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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.365 by root, Tue Sep 11 13:27:56 2007 UTC vs.
Revision 1.462 by root, Tue Dec 23 06:58:23 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "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 3.64 ();	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;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
84	our $BDB_POLL_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	115	our $DB_ENV;
88		116
89	our %CFG;	117	our %CFG;
90		118
91	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
93		122
94	our (%PLAYER, %PLAYER_LOADING); # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
97		126
98	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		129
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
104		138
105	binmode STDOUT;	139	binmode STDOUT;
106	binmode STDERR;	140	binmode STDERR;
107		141
108	# read virtual server time, if available	142	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
113	}	147	}
114		148
115	mkdir $_	149	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
161		195
162	The raw value load value from the last tick.	196	The raw value load value from the last tick.
163		197
164	=item %cf::CFG	198	=item %cf::CFG
165		199
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	201	from wherever your confdir points to.
168		202
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		204
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		227
194	LOG llevError, $msg;	228	LOG llevError, $msg;
195	};	229	};
196	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
197		246
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	257	for my $pkg (qw(
209	cf::global cf::attachable	258	cf::global cf::attachable
210	cf::object cf::object::player	259	cf::object cf::object::player
211	cf::client cf::player	260	cf::client cf::player
212	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
213	cf::map cf::party cf::region	263	cf::party cf::region
214	)) {	264	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	266	}
218		267
219	$Event::DIED = sub {	268	$EV::DIED = sub {
220	warn "error in event callback: @_";	269	warn "error in event callback: @_";
221	};	270	};
222		271
223	#############################################################################	272	#############################################################################
224		273
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	297	$d
249	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
250	}	299	}
251		300
252	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
253		302
254	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
255		304
256	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
257		306
258	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
259		308
260	=cut	309	=cut
261		310
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		312
264	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
266		329
267	=item cf::lock_wait $string	330	=item cf::lock_wait $string
268		331
269	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
270		333
271	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
272		335
273	Wait until the given lock is available and then acquires it and returns	336	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	337	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
276	returned.	339	returned.
277		340
278	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	342	deadlocked coro.
…		…
285		348
286	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
287		350
288	=cut	351	=cut
289		352
290	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		354
293	sub lock_wait($) {	355	sub lock_wait($) {
294	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	357	}
307		358
308	sub lock_acquire($) {	359	sub lock_acquire($) {
309	my ($key) = @_;	360	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	361	}
323		362
324	sub lock_active($) {	363	sub lock_active($) {
325	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	365	}
329		366
330	sub freeze_mainloop {	367	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
332		369
333	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	371	}
335	};	372
336	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
337	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
338	}	386	}
339		387
340	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
341		389
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
355		403
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
358	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
359		409
360	while () {	410	while () {
361	next_job:	411	next_job:
362	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
370	}	420	}
371	}	421	}
372	}	422	}
373		423
374	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	427	$signal->wait;
378	} else {	428	} else {
379	Coro::schedule;	429	Coro::schedule;
380	}	430	}
381	}	431	}
382	};	432	};
383		433
384	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
385	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
386		438
387	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
389		441
…		…
403		455
404	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
405		457
406	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
407		459
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	463	acceptable.
412		464
413	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		471
420	sub sync_job(&) {	472	sub sync_job(&) {
421	my ($job) = @_;	473	my ($job) = @_;
422		474
423	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	476	my $time = EV::time;
425		477
426	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
428		480
429	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	482
431	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
432		484
433	my $busy = 1;	485	my $busy = 1;
434	my @res;	486	my @res;
435		487
436	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	490	@res = eval { $job->() };
438	warn $@ if $@;	491	warn $@ if $@;
439	undef $busy;	492	undef $busy;
440	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
441		494
442	while ($busy) {	495	while ($busy) {
443	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
444	}	500	}
		501	}
445		502
446	$time = Event::time - $time;	503	my $time = EV::time - $time;
447		504
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
452		506
453	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
454	} else {	508	} else {
455	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
456		510
…		…
481	=item fork_call { }, $args	535	=item fork_call { }, $args
482		536
483	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
487		541
488	=cut	542	=cut
489		543
490	sub fork_call(&@) {	544	sub fork_call(&@) {
491	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
498	reset_signals;	552	reset_signals;
499	&$cb	553	&$cb
500	}, @args;	554	}, @args;
501		555
502	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
503	}	584	}
504		585
505	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
506		587
507	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
646		727
647	#############################################################################	728	#############################################################################
648		729
649	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
650		731
651	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
654		735
655	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	738	Deliantra).
658		739
659	=over 4	740	=over 4
660		741
661	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
662		743
…		…
706	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
707		788
708	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
710		791
711	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
713		794
714	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
715		796
716	=over 4	797	=over 4
…		…
944	}	1025	}
945		1026
946	0	1027	0
947	}	1028	}
948		1029
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1031
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1033
953	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
954		1035
…		…
960		1041
961	=cut	1042	=cut
962		1043
963	#############################################################################	1044	#############################################################################
964	# object support	1045	# object support
965	#
966		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
967	sub _can_merge {	1080	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
969		1082
970	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1084
974	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
975	}	1087	}
976		1088
977	sub reattach {	1089	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1091	my ($obj) = @_;
980		1092
		1093	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1095
983	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
984		1097
985	@$registry = ();	1098	@$registry = ();
986		1099
…		…
1001	cf::attachable->attach (	1114	cf::attachable->attach (
1002	prio => -1000000,	1115	prio => -1000000,
1003	on_instantiate => sub {	1116	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1005		1118
1006	$data = from_json $data;	1119	$data = decode_json $data;
1007		1120
1008	for (@$data) {	1121	for (@$data) {
1009	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1010		1123
1011	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1137	},
1025	);	1138	);
1026		1139
1027	sub object_freezer_save {	1140	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1142
1032	sync_job {	1143	sync_job {
1033	if (length $$rdata) {	1144	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1037		1148
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1042	close $fh;	1153	aio_close $fh;
1043		1154
1044	if (@$objs) {	1155	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1050	close $fh;	1161	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1163	}
1053	} else {	1164	} else {
1054	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1055	}	1166	}
1056		1167
1057	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1172	} else {
1059	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1060	}	1174	}
1061	} else {	1175	} else {
1062	aio_unlink $filename;	1176	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1064	}	1178	}
1065	};	1179	};
1066
1067	undef $guard;
1068	}	1180	}
1069		1181
1070	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1072		1184
…		…
1077		1189
1078	sub object_thawer_load {	1190	sub object_thawer_load {
1079	my ($filename) = @_;	1191	my ($filename) = @_;
1080		1192
1081	my ($data, $av);	1193	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1194
1085	(aio_load $filename, $data) >= 0	1195	(aio_load $filename, $data) >= 0
1086	or return;	1196	or return;
1087		1197
1088	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1200	or return;
1091		1201
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1094	}	1204	}
1095		1205
1096	utf8::decode (my $decname = $filename);	1206	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1160		1270
1161	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1162	}	1272	}
1163		1273
		1274	use File::Glob ();
		1275
1164	cf::player->attach (	1276	cf::player->attach (
1165	on_command => sub {	1277	on_command => sub {
1166	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1167		1279
1168	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1200		1312
1201	cf::override;	1313	cf::override;
1202	},	1314	},
1203	);	1315	);
1204		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1205	sub load_extensions {	1330	sub load_extensions {
1206	cf::sync_job {	1331	cf::sync_job {
1207	my %todo;	1332	my %todo;
1208		1333
1209	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1353
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1356
1232	$ext{source} =	1357	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1235	. $source	1360	. $source
1236	. "\n};\n1";	1361	. "\n};\n1";
1237		1362
1238	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1256		1381
1257	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1383	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1385	}
1262		1386
1263	warn $msg;	1387	warn $msg;
1264	}	1388	}
1265		1389
…		…
1279		1403
1280	=back	1404	=back
1281		1405
1282	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1283		1407
1284	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1285		1409
1286	=cut	1410	=cut
1287		1411
1288	package cf::player;	1412	package cf::player;
1289		1413
…		…
1332		1456
1333	sub exists($) {	1457	sub exists($) {
1334	my ($login) = @_;	1458	my ($login) = @_;
1335		1459
1336	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1338	}	1462	}
1339		1463
1340	sub find($) {	1464	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1466	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1477
1354	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1479	or return;
1356		1480
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1359	or return;	1482	or return;
		1483
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1363	}	1487	}
1364	}	1488	}
…		…
1374		1498
1375	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1376		1500
1377	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1379		1505
1380	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1507	cf::cede_to_tick;
1382	}	1508	}
1383		1509
…		…
1415	my ($pl) = @_;	1541	my ($pl) = @_;
1416		1542
1417	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1418		1544
1419	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1547
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1426		1554
1427	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1595
1468	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1469	my $path = path $login;	1597	my $path = path $login;
1470		1598
1471	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1605	}
1477		1606
…		…
1508	}	1637	}
1509		1638
1510	\@paths	1639	\@paths
1511	}	1640	}
1512		1641
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1643
1515	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1645
1564	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1565		1647
1566	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1567		1649
…		…
1634	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1636		1718
1637	sub generate_random_map {	1719	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1639	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1725	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1850
1766	# the temporary/swap location	1851	# the temporary/swap location
1767	sub save_path {	1852	sub save_path {
1768	my ($self) = @_;	1853	my ($self) = @_;
1769		1854
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1772	}	1857	}
1773		1858
1774	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1775	sub uniq_path {	1860	sub uniq_path {
1776	my ($self) = @_;	1861	my ($self) = @_;
1777		1862
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1865	}
1790		1866
1791	sub decay_objects {	1867	sub decay_objects {
1792	my ($self) = @_;	1868	my ($self) = @_;
1793		1869
…		…
1877	sub find {	1953	sub find {
1878	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1879		1955
1880	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1881		1957
1882	cf::lock_wait "map_data:$path";#d#remove	1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1960
1885	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1890	or return;	1963	or return;
1891		1964
1892	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1893		1966
…		…
1895	or return;	1968	or return;
1896		1969
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1900	undef $guard1;	1974	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1975	$map->reset;
1903	return find $path;	1976	return find $path;
1904	}	1977	}
1905		1978
1906	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2007	$f->skip_block;
1935	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1936	or return;	2009	or return;
1937		2010
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1939	if delete $self->{load_original};	2012	if delete $self->{load_original};
1940		2013
1941	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2015	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2035	$self->decay_objects;
1963	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1964	$self->update_buttons;	2037	$self->update_buttons;
1965	cf::cede_to_tick;	2038	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2039	$self->activate;
1969	}	2040	}
1970		2041
1971	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1973		2044
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2046	}
1976		2047
1977	$self->post_load;	2048	$self->post_load;
1978	}	2049	}
1979		2050
…		…
2037	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
2038		2109
2039	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
2040		2111
2041	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2114	}
2044		2115
2045	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
2046		2117
2047	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
		2119	$Coro::current->{desc} = "map prefetcher";
		2120
2048	while (%MAP_PREFETCH) {	2121	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2122	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2123	if (my $map = find $k) {
2051	$map->load if $v;	2124	$map->load if $v;
2052	}	2125	}
…		…
2078	return if $self->{deny_save};	2151	return if $self->{deny_save};
2079		2152
2080	local $self->{last_access} = $self->last_access;#d#	2153	local $self->{last_access} = $self->last_access;#d#
2081		2154
2082	cf::async {	2155	cf::async {
		2156	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2084	};	2158	};
		2159
		2160	cf::get_slot 0.02;
2085		2161
2086	if ($uniq) {	2162	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2165	} else {
…		…
2098	$self->save;	2174	$self->save;
2099		2175
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2177
2102	return if $self->players;	2178	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2180	return if $self->{deny_save};
2105		2181
2106	$self->in_memory (cf::MAP_SWAPPED);	2182	$self->in_memory (cf::MAP_SWAPPED);
2107		2183
2108	$self->deactivate;	2184	$self->deactivate;
…		…
2226		2302
2227	sub unique_maps() {	2303	sub unique_maps() {
2228	[	2304	[
2229	map {	2305	map {
2230	utf8::decode $_;	2306	utf8::decode $_;
2231	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2232	? normalise $_	2310	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2312	]
2236	}	2313	}
2237		2314
2238	package cf;
2239
2240	=back	2315	=back
2241		2316
2242	=head3 cf::object	2317	=head3 cf::object
2243		2318
2244	=cut	2319	=cut
…		…
2247		2322
2248	=over 4	2323	=over 4
2249		2324
2250	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2251		2326
2252	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2253		2329
2254	=cut	2330	=cut
2255		2331
2256	sub inv_recursive_;	2332	sub inv_recursive_;
2257	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2263	}	2339	}
2264		2340
2265	=item $ref = $ob->ref	2341	=item $ref = $ob->ref
2266		2342
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2343	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2344
2269	=item $ob = cf::object::deref ($refstring)	2345	=item $ob = cf::object::deref ($refstring)
2270		2346
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2348	even if the object actually exists. May block.
…		…
2274	=cut	2350	=cut
2275		2351
2276	sub deref {	2352	sub deref {
2277	my ($ref) = @_;	2353	my ($ref) = @_;
2278		2354
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2355	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2356	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2357	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2358	or return;
2286	$pl->ob->uuid eq $uuid	2359	$pl->ob->uuid eq $uuid
2287	or return;	2360	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2309		2382
2310	=cut	2383	=cut
2311		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
		2398
2312	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2400	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2403	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2416
2330	} else {	2417	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2420	}
2334	}	2421	}
2335	}	2422	}
2336		2423
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2449
2363	=item $player_object->enter_link	2450	=item $player_object->enter_link
2364		2451
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2453
2367	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2369		2458
2370	Will never block.	2459	Will never block.
2371		2460
2372	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2373		2462
…		…
2431		2520
2432	$map->load;	2521	$map->load;
2433	$map->load_neighbours;	2522	$map->load_neighbours;
2434		2523
2435	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2526	$self->activate_recursive;
2437		2527
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2440	}	2530	}
…		…
2445	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2538	be called at the end of this process.
2449		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
		2542
2450	=cut	2543	=cut
2451		2544
2452	our $GOTOGEN;	2545	our $GOTOGEN;
2453		2546
2454	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2552
2460	$self->enter_link;	2553	$self->enter_link;
2461		2554
2462	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
2463	# *tag paths override both path and x|y	2558	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2559	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2561	my $ob = $obs[rand @obs];
		2562
		2563	# see if we actually can go there
		2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2568	}
		2569	# else put us there anyways for now #d#
		2570
2467	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
2468	}	2574	}
2469	}	2575	}
2470		2576
2471	my $map = eval {	2577	my $map = eval {
2472	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2473		2579
2474	if ($map) {	2580	if ($map) {
2475	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2476	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2477	} else {	2583	} else {
2478	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2479	}	2585	}
2480		2586
2481	$map	2587	$map
2482	};	2588	};
2483		2589
…		…
2519	}	2625	}
2520		2626
2521	sub prepare_random_map {	2627	sub prepare_random_map {
2522	my ($exit) = @_;	2628	my ($exit) = @_;
2523		2629
2524	my $guard = cf::lock_acquire "exit_prepare:$exit";
2525
2526	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2527	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2528	# that depends on the exit object	2632	# that depends on the exit object
2529		2633
2530	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2532	if ($exit->map) {	2636	if ($exit->map) {
2533	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2534	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2535	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2536	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2537	}	2643	}
2538		2644
2539	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2540		2646
2541	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2542	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2543	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2544		2650
2545	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2546	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2547	undef $fh;	2653	undef $fh;
2548	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2549		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2550	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2551	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2552	}	2662	}
2553	}	2663	}
2554		2664
2555	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2556	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2557		2667
2558	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2559		2669
2560	if ($exit->slaying eq "/!") {
2561	#TODO: this should de-fi-ni-te-ly not be a sync-job
2562	# the problem is that $exit might not survive long enough
2563	# so it needs to be done right now, right here
2564	cf::sync_job { prepare_random_map $exit };
2565	}
2566
2567	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2568	my $hp = $exit->stats->hp;
2569	my $sp = $exit->stats->sp;
2570
2571	$self->enter_link;	2670	$self->enter_link;
2572		2671
2573	# if exit is damned, update players death & WoR home-position
2574	$self->contr->savebed ($slaying, $hp, $sp)
2575	if $exit->flag (FLAG_DAMNED);
2576
2577	(async {	2672	(async {
2578	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2579	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2580	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2581		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2582	1;	2696	1
2583	}) {	2697	}) {
2584	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2585	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2586	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2587	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2588		2702
2589	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2617	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2618	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2619		2733
2620	=cut	2734	=cut
2621		2735
		2736	# non-persistent channels (usually the info channel)
2622	our %CHANNEL = (	2737	our %CHANNEL = (
2623	"c/identify" => {	2738	"c/identify" => {
2624	id => "identify",	2739	id => "infobox",
2625	title => "Identify",	2740	title => "Identify",
2626	reply => undef,	2741	reply => undef,
2627	tooltip => "Items recently identified",	2742	tooltip => "Items recently identified",
2628	},	2743	},
2629	"c/examine" => {	2744	"c/examine" => {
2630	id => "examine",	2745	id => "infobox",
2631	title => "Examine",	2746	title => "Examine",
2632	reply => undef,	2747	reply => undef,
2633	tooltip => "Signs and other items you examined",	2748	tooltip => "Signs and other items you examined",
2634	},	2749	},
		2750	"c/book" => {
		2751	id => "infobox",
		2752	title => "Book",
		2753	reply => undef,
		2754	tooltip => "The contents of a note or book",
		2755	},
		2756	"c/lookat" => {
		2757	id => "infobox",
		2758	title => "Look",
		2759	reply => undef,
		2760	tooltip => "What you saw there",
		2761	},
		2762	"c/who" => {
		2763	id => "infobox",
		2764	title => "Players",
		2765	reply => undef,
		2766	tooltip => "Shows players who are currently online",
		2767	},
		2768	"c/body" => {
		2769	id => "infobox",
		2770	title => "Body Parts",
		2771	reply => undef,
		2772	tooltip => "Shows which body parts you posess and are available",
		2773	},
		2774	"c/skills" => {
		2775	id => "infobox",
		2776	title => "Skills",
		2777	reply => undef,
		2778	tooltip => "Shows your experience per skill and item power",
		2779	},
		2780	"c/uptime" => {
		2781	id => "infobox",
		2782	title => "Uptime",
		2783	reply => undef,
		2784	tooltip => "How long the server has been running since last restart",
		2785	},
		2786	"c/mapinfo" => {
		2787	id => "infobox",
		2788	title => "Map Info",
		2789	reply => undef,
		2790	tooltip => "Information related to the maps",
		2791	},
		2792	"c/party" => {
		2793	id => "party",
		2794	title => "Party",
		2795	reply => "gsay ",
		2796	tooltip => "Messages and chat related to your party",
		2797	},
		2798	"c/say" => $SAY_CHANNEL,
		2799	"c/chat" => $CHAT_CHANNEL,
2635	);	2800	);
2636		2801
2637	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2638	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2639		2804
2640	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2641		2807
2642	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2643		2809
2644	# check predefined channels, for the benefit of C	2810	# check predefined channels, for the benefit of C
2645	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
2646		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2647	if (ref $channel) {	2819	} elsif (ref $channel) {
2648	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2649	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2650	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2651	$self->ext_msg (channel_info => $channel)	2823	$self->ext_msg (channel_info => $channel)
2652	if $self->can_msg;	2824	if $self->can_msg;
…		…
2660	if ($self->can_msg) {	2832	if ($self->can_msg) {
2661	# default colour, mask it out	2833	# default colour, mask it out
2662	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2663	if $color & cf::NDI_DEF;	2835	if $color & cf::NDI_DEF;
2664		2836
2665	$self->send_packet ("msg " . $self->{json_coder}->encode (	2837	my $pkt = "msg "
		2838	. $self->{json_coder}->encode (
2666	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2840	);
		2841
		2842	# try lzf for large packets
		2843	$pkt = "lzf " . Compress::LZF::compress $pkt
		2844	if 1024 <= length $pkt and $self->{can_lzf};
		2845
		2846	# split very large packets
		2847	if (8192 < length $pkt and $self->{can_lzf}) {
		2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2849	$pkt = "frag";
		2850	}
		2851
		2852	$self->send_packet ($pkt);
2667	} else {	2853	} else {
2668	if ($color >= 0) {	2854	if ($color >= 0) {
2669	# replace some tags by gcfclient-compatible ones	2855	# replace some tags by gcfclient-compatible ones
2670	for ($msg) {	2856	for ($msg) {
2671	1 while	2857	1 while
…		…
2869	=pod	3055	=pod
2870		3056
2871	The following functions and methods are available within a safe environment:	3057	The following functions and methods are available within a safe environment:
2872		3058
2873	cf::object	3059	cf::object
2874	contr pay_amount pay_player map x y force_find force_add	3060	contr pay_amount pay_player map x y force_find force_add destroy
2875	insert remove name archname title slaying race decrease_ob_nr	3061	insert remove name archname title slaying race decrease split
2876		3062
2877	cf::object::player	3063	cf::object::player
2878	player	3064	player
2879		3065
2880	cf::player	3066	cf::player
…		…
2885		3071
2886	=cut	3072	=cut
2887		3073
2888	for (	3074	for (
2889	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2890	insert remove inv name archname title slaying race	3076	insert remove inv nrof name archname title slaying race
2891	decrease_ob_nr)],	3077	decrease split destroy change_exp)],
2892	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2893	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful)],
2894	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2895	) {	3081	) {
2896	no strict 'refs';	3082	no strict 'refs';
…		…
3001	{	3187	{
3002	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
3003		3189
3004	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
3005	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
3006	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
3007	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
3008	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3009	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3010		3197
3011	cf::cede_to_tick;	3198	cf::cede_to_tick;
3012	}	3199	}
3013		3200
3014	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
3015	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
3016	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
3017	or next;	3205	or next;
		3206
3018	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
3019	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
3020	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3021	} else {	3210	} else {
3022	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3040	{	3229	{
3041	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
3042	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
3043	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
3044		3233
3045	my $soundconf = delete $res->{"res/sound.conf"};
3046
3047	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
3048	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3049	my $data;	3237	my $data;
3050		3238
3051	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
3052	# prepend meta info	3240	# prepend meta info
3053		3241
3054	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
3055	name => $name,	3243	name => $name,
3056	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
3057	});	3245	});
3058		3246
3059	$data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
3060	} else {	3254	} else {
3061	$data = $info->{data};	3255	$RESOURCE{$name} = $info;
3062	}	3256	}
3063		3257
3064	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3065	cf::face::set_type $idx, $info->{type};
3066
3067	cf::cede_to_tick;	3258	cf::cede_to_tick;
3068	}	3259	}
3069
3070	if ($soundconf) {
3071	$soundconf = $enc->decode (delete $soundconf->{data});
3072
3073	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3074	my $sound = $soundconf->{compat}[$_]
3075	or next;
3076
3077	my $face = cf::face::find "sound/$sound->[1]";
3078	cf::sound::set $sound->[0] => $face;
3079	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3080	}
3081
3082	while (my ($k, $v) = each %{$soundconf->{event}}) {
3083	my $face = cf::face::find "sound/$v";
3084	cf::sound::set $k => $face;
3085	}
3086	}
3087	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3088		3263
3089	1	3264	1
3090	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
3091		3286
3092	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
3093	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
3094		3289
3095	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
3096	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
3097	}	3292	}
3098	};	3293	};
		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
3099		3304
3100	sub reload_regions {	3305	sub reload_regions {
3101	# HACK to clear player env face cache, we need some signal framework	3306	# HACK to clear player env face cache, we need some signal framework
3102	# for this (global event?)	3307	# for this (global event?)
3103	%ext::player_env::MUSIC_FACE_CACHE = ();	3308	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3117	}	3322	}
3118		3323
3119	sub reload_archetypes {	3324	sub reload_archetypes {
3120	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
3121	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
3122	#d# NEED to laod twice to resolve forward references
3123	# this really needs to be done in an extra post-pass
3124	# (which needs to be synchronous, so solve it differently)
3125	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";
3127	}	3327	}
3128		3328
3129	sub reload_treasures {	3329	sub reload_treasures {
3130	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
3131	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
3132	}	3332	}
3133		3333
3134	sub reload_resources {	3334	sub reload_resources {
3135	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
3136		3336
		3337	reload_facedata;
		3338	reload_archetypes;
3137	reload_regions;	3339	reload_regions;
3138	reload_facedata;
3139	#reload_archetypes;#d#
3140	reload_archetypes;
3141	reload_treasures;	3340	reload_treasures;
3142		3341
3143	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
3144	}
3145
3146	sub init {
3147	reload_resources;
3148	}	3343	}
3149		3344
3150	sub reload_config {	3345	sub reload_config {
3151	open my $fh, "<:utf8", "$CONFDIR/config"	3346	open my $fh, "<:utf8", "$CONFDIR/config"
3152	or return;	3347	or return;
3153		3348
3154	local $/;	3349	local $/;
3155	*CFG = YAML::Syck::Load <$fh>;	3350	*CFG = YAML::Load <$fh>;
3156		3351
3157	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3158		3353
3159	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3160	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3166	};	3361	};
3167	warn $@ if $@;	3362	warn $@ if $@;
3168	}	3363	}
3169	}	3364	}
3170		3365
		3366	sub pidfile() {
		3367	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3368	or die "$PIDFILE: $!";
		3369	flock $fh, &Fcntl::LOCK_EX
		3370	or die "$PIDFILE: flock: $!";
		3371	$fh
		3372	}
		3373
		3374	# make sure only one server instance is running at any one time
		3375	sub atomic {
		3376	my $fh = pidfile;
		3377
		3378	my $pid = <$fh>;
		3379	kill 9, $pid if $pid > 0;
		3380
		3381	seek $fh, 0, 0;
		3382	print $fh $$;
		3383	}
		3384
3171	sub main {	3385	sub main {
		3386	cf::init_globals; # initialise logging
		3387
		3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3392
		3393	cf::init_experience;
		3394	cf::init_anim;
		3395	cf::init_attackmess;
		3396	cf::init_dynamic;
		3397
		3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3399
3172	# we must not ever block the main coroutine	3400	# we must not ever block the main coroutine
3173	local $Coro::idle = sub {	3401	local $Coro::idle = sub {
3174	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3402	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3175	(async {	3403	(async {
3176	Event::one_event;	3404	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3405	EV::loop EV::LOOP_ONESHOT;
3177	})->prio (Coro::PRIO_MAX);	3406	})->prio (Coro::PRIO_MAX);
3178	};	3407	};
3179		3408
		3409	evthread_start IO::AIO::poll_fileno;
		3410
		3411	cf::sync_job {
		3412	reload_resources;
3180	reload_config;	3413	reload_config;
3181	db_init;	3414	db_init;
		3415
		3416	cf::load_settings;
		3417	cf::load_materials;
		3418	cf::init_uuid;
		3419	cf::init_signals;
		3420	cf::init_commands;
		3421	cf::init_skills;
		3422
		3423	cf::init_beforeplay;
		3424
		3425	atomic;
		3426
3182	load_extensions;	3427	load_extensions;
3183		3428
3184	$TICK_WATCHER->start;	3429	utime time, time, $RUNTIMEFILE;
		3430
		3431	# no (long-running) fork's whatsoever before this point(!)
		3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3433
		3434	(pop @POST_INIT)->(0) while @POST_INIT;
		3435	};
		3436
3185	Event::loop;	3437	EV::loop;
3186	}	3438	}
3187		3439
3188	#############################################################################	3440	#############################################################################
3189	# initialisation and cleanup	3441	# initialisation and cleanup
3190		3442
3191	# install some emergency cleanup handlers	3443	# install some emergency cleanup handlers
3192	BEGIN {	3444	BEGIN {
		3445	our %SIGWATCHER = ();
3193	for my $signal (qw(INT HUP TERM)) {	3446	for my $signal (qw(INT HUP TERM)) {
3194	Event->signal (	3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3195	reentrant => 0,
3196	data => WF_AUTOCANCEL,
3197	signal => $signal,
3198	prio => 0,
3199	cb => sub {
3200	cf::cleanup "SIG$signal";	3448	cf::cleanup "SIG$signal";
3201	},
3202	);	3449	};
3203	}	3450	}
3204	}	3451	}
3205		3452
3206	sub write_runtime {	3453	sub write_runtime_sync {
3207	my $runtime = "$LOCALDIR/runtime";
3208
3209	# first touch the runtime file to show we are still running:	3454	# first touch the runtime file to show we are still running:
3210	# the fsync below can take a very very long time.	3455	# the fsync below can take a very very long time.
3211		3456
3212	IO::AIO::aio_utime $runtime, undef, undef;	3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3213		3458
3214	my $guard = cf::lock_acquire "write_runtime";	3459	my $guard = cf::lock_acquire "write_runtime";
3215		3460
3216	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3217	or return;	3462	or return;
3218		3463
3219	my $value = $cf::RUNTIME + 90 + 10;	3464	my $value = $cf::RUNTIME + 90 + 10;
3220	# 10 is the runtime save interval, for a monotonic clock	3465	# 10 is the runtime save interval, for a monotonic clock
3221	# 60 allows for the watchdog to kill the server.	3466	# 60 allows for the watchdog to kill the server.
…		…
3231	aio_utime $fh, undef, undef;	3476	aio_utime $fh, undef, undef;
3232		3477
3233	close $fh	3478	close $fh
3234	or return;	3479	or return;
3235		3480
3236	aio_rename "$runtime~", $runtime	3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3237	and return;	3482	and return;
3238		3483
3239	warn "runtime file written.\n";	3484	warn "runtime file written.\n";
3240		3485
3241	1	3486	1
		3487	}
		3488
		3489	our $uuid_lock;
		3490	our $uuid_skip;
		3491
		3492	sub write_uuid_sync($) {
		3493	$uuid_skip ||= $_[0];
		3494
		3495	return if $uuid_lock;
		3496	local $uuid_lock = 1;
		3497
		3498	my $uuid = "$LOCALDIR/uuid";
		3499
		3500	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3501	or return;
		3502
		3503	my $value = uuid_seq uuid_cur;
		3504
		3505	unless ($value) {
		3506	warn "cowardly refusing to write zero uuid value!\n";
		3507	return;
		3508	}
		3509
		3510	my $value = uuid_str $value + $uuid_skip;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3242	}	3537	}
3243		3538
3244	sub emergency_save() {	3539	sub emergency_save() {
3245	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3246		3541
3247	warn "enter emergency perl save\n";	3542	warn "emergency_perl_save: enter\n";
3248		3543
3249	cf::sync_job {	3544	cf::sync_job {
		3545	# this is a trade-off: we want to be very quick here, so
		3546	# save all maps without fsync, and later call a global sync
		3547	# (which in turn might be very very slow)
		3548	local $USE_FSYNC = 0;
		3549
3250	# use a peculiar iteration method to avoid tripping on perl	3550	# use a peculiar iteration method to avoid tripping on perl
3251	# refcount bugs in for. also avoids problems with players	3551	# refcount bugs in for. also avoids problems with players
3252	# and maps saved/destroyed asynchronously.	3552	# and maps saved/destroyed asynchronously.
3253	warn "begin emergency player save\n";	3553	warn "emergency_perl_save: begin player save\n";
3254	for my $login (keys %cf::PLAYER) {	3554	for my $login (keys %cf::PLAYER) {
3255	my $pl = $cf::PLAYER{$login} or next;	3555	my $pl = $cf::PLAYER{$login} or next;
3256	$pl->valid or next;	3556	$pl->valid or next;
		3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3257	$pl->save;	3558	$pl->save;
3258	}	3559	}
3259	warn "end emergency player save\n";	3560	warn "emergency_perl_save: end player save\n";
3260		3561
3261	warn "begin emergency map save\n";	3562	warn "emergency_perl_save: begin map save\n";
3262	for my $path (keys %cf::MAP) {	3563	for my $path (keys %cf::MAP) {
3263	my $map = $cf::MAP{$path} or next;	3564	my $map = $cf::MAP{$path} or next;
3264	$map->valid or next;	3565	$map->valid or next;
3265	$map->save;	3566	$map->save;
3266	}	3567	}
3267	warn "end emergency map save\n";	3568	warn "emergency_perl_save: end map save\n";
3268		3569
3269	warn "begin emergency database checkpoint\n";	3570	warn "emergency_perl_save: begin database checkpoint\n";
3270	BDB::db_env_txn_checkpoint $DB_ENV;	3571	BDB::db_env_txn_checkpoint $DB_ENV;
3271	warn "end emergency database checkpoint\n";	3572	warn "emergency_perl_save: end database checkpoint\n";
		3573
		3574	warn "emergency_perl_save: begin write uuid\n";
		3575	write_uuid_sync 1;
		3576	warn "emergency_perl_save: end write uuid\n";
3272	};	3577	};
3273		3578
		3579	warn "emergency_perl_save: starting sync()\n";
		3580	IO::AIO::aio_sync sub {
		3581	warn "emergency_perl_save: finished sync()\n";
		3582	};
		3583
3274	warn "leave emergency perl save\n";	3584	warn "emergency_perl_save: leave\n";
3275	}	3585	}
3276		3586
3277	sub post_cleanup {	3587	sub post_cleanup {
3278	my ($make_core) = @_;	3588	my ($make_core) = @_;
3279		3589
3280	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3281	if $make_core;	3591	if $make_core;
		3592
		3593	my $fh = pidfile;
		3594	unlink $PIDFILE if <$fh> == $$;
		3595	}
		3596
		3597	# a safer delete_package, copied from Symbol
		3598	sub clear_package($) {
		3599	my $pkg = shift;
		3600
		3601	# expand to full symbol table name if needed
		3602	unless ($pkg =~ /^main::.*::$/) {
		3603	$pkg = "main$pkg" if $pkg =~ /^::/;
		3604	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3605	$pkg .= '::' unless $pkg =~ /::$/;
		3606	}
		3607
		3608	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3609	my $stem_symtab = *{$stem}{HASH};
		3610
		3611	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3612	or return;
		3613
		3614	# clear all symbols
		3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3616	for my $name (keys %$leaf_symtab) {
		3617	_gv_clear *{"$pkg$name"};
		3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3619	}
		3620	warn "cleared package $pkg\n";#d#
3282	}	3621	}
3283		3622
3284	sub do_reload_perl() {	3623	sub do_reload_perl() {
3285	# can/must only be called in main	3624	# can/must only be called in main
3286	if ($Coro::current != $Coro::main) {	3625	if ($Coro::current != $Coro::main) {
3287	warn "can only reload from main coroutine";	3626	warn "can only reload from main coroutine";
3288	return;	3627	return;
3289	}	3628	}
3290		3629
		3630	return if $RELOAD++;
		3631
		3632	my $t1 = EV::time;
		3633
		3634	while ($RELOAD) {
3291	warn "reloading...";	3635	warn "reloading...";
3292		3636
3293	warn "entering sync_job";	3637	warn "entering sync_job";
3294		3638
3295	cf::sync_job {	3639	cf::sync_job {
3296	cf::write_runtime; # external watchdog should not bark	3640	cf::write_runtime_sync; # external watchdog should not bark
3297	cf::emergency_save;	3641	cf::emergency_save;
3298	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3299		3643
3300	warn "syncing database to disk";	3644	warn "syncing database to disk";
3301	BDB::db_env_txn_checkpoint $DB_ENV;	3645	BDB::db_env_txn_checkpoint $DB_ENV;
3302		3646
3303	# if anything goes wrong in here, we should simply crash as we already saved	3647	# if anything goes wrong in here, we should simply crash as we already saved
3304		3648
3305	warn "cancelling all WF_AUTOCANCEL watchers";
3306	for (Event::all_watchers) {
3307	$_->cancel if $_->data & WF_AUTOCANCEL;
3308	}
3309
3310	warn "flushing outstanding aio requests";	3649	warn "flushing outstanding aio requests";
3311	for (;;) {
3312	BDB::flush;
3313	IO::AIO::flush;
3314	Coro::cede;
3315	last unless IO::AIO::nreqs || BDB::nreqs;	3650	while (IO::AIO::nreqs || BDB::nreqs) {
3316	warn "iterate...";	3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3317	}
3318
3319	++$RELOAD;
3320
3321	warn "cancelling all extension coros";
3322	$_->cancel for values %EXT_CORO;
3323	%EXT_CORO = ();
3324
3325	warn "removing commands";
3326	%COMMAND = ();
3327
3328	warn "removing ext/exti commands";
3329	%EXTCMD = ();
3330	%EXTICMD = ();
3331
3332	warn "unloading/nuking all extensions";
3333	for my $pkg (@EXTS) {
3334	warn "... unloading $pkg";
3335
3336	if (my $cb = $pkg->can ("unload")) {
3337	eval {
3338	$cb->($pkg);
3339	1
3340	} or warn "$pkg unloaded, but with errors: $@";
3341	}	3652	}
3342		3653
3343	warn "... nuking $pkg";	3654	warn "cancelling all extension coros";
3344	Symbol::delete_package $pkg;	3655	$_->cancel for values %EXT_CORO;
3345	}	3656	%EXT_CORO = ();
3346		3657
3347	warn "unloading all perl modules loaded from $LIBDIR";	3658	warn "removing commands";
3348	while (my ($k, $v) = each %INC) {	3659	%COMMAND = ();
3349	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3350		3660
		3661	warn "removing ext/exti commands";
		3662	%EXTCMD = ();
		3663	%EXTICMD = ();
		3664
		3665	warn "unloading/nuking all extensions";
		3666	for my $pkg (@EXTS) {
3351	warn "... unloading $k";	3667	warn "... unloading $pkg";
3352	delete $INC{$k};
3353		3668
3354	$k =~ s/\.pm$//;
3355	$k =~ s/\//::/g;
3356
3357	if (my $cb = $k->can ("unload_module")) {	3669	if (my $cb = $pkg->can ("unload")) {
		3670	eval {
3358	$cb->();	3671	$cb->($pkg);
		3672	1
		3673	} or warn "$pkg unloaded, but with errors: $@";
		3674	}
		3675
		3676	warn "... clearing $pkg";
		3677	clear_package $pkg;
3359	}	3678	}
3360		3679
3361	Symbol::delete_package $k;	3680	warn "unloading all perl modules loaded from $LIBDIR";
		3681	while (my ($k, $v) = each %INC) {
		3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3683
		3684	warn "... unloading $k";
		3685	delete $INC{$k};
		3686
		3687	$k =~ s/\.pm$//;
		3688	$k =~ s/\//::/g;
		3689
		3690	if (my $cb = $k->can ("unload_module")) {
		3691	$cb->();
		3692	}
		3693
		3694	clear_package $k;
3362	}	3695	}
3363		3696
3364	warn "getting rid of safe::, as good as possible";	3697	warn "getting rid of safe::, as good as possible";
3365	Symbol::delete_package "safe::$_"	3698	clear_package "safe::$_"
3366	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3367		3700
3368	warn "unloading cf.pm \"a bit\"";	3701	warn "unloading cf.pm \"a bit\"";
3369	delete $INC{"cf.pm"};	3702	delete $INC{"cf.pm"};
3370	delete $INC{"cf/pod.pm"};	3703	delete $INC{"cf/pod.pm"};
3371		3704
3372	# don't, removes xs symbols, too,	3705	# don't, removes xs symbols, too,
3373	# and global variables created in xs	3706	# and global variables created in xs
3374	#Symbol::delete_package __PACKAGE__;	3707	#clear_package __PACKAGE__;
3375		3708
3376	warn "unload completed, starting to reload now";	3709	warn "unload completed, starting to reload now";
3377		3710
3378	warn "reloading cf.pm";	3711	warn "reloading cf.pm";
3379	require cf;	3712	require cf;
3380	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3381		3714
3382	warn "loading config and database again";	3715	warn "loading config and database again";
3383	cf::reload_config;	3716	cf::reload_config;
3384		3717
3385	warn "loading extensions";	3718	warn "loading extensions";
3386	cf::load_extensions;	3719	cf::load_extensions;
3387		3720
		3721	if ($REATTACH_ON_RELOAD) {
3388	warn "reattaching attachments to objects/players";	3722	warn "reattaching attachments to objects/players";
3389	_global_reattach; # objects, sockets	3723	_global_reattach; # objects, sockets
3390	warn "reattaching attachments to maps";	3724	warn "reattaching attachments to maps";
3391	reattach $_ for values %MAP;	3725	reattach $_ for values %MAP;
3392	warn "reattaching attachments to players";	3726	warn "reattaching attachments to players";
3393	reattach $_ for values %PLAYER;	3727	reattach $_ for values %PLAYER;
		3728	}
3394		3729
		3730	warn "running post_init jobs";
		3731	(pop @POST_INIT)->(1) while @POST_INIT;
		3732
3395	warn "leaving sync_job";	3733	warn "leaving sync_job";
3396		3734
3397	1	3735	1
3398	} or do {	3736	} or do {
3399	warn $@;	3737	warn $@;
3400	warn "error while reloading, exiting.";	3738	cf::cleanup "error while reloading, exiting.";
3401	exit 1;
3402	};	3739	};
3403		3740
3404	warn "reloaded";	3741	warn "reloaded";
		3742	--$RELOAD;
		3743	}
		3744
		3745	$t1 = EV::time - $t1;
		3746	warn "reload completed in ${t1}s\n";
3405	};	3747	};
3406		3748
3407	our $RELOAD_WATCHER; # used only during reload	3749	our $RELOAD_WATCHER; # used only during reload
3408		3750
3409	sub reload_perl() {	3751	sub reload_perl() {
3410	# doing reload synchronously and two reloads happen back-to-back,	3752	# doing reload synchronously and two reloads happen back-to-back,
3411	# coro crashes during coro_state_free->destroy here.	3753	# coro crashes during coro_state_free->destroy here.
3412		3754
3413	$RELOAD_WATCHER ||= Event->timer (	3755	$RELOAD_WATCHER ||= cf::async {
3414	reentrant => 0,	3756	Coro::AIO::aio_wait cache_extensions;
3415	after => 0,	3757
3416	data => WF_AUTOCANCEL,	3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3417	cb => sub {
3418	do_reload_perl;	3759	do_reload_perl;
3419	undef $RELOAD_WATCHER;	3760	undef $RELOAD_WATCHER;
3420	},	3761	};
3421	);	3762	};
3422	}	3763	}
3423		3764
3424	register_command "reload" => sub {	3765	register_command "reload" => sub {
3425	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3426		3767
3427	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3428	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3429	async { reload_perl };	3772	reload_perl;
		3773	};
3430	}	3774	}
3431	};	3775	};
3432		3776
3433	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3434		3778
…		…
3436		3780
3437	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3438	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3439		3783
3440	sub wait_for_tick {	3784	sub wait_for_tick {
3441	return unless $TICK_WATCHER->is_active;
3442	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3443		3786
3444	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3445	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3446	$signal->wait;	3789	$signal->wait;
3447	}	3790	}
3448		3791
3449	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3450	return unless $TICK_WATCHER->is_active;
3451	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3452		3794
3453	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3454	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3455	$signal->wait;	3797	$signal->wait;
3456	}	3798	}
3457		3799
3458	our $stat_fh;	3800	sub tick {
3459	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3460
3461	$TICK_WATCHER = Event->timer (
3462	reentrant => 0,
3463	parked => 1,
3464	prio => 0,
3465	at => $NEXT_TICK || $TICK,
3466	data => WF_AUTOCANCEL,
3467	cb => sub {
3468	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3469	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3470	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3471	return;	3804	return;
3472	}	3805	}
3473		3806
3474	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3475
3476	$NOW = $tick_start = Event::time;
3477
3478	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3479		3808
3480	$RUNTIME += $TICK;
3481	$NEXT_TICK += $TICK;
3482
3483	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3484	$NEXT_RUNTIME_WRITE = $NOW + 10;	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3485	Coro::async_pool {	3811	Coro::async_pool {
		3812	$Coro::current->{desc} = "runtime saver";
3486	write_runtime	3813	write_runtime_sync
3487	or warn "ERROR: unable to write runtime file: $!";	3814	or warn "ERROR: unable to write runtime file: $!";
3488	};
3489	}	3815	};
		3816	}
3490		3817
3491	# my $AFTER = Event::time;
3492	# warn $AFTER - $NOW;#d#
3493
3494	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3495	$sig->send;	3819	$sig->send;
3496	}	3820	}
3497	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3498	$sig->send;	3822	$sig->send;
3499	}	3823	}
3500		3824
3501	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3502
3503	# if we are delayed by four ticks or more, skip them all
3504	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3505
3506	$TICK_WATCHER->at ($NEXT_TICK);
3507	$TICK_WATCHER->start;
3508
3509	$LOAD = ($NOW - $tick_start) / $TICK;
3510	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3511		3827
3512	_post_tick;	3828	if (0) {
3513		3829	if ($NEXT_TICK) {
3514	# gather some statistics#d#	3830	my $jitter = $TICK_START - $NEXT_TICK;
3515	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3516	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3832	warn "jitter $JITTER\n";#d#
		3833	}
3517	},	3834	}
3518	);	3835	}
3519		3836
3520	{	3837	{
		3838	# configure BDB
		3839
3521	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3522	BDB::max_poll_time $TICK * 0.1;	3841	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3842	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3843
3547	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3549		3851
3550	cf::sync_job {	3852	cf::sync_job {
3551	eval {	3853	eval {
3552	BDB::db_env_open	3854	BDB::db_env_open
3553	$DB_ENV,	3855	$DB_ENV,
…		…
3555	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3556	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3557	0666;	3859	0666;
3558		3860
3559	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3560
3561	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3562	| BDB::LOG_AUTOREMOVE, 1);
3563	$DB_ENV->set_lk_detect;
3564	};	3862	};
3565		3863
3566	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3865	};
3568	}	3866	}
3569		3867
3570	$BDB_CHECKPOINT_WATCHER = Event->timer (	3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 11,	3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3572	interval => 60,	3870	};
3573	hard => 1,	3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3578	},
3579	);	3873	};
3580	$BDB_TRICKLE_WATCHER = Event->timer (	3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3581	after => 5,
3582	interval => 10,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3588	},
3589	);	3876	};
3590	}	3877	}
3591		3878
3592	{	3879	{
		3880	# configure IO::AIO
		3881
3593	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3594
3595	undef $Coro::AIO::WATCHER;
3596	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3597	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3598	reentrant => 0,
3599	data => WF_AUTOCANCEL,
3600	fd => IO::AIO::poll_fileno,
3601	poll => 'r',
3602	prio => 6,
3603	cb => \&IO::AIO::poll_cb,
3604	);
3605	}	3885	}
3606		3886
3607	my $_log_backtrace;	3887	my $_log_backtrace;
3608		3888
3609	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3612	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3613		3893
3614	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3615	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3616	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3617	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3618	my @bt = fork_call {	3901	my @bt = fork_call {
3619	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3620	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3621	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3622	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3630	}	3913	}
3631		3914
3632	@funcs	3915	@funcs
3633	};	3916	};
3634		3917
3635	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3636	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3637	--$_log_backtrace;	3921	--$_log_backtrace;
3638	};	3922	};
3639	} else {	3923	} else {
3640	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

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