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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.291 by root, Tue Jul 3 00:54:44 2007 UTC vs.
Revision 1.428 by root, Thu May 1 06:33:19 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
318	}	443	}
319		444
320	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
321		446
322	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		452
328	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
329		454
330	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
331		456
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	460	acceptable.
336		461
337	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		468
344	sub sync_job(&) {	469	sub sync_job(&) {
345	my ($job) = @_;	470	my ($job) = @_;
346		471
347	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	473	my $time = EV::time;
349		474
350	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
352		477
353	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	479
355	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
356		481
357	my $busy = 1;	482	my $busy = 1;
358	my @res;	483	my @res;
359		484
360	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	487	@res = eval { $job->() };
362	warn $@ if $@;	488	warn $@ if $@;
363	undef $busy;	489	undef $busy;
364	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
365		491
366	while ($busy) {	492	while ($busy) {
367	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
368	}	497	}
		498	}
369		499
370	$time = Event::time - $time;	500	my $time = EV::time - $time;
371		501
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
376		503
377	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
378	} else {	505	} else {
379	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
380		507
…		…
405	=item fork_call { }, $args	532	=item fork_call { }, $args
406		533
407	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
411		538
412	=cut	539	=cut
413		540
414	sub fork_call(&@) {	541	sub fork_call(&@) {
415	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
416		543
417	# 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,
418	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		547
422	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	549	reset_signals;
435	local $SIG{__WARN__};	550	&$cb
436	local $SIG{__DIE__};	551	}, @args;
437	eval {
438	close $fh1;
439		552
440	my @res = eval { $cb->(@args) };	553	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	554	}
442	};
443		555
444	warn $@ if $@;	556	=item $coin = coin_from_name $name
445	_exit 0;	557
446	}	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
447	}	581	}
448		582
449	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
450		584
451	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
454		588
455	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
456	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).
457		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
458	=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	}
459		615
460	our $DB;	616	our $DB;
461		617
462	sub db_init {	618	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	619	cf::sync_job {
467	eval {	620	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	621	};
477	}	622	}
478		623
479	sub db_get($$) {	624	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
481		626
…		…
531	if (1) {	676	if (1) {
532	$md5 =	677	$md5 =
533	join "\x00",	678	join "\x00",
534	$processversion,	679	$processversion,
535	map {	680	map {
536	Coro::cede;	681	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	683	} 0.. $#$src;
539		684
540		685
541	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	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")
586	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
587		732
588	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>
589	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
590	Crossfire TRT).	735	Deliantra).
591		736
592	=over 4	737	=over 4
593		738
594	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
595		740
…		…
847	";	992	";
848	die if $@;	993	die if $@;
849	}	994	}
850		995
851	our $override;	996	our $override;
852	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?
853		998
854	sub override {	999	sub override {
855	$override = 1;	1000	$override = 1;
856	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
857	}	1002	}
858		1003
859	sub do_invoke {	1004	sub do_invoke {
860	my $event = shift;	1005	my $event = shift;
861	my $callbacks = shift;	1006	my $callbacks = shift;
862		1007
863	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
864		1009
865	local $override;	1010	local $override;
866		1011
867	for (@$callbacks) {	1012	for (@$callbacks) {
868	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
877	}	1022	}
878		1023
879	0	1024	0
880	}	1025	}
881		1026
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1028
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1030
886	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
887		1032
888	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
889	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
890	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1036
892	=back	1037	=back
893		1038
894	=cut	1039	=cut
895		1040
896	#############################################################################	1041	#############################################################################
897	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
898		1085
899	sub reattach {	1086	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1088	my ($obj) = @_;
902		1089
…		…
923	cf::attachable->attach (	1110	cf::attachable->attach (
924	prio => -1000000,	1111	prio => -1000000,
925	on_instantiate => sub {	1112	on_instantiate => sub {
926	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
927		1114
928	$data = from_json $data;	1115	$data = decode_json $data;
929		1116
930	for (@$data) {	1117	for (@$data) {
931	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
932		1119
933	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1136	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
951		1138
952	sync_job {	1139	sync_job {
953	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
956		1144
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1149	aio_close $fh;
962		1150
963	if (@$objs) {	1151	if (@$objs) {
964	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) {
965	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1157	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
971	}	1159	}
972	} else {	1160	} else {
973	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
974	}	1162	}
…		…
979	}	1167	}
980	} else {	1168	} else {
981	aio_unlink $filename;	1169	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
983	}	1171	}
984	}	1172	};
985	}	1173	}
986		1174
987	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
989		1177
…		…
1001	or return;	1189	or return;
1002		1190
1003	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1193	or return;
		1194
1006	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1007	}	1197	}
1008		1198
		1199	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1011	return ($data, $av);	1203	($data, $av)
1012	}	1204	}
1013		1205
1014	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1015		1207
1016	=over 4	1208	=over 4
…		…
1089	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1090		1282
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1284
1093	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
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1099	} else {	1300	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1302	}
1102		1303
1103	cf::override;	1304	cf::override;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1158		1359
1159	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1361	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1363	}
1164		1364
1165	warn $msg;	1365	warn $msg;
1166	}	1366	}
1167		1367
…		…
1192	use Coro::AIO;	1392	use Coro::AIO;
1193		1393
1194	=head3 cf::player	1394	=head3 cf::player
1195		1395
1196	=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	}
1197		1411
1198	=item cf::player::find $login	1412	=item cf::player::find $login
1199		1413
1200	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1201		1415
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1455
1242	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1245	}	1465	}
1246	}	1466	}
1247	}	1467	}
1248		1468
…		…
1257	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1258		1478
1259	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1261		1481
		1482	cf::get_slot 0.01;
		1483
1262	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1263	Coro::cede;	1485	cf::cede_to_tick;
1264	}	1486	}
1265		1487
1266	sub new($) {	1488	sub new($) {
1267	my ($login) = @_;	1489	my ($login) = @_;
1268		1490
…		…
1272	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1273		1495
1274	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1275		1497
1276	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1277	}	1509	}
1278		1510
1279	=item $pl->quit_character	1511	=item $pl->quit_character
1280		1512
1281	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1336	or return [];	1568	or return [];
1337		1569
1338	my @logins;	1570	my @logins;
1339		1571
1340	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1344		1582
1345	utf8::decode $login;	1583	utf8::decode $login;
1346	push @logins, $login;	1584	push @logins, $login;
1347	}	1585	}
1348		1586
…		…
1381		1619
1382	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1383		1621
1384	=cut	1622	=cut
1385		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1386	sub expand_cfpod {	1635	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1388		1637
1389	# escape & and <	1638	my $xml;
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392		1639
1393	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1394		1643
1395	1 while	1644	$group =~ s/&/&amp;/g;
1396	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1397	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1400	# replace G<male|female> tags	1649	([BCGHITU])
1401	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1402	$self->gender ? $2 : $1	1651	(?:
1403	}ge	1652	([^<>]*) (?{ $group = $^N })
1404	# replace H<hint text>	1653	| < $interior >
1405	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1406	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")	1677	"")
1410	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1411	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1412		1689
		1690	for ($xml) {
1413	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1415		1693
1416	# compress some whitespace	1694	# compress some whitespace
1417	1 while s/\s*\n\s*\n\s*/\n/;	1695	s/\s+\n/\n/g; # ws line-ends
		1696	s/\n\n+/\n/g; # double lines
		1697	s/^\n+//; # beginning lines
		1698	s/\n+$//; # ending lines
		1699	}
1418		1700
1419	$_	1701	$xml
1420	}	1702	}
		1703
		1704	no re 'eval';
1421		1705
1422	sub hintmode {	1706	sub hintmode {
1423	warn "hm<$_[0] $_[1]>\n";#d#
1424	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1425	$_[0]{hintmode}	1708	$_[0]{hintmode}
1426	}	1709	}
1427		1710
1428	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1429		1712
1430	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1431		1714
1432	=cut	1715	=cut
1433		1716
1434	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1435	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1436		1719
1437	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1438	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1439	}	1721	}
1440		1722
1441	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1442		1724
1443	Sends an ext event to the client.	1725	Sends an ext event to the client.
1444		1726
1445	=cut	1727	=cut
1446		1728
1447	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1448	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1449		1731
1450	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1451	}	1733	}
1452		1734
1453	=head3 cf::region	1735	=head3 cf::region
1454		1736
1455	=over 4	1737	=over 4
…		…
1468	my ($path) = @_;	1750	my ($path) = @_;
1469		1751
1470	my ($match, $specificity);	1752	my ($match, $specificity);
1471		1753
1472	for my $region (list) {	1754	for my $region (list) {
1473	if ($region->match && $path =~ $region->match) {	1755	if ($region->{match} && $path =~ $region->{match}) {
1474	($match, $specificity) = ($region, $region->specificity)	1756	($match, $specificity) = ($region, $region->specificity)
1475	if $region->specificity > $specificity;	1757	if $region->specificity > $specificity;
1476	}	1758	}
1477	}	1759	}
1478		1760
…		…
1499	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1500	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1501		1783
1502	sub generate_random_map {	1784	sub generate_random_map {
1503	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1504	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1505	$self->_create_random_map (	1790	$self->_create_random_map (
1506	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1507	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1508	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1598	$self->init; # pass $1 etc.	1883	$self->init; # pass $1 etc.
1599	return $self;	1884	return $self;
1600	}	1885	}
1601	}	1886	}
1602		1887
1603	Carp::carp "unable to resolve path '$path' (base '$base').";	1888	Carp::cluck "unable to resolve path '$path' (base '$base').";
1604	()	1889	()
1605	}	1890	}
1606		1891
1607	sub init {	1892	sub init {
1608	my ($self) = @_;	1893	my ($self) = @_;
…		…
1630		1915
1631	# the temporary/swap location	1916	# the temporary/swap location
1632	sub save_path {	1917	sub save_path {
1633	my ($self) = @_;	1918	my ($self) = @_;
1634		1919
1635	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1636	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1637	}	1922	}
1638		1923
1639	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1640	sub uniq_path {	1925	sub uniq_path {
1641	my ($self) = @_;	1926	my ($self) = @_;
1642		1927
1643	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1644	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1645	}	1930	}
1646		1931
1647	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1648	# all maps in C++...	1933	# all maps in C++...
…		…
1671		1956
1672	sub load_header_from($) {	1957	sub load_header_from($) {
1673	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1674		1959
1675	utf8::encode $path;	1960	utf8::encode $path;
1676	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1677	# or return;
1678
1679	$self->_load_header ($path)
1680	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1681		1969
1682	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1683		1971
1684	1	1972	1
1685	}	1973	}
…		…
1739	sub find {	2027	sub find {
1740	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1741		2029
1742	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1743		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1744	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1745		2034
1746	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
1747	my $guard = cf::lock_acquire "map_find:$path";	2036	my $guard1 = cf::lock_acquire "map_find:$path";
		2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2038
1748	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1749	or return;	2040	or return;
1750		2041
1751	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1752		2043
…		…
1754	or return;	2045	or return;
1755		2046
1756	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1757	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1758	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard1;
		2051	undef $guard2;
1759	$map->reset;	2052	$map->reset;
1760	undef $guard;
1761	return find $path;	2053	return find $path;
1762	}	2054	}
1763		2055
1764	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1765	}	2057	}
…		…
1774	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1775		2067
1776	my $path = $self->{path};	2068	my $path = $self->{path};
1777		2069
1778	{	2070	{
1779	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1780		2072
		2073	return unless $self->valid;
1781	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1782		2075
1783	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1784		2077
1785	$self->alloc;	2078	$self->alloc;
1786		2079
1787	$self->pre_load;	2080	$self->pre_load;
1788	Coro::cede;	2081	cf::cede_to_tick;
1789		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1790	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1791	or return;	2086	or return;
1792		2087
1793	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1794	if delete $self->{load_original};	2089	if delete $self->{load_original};
1795		2090
1796	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1797	utf8::encode $uniq;	2092	utf8::encode $uniq;
1798	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1799	$self->clear_unique_items;	2095	$self->clear_unique_items;
1800	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1801	}	2099	}
1802	}	2100	}
1803		2101
1804	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1805	# now do the right thing for maps	2105	# now do the right thing for maps
1806	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1807	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1808	unless $self->difficulty;	2108	unless $self->difficulty;
1809	Coro::cede;	2109	cf::cede_to_tick;
1810		2110
1811	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1812	$self->decay_objects;	2112	$self->decay_objects;
1813	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1814	$self->update_buttons;	2114	$self->update_buttons;
1815	Coro::cede;	2115	cf::cede_to_tick;
1816	$self->set_darkness_map;	2116	$self->set_darkness_map;
1817	Coro::cede;	2117	cf::cede_to_tick;
1818	$self->activate;	2118	$self->activate;
1819	}	2119	}
1820		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1821	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1822	}	2125	}
1823		2126
1824	$self->post_load;	2127	$self->post_load;
1825	}	2128	}
1826		2129
…		…
1835		2138
1836	$self	2139	$self
1837	}	2140	}
1838		2141
1839	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1840	sub load_diag {	2143	sub load_neighbours {
1841	my ($map) = @_;	2144	my ($map) = @_;
1842		2145
1843	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1844		2147
1845	for (0 .. 3) {	2148	for (0 .. 3) {
1846	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1847	or next;	2150	or next;
1848	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1849	or next;	2152	or next;
1850	$neigh->load;	2153	$neigh->load;
1851		2154
		2155	push @neigh,
1852	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1853	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1854	}	2158	}
1855		2159
1856	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1857	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1858	or next;	2163	or next;
1859	$neigh->load;	2164	$neigh->load;
1860	}	2165	}
1861	}	2166	}
1862		2167
…		…
1867	}	2172	}
1868		2173
1869	sub do_load_sync {	2174	sub do_load_sync {
1870	my ($map) = @_;	2175	my ($map) = @_;
1871		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1872	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1873	}	2181	}
1874		2182
1875	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1876	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1877		2185
1878	sub find_async {	2186	sub find_async {
1879	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1880		2188
1881	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1882		2190
1883	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1884	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1885	}	2193	}
1886		2194
1887	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1888	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1889	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1890	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1891	my $map = find $path	2202	if (my $map = find $k) {
1892	or next;
1893	$map->load;	2203	$map->load if $v;
		2204	}
1894		2205
1895	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1896	}	2207	}
1897	}	2208	}
1898	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1899	};	2210	};
1900	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1903	}	2214	}
1904		2215
1905	sub save {	2216	sub save {
1906	my ($self) = @_;	2217	my ($self) = @_;
1907		2218
1908	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1909		2220
1910	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1911		2222
1912	return unless $self->dirty;	2223	return unless $self->dirty;
1913		2224
…		…
1919	return if $self->{deny_save};	2230	return if $self->{deny_save};
1920		2231
1921	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1922		2233
1923	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1924	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1925	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1926		2240
1927	if ($uniq) {	2241	if ($uniq) {
1928	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1929	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1930	} else {	2244	} else {
…		…
1936	my ($self) = @_;	2250	my ($self) = @_;
1937		2251
1938	# save first because save cedes	2252	# save first because save cedes
1939	$self->save;	2253	$self->save;
1940		2254
1941	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
1942		2256
1943	return if $self->players;	2257	return if $self->players;
1944	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
1945	return if $self->{deny_save};	2259	return if $self->{deny_save};
1946		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
1947	$self->clear;	2265	$self->clear;
1948	$self->in_memory (cf::MAP_SWAPPED);
1949	}	2266	}
1950		2267
1951	sub reset_at {	2268	sub reset_at {
1952	my ($self) = @_;	2269	my ($self) = @_;
1953		2270
…		…
1985	if $uniq;	2302	if $uniq;
1986	}	2303	}
1987		2304
1988	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
1989		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
1990	$self->clear;	2309	$self->clear;
1991
1992	$_->clear_links_to ($self) for values %cf::MAP;
1993		2310
1994	$self->unlink_save;	2311	$self->unlink_save;
1995	$self->destroy;	2312	$self->destroy;
1996	}	2313	}
1997		2314
1998	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
1999		2316
2000	sub nuke {	2317	sub nuke {
2001	my ($self) = @_;	2318	my ($self) = @_;
2002		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2003	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2004		2324
2005	$self->unlink_save;	2325	$self->unlink_save;
2006		2326
2007	bless $self, "cf::map";	2327	bless $self, "cf::map";
2008	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2009	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2010	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2011	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2012		2332
2013	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2014		2335
2015	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2016	}	2337	}
2017		2338
2018	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2060		2381
2061	sub unique_maps() {	2382	sub unique_maps() {
2062	[	2383	[
2063	map {	2384	map {
2064	utf8::decode $_;	2385	utf8::decode $_;
2065	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2066	? normalise $_	2389	: normalise $_
2067	: ()
2068	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2069	]	2391	]
2070	}	2392	}
2071		2393
2072	package cf;
2073
2074	=back	2394	=back
2075		2395
2076	=head3 cf::object	2396	=head3 cf::object
2077		2397
2078	=cut	2398	=cut
…		…
2081		2401
2082	=over 4	2402	=over 4
2083		2403
2084	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2085		2405
2086	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2087		2408
2088	=cut	2409	=cut
2089		2410
2090	sub inv_recursive_;	2411	sub inv_recursive_;
2091	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2094		2415
2095	sub inv_recursive {	2416	sub inv_recursive {
2096	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2097	}	2418	}
2098		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2099	package cf;	2448	package cf;
2100		2449
2101	=back	2450	=back
2102		2451
2103	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2109	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2110	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2111	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2112		2461
2113	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2114		2477
2115	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2116	# with dialog boxes.	2479	# with dialog boxes.
2117	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2118	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2125		2488
2126	} else {	2489	} else {
2127	my $pl = $self->contr;	2490	my $pl = $self->contr;
2128		2491
2129	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2130	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2131	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2132	$diag->{id},
2133	msgtype => "reply",
2134	msg => $diag->{pl}->expand_cfpod ($msg),
2135	add_topics => []
2136	);
2137		2495
2138	} else {	2496	} else {
2139	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2140	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2141	}	2499	}
2142	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2143	}	2511	}
2144		2512
2145	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2146		2514
2147	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2226	# use -1 or undef as default coordinates, not 0, 0	2594	# use -1 or undef as default coordinates, not 0, 0
2227	($x, $y) = ($map->enter_x, $map->enter_y)	2595	($x, $y) = ($map->enter_x, $map->enter_y)
2228	if $x <=0 && $y <= 0;	2596	if $x <=0 && $y <= 0;
2229		2597
2230	$map->load;	2598	$map->load;
2231	$map->load_diag;	2599	$map->load_neighbours;
2232		2600
2233	return unless $self->contr->active;	2601	return unless $self->contr->active;
2234	$self->activate_recursive;	2602	$self->activate_recursive;
2235		2603
2236	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2237	$self->enter_map ($map, $x, $y);	2605	$self->enter_map ($map, $x, $y);
2238	}	2606	}
2239		2607
2240	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2241		2609
2242	Moves the player to the given map-path and coordinates by first freezing	2610	Moves the player to the given map-path and coordinates by first freezing
2243	her, loading and preparing them map, calling the provided $check callback	2611	her, loading and preparing them map, calling the provided $check callback
2244	that has to return the map if sucecssful, and then unfreezes the player on	2612	that has to return the map if sucecssful, and then unfreezes the player on
2245	the new (success) or old (failed) map position.	2613	the new (success) or old (failed) map position. In either case, $done will
		2614	be called at the end of this process.
2246		2615
2247	=cut	2616	=cut
2248		2617
2249	our $GOTOGEN;	2618	our $GOTOGEN;
2250		2619
2251	sub cf::object::player::goto {	2620	sub cf::object::player::goto {
2252	my ($self, $path, $x, $y, $check) = @_;	2621	my ($self, $path, $x, $y, $check, $done) = @_;
2253		2622
2254	# do generation counting so two concurrent goto's will be executed in-order	2623	# do generation counting so two concurrent goto's will be executed in-order
2255	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2256		2625
2257	$self->enter_link;	2626	$self->enter_link;
2258		2627
2259	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2260	my $map = eval {	2650	my $map = eval {
2261	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2262		2652
2263	if ($map) {	2653	if ($map) {
2264	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2265	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2266	} else {	2656	} else {
2267	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2268	}	2658	}
2269		2659
2270	$map	2660	$map
2271	};	2661	};
2272		2662
…		…
2277		2667
2278	if ($gen == $self->{_goto_generation}) {	2668	if ($gen == $self->{_goto_generation}) {
2279	delete $self->{_goto_generation};	2669	delete $self->{_goto_generation};
2280	$self->leave_link ($map, $x, $y);	2670	$self->leave_link ($map, $x, $y);
2281	}	2671	}
		2672
		2673	$done->() if $done;
2282	})->prio (1);	2674	})->prio (1);
2283	}	2675	}
2284		2676
2285	=item $player_object->enter_exit ($exit_object)	2677	=item $player_object->enter_exit ($exit_object)
2286		2678
…		…
2323	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2324	}	2716	}
2325		2717
2326	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2327		2719
2328	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2329	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2330	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2331		2723
2332	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2333	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2355	my $hp = $exit->stats->hp;	2747	my $hp = $exit->stats->hp;
2356	my $sp = $exit->stats->sp;	2748	my $sp = $exit->stats->sp;
2357		2749
2358	$self->enter_link;	2750	$self->enter_link;
2359		2751
		2752	# if exit is damned, update players death & WoR home-position
		2753	$self->contr->savebed ($slaying, $hp, $sp)
		2754	if $exit->flag (FLAG_DAMNED);
		2755
2360	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2361	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2362	unless (eval {	2760	unless (eval {
2363	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2364		2762
2365	1;	2763	1;
…		…
2391		2789
2392	utf8::encode $text;	2790	utf8::encode $text;
2393	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2394	}	2792	}
2395		2793
2396	=item $client->send_msg ($color, $type, $msg, [extra...])	2794	=item $client->send_msg ($channel, $msg, $color, [extra...])
2397		2795
2398	Send a drawinfo or msg packet to the client, formatting the msg for the	2796	Send a drawinfo or msg packet to the client, formatting the msg for the
2399	client if neccessary. C<$type> should be a string identifying the type of	2797	client if neccessary. C<$type> should be a string identifying the type of
2400	the message, with C<log> being the default. If C<$color> is negative, suppress	2798	the message, with C<log> being the default. If C<$color> is negative, suppress
2401	the message unless the client supports the msg packet.	2799	the message unless the client supports the msg packet.
2402		2800
2403	=cut	2801	=cut
2404		2802
		2803	# non-persistent channels (usually the info channel)
		2804	our %CHANNEL = (
		2805	"c/identify" => {
		2806	id => "infobox",
		2807	title => "Identify",
		2808	reply => undef,
		2809	tooltip => "Items recently identified",
		2810	},
		2811	"c/examine" => {
		2812	id => "infobox",
		2813	title => "Examine",
		2814	reply => undef,
		2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	);
		2860
2405	sub cf::client::send_msg {	2861	sub cf::client::send_msg {
2406	my ($self, $color, $type, $msg, @extra) = @_;	2862	my ($self, $channel, $msg, $color, @extra) = @_;
2407		2863
2408	$msg = $self->pl->expand_cfpod ($msg);	2864	$msg = $self->pl->expand_cfpod ($msg);
2409		2865
		2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2867
		2868	# check predefined channels, for the benefit of C
		2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
		2877	} elsif (ref $channel) {
		2878	# send meta info to client, if not yet sent
		2879	unless (exists $self->{channel}{$channel->{id}}) {
		2880	$self->{channel}{$channel->{id}} = $channel;
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883	}
		2884
		2885	$channel = $channel->{id};
		2886	}
		2887
		2888	return unless @extra || length $msg;
		2889
2410	if ($self->can_msg) {	2890	if ($self->can_msg) {
		2891	# default colour, mask it out
		2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2893	if $color & cf::NDI_DEF;
		2894
2411	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2895	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2412	} else {	2897	} else {
2413	# replace some tags by gcfclient-compatible ones
2414	for ($msg) {
2415	1 while
2416	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2417	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2418	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2419	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2420	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2421	}
2422
2423	if ($color >= 0) {	2898	if ($color >= 0) {
		2899	# replace some tags by gcfclient-compatible ones
		2900	for ($msg) {
		2901	1 while
		2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2907	}
		2908
		2909	$color &= cf::NDI_COLOR_MASK;
		2910
		2911	utf8::encode $msg;
		2912
2424	if (0 && $msg =~ /\[/) {	2913	if (0 && $msg =~ /\[/) {
		2914	# COMMAND/INFO
2425	$self->send_packet ("drawextinfo $color 4 0 $msg")	2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2426	} else {	2916	} else {
2427	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2428	$self->send_packet ("drawinfo $color $msg")	2918	$self->send_packet ("drawinfo $color $msg")
2429	}	2919	}
2430	}	2920	}
2431	}	2921	}
2432	}	2922	}
2433		2923
2434	=item $client->ext_event ($type, %msg)	2924	=item $client->ext_msg ($type, @msg)
2435		2925
2436	Sends an ext event to the client.	2926	Sends an ext event to the client.
2437		2927
2438	=cut	2928	=cut
2439		2929
2440	sub cf::client::ext_event($$%) {	2930	sub cf::client::ext_msg($$@) {
2441	my ($self, $type, %msg) = @_;	2931	my ($self, $type, @msg) = @_;
2442		2932
		2933	if ($self->extcmd == 2) {
		2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2935	} elsif ($self->extcmd == 1) { # TODO: remove
2443	$msg{msgtype} = "event_$type";	2936	push @msg, msgtype => "event_$type";
2444	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2938	}
		2939	}
		2940
		2941	=item $client->ext_reply ($msgid, @msg)
		2942
		2943	Sends an ext reply to the client.
		2944
		2945	=cut
		2946
		2947	sub cf::client::ext_reply($$@) {
		2948	my ($self, $id, @msg) = @_;
		2949
		2950	if ($self->extcmd == 2) {
		2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2952	} elsif ($self->extcmd == 1) {
		2953	#TODO: version 1, remove
		2954	unshift @msg, msgtype => "reply", msgid => $id;
		2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2956	}
2445	}	2957	}
2446		2958
2447	=item $success = $client->query ($flags, "text", \&cb)	2959	=item $success = $client->query ($flags, "text", \&cb)
2448		2960
2449	Queues a query to the client, calling the given callback with	2961	Queues a query to the client, calling the given callback with
…		…
2504	my ($ns, $buf) = @_;	3016	my ($ns, $buf) = @_;
2505		3017
2506	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3018	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2507		3019
2508	if (ref $msg) {	3020	if (ref $msg) {
		3021	my ($type, $reply, @payload) =
		3022	"ARRAY" eq ref $msg
		3023	? @$msg
		3024	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3025
		3026	my @reply;
		3027
2509	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3028	if (my $cb = $EXTICMD{$type}) {
2510	if (my %reply = $cb->($ns, $msg)) {	3029	@reply = $cb->($ns, @payload);
2511	$reply{msgid} = $msg->{msgid};
2512	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2513	}
2514	}	3030	}
		3031
		3032	$ns->ext_reply ($reply, @reply)
		3033	if $reply;
		3034
2515	} else {	3035	} else {
2516	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2517	}	3037	}
2518		3038
2519	cf::override;	3039	cf::override;
…		…
2566	our $safe = new Safe "safe";	3086	our $safe = new Safe "safe";
2567	our $safe_hole = new Safe::Hole;	3087	our $safe_hole = new Safe::Hole;
2568		3088
2569	$SIG{FPE} = 'IGNORE';	3089	$SIG{FPE} = 'IGNORE';
2570		3090
2571	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3091	$safe->permit_only (Opcode::opset qw(
		3092	:base_core :base_mem :base_orig :base_math
		3093	grepstart grepwhile mapstart mapwhile
		3094	sort time
		3095	));
2572		3096
2573	# here we export the classes and methods available to script code	3097	# here we export the classes and methods available to script code
2574		3098
2575	=pod	3099	=pod
2576		3100
2577	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2578		3102
2579	cf::object contr pay_amount pay_player map	3103	cf::object
		3104	contr pay_amount pay_player map x y force_find force_add destroy
		3105	insert remove name archname title slaying race decrease split
		3106
2580	cf::object::player player	3107	cf::object::player
2581	cf::player peaceful	3108	player
2582	cf::map trigger	3109
		3110	cf::player
		3111	peaceful
		3112
		3113	cf::map
		3114	trigger
2583		3115
2584	=cut	3116	=cut
2585		3117
2586	for (	3118	for (
2587	["cf::object" => qw(contr pay_amount pay_player map)],	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3120	insert remove inv name archname title slaying race
		3121	decrease split destroy)],
2588	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2589	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2590	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2591	) {	3125	) {
2592	no strict 'refs';	3126	no strict 'refs';
…		…
2668	# the server's init and main functions	3202	# the server's init and main functions
2669		3203
2670	sub load_facedata($) {	3204	sub load_facedata($) {
2671	my ($path) = @_;	3205	my ($path) = @_;
2672		3206
		3207	# HACK to clear player env face cache, we need some signal framework
		3208	# for this (global event?)
		3209	%ext::player_env::MUSIC_FACE_CACHE = ();
		3210
		3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3212
2673	warn "loading facedata from $path\n";	3213	warn "loading facedata from $path\n";
2674		3214
2675	my $facedata;	3215	my $facedata;
2676	0 < aio_load $path, $facedata	3216	0 < aio_load $path, $facedata
2677	or die "$path: $!";	3217	or die "$path: $!";
…		…
2679	$facedata = Coro::Storable::thaw $facedata;	3219	$facedata = Coro::Storable::thaw $facedata;
2680		3220
2681	$facedata->{version} == 2	3221	$facedata->{version} == 2
2682	or cf::cleanup "$path: version mismatch, cannot proceed.";	3222	or cf::cleanup "$path: version mismatch, cannot proceed.";
2683		3223
		3224	# patch in the exptable
		3225	$facedata->{resource}{"res/exp_table"} = {
		3226	type => FT_RSRC,
		3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3228	};
		3229	cf::cede_to_tick;
		3230
2684	{	3231	{
2685	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
2686		3233
2687	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
2688	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
2689	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3237	cf::face::set_visibility $idx, $info->{visibility};
		3238	cf::face::set_magicmap $idx, $info->{magicmap};
2690	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2691	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2692	Coro::cede;	3241
		3242	cf::cede_to_tick;
2693	}	3243	}
2694		3244
2695	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
2696	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
2697	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
2698	or next;	3249	or next;
		3250
2699	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
		3252	cf::face::set_smooth $idx, $smooth;
2700	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2701	} else {	3254	} else {
2702	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
2703	}	3256	}
2704	Coro::cede;	3257
		3258	cf::cede_to_tick;
2705	}	3259	}
2706	}	3260	}
2707		3261
2708	{	3262	{
2709	my $anims = $facedata->{animinfo};	3263	my $anims = $facedata->{animinfo};
2710		3264
2711	while (my ($anim, $info) = each %$anims) {	3265	while (my ($anim, $info) = each %$anims) {
2712	cf::anim::set $anim, $info->{frames}, $info->{facings};	3266	cf::anim::set $anim, $info->{frames}, $info->{facings};
2713	Coro::cede;	3267	cf::cede_to_tick;
2714	}	3268	}
2715		3269
2716	cf::anim::invalidate_all; # d'oh	3270	cf::anim::invalidate_all; # d'oh
2717	}	3271	}
2718		3272
		3273	{
		3274	# TODO: for gcfclient pleasure, we should give resources
		3275	# that gcfclient doesn't grok a >10000 face index.
		3276	my $res = $facedata->{resource};
		3277
		3278	while (my ($name, $info) = each %$res) {
		3279	if (defined $info->{type}) {
		3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3281	my $data;
		3282
		3283	if ($info->{type} & 1) {
		3284	# prepend meta info
		3285
		3286	my $meta = $enc->encode ({
		3287	name => $name,
		3288	%{ $info->{meta} || {} },
		3289	});
		3290
		3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3297	cf::face::set_type $idx, $info->{type};
		3298	} else {
		3299	$RESOURCE{$name} = $info;
		3300	}
		3301
		3302	cf::cede_to_tick;
		3303	}
		3304	}
		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3307
2719	1	3308	1
2720	}	3309	}
2721		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
		3330
		3331	register_exticmd fx_want => sub {
		3332	my ($ns, $want) = @_;
		3333
		3334	while (my ($k, $v) = each %$want) {
		3335	$ns->fx_want ($k, $v);
		3336	}
		3337	};
		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
		3348
2722	sub reload_regions {	3349	sub reload_regions {
		3350	# HACK to clear player env face cache, we need some signal framework
		3351	# for this (global event?)
		3352	%ext::player_env::MUSIC_FACE_CACHE = ();
		3353
2723	load_resource_file "$MAPDIR/regions"	3354	load_resource_file "$MAPDIR/regions"
2724	or die "unable to load regions file\n";	3355	or die "unable to load regions file\n";
		3356
		3357	for (cf::region::list) {
		3358	$_->{match} = qr/$_->{match}/
		3359	if exists $_->{match};
		3360	}
2725	}	3361	}
2726		3362
2727	sub reload_facedata {	3363	sub reload_facedata {
2728	load_facedata "$DATADIR/facedata"	3364	load_facedata "$DATADIR/facedata"
2729	or die "unable to load facedata\n";	3365	or die "unable to load facedata\n";
2730	}	3366	}
2731		3367
2732	sub reload_archetypes {	3368	sub reload_archetypes {
2733	load_resource_file "$DATADIR/archetypes"	3369	load_resource_file "$DATADIR/archetypes"
2734	or die "unable to load archetypes\n";	3370	or die "unable to load archetypes\n";
2735	#d# NEED to laod twice to resolve forward references
2736	# this really needs to be done in an extra post-pass
2737	# (which needs to be synchronous, so solve it differently)
2738	load_resource_file "$DATADIR/archetypes"
2739	or die "unable to load archetypes\n";
2740	}	3371	}
2741		3372
2742	sub reload_treasures {	3373	sub reload_treasures {
2743	load_resource_file "$DATADIR/treasures"	3374	load_resource_file "$DATADIR/treasures"
2744	or die "unable to load treasurelists\n";	3375	or die "unable to load treasurelists\n";
2745	}	3376	}
2746		3377
2747	sub reload_resources {	3378	sub reload_resources {
2748	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
2749		3380
		3381	reload_facedata;
		3382	reload_archetypes;
2750	reload_regions;	3383	reload_regions;
2751	reload_facedata;
2752	#reload_archetypes;#d#
2753	reload_archetypes;
2754	reload_treasures;	3384	reload_treasures;
2755		3385
2756	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
2757	}	3387	}
2758		3388
2759	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
2760	reload_resources;	3392	reload_resources;
2761	}	3393	}
2762		3394
2763	sub cfg_load {	3395	sub reload_config {
2764	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
2765	or return;	3397	or return;
2766		3398
2767	local $/;	3399	local $/;
2768	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
2769		3401
2770	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2771		3403
2772	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2773	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2784	sub main {	3416	sub main {
2785	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
2786	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
2787	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2788	(async {	3420	(async {
2789	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
2790	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
2791	};	3424	};
2792		3425
2793	cfg_load;	3426	{
		3427	my $guard = freeze_mainloop;
		3428	reload_config;
2794	db_init;	3429	db_init;
2795	load_extensions;	3430	load_extensions;
2796		3431
2797	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
2798	Event::loop;	3436	EV::loop;
2799	}	3437	}
2800		3438
2801	#############################################################################	3439	#############################################################################
2802	# initialisation and cleanup	3440	# initialisation and cleanup
2803		3441
2804	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
2805	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
2806	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
2807	Event->signal (	3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2808	reentrant => 0,
2809	data => WF_AUTOCANCEL,
2810	signal => $signal,
2811	prio => 0,
2812	cb => sub {
2813	cf::cleanup "SIG$signal";	3447	cf::cleanup "SIG$signal";
2814	},
2815	);	3448	};
2816	}	3449	}
2817	}	3450	}
2818		3451
2819	sub write_runtime {	3452	sub write_runtime_sync {
2820	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
2821		3454
2822	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
2823	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
2824		3457
…		…
2850	and return;	3483	and return;
2851		3484
2852	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
2853		3486
2854	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
2855	}	3531	}
2856		3532
2857	sub emergency_save() {	3533	sub emergency_save() {
2858	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
2859		3535
…		…
2865	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
2866	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
2867	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
2868	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
2869	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2870	$pl->save;	3547	$pl->save;
2871	}	3548	}
2872	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
2873		3550
2874	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
2880	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
2881		3558
2882	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
2883	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
2884	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
2885	};	3566	};
2886		3567
2887	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
2888	}	3569	}
2889		3570
…		…
2904	warn "reloading...";	3585	warn "reloading...";
2905		3586
2906	warn "entering sync_job";	3587	warn "entering sync_job";
2907		3588
2908	cf::sync_job {	3589	cf::sync_job {
2909	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
2910	cf::emergency_save;	3591	cf::emergency_save;
2911	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
2912		3593
2913	warn "syncing database to disk";	3594	warn "syncing database to disk";
2914	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
2915		3596
2916	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
2917
2918	warn "cancelling all WF_AUTOCANCEL watchers";
2919	for (Event::all_watchers) {
2920	$_->cancel if $_->data & WF_AUTOCANCEL;
2921	}
2922		3598
2923	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
2924	for (;;) {	3600	for (;;) {
2925	BDB::flush;	3601	BDB::flush;
2926	IO::AIO::flush;	3602	IO::AIO::flush;
2927	Coro::cede;	3603	Coro::cede_notself;
2928	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
2929	warn "iterate...";	3605	warn "iterate...";
2930	}	3606	}
2931		3607
2932	++$RELOAD;	3608	++$RELOAD;
…		…
2991	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
2992	require cf;	3668	require cf;
2993	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2994		3670
2995	warn "loading config and database again";	3671	warn "loading config and database again";
2996	cf::cfg_load;	3672	cf::reload_config;
2997		3673
2998	warn "loading extensions";	3674	warn "loading extensions";
2999	cf::load_extensions;	3675	cf::load_extensions;
3000		3676
3001	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
…		…
3008	warn "leaving sync_job";	3684	warn "leaving sync_job";
3009		3685
3010	1	3686	1
3011	} or do {	3687	} or do {
3012	warn $@;	3688	warn $@;
3013	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3014	exit 1;
3015	};	3690	};
3016		3691
3017	warn "reloaded";	3692	warn "reloaded";
3018	};	3693	};
3019		3694
…		…
3021		3696
3022	sub reload_perl() {	3697	sub reload_perl() {
3023	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
3024	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
3025		3700
3026	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3027	reentrant => 0,
3028	after => 0,
3029	data => WF_AUTOCANCEL,
3030	cb => sub {
3031	do_reload_perl;	3702	do_reload_perl;
3032	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
3033	},
3034	);	3704	};
3035	}	3705	}
3036		3706
3037	register_command "reload" => sub {	3707	register_command "reload" => sub {
3038	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
3039		3709
3040	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
3041	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
3042	async { reload_perl };	3714	reload_perl;
		3715	};
3043	}	3716	}
3044	};	3717	};
3045		3718
3046	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
3047		3720
…		…
3049		3722
3050	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
3051	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
3052		3725
3053	sub wait_for_tick {	3726	sub wait_for_tick {
3054	return unless $TICK_WATCHER->is_active;
3055	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
3056		3728
3057	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
3058	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
3059	$signal->wait;	3731	$signal->wait;
3060	}	3732	}
3061		3733
3062	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
3063	return unless $TICK_WATCHER->is_active;
3064	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3065		3736
3066	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3067	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
3068	$signal->wait;	3739	$signal->wait;
3069	}	3740	}
3070		3741
3071	my $min = 1e6;#d#	3742	sub tick {
3072	my $avg = 10;
3073	$TICK_WATCHER = Event->timer (
3074	reentrant => 0,
3075	parked => 1,
3076	prio => 0,
3077	at => $NEXT_TICK || $TICK,
3078	data => WF_AUTOCANCEL,
3079	cb => sub {
3080	if ($Coro::current != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
3081	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3082	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
3083	return;	3746	return;
3084	}	3747	}
3085		3748
3086	$NOW = $tick_start = Event::time;
3087
3088	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
3089		3750
3090	0 && sync_job {#d#	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3091	for(1..10) {	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3092	my $t = Event::time;	3753	Coro::async_pool {
3093	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3754	$Coro::current->{desc} = "runtime saver";
3094	or die;	3755	write_runtime_sync
3095		3756	or warn "ERROR: unable to write runtime file: $!";
3096	$map->width (50);
3097	$map->height (50);
3098	$map->alloc;
3099	$map->_load_objects ("/tmp/x.map", 1);
3100	my $t = Event::time - $t;
3101
3102	#next unless $t < 0.0013;#d#
3103	if ($t < $min) {
3104	$min = $t;
3105	}
3106	$avg = $avg * 0.99 + $t * 0.01;
3107	}
3108	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3109	exit 0;
3110	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3111	};	3757	};
		3758	}
3112		3759
3113	$RUNTIME += $TICK;
3114	$NEXT_TICK += $TICK;
3115
3116	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3117	$NEXT_RUNTIME_WRITE = $NOW + 10;
3118	Coro::async_pool {
3119	write_runtime
3120	or warn "ERROR: unable to write runtime file: $!";
3121	};
3122	}
3123
3124	# my $AFTER = Event::time;
3125	# warn $AFTER - $NOW;#d#
3126
3127	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3128	$sig->send;	3761	$sig->send;
3129	}	3762	}
3130	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
3131	$sig->send;	3764	$sig->send;
3132	}	3765	}
3133		3766
3134	$NOW = Event::time;	3767	$LOAD = ($NOW - $TICK_START) / $TICK;
3135
3136	# if we are delayed by four ticks or more, skip them all
3137	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3138
3139	$TICK_WATCHER->at ($NEXT_TICK);
3140	$TICK_WATCHER->start;
3141
3142	$LOAD = ($NOW - $tick_start) / $TICK;
3143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3144		3769
3145	_post_tick;	3770	if (0) {
3146		3771	if ($NEXT_TICK) {
3147		3772	my $jitter = $TICK_START - $NEXT_TICK;
		3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3774	warn "jitter $JITTER\n";#d#
		3775	}
3148	},	3776	}
3149	);	3777	}
3150		3778
3151	{	3779	{
3152	BDB::max_poll_time $TICK * 0.1;	3780	# configure BDB
3153	$BDB_POLL_WATCHER = Event->io (	3781
3154	reentrant => 0,
3155	fd => BDB::poll_fileno,
3156	poll => 'r',
3157	prio => 0,
3158	data => WF_AUTOCANCEL,
3159	cb => \&BDB::poll_cb,
3160	);
3161	BDB::min_parallel 8;	3782	BDB::min_parallel 8;
3162		3783	BDB::max_poll_reqs $TICK * 0.1;
3163	BDB::set_sync_prepare {	3784	$Coro::BDB::WATCHER->priority (1);
3164	my $status;
3165	my $current = $Coro::current;
3166	(
3167	sub {
3168	$status = $!;
3169	$current->ready; undef $current;
3170	},
3171	sub {
3172	Coro::schedule while defined $current;
3173	$! = $status;
3174	},
3175	)
3176	};
3177		3785
3178	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3179	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3180		3792
3181	cf::sync_job {	3793	cf::sync_job {
3182	eval {	3794	eval {
3183	BDB::db_env_open	3795	BDB::db_env_open
3184	$DB_ENV,	3796	$DB_ENV,
…		…
3186	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3187	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3188	0666;	3800	0666;
3189		3801
3190	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3191
3192	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3193	$DB_ENV->set_lk_detect;
3194	};	3803	};
3195		3804
3196	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3197	};	3806	};
3198	}	3807	}
		3808
		3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3811	};
		3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3814	};
		3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3817	};
3199	}	3818	}
3200		3819
3201	{	3820	{
		3821	# configure IO::AIO
		3822
3202	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3203
3204	undef $Coro::AIO::WATCHER;
3205	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3206	$AIO_POLL_WATCHER = Event->io (	3825	$Coro::AIO::WATCHER->priority (1);
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	fd => IO::AIO::poll_fileno,
3210	poll => 'r',
3211	prio => 6,
3212	cb => \&IO::AIO::poll_cb,
3213	);
3214	}	3826	}
3215		3827
3216	my $_log_backtrace;	3828	my $_log_backtrace;
3217		3829
3218	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3222		3834
3223	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3224	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3225	++$_log_backtrace;	3837	++$_log_backtrace;
3226	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3227	my @bt = fork_call {	3841	my @bt = fork_call {
3228	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3229	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3230	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3231	or die "addr2line: $!";	3845	or die "addr2line: $!";

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