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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.370 by root, Thu Sep 13 10:59:41 2007 UTC vs.
Revision 1.464 by root, Thu Jan 1 18:35:48 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "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 = $obs[rand @obs];
2467		2562
…		…
2530	}	2625	}
2531		2626
2532	sub prepare_random_map {	2627	sub prepare_random_map {
2533	my ($exit) = @_;	2628	my ($exit) = @_;
2534		2629
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2632	# that depends on the exit object
2540		2633
2541	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2636	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2548	}	2643	}
2549		2644
2550	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2551		2646
2552	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2555		2650
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2653	undef $fh;
2559	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2560		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2563	}	2662	}
2564	}	2663	}
2565		2664
2566	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2568		2667
2569	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2570		2669
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2670	$self->enter_link;
2583		2671
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2672	(async {
2589	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2590	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
2591	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2592		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
2593	1;	2696	1
2594	}) {	2697	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "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. "
2597	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2702
2600	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2630		2733
2631	=cut	2734	=cut
2632		2735
		2736	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2737	our %CHANNEL = (
2634	"c/identify" => {	2738	"c/identify" => {
2635	id => "identify",	2739	id => "infobox",
2636	title => "Identify",	2740	title => "Identify",
2637	reply => undef,	2741	reply => undef,
2638	tooltip => "Items recently identified",	2742	tooltip => "Items recently identified",
2639	},	2743	},
2640	"c/examine" => {	2744	"c/examine" => {
2641	id => "examine",	2745	id => "infobox",
2642	title => "Examine",	2746	title => "Examine",
2643	reply => undef,	2747	reply => undef,
2644	tooltip => "Signs and other items you examined",	2748	tooltip => "Signs and other items you examined",
2645	},	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/death" => {
		2799	id => "death",
		2800	title => "Death",
		2801	reply => undef,
		2802	tooltip => "Reason for and more info about your most recent death",
		2803	},
		2804	"c/say" => $SAY_CHANNEL,
		2805	"c/chat" => $CHAT_CHANNEL,
2646	);	2806	);
2647		2807
2648	sub cf::client::send_msg {	2808	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2809	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2810
2651	$msg = $self->pl->expand_cfpod ($msg);	2811	$msg = $self->pl->expand_cfpod ($msg)
		2812	unless $color & cf::NDI_VERBATIM;
2652		2813
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2814	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2815
2655	# check predefined channels, for the benefit of C	2816	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2817	if ($CHANNEL{$channel}) {
		2818	$channel = $CHANNEL{$channel};
2657		2819
		2820	$self->ext_msg (channel_info => $channel);
		2821	$channel = $channel->{id};
		2822
2658	if (ref $channel) {	2823	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2824	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2825	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2826	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2827	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	2828	}
2665		2829
2666	$channel = $channel->{id};	2830	$channel = $channel->{id};
2667	}	2831	}
2668		2832
2669	return unless @extra || length $msg;	2833	return unless @extra || length $msg;
2670		2834
2671	if ($self->can_msg) {
2672	# default colour, mask it out	2835	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2836	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	2837	if $color & cf::NDI_DEF;
2675		2838
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	2839	my $pkt = "msg "
		2840	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2841	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	2842	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		2843
2690	$color &= cf::NDI_COLOR_MASK;	2844	# try lzf for large packets
		2845	$pkt = "lzf " . Compress::LZF::compress $pkt
		2846	if 1024 <= length $pkt and $self->{can_lzf};
2691		2847
2692	utf8::encode $msg;	2848	# split very large packets
2693		2849	if (8192 < length $pkt and $self->{can_lzf}) {
2694	if (0 && $msg =~ /\[/) {	2850	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2695	# COMMAND/INFO	2851	$pkt = "frag";
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}	2852	}
		2853
		2854	$self->send_packet ($pkt);
2703	}	2855	}
2704		2856
2705	=item $client->ext_msg ($type, @msg)	2857	=item $client->ext_msg ($type, @msg)
2706		2858
2707	Sends an ext event to the client.	2859	Sends an ext event to the client.
…		…
2880	=pod	3032	=pod
2881		3033
2882	The following functions and methods are available within a safe environment:	3034	The following functions and methods are available within a safe environment:
2883		3035
2884	cf::object	3036	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3037	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3038	insert remove name archname title slaying race decrease split
2887		3039
2888	cf::object::player	3040	cf::object::player
2889	player	3041	player
2890		3042
2891	cf::player	3043	cf::player
…		…
2896		3048
2897	=cut	3049	=cut
2898		3050
2899	for (	3051	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3052	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3053	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3054	decrease split destroy change_exp)],
2903	["cf::object::player" => qw(player)],	3055	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3056	["cf::player" => qw(peaceful)],
2905	["cf::map" => qw(trigger)],	3057	["cf::map" => qw(trigger)],
2906	) {	3058	) {
2907	no strict 'refs';	3059	no strict 'refs';
…		…
3012	{	3164	{
3013	my $faces = $facedata->{faceinfo};	3165	my $faces = $facedata->{faceinfo};
3014		3166
3015	while (my ($face, $info) = each %$faces) {	3167	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3168	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3169
3017	cf::face::set_visibility $idx, $info->{visibility};	3170	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3171	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3172	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3173	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3021		3174
3022	cf::cede_to_tick;	3175	cf::cede_to_tick;
3023	}	3176	}
3024		3177
3025	while (my ($face, $info) = each %$faces) {	3178	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3179	next unless $info->{smooth};
		3180
3027	my $idx = cf::face::find $face	3181	my $idx = cf::face::find $face
3028	or next;	3182	or next;
		3183
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3184	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3185	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3186	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3187	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3188	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3051	{	3206	{
3052	# TODO: for gcfclient pleasure, we should give resources	3207	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.	3208	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3209	my $res = $facedata->{resource};
3055		3210
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3211	while (my ($name, $info) = each %$res) {
		3212	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3213	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;	3214	my $data;
3061		3215
3062	if ($info->{type} & 1) {	3216	if ($info->{type} & 1) {
3063	# prepend meta info	3217	# prepend meta info
3064		3218
3065	my $meta = $enc->encode ({	3219	my $meta = $enc->encode ({
3066	name => $name,	3220	name => $name,
3067	%{ $info->{meta} || {} },	3221	%{ $info->{meta} || {} },
3068	});	3222	});
3069		3223
3070	$data = pack "(w/a*)*", $meta, $info->{data};	3224	$data = pack "(w/a*)*", $meta, $info->{data};
		3225	} else {
		3226	$data = $info->{data};
		3227	}
		3228
		3229	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3230	cf::face::set_type $idx, $info->{type};
3071	} else {	3231	} else {
3072	$data = $info->{data};	3232	$RESOURCE{$name} = $info;
3073	}	3233	}
3074		3234
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3235	cf::cede_to_tick;
3079	}	3236	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3237	}
		3238
		3239	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3240
3100	1	3241	1
3101	}	3242	}
		3243
		3244	cf::global->attach (on_resource_update => sub {
		3245	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3246	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3247
		3248	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3249	my $sound = $soundconf->{compat}[$_]
		3250	or next;
		3251
		3252	my $face = cf::face::find "sound/$sound->[1]";
		3253	cf::sound::set $sound->[0] => $face;
		3254	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3255	}
		3256
		3257	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3258	my $face = cf::face::find "sound/$v";
		3259	cf::sound::set $k => $face;
		3260	}
		3261	}
		3262	});
3102		3263
3103	register_exticmd fx_want => sub {	3264	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3265	my ($ns, $want) = @_;
3105		3266
3106	while (my ($k, $v) = each %$want) {	3267	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3268	$ns->fx_want ($k, $v);
3108	}	3269	}
3109	};	3270	};
		3271
		3272	sub load_resource_file($) {
		3273	my $guard = lock_acquire "load_resource_file";
		3274
		3275	my $status = load_resource_file_ $_[0];
		3276	get_slot 0.1, 100;
		3277	cf::arch::commit_load;
		3278
		3279	$status
		3280	}
3110		3281
3111	sub reload_regions {	3282	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3283	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3284	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3285	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3299	}
3129		3300
3130	sub reload_archetypes {	3301	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3302	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3303	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3304	}
3139		3305
3140	sub reload_treasures {	3306	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3307	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3308	or die "unable to load treasurelists\n";
3143	}	3309	}
3144		3310
3145	sub reload_resources {	3311	sub reload_resources {
3146	warn "reloading resource files...\n";	3312	warn "reloading resource files...\n";
3147		3313
		3314	reload_facedata;
		3315	reload_archetypes;
3148	reload_regions;	3316	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3317	reload_treasures;
3153		3318
3154	warn "finished reloading resource files\n";	3319	warn "finished reloading resource files\n";
3155	}
3156
3157	sub init {
3158	reload_resources;
3159	}	3320	}
3160		3321
3161	sub reload_config {	3322	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3323	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3324	or return;
3164		3325
3165	local $/;	3326	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3327	*CFG = YAML::Load <$fh>;
3167		3328
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3329	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3330
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3331	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3332	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3177	};	3338	};
3178	warn $@ if $@;	3339	warn $@ if $@;
3179	}	3340	}
3180	}	3341	}
3181		3342
		3343	sub pidfile() {
		3344	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3345	or die "$PIDFILE: $!";
		3346	flock $fh, &Fcntl::LOCK_EX
		3347	or die "$PIDFILE: flock: $!";
		3348	$fh
		3349	}
		3350
		3351	# make sure only one server instance is running at any one time
		3352	sub atomic {
		3353	my $fh = pidfile;
		3354
		3355	my $pid = <$fh>;
		3356	kill 9, $pid if $pid > 0;
		3357
		3358	seek $fh, 0, 0;
		3359	print $fh $$;
		3360	}
		3361
3182	sub main {	3362	sub main {
		3363	cf::init_globals; # initialise logging
		3364
		3365	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3366	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3367	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3368	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3369
		3370	cf::init_experience;
		3371	cf::init_anim;
		3372	cf::init_attackmess;
		3373	cf::init_dynamic;
		3374
		3375	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3376
3183	# we must not ever block the main coroutine	3377	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3378	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3379	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3380	(async {
3187	Event::one_event;	3381	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3382	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3383	})->prio (Coro::PRIO_MAX);
3189	};	3384	};
3190		3385
		3386	evthread_start IO::AIO::poll_fileno;
		3387
		3388	cf::sync_job {
		3389	reload_resources;
3191	reload_config;	3390	reload_config;
3192	db_init;	3391	db_init;
		3392
		3393	cf::load_settings;
		3394	cf::load_materials;
		3395	cf::init_uuid;
		3396	cf::init_signals;
		3397	cf::init_commands;
		3398	cf::init_skills;
		3399
		3400	cf::init_beforeplay;
		3401
		3402	atomic;
		3403
3193	load_extensions;	3404	load_extensions;
3194		3405
3195	$TICK_WATCHER->start;	3406	utime time, time, $RUNTIMEFILE;
		3407
		3408	# no (long-running) fork's whatsoever before this point(!)
		3409	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3410
		3411	(pop @POST_INIT)->(0) while @POST_INIT;
		3412	};
		3413
3196	Event::loop;	3414	EV::loop;
3197	}	3415	}
3198		3416
3199	#############################################################################	3417	#############################################################################
3200	# initialisation and cleanup	3418	# initialisation and cleanup
3201		3419
3202	# install some emergency cleanup handlers	3420	# install some emergency cleanup handlers
3203	BEGIN {	3421	BEGIN {
		3422	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3423	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3425	cf::cleanup "SIG$signal";
3212	},
3213	);	3426	};
3214	}	3427	}
3215	}	3428	}
3216		3429
3217	sub write_runtime {	3430	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";
3219
3220	# first touch the runtime file to show we are still running:	3431	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3432	# the fsync below can take a very very long time.
3222		3433
3223	IO::AIO::aio_utime $runtime, undef, undef;	3434	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3435
3225	my $guard = cf::lock_acquire "write_runtime";	3436	my $guard = cf::lock_acquire "write_runtime";
3226		3437
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3438	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3228	or return;	3439	or return;
3229		3440
3230	my $value = $cf::RUNTIME + 90 + 10;	3441	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3442	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3443	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3453	aio_utime $fh, undef, undef;
3243		3454
3244	close $fh	3455	close $fh
3245	or return;	3456	or return;
3246		3457
3247	aio_rename "$runtime~", $runtime	3458	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3459	and return;
3249		3460
3250	warn "runtime file written.\n";	3461	warn "runtime file written.\n";
3251		3462
3252	1	3463	1
		3464	}
		3465
		3466	our $uuid_lock;
		3467	our $uuid_skip;
		3468
		3469	sub write_uuid_sync($) {
		3470	$uuid_skip ||= $_[0];
		3471
		3472	return if $uuid_lock;
		3473	local $uuid_lock = 1;
		3474
		3475	my $uuid = "$LOCALDIR/uuid";
		3476
		3477	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3478	or return;
		3479
		3480	my $value = uuid_seq uuid_cur;
		3481
		3482	unless ($value) {
		3483	warn "cowardly refusing to write zero uuid value!\n";
		3484	return;
		3485	}
		3486
		3487	my $value = uuid_str $value + $uuid_skip;
		3488	$uuid_skip = 0;
		3489
		3490	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3491	and return;
		3492
		3493	# always fsync - this file is important
		3494	aio_fsync $fh
		3495	and return;
		3496
		3497	close $fh
		3498	or return;
		3499
		3500	aio_rename "$uuid~", $uuid
		3501	and return;
		3502
		3503	warn "uuid file written ($value).\n";
		3504
		3505	1
		3506
		3507	}
		3508
		3509	sub write_uuid($$) {
		3510	my ($skip, $sync) = @_;
		3511
		3512	$sync ? write_uuid_sync $skip
		3513	: async { write_uuid_sync $skip };
3253	}	3514	}
3254		3515
3255	sub emergency_save() {	3516	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3517	my $freeze_guard = cf::freeze_mainloop;
3257		3518
3258	warn "enter emergency perl save\n";	3519	warn "emergency_perl_save: enter\n";
3259		3520
3260	cf::sync_job {	3521	cf::sync_job {
		3522	# this is a trade-off: we want to be very quick here, so
		3523	# save all maps without fsync, and later call a global sync
		3524	# (which in turn might be very very slow)
		3525	local $USE_FSYNC = 0;
		3526
3261	# use a peculiar iteration method to avoid tripping on perl	3527	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3528	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3530	warn "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3533	$pl->valid or next;
		3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3535	$pl->save;
3269	}	3536	}
3270	warn "end emergency player save\n";	3537	warn "emergency_perl_save: end player save\n";
3271		3538
3272	warn "begin emergency map save\n";	3539	warn "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3540	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3541	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3542	$map->valid or next;
3276	$map->save;	3543	$map->save;
3277	}	3544	}
3278	warn "end emergency map save\n";	3545	warn "emergency_perl_save: end map save\n";
3279		3546
3280	warn "begin emergency database checkpoint\n";	3547	warn "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3549	warn "emergency_perl_save: end database checkpoint\n";
		3550
		3551	warn "emergency_perl_save: begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "emergency_perl_save: end write uuid\n";
3283	};	3554	};
3284		3555
		3556	warn "emergency_perl_save: starting sync()\n";
		3557	IO::AIO::aio_sync sub {
		3558	warn "emergency_perl_save: finished sync()\n";
		3559	};
		3560
3285	warn "leave emergency perl save\n";	3561	warn "emergency_perl_save: leave\n";
3286	}	3562	}
3287		3563
3288	sub post_cleanup {	3564	sub post_cleanup {
3289	my ($make_core) = @_;	3565	my ($make_core) = @_;
3290		3566
3291	warn Carp::longmess "post_cleanup backtrace"	3567	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3568	if $make_core;
		3569
		3570	my $fh = pidfile;
		3571	unlink $PIDFILE if <$fh> == $$;
		3572	}
		3573
		3574	# a safer delete_package, copied from Symbol
		3575	sub clear_package($) {
		3576	my $pkg = shift;
		3577
		3578	# expand to full symbol table name if needed
		3579	unless ($pkg =~ /^main::.*::$/) {
		3580	$pkg = "main$pkg" if $pkg =~ /^::/;
		3581	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3582	$pkg .= '::' unless $pkg =~ /::$/;
		3583	}
		3584
		3585	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3586	my $stem_symtab = *{$stem}{HASH};
		3587
		3588	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3589	or return;
		3590
		3591	# clear all symbols
		3592	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3593	for my $name (keys %$leaf_symtab) {
		3594	_gv_clear *{"$pkg$name"};
		3595	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3596	}
		3597	warn "cleared package $pkg\n";#d#
3293	}	3598	}
3294		3599
3295	sub do_reload_perl() {	3600	sub do_reload_perl() {
3296	# can/must only be called in main	3601	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3602	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3603	warn "can only reload from main coroutine";
3299	return;	3604	return;
3300	}	3605	}
3301		3606
		3607	return if $RELOAD++;
		3608
		3609	my $t1 = EV::time;
		3610
		3611	while ($RELOAD) {
3302	warn "reloading...";	3612	warn "reloading...";
3303		3613
3304	warn "entering sync_job";	3614	warn "entering sync_job";
3305		3615
3306	cf::sync_job {	3616	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3617	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3618	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3619	cf::write_runtime_sync; # external watchdog should not bark
3310		3620
3311	warn "syncing database to disk";	3621	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3622	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3623
3314	# if anything goes wrong in here, we should simply crash as we already saved	3624	# if anything goes wrong in here, we should simply crash as we already saved
3315		3625
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3626	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3627	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3628	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();
3335
3336	warn "removing commands";
3337	%COMMAND = ();
3338
3339	warn "removing ext/exti commands";
3340	%EXTCMD = ();
3341	%EXTICMD = ();
3342
3343	warn "unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";
3346
3347	if (my $cb = $pkg->can ("unload")) {
3348	eval {
3349	$cb->($pkg);
3350	1
3351	} or warn "$pkg unloaded, but with errors: $@";
3352	}	3629	}
3353		3630
3354	warn "... nuking $pkg";	3631	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3632	$_->cancel for values %EXT_CORO;
3356	}	3633	%EXT_CORO = ();
3357		3634
3358	warn "unloading all perl modules loaded from $LIBDIR";	3635	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3636	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3637
		3638	warn "removing ext/exti commands";
		3639	%EXTCMD = ();
		3640	%EXTICMD = ();
		3641
		3642	warn "unloading/nuking all extensions";
		3643	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3644	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3645
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3646	if (my $cb = $pkg->can ("unload")) {
		3647	eval {
3369	$cb->();	3648	$cb->($pkg);
		3649	1
		3650	} or warn "$pkg unloaded, but with errors: $@";
		3651	}
		3652
		3653	warn "... clearing $pkg";
		3654	clear_package $pkg;
3370	}	3655	}
3371		3656
3372	Symbol::delete_package $k;	3657	warn "unloading all perl modules loaded from $LIBDIR";
		3658	while (my ($k, $v) = each %INC) {
		3659	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3660
		3661	warn "... unloading $k";
		3662	delete $INC{$k};
		3663
		3664	$k =~ s/\.pm$//;
		3665	$k =~ s/\//::/g;
		3666
		3667	if (my $cb = $k->can ("unload_module")) {
		3668	$cb->();
		3669	}
		3670
		3671	clear_package $k;
3373	}	3672	}
3374		3673
3375	warn "getting rid of safe::, as good as possible";	3674	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3675	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3676	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3677
3379	warn "unloading cf.pm \"a bit\"";	3678	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3679	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3680	delete $INC{"cf/pod.pm"};
3382		3681
3383	# don't, removes xs symbols, too,	3682	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3683	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3684	#clear_package __PACKAGE__;
3386		3685
3387	warn "unload completed, starting to reload now";	3686	warn "unload completed, starting to reload now";
3388		3687
3389	warn "reloading cf.pm";	3688	warn "reloading cf.pm";
3390	require cf;	3689	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3690	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3392		3691
3393	warn "loading config and database again";	3692	warn "loading config and database again";
3394	cf::reload_config;	3693	cf::reload_config;
3395		3694
3396	warn "loading extensions";	3695	warn "loading extensions";
3397	cf::load_extensions;	3696	cf::load_extensions;
3398		3697
		3698	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	3699	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3700	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3701	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3702	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3703	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3704	reattach $_ for values %PLAYER;
		3705	}
3405		3706
		3707	warn "running post_init jobs";
		3708	(pop @POST_INIT)->(1) while @POST_INIT;
		3709
3406	warn "leaving sync_job";	3710	warn "leaving sync_job";
3407		3711
3408	1	3712	1
3409	} or do {	3713	} or do {
3410	warn $@;	3714	warn $@;
3411	warn "error while reloading, exiting.";	3715	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3716	};
3414		3717
3415	warn "reloaded";	3718	warn "reloaded";
		3719	--$RELOAD;
		3720	}
		3721
		3722	$t1 = EV::time - $t1;
		3723	warn "reload completed in ${t1}s\n";
3416	};	3724	};
3417		3725
3418	our $RELOAD_WATCHER; # used only during reload	3726	our $RELOAD_WATCHER; # used only during reload
3419		3727
3420	sub reload_perl() {	3728	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3729	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3730	# coro crashes during coro_state_free->destroy here.
3423		3731
3424	$RELOAD_WATCHER ||= Event->timer (	3732	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	3733	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	3734
3427	data => WF_AUTOCANCEL,	3735	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	3736	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3737	undef $RELOAD_WATCHER;
3431	},	3738	};
3432	);	3739	};
3433	}	3740	}
3434		3741
3435	register_command "reload" => sub {	3742	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3743	my ($who, $arg) = @_;
3437		3744
3438	if ($who->flag (FLAG_WIZ)) {	3745	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3746	$who->message ("reloading server.");
		3747	async {
		3748	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3749	reload_perl;
		3750	};
3441	}	3751	}
3442	};	3752	};
3443		3753
3444	unshift @INC, $LIBDIR;	3754	unshift @INC, $LIBDIR;
3445		3755
…		…
3447		3757
3448	our @WAIT_FOR_TICK;	3758	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3759	our @WAIT_FOR_TICK_BEGIN;
3450		3760
3451	sub wait_for_tick {	3761	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3762	return if tick_inhibit || $Coro::current == $Coro::main;
3454		3763
3455	my $signal = new Coro::Signal;	3764	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3765	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3766	$signal->wait;
3458	}	3767	}
3459		3768
3460	sub wait_for_tick_begin {	3769	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3463		3771
3464	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3773	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3774	$signal->wait;
3467	}	3775	}
3468		3776
3469	$TICK_WATCHER = Event->timer (	3777	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3778	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3779	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3780	unless ++$bug_warning > 10;
3479	return;	3781	return;
3480	}	3782	}
3481		3783
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3784	cf::server_tick; # one server iteration
3485		3785
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3786	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3787	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3788	Coro::async_pool {
		3789	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3790	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3791	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3792	};
		3793	}
3496		3794
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3795	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3796	$sig->send;
3499	}	3797	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3798	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3799	$sig->send;
3502	}	3800	}
3503		3801
3504	$NOW = Event::time;	3802	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3803	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3804
3515	_post_tick;	3805	if (0) {
		3806	if ($NEXT_TICK) {
		3807	my $jitter = $TICK_START - $NEXT_TICK;
		3808	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3809	warn "jitter $JITTER\n";#d#
		3810	}
3516	},	3811	}
3517	);	3812	}
3518		3813
3519	{	3814	{
		3815	# configure BDB
		3816
3520	BDB::min_parallel 8;	3817	BDB::min_parallel 8;
3521	BDB::max_poll_time $TICK * 0.1;	3818	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3819	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3820
3546	unless ($DB_ENV) {	3821	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3822	$DB_ENV = BDB::db_env_create;
		3823	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3824	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3825	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3826	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3827	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3548		3828
3549	cf::sync_job {	3829	cf::sync_job {
3550	eval {	3830	eval {
3551	BDB::db_env_open	3831	BDB::db_env_open
3552	$DB_ENV,	3832	$DB_ENV,
…		…
3554	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3834	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3555	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3835	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3556	0666;	3836	0666;
3557		3837
3558	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3838	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3559
3560	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3561	| BDB::LOG_AUTOREMOVE, 1);
3562	$DB_ENV->set_lk_detect;
3563	};	3839	};
3564		3840
3565	cf::cleanup "db_env_open(db): $@" if $@;	3841	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3842	};
3567	}	3843	}
3568		3844
3569	$BDB_CHECKPOINT_WATCHER = Event->timer (	3845	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 11,	3846	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3571	interval => 60,	3847	};
3572	hard => 1,	3848	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3849	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3577	},
3578	);	3850	};
3579	$BDB_TRICKLE_WATCHER = Event->timer (	3851	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3580	after => 5,
3581	interval => 10,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3852	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3587	},
3588	);	3853	};
3589	}	3854	}
3590		3855
3591	{	3856	{
		3857	# configure IO::AIO
		3858
3592	IO::AIO::min_parallel 8;	3859	IO::AIO::min_parallel 8;
3593
3594	undef $Coro::AIO::WATCHER;
3595	IO::AIO::max_poll_time $TICK * 0.1;	3860	IO::AIO::max_poll_time $TICK * 0.1;
3596	$AIO_POLL_WATCHER = Event->io (	3861	undef $AnyEvent::AIO::WATCHER;
3597	reentrant => 0,
3598	data => WF_AUTOCANCEL,
3599	fd => IO::AIO::poll_fileno,
3600	poll => 'r',
3601	prio => 6,
3602	cb => \&IO::AIO::poll_cb,
3603	);
3604	}	3862	}
3605		3863
3606	my $_log_backtrace;	3864	my $_log_backtrace;
3607		3865
3608	sub _log_backtrace {	3866	sub _log_backtrace {
…		…
3611	$msg =~ s/\n//;	3869	$msg =~ s/\n//;
3612		3870
3613	# limit the # of concurrent backtraces	3871	# limit the # of concurrent backtraces
3614	if ($_log_backtrace < 2) {	3872	if ($_log_backtrace < 2) {
3615	++$_log_backtrace;	3873	++$_log_backtrace;
		3874	my $perl_bt = Carp::longmess $msg;
3616	async {	3875	async {
		3876	$Coro::current->{desc} = "abt $msg";
		3877
3617	my @bt = fork_call {	3878	my @bt = fork_call {
3618	@addr = map { sprintf "%x", $_ } @addr;	3879	@addr = map { sprintf "%x", $_ } @addr;
3619	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3880	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3620	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3881	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3621	or die "addr2line: $!";	3882	or die "addr2line: $!";
…		…
3629	}	3890	}
3630		3891
3631	@funcs	3892	@funcs
3632	};	3893	};
3633		3894
3634	LOG llevInfo, "[ABT] $msg\n";	3895	LOG llevInfo, "[ABT] $perl_bt\n";
		3896	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3635	LOG llevInfo, "[ABT] $_\n" for @bt;	3897	LOG llevInfo, "[ABT] $_\n" for @bt;
3636	--$_log_backtrace;	3898	--$_log_backtrace;
3637	};	3899	};
3638	} else {	3900	} else {
3639	LOG llevInfo, "[ABT] $msg\n";	3901	LOG llevInfo, "[ABT] $msg\n";

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