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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.282 by elmex, Tue Jun 19 18:15:34 2007 UTC vs.
Revision 1.420 by root, Tue Apr 15 14:21:04 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
		48	use JSON::XS 2.01 ();
25	use BDB ();	49	use BDB ();
26	use Data::Dumper;	50	use Data::Dumper;
27	use Digest::MD5;	51	use Digest::MD5;
28	use Fcntl;	52	use Fcntl;
29	use YAML::Syck ();	53	use YAML ();
30	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
31	use Time::HiRes;	55	use Time::HiRes;
32	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
33		58
34	# configure various modules to our taste	59	# configure various modules to our taste
35	#	60	#
36	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
37	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
38	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
39		64
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$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
46		66
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		68
49	our %COMMAND = ();	69	our %COMMAND = ();
50	our %COMMAND_TIME = ();	70	our %COMMAND_TIME = ();
51		71
52	our @EXTS = (); # list of extension package names	72	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	73	our %EXTCMD = ();
		74	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	75	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	76	our %EXT_MAP = (); # pluggable maps
56		77
57	our $RELOAD; # number of reloads so far	78	our $RELOAD; # number of reloads so far
58	our @EVENT;	79	our @EVENT;
…		…
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
71		93
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	97	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		99
80	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	104	our $DB_ENV;
82		105
83	our %CFG;	106	our %CFG;
84		107
85	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
87		111
88	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
91		115
92	# 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 ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		118
95	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)
96	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
98		123
99	binmode STDOUT;	124	binmode STDOUT;
100	binmode STDERR;	125	binmode STDERR;
101		126
102	# read virtual server time, if available	127	# read virtual server time, if available
…		…
155		180
156	The raw value load value from the last tick.	181	The raw value load value from the last tick.
157		182
158	=item %cf::CFG	183	=item %cf::CFG
159		184
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	186	from wherever your confdir points to.
162		187
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		189
165	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
166	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
167	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.
168		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
169	=back	200	=back
170		201
171	=cut	202	=cut
172		203
173	BEGIN {	204	BEGIN {
…		…
177	$msg .= "\n"	208	$msg .= "\n"
178	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
179		210
180	$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;
181		212
182	utf8::encode $msg;
183	LOG llevError, $msg;	213	LOG llevError, $msg;
184	};	214	};
185	}	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	$SIG{__DIE__} = sub { }; #d#?
186		231
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
203	)) {	248	)) {
204	no strict 'refs';	249	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	251	}
207		252
208	$Event::DIED = sub {	253	$EV::DIED = sub {
209	warn "error in event callback: @_";	254	warn "error in event callback: @_";
210	};	255	};
211		256
212	#############################################################################	257	#############################################################################
213		258
…		…
236	$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;
237	$d	282	$d
238	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
239	}	284	}
240		285
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
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.
		293
		294	=cut
		295
		296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		297
		298	sub encode_json($) { $json_coder->encode ($_[0]) }
		299	sub decode_json($) { $json_coder->decode ($_[0]) }
250		300
251	=item cf::lock_wait $string	301	=item cf::lock_wait $string
252		302
253	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
254		304
…		…
257	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
258	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,
259	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
260	returned.	310	returned.
261		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
262	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
263	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
264		317
265	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
266		319
267	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
268		321
269	=cut	322	=cut
270		323
271	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
272		326
273	sub lock_wait($) {	327	sub lock_wait($) {
274	my ($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#
275		334
276	# wait for lock, if any	335	# wait for lock, if any
277	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	338	Coro::schedule;
…		…
285		344
286	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
287	lock_wait $key;	346	lock_wait $key;
288		347
289	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
290		350
291	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
294	}	355	}
295	}	356	}
296		357
…		…
299		360
300	! ! $LOCK{$key}	361	! ! $LOCK{$key}
301	}	362	}
302		363
303	sub freeze_mainloop {	364	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
305		366
306	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
307	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
308	};	428	}
309	$TICK_WATCHER->stop;	429	};
310	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit;
		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	$sig->wait;
311	}	443	}
312		444
313	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
314		446
315	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		452
321	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
322		454
323	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
324		456
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	460	acceptable.
329		461
330	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		468
337	sub sync_job(&) {	469	sub sync_job(&) {
338	my ($job) = @_;	470	my ($job) = @_;
339		471
340	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	473	my $time = EV::time;
342		474
343	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
345		477
346	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	479
348	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
349		481
350	my $busy = 1;	482	my $busy = 1;
351	my @res;	483	my @res;
352		484
353	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	487	@res = eval { $job->() };
355	warn $@ if $@;	488	warn $@ if $@;
356	undef $busy;	489	undef $busy;
357	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
358		491
359	while ($busy) {	492	while ($busy) {
360	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
361	}	497	}
		498	}
362		499
363	$time = Event::time - $time;	500	my $time = EV::time - $time;
364		501
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
369		503
370	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
371	} else {	505	} else {
372	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
373		507
…		…
398	=item fork_call { }, $args	532	=item fork_call { }, $args
399		533
400	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
404		538
405	=cut	539	=cut
406		540
407	sub fork_call(&@) {	541	sub fork_call(&@) {
408	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
409		543
410	# 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,
411	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		547
415	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	549	reset_signals;
428	local $SIG{__WARN__};	550	&$cb
429	local $SIG{__DIE__};	551	}, @args;
430	eval {
431	close $fh1;
432		552
433	my @res = eval { $cb->(@args) };	553	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	554	}
435	};
436		555
437	warn $@ if $@;	556	=item $coin = coin_from_name $name
438	_exit 0;	557
439	}	558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		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
440	}	581	}
441		582
442	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
443		584
444	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
447		588
448	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
449	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).
450		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
451	=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	}
452		615
453	our $DB;	616	our $DB;
454		617
455	sub db_init {	618	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	619	cf::sync_job {
460	eval {	620	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	621	};
470	}	622	}
471		623
472	sub db_get($$) {	624	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
474		626
…		…
524	if (1) {	676	if (1) {
525	$md5 =	677	$md5 =
526	join "\x00",	678	join "\x00",
527	$processversion,	679	$processversion,
528	map {	680	map {
529	Coro::cede;	681	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	683	} 0.. $#$src;
532		684
533		685
534	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	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")
579	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
580		732
581	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>
582	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
583	Crossfire TRT).	735	Deliantra).
584		736
585	=over 4	737	=over 4
586		738
587	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
588		740
…		…
840	";	992	";
841	die if $@;	993	die if $@;
842	}	994	}
843		995
844	our $override;	996	our $override;
845	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?
846		998
847	sub override {	999	sub override {
848	$override = 1;	1000	$override = 1;
849	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
850	}	1002	}
851		1003
852	sub do_invoke {	1004	sub do_invoke {
853	my $event = shift;	1005	my $event = shift;
854	my $callbacks = shift;	1006	my $callbacks = shift;
855		1007
856	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
857		1009
858	local $override;	1010	local $override;
859		1011
860	for (@$callbacks) {	1012	for (@$callbacks) {
861	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
870	}	1022	}
871		1023
872	0	1024	0
873	}	1025	}
874		1026
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1028
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1030
879	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
880		1032
881	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
882	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
883	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1036
885	=back	1037	=back
886		1038
887	=cut	1039	=cut
888		1040
889	#############################################################################	1041	#############################################################################
890	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
891		1085
892	sub reattach {	1086	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1088	my ($obj) = @_;
895		1089
…		…
916	cf::attachable->attach (	1110	cf::attachable->attach (
917	prio => -1000000,	1111	prio => -1000000,
918	on_instantiate => sub {	1112	on_instantiate => sub {
919	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
920		1114
921	$data = from_json $data;	1115	$data = decode_json $data;
922		1116
923	for (@$data) {	1117	for (@$data) {
924	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
925		1119
926	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1136	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
944		1138
945	sync_job {	1139	sync_job {
946	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
949		1144
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1149	close $fh;
955		1150
956	if (@$objs) {	1151	if (@$objs) {
957	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) {
958	chmod SAVE_MODE, $fh;	1153	chmod SAVE_MODE, $fh;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1157	close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
964	}	1159	}
…		…
972	}	1167	}
973	} else {	1168	} else {
974	aio_unlink $filename;	1169	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
976	}	1171	}
977	}	1172	};
978	}	1173	}
979		1174
980	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
982		1177
…		…
994	or return;	1189	or return;
995		1190
996	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
998	or return;	1193	or return;
		1194
999	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1000	}	1197	}
1001		1198
		1199	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1004	return ($data, $av);	1203	($data, $av)
1005	}	1204	}
1006		1205
1007	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1008		1207
1009	=over 4	1208	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1228	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1229	}
1031		1230
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1231	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1232
1034	Register a callback fro execution when the client sends an extcmd packet.	1233	Register a callback for execution when the client sends an (synchronous)
		1234	extcmd packet. Ext commands will be processed in the order they are
		1235	received by the server, like other user commands. The first argument is
		1236	the logged-in player. Ext commands can only be processed after a player
		1237	has logged in successfully.
1035		1238
1036	If the callback returns something, it is sent back as if reply was being	1239	If the callback returns something, it is sent back as if reply was being
1037	called.	1240	called.
1038		1241
		1242	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1243
		1244	Register a callback for execution when the client sends an (asynchronous)
		1245	exticmd packet. Exti commands are processed by the server as soon as they
		1246	are received, i.e. out of order w.r.t. other commands. The first argument
		1247	is a client socket. Exti commands can be received anytime, even before
		1248	log-in.
		1249
		1250	If the callback returns something, it is sent back as if reply was being
		1251	called.
		1252
1039	=cut	1253	=cut
1040		1254
1041	sub register_extcmd {	1255	sub register_extcmd {
1042	my ($name, $cb) = @_;	1256	my ($name, $cb) = @_;
1043		1257
1044	$EXTCMD{$name} = $cb;	1258	$EXTCMD{$name} = $cb;
		1259	}
		1260
		1261	sub register_exticmd {
		1262	my ($name, $cb) = @_;
		1263
		1264	$EXTICMD{$name} = $cb;
1045	}	1265	}
1046		1266
1047	cf::player->attach (	1267	cf::player->attach (
1048	on_command => sub {	1268	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1269	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1278	cf::override;
1059	},	1279	},
1060	on_extcmd => sub {	1280	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1062		1282
1063	my $msg = eval { from_json $buf };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1284
1065	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
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1071	} else {	1300	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1302	}
1074		1303
1075	cf::override;	1304	cf::override;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1130		1359
1131	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1361	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1363	}
1136		1364
1137	warn $msg;	1365	warn $msg;
1138	}	1366	}
1139		1367
…		…
1164	use Coro::AIO;	1392	use Coro::AIO;
1165		1393
1166	=head3 cf::player	1394	=head3 cf::player
1167		1395
1168	=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	}
1169		1411
1170	=item cf::player::find $login	1412	=item cf::player::find $login
1171		1413
1172	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1173		1415
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1455
1214	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461	local $cf::PLAYER_LOADING{$login} = $pl;
		1462	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
1217	}	1464	}
1218	}	1465	}
1219	}	1466	}
1220		1467
…		…
1229	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1230		1477
1231	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1233		1480
		1481	cf::get_slot 0.01;
		1482
1234	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1235	Coro::cede;	1484	cf::cede_to_tick;
1236	}	1485	}
1237		1486
1238	sub new($) {	1487	sub new($) {
1239	my ($login) = @_;	1488	my ($login) = @_;
1240		1489
…		…
1244	$self->{deny_save} = 1;	1493	$self->{deny_save} = 1;
1245		1494
1246	$cf::PLAYER{$login} = $self;	1495	$cf::PLAYER{$login} = $self;
1247		1496
1248	$self	1497	$self
		1498	}
		1499
		1500	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1501
		1502	=cut
		1503
		1504	sub send_msg {
		1505	my $ns = shift->ns
		1506	or return;
		1507	$ns->send_msg (@_);
1249	}	1508	}
1250		1509
1251	=item $pl->quit_character	1510	=item $pl->quit_character
1252		1511
1253	Nukes the player without looking back. If logged in, the connection will	1512	Nukes the player without looking back. If logged in, the connection will
…		…
1308	or return [];	1567	or return [];
1309		1568
1310	my @logins;	1569	my @logins;
1311		1570
1312	for my $login (@$dirs) {	1571	for my $login (@$dirs) {
		1572	my $path = path $login;
		1573
		1574	# a .pst is a dead give-away for a valid player
		1575	unless (-e "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1577	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1578	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1579	}
1316		1580
1317	utf8::decode $login;	1581	utf8::decode $login;
1318	push @logins, $login;	1582	push @logins, $login;
1319	}	1583	}
1320		1584
…		…
1347	}	1611	}
1348		1612
1349	\@paths	1613	\@paths
1350	}	1614	}
1351		1615
		1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1617
		1618	Expand crossfire pod fragments into protocol xml.
		1619
		1620	=cut
		1621
		1622	use re 'eval';
		1623
		1624	my $group;
		1625	my $interior; $interior = qr{
		1626	# match a pod interior sequence sans C<< >>
		1627	(?:
		1628	\ (.*?)\ (?{ $group = $^N })
		1629	| < (??{$interior}) >
		1630	)
		1631	}x;
		1632
		1633	sub expand_cfpod {
		1634	my ($self, $pod) = @_;
		1635
		1636	my $xml;
		1637
		1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
		1641
		1642	$group =~ s/&/&amp;/g;
		1643	$group =~ s/</&lt;/g;
		1644
		1645	$xml .= $group;
		1646	} elsif ($pod =~ m%\G
		1647	([BCGHITU])
		1648	<
		1649	(?:
		1650	([^<>]*) (?{ $group = $^N })
		1651	| < $interior >
		1652	)
		1653	>
		1654	%gcsx
		1655	) {
		1656	my ($code, $data) = ($1, $group);
		1657
		1658	if ($code eq "B") {
		1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1660	} elsif ($code eq "I") {
		1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1662	} elsif ($code eq "U") {
		1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1664	} elsif ($code eq "C") {
		1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1666	} elsif ($code eq "T") {
		1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1668	} elsif ($code eq "G") {
		1669	my ($male, $female) = split /\|/, $data;
		1670	$data = $self->gender ? $female : $male;
		1671	$xml .= expand_cfpod ($self, $data);
		1672	} elsif ($code eq "H") {
		1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1675	"")
		1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
		1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
		1687
		1688	for ($xml) {
		1689	# create single paragraphs (very hackish)
		1690	s/(?<=\S)\n(?=\w)/ /g;
		1691
		1692	# compress some whitespace
		1693	s/\s+\n/\n/g; # ws line-ends
		1694	s/\n\n+/\n/g; # double lines
		1695	s/^\n+//; # beginning lines
		1696	s/\n+$//; # ending lines
		1697	}
		1698
		1699	$xml
		1700	}
		1701
		1702	no re 'eval';
		1703
		1704	sub hintmode {
		1705	$_[0]{hintmode} = $_[1] if @_ > 1;
		1706	$_[0]{hintmode}
		1707	}
		1708
1352	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1353		1710
1354	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1355		1712
1356	=cut	1713	=cut
1357		1714
1358	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1359	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1360		1717
1361	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1362
1363	$self->send ("ext " . cf::to_json \%msg);
1364	}	1719	}
1365		1720
1366	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1367		1722
1368	Sends an ext event to the client.	1723	Sends an ext event to the client.
1369		1724
1370	=cut	1725	=cut
1371		1726
1372	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1373	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1374		1729
1375	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1376	}	1731	}
1377		1732
1378	=head3 cf::region	1733	=head3 cf::region
1379		1734
1380	=over 4	1735	=over 4
…		…
1393	my ($path) = @_;	1748	my ($path) = @_;
1394		1749
1395	my ($match, $specificity);	1750	my ($match, $specificity);
1396		1751
1397	for my $region (list) {	1752	for my $region (list) {
1398	if ($region->match && $path =~ $region->match) {	1753	if ($region->{match} && $path =~ $region->{match}) {
1399	($match, $specificity) = ($region, $region->specificity)	1754	($match, $specificity) = ($region, $region->specificity)
1400	if $region->specificity > $specificity;	1755	if $region->specificity > $specificity;
1401	}	1756	}
1402	}	1757	}
1403		1758
…		…
1424	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1425	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1426		1781
1427	sub generate_random_map {	1782	sub generate_random_map {
1428	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1429	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1430	$self->_create_random_map (	1788	$self->_create_random_map (
1431	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1432	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1433	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1523	$self->init; # pass $1 etc.	1881	$self->init; # pass $1 etc.
1524	return $self;	1882	return $self;
1525	}	1883	}
1526	}	1884	}
1527		1885
1528	Carp::carp "unable to resolve path '$path' (base '$base').";	1886	Carp::cluck "unable to resolve path '$path' (base '$base').";
1529	()	1887	()
1530	}	1888	}
1531		1889
1532	sub init {	1890	sub init {
1533	my ($self) = @_;	1891	my ($self) = @_;
…		…
1555		1913
1556	# the temporary/swap location	1914	# the temporary/swap location
1557	sub save_path {	1915	sub save_path {
1558	my ($self) = @_;	1916	my ($self) = @_;
1559		1917
1560	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1561	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1562	}	1920	}
1563		1921
1564	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1565	sub uniq_path {	1923	sub uniq_path {
1566	my ($self) = @_;	1924	my ($self) = @_;
1567		1925
1568	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1569	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1570	}	1928	}
1571		1929
1572	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1573	# all maps in C++...	1931	# all maps in C++...
…		…
1596		1954
1597	sub load_header_from($) {	1955	sub load_header_from($) {
1598	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1599		1957
1600	utf8::encode $path;	1958	utf8::encode $path;
1601	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1602	# or return;
1603
1604	$self->_load_header ($path)
1605	or return;	1960	or return;
		1961
		1962	$self->_load_header ($f)
		1963	or return;
		1964
		1965	local $MAP_LOADING{$self->{path}} = $self;
		1966	$f->resolve_delayed_derefs;
1606		1967
1607	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1608		1969
1609	1	1970	1
1610	}	1971	}
…		…
1664	sub find {	2025	sub find {
1665	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1666		2027
1667	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1668		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1669	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1670		2032
1671	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1672	my $guard = cf::lock_acquire "map_find:$path";	2034	my $guard1 = cf::lock_acquire "map_find:$path";
		2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2036
1673	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1674	or return;	2038	or return;
1675		2039
1676	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1677		2041
…		…
1679	or return;	2043	or return;
1680		2044
1681	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1682	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1683	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1684	$map->reset;	2050	$map->reset;
1685	undef $guard;
1686	return find $path;	2051	return find $path;
1687	}	2052	}
1688		2053
1689	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1690	}	2055	}
…		…
1699	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1700		2065
1701	my $path = $self->{path};	2066	my $path = $self->{path};
1702		2067
1703	{	2068	{
1704	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1705		2070
		2071	return unless $self->valid;
1706	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1707		2073
1708	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1709		2075
1710	$self->alloc;	2076	$self->alloc;
1711		2077
1712	$self->pre_load;	2078	$self->pre_load;
1713	Coro::cede;	2079	cf::cede_to_tick;
1714		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1715	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1716	or return;	2084	or return;
1717		2085
1718	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1719	if delete $self->{load_original};	2087	if delete $self->{load_original};
1720		2088
1721	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1722	utf8::encode $uniq;	2090	utf8::encode $uniq;
1723	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1724	$self->clear_unique_items;	2093	$self->clear_unique_items;
1725	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1726	}	2097	}
1727	}	2098	}
1728		2099
1729	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1730	# now do the right thing for maps	2103	# now do the right thing for maps
1731	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1732	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1733	unless $self->difficulty;	2106	unless $self->difficulty;
1734	Coro::cede;	2107	cf::cede_to_tick;
1735		2108
1736	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1737	$self->decay_objects;	2110	$self->decay_objects;
1738	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1739	$self->update_buttons;	2112	$self->update_buttons;
1740	Coro::cede;	2113	cf::cede_to_tick;
1741	$self->set_darkness_map;	2114	$self->set_darkness_map;
1742	Coro::cede;	2115	cf::cede_to_tick;
1743	$self->activate;	2116	$self->activate;
1744	}	2117	}
1745		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1746	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1747	}	2123	}
1748		2124
1749	$self->post_load;	2125	$self->post_load;
1750	}	2126	}
1751		2127
…		…
1760		2136
1761	$self	2137	$self
1762	}	2138	}
1763		2139
1764	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1765	sub load_diag {	2141	sub load_neighbours {
1766	my ($map) = @_;	2142	my ($map) = @_;
1767		2143
1768	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1769		2145
1770	for (0 .. 3) {	2146	for (0 .. 3) {
1771	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1772	or next;	2148	or next;
1773	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1774	or next;	2150	or next;
1775	$neigh->load;	2151	$neigh->load;
1776		2152
		2153	push @neigh,
1777	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1778	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1779	}	2156	}
1780		2157
1781	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1782	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1783	or next;	2161	or next;
1784	$neigh->load;	2162	$neigh->load;
1785	}	2163	}
1786	}	2164	}
1787		2165
…		…
1792	}	2170	}
1793		2171
1794	sub do_load_sync {	2172	sub do_load_sync {
1795	my ($map) = @_;	2173	my ($map) = @_;
1796		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1797	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1798	}	2179	}
1799		2180
1800	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1801	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1802		2183
1803	sub find_async {	2184	sub find_async {
1804	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1805		2186
1806	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1807		2188
1808	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1809	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1810	}	2191	}
1811		2192
1812	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1813	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1814	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1815	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1816	my $map = find $path	2200	if (my $map = find $k) {
1817	or next;
1818	$map->load;	2201	$map->load if $v;
		2202	}
1819		2203
1820	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
1821	}	2205	}
1822	}	2206	}
1823	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
1824	};	2208	};
1825	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
1828	}	2212	}
1829		2213
1830	sub save {	2214	sub save {
1831	my ($self) = @_;	2215	my ($self) = @_;
1832		2216
1833	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1834		2218
1835	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1836		2220
1837	return unless $self->dirty;	2221	return unless $self->dirty;
1838		2222
…		…
1844	return if $self->{deny_save};	2228	return if $self->{deny_save};
1845		2229
1846	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
1847		2231
1848	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
1849	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
1850	};	2235	};
		2236
		2237	cf::get_slot 0.02;
1851		2238
1852	if ($uniq) {	2239	if ($uniq) {
1853	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1854	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1855	} else {	2242	} else {
…		…
1861	my ($self) = @_;	2248	my ($self) = @_;
1862		2249
1863	# save first because save cedes	2250	# save first because save cedes
1864	$self->save;	2251	$self->save;
1865		2252
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2254
1868	return if $self->players;	2255	return if $self->players;
1869	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
1870	return if $self->{deny_save};	2257	return if $self->{deny_save};
1871		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
1872	$self->clear;	2263	$self->clear;
1873	$self->in_memory (cf::MAP_SWAPPED);
1874	}	2264	}
1875		2265
1876	sub reset_at {	2266	sub reset_at {
1877	my ($self) = @_;	2267	my ($self) = @_;
1878		2268
…		…
1910	if $uniq;	2300	if $uniq;
1911	}	2301	}
1912		2302
1913	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
1914		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
1915	$self->clear;	2307	$self->clear;
1916
1917	$_->clear_links_to ($self) for values %cf::MAP;
1918		2308
1919	$self->unlink_save;	2309	$self->unlink_save;
1920	$self->destroy;	2310	$self->destroy;
1921	}	2311	}
1922		2312
1923	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
1924		2314
1925	sub nuke {	2315	sub nuke {
1926	my ($self) = @_;	2316	my ($self) = @_;
1927		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
1928	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
1929		2322
1930	$self->unlink_save;	2323	$self->unlink_save;
1931		2324
1932	bless $self, "cf::map";	2325	bless $self, "cf::map";
1933	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
1934	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
1935	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
1936	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1937		2330
1938	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
1939		2333
1940	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
1941	}	2335	}
1942		2336
1943	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
1985		2379
1986	sub unique_maps() {	2380	sub unique_maps() {
1987	[	2381	[
1988	map {	2382	map {
1989	utf8::decode $_;	2383	utf8::decode $_;
1990	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
1991	? normalise $_	2387	: normalise $_
1992	: ()
1993	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
1994	]	2389	]
1995	}	2390	}
1996		2391
1997	package cf;
1998
1999	=back	2392	=back
2000		2393
2001	=head3 cf::object	2394	=head3 cf::object
2002		2395
2003	=cut	2396	=cut
…		…
2006		2399
2007	=over 4	2400	=over 4
2008		2401
2009	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2010		2403
2011	Returns the inventory of the object _and_ their inventories, recursively.	2404	Returns the inventory of the object I<and> their inventories, recursively,
		2405	but I<not> the object itself.
2012		2406
2013	=cut	2407	=cut
2014		2408
2015	sub inv_recursive_;	2409	sub inv_recursive_;
2016	sub inv_recursive_ {	2410	sub inv_recursive_ {
2017	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2018	}	2412	}
2019		2413
2020	sub inv_recursive {	2414	sub inv_recursive {
2021	inv_recursive_ inv $_[0]	2415	inv_recursive_ inv $_[0]
		2416	}
		2417
		2418	=item $ref = $ob->ref
		2419
		2420	Creates and returns a persistent reference to an object that can be stored as a string.
		2421
		2422	=item $ob = cf::object::deref ($refstring)
		2423
		2424	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2425	even if the object actually exists. May block.
		2426
		2427	=cut
		2428
		2429	sub deref {
		2430	my ($ref) = @_;
		2431
		2432	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2433	my ($uuid, $name) = ($1, $2);
		2434	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2435	or return;
		2436	$pl->ob->uuid eq $uuid
		2437	or return;
		2438
		2439	$pl->ob
		2440	} else {
		2441	warn "$ref: cannot resolve object reference\n";
		2442	undef
		2443	}
2022	}	2444	}
2023		2445
2024	package cf;	2446	package cf;
2025		2447
2026	=back	2448	=back
…		…
2050		2472
2051	} else {	2473	} else {
2052	my $pl = $self->contr;	2474	my $pl = $self->contr;
2053		2475
2054	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2055	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2056	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2057	$diag->{id}, msgtype => "reply", msg => $msg, add_topics => []
2058	);
2059		2479
2060	} else {	2480	} else {
2061	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2062	$self->message ($msg, $flags);	2482	$self->message ($msg, $flags);
2063	}	2483	}
2064	}	2484	}
		2485	}
		2486
		2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2488
		2489	=cut
		2490
		2491	sub cf::object::send_msg {
		2492	my $pl = shift->contr
		2493	or return;
		2494	$pl->send_msg (@_);
2065	}	2495	}
2066		2496
2067	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2068		2498
2069	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2148	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2149	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2150	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2151		2581
2152	$map->load;	2582	$map->load;
2153	$map->load_diag;	2583	$map->load_neighbours;
2154		2584
2155	return unless $self->contr->active;	2585	return unless $self->contr->active;
2156	$self->activate_recursive;	2586	$self->activate_recursive;
2157		2587
2158	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2159	$self->enter_map ($map, $x, $y);	2589	$self->enter_map ($map, $x, $y);
2160	}	2590	}
2161		2591
2162	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2163		2593
2164	Moves the player to the given map-path and coordinates by first freezing	2594	Moves the player to the given map-path and coordinates by first freezing
2165	her, loading and preparing them map, calling the provided $check callback	2595	her, loading and preparing them map, calling the provided $check callback
2166	that has to return the map if sucecssful, and then unfreezes the player on	2596	that has to return the map if sucecssful, and then unfreezes the player on
2167	the new (success) or old (failed) map position.	2597	the new (success) or old (failed) map position. In either case, $done will
		2598	be called at the end of this process.
2168		2599
2169	=cut	2600	=cut
2170		2601
2171	our $GOTOGEN;	2602	our $GOTOGEN;
2172		2603
2173	sub cf::object::player::goto {	2604	sub cf::object::player::goto {
2174	my ($self, $path, $x, $y, $check) = @_;	2605	my ($self, $path, $x, $y, $check, $done) = @_;
2175		2606
2176	# do generation counting so two concurrent goto's will be executed in-order	2607	# do generation counting so two concurrent goto's will be executed in-order
2177	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2178		2609
2179	$self->enter_link;	2610	$self->enter_link;
2180		2611
2181	(async {	2612	(async {
		2613	$Coro::current->{desc} = "player::goto $path $x $y";
		2614
		2615	# *tag paths override both path and x|y
		2616	if ($path =~ /^\*(.*)$/) {
		2617	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2618	my $ob = $obs[rand @obs];
		2619
		2620	# see if we actually can go there
		2621	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2622	$ob = $obs[rand @obs];
		2623	} else {
		2624	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2625	}
		2626	# else put us there anyways for now #d#
		2627
		2628	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2629	} else {
		2630	($path, $x, $y) = (undef, undef, undef);
		2631	}
		2632	}
		2633
2182	my $map = eval {	2634	my $map = eval {
2183	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2184		2636
2185	if ($map) {	2637	if ($map) {
2186	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2187	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2188	} else {	2640	} else {
2189	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2190	}	2642	}
2191		2643
2192	$map	2644	$map
2193	};	2645	};
2194		2646
…		…
2199		2651
2200	if ($gen == $self->{_goto_generation}) {	2652	if ($gen == $self->{_goto_generation}) {
2201	delete $self->{_goto_generation};	2653	delete $self->{_goto_generation};
2202	$self->leave_link ($map, $x, $y);	2654	$self->leave_link ($map, $x, $y);
2203	}	2655	}
		2656
		2657	$done->() if $done;
2204	})->prio (1);	2658	})->prio (1);
2205	}	2659	}
2206		2660
2207	=item $player_object->enter_exit ($exit_object)	2661	=item $player_object->enter_exit ($exit_object)
2208		2662
…		…
2245	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2246	}	2700	}
2247		2701
2248	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2249		2703
2250	my $data = cf::to_json $rmp;	2704	my $data = cf::encode_json $rmp;
2251	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2252	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2253		2707
2254	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2255	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2277	my $hp = $exit->stats->hp;	2731	my $hp = $exit->stats->hp;
2278	my $sp = $exit->stats->sp;	2732	my $sp = $exit->stats->sp;
2279		2733
2280	$self->enter_link;	2734	$self->enter_link;
2281		2735
		2736	# if exit is damned, update players death & WoR home-position
		2737	$self->contr->savebed ($slaying, $hp, $sp)
		2738	if $exit->flag (FLAG_DAMNED);
		2739
2282	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2283	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2284	unless (eval {	2744	unless (eval {
2285	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2286		2746
2287	1;	2747	1;
…		…
2313		2773
2314	utf8::encode $text;	2774	utf8::encode $text;
2315	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2316	}	2776	}
2317		2777
		2778	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2779
		2780	Send a drawinfo or msg packet to the client, formatting the msg for the
		2781	client if neccessary. C<$type> should be a string identifying the type of
		2782	the message, with C<log> being the default. If C<$color> is negative, suppress
		2783	the message unless the client supports the msg packet.
		2784
		2785	=cut
		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	);
		2838
		2839	sub cf::client::send_msg {
		2840	my ($self, $channel, $msg, $color, @extra) = @_;
		2841
		2842	$msg = $self->pl->expand_cfpod ($msg);
		2843
		2844	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2845
		2846	# check predefined channels, for the benefit of C
		2847	if ($CHANNEL{$channel}) {
		2848	$channel = $CHANNEL{$channel};
		2849
		2850	$self->ext_msg (channel_info => $channel)
		2851	if $self->can_msg;
		2852
		2853	$channel = $channel->{id};
		2854
		2855	} elsif (ref $channel) {
		2856	# send meta info to client, if not yet sent
		2857	unless (exists $self->{channel}{$channel->{id}}) {
		2858	$self->{channel}{$channel->{id}} = $channel;
		2859	$self->ext_msg (channel_info => $channel)
		2860	if $self->can_msg;
		2861	}
		2862
		2863	$channel = $channel->{id};
		2864	}
		2865
		2866	return unless @extra || length $msg;
		2867
		2868	if ($self->can_msg) {
		2869	# default colour, mask it out
		2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2871	if $color & cf::NDI_DEF;
		2872
		2873	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2875	} else {
		2876	if ($color >= 0) {
		2877	# replace some tags by gcfclient-compatible ones
		2878	for ($msg) {
		2879	1 while
		2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2885	}
		2886
		2887	$color &= cf::NDI_COLOR_MASK;
		2888
		2889	utf8::encode $msg;
		2890
		2891	if (0 && $msg =~ /\[/) {
		2892	# COMMAND/INFO
		2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2894	} else {
		2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2896	$self->send_packet ("drawinfo $color $msg")
		2897	}
		2898	}
		2899	}
		2900	}
		2901
2318	=item $client->ext_event ($type, %msg)	2902	=item $client->ext_msg ($type, @msg)
2319		2903
2320	Sends an exti event to the client.	2904	Sends an ext event to the client.
2321		2905
2322	=cut	2906	=cut
2323		2907
2324	sub cf::client::ext_event($$%) {	2908	sub cf::client::ext_msg($$@) {
2325	my ($self, $type, %msg) = @_;	2909	my ($self, $type, @msg) = @_;
2326		2910
		2911	if ($self->extcmd == 2) {
		2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2913	} elsif ($self->extcmd == 1) { # TODO: remove
2327	$msg{msgtype} = "event_$type";	2914	push @msg, msgtype => "event_$type";
2328	$self->send_packet ("ext " . cf::to_json \%msg);	2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2916	}
		2917	}
		2918
		2919	=item $client->ext_reply ($msgid, @msg)
		2920
		2921	Sends an ext reply to the client.
		2922
		2923	=cut
		2924
		2925	sub cf::client::ext_reply($$@) {
		2926	my ($self, $id, @msg) = @_;
		2927
		2928	if ($self->extcmd == 2) {
		2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2930	} elsif ($self->extcmd == 1) {
		2931	#TODO: version 1, remove
		2932	unshift @msg, msgtype => "reply", msgid => $id;
		2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2934	}
2329	}	2935	}
2330		2936
2331	=item $success = $client->query ($flags, "text", \&cb)	2937	=item $success = $client->query ($flags, "text", \&cb)
2332		2938
2333	Queues a query to the client, calling the given callback with	2939	Queues a query to the client, calling the given callback with
2334	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2940	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2335	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2941	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2336		2942
2337	Queries can fail, so check the return code. Or don't, as queries will become	2943	Queries can fail, so check the return code. Or don't, as queries will
2338	reliable at some point in the future.	2944	become reliable at some point in the future.
2339		2945
2340	=cut	2946	=cut
2341		2947
2342	sub cf::client::query {	2948	sub cf::client::query {
2343	my ($self, $flags, $text, $cb) = @_;	2949	my ($self, $flags, $text, $cb) = @_;
…		…
2351	utf8::encode $text;	2957	utf8::encode $text;
2352	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2958	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2353		2959
2354	$self->send_packet ($self->{query_queue}[0][0])	2960	$self->send_packet ($self->{query_queue}[0][0])
2355	if @{ $self->{query_queue} } == 1;	2961	if @{ $self->{query_queue} } == 1;
		2962
		2963	1
2356	}	2964	}
2357		2965
2358	cf::client->attach (	2966	cf::client->attach (
		2967	on_connect => sub {
		2968	my ($ns) = @_;
		2969
		2970	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2971	},
2359	on_reply => sub {	2972	on_reply => sub {
2360	my ($ns, $msg) = @_;	2973	my ($ns, $msg) = @_;
2361		2974
2362	# this weird shuffling is so that direct followup queries	2975	# this weird shuffling is so that direct followup queries
2363	# get handled first	2976	# get handled first
…		…
2375	} else {	2988	} else {
2376	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2989	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2377	}	2990	}
2378	}	2991	}
2379	},	2992	},
		2993	on_exticmd => sub {
		2994	my ($ns, $buf) = @_;
		2995
		2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2997
		2998	if (ref $msg) {
		2999	my ($type, $reply, @payload) =
		3000	"ARRAY" eq ref $msg
		3001	? @$msg
		3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3003
		3004	my @reply;
		3005
		3006	if (my $cb = $EXTICMD{$type}) {
		3007	@reply = $cb->($ns, @payload);
		3008	}
		3009
		3010	$ns->ext_reply ($reply, @reply)
		3011	if $reply;
		3012
		3013	} else {
		3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3015	}
		3016
		3017	cf::override;
		3018	},
2380	);	3019	);
2381		3020
2382	=item $client->async (\&cb)	3021	=item $client->async (\&cb)
2383		3022
2384	Create a new coroutine, running the specified callback. The coroutine will	3023	Create a new coroutine, running the specified callback. The coroutine will
…		…
2425	our $safe = new Safe "safe";	3064	our $safe = new Safe "safe";
2426	our $safe_hole = new Safe::Hole;	3065	our $safe_hole = new Safe::Hole;
2427		3066
2428	$SIG{FPE} = 'IGNORE';	3067	$SIG{FPE} = 'IGNORE';
2429		3068
2430	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3069	$safe->permit_only (Opcode::opset qw(
		3070	:base_core :base_mem :base_orig :base_math
		3071	grepstart grepwhile mapstart mapwhile
		3072	sort time
		3073	));
2431		3074
2432	# here we export the classes and methods available to script code	3075	# here we export the classes and methods available to script code
2433		3076
2434	=pod	3077	=pod
2435		3078
2436	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2437		3080
2438	cf::object contr pay_amount pay_player map	3081	cf::object
		3082	contr pay_amount pay_player map x y force_find force_add destroy
		3083	insert remove name archname title slaying race decrease_ob_nr
		3084
2439	cf::object::player player	3085	cf::object::player
2440	cf::player peaceful	3086	player
2441	cf::map trigger	3087
		3088	cf::player
		3089	peaceful
		3090
		3091	cf::map
		3092	trigger
2442		3093
2443	=cut	3094	=cut
2444		3095
2445	for (	3096	for (
2446	["cf::object" => qw(contr pay_amount pay_player map)],	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3098	insert remove inv name archname title slaying race
		3099	decrease_ob_nr destroy)],
2447	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2448	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2449	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2450	) {	3103	) {
2451	no strict 'refs';	3104	no strict 'refs';
…		…
2527	# the server's init and main functions	3180	# the server's init and main functions
2528		3181
2529	sub load_facedata($) {	3182	sub load_facedata($) {
2530	my ($path) = @_;	3183	my ($path) = @_;
2531		3184
		3185	# HACK to clear player env face cache, we need some signal framework
		3186	# for this (global event?)
		3187	%ext::player_env::MUSIC_FACE_CACHE = ();
		3188
		3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3190
2532	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2533		3192
2534	my $facedata;	3193	my $facedata;
2535	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2536	or die "$path: $!";	3195	or die "$path: $!";
…		…
2538	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2539		3198
2540	$facedata->{version} == 2	3199	$facedata->{version} == 2
2541	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2542		3201
		3202	# patch in the exptable
		3203	$facedata->{resource}{"res/exp_table"} = {
		3204	type => FT_RSRC,
		3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3206	};
		3207	cf::cede_to_tick;
		3208
2543	{	3209	{
2544	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2545		3211
2546	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2547	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2548	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3215	cf::face::set_visibility $idx, $info->{visibility};
		3216	cf::face::set_magicmap $idx, $info->{magicmap};
2549	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2550	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2551	Coro::cede;	3219
		3220	cf::cede_to_tick;
2552	}	3221	}
2553		3222
2554	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2555	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2556	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2557	or next;	3227	or next;
		3228
2558	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
		3230	cf::face::set_smooth $idx, $smooth;
2559	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2560	} else {	3232	} else {
2561	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
2562	}	3234	}
2563	Coro::cede;	3235
		3236	cf::cede_to_tick;
2564	}	3237	}
2565	}	3238	}
2566		3239
2567	{	3240	{
2568	my $anims = $facedata->{animinfo};	3241	my $anims = $facedata->{animinfo};
2569		3242
2570	while (my ($anim, $info) = each %$anims) {	3243	while (my ($anim, $info) = each %$anims) {
2571	cf::anim::set $anim, $info->{frames}, $info->{facings};	3244	cf::anim::set $anim, $info->{frames}, $info->{facings};
2572	Coro::cede;	3245	cf::cede_to_tick;
2573	}	3246	}
2574		3247
2575	cf::anim::invalidate_all; # d'oh	3248	cf::anim::invalidate_all; # d'oh
2576	}	3249	}
2577		3250
		3251	{
		3252	# TODO: for gcfclient pleasure, we should give resources
		3253	# that gcfclient doesn't grok a >10000 face index.
		3254	my $res = $facedata->{resource};
		3255
		3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
		3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3259	my $data;
		3260
		3261	if ($info->{type} & 1) {
		3262	# prepend meta info
		3263
		3264	my $meta = $enc->encode ({
		3265	name => $name,
		3266	%{ $info->{meta} || {} },
		3267	});
		3268
		3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
		3276	} else {
		3277	$RESOURCE{$name} = $info;
		3278	}
		3279
		3280	cf::cede_to_tick;
		3281	}
		3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3285
2578	1	3286	1
2579	}	3287	}
2580		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
		3308
		3309	register_exticmd fx_want => sub {
		3310	my ($ns, $want) = @_;
		3311
		3312	while (my ($k, $v) = each %$want) {
		3313	$ns->fx_want ($k, $v);
		3314	}
		3315	};
		3316
2581	sub reload_regions {	3317	sub reload_regions {
		3318	# HACK to clear player env face cache, we need some signal framework
		3319	# for this (global event?)
		3320	%ext::player_env::MUSIC_FACE_CACHE = ();
		3321
2582	load_resource_file "$MAPDIR/regions"	3322	load_resource_file "$MAPDIR/regions"
2583	or die "unable to load regions file\n";	3323	or die "unable to load regions file\n";
		3324
		3325	for (cf::region::list) {
		3326	$_->{match} = qr/$_->{match}/
		3327	if exists $_->{match};
		3328	}
2584	}	3329	}
2585		3330
2586	sub reload_facedata {	3331	sub reload_facedata {
2587	load_facedata "$DATADIR/facedata"	3332	load_facedata "$DATADIR/facedata"
2588	or die "unable to load facedata\n";	3333	or die "unable to load facedata\n";
2589	}	3334	}
2590		3335
2591	sub reload_archetypes {	3336	sub reload_archetypes {
		3337	load_resource_file "$DATADIR/archetypes"
		3338	or die "unable to load archetypes\n";
		3339	#d# NEED to laod twice to resolve forward references
		3340	# this really needs to be done in an extra post-pass
		3341	# (which needs to be synchronous, so solve it differently)
2592	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
2593	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
2594	}	3344	}
2595		3345
2596	sub reload_treasures {	3346	sub reload_treasures {
…		…
2612		3362
2613	sub init {	3363	sub init {
2614	reload_resources;	3364	reload_resources;
2615	}	3365	}
2616		3366
2617	sub cfg_load {	3367	sub reload_config {
2618	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
2619	or return;	3369	or return;
2620		3370
2621	local $/;	3371	local $/;
2622	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
2623		3373
2624	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2625		3375
2626	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2627	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2638	sub main {	3388	sub main {
2639	# we must not ever block the main coroutine	3389	# we must not ever block the main coroutine
2640	local $Coro::idle = sub {	3390	local $Coro::idle = sub {
2641	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2642	(async {	3392	(async {
2643	Event::one_event;	3393	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3394	EV::loop EV::LOOP_ONESHOT;
2644	})->prio (Coro::PRIO_MAX);	3395	})->prio (Coro::PRIO_MAX);
2645	};	3396	};
2646		3397
2647	cfg_load;	3398	reload_config;
2648	db_init;	3399	db_init;
2649	load_extensions;	3400	load_extensions;
2650		3401
2651	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	evthread_start IO::AIO::poll_fileno;
2652	Event::loop;	3404	EV::loop;
2653	}	3405	}
2654		3406
2655	#############################################################################	3407	#############################################################################
2656	# initialisation and cleanup	3408	# initialisation and cleanup
2657		3409
2658	# install some emergency cleanup handlers	3410	# install some emergency cleanup handlers
2659	BEGIN {	3411	BEGIN {
		3412	our %SIGWATCHER = ();
2660	for my $signal (qw(INT HUP TERM)) {	3413	for my $signal (qw(INT HUP TERM)) {
2661	Event->signal (	3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2662	reentrant => 0,
2663	data => WF_AUTOCANCEL,
2664	signal => $signal,
2665	prio => 0,
2666	cb => sub {
2667	cf::cleanup "SIG$signal";	3415	cf::cleanup "SIG$signal";
2668	},
2669	);	3416	};
2670	}	3417	}
2671	}	3418	}
2672		3419
2673	sub write_runtime {	3420	sub write_runtime_sync {
2674	my $runtime = "$LOCALDIR/runtime";	3421	my $runtime = "$LOCALDIR/runtime";
2675		3422
2676	# first touch the runtime file to show we are still running:	3423	# first touch the runtime file to show we are still running:
2677	# the fsync below can take a very very long time.	3424	# the fsync below can take a very very long time.
2678		3425
…		…
2704	and return;	3451	and return;
2705		3452
2706	warn "runtime file written.\n";	3453	warn "runtime file written.\n";
2707		3454
2708	1	3455	1
		3456	}
		3457
		3458	our $uuid_lock;
		3459	our $uuid_skip;
		3460
		3461	sub write_uuid_sync($) {
		3462	$uuid_skip ||= $_[0];
		3463
		3464	return if $uuid_lock;
		3465	local $uuid_lock = 1;
		3466
		3467	my $uuid = "$LOCALDIR/uuid";
		3468
		3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3470	or return;
		3471
		3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3473	$uuid_skip = 0;
		3474
		3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3476	and return;
		3477
		3478	# always fsync - this file is important
		3479	aio_fsync $fh
		3480	and return;
		3481
		3482	close $fh
		3483	or return;
		3484
		3485	aio_rename "$uuid~", $uuid
		3486	and return;
		3487
		3488	warn "uuid file written ($value).\n";
		3489
		3490	1
		3491
		3492	}
		3493
		3494	sub write_uuid($$) {
		3495	my ($skip, $sync) = @_;
		3496
		3497	$sync ? write_uuid_sync $skip
		3498	: async { write_uuid_sync $skip };
2709	}	3499	}
2710		3500
2711	sub emergency_save() {	3501	sub emergency_save() {
2712	my $freeze_guard = cf::freeze_mainloop;	3502	my $freeze_guard = cf::freeze_mainloop;
2713		3503
…		…
2719	# and maps saved/destroyed asynchronously.	3509	# and maps saved/destroyed asynchronously.
2720	warn "begin emergency player save\n";	3510	warn "begin emergency player save\n";
2721	for my $login (keys %cf::PLAYER) {	3511	for my $login (keys %cf::PLAYER) {
2722	my $pl = $cf::PLAYER{$login} or next;	3512	my $pl = $cf::PLAYER{$login} or next;
2723	$pl->valid or next;	3513	$pl->valid or next;
		3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2724	$pl->save;	3515	$pl->save;
2725	}	3516	}
2726	warn "end emergency player save\n";	3517	warn "end emergency player save\n";
2727		3518
2728	warn "begin emergency map save\n";	3519	warn "begin emergency map save\n";
…		…
2734	warn "end emergency map save\n";	3525	warn "end emergency map save\n";
2735		3526
2736	warn "begin emergency database checkpoint\n";	3527	warn "begin emergency database checkpoint\n";
2737	BDB::db_env_txn_checkpoint $DB_ENV;	3528	BDB::db_env_txn_checkpoint $DB_ENV;
2738	warn "end emergency database checkpoint\n";	3529	warn "end emergency database checkpoint\n";
		3530
		3531	warn "begin write uuid\n";
		3532	write_uuid_sync 1;
		3533	warn "end write uuid\n";
2739	};	3534	};
2740		3535
2741	warn "leave emergency perl save\n";	3536	warn "leave emergency perl save\n";
2742	}	3537	}
2743		3538
…		…
2758	warn "reloading...";	3553	warn "reloading...";
2759		3554
2760	warn "entering sync_job";	3555	warn "entering sync_job";
2761		3556
2762	cf::sync_job {	3557	cf::sync_job {
2763	cf::write_runtime; # external watchdog should not bark	3558	cf::write_runtime_sync; # external watchdog should not bark
2764	cf::emergency_save;	3559	cf::emergency_save;
2765	cf::write_runtime; # external watchdog should not bark	3560	cf::write_runtime_sync; # external watchdog should not bark
2766		3561
2767	warn "syncing database to disk";	3562	warn "syncing database to disk";
2768	BDB::db_env_txn_checkpoint $DB_ENV;	3563	BDB::db_env_txn_checkpoint $DB_ENV;
2769		3564
2770	# if anything goes wrong in here, we should simply crash as we already saved	3565	# if anything goes wrong in here, we should simply crash as we already saved
2771
2772	warn "cancelling all WF_AUTOCANCEL watchers";
2773	for (Event::all_watchers) {
2774	$_->cancel if $_->data & WF_AUTOCANCEL;
2775	}
2776		3566
2777	warn "flushing outstanding aio requests";	3567	warn "flushing outstanding aio requests";
2778	for (;;) {	3568	for (;;) {
2779	BDB::flush;	3569	BDB::flush;
2780	IO::AIO::flush;	3570	IO::AIO::flush;
2781	Coro::cede;	3571	Coro::cede_notself;
2782	last unless IO::AIO::nreqs || BDB::nreqs;	3572	last unless IO::AIO::nreqs || BDB::nreqs;
2783	warn "iterate...";	3573	warn "iterate...";
2784	}	3574	}
2785		3575
2786	++$RELOAD;	3576	++$RELOAD;
…		…
2790	%EXT_CORO = ();	3580	%EXT_CORO = ();
2791		3581
2792	warn "removing commands";	3582	warn "removing commands";
2793	%COMMAND = ();	3583	%COMMAND = ();
2794		3584
2795	warn "removing ext commands";	3585	warn "removing ext/exti commands";
2796	%EXTCMD = ();	3586	%EXTCMD = ();
		3587	%EXTICMD = ();
2797		3588
2798	warn "unloading/nuking all extensions";	3589	warn "unloading/nuking all extensions";
2799	for my $pkg (@EXTS) {	3590	for my $pkg (@EXTS) {
2800	warn "... unloading $pkg";	3591	warn "... unloading $pkg";
2801		3592
…		…
2844	warn "reloading cf.pm";	3635	warn "reloading cf.pm";
2845	require cf;	3636	require cf;
2846	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2847		3638
2848	warn "loading config and database again";	3639	warn "loading config and database again";
2849	cf::cfg_load;	3640	cf::reload_config;
2850		3641
2851	warn "loading extensions";	3642	warn "loading extensions";
2852	cf::load_extensions;	3643	cf::load_extensions;
2853		3644
2854	warn "reattaching attachments to objects/players";	3645	warn "reattaching attachments to objects/players";
…		…
2861	warn "leaving sync_job";	3652	warn "leaving sync_job";
2862		3653
2863	1	3654	1
2864	} or do {	3655	} or do {
2865	warn $@;	3656	warn $@;
2866	warn "error while reloading, exiting.";	3657	cf::cleanup "error while reloading, exiting.";
2867	exit 1;
2868	};	3658	};
2869		3659
2870	warn "reloaded";	3660	warn "reloaded";
2871	};	3661	};
2872		3662
…		…
2874		3664
2875	sub reload_perl() {	3665	sub reload_perl() {
2876	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
2877	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
2878		3668
2879	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2880	reentrant => 0,
2881	after => 0,
2882	data => WF_AUTOCANCEL,
2883	cb => sub {
2884	do_reload_perl;	3670	do_reload_perl;
2885	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
2886	},
2887	);	3672	};
2888	}	3673	}
2889		3674
2890	register_command "reload" => sub {	3675	register_command "reload" => sub {
2891	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
2892		3677
2893	if ($who->flag (FLAG_WIZ)) {	3678	if ($who->flag (FLAG_WIZ)) {
2894	$who->message ("reloading server.");	3679	$who->message ("reloading server.");
		3680	async {
		3681	$Coro::current->{desc} = "perl_reload";
2895	async { reload_perl };	3682	reload_perl;
		3683	};
2896	}	3684	}
2897	};	3685	};
2898		3686
2899	unshift @INC, $LIBDIR;	3687	unshift @INC, $LIBDIR;
2900		3688
…		…
2902		3690
2903	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
2904	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
2905		3693
2906	sub wait_for_tick {	3694	sub wait_for_tick {
2907	return unless $TICK_WATCHER->is_active;	3695	return if tick_inhibit;
2908	return if $Coro::current == $Coro::main;	3696	return if $Coro::current == $Coro::main;
2909		3697
2910	my $signal = new Coro::Signal;	3698	my $signal = new Coro::Signal;
2911	push @WAIT_FOR_TICK, $signal;	3699	push @WAIT_FOR_TICK, $signal;
2912	$signal->wait;	3700	$signal->wait;
2913	}	3701	}
2914		3702
2915	sub wait_for_tick_begin {	3703	sub wait_for_tick_begin {
2916	return unless $TICK_WATCHER->is_active;	3704	return if tick_inhibit;
2917	return if $Coro::current == $Coro::main;	3705	return if $Coro::current == $Coro::main;
2918		3706
2919	my $signal = new Coro::Signal;	3707	my $signal = new Coro::Signal;
2920	push @WAIT_FOR_TICK_BEGIN, $signal;	3708	push @WAIT_FOR_TICK_BEGIN, $signal;
2921	$signal->wait;	3709	$signal->wait;
2922	}	3710	}
2923		3711
2924	my $min = 1e6;#d#	3712	sub tick {
2925	my $avg = 10;
2926	$TICK_WATCHER = Event->timer (
2927	reentrant => 0,
2928	parked => 1,
2929	prio => 0,
2930	at => $NEXT_TICK || $TICK,
2931	data => WF_AUTOCANCEL,
2932	cb => sub {
2933	if ($Coro::current != $Coro::main) {	3713	if ($Coro::current != $Coro::main) {
2934	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3714	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2935	unless ++$bug_warning > 10;	3715	unless ++$bug_warning > 10;
2936	return;	3716	return;
2937	}	3717	}
2938		3718
2939	$NOW = $tick_start = Event::time;
2940
2941	cf::server_tick; # one server iteration	3719	cf::server_tick; # one server iteration
2942		3720
2943	0 && sync_job {#d#	3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2944	for(1..10) {	3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2945	my $t = Event::time;	3723	Coro::async_pool {
2946	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3724	$Coro::current->{desc} = "runtime saver";
2947	or die;	3725	write_runtime_sync
2948		3726	or warn "ERROR: unable to write runtime file: $!";
2949	$map->width (50);
2950	$map->height (50);
2951	$map->alloc;
2952	$map->_load_objects ("/tmp/x.map", 1);
2953	my $t = Event::time - $t;
2954
2955	#next unless $t < 0.0013;#d#
2956	if ($t < $min) {
2957	$min = $t;
2958	}
2959	$avg = $avg * 0.99 + $t * 0.01;
2960	}
2961	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2962	exit 0;
2963	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2964	};	3727	};
		3728	}
2965		3729
2966	$RUNTIME += $TICK;
2967	$NEXT_TICK += $TICK;
2968
2969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2970	$NEXT_RUNTIME_WRITE = $NOW + 10;
2971	Coro::async_pool {
2972	write_runtime
2973	or warn "ERROR: unable to write runtime file: $!";
2974	};
2975	}
2976
2977	# my $AFTER = Event::time;
2978	# warn $AFTER - $NOW;#d#
2979
2980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3730	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2981	$sig->send;	3731	$sig->send;
2982	}	3732	}
2983	while (my $sig = shift @WAIT_FOR_TICK) {	3733	while (my $sig = shift @WAIT_FOR_TICK) {
2984	$sig->send;	3734	$sig->send;
2985	}	3735	}
2986		3736
2987	$NOW = Event::time;	3737	$LOAD = ($NOW - $TICK_START) / $TICK;
2988
2989	# if we are delayed by four ticks or more, skip them all
2990	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2991
2992	$TICK_WATCHER->at ($NEXT_TICK);
2993	$TICK_WATCHER->start;
2994
2995	$LOAD = ($NOW - $tick_start) / $TICK;
2996	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3738	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2997		3739
2998	_post_tick;	3740	if (0) {
2999		3741	if ($NEXT_TICK) {
3000		3742	my $jitter = $TICK_START - $NEXT_TICK;
		3743	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3744	warn "jitter $JITTER\n";#d#
		3745	}
3001	},	3746	}
3002	);	3747	}
3003		3748
3004	{	3749	{
3005	BDB::max_poll_time $TICK * 0.1;	3750	# configure BDB
3006	$BDB_POLL_WATCHER = Event->io (	3751
3007	reentrant => 0,
3008	fd => BDB::poll_fileno,
3009	poll => 'r',
3010	prio => 0,
3011	data => WF_AUTOCANCEL,
3012	cb => \&BDB::poll_cb,
3013	);
3014	BDB::min_parallel 8;	3752	BDB::min_parallel 8;
3015		3753	BDB::max_poll_reqs $TICK * 0.1;
3016	BDB::set_sync_prepare {	3754	$Coro::BDB::WATCHER->priority (1);
3017	my $status;
3018	my $current = $Coro::current;
3019	(
3020	sub {
3021	$status = $!;
3022	$current->ready; undef $current;
3023	},
3024	sub {
3025	Coro::schedule while defined $current;
3026	$! = $status;
3027	},
3028	)
3029	};
3030		3755
3031	unless ($DB_ENV) {	3756	unless ($DB_ENV) {
3032	$DB_ENV = BDB::db_env_create;	3757	$DB_ENV = BDB::db_env_create;
		3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3759	| BDB::LOG_AUTOREMOVE, 1);
		3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3033		3762
3034	cf::sync_job {	3763	cf::sync_job {
3035	eval {	3764	eval {
3036	BDB::db_env_open	3765	BDB::db_env_open
3037	$DB_ENV,	3766	$DB_ENV,
…		…
3039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3768	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3769	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3041	0666;	3770	0666;
3042		3771
3043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3772	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3044
3045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3046	$DB_ENV->set_lk_detect;
3047	};	3773	};
3048		3774
3049	cf::cleanup "db_env_open(db): $@" if $@;	3775	cf::cleanup "db_env_open(db): $@" if $@;
3050	};	3776	};
3051	}	3777	}
		3778
		3779	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3780	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3781	};
		3782	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3783	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3784	};
		3785	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3786	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3787	};
3052	}	3788	}
3053		3789
3054	{	3790	{
		3791	# configure IO::AIO
		3792
3055	IO::AIO::min_parallel 8;	3793	IO::AIO::min_parallel 8;
3056
3057	undef $Coro::AIO::WATCHER;
3058	IO::AIO::max_poll_time $TICK * 0.1;	3794	IO::AIO::max_poll_time $TICK * 0.1;
3059	$AIO_POLL_WATCHER = Event->io (	3795	$Coro::AIO::WATCHER->priority (1);
3060	reentrant => 0,
3061	data => WF_AUTOCANCEL,
3062	fd => IO::AIO::poll_fileno,
3063	poll => 'r',
3064	prio => 6,
3065	cb => \&IO::AIO::poll_cb,
3066	);
3067	}	3796	}
3068		3797
3069	my $_log_backtrace;	3798	my $_log_backtrace;
3070		3799
3071	sub _log_backtrace {	3800	sub _log_backtrace {
…		…
3075		3804
3076	# limit the # of concurrent backtraces	3805	# limit the # of concurrent backtraces
3077	if ($_log_backtrace < 2) {	3806	if ($_log_backtrace < 2) {
3078	++$_log_backtrace;	3807	++$_log_backtrace;
3079	async {	3808	async {
		3809	$Coro::current->{desc} = "abt $msg";
		3810
3080	my @bt = fork_call {	3811	my @bt = fork_call {
3081	@addr = map { sprintf "%x", $_ } @addr;	3812	@addr = map { sprintf "%x", $_ } @addr;
3082	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3813	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3083	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3814	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3084	or die "addr2line: $!";	3815	or die "addr2line: $!";

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