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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.368 by root, Wed Sep 12 11:18:25 2007 UTC vs.
Revision 1.465 by root, Thu Jan 8 00:54:55 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 = $obs[rand @obs];
2467		2562
2468	# see if we actually can go there	2563	# see if we actually can go there
2469	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {	2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470	$ob = $obs[rand @obs];	2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2568	}
2472	# else put him there anyways for now #d#	2569	# else put us there anyways for now #d#
2473		2570
2474	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
2475	}	2574	}
2476	}	2575	}
2477		2576
2478	my $map = eval {	2577	my $map = eval {
2479	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2480		2579
2481	if ($map) {	2580	if ($map) {
2482	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2483	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2484	} else {	2583	} else {
2485	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2486	}	2585	}
2487		2586
2488	$map	2587	$map
2489	};	2588	};
2490		2589
…		…
2526	}	2625	}
2527		2626
2528	sub prepare_random_map {	2627	sub prepare_random_map {
2529	my ($exit) = @_;	2628	my ($exit) = @_;
2530		2629
2531	my $guard = cf::lock_acquire "exit_prepare:$exit";
2532
2533	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2534	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2535	# that depends on the exit object	2632	# that depends on the exit object
2536		2633
2537	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2539	if ($exit->map) {	2636	if ($exit->map) {
2540	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2541	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2542	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2543	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2544	}	2643	}
2545		2644
2546	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2547		2646
2548	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2549	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2550	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2551		2650
2552	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2553	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2554	undef $fh;	2653	undef $fh;
2555	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2556		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2557	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2558	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2559	}	2662	}
2560	}	2663	}
2561		2664
2562	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2563	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2564		2667
2565	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2566		2669
2567	if ($exit->slaying eq "/!") {
2568	#TODO: this should de-fi-ni-te-ly not be a sync-job
2569	# the problem is that $exit might not survive long enough
2570	# so it needs to be done right now, right here
2571	cf::sync_job { prepare_random_map $exit };
2572	}
2573
2574	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2575	my $hp = $exit->stats->hp;
2576	my $sp = $exit->stats->sp;
2577
2578	$self->enter_link;	2670	$self->enter_link;
2579		2671
2580	# if exit is damned, update players death & WoR home-position
2581	$self->contr->savebed ($slaying, $hp, $sp)
2582	if $exit->flag (FLAG_DAMNED);
2583
2584	(async {	2672	(async {
2585	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2586	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
2587	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2588		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
2589	1;	2696	1
2590	}) {	2697	}) {
2591	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2592	. "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. "
2593	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2594	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2595		2702
2596	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2624	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2625	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2626		2733
2627	=cut	2734	=cut
2628		2735
		2736	# non-persistent channels (usually the info channel)
2629	our %CHANNEL = (	2737	our %CHANNEL = (
2630	"c/identify" => {	2738	"c/identify" => {
2631	id => "identify",	2739	id => "infobox",
2632	title => "Identify",	2740	title => "Identify",
2633	reply => undef,	2741	reply => undef,
2634	tooltip => "Items recently identified",	2742	tooltip => "Items recently identified",
2635	},	2743	},
2636	"c/examine" => {	2744	"c/examine" => {
2637	id => "examine",	2745	id => "infobox",
2638	title => "Examine",	2746	title => "Examine",
2639	reply => undef,	2747	reply => undef,
2640	tooltip => "Signs and other items you examined",	2748	tooltip => "Signs and other items you examined",
2641	},	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/statistics" => {
		2775	id => "infobox",
		2776	title => "Statistics",
		2777	reply => undef,
		2778	tooltip => "Shows your primary statistics",
		2779	},
		2780	"c/skills" => {
		2781	id => "infobox",
		2782	title => "Skills",
		2783	reply => undef,
		2784	tooltip => "Shows your experience per skill and item power",
		2785	},
		2786	"c/resistances" => {
		2787	id => "infobox",
		2788	title => "Resistances",
		2789	reply => undef,
		2790	tooltip => "Shows your resistances",
		2791	},
		2792	"c/pets" => {
		2793	id => "infobox",
		2794	title => "Pets",
		2795	reply => undef,
		2796	tooltip => "Shows information abotu your pets/a specific pet",
		2797	},
		2798	"c/uptime" => {
		2799	id => "infobox",
		2800	title => "Uptime",
		2801	reply => undef,
		2802	tooltip => "How long the server has been running since last restart",
		2803	},
		2804	"c/mapinfo" => {
		2805	id => "infobox",
		2806	title => "Map Info",
		2807	reply => undef,
		2808	tooltip => "Information related to the maps",
		2809	},
		2810	"c/party" => {
		2811	id => "party",
		2812	title => "Party",
		2813	reply => "gsay ",
		2814	tooltip => "Messages and chat related to your party",
		2815	},
		2816	"c/death" => {
		2817	id => "death",
		2818	title => "Death",
		2819	reply => undef,
		2820	tooltip => "Reason for and more info about your most recent death",
		2821	},
		2822	"c/say" => $SAY_CHANNEL,
		2823	"c/chat" => $CHAT_CHANNEL,
2642	);	2824	);
2643		2825
2644	sub cf::client::send_msg {	2826	sub cf::client::send_msg {
2645	my ($self, $channel, $msg, $color, @extra) = @_;	2827	my ($self, $channel, $msg, $color, @extra) = @_;
2646		2828
2647	$msg = $self->pl->expand_cfpod ($msg);	2829	$msg = $self->pl->expand_cfpod ($msg)
		2830	unless $color & cf::NDI_VERBATIM;
2648		2831
2649	$color &= cf::NDI_CLIENT_MASK; # just in case...	2832	$color &= cf::NDI_CLIENT_MASK; # just in case...
2650		2833
2651	# check predefined channels, for the benefit of C	2834	# check predefined channels, for the benefit of C
2652	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2835	if ($CHANNEL{$channel}) {
		2836	$channel = $CHANNEL{$channel};
2653		2837
		2838	$self->ext_msg (channel_info => $channel);
		2839	$channel = $channel->{id};
		2840
2654	if (ref $channel) {	2841	} elsif (ref $channel) {
2655	# send meta info to client, if not yet sent	2842	# send meta info to client, if not yet sent
2656	unless (exists $self->{channel}{$channel->{id}}) {	2843	unless (exists $self->{channel}{$channel->{id}}) {
2657	$self->{channel}{$channel->{id}} = $channel;	2844	$self->{channel}{$channel->{id}} = $channel;
2658	$self->ext_msg (channel_info => $channel)	2845	$self->ext_msg (channel_info => $channel);
2659	if $self->can_msg;
2660	}	2846	}
2661		2847
2662	$channel = $channel->{id};	2848	$channel = $channel->{id};
2663	}	2849	}
2664		2850
2665	return unless @extra || length $msg;	2851	return unless @extra || length $msg;
2666		2852
2667	if ($self->can_msg) {
2668	# default colour, mask it out	2853	# default colour, mask it out
2669	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2670	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2671		2856
2672	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2673	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2674	} else {	2860	);
2675	if ($color >= 0) {
2676	# replace some tags by gcfclient-compatible ones
2677	for ($msg) {
2678	1 while
2679	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2680	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2681	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2682	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2683	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2684	}
2685		2861
2686	$color &= cf::NDI_COLOR_MASK;	2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
2687		2865
2688	utf8::encode $msg;	2866	# split very large packets
2689		2867	if (8192 < length $pkt and $self->{can_lzf}) {
2690	if (0 && $msg =~ /\[/) {	2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2691	# COMMAND/INFO	2869	$pkt = "frag";
2692	$self->send_packet ("drawextinfo $color 10 8 $msg")
2693	} else {
2694	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2695	$self->send_packet ("drawinfo $color $msg")
2696	}
2697	}
2698	}	2870	}
		2871
		2872	$self->send_packet ($pkt);
2699	}	2873	}
2700		2874
2701	=item $client->ext_msg ($type, @msg)	2875	=item $client->ext_msg ($type, @msg)
2702		2876
2703	Sends an ext event to the client.	2877	Sends an ext event to the client.
…		…
2876	=pod	3050	=pod
2877		3051
2878	The following functions and methods are available within a safe environment:	3052	The following functions and methods are available within a safe environment:
2879		3053
2880	cf::object	3054	cf::object
2881	contr pay_amount pay_player map x y force_find force_add	3055	contr pay_amount pay_player map x y force_find force_add destroy
2882	insert remove name archname title slaying race decrease_ob_nr	3056	insert remove name archname title slaying race decrease split
2883		3057
2884	cf::object::player	3058	cf::object::player
2885	player	3059	player
2886		3060
2887	cf::player	3061	cf::player
…		…
2892		3066
2893	=cut	3067	=cut
2894		3068
2895	for (	3069	for (
2896	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3070	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2897	insert remove inv name archname title slaying race	3071	insert remove inv nrof name archname title slaying race
2898	decrease_ob_nr)],	3072	decrease split destroy change_exp)],
2899	["cf::object::player" => qw(player)],	3073	["cf::object::player" => qw(player)],
2900	["cf::player" => qw(peaceful)],	3074	["cf::player" => qw(peaceful)],
2901	["cf::map" => qw(trigger)],	3075	["cf::map" => qw(trigger)],
2902	) {	3076	) {
2903	no strict 'refs';	3077	no strict 'refs';
…		…
3008	{	3182	{
3009	my $faces = $facedata->{faceinfo};	3183	my $faces = $facedata->{faceinfo};
3010		3184
3011	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
3012	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3186	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3187
3013	cf::face::set_visibility $idx, $info->{visibility};	3188	cf::face::set_visibility $idx, $info->{visibility};
3014	cf::face::set_magicmap $idx, $info->{magicmap};	3189	cf::face::set_magicmap $idx, $info->{magicmap};
3015	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3190	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3016	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3191	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3017		3192
3018	cf::cede_to_tick;	3193	cf::cede_to_tick;
3019	}	3194	}
3020		3195
3021	while (my ($face, $info) = each %$faces) {	3196	while (my ($face, $info) = each %$faces) {
3022	next unless $info->{smooth};	3197	next unless $info->{smooth};
		3198
3023	my $idx = cf::face::find $face	3199	my $idx = cf::face::find $face
3024	or next;	3200	or next;
		3201
3025	if (my $smooth = cf::face::find $info->{smooth}) {	3202	if (my $smooth = cf::face::find $info->{smooth}) {
3026	cf::face::set_smooth $idx, $smooth;	3203	cf::face::set_smooth $idx, $smooth;
3027	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3204	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3028	} else {	3205	} else {
3029	warn "smooth face '$info->{smooth}' not found for face '$face'";	3206	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3047	{	3224	{
3048	# TODO: for gcfclient pleasure, we should give resources	3225	# TODO: for gcfclient pleasure, we should give resources
3049	# that gcfclient doesn't grok a >10000 face index.	3226	# that gcfclient doesn't grok a >10000 face index.
3050	my $res = $facedata->{resource};	3227	my $res = $facedata->{resource};
3051		3228
3052	my $soundconf = delete $res->{"res/sound.conf"};
3053
3054	while (my ($name, $info) = each %$res) {	3229	while (my ($name, $info) = each %$res) {
		3230	if (defined $info->{type}) {
3055	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3231	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3056	my $data;	3232	my $data;
3057		3233
3058	if ($info->{type} & 1) {	3234	if ($info->{type} & 1) {
3059	# prepend meta info	3235	# prepend meta info
3060		3236
3061	my $meta = $enc->encode ({	3237	my $meta = $enc->encode ({
3062	name => $name,	3238	name => $name,
3063	%{ $info->{meta} || {} },	3239	%{ $info->{meta} || {} },
3064	});	3240	});
3065		3241
3066	$data = pack "(w/a*)*", $meta, $info->{data};	3242	$data = pack "(w/a*)*", $meta, $info->{data};
		3243	} else {
		3244	$data = $info->{data};
		3245	}
		3246
		3247	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3248	cf::face::set_type $idx, $info->{type};
3067	} else {	3249	} else {
3068	$data = $info->{data};	3250	$RESOURCE{$name} = $info;
3069	}	3251	}
3070		3252
3071	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3072	cf::face::set_type $idx, $info->{type};
3073
3074	cf::cede_to_tick;	3253	cf::cede_to_tick;
3075	}	3254	}
3076
3077	if ($soundconf) {
3078	$soundconf = $enc->decode (delete $soundconf->{data});
3079
3080	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3081	my $sound = $soundconf->{compat}[$_]
3082	or next;
3083
3084	my $face = cf::face::find "sound/$sound->[1]";
3085	cf::sound::set $sound->[0] => $face;
3086	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3087	}
3088
3089	while (my ($k, $v) = each %{$soundconf->{event}}) {
3090	my $face = cf::face::find "sound/$v";
3091	cf::sound::set $k => $face;
3092	}
3093	}
3094	}	3255	}
		3256
		3257	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3095		3258
3096	1	3259	1
3097	}	3260	}
		3261
		3262	cf::global->attach (on_resource_update => sub {
		3263	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3264	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3265
		3266	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3267	my $sound = $soundconf->{compat}[$_]
		3268	or next;
		3269
		3270	my $face = cf::face::find "sound/$sound->[1]";
		3271	cf::sound::set $sound->[0] => $face;
		3272	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3273	}
		3274
		3275	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3276	my $face = cf::face::find "sound/$v";
		3277	cf::sound::set $k => $face;
		3278	}
		3279	}
		3280	});
3098		3281
3099	register_exticmd fx_want => sub {	3282	register_exticmd fx_want => sub {
3100	my ($ns, $want) = @_;	3283	my ($ns, $want) = @_;
3101		3284
3102	while (my ($k, $v) = each %$want) {	3285	while (my ($k, $v) = each %$want) {
3103	$ns->fx_want ($k, $v);	3286	$ns->fx_want ($k, $v);
3104	}	3287	}
3105	};	3288	};
		3289
		3290	sub load_resource_file($) {
		3291	my $guard = lock_acquire "load_resource_file";
		3292
		3293	my $status = load_resource_file_ $_[0];
		3294	get_slot 0.1, 100;
		3295	cf::arch::commit_load;
		3296
		3297	$status
		3298	}
3106		3299
3107	sub reload_regions {	3300	sub reload_regions {
3108	# HACK to clear player env face cache, we need some signal framework	3301	# HACK to clear player env face cache, we need some signal framework
3109	# for this (global event?)	3302	# for this (global event?)
3110	%ext::player_env::MUSIC_FACE_CACHE = ();	3303	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3124	}	3317	}
3125		3318
3126	sub reload_archetypes {	3319	sub reload_archetypes {
3127	load_resource_file "$DATADIR/archetypes"	3320	load_resource_file "$DATADIR/archetypes"
3128	or die "unable to load archetypes\n";	3321	or die "unable to load archetypes\n";
3129	#d# NEED to laod twice to resolve forward references
3130	# this really needs to be done in an extra post-pass
3131	# (which needs to be synchronous, so solve it differently)
3132	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";
3134	}	3322	}
3135		3323
3136	sub reload_treasures {	3324	sub reload_treasures {
3137	load_resource_file "$DATADIR/treasures"	3325	load_resource_file "$DATADIR/treasures"
3138	or die "unable to load treasurelists\n";	3326	or die "unable to load treasurelists\n";
3139	}	3327	}
3140		3328
3141	sub reload_resources {	3329	sub reload_resources {
3142	warn "reloading resource files...\n";	3330	warn "reloading resource files...\n";
3143		3331
		3332	reload_facedata;
		3333	reload_archetypes;
3144	reload_regions;	3334	reload_regions;
3145	reload_facedata;
3146	#reload_archetypes;#d#
3147	reload_archetypes;
3148	reload_treasures;	3335	reload_treasures;
3149		3336
3150	warn "finished reloading resource files\n";	3337	warn "finished reloading resource files\n";
3151	}
3152
3153	sub init {
3154	reload_resources;
3155	}	3338	}
3156		3339
3157	sub reload_config {	3340	sub reload_config {
3158	open my $fh, "<:utf8", "$CONFDIR/config"	3341	open my $fh, "<:utf8", "$CONFDIR/config"
3159	or return;	3342	or return;
3160		3343
3161	local $/;	3344	local $/;
3162	*CFG = YAML::Syck::Load <$fh>;	3345	*CFG = YAML::Load <$fh>;
3163		3346
3164	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3165		3348
3166	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3349	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3167	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3350	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3173	};	3356	};
3174	warn $@ if $@;	3357	warn $@ if $@;
3175	}	3358	}
3176	}	3359	}
3177		3360
		3361	sub pidfile() {
		3362	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3363	or die "$PIDFILE: $!";
		3364	flock $fh, &Fcntl::LOCK_EX
		3365	or die "$PIDFILE: flock: $!";
		3366	$fh
		3367	}
		3368
		3369	# make sure only one server instance is running at any one time
		3370	sub atomic {
		3371	my $fh = pidfile;
		3372
		3373	my $pid = <$fh>;
		3374	kill 9, $pid if $pid > 0;
		3375
		3376	seek $fh, 0, 0;
		3377	print $fh $$;
		3378	}
		3379
3178	sub main {	3380	sub main {
		3381	cf::init_globals; # initialise logging
		3382
		3383	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3384	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3385	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3386	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3387
		3388	cf::init_experience;
		3389	cf::init_anim;
		3390	cf::init_attackmess;
		3391	cf::init_dynamic;
		3392
		3393	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3394
3179	# we must not ever block the main coroutine	3395	# we must not ever block the main coroutine
3180	local $Coro::idle = sub {	3396	local $Coro::idle = sub {
3181	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3182	(async {	3398	(async {
3183	Event::one_event;	3399	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3400	EV::loop EV::LOOP_ONESHOT;
3184	})->prio (Coro::PRIO_MAX);	3401	})->prio (Coro::PRIO_MAX);
3185	};	3402	};
3186		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
		3406	cf::sync_job {
		3407	reload_resources;
3187	reload_config;	3408	reload_config;
3188	db_init;	3409	db_init;
		3410
		3411	cf::load_settings;
		3412	cf::load_materials;
		3413	cf::init_uuid;
		3414	cf::init_signals;
		3415	cf::init_commands;
		3416	cf::init_skills;
		3417
		3418	cf::init_beforeplay;
		3419
		3420	atomic;
		3421
3189	load_extensions;	3422	load_extensions;
3190		3423
3191	$TICK_WATCHER->start;	3424	utime time, time, $RUNTIMEFILE;
		3425
		3426	# no (long-running) fork's whatsoever before this point(!)
		3427	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3428
		3429	(pop @POST_INIT)->(0) while @POST_INIT;
		3430	};
		3431
3192	Event::loop;	3432	EV::loop;
3193	}	3433	}
3194		3434
3195	#############################################################################	3435	#############################################################################
3196	# initialisation and cleanup	3436	# initialisation and cleanup
3197		3437
3198	# install some emergency cleanup handlers	3438	# install some emergency cleanup handlers
3199	BEGIN {	3439	BEGIN {
		3440	our %SIGWATCHER = ();
3200	for my $signal (qw(INT HUP TERM)) {	3441	for my $signal (qw(INT HUP TERM)) {
3201	Event->signal (	3442	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3202	reentrant => 0,
3203	data => WF_AUTOCANCEL,
3204	signal => $signal,
3205	prio => 0,
3206	cb => sub {
3207	cf::cleanup "SIG$signal";	3443	cf::cleanup "SIG$signal";
3208	},
3209	);	3444	};
3210	}	3445	}
3211	}	3446	}
3212		3447
3213	sub write_runtime {	3448	sub write_runtime_sync {
3214	my $runtime = "$LOCALDIR/runtime";
3215
3216	# first touch the runtime file to show we are still running:	3449	# first touch the runtime file to show we are still running:
3217	# the fsync below can take a very very long time.	3450	# the fsync below can take a very very long time.
3218		3451
3219	IO::AIO::aio_utime $runtime, undef, undef;	3452	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3220		3453
3221	my $guard = cf::lock_acquire "write_runtime";	3454	my $guard = cf::lock_acquire "write_runtime";
3222		3455
3223	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3456	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3224	or return;	3457	or return;
3225		3458
3226	my $value = $cf::RUNTIME + 90 + 10;	3459	my $value = $cf::RUNTIME + 90 + 10;
3227	# 10 is the runtime save interval, for a monotonic clock	3460	# 10 is the runtime save interval, for a monotonic clock
3228	# 60 allows for the watchdog to kill the server.	3461	# 60 allows for the watchdog to kill the server.
…		…
3238	aio_utime $fh, undef, undef;	3471	aio_utime $fh, undef, undef;
3239		3472
3240	close $fh	3473	close $fh
3241	or return;	3474	or return;
3242		3475
3243	aio_rename "$runtime~", $runtime	3476	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3244	and return;	3477	and return;
3245		3478
3246	warn "runtime file written.\n";	3479	warn "runtime file written.\n";
3247		3480
3248	1	3481	1
		3482	}
		3483
		3484	our $uuid_lock;
		3485	our $uuid_skip;
		3486
		3487	sub write_uuid_sync($) {
		3488	$uuid_skip ||= $_[0];
		3489
		3490	return if $uuid_lock;
		3491	local $uuid_lock = 1;
		3492
		3493	my $uuid = "$LOCALDIR/uuid";
		3494
		3495	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3496	or return;
		3497
		3498	my $value = uuid_seq uuid_cur;
		3499
		3500	unless ($value) {
		3501	warn "cowardly refusing to write zero uuid value!\n";
		3502	return;
		3503	}
		3504
		3505	my $value = uuid_str $value + $uuid_skip;
		3506	$uuid_skip = 0;
		3507
		3508	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3509	and return;
		3510
		3511	# always fsync - this file is important
		3512	aio_fsync $fh
		3513	and return;
		3514
		3515	close $fh
		3516	or return;
		3517
		3518	aio_rename "$uuid~", $uuid
		3519	and return;
		3520
		3521	warn "uuid file written ($value).\n";
		3522
		3523	1
		3524
		3525	}
		3526
		3527	sub write_uuid($$) {
		3528	my ($skip, $sync) = @_;
		3529
		3530	$sync ? write_uuid_sync $skip
		3531	: async { write_uuid_sync $skip };
3249	}	3532	}
3250		3533
3251	sub emergency_save() {	3534	sub emergency_save() {
3252	my $freeze_guard = cf::freeze_mainloop;	3535	my $freeze_guard = cf::freeze_mainloop;
3253		3536
3254	warn "enter emergency perl save\n";	3537	warn "emergency_perl_save: enter\n";
3255		3538
3256	cf::sync_job {	3539	cf::sync_job {
		3540	# this is a trade-off: we want to be very quick here, so
		3541	# save all maps without fsync, and later call a global sync
		3542	# (which in turn might be very very slow)
		3543	local $USE_FSYNC = 0;
		3544
3257	# use a peculiar iteration method to avoid tripping on perl	3545	# use a peculiar iteration method to avoid tripping on perl
3258	# refcount bugs in for. also avoids problems with players	3546	# refcount bugs in for. also avoids problems with players
3259	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3260	warn "begin emergency player save\n";	3548	warn "emergency_perl_save: begin player save\n";
3261	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3262	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3263	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3264	$pl->save;	3553	$pl->save;
3265	}	3554	}
3266	warn "end emergency player save\n";	3555	warn "emergency_perl_save: end player save\n";
3267		3556
3268	warn "begin emergency map save\n";	3557	warn "emergency_perl_save: begin map save\n";
3269	for my $path (keys %cf::MAP) {	3558	for my $path (keys %cf::MAP) {
3270	my $map = $cf::MAP{$path} or next;	3559	my $map = $cf::MAP{$path} or next;
3271	$map->valid or next;	3560	$map->valid or next;
3272	$map->save;	3561	$map->save;
3273	}	3562	}
3274	warn "end emergency map save\n";	3563	warn "emergency_perl_save: end map save\n";
3275		3564
3276	warn "begin emergency database checkpoint\n";	3565	warn "emergency_perl_save: begin database checkpoint\n";
3277	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3278	warn "end emergency database checkpoint\n";	3567	warn "emergency_perl_save: end database checkpoint\n";
		3568
		3569	warn "emergency_perl_save: begin write uuid\n";
		3570	write_uuid_sync 1;
		3571	warn "emergency_perl_save: end write uuid\n";
3279	};	3572	};
3280		3573
		3574	warn "emergency_perl_save: starting sync()\n";
		3575	IO::AIO::aio_sync sub {
		3576	warn "emergency_perl_save: finished sync()\n";
		3577	};
		3578
3281	warn "leave emergency perl save\n";	3579	warn "emergency_perl_save: leave\n";
3282	}	3580	}
3283		3581
3284	sub post_cleanup {	3582	sub post_cleanup {
3285	my ($make_core) = @_;	3583	my ($make_core) = @_;
3286		3584
3287	warn Carp::longmess "post_cleanup backtrace"	3585	warn Carp::longmess "post_cleanup backtrace"
3288	if $make_core;	3586	if $make_core;
		3587
		3588	my $fh = pidfile;
		3589	unlink $PIDFILE if <$fh> == $$;
		3590	}
		3591
		3592	# a safer delete_package, copied from Symbol
		3593	sub clear_package($) {
		3594	my $pkg = shift;
		3595
		3596	# expand to full symbol table name if needed
		3597	unless ($pkg =~ /^main::.*::$/) {
		3598	$pkg = "main$pkg" if $pkg =~ /^::/;
		3599	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3600	$pkg .= '::' unless $pkg =~ /::$/;
		3601	}
		3602
		3603	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3604	my $stem_symtab = *{$stem}{HASH};
		3605
		3606	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3607	or return;
		3608
		3609	# clear all symbols
		3610	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3611	for my $name (keys %$leaf_symtab) {
		3612	_gv_clear *{"$pkg$name"};
		3613	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3614	}
		3615	warn "cleared package $pkg\n";#d#
3289	}	3616	}
3290		3617
3291	sub do_reload_perl() {	3618	sub do_reload_perl() {
3292	# can/must only be called in main	3619	# can/must only be called in main
3293	if ($Coro::current != $Coro::main) {	3620	if ($Coro::current != $Coro::main) {
3294	warn "can only reload from main coroutine";	3621	warn "can only reload from main coroutine";
3295	return;	3622	return;
3296	}	3623	}
3297		3624
		3625	return if $RELOAD++;
		3626
		3627	my $t1 = EV::time;
		3628
		3629	while ($RELOAD) {
3298	warn "reloading...";	3630	warn "reloading...";
3299		3631
3300	warn "entering sync_job";	3632	warn "entering sync_job";
3301		3633
3302	cf::sync_job {	3634	cf::sync_job {
3303	cf::write_runtime; # external watchdog should not bark	3635	cf::write_runtime_sync; # external watchdog should not bark
3304	cf::emergency_save;	3636	cf::emergency_save;
3305	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3306		3638
3307	warn "syncing database to disk";	3639	warn "syncing database to disk";
3308	BDB::db_env_txn_checkpoint $DB_ENV;	3640	BDB::db_env_txn_checkpoint $DB_ENV;
3309		3641
3310	# if anything goes wrong in here, we should simply crash as we already saved	3642	# if anything goes wrong in here, we should simply crash as we already saved
3311		3643
3312	warn "cancelling all WF_AUTOCANCEL watchers";
3313	for (Event::all_watchers) {
3314	$_->cancel if $_->data & WF_AUTOCANCEL;
3315	}
3316
3317	warn "flushing outstanding aio requests";	3644	warn "flushing outstanding aio requests";
3318	for (;;) {
3319	BDB::flush;
3320	IO::AIO::flush;
3321	Coro::cede;
3322	last unless IO::AIO::nreqs || BDB::nreqs;	3645	while (IO::AIO::nreqs || BDB::nreqs) {
3323	warn "iterate...";	3646	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3324	}
3325
3326	++$RELOAD;
3327
3328	warn "cancelling all extension coros";
3329	$_->cancel for values %EXT_CORO;
3330	%EXT_CORO = ();
3331
3332	warn "removing commands";
3333	%COMMAND = ();
3334
3335	warn "removing ext/exti commands";
3336	%EXTCMD = ();
3337	%EXTICMD = ();
3338
3339	warn "unloading/nuking all extensions";
3340	for my $pkg (@EXTS) {
3341	warn "... unloading $pkg";
3342
3343	if (my $cb = $pkg->can ("unload")) {
3344	eval {
3345	$cb->($pkg);
3346	1
3347	} or warn "$pkg unloaded, but with errors: $@";
3348	}	3647	}
3349		3648
3350	warn "... nuking $pkg";	3649	warn "cancelling all extension coros";
3351	Symbol::delete_package $pkg;	3650	$_->cancel for values %EXT_CORO;
3352	}	3651	%EXT_CORO = ();
3353		3652
3354	warn "unloading all perl modules loaded from $LIBDIR";	3653	warn "removing commands";
3355	while (my ($k, $v) = each %INC) {	3654	%COMMAND = ();
3356	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3357		3655
		3656	warn "removing ext/exti commands";
		3657	%EXTCMD = ();
		3658	%EXTICMD = ();
		3659
		3660	warn "unloading/nuking all extensions";
		3661	for my $pkg (@EXTS) {
3358	warn "... unloading $k";	3662	warn "... unloading $pkg";
3359	delete $INC{$k};
3360		3663
3361	$k =~ s/\.pm$//;
3362	$k =~ s/\//::/g;
3363
3364	if (my $cb = $k->can ("unload_module")) {	3664	if (my $cb = $pkg->can ("unload")) {
		3665	eval {
3365	$cb->();	3666	$cb->($pkg);
		3667	1
		3668	} or warn "$pkg unloaded, but with errors: $@";
		3669	}
		3670
		3671	warn "... clearing $pkg";
		3672	clear_package $pkg;
3366	}	3673	}
3367		3674
3368	Symbol::delete_package $k;	3675	warn "unloading all perl modules loaded from $LIBDIR";
		3676	while (my ($k, $v) = each %INC) {
		3677	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3678
		3679	warn "... unloading $k";
		3680	delete $INC{$k};
		3681
		3682	$k =~ s/\.pm$//;
		3683	$k =~ s/\//::/g;
		3684
		3685	if (my $cb = $k->can ("unload_module")) {
		3686	$cb->();
		3687	}
		3688
		3689	clear_package $k;
3369	}	3690	}
3370		3691
3371	warn "getting rid of safe::, as good as possible";	3692	warn "getting rid of safe::, as good as possible";
3372	Symbol::delete_package "safe::$_"	3693	clear_package "safe::$_"
3373	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3694	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3374		3695
3375	warn "unloading cf.pm \"a bit\"";	3696	warn "unloading cf.pm \"a bit\"";
3376	delete $INC{"cf.pm"};	3697	delete $INC{"cf.pm"};
3377	delete $INC{"cf/pod.pm"};	3698	delete $INC{"cf/pod.pm"};
3378		3699
3379	# don't, removes xs symbols, too,	3700	# don't, removes xs symbols, too,
3380	# and global variables created in xs	3701	# and global variables created in xs
3381	#Symbol::delete_package __PACKAGE__;	3702	#clear_package __PACKAGE__;
3382		3703
3383	warn "unload completed, starting to reload now";	3704	warn "unload completed, starting to reload now";
3384		3705
3385	warn "reloading cf.pm";	3706	warn "reloading cf.pm";
3386	require cf;	3707	require cf;
3387	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3708	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3388		3709
3389	warn "loading config and database again";	3710	warn "loading config and database again";
3390	cf::reload_config;	3711	cf::reload_config;
3391		3712
3392	warn "loading extensions";	3713	warn "loading extensions";
3393	cf::load_extensions;	3714	cf::load_extensions;
3394		3715
		3716	if ($REATTACH_ON_RELOAD) {
3395	warn "reattaching attachments to objects/players";	3717	warn "reattaching attachments to objects/players";
3396	_global_reattach; # objects, sockets	3718	_global_reattach; # objects, sockets
3397	warn "reattaching attachments to maps";	3719	warn "reattaching attachments to maps";
3398	reattach $_ for values %MAP;	3720	reattach $_ for values %MAP;
3399	warn "reattaching attachments to players";	3721	warn "reattaching attachments to players";
3400	reattach $_ for values %PLAYER;	3722	reattach $_ for values %PLAYER;
		3723	}
3401		3724
		3725	warn "running post_init jobs";
		3726	(pop @POST_INIT)->(1) while @POST_INIT;
		3727
3402	warn "leaving sync_job";	3728	warn "leaving sync_job";
3403		3729
3404	1	3730	1
3405	} or do {	3731	} or do {
3406	warn $@;	3732	warn $@;
3407	warn "error while reloading, exiting.";	3733	cf::cleanup "error while reloading, exiting.";
3408	exit 1;
3409	};	3734	};
3410		3735
3411	warn "reloaded";	3736	warn "reloaded";
		3737	--$RELOAD;
		3738	}
		3739
		3740	$t1 = EV::time - $t1;
		3741	warn "reload completed in ${t1}s\n";
3412	};	3742	};
3413		3743
3414	our $RELOAD_WATCHER; # used only during reload	3744	our $RELOAD_WATCHER; # used only during reload
3415		3745
3416	sub reload_perl() {	3746	sub reload_perl() {
3417	# doing reload synchronously and two reloads happen back-to-back,	3747	# doing reload synchronously and two reloads happen back-to-back,
3418	# coro crashes during coro_state_free->destroy here.	3748	# coro crashes during coro_state_free->destroy here.
3419		3749
3420	$RELOAD_WATCHER ||= Event->timer (	3750	$RELOAD_WATCHER ||= cf::async {
3421	reentrant => 0,	3751	Coro::AIO::aio_wait cache_extensions;
3422	after => 0,	3752
3423	data => WF_AUTOCANCEL,	3753	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3424	cb => sub {
3425	do_reload_perl;	3754	do_reload_perl;
3426	undef $RELOAD_WATCHER;	3755	undef $RELOAD_WATCHER;
3427	},	3756	};
3428	);	3757	};
3429	}	3758	}
3430		3759
3431	register_command "reload" => sub {	3760	register_command "reload" => sub {
3432	my ($who, $arg) = @_;	3761	my ($who, $arg) = @_;
3433		3762
3434	if ($who->flag (FLAG_WIZ)) {	3763	if ($who->flag (FLAG_WIZ)) {
3435	$who->message ("reloading server.");	3764	$who->message ("reloading server.");
		3765	async {
		3766	$Coro::current->{desc} = "perl_reload";
3436	async { reload_perl };	3767	reload_perl;
		3768	};
3437	}	3769	}
3438	};	3770	};
3439		3771
3440	unshift @INC, $LIBDIR;	3772	unshift @INC, $LIBDIR;
3441		3773
…		…
3443		3775
3444	our @WAIT_FOR_TICK;	3776	our @WAIT_FOR_TICK;
3445	our @WAIT_FOR_TICK_BEGIN;	3777	our @WAIT_FOR_TICK_BEGIN;
3446		3778
3447	sub wait_for_tick {	3779	sub wait_for_tick {
3448	return unless $TICK_WATCHER->is_active;
3449	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3450		3781
3451	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3452	push @WAIT_FOR_TICK, $signal;	3783	push @WAIT_FOR_TICK, $signal;
3453	$signal->wait;	3784	$signal->wait;
3454	}	3785	}
3455		3786
3456	sub wait_for_tick_begin {	3787	sub wait_for_tick_begin {
3457	return unless $TICK_WATCHER->is_active;
3458	return if $Coro::current == $Coro::main;	3788	return if tick_inhibit || $Coro::current == $Coro::main;
3459		3789
3460	my $signal = new Coro::Signal;	3790	my $signal = new Coro::Signal;
3461	push @WAIT_FOR_TICK_BEGIN, $signal;	3791	push @WAIT_FOR_TICK_BEGIN, $signal;
3462	$signal->wait;	3792	$signal->wait;
3463	}	3793	}
3464		3794
3465	our $stat_fh;	3795	sub tick {
3466	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3467
3468	$TICK_WATCHER = Event->timer (
3469	reentrant => 0,
3470	parked => 1,
3471	prio => 0,
3472	at => $NEXT_TICK || $TICK,
3473	data => WF_AUTOCANCEL,
3474	cb => sub {
3475	if ($Coro::current != $Coro::main) {	3796	if ($Coro::current != $Coro::main) {
3476	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3797	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3477	unless ++$bug_warning > 10;	3798	unless ++$bug_warning > 10;
3478	return;	3799	return;
3479	}	3800	}
3480		3801
3481	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3482
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3802	cf::server_tick; # one server iteration
3486		3803
3487	$RUNTIME += $TICK;
3488	$NEXT_TICK += $TICK;
3489
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3804	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3805	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3806	Coro::async_pool {
		3807	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3808	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3809	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3810	};
		3811	}
3497		3812
3498	# my $AFTER = Event::time;
3499	# warn $AFTER - $NOW;#d#
3500
3501	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3813	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3502	$sig->send;	3814	$sig->send;
3503	}	3815	}
3504	while (my $sig = shift @WAIT_FOR_TICK) {	3816	while (my $sig = shift @WAIT_FOR_TICK) {
3505	$sig->send;	3817	$sig->send;
3506	}	3818	}
3507		3819
3508	$NOW = Event::time;	3820	$LOAD = ($NOW - $TICK_START) / $TICK;
3509
3510	# if we are delayed by four ticks or more, skip them all
3511	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3512
3513	$TICK_WATCHER->at ($NEXT_TICK);
3514	$TICK_WATCHER->start;
3515
3516	$LOAD = ($NOW - $tick_start) / $TICK;
3517	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3821	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3518		3822
3519	_post_tick;	3823	if (0) {
3520		3824	if ($NEXT_TICK) {
3521	# gather some statistics#d#	3825	my $jitter = $TICK_START - $NEXT_TICK;
3522	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3826	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3523	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3827	warn "jitter $JITTER\n";#d#
		3828	}
3524	},	3829	}
3525	);	3830	}
3526		3831
3527	{	3832	{
		3833	# configure BDB
		3834
3528	BDB::min_parallel 8;	3835	BDB::min_parallel 8;
3529	BDB::max_poll_time $TICK * 0.1;	3836	BDB::max_poll_reqs $TICK * 0.1;
3530	$BDB_POLL_WATCHER = Event->io (	3837	$AnyEvent::BDB::WATCHER->priority (1);
3531	reentrant => 0,
3532	fd => BDB::poll_fileno,
3533	poll => 'r',
3534	prio => 0,
3535	data => WF_AUTOCANCEL,
3536	cb => \&BDB::poll_cb,
3537	);
3538
3539	BDB::set_sync_prepare {
3540	my $status;
3541	my $current = $Coro::current;
3542	(
3543	sub {
3544	$status = $!;
3545	$current->ready; undef $current;
3546	},
3547	sub {
3548	Coro::schedule while defined $current;
3549	$! = $status;
3550	},
3551	)
3552	};
3553		3838
3554	unless ($DB_ENV) {	3839	unless ($DB_ENV) {
3555	$DB_ENV = BDB::db_env_create;	3840	$DB_ENV = BDB::db_env_create;
		3841	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3842	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3843	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3844	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3845	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3556		3846
3557	cf::sync_job {	3847	cf::sync_job {
3558	eval {	3848	eval {
3559	BDB::db_env_open	3849	BDB::db_env_open
3560	$DB_ENV,	3850	$DB_ENV,
…		…
3562	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3852	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3563	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3853	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3564	0666;	3854	0666;
3565		3855
3566	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3856	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3567
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3569	| BDB::LOG_AUTOREMOVE, 1);
3570	$DB_ENV->set_lk_detect;
3571	};	3857	};
3572		3858
3573	cf::cleanup "db_env_open(db): $@" if $@;	3859	cf::cleanup "db_env_open(db): $@" if $@;
3574	};	3860	};
3575	}	3861	}
3576		3862
3577	$BDB_CHECKPOINT_WATCHER = Event->timer (	3863	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3578	after => 11,	3864	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3579	interval => 60,	3865	};
3580	hard => 1,	3866	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	prio => 0,
3582	data => WF_AUTOCANCEL,
3583	cb => sub {
3584	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3867	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3585	},
3586	);	3868	};
3587	$BDB_TRICKLE_WATCHER = Event->timer (	3869	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3588	after => 5,
3589	interval => 10,
3590	hard => 1,
3591	prio => 0,
3592	data => WF_AUTOCANCEL,
3593	cb => sub {
3594	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3870	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3595	},
3596	);	3871	};
3597	}	3872	}
3598		3873
3599	{	3874	{
		3875	# configure IO::AIO
		3876
3600	IO::AIO::min_parallel 8;	3877	IO::AIO::min_parallel 8;
3601
3602	undef $Coro::AIO::WATCHER;
3603	IO::AIO::max_poll_time $TICK * 0.1;	3878	IO::AIO::max_poll_time $TICK * 0.1;
3604	$AIO_POLL_WATCHER = Event->io (	3879	undef $AnyEvent::AIO::WATCHER;
3605	reentrant => 0,
3606	data => WF_AUTOCANCEL,
3607	fd => IO::AIO::poll_fileno,
3608	poll => 'r',
3609	prio => 6,
3610	cb => \&IO::AIO::poll_cb,
3611	);
3612	}	3880	}
3613		3881
3614	my $_log_backtrace;	3882	my $_log_backtrace;
3615		3883
3616	sub _log_backtrace {	3884	sub _log_backtrace {
…		…
3619	$msg =~ s/\n//;	3887	$msg =~ s/\n//;
3620		3888
3621	# limit the # of concurrent backtraces	3889	# limit the # of concurrent backtraces
3622	if ($_log_backtrace < 2) {	3890	if ($_log_backtrace < 2) {
3623	++$_log_backtrace;	3891	++$_log_backtrace;
		3892	my $perl_bt = Carp::longmess $msg;
3624	async {	3893	async {
		3894	$Coro::current->{desc} = "abt $msg";
		3895
3625	my @bt = fork_call {	3896	my @bt = fork_call {
3626	@addr = map { sprintf "%x", $_ } @addr;	3897	@addr = map { sprintf "%x", $_ } @addr;
3627	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3898	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3628	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3899	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3629	or die "addr2line: $!";	3900	or die "addr2line: $!";
…		…
3637	}	3908	}
3638		3909
3639	@funcs	3910	@funcs
3640	};	3911	};
3641		3912
3642	LOG llevInfo, "[ABT] $msg\n";	3913	LOG llevInfo, "[ABT] $perl_bt\n";
		3914	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3643	LOG llevInfo, "[ABT] $_\n" for @bt;	3915	LOG llevInfo, "[ABT] $_\n" for @bt;
3644	--$_log_backtrace;	3916	--$_log_backtrace;
3645	};	3917	};
3646	} else {	3918	} else {
3647	LOG llevInfo, "[ABT] $msg\n";	3919	LOG llevInfo, "[ABT] $msg\n";

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