_recursive_ {
2112	map { $_, inv_recursive_ $_->inv } @_	2413	map { $_, inv_recursive_ $_->inv } @_
2113	}	2414	}
2114		2415
2115	sub inv_recursive {	2416	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
		2418	}
		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	}
2117	}	2446	}
2118		2447
2119	package cf;	2448	package cf;
2120		2449
2121	=back	2450	=back
…		…
2145		2474
2146	} else {	2475	} else {
2147	my $pl = $self->contr;	2476	my $pl = $self->contr;
2148		2477
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2478	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2479	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2480	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2481
2158	} else {	2482	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2483	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2484	$self->message ($msg, $flags);
2161	}	2485	}
2162	}	2486	}
		2487	}
		2488
		2489	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2490
		2491	=cut
		2492
		2493	sub cf::object::send_msg {
		2494	my $pl = shift->contr
		2495	or return;
		2496	$pl->send_msg (@_);
2163	}	2497	}
2164		2498
2165	=item $player_object->may ("access")	2499	=item $player_object->may ("access")
2166		2500
2167	Returns wether the given player is authorized to access resource "access"	2501	Returns wether the given player is authorized to access resource "access"
…		…
2246	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2582	if $x <=0 && $y <= 0;
2249		2583
2250	$map->load;	2584	$map->load;
2251	$map->load_diag;	2585	$map->load_neighbours;
2252		2586
2253	return unless $self->contr->active;	2587	return unless $self->contr->active;
2254	$self->activate_recursive;	2588	$self->activate_recursive;
2255		2589
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
2258	}	2592	}
2259		2593
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2594	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261		2595
2262	Moves the player to the given map-path and coordinates by first freezing	2596	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2597	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2598	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2599	the new (success) or old (failed) map position. In either case, $done will
		2600	be called at the end of this process.
2266		2601
2267	=cut	2602	=cut
2268		2603
2269	our $GOTOGEN;	2604	our $GOTOGEN;
2270		2605
2271	sub cf::object::player::goto {	2606	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2607	my ($self, $path, $x, $y, $check, $done) = @_;
2273		2608
2274	# do generation counting so two concurrent goto's will be executed in-order	2609	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2610	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2611
2277	$self->enter_link;	2612	$self->enter_link;
2278		2613
2279	(async {	2614	(async {
		2615	$Coro::current->{desc} = "player::goto $path $x $y";
		2616
		2617	# *tag paths override both path and x|y
		2618	if ($path =~ /^\*(.*)$/) {
		2619	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2620	my $ob = $obs[rand @obs];
		2621
		2622	# see if we actually can go there
		2623	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2624	$ob = $obs[rand @obs];
		2625	} else {
		2626	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2627	}
		2628	# else put us there anyways for now #d#
		2629
		2630	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2631	} else {
		2632	($path, $x, $y) = (undef, undef, undef);
		2633	}
		2634	}
		2635
2280	my $map = eval {	2636	my $map = eval {
2281	my $map = cf::map::find $path;	2637	my $map = defined $path ? cf::map::find $path : undef;
2282		2638
2283	if ($map) {	2639	if ($map) {
2284	$map = $map->customise_for ($self);	2640	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2641	$map = $check->($map) if $check && $map;
2286	} else {	2642	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2643	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2644	}
2289		2645
2290	$map	2646	$map
2291	};	2647	};
2292		2648
…		…
2297		2653
2298	if ($gen == $self->{_goto_generation}) {	2654	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2655	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2656	$self->leave_link ($map, $x, $y);
2301	}	2657	}
		2658
		2659	$done->() if $done;
2302	})->prio (1);	2660	})->prio (1);
2303	}	2661	}
2304		2662
2305	=item $player_object->enter_exit ($exit_object)	2663	=item $player_object->enter_exit ($exit_object)
2306		2664
…		…
2343	$rmp->{origin_y} = $exit->y;	2701	$rmp->{origin_y} = $exit->y;
2344	}	2702	}
2345		2703
2346	$rmp->{random_seed} ||= $exit->random_seed;	2704	$rmp->{random_seed} ||= $exit->random_seed;
2347		2705
2348	my $data = cf::to_json $rmp;	2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2707	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2708	my $meta = "$RANDOMDIR/$md5.meta";
2351		2709
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2711	aio_write $fh, 0, (length $data), $data, 0;
…		…
2380	# if exit is damned, update players death & WoR home-position	2738	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)	2739	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);	2740	if $exit->flag (FLAG_DAMNED);
2383		2741
2384	(async {	2742	(async {
		2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2744
2385	$self->deactivate_recursive; # just to be sure	2745	$self->deactivate_recursive; # just to be sure
2386	unless (eval {	2746	unless (eval {
2387	$self->goto ($slaying, $hp, $sp);	2747	$self->goto ($slaying, $hp, $sp);
2388		2748
2389	1;	2749	1;
…		…
2415		2775
2416	utf8::encode $text;	2776	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2777	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2778	}
2419		2779
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2780	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2781
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2782	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2783	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2784	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2785	the message unless the client supports the msg packet.
2426		2786
2427	=cut	2787	=cut
2428		2788
		2789	# non-persistent channels (usually the info channel)
		2790	our %CHANNEL = (
		2791	"c/identify" => {
		2792	id => "infobox",
		2793	title => "Identify",
		2794	reply => undef,
		2795	tooltip => "Items recently identified",
		2796	},
		2797	"c/examine" => {
		2798	id => "infobox",
		2799	title => "Examine",
		2800	reply => undef,
		2801	tooltip => "Signs and other items you examined",
		2802	},
		2803	"c/book" => {
		2804	id => "infobox",
		2805	title => "Book",
		2806	reply => undef,
		2807	tooltip => "The contents of a note or book",
		2808	},
		2809	"c/lookat" => {
		2810	id => "infobox",
		2811	title => "Look",
		2812	reply => undef,
		2813	tooltip => "What you saw there",
		2814	},
		2815	"c/who" => {
		2816	id => "infobox",
		2817	title => "Players",
		2818	reply => undef,
		2819	tooltip => "Shows players who are currently online",
		2820	},
		2821	"c/body" => {
		2822	id => "infobox",
		2823	title => "Body Parts",
		2824	reply => undef,
		2825	tooltip => "Shows which body parts you posess and are available",
		2826	},
		2827	"c/uptime" => {
		2828	id => "infobox",
		2829	title => "Uptime",
		2830	reply => undef,
		2831	tooltip => "How long the server has been running since last restart",
		2832	},
		2833	"c/mapinfo" => {
		2834	id => "infobox",
		2835	title => "Map Info",
		2836	reply => undef,
		2837	tooltip => "Information related to the maps",
		2838	},
		2839	"c/party" => {
		2840	id => "party",
		2841	title => "Party",
		2842	reply => "gsay ",
		2843	tooltip => "Messages and chat related to your party",
		2844	},
		2845	);
		2846
2429	sub cf::client::send_msg {	2847	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	2848	my ($self, $channel, $msg, $color, @extra) = @_;
2431		2849
2432	$msg = $self->pl->expand_cfpod ($msg);	2850	$msg = $self->pl->expand_cfpod ($msg);
2433		2851
		2852	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2853
		2854	# check predefined channels, for the benefit of C
		2855	if ($CHANNEL{$channel}) {
		2856	$channel = $CHANNEL{$channel};
		2857
		2858	$self->ext_msg (channel_info => $channel)
		2859	if $self->can_msg;
		2860
		2861	$channel = $channel->{id};
		2862
		2863	} elsif (ref $channel) {
		2864	# send meta info to client, if not yet sent
		2865	unless (exists $self->{channel}{$channel->{id}}) {
		2866	$self->{channel}{$channel->{id}} = $channel;
		2867	$self->ext_msg (channel_info => $channel)
		2868	if $self->can_msg;
		2869	}
		2870
		2871	$channel = $channel->{id};
		2872	}
		2873
2434	return unless @extra || length $msg;	2874	return unless @extra || length $msg;
2435		2875
2436	if ($self->can_msg) {	2876	if ($self->can_msg) {
		2877	# default colour, mask it out
		2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2879	if $color & cf::NDI_DEF;
		2880
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2881	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2882	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2438	} else {	2883	} else {
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448
2449	if ($color >= 0) {	2884	if ($color >= 0) {
		2885	# replace some tags by gcfclient-compatible ones
		2886	for ($msg) {
		2887	1 while
		2888	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2889	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2890	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2891	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2892	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2893	}
		2894
		2895	$color &= cf::NDI_COLOR_MASK;
		2896
		2897	utf8::encode $msg;
		2898
2450	if (0 && $msg =~ /\[/) {	2899	if (0 && $msg =~ /\[/) {
		2900	# COMMAND/INFO
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	2901	$self->send_packet ("drawextinfo $color 10 8 $msg")
2452	} else {	2902	} else {
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2903	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")	2904	$self->send_packet ("drawinfo $color $msg")
2455	}	2905	}
2456	}	2906	}
2457	}	2907	}
2458	}	2908	}
2459		2909
2460	=item $client->ext_event ($type, %msg)	2910	=item $client->ext_msg ($type, @msg)
2461		2911
2462	Sends an ext event to the client.	2912	Sends an ext event to the client.
2463		2913
2464	=cut	2914	=cut
2465		2915
2466	sub cf::client::ext_event($$%) {	2916	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	2917	my ($self, $type, @msg) = @_;
2468		2918
		2919	if ($self->extcmd == 2) {
		2920	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2921	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	2922	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2923	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2924	}
		2925	}
		2926
		2927	=item $client->ext_reply ($msgid, @msg)
		2928
		2929	Sends an ext reply to the client.
		2930
		2931	=cut
		2932
		2933	sub cf::client::ext_reply($$@) {
		2934	my ($self, $id, @msg) = @_;
		2935
		2936	if ($self->extcmd == 2) {
		2937	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2938	} elsif ($self->extcmd == 1) {
		2939	#TODO: version 1, remove
		2940	unshift @msg, msgtype => "reply", msgid => $id;
		2941	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2942	}
2471	}	2943	}
2472		2944
2473	=item $success = $client->query ($flags, "text", \&cb)	2945	=item $success = $client->query ($flags, "text", \&cb)
2474		2946
2475	Queues a query to the client, calling the given callback with	2947	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3002	my ($ns, $buf) = @_;
2531		3003
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3004	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3005
2534	if (ref $msg) {	3006	if (ref $msg) {
		3007	my ($type, $reply, @payload) =
		3008	"ARRAY" eq ref $msg
		3009	? @$msg
		3010	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3011
		3012	my @reply;
		3013
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3014	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3015	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3016	}
		3017
		3018	$ns->ext_reply ($reply, @reply)
		3019	if $reply;
		3020
2541	} else {	3021	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3022	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	3023	}
2544		3024
2545	cf::override;	3025	cf::override;
…		…
2592	our $safe = new Safe "safe";	3072	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3073	our $safe_hole = new Safe::Hole;
2594		3074
2595	$SIG{FPE} = 'IGNORE';	3075	$SIG{FPE} = 'IGNORE';
2596		3076
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3077	$safe->permit_only (Opcode::opset qw(
		3078	:base_core :base_mem :base_orig :base_math
		3079	grepstart grepwhile mapstart mapwhile
		3080	sort time
		3081	));
2598		3082
2599	# here we export the classes and methods available to script code	3083	# here we export the classes and methods available to script code
2600		3084
2601	=pod	3085	=pod
2602		3086
2603	The following functions and methods are available within a safe environment:	3087	The following functions and methods are available within a safe environment:
2604		3088
2605	cf::object	3089	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3090	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3091	insert remove name archname title slaying race decrease split
2608		3092
2609	cf::object::player	3093	cf::object::player
2610	player	3094	player
2611		3095
2612	cf::player	3096	cf::player
…		…
2617		3101
2618	=cut	3102	=cut
2619		3103
2620	for (	3104	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3106	insert remove inv name archname title slaying race
		3107	decrease split destroy)],
2623	["cf::object::player" => qw(player)],	3108	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3109	["cf::player" => qw(peaceful)],
2625	["cf::map" => qw(trigger)],	3110	["cf::map" => qw(trigger)],
2626	) {	3111	) {
2627	no strict 'refs';	3112	no strict 'refs';
…		…
2703	# the server's init and main functions	3188	# the server's init and main functions
2704		3189
2705	sub load_facedata($) {	3190	sub load_facedata($) {
2706	my ($path) = @_;	3191	my ($path) = @_;
2707		3192
		3193	# HACK to clear player env face cache, we need some signal framework
		3194	# for this (global event?)
		3195	%ext::player_env::MUSIC_FACE_CACHE = ();
		3196
		3197	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3198
2708	warn "loading facedata from $path\n";	3199	warn "loading facedata from $path\n";
2709		3200
2710	my $facedata;	3201	my $facedata;
2711	0 < aio_load $path, $facedata	3202	0 < aio_load $path, $facedata
2712	or die "$path: $!";	3203	or die "$path: $!";
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3205	$facedata = Coro::Storable::thaw $facedata;
2715		3206
2716	$facedata->{version} == 2	3207	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3208	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3209
		3210	# patch in the exptable
		3211	$facedata->{resource}{"res/exp_table"} = {
		3212	type => FT_RSRC,
		3213	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3214	};
		3215	cf::cede_to_tick;
		3216
2719	{	3217	{
2720	my $faces = $facedata->{faceinfo};	3218	my $faces = $facedata->{faceinfo};
2721		3219
2722	while (my ($face, $info) = each %$faces) {	3220	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3221	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3222
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3223	cf::face::set_visibility $idx, $info->{visibility};
		3224	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3225	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3226	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2727	Coro::cede;	3227
		3228	cf::cede_to_tick;
2728	}	3229	}
2729		3230
2730	while (my ($face, $info) = each %$faces) {	3231	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3232	next unless $info->{smooth};
		3233
2732	my $idx = cf::face::find $face	3234	my $idx = cf::face::find $face
2733	or next;	3235	or next;
		3236
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3237	if (my $smooth = cf::face::find $info->{smooth}) {
		3238	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3239	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3240	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3241	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3242	}
2739	Coro::cede;	3243
		3244	cf::cede_to_tick;
2740	}	3245	}
2741	}	3246	}
2742		3247
2743	{	3248	{
2744	my $anims = $facedata->{animinfo};	3249	my $anims = $facedata->{animinfo};
2745		3250
2746	while (my ($anim, $info) = each %$anims) {	3251	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3252	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3253	cf::cede_to_tick;
2749	}	3254	}
2750		3255
2751	cf::anim::invalidate_all; # d'oh	3256	cf::anim::invalidate_all; # d'oh
2752	}	3257	}
2753		3258
		3259	{
		3260	# TODO: for gcfclient pleasure, we should give resources
		3261	# that gcfclient doesn't grok a >10000 face index.
		3262	my $res = $facedata->{resource};
		3263
		3264	while (my ($name, $info) = each %$res) {
		3265	if (defined $info->{type}) {
		3266	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3267	my $data;
		3268
		3269	if ($info->{type} & 1) {
		3270	# prepend meta info
		3271
		3272	my $meta = $enc->encode ({
		3273	name => $name,
		3274	%{ $info->{meta} || {} },
		3275	});
		3276
		3277	$data = pack "(w/a*)*", $meta, $info->{data};
		3278	} else {
		3279	$data = $info->{data};
		3280	}
		3281
		3282	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3283	cf::face::set_type $idx, $info->{type};
		3284	} else {
		3285	$RESOURCE{$name} = $info;
		3286	}
		3287
		3288	cf::cede_to_tick;
		3289	}
		3290	}
		3291
		3292	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3293
2754	1	3294	1
2755	}	3295	}
2756		3296
		3297	cf::global->attach (on_resource_update => sub {
		3298	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3299	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3300
		3301	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3302	my $sound = $soundconf->{compat}[$_]
		3303	or next;
		3304
		3305	my $face = cf::face::find "sound/$sound->[1]";
		3306	cf::sound::set $sound->[0] => $face;
		3307	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3308	}
		3309
		3310	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3311	my $face = cf::face::find "sound/$v";
		3312	cf::sound::set $k => $face;
		3313	}
		3314	}
		3315	});
		3316
		3317	register_exticmd fx_want => sub {
		3318	my ($ns, $want) = @_;
		3319
		3320	while (my ($k, $v) = each %$want) {
		3321	$ns->fx_want ($k, $v);
		3322	}
		3323	};
		3324
		3325	sub load_resource_file($) {
		3326	my $guard = lock_acquire "load_resource_file";
		3327
		3328	my $status = load_resource_file_ $_[0];
		3329	get_slot 0.1, 100;
		3330	cf::arch::commit_load;
		3331
		3332	$status
		3333	}
		3334
2757	sub reload_regions {	3335	sub reload_regions {
		3336	# HACK to clear player env face cache, we need some signal framework
		3337	# for this (global event?)
		3338	%ext::player_env::MUSIC_FACE_CACHE = ();
		3339
2758	load_resource_file "$MAPDIR/regions"	3340	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3341	or die "unable to load regions file\n";
		3342
		3343	for (cf::region::list) {
		3344	$_->{match} = qr/$_->{match}/
		3345	if exists $_->{match};
		3346	}
2760	}	3347	}
2761		3348
2762	sub reload_facedata {	3349	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3350	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3351	or die "unable to load facedata\n";
2765	}	3352	}
2766		3353
2767	sub reload_archetypes {	3354	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3355	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3356	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3357	}
2776		3358
2777	sub reload_treasures {	3359	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3360	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3361	or die "unable to load treasurelists\n";
2780	}	3362	}
2781		3363
2782	sub reload_resources {	3364	sub reload_resources {
2783	warn "reloading resource files...\n";	3365	warn "reloading resource files...\n";
2784		3366
		3367	reload_facedata;
		3368	reload_archetypes;
2785	reload_regions;	3369	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3370	reload_treasures;
2790		3371
2791	warn "finished reloading resource files\n";	3372	warn "finished reloading resource files\n";
2792	}	3373	}
2793		3374
2794	sub init {	3375	sub init {
		3376	my $guard = freeze_mainloop;
		3377
2795	reload_resources;	3378	reload_resources;
2796	}	3379	}
2797		3380
2798	sub cfg_load {	3381	sub reload_config {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3382	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3383	or return;
2801		3384
2802	local $/;	3385	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3386	*CFG = YAML::Load <$fh>;
2804		3387
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806		3389
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3390	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2819	sub main {	3402	sub main {
2820	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3406	(async {
2824	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
2826	};	3410	};
2827		3411
2828	cfg_load;	3412	{
		3413	my $guard = freeze_mainloop;
		3414	reload_config;
2829	db_init;	3415	db_init;
2830	load_extensions;	3416	load_extensions;
2831		3417
2832	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	evthread_start IO::AIO::poll_fileno;
		3420	}
		3421
2833	Event::loop;	3422	EV::loop;
2834	}	3423	}
2835		3424
2836	#############################################################################	3425	#############################################################################
2837	# initialisation and cleanup	3426	# initialisation and cleanup
2838		3427
2839	# install some emergency cleanup handlers	3428	# install some emergency cleanup handlers
2840	BEGIN {	3429	BEGIN {
		3430	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3431	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3432	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3433	cf::cleanup "SIG$signal";
2849	},
2850	);	3434	};
2851	}	3435	}
2852	}	3436	}
2853		3437
2854	sub write_runtime {	3438	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3439	my $runtime = "$LOCALDIR/runtime";
2856		3440
2857	# first touch the runtime file to show we are still running:	3441	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3442	# the fsync below can take a very very long time.
2859		3443
…		…
2885	and return;	3469	and return;
2886		3470
2887	warn "runtime file written.\n";	3471	warn "runtime file written.\n";
2888		3472
2889	1	3473	1
		3474	}
		3475
		3476	our $uuid_lock;
		3477	our $uuid_skip;
		3478
		3479	sub write_uuid_sync($) {
		3480	$uuid_skip ||= $_[0];
		3481
		3482	return if $uuid_lock;
		3483	local $uuid_lock = 1;
		3484
		3485	my $uuid = "$LOCALDIR/uuid";
		3486
		3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3488	or return;
		3489
		3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3491	$uuid_skip = 0;
		3492
		3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3494	and return;
		3495
		3496	# always fsync - this file is important
		3497	aio_fsync $fh
		3498	and return;
		3499
		3500	close $fh
		3501	or return;
		3502
		3503	aio_rename "$uuid~", $uuid
		3504	and return;
		3505
		3506	warn "uuid file written ($value).\n";
		3507
		3508	1
		3509
		3510	}
		3511
		3512	sub write_uuid($$) {
		3513	my ($skip, $sync) = @_;
		3514
		3515	$sync ? write_uuid_sync $skip
		3516	: async { write_uuid_sync $skip };
2890	}	3517	}
2891		3518
2892	sub emergency_save() {	3519	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3520	my $freeze_guard = cf::freeze_mainloop;
2894		3521
…		…
2900	# and maps saved/destroyed asynchronously.	3527	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3528	warn "begin emergency player save\n";
2902	for my $login (keys %cf::PLAYER) {	3529	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3530	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3531	$pl->valid or next;
		3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3533	$pl->save;
2906	}	3534	}
2907	warn "end emergency player save\n";	3535	warn "end emergency player save\n";
2908		3536
2909	warn "begin emergency map save\n";	3537	warn "begin emergency map save\n";
…		…
2915	warn "end emergency map save\n";	3543	warn "end emergency map save\n";
2916		3544
2917	warn "begin emergency database checkpoint\n";	3545	warn "begin emergency database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3546	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3547	warn "end emergency database checkpoint\n";
		3548
		3549	warn "begin write uuid\n";
		3550	write_uuid_sync 1;
		3551	warn "end write uuid\n";
2920	};	3552	};
2921		3553
2922	warn "leave emergency perl save\n";	3554	warn "leave emergency perl save\n";
2923	}	3555	}
2924		3556
…		…
2939	warn "reloading...";	3571	warn "reloading...";
2940		3572
2941	warn "entering sync_job";	3573	warn "entering sync_job";
2942		3574
2943	cf::sync_job {	3575	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3576	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3577	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3578	cf::write_runtime_sync; # external watchdog should not bark
2947		3579
2948	warn "syncing database to disk";	3580	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3582
2951	# if anything goes wrong in here, we should simply crash as we already saved	3583	# if anything goes wrong in here, we should simply crash as we already saved
2952
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957		3584
2958	warn "flushing outstanding aio requests";	3585	warn "flushing outstanding aio requests";
2959	for (;;) {	3586	for (;;) {
2960	BDB::flush;	3587	BDB::flush;
2961	IO::AIO::flush;	3588	IO::AIO::flush;
2962	Coro::cede;	3589	Coro::cede_notself;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3590	last unless IO::AIO::nreqs || BDB::nreqs;
2964	warn "iterate...";	3591	warn "iterate...";
2965	}	3592	}
2966		3593
2967	++$RELOAD;	3594	++$RELOAD;
…		…
3026	warn "reloading cf.pm";	3653	warn "reloading cf.pm";
3027	require cf;	3654	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3029		3656
3030	warn "loading config and database again";	3657	warn "loading config and database again";
3031	cf::cfg_load;	3658	cf::reload_config;
3032		3659
3033	warn "loading extensions";	3660	warn "loading extensions";
3034	cf::load_extensions;	3661	cf::load_extensions;
3035		3662
3036	warn "reattaching attachments to objects/players";	3663	warn "reattaching attachments to objects/players";
…		…
3043	warn "leaving sync_job";	3670	warn "leaving sync_job";
3044		3671
3045	1	3672	1
3046	} or do {	3673	} or do {
3047	warn $@;	3674	warn $@;
3048	warn "error while reloading, exiting.";	3675	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3676	};
3051		3677
3052	warn "reloaded";	3678	warn "reloaded";
3053	};	3679	};
3054		3680
…		…
3056		3682
3057	sub reload_perl() {	3683	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3684	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3685	# coro crashes during coro_state_free->destroy here.
3060		3686
3061	$RELOAD_WATCHER ||= Event->timer (	3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3062	reentrant => 0,
3063	after => 0,
3064	data => WF_AUTOCANCEL,
3065	cb => sub {
3066	do_reload_perl;	3688	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3689	undef $RELOAD_WATCHER;
3068	},
3069	);	3690	};
3070	}	3691	}
3071		3692
3072	register_command "reload" => sub {	3693	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3694	my ($who, $arg) = @_;
3074		3695
3075	if ($who->flag (FLAG_WIZ)) {	3696	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3697	$who->message ("reloading server.");
		3698	async {
		3699	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3700	reload_perl;
		3701	};
3078	}	3702	}
3079	};	3703	};
3080		3704
3081	unshift @INC, $LIBDIR;	3705	unshift @INC, $LIBDIR;
3082		3706
…		…
3084		3708
3085	our @WAIT_FOR_TICK;	3709	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3710	our @WAIT_FOR_TICK_BEGIN;
3087		3711
3088	sub wait_for_tick {	3712	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3713	return if tick_inhibit || $Coro::current == $Coro::main;
3091		3714
3092	my $signal = new Coro::Signal;	3715	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3716	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3717	$signal->wait;
3095	}	3718	}
3096		3719
3097	sub wait_for_tick_begin {	3720	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3721	return if tick_inhibit || $Coro::current == $Coro::main;
3100		3722
3101	my $signal = new Coro::Signal;	3723	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3724	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3725	$signal->wait;
3104	}	3726	}
3105		3727
3106	my $min = 1e6;#d#	3728	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3729	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3730	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	3731	unless ++$bug_warning > 10;
3118	return;	3732	return;
3119	}	3733	}
3120		3734
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	3735	cf::server_tick; # one server iteration
3124		3736
3125	0 && sync_job {#d#	3737	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3126	for(1..10) {	3738	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3127	my $t = Event::time;	3739	Coro::async_pool {
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3740	$Coro::current->{desc} = "runtime saver";
3129	or die;	3741	write_runtime_sync
3130		3742	or warn "ERROR: unable to write runtime file: $!";
3131	$map->width (50);
3132	$map->height (50);
3133	$map->alloc;
3134	$map->_load_objects ("/tmp/x.map", 1);
3135	my $t = Event::time - $t;
3136
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	3743	};
		3744	}
3147		3745
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3746	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	3747	$sig->send;
3164	}	3748	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	3749	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	3750	$sig->send;
3167	}	3751	}
3168		3752
3169	$NOW = Event::time;	3753	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3754	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		3755
3180	_post_tick;	3756	if (0) {
3181		3757	if ($NEXT_TICK) {
3182		3758	my $jitter = $TICK_START - $NEXT_TICK;
		3759	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3760	warn "jitter $JITTER\n";#d#
		3761	}
3183	},	3762	}
3184	);	3763	}
3185		3764
3186	{	3765	{
3187	BDB::max_poll_time $TICK * 0.1;	3766	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	3767
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	3768	BDB::min_parallel 8;
3197		3769	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	3770	$Coro::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		3771
3213	unless ($DB_ENV) {	3772	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	3773	$DB_ENV = BDB::db_env_create;
		3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3775	| BDB::LOG_AUTOREMOVE, 1);
		3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		3778
3216	cf::sync_job {	3779	cf::sync_job {
3217	eval {	3780	eval {
3218	BDB::db_env_open	3781	BDB::db_env_open
3219	$DB_ENV,	3782	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3784	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3785	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	3786	0666;
3224		3787
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3788	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	3789	};
3230		3790
3231	cf::cleanup "db_env_open(db): $@" if $@;	3791	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	3792	};
3233	}	3793	}
		3794
		3795	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3796	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3797	};
		3798	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3799	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3800	};
		3801	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3802	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3803	};
3234	}	3804	}
3235		3805
3236	{	3806	{
		3807	# configure IO::AIO
		3808
3237	IO::AIO::min_parallel 8;	3809	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	3810	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	3811	$Coro::AIO::WATCHER->priority (1);
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	3812	}
3250		3813
3251	my $_log_backtrace;	3814	my $_log_backtrace;
3252		3815
3253	sub _log_backtrace {	3816	sub _log_backtrace {
…		…
3257		3820
3258	# limit the # of concurrent backtraces	3821	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	3822	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	3823	++$_log_backtrace;
3261	async {	3824	async {
		3825	$Coro::current->{desc} = "abt $msg";
		3826
3262	my @bt = fork_call {	3827	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	3828	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3829	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3830	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	3831	or die "addr2line: $!";

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