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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.473 by root, Fri Jun 26 16:32:10 2009 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
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
34	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
35		65
36	# configure various modules to our taste	66	# configure various modules to our taste
37	#	67	#
38	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		76
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		78
51	our %COMMAND = ();	79	our %COMMAND = ();
52	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	83	our %EXTCMD = ();
56	our %EXTICMD = ();	84	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
59		87
60	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	89	our @EVENT;
62		90
63	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	92	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
74		106
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	109	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
85		118
86	our %CFG;	119	our %CFG;
87		120
88	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
90		124
91	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
94		128
95	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		131
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
101		140
102	binmode STDOUT;	141	binmode STDOUT;
103	binmode STDERR;	142	binmode STDERR;
104		143
105	# read virtual server time, if available	144	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
110	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
111		152
112	mkdir $_	153	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		155
115	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
158		199
159	The raw value load value from the last tick.	200	The raw value load value from the last tick.
160		201
161	=item %cf::CFG	202	=item %cf::CFG
162		203
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	205	from wherever your confdir points to.
165		206
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		208
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	227	$msg .= "\n"
187	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
188		229
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		231
191	utf8::encode $msg;
192	LOG llevError, $msg;	232	LOG llevError, $msg;
193	};	233	};
194	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
195		250
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	261	for my $pkg (qw(
207	cf::global cf::attachable	262	cf::global cf::attachable
208	cf::object cf::object::player	263	cf::object cf::object::player
209	cf::client cf::player	264	cf::client cf::player
210	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
211	cf::map cf::party cf::region	267	cf::party cf::region
212	)) {	268	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	270	}
216		271
217	$Event::DIED = sub {	272	$EV::DIED = sub {
218	warn "error in event callback: @_";	273	warn "error in event callback: @_";
219	};	274	};
220		275
221	#############################################################################	276	#############################################################################
222		277
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	301	$d
247	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
248	}	303	}
249		304
250	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
251		306
252	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
253		308
254	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
255		310
256	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
257		312
258	=cut	313	=cut
259		314
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		316
262	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
264		333
265	=item cf::lock_wait $string	334	=item cf::lock_wait $string
266		335
267	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
268		337
269	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
270		339
271	Wait until the given lock is available and then acquires it and returns	340	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	341	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
274	returned.	343	returned.
275		344
		345	Locks are *not* recursive, locking from the same coro twice results in a
		346	deadlocked coro.
		347
276	Lock names should begin with a unique identifier (for example, cf::map::find	348	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	349	uses map_find and cf::map::load uses map_load).
278		350
279	=item $locked = cf::lock_active $string	351	=item $locked = cf::lock_active $string
280		352
281	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
282		354
283	=cut	355	=cut
284		356
285	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
286		358
287	sub lock_wait($) {	359	sub lock_wait($) {
288	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	361	}
296		362
297	sub lock_acquire($) {	363	sub lock_acquire($) {
298	my ($key) = @_;	364	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	365	}
310		366
311	sub lock_active($) {	367	sub lock_active($) {
312	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	369	}
316		370
317	sub freeze_mainloop {	371	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
319		373
320	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	375	}
		376
		377	=item cf::periodic $interval, $cb
		378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
		390	}
		391
		392	=item cf::get_slot $time[, $priority[, $name]]
		393
		394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		395	This call blocks and returns only when you have at least C<$time> seconds
		396	of cpu time till the next tick. The slot is only valid till the next cede.
		397
		398	The optional C<$name> can be used to identify the job to run. It might be
		399	used for statistical purposes and should identify the same time-class.
		400
		401	Useful for short background jobs.
		402
		403	=cut
		404
		405	our @SLOT_QUEUE;
		406	our $SLOT_QUEUE;
		407
		408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
		412	my $signal = new Coro::Signal;
		413
		414	while () {
		415	next_job:
		416	my $avail = cf::till_tick;
		417	if ($avail > 0.01) {
		418	for (0 .. $#SLOT_QUEUE) {
		419	if ($SLOT_QUEUE[$_][0] < $avail) {
		420	my $job = splice @SLOT_QUEUE, $_, 1, ();
		421	$job->[2]->send;
		422	Coro::cede;
		423	goto next_job;
		424	}
		425	}
		426	}
		427
		428	if (@SLOT_QUEUE) {
		429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		430	push @cf::WAIT_FOR_TICK, $signal;
		431	$signal->wait;
		432	} else {
		433	Coro::schedule;
		434	}
322	};	435	}
323	$TICK_WATCHER->stop;	436	};
324	$guard	437
		438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
		441	my ($time, $pri, $name) = @_;
		442
		443	$time = $TICK * .6 if $time > $TICK * .6;
		444	my $sig = new Coro::Signal;
		445
		446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		448	$SLOT_QUEUE->ready;
		449	$sig->wait;
325	}	450	}
326		451
327	=item cf::async { BLOCK }	452	=item cf::async { BLOCK }
328		453
329	Currently the same as Coro::async_pool, meaning you cannot use	454	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		459
335	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
336		461
337	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
338		463
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	465	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	467	acceptable.
343		468
344	If it must be done, put the blocking parts into C<sync_job>. This will run	469	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		475
351	sub sync_job(&) {	476	sub sync_job(&) {
352	my ($job) = @_;	477	my ($job) = @_;
353		478
354	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	480	my $time = EV::time;
356		481
357	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
359		484
360	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	486
362	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
363		488
364	my $busy = 1;	489	my $busy = 1;
365	my @res;	490	my @res;
366		491
367	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	494	@res = eval { $job->() };
369	warn $@ if $@;	495	warn $@ if $@;
370	undef $busy;	496	undef $busy;
371	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
372		498
373	while ($busy) {	499	while ($busy) {
374	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
375	}	504	}
		505	}
376		506
377	$time = Event::time - $time;	507	my $time = EV::time - $time;
378		508
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
383		510
384	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
385	} else {	512	} else {
386	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
387		514
…		…
412	=item fork_call { }, $args	539	=item fork_call { }, $args
413		540
414	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
418		545
419	=cut	546	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		547
430	sub fork_call(&@) {	548	sub fork_call(&@) {
431	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
432		550
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	551	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	552	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	553	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		554
438	if (my $pid = fork) {	555	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	556	reset_signals;
452	local $SIG{__WARN__};	557	&$cb
453	local $SIG{__DIE__};	558	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		559
460	eval {	560	wantarray ? @res : $res[-1]
461	close $fh1;	561	}
462		562
463	my @res = eval { $cb->(@args) };	563	=item $coin = coin_from_name $name
464		564
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	565	=cut
466	close $fh2;
467	};
468		566
469	warn $@ if $@;	567	our %coin_alias = (
470	_exit 0;	568	"silver" => "silvercoin",
471	}	569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
472	}	588	}
473		589
474	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
475		591
476	Returns a single value from the environment database.	592	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
479		595
480	Stores the given C<$value> in the family. It can currently store binary	596	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
483	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
484		622
485	our $DB;	623	our $DB;
486		624
487	sub db_init {	625	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	626	cf::sync_job {
492	eval {	627	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	628	};
502	}	629	}
503		630
504	sub db_get($$) {	631	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
506		633
…		…
556	if (1) {	683	if (1) {
557	$md5 =	684	$md5 =
558	join "\x00",	685	join "\x00",
559	$processversion,	686	$processversion,
560	map {	687	map {
561	Coro::cede;	688	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	689	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	690	} 0.. $#$src;
564		691
565		692
566	my $dbmd5 = db_get cache => "$id/md5";	693	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		731
605	#############################################################################	732	#############################################################################
606		733
607	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
608		735
609	Many objects in crossfire are so-called attachable objects. That means you can	736	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
612		739
613	In the following description, CLASS can be any of C<global>, C<object>	740	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	742	Deliantra).
616		743
617	=over 4	744	=over 4
618		745
619	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
620		747
…		…
664	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
665		792
666	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
668		795
669	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
671		798
672	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
673		800
674	=over 4	801	=over 4
…		…
902	}	1029	}
903		1030
904	0	1031	0
905	}	1032	}
906		1033
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1035
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1037
911	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
912		1039
…		…
919	=cut	1046	=cut
920		1047
921	#############################################################################	1048	#############################################################################
922	# object support	1049	# object support
923		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
		1084	sub _can_merge {
		1085	my ($ob1, $ob2) = @_;
		1086
		1087	++$SLOW_MERGES;#d#
		1088
		1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
		1091	}
		1092
924	sub reattach {	1093	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1095	my ($obj) = @_;
927		1096
		1097	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1099
930	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
931		1101
932	@$registry = ();	1102	@$registry = ();
933		1103
…		…
948	cf::attachable->attach (	1118	cf::attachable->attach (
949	prio => -1000000,	1119	prio => -1000000,
950	on_instantiate => sub {	1120	on_instantiate => sub {
951	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
952		1122
953	$data = from_json $data;	1123	$data = decode_json $data;
954		1124
955	for (@$data) {	1125	for (@$data) {
956	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
957		1127
958	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1144	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
976		1146
977	sync_job {	1147	sync_job {
978	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
981		1152
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1156	if ($cf::USE_FSYNC) {
		1157	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1158	aio_fsync $fh;
		1159	}
986	close $fh;	1160	aio_close $fh;
987		1161
988	if (@$objs) {	1162	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1167	if ($cf::USE_FSYNC) {
		1168	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1169	aio_fsync $fh;
		1170	}
994	close $fh;	1171	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1172	aio_rename "$filename.pst~", "$filename.pst";
996	}	1173	}
997	} else {	1174	} else {
998	aio_unlink "$filename.pst";	1175	aio_unlink "$filename.pst";
999	}	1176	}
1000		1177
1001	aio_rename "$filename~", $filename;	1178	aio_rename "$filename~", $filename;
		1179
		1180	$filename =~ s%/[^/]+$%%;
		1181	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1182	} else {
1003	warn "FATAL: $filename~: $!\n";	1183	warn "unable to save objects: $filename~: $!\n";
1004	}	1184	}
1005	} else {	1185	} else {
1006	aio_unlink $filename;	1186	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1187	aio_unlink "$filename.pst";
1008	}	1188	}
1009	}	1189	};
1010	}	1190	}
1011		1191
1012	sub object_freezer_as_string {	1192	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1193	my ($rdata, $objs) = @_;
1014		1194
…		…
1026	or return;	1206	or return;
1027		1207
1028	unless (aio_stat "$filename.pst") {	1208	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1209	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1210	or return;
		1211
1031	$av = eval { (Storable::thaw $av)->{objs} };	1212	my $st = eval { Coro::Storable::thaw $av };
		1213	$av = $st->{objs};
1032	}	1214	}
1033		1215
		1216	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1217	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1218	$decname, length $data, scalar @{$av || []};
		1219
1036	return ($data, $av);	1220	($data, $av)
1037	}	1221	}
1038		1222
1039	=head2 COMMAND CALLBACKS	1223	=head2 COMMAND CALLBACKS
1040		1224
1041	=over 4	1225	=over 4
…		…
1095	my ($name, $cb) = @_;	1279	my ($name, $cb) = @_;
1096		1280
1097	$EXTICMD{$name} = $cb;	1281	$EXTICMD{$name} = $cb;
1098	}	1282	}
1099		1283
		1284	use File::Glob ();
		1285
1100	cf::player->attach (	1286	cf::player->attach (
1101	on_command => sub {	1287	on_command => sub {
1102	my ($pl, $name, $params) = @_;	1288	my ($pl, $name, $params) = @_;
1103		1289
1104	my $cb = $COMMAND{$name}	1290	my $cb = $COMMAND{$name}
…		…
1114	my ($pl, $buf) = @_;	1300	my ($pl, $buf) = @_;
1115		1301
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1302	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1303
1118	if (ref $msg) {	1304	if (ref $msg) {
		1305	my ($type, $reply, @payload) =
		1306	"ARRAY" eq ref $msg
		1307	? @$msg
		1308	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1309
		1310	my @reply;
		1311
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1312	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1313	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1314	}
		1315
		1316	$pl->ext_reply ($reply, @reply)
		1317	if $reply;
		1318
1124	} else {	1319	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1320	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1321	}
1127		1322
1128	cf::override;	1323	cf::override;
1129	},	1324	},
1130	);	1325	);
		1326
		1327	# "readahead" all extensions
		1328	sub cache_extensions {
		1329	my $grp = IO::AIO::aio_group;
		1330
		1331	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1332	for (grep /\.ext$/, @{$_[0]}) {
		1333	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1334	}
		1335	};
		1336
		1337	$grp
		1338	}
1131		1339
1132	sub load_extensions {	1340	sub load_extensions {
1133	cf::sync_job {	1341	cf::sync_job {
1134	my %todo;	1342	my %todo;
1135		1343
…		…
1155		1363
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1364	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1365	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1366
1159	$ext{source} =	1367	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1368	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1369	. "#line 1 \"$path\"\n{\n"
1162	. $source	1370	. $source
1163	. "\n};\n1";	1371	. "\n};\n1";
1164		1372
1165	$todo{$base} = \%ext;	1373	$todo{$base} = \%ext;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1389	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1390	: "$v->{base}: extension inactive.\n";
1183		1391
1184	if (exists $v->{meta}{mandatory}) {	1392	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1393	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1394	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1395	}
1189		1396
1190	warn $msg;	1397	warn $msg;
1191	}	1398	}
1192		1399
…		…
1206		1413
1207	=back	1414	=back
1208		1415
1209	=head2 CORE EXTENSIONS	1416	=head2 CORE EXTENSIONS
1210		1417
1211	Functions and methods that extend core crossfire objects.	1418	Functions and methods that extend core deliantra objects.
1212		1419
1213	=cut	1420	=cut
1214		1421
1215	package cf::player;	1422	package cf::player;
1216		1423
1217	use Coro::AIO;	1424	use Coro::AIO;
1218		1425
1219	=head3 cf::player	1426	=head3 cf::player
1220		1427
1221	=over 4	1428	=over 4
		1429
		1430	=item cf::player::num_playing
		1431
		1432	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1433
		1434	=cut
		1435
		1436	sub num_playing {
		1437	scalar grep
		1438	$_->ob->map
		1439	&& !$_->hidden
		1440	&& !$_->ob->flag (cf::FLAG_WIZ),
		1441	cf::player::list
		1442	}
1222		1443
1223	=item cf::player::find $login	1444	=item cf::player::find $login
1224		1445
1225	Returns the given player object, loading it if necessary (might block).	1446	Returns the given player object, loading it if necessary (might block).
1226		1447
…		…
1245		1466
1246	sub exists($) {	1467	sub exists($) {
1247	my ($login) = @_;	1468	my ($login) = @_;
1248		1469
1249	$cf::PLAYER{$login}	1470	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1471	or !aio_stat path $login
1251	}	1472	}
1252		1473
1253	sub find($) {	1474	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1475	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1476	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1483	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1484	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1485	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1486	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1487
1267	my $pl = load_pl path $login	1488	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1489	or return;
		1490
		1491	my $pl = cf::player::load_pl $f
		1492	or return;
		1493
		1494	local $cf::PLAYER_LOADING{$login} = $pl;
		1495	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1496	$cf::PLAYER{$login} = $pl
1270	}	1497	}
1271	}	1498	}
1272	}	1499	}
1273		1500
…		…
1282	return if $pl->{deny_save};	1509	return if $pl->{deny_save};
1283		1510
1284	aio_mkdir playerdir $pl, 0770;	1511	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1512	$pl->{last_save} = $cf::RUNTIME;
1286		1513
		1514	cf::get_slot 0.01;
		1515
1287	$pl->save_pl ($path);	1516	$pl->save_pl ($path);
1288	Coro::cede;	1517	cf::cede_to_tick;
1289	}	1518	}
1290		1519
1291	sub new($) {	1520	sub new($) {
1292	my ($login) = @_;	1521	my ($login) = @_;
1293		1522
…		…
1299	$cf::PLAYER{$login} = $self;	1528	$cf::PLAYER{$login} = $self;
1300		1529
1301	$self	1530	$self
1302	}	1531	}
1303		1532
		1533	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1534
		1535	=cut
		1536
		1537	sub send_msg {
		1538	my $ns = shift->ns
		1539	or return;
		1540	$ns->send_msg (@_);
		1541	}
		1542
1304	=item $pl->quit_character	1543	=item $pl->quit_character
1305		1544
1306	Nukes the player without looking back. If logged in, the connection will	1545	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1546	be destroyed. May block for a long time.
1308		1547
…		…
1312	my ($pl) = @_;	1551	my ($pl) = @_;
1313		1552
1314	my $name = $pl->ob->name;	1553	my $name = $pl->ob->name;
1315		1554
1316	$pl->{deny_save} = 1;	1555	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1556	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1557
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1558	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1559	$pl->deactivate;
		1560	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1561	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1562	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1563	$pl->ns->destroy if $pl->ns;
1323		1564
1324	my $path = playerdir $pl;	1565	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1566	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1602	or return [];
1362		1603
1363	my @logins;	1604	my @logins;
1364		1605
1365	for my $login (@$dirs) {	1606	for my $login (@$dirs) {
		1607	my $path = path $login;
		1608
		1609	# a .pst is a dead give-away for a valid player
		1610	# if no pst file found, open and chekc for blocked users
		1611	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1612	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1613	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1614	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1615	}
1369		1616
1370	utf8::decode $login;	1617	utf8::decode $login;
1371	push @logins, $login;	1618	push @logins, $login;
1372	}	1619	}
1373		1620
…		…
1400	}	1647	}
1401		1648
1402	\@paths	1649	\@paths
1403	}	1650	}
1404		1651
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1652	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1653
1407	Expand crossfire pod fragments into protocol xml.	1654	Expand deliantra pod fragments into protocol xml.
1408		1655
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1656	=item $player->ext_reply ($msgid, @msg)
1456		1657
1457	Sends an ext reply to the player.	1658	Sends an ext reply to the player.
1458		1659
1459	=cut	1660	=cut
1460		1661
1461	sub ext_reply($$%) {	1662	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1663	my ($self, $id, @msg) = @_;
1463		1664
1464	$msg{msgid} = $id;	1665	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1666	}
1467		1667
1468	=item $player->ext_event ($type, %msg)	1668	=item $player->ext_msg ($type, @msg)
1469		1669
1470	Sends an ext event to the client.	1670	Sends an ext event to the client.
1471		1671
1472	=cut	1672	=cut
1473		1673
1474	sub ext_event($$%) {	1674	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1675	my ($self, $type, @msg) = @_;
1476		1676
1477	$self->ns->ext_event ($type, %msg);	1677	$self->ns->ext_msg ($type, @msg);
1478	}	1678	}
1479		1679
1480	=head3 cf::region	1680	=head3 cf::region
1481		1681
1482	=over 4	1682	=over 4
…		…
1526	our $MAX_RESET = 3600;	1726	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1727	our $DEFAULT_RESET = 3000;
1528		1728
1529	sub generate_random_map {	1729	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1730	my ($self, $rmp) = @_;
		1731
		1732	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1733
1531	# mit "rum" bekleckern, nicht	1734	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1735	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1736	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1737	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1738	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1860
1658	# the temporary/swap location	1861	# the temporary/swap location
1659	sub save_path {	1862	sub save_path {
1660	my ($self) = @_;	1863	my ($self) = @_;
1661		1864
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1865	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1866	"$TMPDIR/$path.map"
1664	}	1867	}
1665		1868
1666	# the unique path, undef == no special unique path	1869	# the unique path, undef == no special unique path
1667	sub uniq_path {	1870	sub uniq_path {
1668	my ($self) = @_;	1871	my ($self) = @_;
1669		1872
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1873	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1874	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1875	}
1682		1876
1683	sub decay_objects {	1877	sub decay_objects {
1684	my ($self) = @_;	1878	my ($self) = @_;
1685		1879
…		…
1698		1892
1699	sub load_header_from($) {	1893	sub load_header_from($) {
1700	my ($self, $path) = @_;	1894	my ($self, $path) = @_;
1701		1895
1702	utf8::encode $path;	1896	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1897	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1898	or return;
		1899
		1900	$self->_load_header ($f)
		1901	or return;
		1902
		1903	local $MAP_LOADING{$self->{path}} = $self;
		1904	$f->resolve_delayed_derefs;
1708		1905
1709	$self->{load_path} = $path;	1906	$self->{load_path} = $path;
1710		1907
1711	1	1908	1
1712	}	1909	}
…		…
1766	sub find {	1963	sub find {
1767	my ($path, $origin) = @_;	1964	my ($path, $origin) = @_;
1768		1965
1769	$path = normalise $path, $origin && $origin->path;	1966	$path = normalise $path, $origin && $origin->path;
1770		1967
		1968	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	1969	my $guard2 = cf::lock_acquire "map_find:$path";
1772		1970
1773	$cf::MAP{$path} || do {	1971	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	1972	my $map = new_from_path cf::map $path
1776	or return;	1973	or return;
1777		1974
1778	$map->{last_save} = $cf::RUNTIME;	1975	$map->{last_save} = $cf::RUNTIME;
1779		1976
…		…
1781	or return;	1978	or return;
1782		1979
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1980	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	1981	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	1982	#$cf::WAIT_FOR_TICK->wait;
		1983	undef $guard2;
		1984	undef $guard1;
1786	$map->reset;	1985	$map->reset;
1787	undef $guard;
1788	return find $path;	1986	return find $path;
1789	}	1987	}
1790		1988
1791	$cf::MAP{$path} = $map	1989	$cf::MAP{$path} = $map
1792	}	1990	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	1999	local $self->{deny_reset} = 1; # loading can take a long time
1802		2000
1803	my $path = $self->{path};	2001	my $path = $self->{path};
1804		2002
1805	{	2003	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2004	my $guard = cf::lock_acquire "map_data:$path";
1807		2005
		2006	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2007	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2008
1810	$self->in_memory (cf::MAP_LOADING);	2009	$self->in_memory (cf::MAP_LOADING);
1811		2010
1812	$self->alloc;	2011	$self->alloc;
1813		2012
1814	$self->pre_load;	2013	$self->pre_load;
1815	Coro::cede;	2014	cf::cede_to_tick;
1816		2015
		2016	my $f = new_from_file cf::object::thawer $self->{load_path};
		2017	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2018	$self->_load_objects ($f)
1818	or return;	2019	or return;
1819		2020
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2021	$self->post_load_original
1821	if delete $self->{load_original};	2022	if delete $self->{load_original};
1822		2023
1823	if (my $uniq = $self->uniq_path) {	2024	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2025	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2026	unless (aio_stat $uniq) {
		2027	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2028	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2029	$self->_load_objects ($f);
		2030	$f->resolve_delayed_derefs;
		2031	}
1828	}	2032	}
1829	}	2033	}
1830		2034
1831	Coro::cede;	2035	$f->resolve_delayed_derefs;
		2036
		2037	cf::cede_to_tick;
1832	# now do the right thing for maps	2038	# now do the right thing for maps
1833	$self->link_multipart_objects;	2039	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2040	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2041	unless $self->difficulty;
1836	Coro::cede;	2042	cf::cede_to_tick;
1837		2043
1838	unless ($self->{deny_activate}) {	2044	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2045	$self->decay_objects;
1840	$self->fix_auto_apply;	2046	$self->fix_auto_apply;
1841	$self->update_buttons;	2047	$self->update_buttons;
1842	Coro::cede;	2048	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2049	$self->activate;
1846	}	2050	}
1847		2051
		2052	$self->{last_save} = $cf::RUNTIME;
		2053	$self->last_access ($cf::RUNTIME);
		2054
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2055	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2056	}
1850		2057
1851	$self->post_load;	2058	$self->post_load;
1852	}	2059	}
1853		2060
…		…
1862		2069
1863	$self	2070	$self
1864	}	2071	}
1865		2072
1866	# find and load all maps in the 3x3 area around a map	2073	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2074	sub load_neighbours {
1868	my ($map) = @_;	2075	my ($map) = @_;
1869		2076
1870	my @diag; # diagonal neighbours	2077	my @neigh; # diagonal neighbours
1871		2078
1872	for (0 .. 3) {	2079	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2080	my $neigh = $map->tile_path ($_)
1874	or next;	2081	or next;
1875	$neigh = find $neigh, $map	2082	$neigh = find $neigh, $map
1876	or next;	2083	or next;
1877	$neigh->load;	2084	$neigh->load;
1878		2085
		2086	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2087	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2088	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2089	}
1882		2090
1883	for (@diag) {	2091	for (grep defined $_->[0], @neigh) {
		2092	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2093	my $neigh = find $path, $origin
1885	or next;	2094	or next;
1886	$neigh->load;	2095	$neigh->load;
1887	}	2096	}
1888	}	2097	}
1889		2098
…		…
1894	}	2103	}
1895		2104
1896	sub do_load_sync {	2105	sub do_load_sync {
1897	my ($map) = @_;	2106	my ($map) = @_;
1898		2107
		2108	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2109	if $Coro::current == $Coro::main;
		2110
1899	cf::sync_job { $map->load };	2111	cf::sync_job { $map->load };
1900	}	2112	}
1901		2113
1902	our %MAP_PREFETCH;	2114	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2115	our $MAP_PREFETCHER = undef;
1904		2116
1905	sub find_async {	2117	sub find_async {
1906	my ($path, $origin) = @_;	2118	my ($path, $origin, $load) = @_;
1907		2119
1908	$path = normalise $path, $origin && $origin->{path};	2120	$path = normalise $path, $origin && $origin->{path};
1909		2121
1910	if (my $map = $cf::MAP{$path}) {	2122	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2123	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2124	}
1913		2125
1914	undef $MAP_PREFETCH{$path};	2126	$MAP_PREFETCH{$path} |= $load;
		2127
1915	$MAP_PREFETCHER ||= cf::async {	2128	$MAP_PREFETCHER ||= cf::async {
		2129	$Coro::current->{desc} = "map prefetcher";
		2130
1916	while (%MAP_PREFETCH) {	2131	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2132	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2133	if (my $map = find $k) {
1919	$map->load;	2134	$map->load if $v;
1920	}	2135	}
1921		2136
1922	delete $MAP_PREFETCH{$path};	2137	delete $MAP_PREFETCH{$k};
1923	}	2138	}
1924	}	2139	}
1925	undef $MAP_PREFETCHER;	2140	undef $MAP_PREFETCHER;
1926	};	2141	};
1927	$MAP_PREFETCHER->prio (6);	2142	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2145	}
1931		2146
1932	sub save {	2147	sub save {
1933	my ($self) = @_;	2148	my ($self) = @_;
1934		2149
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2150	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2151
1937	$self->{last_save} = $cf::RUNTIME;	2152	$self->{last_save} = $cf::RUNTIME;
1938		2153
1939	return unless $self->dirty;	2154	return unless $self->dirty;
1940		2155
…		…
1946	return if $self->{deny_save};	2161	return if $self->{deny_save};
1947		2162
1948	local $self->{last_access} = $self->last_access;#d#	2163	local $self->{last_access} = $self->last_access;#d#
1949		2164
1950	cf::async {	2165	cf::async {
		2166	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2167	$_->contr->save for $self->players;
1952	};	2168	};
		2169
		2170	cf::get_slot 0.02;
1953		2171
1954	if ($uniq) {	2172	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2173	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2174	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2175	} else {
…		…
1963	my ($self) = @_;	2181	my ($self) = @_;
1964		2182
1965	# save first because save cedes	2183	# save first because save cedes
1966	$self->save;	2184	$self->save;
1967		2185
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2186	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2187
1970	return if $self->players;	2188	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2189	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2190	return if $self->{deny_save};
1973		2191
		2192	$self->in_memory (cf::MAP_SWAPPED);
		2193
		2194	$self->deactivate;
		2195	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2196	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2197	}
1977		2198
1978	sub reset_at {	2199	sub reset_at {
1979	my ($self) = @_;	2200	my ($self) = @_;
1980		2201
…		…
2012	if $uniq;	2233	if $uniq;
2013	}	2234	}
2014		2235
2015	delete $cf::MAP{$self->path};	2236	delete $cf::MAP{$self->path};
2016		2237
		2238	$self->deactivate;
		2239	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2240	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2241
2021	$self->unlink_save;	2242	$self->unlink_save;
2022	$self->destroy;	2243	$self->destroy;
2023	}	2244	}
2024		2245
2025	my $nuke_counter = "aaaa";	2246	my $nuke_counter = "aaaa";
2026		2247
2027	sub nuke {	2248	sub nuke {
2028	my ($self) = @_;	2249	my ($self) = @_;
2029		2250
		2251	{
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
2030	delete $cf::MAP{$self->path};	2254	delete $cf::MAP{$self->path};
2031		2255
2032	$self->unlink_save;	2256	$self->unlink_save;
2033		2257
2034	bless $self, "cf::map";	2258	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2259	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2260	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2261	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2262	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2263
2040	$cf::MAP{$self->path} = $self;	2264	$cf::MAP{$self->path} = $self;
		2265	}
2041		2266
2042	$self->reset; # polite request, might not happen	2267	$self->reset; # polite request, might not happen
2043	}	2268	}
2044		2269
2045	=item $maps = cf::map::tmp_maps	2270	=item $maps = cf::map::tmp_maps
…		…
2087		2312
2088	sub unique_maps() {	2313	sub unique_maps() {
2089	[	2314	[
2090	map {	2315	map {
2091	utf8::decode $_;	2316	utf8::decode $_;
2092	/\.map$/	2317	s/\.map$//; # TODO future compatibility hack
		2318	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2319	? ()
2093	? normalise $_	2320	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2321	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2322	]
2097	}	2323	}
2098		2324
2099	package cf;
2100
2101	=back	2325	=back
2102		2326
2103	=head3 cf::object	2327	=head3 cf::object
2104		2328
2105	=cut	2329	=cut
…		…
2108		2332
2109	=over 4	2333	=over 4
2110		2334
2111	=item $ob->inv_recursive	2335	=item $ob->inv_recursive
2112		2336
2113	Returns the inventory of the object _and_ their inventories, recursively.	2337	Returns the inventory of the object I<and> their inventories, recursively,
		2338	but I<not> the object itself.
2114		2339
2115	=cut	2340	=cut
2116		2341
2117	sub inv_recursive_;	2342	sub inv_recursive_;
2118	sub inv_recursive_ {	2343	sub inv_recursive_ {
…		…
2121		2346
2122	sub inv_recursive {	2347	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2348	inv_recursive_ inv $_[0]
2124	}	2349	}
2125		2350
		2351	=item $ref = $ob->ref
		2352
		2353	Creates and returns a persistent reference to an object that can be stored as a string.
		2354
		2355	=item $ob = cf::object::deref ($refstring)
		2356
		2357	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2358	even if the object actually exists. May block.
		2359
		2360	=cut
		2361
		2362	sub deref {
		2363	my ($ref) = @_;
		2364
		2365	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2366	my ($uuid, $name) = ($1, $2);
		2367	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2368	or return;
		2369	$pl->ob->uuid eq $uuid
		2370	or return;
		2371
		2372	$pl->ob
		2373	} else {
		2374	warn "$ref: cannot resolve object reference\n";
		2375	undef
		2376	}
		2377	}
		2378
2126	package cf;	2379	package cf;
2127		2380
2128	=back	2381	=back
2129		2382
2130	=head3 cf::object::player	2383	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2389	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2390	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2391	dialogue with the given NPC character.
2139		2392
2140	=cut	2393	=cut
		2394
		2395	our $SAY_CHANNEL = {
		2396	id => "say",
		2397	title => "Map",
		2398	reply => "say ",
		2399	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2400	};
		2401
		2402	our $CHAT_CHANNEL = {
		2403	id => "chat",
		2404	title => "Chat",
		2405	reply => "chat ",
		2406	tooltip => "Player chat and shouts, global to the server.",
		2407	};
2141		2408
2142	# rough implementation of a future "reply" method that works	2409	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2410	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2411	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2412	sub cf::object::player::reply($$$;$) {
…		…
2152		2419
2153	} else {	2420	} else {
2154	my $pl = $self->contr;	2421	my $pl = $self->contr;
2155		2422
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2423	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2424	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2425	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2426
2165	} else {	2427	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2428	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2429	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2430	}
2169	}	2431	}
		2432	}
		2433
		2434	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2435
		2436	=cut
		2437
		2438	sub cf::object::send_msg {
		2439	my $pl = shift->contr
		2440	or return;
		2441	$pl->send_msg (@_);
2170	}	2442	}
2171		2443
2172	=item $player_object->may ("access")	2444	=item $player_object->may ("access")
2173		2445
2174	Returns wether the given player is authorized to access resource "access"	2446	Returns wether the given player is authorized to access resource "access"
…		…
2187		2459
2188	=item $player_object->enter_link	2460	=item $player_object->enter_link
2189		2461
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2462	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2463
2192	The player should be reasonably safe there for short amounts of time. You	2464	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2465	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2466	though, as the palyer cannot control the character while it is on the link
		2467	map.
2194		2468
2195	Will never block.	2469	Will never block.
2196		2470
2197	=item $player_object->leave_link ($map, $x, $y)	2471	=item $player_object->leave_link ($map, $x, $y)
2198		2472
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2527	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2528	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2529	if $x <=0 && $y <= 0;
2256		2530
2257	$map->load;	2531	$map->load;
2258	$map->load_diag;	2532	$map->load_neighbours;
2259		2533
2260	return unless $self->contr->active;	2534	return unless $self->contr->active;
		2535	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2261	$self->activate_recursive;	2536	$self->activate_recursive;
2262		2537
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2538	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2539	$self->enter_map ($map, $x, $y);
2265	}	2540	}
…		…
2270	her, loading and preparing them map, calling the provided $check callback	2545	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2546	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2547	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2548	be called at the end of this process.
2274		2549
		2550	Note that $check will be called with a potentially non-loaded map, so if
		2551	it needs a loaded map it has to call C<< ->load >>.
		2552
2275	=cut	2553	=cut
2276		2554
2277	our $GOTOGEN;	2555	our $GOTOGEN;
2278		2556
2279	sub cf::object::player::goto {	2557	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2561	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2562
2285	$self->enter_link;	2563	$self->enter_link;
2286		2564
2287	(async {	2565	(async {
		2566	$Coro::current->{desc} = "player::goto $path $x $y";
		2567
		2568	# *tag paths override both path and x|y
		2569	if ($path =~ /^\*(.*)$/) {
		2570	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2571	my $ob = $obs[rand @obs];
		2572
		2573	# see if we actually can go there
		2574	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2575	$ob = $obs[rand @obs];
		2576	} else {
		2577	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2578	}
		2579	# else put us there anyways for now #d#
		2580
		2581	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2582	} else {
		2583	($path, $x, $y) = (undef, undef, undef);
		2584	}
		2585	}
		2586
2288	my $map = eval {	2587	my $map = eval {
2289	my $map = cf::map::find $path;	2588	my $map = defined $path ? cf::map::find $path : undef;
2290		2589
2291	if ($map) {	2590	if ($map) {
2292	$map = $map->customise_for ($self);	2591	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2592	$map = $check->($map) if $check && $map;
2294	} else {	2593	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2594	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2595	}
2297		2596
2298	$map	2597	$map
2299	};	2598	};
2300		2599
…		…
2336	}	2635	}
2337		2636
2338	sub prepare_random_map {	2637	sub prepare_random_map {
2339	my ($exit) = @_;	2638	my ($exit) = @_;
2340		2639
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2640	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2641	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2642	# that depends on the exit object
2346		2643
2347	my $rmp = parse_random_map_params $exit->msg;	2644	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2646	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2647	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2648	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2649	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2650	$rmp->{origin_y} = $exit->y;
		2651
		2652	$exit->map->touch;
2354	}	2653	}
2355		2654
2356	$rmp->{random_seed} ||= $exit->random_seed;	2655	$rmp->{random_seed} ||= $exit->random_seed;
2357		2656
2358	my $data = cf::to_json $rmp;	2657	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2658	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2659	my $meta = "$RANDOMDIR/$md5.meta";
2361		2660
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2661	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2662	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2663	undef $fh;
2365	aio_rename "$meta~", $meta;	2664	aio_rename "$meta~", $meta;
2366		2665
		2666	my $slaying = "?random/$md5";
		2667
		2668	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2669	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2670	$exit->msg (undef);
		2671	}
2369	}	2672	}
2370	}	2673	}
2371		2674
2372	sub cf::object::player::enter_exit {	2675	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2676	my ($self, $exit) = @_;
2374		2677
2375	return unless $self->type == cf::PLAYER;	2678	return unless $self->type == cf::PLAYER;
2376		2679
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2680	$self->enter_link;
2389		2681
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2682	(async {
2395	$self->deactivate_recursive; # just to be sure	2683	$Coro::current->{desc} = "enter_exit";
		2684
2396	unless (eval {	2685	unless (eval {
		2686	$self->deactivate_recursive; # just to be sure
		2687
		2688	# random map handling
		2689	{
		2690	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2691
		2692	prepare_random_map $exit
		2693	if $exit->slaying eq "/!";
		2694	}
		2695
		2696	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2697	my $x = $exit->stats->hp;
		2698	my $y = $exit->stats->sp;
		2699
2397	$self->goto ($slaying, $hp, $sp);	2700	$self->goto ($map, $x, $y);
2398		2701
		2702	# if exit is damned, update players death & WoR home-position
		2703	$self->contr->savebed ($map, $x, $y)
		2704	if $exit->flag (cf::FLAG_DAMNED);
		2705
2399	1;	2706	1
2400	}) {	2707	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2708	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2709	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2710	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2711	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2712
2406	warn "ERROR in enter_exit: $@";	2713	warn "ERROR in enter_exit: $@";
…		…
2425		2732
2426	utf8::encode $text;	2733	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2734	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2735	}
2429		2736
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2737	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2738
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2739	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2740	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2741	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2742	the message unless the client supports the msg packet.
2436		2743
2437	=cut	2744	=cut
2438		2745
		2746	# non-persistent channels (usually the info channel)
		2747	our %CHANNEL = (
		2748	"c/identify" => {
		2749	id => "infobox",
		2750	title => "Identify",
		2751	reply => undef,
		2752	tooltip => "Items recently identified",
		2753	},
		2754	"c/examine" => {
		2755	id => "infobox",
		2756	title => "Examine",
		2757	reply => undef,
		2758	tooltip => "Signs and other items you examined",
		2759	},
		2760	"c/book" => {
		2761	id => "infobox",
		2762	title => "Book",
		2763	reply => undef,
		2764	tooltip => "The contents of a note or book",
		2765	},
		2766	"c/lookat" => {
		2767	id => "infobox",
		2768	title => "Look",
		2769	reply => undef,
		2770	tooltip => "What you saw there",
		2771	},
		2772	"c/who" => {
		2773	id => "infobox",
		2774	title => "Players",
		2775	reply => undef,
		2776	tooltip => "Shows players who are currently online",
		2777	},
		2778	"c/body" => {
		2779	id => "infobox",
		2780	title => "Body Parts",
		2781	reply => undef,
		2782	tooltip => "Shows which body parts you posess and are available",
		2783	},
		2784	"c/statistics" => {
		2785	id => "infobox",
		2786	title => "Statistics",
		2787	reply => undef,
		2788	tooltip => "Shows your primary statistics",
		2789	},
		2790	"c/skills" => {
		2791	id => "infobox",
		2792	title => "Skills",
		2793	reply => undef,
		2794	tooltip => "Shows your experience per skill and item power",
		2795	},
		2796	"c/shopitems" => {
		2797	id => "infobox",
		2798	title => "Shop Items",
		2799	reply => undef,
		2800	tooltip => "Shows the items currently for sale in this shop",
		2801	},
		2802	"c/resistances" => {
		2803	id => "infobox",
		2804	title => "Resistances",
		2805	reply => undef,
		2806	tooltip => "Shows your resistances",
		2807	},
		2808	"c/pets" => {
		2809	id => "infobox",
		2810	title => "Pets",
		2811	reply => undef,
		2812	tooltip => "Shows information abotu your pets/a specific pet",
		2813	},
		2814	"c/perceiveself" => {
		2815	id => "infobox",
		2816	title => "Perceive Self",
		2817	reply => undef,
		2818	tooltip => "You gained detailed knowledge about yourself",
		2819	},
		2820	"c/uptime" => {
		2821	id => "infobox",
		2822	title => "Uptime",
		2823	reply => undef,
		2824	tooltip => "How long the server has been running since last restart",
		2825	},
		2826	"c/mapinfo" => {
		2827	id => "infobox",
		2828	title => "Map Info",
		2829	reply => undef,
		2830	tooltip => "Information related to the maps",
		2831	},
		2832	"c/party" => {
		2833	id => "party",
		2834	title => "Party",
		2835	reply => "gsay ",
		2836	tooltip => "Messages and chat related to your party",
		2837	},
		2838	"c/death" => {
		2839	id => "death",
		2840	title => "Death",
		2841	reply => undef,
		2842	tooltip => "Reason for and more info about your most recent death",
		2843	},
		2844	"c/say" => $SAY_CHANNEL,
		2845	"c/chat" => $CHAT_CHANNEL,
		2846	);
		2847
2439	sub cf::client::send_msg {	2848	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	2849	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2850
2442	$msg = $self->pl->expand_cfpod ($msg);	2851	$msg = $self->pl->expand_cfpod ($msg)
		2852	unless $color & cf::NDI_VERBATIM;
		2853
		2854	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2855
		2856	# check predefined channels, for the benefit of C
		2857	if ($CHANNEL{$channel}) {
		2858	$channel = $CHANNEL{$channel};
		2859
		2860	$self->ext_msg (channel_info => $channel);
		2861	$channel = $channel->{id};
		2862
		2863	} elsif (ref $channel) {
		2864	# send meta info to client, if not yet sent
		2865	unless (exists $self->{channel}{$channel->{id}}) {
		2866	$self->{channel}{$channel->{id}} = $channel;
		2867	$self->ext_msg (channel_info => $channel);
		2868	}
		2869
		2870	$channel = $channel->{id};
		2871	}
2443		2872
2444	return unless @extra || length $msg;	2873	return unless @extra || length $msg;
2445		2874
2446	if ($self->can_msg) {	2875	# default colour, mask it out
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2876	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2448	} else {	2877	if $color & cf::NDI_DEF;
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458		2878
2459	if ($color >= 0) {	2879	my $pkt = "msg "
2460	if (0 && $msg =~ /\[/) {	2880	. $self->{json_coder}->encode (
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	2881	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2462	} else {	2882	);
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")
2465	}
2466	}
2467	}
2468	}
2469		2883
		2884	# try lzf for large packets
		2885	$pkt = "lzf " . Compress::LZF::compress $pkt
		2886	if 1024 <= length $pkt and $self->{can_lzf};
		2887
		2888	# split very large packets
		2889	if (8192 < length $pkt and $self->{can_lzf}) {
		2890	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2891	$pkt = "frag";
		2892	}
		2893
		2894	$self->send_packet ($pkt);
		2895	}
		2896
2470	=item $client->ext_event ($type, %msg)	2897	=item $client->ext_msg ($type, @msg)
2471		2898
2472	Sends an ext event to the client.	2899	Sends an ext event to the client.
2473		2900
2474	=cut	2901	=cut
2475		2902
2476	sub cf::client::ext_event($$%) {	2903	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	2904	my ($self, $type, @msg) = @_;
2478		2905
2479	return unless $self->extcmd;	2906	if ($self->extcmd == 2) {
2480		2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2908	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	2909	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2911	}
		2912	}
		2913
		2914	=item $client->ext_reply ($msgid, @msg)
		2915
		2916	Sends an ext reply to the client.
		2917
		2918	=cut
		2919
		2920	sub cf::client::ext_reply($$@) {
		2921	my ($self, $id, @msg) = @_;
		2922
		2923	if ($self->extcmd == 2) {
		2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2925	} elsif ($self->extcmd == 1) {
		2926	#TODO: version 1, remove
		2927	unshift @msg, msgtype => "reply", msgid => $id;
		2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2929	}
2483	}	2930	}
2484		2931
2485	=item $success = $client->query ($flags, "text", \&cb)	2932	=item $success = $client->query ($flags, "text", \&cb)
2486		2933
2487	Queues a query to the client, calling the given callback with	2934	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	2989	my ($ns, $buf) = @_;
2543		2990
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		2992
2546	if (ref $msg) {	2993	if (ref $msg) {
		2994	my ($type, $reply, @payload) =
		2995	"ARRAY" eq ref $msg
		2996	? @$msg
		2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2998
		2999	my @reply;
		3000
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3001	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3002	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3003	}
		3004
		3005	$ns->ext_reply ($reply, @reply)
		3006	if $reply;
		3007
2553	} else {	3008	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	3010	}
2556		3011
2557	cf::override;	3012	cf::override;
…		…
2604	our $safe = new Safe "safe";	3059	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3060	our $safe_hole = new Safe::Hole;
2606		3061
2607	$SIG{FPE} = 'IGNORE';	3062	$SIG{FPE} = 'IGNORE';
2608		3063
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3064	$safe->permit_only (Opcode::opset qw(
		3065	:base_core :base_mem :base_orig :base_math
		3066	grepstart grepwhile mapstart mapwhile
		3067	sort time
		3068	));
2610		3069
2611	# here we export the classes and methods available to script code	3070	# here we export the classes and methods available to script code
2612		3071
2613	=pod	3072	=pod
2614		3073
2615	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2616		3075
2617	cf::object	3076	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3078	insert remove name archname title slaying race decrease split
		3079	value
2620		3080
2621	cf::object::player	3081	cf::object::player
2622	player	3082	player
2623		3083
2624	cf::player	3084	cf::player
…		…
2629		3089
2630	=cut	3090	=cut
2631		3091
2632	for (	3092	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3093	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2634	insert remove)],	3094	insert remove inv nrof name archname title slaying race
		3095	decrease split destroy change_exp value msg lore send_msg)],
2635	["cf::object::player" => qw(player)],	3096	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3097	["cf::player" => qw(peaceful send_msg)],
2637	["cf::map" => qw(trigger)],	3098	["cf::map" => qw(trigger)],
2638	) {	3099	) {
2639	no strict 'refs';	3100	no strict 'refs';
2640	my ($pkg, @funs) = @$_;	3101	my ($pkg, @funs) = @$_;
2641	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3102	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2658	my ($code, %vars) = @_;	3119	my ($code, %vars) = @_;
2659		3120
2660	my $qcode = $code;	3121	my $qcode = $code;
2661	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3122	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2662	$qcode =~ s/\n/\\n/g;	3123	$qcode =~ s/\n/\\n/g;
		3124
		3125	%vars = (_dummy => 0) unless %vars;
2663		3126
2664	local $_;	3127	local $_;
2665	local @safe::cf::_safe_eval_args = values %vars;	3128	local @safe::cf::_safe_eval_args = values %vars;
2666		3129
2667	my $eval =	3130	my $eval =
…		…
2715	# the server's init and main functions	3178	# the server's init and main functions
2716		3179
2717	sub load_facedata($) {	3180	sub load_facedata($) {
2718	my ($path) = @_;	3181	my ($path) = @_;
2719		3182
		3183	# HACK to clear player env face cache, we need some signal framework
		3184	# for this (global event?)
		3185	%ext::player_env::MUSIC_FACE_CACHE = ();
		3186
		3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3188
2720	warn "loading facedata from $path\n";	3189	warn "loading facedata from $path\n";
2721		3190
2722	my $facedata;	3191	my $facedata;
2723	0 < aio_load $path, $facedata	3192	0 < aio_load $path, $facedata
2724	or die "$path: $!";	3193	or die "$path: $!";
…		…
2726	$facedata = Coro::Storable::thaw $facedata;	3195	$facedata = Coro::Storable::thaw $facedata;
2727		3196
2728	$facedata->{version} == 2	3197	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3198	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3199
		3200	# patch in the exptable
		3201	$facedata->{resource}{"res/exp_table"} = {
		3202	type => FT_RSRC,
		3203	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3204	};
		3205	cf::cede_to_tick;
		3206
2731	{	3207	{
2732	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2733		3209
2734	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2736	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2740		3217
2741	cf::cede_to_tick;	3218	cf::cede_to_tick;
2742	}	3219	}
2743		3220
2744	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2746	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2747	or next;	3225	or next;
		3226
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3230	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2769		3248
2770	{	3249	{
2771	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3253
2776	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3255	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3257	my $data;
2784		3258
2785	if ($name =~ /\.jpg$/) {	3259	if ($info->{type} & 1) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3260	# prepend meta info
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3261
		3262	my $meta = $enc->encode ({
		3263	name => $name,
		3264	%{ $info->{meta} || {} },
		3265	});
		3266
		3267	$data = pack "(w/a*)*", $meta, $info->{data};
		3268	} else {
		3269	$data = $info->{data};
		3270	}
		3271
		3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
2788	} else {	3274	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3275	$RESOURCE{$name} = $info;
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3276	}
2795		3277
2796	cf::cede_to_tick;	3278	cf::cede_to_tick;
2797	}	3279	}
2798	}	3280	}
2799		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3283
2800	1	3284	1
2801	}	3285	}
2802		3286
		3287	cf::global->attach (on_resource_update => sub {
		3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3290
		3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3292	my $sound = $soundconf->{compat}[$_]
		3293	or next;
		3294
		3295	my $face = cf::face::find "sound/$sound->[1]";
		3296	cf::sound::set $sound->[0] => $face;
		3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3298	}
		3299
		3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3301	my $face = cf::face::find "sound/$v";
		3302	cf::sound::set $k => $face;
		3303	}
		3304	}
		3305	});
		3306
		3307	register_exticmd fx_want => sub {
		3308	my ($ns, $want) = @_;
		3309
		3310	while (my ($k, $v) = each %$want) {
		3311	$ns->fx_want ($k, $v);
		3312	}
		3313	};
		3314
		3315	sub load_resource_file($) {
		3316	my $guard = lock_acquire "load_resource_file";
		3317
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321
		3322	$status
		3323	}
		3324
2803	sub reload_regions {	3325	sub reload_regions {
		3326	# HACK to clear player env face cache, we need some signal framework
		3327	# for this (global event?)
		3328	%ext::player_env::MUSIC_FACE_CACHE = ();
		3329
2804	load_resource_file "$MAPDIR/regions"	3330	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3331	or die "unable to load regions file\n";
2806		3332
2807	for (cf::region::list) {	3333	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3334	$_->{match} = qr/$_->{match}/
…		…
2816	}	3342	}
2817		3343
2818	sub reload_archetypes {	3344	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3347	}
2827		3348
2828	sub reload_treasures {	3349	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
2831	}	3352	}
2832		3353
2833	sub reload_resources {	3354	sub reload_resources {
2834	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
2835		3356
		3357	reload_facedata;
		3358	reload_archetypes;
2836	reload_regions;	3359	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3360	reload_treasures;
2841		3361
2842	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
2843	}	3363	}
2844		3364
2845	sub init {	3365	sub reload_config {
2846	reload_resources;
2847	}
2848
2849	sub cfg_load {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3367	or return;
2852		3368
2853	local $/;	3369	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
2855		3371
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2857		3373
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2865	};	3381	};
2866	warn $@ if $@;	3382	warn $@ if $@;
2867	}	3383	}
2868	}	3384	}
2869		3385
		3386	sub pidfile() {
		3387	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3388	or die "$PIDFILE: $!";
		3389	flock $fh, &Fcntl::LOCK_EX
		3390	or die "$PIDFILE: flock: $!";
		3391	$fh
		3392	}
		3393
		3394	# make sure only one server instance is running at any one time
		3395	sub atomic {
		3396	my $fh = pidfile;
		3397
		3398	my $pid = <$fh>;
		3399	kill 9, $pid if $pid > 0;
		3400
		3401	seek $fh, 0, 0;
		3402	print $fh $$;
		3403	}
		3404
2870	sub main {	3405	sub main {
		3406	cf::init_globals; # initialise logging
		3407
		3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3412
		3413	cf::init_experience;
		3414	cf::init_anim;
		3415	cf::init_attackmess;
		3416	cf::init_dynamic;
		3417
		3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419
2871	# we must not ever block the main coroutine	3420	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3421	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3422	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3423	(async {
2875	Event::one_event;	3424	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3425	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3426	})->prio (Coro::PRIO_MAX);
2877	};	3427	};
2878		3428
2879	cfg_load;	3429	evthread_start IO::AIO::poll_fileno;
		3430
		3431	cf::sync_job {
		3432	reload_resources;
		3433	reload_config;
2880	db_init;	3434	db_init;
		3435
		3436	cf::load_settings;
		3437	cf::load_materials;
		3438	cf::init_uuid;
		3439	cf::init_signals;
		3440	cf::init_commands;
		3441	cf::init_skills;
		3442
		3443	cf::init_beforeplay;
		3444
		3445	atomic;
		3446
2881	load_extensions;	3447	load_extensions;
2882		3448
2883	$TICK_WATCHER->start;	3449	utime time, time, $RUNTIMEFILE;
		3450
		3451	# no (long-running) fork's whatsoever before this point(!)
		3452	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3453
		3454	(pop @POST_INIT)->(0) while @POST_INIT;
		3455	};
		3456
2884	Event::loop;	3457	EV::loop;
2885	}	3458	}
2886		3459
2887	#############################################################################	3460	#############################################################################
2888	# initialisation and cleanup	3461	# initialisation and cleanup
2889		3462
2890	# install some emergency cleanup handlers	3463	# install some emergency cleanup handlers
2891	BEGIN {	3464	BEGIN {
		3465	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3466	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3467	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3468	cf::cleanup "SIG$signal";
2900	},
2901	);	3469	};
2902	}	3470	}
2903	}	3471	}
2904		3472
2905	sub write_runtime {	3473	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";
2907
2908	# first touch the runtime file to show we are still running:	3474	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3475	# the fsync below can take a very very long time.
2910		3476
2911	IO::AIO::aio_utime $runtime, undef, undef;	3477	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2912		3478
2913	my $guard = cf::lock_acquire "write_runtime";	3479	my $guard = cf::lock_acquire "write_runtime";
2914		3480
2915	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3481	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2916	or return;	3482	or return;
2917		3483
2918	my $value = $cf::RUNTIME + 90 + 10;	3484	my $value = $cf::RUNTIME + 90 + 10;
2919	# 10 is the runtime save interval, for a monotonic clock	3485	# 10 is the runtime save interval, for a monotonic clock
2920	# 60 allows for the watchdog to kill the server.	3486	# 60 allows for the watchdog to kill the server.
…		…
2930	aio_utime $fh, undef, undef;	3496	aio_utime $fh, undef, undef;
2931		3497
2932	close $fh	3498	close $fh
2933	or return;	3499	or return;
2934		3500
2935	aio_rename "$runtime~", $runtime	3501	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2936	and return;	3502	and return;
2937		3503
2938	warn "runtime file written.\n";	3504	warn "runtime file written.\n";
2939		3505
2940	1	3506	1
		3507	}
		3508
		3509	our $uuid_lock;
		3510	our $uuid_skip;
		3511
		3512	sub write_uuid_sync($) {
		3513	$uuid_skip ||= $_[0];
		3514
		3515	return if $uuid_lock;
		3516	local $uuid_lock = 1;
		3517
		3518	my $uuid = "$LOCALDIR/uuid";
		3519
		3520	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3521	or return;
		3522
		3523	my $value = uuid_seq uuid_cur;
		3524
		3525	unless ($value) {
		3526	warn "cowardly refusing to write zero uuid value!\n";
		3527	return;
		3528	}
		3529
		3530	my $value = uuid_str $value + $uuid_skip;
		3531	$uuid_skip = 0;
		3532
		3533	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3534	and return;
		3535
		3536	# always fsync - this file is important
		3537	aio_fsync $fh
		3538	and return;
		3539
		3540	close $fh
		3541	or return;
		3542
		3543	aio_rename "$uuid~", $uuid
		3544	and return;
		3545
		3546	warn "uuid file written ($value).\n";
		3547
		3548	1
		3549
		3550	}
		3551
		3552	sub write_uuid($$) {
		3553	my ($skip, $sync) = @_;
		3554
		3555	$sync ? write_uuid_sync $skip
		3556	: async { write_uuid_sync $skip };
2941	}	3557	}
2942		3558
2943	sub emergency_save() {	3559	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3560	my $freeze_guard = cf::freeze_mainloop;
2945		3561
2946	warn "enter emergency perl save\n";	3562	warn "emergency_perl_save: enter\n";
2947		3563
2948	cf::sync_job {	3564	cf::sync_job {
		3565	# this is a trade-off: we want to be very quick here, so
		3566	# save all maps without fsync, and later call a global sync
		3567	# (which in turn might be very very slow)
		3568	local $USE_FSYNC = 0;
		3569
2949	# use a peculiar iteration method to avoid tripping on perl	3570	# use a peculiar iteration method to avoid tripping on perl
2950	# refcount bugs in for. also avoids problems with players	3571	# refcount bugs in for. also avoids problems with players
2951	# and maps saved/destroyed asynchronously.	3572	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3573	warn "emergency_perl_save: begin player save\n";
2953	for my $login (keys %cf::PLAYER) {	3574	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3575	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3576	$pl->valid or next;
		3577	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3578	$pl->save;
2957	}	3579	}
2958	warn "end emergency player save\n";	3580	warn "emergency_perl_save: end player save\n";
2959		3581
2960	warn "begin emergency map save\n";	3582	warn "emergency_perl_save: begin map save\n";
2961	for my $path (keys %cf::MAP) {	3583	for my $path (keys %cf::MAP) {
2962	my $map = $cf::MAP{$path} or next;	3584	my $map = $cf::MAP{$path} or next;
2963	$map->valid or next;	3585	$map->valid or next;
2964	$map->save;	3586	$map->save;
2965	}	3587	}
2966	warn "end emergency map save\n";	3588	warn "emergency_perl_save: end map save\n";
2967		3589
2968	warn "begin emergency database checkpoint\n";	3590	warn "emergency_perl_save: begin database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3591	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3592	warn "emergency_perl_save: end database checkpoint\n";
		3593
		3594	warn "emergency_perl_save: begin write uuid\n";
		3595	write_uuid_sync 1;
		3596	warn "emergency_perl_save: end write uuid\n";
2971	};	3597	};
2972		3598
		3599	warn "emergency_perl_save: starting sync()\n";
		3600	IO::AIO::aio_sync sub {
		3601	warn "emergency_perl_save: finished sync()\n";
		3602	};
		3603
2973	warn "leave emergency perl save\n";	3604	warn "emergency_perl_save: leave\n";
2974	}	3605	}
2975		3606
2976	sub post_cleanup {	3607	sub post_cleanup {
2977	my ($make_core) = @_;	3608	my ($make_core) = @_;
2978		3609
2979	warn Carp::longmess "post_cleanup backtrace"	3610	warn Carp::longmess "post_cleanup backtrace"
2980	if $make_core;	3611	if $make_core;
		3612
		3613	my $fh = pidfile;
		3614	unlink $PIDFILE if <$fh> == $$;
		3615	}
		3616
		3617	# a safer delete_package, copied from Symbol
		3618	sub clear_package($) {
		3619	my $pkg = shift;
		3620
		3621	# expand to full symbol table name if needed
		3622	unless ($pkg =~ /^main::.*::$/) {
		3623	$pkg = "main$pkg" if $pkg =~ /^::/;
		3624	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3625	$pkg .= '::' unless $pkg =~ /::$/;
		3626	}
		3627
		3628	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3629	my $stem_symtab = *{$stem}{HASH};
		3630
		3631	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3632	or return;
		3633
		3634	# clear all symbols
		3635	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3636	for my $name (keys %$leaf_symtab) {
		3637	_gv_clear *{"$pkg$name"};
		3638	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3639	}
		3640	warn "cleared package $pkg\n";#d#
2981	}	3641	}
2982		3642
2983	sub do_reload_perl() {	3643	sub do_reload_perl() {
2984	# can/must only be called in main	3644	# can/must only be called in main
2985	if ($Coro::current != $Coro::main) {	3645	if ($Coro::current != $Coro::main) {
2986	warn "can only reload from main coroutine";	3646	warn "can only reload from main coroutine";
2987	return;	3647	return;
2988	}	3648	}
2989		3649
		3650	return if $RELOAD++;
		3651
		3652	my $t1 = EV::time;
		3653
		3654	while ($RELOAD) {
2990	warn "reloading...";	3655	warn "reloading...";
2991		3656
2992	warn "entering sync_job";	3657	warn "entering sync_job";
2993		3658
2994	cf::sync_job {	3659	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark	3660	cf::write_runtime_sync; # external watchdog should not bark
2996	cf::emergency_save;	3661	cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark	3662	cf::write_runtime_sync; # external watchdog should not bark
2998		3663
2999	warn "syncing database to disk";	3664	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3665	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3666
3002	# if anything goes wrong in here, we should simply crash as we already saved	3667	# if anything goes wrong in here, we should simply crash as we already saved
3003		3668
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";	3669	warn "flushing outstanding aio requests";
3010	for (;;) {
3011	BDB::flush;
3012	IO::AIO::flush;
3013	Coro::cede;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3670	while (IO::AIO::nreqs || BDB::nreqs) {
3015	warn "iterate...";	3671	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3016	}
3017
3018	++$RELOAD;
3019
3020	warn "cancelling all extension coros";
3021	$_->cancel for values %EXT_CORO;
3022	%EXT_CORO = ();
3023
3024	warn "removing commands";
3025	%COMMAND = ();
3026
3027	warn "removing ext/exti commands";
3028	%EXTCMD = ();
3029	%EXTICMD = ();
3030
3031	warn "unloading/nuking all extensions";
3032	for my $pkg (@EXTS) {
3033	warn "... unloading $pkg";
3034
3035	if (my $cb = $pkg->can ("unload")) {
3036	eval {
3037	$cb->($pkg);
3038	1
3039	} or warn "$pkg unloaded, but with errors: $@";
3040	}	3672	}
3041		3673
3042	warn "... nuking $pkg";	3674	warn "cancelling all extension coros";
3043	Symbol::delete_package $pkg;	3675	$_->cancel for values %EXT_CORO;
3044	}	3676	%EXT_CORO = ();
3045		3677
3046	warn "unloading all perl modules loaded from $LIBDIR";	3678	warn "removing commands";
3047	while (my ($k, $v) = each %INC) {	3679	%COMMAND = ();
3048	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3049		3680
		3681	warn "removing ext/exti commands";
		3682	%EXTCMD = ();
		3683	%EXTICMD = ();
		3684
		3685	warn "unloading/nuking all extensions";
		3686	for my $pkg (@EXTS) {
3050	warn "... unloading $k";	3687	warn "... unloading $pkg";
3051	delete $INC{$k};
3052		3688
3053	$k =~ s/\.pm$//;
3054	$k =~ s/\//::/g;
3055
3056	if (my $cb = $k->can ("unload_module")) {	3689	if (my $cb = $pkg->can ("unload")) {
		3690	eval {
3057	$cb->();	3691	$cb->($pkg);
		3692	1
		3693	} or warn "$pkg unloaded, but with errors: $@";
		3694	}
		3695
		3696	warn "... clearing $pkg";
		3697	clear_package $pkg;
3058	}	3698	}
3059		3699
3060	Symbol::delete_package $k;	3700	warn "unloading all perl modules loaded from $LIBDIR";
		3701	while (my ($k, $v) = each %INC) {
		3702	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3703
		3704	warn "... unloading $k";
		3705	delete $INC{$k};
		3706
		3707	$k =~ s/\.pm$//;
		3708	$k =~ s/\//::/g;
		3709
		3710	if (my $cb = $k->can ("unload_module")) {
		3711	$cb->();
		3712	}
		3713
		3714	clear_package $k;
3061	}	3715	}
3062		3716
3063	warn "getting rid of safe::, as good as possible";	3717	warn "getting rid of safe::, as good as possible";
3064	Symbol::delete_package "safe::$_"	3718	clear_package "safe::$_"
3065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3719	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3066		3720
3067	warn "unloading cf.pm \"a bit\"";	3721	warn "unloading cf.pm \"a bit\"";
3068	delete $INC{"cf.pm"};	3722	delete $INC{"cf.pm"};
3069	delete $INC{"cf/pod.pm"};	3723	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3070		3724
3071	# don't, removes xs symbols, too,	3725	# don't, removes xs symbols, too,
3072	# and global variables created in xs	3726	# and global variables created in xs
3073	#Symbol::delete_package __PACKAGE__;	3727	#clear_package __PACKAGE__;
3074		3728
3075	warn "unload completed, starting to reload now";	3729	warn "unload completed, starting to reload now";
3076		3730
3077	warn "reloading cf.pm";	3731	warn "reloading cf.pm";
3078	require cf;	3732	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3733	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3080		3734
3081	warn "loading config and database again";	3735	warn "loading config and database again";
3082	cf::cfg_load;	3736	cf::reload_config;
3083		3737
3084	warn "loading extensions";	3738	warn "loading extensions";
3085	cf::load_extensions;	3739	cf::load_extensions;
3086		3740
		3741	if ($REATTACH_ON_RELOAD) {
3087	warn "reattaching attachments to objects/players";	3742	warn "reattaching attachments to objects/players";
3088	_global_reattach; # objects, sockets	3743	_global_reattach; # objects, sockets
3089	warn "reattaching attachments to maps";	3744	warn "reattaching attachments to maps";
3090	reattach $_ for values %MAP;	3745	reattach $_ for values %MAP;
3091	warn "reattaching attachments to players";	3746	warn "reattaching attachments to players";
3092	reattach $_ for values %PLAYER;	3747	reattach $_ for values %PLAYER;
		3748	}
3093		3749
		3750	warn "running post_init jobs";
		3751	(pop @POST_INIT)->(1) while @POST_INIT;
		3752
3094	warn "leaving sync_job";	3753	warn "leaving sync_job";
3095		3754
3096	1	3755	1
3097	} or do {	3756	} or do {
3098	warn $@;	3757	warn $@;
3099	warn "error while reloading, exiting.";	3758	cf::cleanup "error while reloading, exiting.";
3100	exit 1;
3101	};	3759	};
3102		3760
3103	warn "reloaded";	3761	warn "reloaded";
		3762	--$RELOAD;
		3763	}
		3764
		3765	$t1 = EV::time - $t1;
		3766	warn "reload completed in ${t1}s\n";
3104	};	3767	};
3105		3768
3106	our $RELOAD_WATCHER; # used only during reload	3769	our $RELOAD_WATCHER; # used only during reload
3107		3770
3108	sub reload_perl() {	3771	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3772	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3773	# coro crashes during coro_state_free->destroy here.
3111		3774
3112	$RELOAD_WATCHER ||= Event->timer (	3775	$RELOAD_WATCHER ||= cf::async {
3113	reentrant => 0,	3776	Coro::AIO::aio_wait cache_extensions;
3114	after => 0,	3777
3115	data => WF_AUTOCANCEL,	3778	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3116	cb => sub {
3117	do_reload_perl;	3779	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3780	undef $RELOAD_WATCHER;
3119	},	3781	};
3120	);	3782	};
3121	}	3783	}
3122		3784
3123	register_command "reload" => sub {	3785	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3786	my ($who, $arg) = @_;
3125		3787
3126	if ($who->flag (FLAG_WIZ)) {	3788	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3789	$who->message ("reloading server.");
		3790	async {
		3791	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3792	reload_perl;
		3793	};
3129	}	3794	}
3130	};	3795	};
3131		3796
3132	unshift @INC, $LIBDIR;	3797	unshift @INC, $LIBDIR;
3133		3798
…		…
3135		3800
3136	our @WAIT_FOR_TICK;	3801	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	3802	our @WAIT_FOR_TICK_BEGIN;
3138		3803
3139	sub wait_for_tick {	3804	sub wait_for_tick {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	3805	return if tick_inhibit || $Coro::current == $Coro::main;
3142		3806
3143	my $signal = new Coro::Signal;	3807	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	3808	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	3809	$signal->wait;
3146	}	3810	}
3147		3811
3148	sub wait_for_tick_begin {	3812	sub wait_for_tick_begin {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	3813	return if tick_inhibit || $Coro::current == $Coro::main;
3151		3814
3152	my $signal = new Coro::Signal;	3815	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3816	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3817	$signal->wait;
3155	}	3818	}
3156		3819
3157	my $min = 1e6;#d#	3820	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3821	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3822	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	3823	unless ++$bug_warning > 10;
3169	return;	3824	return;
3170	}	3825	}
3171		3826
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	3827	cf::server_tick; # one server iteration
3175		3828
3176	0 && sync_job {#d#	3829	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	for(1..10) {	3830	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	my $t = Event::time;	3831	Coro::async_pool {
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3832	$Coro::current->{desc} = "runtime saver";
3180	or die;	3833	write_runtime_sync
3181		3834	or warn "ERROR: unable to write runtime file: $!";
3182	$map->width (50);
3183	$map->height (50);
3184	$map->alloc;
3185	$map->_load_objects ("/tmp/x.map", 1);
3186	my $t = Event::time - $t;
3187
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	3835	};
		3836	}
3198		3837
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3838	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	3839	$sig->send;
3215	}	3840	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	3841	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	3842	$sig->send;
3218	}	3843	}
3219		3844
3220	$NOW = Event::time;	3845	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3846	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		3847
3231	_post_tick;	3848	if (0) {
3232		3849	if ($NEXT_TICK) {
3233		3850	my $jitter = $TICK_START - $NEXT_TICK;
		3851	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3852	warn "jitter $JITTER\n";#d#
		3853	}
3234	},	3854	}
3235	);	3855	}
3236		3856
3237	{	3857	{
3238	BDB::max_poll_time $TICK * 0.1;	3858	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	3859
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	3860	BDB::min_parallel 8;
3248		3861	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	3862	$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		3863
3264	unless ($DB_ENV) {	3864	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	3865	$DB_ENV = BDB::db_env_create;
		3866	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3867	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3868	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3869	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3870	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		3871
3267	cf::sync_job {	3872	cf::sync_job {
3268	eval {	3873	eval {
3269	BDB::db_env_open	3874	BDB::db_env_open
3270	$DB_ENV,	3875	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3877	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3878	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	3879	0666;
3275		3880
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3881	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	3882	};
3281		3883
3282	cf::cleanup "db_env_open(db): $@" if $@;	3884	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	3885	};
3284	}	3886	}
		3887
		3888	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3889	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3890	};
		3891	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3892	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3893	};
		3894	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3895	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3896	};
3285	}	3897	}
3286		3898
3287	{	3899	{
		3900	# configure IO::AIO
		3901
3288	IO::AIO::min_parallel 8;	3902	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	3903	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	3904	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	3905	}
3301		3906
3302	my $_log_backtrace;	3907	my $_log_backtrace;
3303		3908
3304	sub _log_backtrace {	3909	sub _log_backtrace {
…		…
3307	$msg =~ s/\n//;	3912	$msg =~ s/\n//;
3308		3913
3309	# limit the # of concurrent backtraces	3914	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	3915	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	3916	++$_log_backtrace;
		3917	my $perl_bt = Carp::longmess $msg;
3312	async {	3918	async {
		3919	$Coro::current->{desc} = "abt $msg";
		3920
3313	my @bt = fork_call {	3921	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	3922	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3923	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3924	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	3925	or die "addr2line: $!";
…		…
3325	}	3933	}
3326		3934
3327	@funcs	3935	@funcs
3328	};	3936	};
3329		3937
3330	LOG llevInfo, "[ABT] $msg\n";	3938	LOG llevInfo, "[ABT] $perl_bt\n";
		3939	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3331	LOG llevInfo, "[ABT] $_\n" for @bt;	3940	LOG llevInfo, "[ABT] $_\n" for @bt;
3332	--$_log_backtrace;	3941	--$_log_backtrace;
3333	};	3942	};
3334	} else {	3943	} else {
3335	LOG llevInfo, "[ABT] $msg\n";	3944	LOG llevInfo, "[ABT] $msg\n";
3336	LOG llevInfo, "[ABT] [suppressed]\n";	3945	LOG llevInfo, "[ABT] [suppressed]\n";
3337	}	3946	}
3338	}	3947	}
3339		3948
3340	# load additional modules	3949	# load additional modules
3341	use cf::pod;	3950	require "cf/$_.pm" for @EXTRA_MODULES;
3342		3951
3343	END { cf::emergency_save }	3952	END { cf::emergency_save }
3344		3953
3345	1	3954	1
3346		3955

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