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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.363 by root, Mon Sep 10 17:24:36 2007 UTC vs.
Revision 1.463 by root, Sun Dec 28 06:59:27 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
84	our $BDB_POLL_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	115	our $DB_ENV;
88		116
89	our %CFG;	117	our %CFG;
90		118
91	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
93		122
94	our (%PLAYER, %PLAYER_LOADING); # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
97		126
98	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		129
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
104		138
105	binmode STDOUT;	139	binmode STDOUT;
106	binmode STDERR;	140	binmode STDERR;
107		141
108	# read virtual server time, if available	142	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
113	}	147	}
114		148
115	mkdir $_	149	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
161		195
162	The raw value load value from the last tick.	196	The raw value load value from the last tick.
163		197
164	=item %cf::CFG	198	=item %cf::CFG
165		199
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	201	from wherever your confdir points to.
168		202
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		204
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		227
194	LOG llevError, $msg;	228	LOG llevError, $msg;
195	};	229	};
196	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
197		246
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	257	for my $pkg (qw(
209	cf::global cf::attachable	258	cf::global cf::attachable
210	cf::object cf::object::player	259	cf::object cf::object::player
211	cf::client cf::player	260	cf::client cf::player
212	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
213	cf::map cf::party cf::region	263	cf::party cf::region
214	)) {	264	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	266	}
218		267
219	$Event::DIED = sub {	268	$EV::DIED = sub {
220	warn "error in event callback: @_";	269	warn "error in event callback: @_";
221	};	270	};
222		271
223	#############################################################################	272	#############################################################################
224		273
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	297	$d
249	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
250	}	299	}
251		300
252	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
253		302
254	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
255		304
256	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
257		306
258	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
259		308
260	=cut	309	=cut
261		310
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		312
264	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
266		329
267	=item cf::lock_wait $string	330	=item cf::lock_wait $string
268		331
269	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
270		333
271	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
272		335
273	Wait until the given lock is available and then acquires it and returns	336	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	337	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
276	returned.	339	returned.
277		340
278	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	342	deadlocked coro.
…		…
285		348
286	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
287		350
288	=cut	351	=cut
289		352
290	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		354
293	sub lock_wait($) {	355	sub lock_wait($) {
294	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	357	}
307		358
308	sub lock_acquire($) {	359	sub lock_acquire($) {
309	my ($key) = @_;	360	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	361	}
323		362
324	sub lock_active($) {	363	sub lock_active($) {
325	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	365	}
329		366
330	sub freeze_mainloop {	367	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
332		369
333	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	371	}
335	};	372
336	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
337	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
338	}	386	}
339		387
340	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
341		389
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
355		403
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
358	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
359		409
360	while () {	410	while () {
361	next_job:	411	next_job:
362	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
370	}	420	}
371	}	421	}
372	}	422	}
373		423
374	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	427	$signal->wait;
378	} else {	428	} else {
379	Coro::schedule;	429	Coro::schedule;
380	}	430	}
381	}	431	}
382	};	432	};
383		433
384	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
385	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
386		438
387	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
389		441
…		…
403		455
404	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
405		457
406	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
407		459
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	463	acceptable.
412		464
413	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		471
420	sub sync_job(&) {	472	sub sync_job(&) {
421	my ($job) = @_;	473	my ($job) = @_;
422		474
423	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	476	my $time = EV::time;
425		477
426	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
428		480
429	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	482
431	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
432		484
433	my $busy = 1;	485	my $busy = 1;
434	my @res;	486	my @res;
435		487
436	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	490	@res = eval { $job->() };
438	warn $@ if $@;	491	warn $@ if $@;
439	undef $busy;	492	undef $busy;
440	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
441		494
442	while ($busy) {	495	while ($busy) {
443	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
444	}	500	}
		501	}
445		502
446	$time = Event::time - $time;	503	my $time = EV::time - $time;
447		504
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
452		506
453	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
454	} else {	508	} else {
455	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
456		510
…		…
481	=item fork_call { }, $args	535	=item fork_call { }, $args
482		536
483	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
487		541
488	=cut	542	=cut
489		543
490	sub fork_call(&@) {	544	sub fork_call(&@) {
491	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
498	reset_signals;	552	reset_signals;
499	&$cb	553	&$cb
500	}, @args;	554	}, @args;
501		555
502	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
503	}	584	}
504		585
505	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
506		587
507	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
646		727
647	#############################################################################	728	#############################################################################
648		729
649	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
650		731
651	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
654		735
655	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	738	Deliantra).
658		739
659	=over 4	740	=over 4
660		741
661	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
662		743
…		…
706	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
707		788
708	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
710		791
711	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
713		794
714	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
715		796
716	=over 4	797	=over 4
…		…
944	}	1025	}
945		1026
946	0	1027	0
947	}	1028	}
948		1029
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1031
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1033
953	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
954		1035
…		…
960		1041
961	=cut	1042	=cut
962		1043
963	#############################################################################	1044	#############################################################################
964	# object support	1045	# object support
965	#
966		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
967	sub _can_merge {	1080	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
969		1082
970	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1084
974	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
975	}	1087	}
976		1088
977	sub reattach {	1089	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1091	my ($obj) = @_;
980		1092
		1093	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1095
983	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
984		1097
985	@$registry = ();	1098	@$registry = ();
986		1099
…		…
1001	cf::attachable->attach (	1114	cf::attachable->attach (
1002	prio => -1000000,	1115	prio => -1000000,
1003	on_instantiate => sub {	1116	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1005		1118
1006	$data = from_json $data;	1119	$data = decode_json $data;
1007		1120
1008	for (@$data) {	1121	for (@$data) {
1009	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1010		1123
1011	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1137	},
1025	);	1138	);
1026		1139
1027	sub object_freezer_save {	1140	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1142
1032	sync_job {	1143	sync_job {
1033	if (length $$rdata) {	1144	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1037		1148
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1042	close $fh;	1153	aio_close $fh;
1043		1154
1044	if (@$objs) {	1155	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1050	close $fh;	1161	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1163	}
1053	} else {	1164	} else {
1054	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1055	}	1166	}
1056		1167
1057	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1172	} else {
1059	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1060	}	1174	}
1061	} else {	1175	} else {
1062	aio_unlink $filename;	1176	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1064	}	1178	}
1065	};	1179	};
1066
1067	undef $guard;
1068	}	1180	}
1069		1181
1070	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1072		1184
…		…
1077		1189
1078	sub object_thawer_load {	1190	sub object_thawer_load {
1079	my ($filename) = @_;	1191	my ($filename) = @_;
1080		1192
1081	my ($data, $av);	1193	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1194
1085	(aio_load $filename, $data) >= 0	1195	(aio_load $filename, $data) >= 0
1086	or return;	1196	or return;
1087		1197
1088	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1200	or return;
1091		1201
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1094	}	1204	}
1095		1205
1096	utf8::decode (my $decname = $filename);	1206	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1160		1270
1161	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1162	}	1272	}
1163		1273
		1274	use File::Glob ();
		1275
1164	cf::player->attach (	1276	cf::player->attach (
1165	on_command => sub {	1277	on_command => sub {
1166	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1167		1279
1168	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1200		1312
1201	cf::override;	1313	cf::override;
1202	},	1314	},
1203	);	1315	);
1204		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1205	sub load_extensions {	1330	sub load_extensions {
1206	cf::sync_job {	1331	cf::sync_job {
1207	my %todo;	1332	my %todo;
1208		1333
1209	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1353
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1356
1232	$ext{source} =	1357	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1235	. $source	1360	. $source
1236	. "\n};\n1";	1361	. "\n};\n1";
1237		1362
1238	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1256		1381
1257	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1383	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1385	}
1262		1386
1263	warn $msg;	1387	warn $msg;
1264	}	1388	}
1265		1389
…		…
1279		1403
1280	=back	1404	=back
1281		1405
1282	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1283		1407
1284	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1285		1409
1286	=cut	1410	=cut
1287		1411
1288	package cf::player;	1412	package cf::player;
1289		1413
…		…
1332		1456
1333	sub exists($) {	1457	sub exists($) {
1334	my ($login) = @_;	1458	my ($login) = @_;
1335		1459
1336	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1338	}	1462	}
1339		1463
1340	sub find($) {	1464	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1466	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1477
1354	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1479	or return;
1356		1480
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1359	or return;	1482	or return;
		1483
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1363	}	1487	}
1364	}	1488	}
…		…
1374		1498
1375	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1376		1500
1377	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1379		1505
1380	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1507	cf::cede_to_tick;
1382	}	1508	}
1383		1509
…		…
1415	my ($pl) = @_;	1541	my ($pl) = @_;
1416		1542
1417	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1418		1544
1419	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1547
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1426		1554
1427	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1595
1468	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1469	my $path = path $login;	1597	my $path = path $login;
1470		1598
1471	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1605	}
1477		1606
…		…
1508	}	1637	}
1509		1638
1510	\@paths	1639	\@paths
1511	}	1640	}
1512		1641
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1643
1515	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1645
1564	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1565		1647
1566	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1567		1649
…		…
1634	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1636		1718
1637	sub generate_random_map {	1719	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1639	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1725	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1850
1766	# the temporary/swap location	1851	# the temporary/swap location
1767	sub save_path {	1852	sub save_path {
1768	my ($self) = @_;	1853	my ($self) = @_;
1769		1854
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1772	}	1857	}
1773		1858
1774	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1775	sub uniq_path {	1860	sub uniq_path {
1776	my ($self) = @_;	1861	my ($self) = @_;
1777		1862
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1865	}
1790		1866
1791	sub decay_objects {	1867	sub decay_objects {
1792	my ($self) = @_;	1868	my ($self) = @_;
1793		1869
…		…
1877	sub find {	1953	sub find {
1878	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1879		1955
1880	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1881		1957
1882	cf::lock_wait "map_data:$path";#d#remove	1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1960
1885	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1890	or return;	1963	or return;
1891		1964
1892	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1893		1966
…		…
1895	or return;	1968	or return;
1896		1969
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1900	undef $guard1;	1974	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1975	$map->reset;
1903	return find $path;	1976	return find $path;
1904	}	1977	}
1905		1978
1906	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2007	$f->skip_block;
1935	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1936	or return;	2009	or return;
1937		2010
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1939	if delete $self->{load_original};	2012	if delete $self->{load_original};
1940		2013
1941	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2015	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2035	$self->decay_objects;
1963	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1964	$self->update_buttons;	2037	$self->update_buttons;
1965	cf::cede_to_tick;	2038	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2039	$self->activate;
1969	}	2040	}
1970		2041
1971	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1973		2044
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2046	}
1976		2047
1977	$self->post_load;	2048	$self->post_load;
1978	}	2049	}
1979		2050
…		…
2037	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
2038		2109
2039	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
2040		2111
2041	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2114	}
2044		2115
2045	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
2046		2117
2047	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
		2119	$Coro::current->{desc} = "map prefetcher";
		2120
2048	while (%MAP_PREFETCH) {	2121	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2122	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2123	if (my $map = find $k) {
2051	$map->load if $v;	2124	$map->load if $v;
2052	}	2125	}
…		…
2078	return if $self->{deny_save};	2151	return if $self->{deny_save};
2079		2152
2080	local $self->{last_access} = $self->last_access;#d#	2153	local $self->{last_access} = $self->last_access;#d#
2081		2154
2082	cf::async {	2155	cf::async {
		2156	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2084	};	2158	};
		2159
		2160	cf::get_slot 0.02;
2085		2161
2086	if ($uniq) {	2162	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2165	} else {
…		…
2098	$self->save;	2174	$self->save;
2099		2175
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2177
2102	return if $self->players;	2178	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2180	return if $self->{deny_save};
2105		2181
2106	$self->in_memory (cf::MAP_SWAPPED);	2182	$self->in_memory (cf::MAP_SWAPPED);
2107		2183
2108	$self->deactivate;	2184	$self->deactivate;
…		…
2226		2302
2227	sub unique_maps() {	2303	sub unique_maps() {
2228	[	2304	[
2229	map {	2305	map {
2230	utf8::decode $_;	2306	utf8::decode $_;
2231	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2232	? normalise $_	2310	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2312	]
2236	}	2313	}
2237		2314
2238	package cf;
2239
2240	=back	2315	=back
2241		2316
2242	=head3 cf::object	2317	=head3 cf::object
2243		2318
2244	=cut	2319	=cut
…		…
2247		2322
2248	=over 4	2323	=over 4
2249		2324
2250	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2251		2326
2252	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2253		2329
2254	=cut	2330	=cut
2255		2331
2256	sub inv_recursive_;	2332	sub inv_recursive_;
2257	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2263	}	2339	}
2264		2340
2265	=item $ref = $ob->ref	2341	=item $ref = $ob->ref
2266		2342
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2343	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2344
2269	=item $ob = cf::object::deref ($refstring)	2345	=item $ob = cf::object::deref ($refstring)
2270		2346
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2348	even if the object actually exists. May block.
…		…
2274	=cut	2350	=cut
2275		2351
2276	sub deref {	2352	sub deref {
2277	my ($ref) = @_;	2353	my ($ref) = @_;
2278		2354
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2355	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2356	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2357	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2358	or return;
2286	$pl->ob->uuid eq $uuid	2359	$pl->ob->uuid eq $uuid
2287	or return;	2360	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2309		2382
2310	=cut	2383	=cut
2311		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
		2398
2312	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2400	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2403	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2416
2330	} else {	2417	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2420	}
2334	}	2421	}
2335	}	2422	}
2336		2423
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2449
2363	=item $player_object->enter_link	2450	=item $player_object->enter_link
2364		2451
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2453
2367	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2369		2458
2370	Will never block.	2459	Will never block.
2371		2460
2372	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2373		2462
…		…
2431		2520
2432	$map->load;	2521	$map->load;
2433	$map->load_neighbours;	2522	$map->load_neighbours;
2434		2523
2435	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2526	$self->activate_recursive;
2437		2527
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2440	}	2530	}
…		…
2445	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2538	be called at the end of this process.
2449		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
		2542
2450	=cut	2543	=cut
2451		2544
2452	our $GOTOGEN;	2545	our $GOTOGEN;
2453		2546
2454	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2552
2460	$self->enter_link;	2553	$self->enter_link;
2461		2554
2462	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
		2558	# *tag paths override both path and x|y
		2559	if ($path =~ /^\*(.*)$/) {
		2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2561	my $ob = $obs[rand @obs];
		2562
		2563	# see if we actually can go there
		2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2568	}
		2569	# else put us there anyways for now #d#
		2570
		2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
		2574	}
		2575	}
		2576
2463	my $map = eval {	2577	my $map = eval {
2464	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2465		2579
2466	if ($map) {	2580	if ($map) {
2467	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2468	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2469	} else {	2583	} else {
2470	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2585	}
2472		2586
2473	$map	2587	$map
2474	};	2588	};
2475		2589
…		…
2511	}	2625	}
2512		2626
2513	sub prepare_random_map {	2627	sub prepare_random_map {
2514	my ($exit) = @_;	2628	my ($exit) = @_;
2515		2629
2516	my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2519	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2520	# that depends on the exit object	2632	# that depends on the exit object
2521		2633
2522	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2524	if ($exit->map) {	2636	if ($exit->map) {
2525	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2526	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2527	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2528	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2529	}	2643	}
2530		2644
2531	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2532		2646
2533	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2535	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2536		2650
2537	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2539	undef $fh;	2653	undef $fh;
2540	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2541		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2542	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2543	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2544	}	2662	}
2545	}	2663	}
2546		2664
2547	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2548	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2549		2667
2550	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2551		2669
2552	if ($exit->slaying eq "/!") {
2553	#TODO: this should de-fi-ni-te-ly not be a sync-job
2554	# the problem is that $exit might not survive long enough
2555	# so it needs to be done right now, right here
2556	cf::sync_job { prepare_random_map $exit };
2557	}
2558
2559	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2560	my $hp = $exit->stats->hp;
2561	my $sp = $exit->stats->sp;
2562
2563	$self->enter_link;	2670	$self->enter_link;
2564		2671
2565	# if exit is damned, update players death & WoR home-position
2566	$self->contr->savebed ($slaying, $hp, $sp)
2567	if $exit->flag (FLAG_DAMNED);
2568
2569	(async {	2672	(async {
2570	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2571	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
2572	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2573		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
2574	1;	2696	1
2575	}) {	2697	}) {
2576	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2577	. "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. "
2578	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2579	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2580		2702
2581	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2609	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2610	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2611		2733
2612	=cut	2734	=cut
2613		2735
		2736	# non-persistent channels (usually the info channel)
2614	our %CHANNEL = (	2737	our %CHANNEL = (
2615	"c/identify" => {	2738	"c/identify" => {
2616	id => "identify",	2739	id => "infobox",
2617	title => "Identify",	2740	title => "Identify",
2618	reply => undef,	2741	reply => undef,
2619	tooltip => "Items recently identified",	2742	tooltip => "Items recently identified",
2620	},	2743	},
2621	"c/examine" => {	2744	"c/examine" => {
2622	id => "examine",	2745	id => "infobox",
2623	title => "Examine",	2746	title => "Examine",
2624	reply => undef,	2747	reply => undef,
2625	tooltip => "Signs and other items you examined",	2748	tooltip => "Signs and other items you examined",
2626	},	2749	},
		2750	"c/book" => {
		2751	id => "infobox",
		2752	title => "Book",
		2753	reply => undef,
		2754	tooltip => "The contents of a note or book",
		2755	},
		2756	"c/lookat" => {
		2757	id => "infobox",
		2758	title => "Look",
		2759	reply => undef,
		2760	tooltip => "What you saw there",
		2761	},
		2762	"c/who" => {
		2763	id => "infobox",
		2764	title => "Players",
		2765	reply => undef,
		2766	tooltip => "Shows players who are currently online",
		2767	},
		2768	"c/body" => {
		2769	id => "infobox",
		2770	title => "Body Parts",
		2771	reply => undef,
		2772	tooltip => "Shows which body parts you posess and are available",
		2773	},
		2774	"c/skills" => {
		2775	id => "infobox",
		2776	title => "Skills",
		2777	reply => undef,
		2778	tooltip => "Shows your experience per skill and item power",
		2779	},
		2780	"c/uptime" => {
		2781	id => "infobox",
		2782	title => "Uptime",
		2783	reply => undef,
		2784	tooltip => "How long the server has been running since last restart",
		2785	},
		2786	"c/mapinfo" => {
		2787	id => "infobox",
		2788	title => "Map Info",
		2789	reply => undef,
		2790	tooltip => "Information related to the maps",
		2791	},
		2792	"c/party" => {
		2793	id => "party",
		2794	title => "Party",
		2795	reply => "gsay ",
		2796	tooltip => "Messages and chat related to your party",
		2797	},
		2798	"c/say" => $SAY_CHANNEL,
		2799	"c/chat" => $CHAT_CHANNEL,
2627	);	2800	);
2628		2801
2629	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2630	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2631		2804
2632	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2633		2807
2634	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2635		2809
2636	# check predefined channels, for the benefit of C	2810	# check predefined channels, for the benefit of C
2637	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
2638		2813
		2814	$self->ext_msg (channel_info => $channel);
		2815	$channel = $channel->{id};
		2816
2639	if (ref $channel) {	2817	} elsif (ref $channel) {
2640	# send meta info to client, if not yet sent	2818	# send meta info to client, if not yet sent
2641	unless (exists $self->{channel}{$channel->{id}}) {	2819	unless (exists $self->{channel}{$channel->{id}}) {
2642	$self->{channel}{$channel->{id}} = $channel;	2820	$self->{channel}{$channel->{id}} = $channel;
2643	$self->ext_msg (channel_info => $channel)	2821	$self->ext_msg (channel_info => $channel);
2644	if $self->can_msg;
2645	}	2822	}
2646		2823
2647	$channel = $channel->{id};	2824	$channel = $channel->{id};
2648	}	2825	}
2649		2826
2650	return unless @extra || length $msg;	2827	return unless @extra || length $msg;
2651		2828
2652	if ($self->can_msg) {
2653	# default colour, mask it out	2829	# default colour, mask it out
2654	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2830	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655	if $color & cf::NDI_DEF;	2831	if $color & cf::NDI_DEF;
2656		2832
2657	$self->send_packet ("msg " . $self->{json_coder}->encode (	2833	my $pkt = "msg "
		2834	. $self->{json_coder}->encode (
2658	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2835	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659	} else {	2836	);
2660	if ($color >= 0) {
2661	# replace some tags by gcfclient-compatible ones
2662	for ($msg) {
2663	1 while
2664	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2665	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2666	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2667	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2668	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2669	}
2670		2837
2671	$color &= cf::NDI_COLOR_MASK;	2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
2672		2841
2673	utf8::encode $msg;	2842	# split very large packets
2674		2843	if (8192 < length $pkt and $self->{can_lzf}) {
2675	if (0 && $msg =~ /\[/) {	2844	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2676	# COMMAND/INFO	2845	$pkt = "frag";
2677	$self->send_packet ("drawextinfo $color 10 8 $msg")
2678	} else {
2679	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2680	$self->send_packet ("drawinfo $color $msg")
2681	}
2682	}
2683	}	2846	}
		2847
		2848	$self->send_packet ($pkt);
2684	}	2849	}
2685		2850
2686	=item $client->ext_msg ($type, @msg)	2851	=item $client->ext_msg ($type, @msg)
2687		2852
2688	Sends an ext event to the client.	2853	Sends an ext event to the client.
…		…
2861	=pod	3026	=pod
2862		3027
2863	The following functions and methods are available within a safe environment:	3028	The following functions and methods are available within a safe environment:
2864		3029
2865	cf::object	3030	cf::object
2866	contr pay_amount pay_player map x y force_find force_add	3031	contr pay_amount pay_player map x y force_find force_add destroy
2867	insert remove name archname title slaying race decrease_ob_nr	3032	insert remove name archname title slaying race decrease split
2868		3033
2869	cf::object::player	3034	cf::object::player
2870	player	3035	player
2871		3036
2872	cf::player	3037	cf::player
…		…
2877		3042
2878	=cut	3043	=cut
2879		3044
2880	for (	3045	for (
2881	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3046	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2882	insert remove inv name archname title slaying race	3047	insert remove inv nrof name archname title slaying race
2883	decrease_ob_nr)],	3048	decrease split destroy change_exp)],
2884	["cf::object::player" => qw(player)],	3049	["cf::object::player" => qw(player)],
2885	["cf::player" => qw(peaceful)],	3050	["cf::player" => qw(peaceful)],
2886	["cf::map" => qw(trigger)],	3051	["cf::map" => qw(trigger)],
2887	) {	3052	) {
2888	no strict 'refs';	3053	no strict 'refs';
…		…
2993	{	3158	{
2994	my $faces = $facedata->{faceinfo};	3159	my $faces = $facedata->{faceinfo};
2995		3160
2996	while (my ($face, $info) = each %$faces) {	3161	while (my ($face, $info) = each %$faces) {
2997	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3162	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3163
2998	cf::face::set_visibility $idx, $info->{visibility};	3164	cf::face::set_visibility $idx, $info->{visibility};
2999	cf::face::set_magicmap $idx, $info->{magicmap};	3165	cf::face::set_magicmap $idx, $info->{magicmap};
3000	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3166	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3001	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3167	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3002		3168
3003	cf::cede_to_tick;	3169	cf::cede_to_tick;
3004	}	3170	}
3005		3171
3006	while (my ($face, $info) = each %$faces) {	3172	while (my ($face, $info) = each %$faces) {
3007	next unless $info->{smooth};	3173	next unless $info->{smooth};
		3174
3008	my $idx = cf::face::find $face	3175	my $idx = cf::face::find $face
3009	or next;	3176	or next;
		3177
3010	if (my $smooth = cf::face::find $info->{smooth}) {	3178	if (my $smooth = cf::face::find $info->{smooth}) {
3011	cf::face::set_smooth $idx, $smooth;	3179	cf::face::set_smooth $idx, $smooth;
3012	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3180	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013	} else {	3181	} else {
3014	warn "smooth face '$info->{smooth}' not found for face '$face'";	3182	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3032	{	3200	{
3033	# TODO: for gcfclient pleasure, we should give resources	3201	# TODO: for gcfclient pleasure, we should give resources
3034	# that gcfclient doesn't grok a >10000 face index.	3202	# that gcfclient doesn't grok a >10000 face index.
3035	my $res = $facedata->{resource};	3203	my $res = $facedata->{resource};
3036		3204
3037	my $soundconf = delete $res->{"res/sound.conf"};
3038
3039	while (my ($name, $info) = each %$res) {	3205	while (my ($name, $info) = each %$res) {
		3206	if (defined $info->{type}) {
3040	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3207	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041	my $data;	3208	my $data;
3042		3209
3043	if ($info->{type} & 1) {	3210	if ($info->{type} & 1) {
3044	# prepend meta info	3211	# prepend meta info
3045		3212
3046	my $meta = $enc->encode ({	3213	my $meta = $enc->encode ({
3047	name => $name,	3214	name => $name,
3048	%{ $info->{meta} || {} },	3215	%{ $info->{meta} || {} },
3049	});	3216	});
3050		3217
3051	$data = pack "(w/a*)*", $meta, $info->{data};	3218	$data = pack "(w/a*)*", $meta, $info->{data};
		3219	} else {
		3220	$data = $info->{data};
		3221	}
		3222
		3223	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3224	cf::face::set_type $idx, $info->{type};
3052	} else {	3225	} else {
3053	$data = $info->{data};	3226	$RESOURCE{$name} = $info;
3054	}	3227	}
3055		3228
3056	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057	cf::face::set_type $idx, $info->{type};
3058
3059	cf::cede_to_tick;	3229	cf::cede_to_tick;
3060	}	3230	}
3061
3062	if ($soundconf) {
3063	$soundconf = $enc->decode (delete $soundconf->{data});
3064
3065	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3066	my $sound = $soundconf->{compat}[$_]
3067	or next;
3068
3069	my $face = cf::face::find "sound/$sound->[1]";
3070	cf::sound::set $sound->[0] => $face;
3071	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3072	}
3073
3074	while (my ($k, $v) = each %{$soundconf->{event}}) {
3075	my $face = cf::face::find "sound/$v";
3076	cf::sound::set $k => $face;
3077	}
3078	}
3079	}	3231	}
		3232
		3233	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3080		3234
3081	1	3235	1
3082	}	3236	}
		3237
		3238	cf::global->attach (on_resource_update => sub {
		3239	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3240	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3241
		3242	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3243	my $sound = $soundconf->{compat}[$_]
		3244	or next;
		3245
		3246	my $face = cf::face::find "sound/$sound->[1]";
		3247	cf::sound::set $sound->[0] => $face;
		3248	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3249	}
		3250
		3251	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3252	my $face = cf::face::find "sound/$v";
		3253	cf::sound::set $k => $face;
		3254	}
		3255	}
		3256	});
3083		3257
3084	register_exticmd fx_want => sub {	3258	register_exticmd fx_want => sub {
3085	my ($ns, $want) = @_;	3259	my ($ns, $want) = @_;
3086		3260
3087	while (my ($k, $v) = each %$want) {	3261	while (my ($k, $v) = each %$want) {
3088	$ns->fx_want ($k, $v);	3262	$ns->fx_want ($k, $v);
3089	}	3263	}
3090	};	3264	};
		3265
		3266	sub load_resource_file($) {
		3267	my $guard = lock_acquire "load_resource_file";
		3268
		3269	my $status = load_resource_file_ $_[0];
		3270	get_slot 0.1, 100;
		3271	cf::arch::commit_load;
		3272
		3273	$status
		3274	}
3091		3275
3092	sub reload_regions {	3276	sub reload_regions {
3093	# HACK to clear player env face cache, we need some signal framework	3277	# HACK to clear player env face cache, we need some signal framework
3094	# for this (global event?)	3278	# for this (global event?)
3095	%ext::player_env::MUSIC_FACE_CACHE = ();	3279	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3109	}	3293	}
3110		3294
3111	sub reload_archetypes {	3295	sub reload_archetypes {
3112	load_resource_file "$DATADIR/archetypes"	3296	load_resource_file "$DATADIR/archetypes"
3113	or die "unable to load archetypes\n";	3297	or die "unable to load archetypes\n";
3114	#d# NEED to laod twice to resolve forward references
3115	# this really needs to be done in an extra post-pass
3116	# (which needs to be synchronous, so solve it differently)
3117	load_resource_file "$DATADIR/archetypes"
3118	or die "unable to load archetypes\n";
3119	}	3298	}
3120		3299
3121	sub reload_treasures {	3300	sub reload_treasures {
3122	load_resource_file "$DATADIR/treasures"	3301	load_resource_file "$DATADIR/treasures"
3123	or die "unable to load treasurelists\n";	3302	or die "unable to load treasurelists\n";
3124	}	3303	}
3125		3304
3126	sub reload_resources {	3305	sub reload_resources {
3127	warn "reloading resource files...\n";	3306	warn "reloading resource files...\n";
3128		3307
		3308	reload_facedata;
		3309	reload_archetypes;
3129	reload_regions;	3310	reload_regions;
3130	reload_facedata;
3131	#reload_archetypes;#d#
3132	reload_archetypes;
3133	reload_treasures;	3311	reload_treasures;
3134		3312
3135	warn "finished reloading resource files\n";	3313	warn "finished reloading resource files\n";
3136	}
3137
3138	sub init {
3139	reload_resources;
3140	}	3314	}
3141		3315
3142	sub reload_config {	3316	sub reload_config {
3143	open my $fh, "<:utf8", "$CONFDIR/config"	3317	open my $fh, "<:utf8", "$CONFDIR/config"
3144	or return;	3318	or return;
3145		3319
3146	local $/;	3320	local $/;
3147	*CFG = YAML::Syck::Load <$fh>;	3321	*CFG = YAML::Load <$fh>;
3148		3322
3149	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3323	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3150		3324
3151	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3325	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3152	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3326	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3158	};	3332	};
3159	warn $@ if $@;	3333	warn $@ if $@;
3160	}	3334	}
3161	}	3335	}
3162		3336
		3337	sub pidfile() {
		3338	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3339	or die "$PIDFILE: $!";
		3340	flock $fh, &Fcntl::LOCK_EX
		3341	or die "$PIDFILE: flock: $!";
		3342	$fh
		3343	}
		3344
		3345	# make sure only one server instance is running at any one time
		3346	sub atomic {
		3347	my $fh = pidfile;
		3348
		3349	my $pid = <$fh>;
		3350	kill 9, $pid if $pid > 0;
		3351
		3352	seek $fh, 0, 0;
		3353	print $fh $$;
		3354	}
		3355
3163	sub main {	3356	sub main {
		3357	cf::init_globals; # initialise logging
		3358
		3359	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3360	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3361	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3362	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3363
		3364	cf::init_experience;
		3365	cf::init_anim;
		3366	cf::init_attackmess;
		3367	cf::init_dynamic;
		3368
		3369	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3370
3164	# we must not ever block the main coroutine	3371	# we must not ever block the main coroutine
3165	local $Coro::idle = sub {	3372	local $Coro::idle = sub {
3166	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3373	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3167	(async {	3374	(async {
3168	Event::one_event;	3375	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3376	EV::loop EV::LOOP_ONESHOT;
3169	})->prio (Coro::PRIO_MAX);	3377	})->prio (Coro::PRIO_MAX);
3170	};	3378	};
3171		3379
		3380	evthread_start IO::AIO::poll_fileno;
		3381
		3382	cf::sync_job {
		3383	reload_resources;
3172	reload_config;	3384	reload_config;
3173	db_init;	3385	db_init;
		3386
		3387	cf::load_settings;
		3388	cf::load_materials;
		3389	cf::init_uuid;
		3390	cf::init_signals;
		3391	cf::init_commands;
		3392	cf::init_skills;
		3393
		3394	cf::init_beforeplay;
		3395
		3396	atomic;
		3397
3174	load_extensions;	3398	load_extensions;
3175		3399
3176	$TICK_WATCHER->start;	3400	utime time, time, $RUNTIMEFILE;
		3401
		3402	# no (long-running) fork's whatsoever before this point(!)
		3403	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3404
		3405	(pop @POST_INIT)->(0) while @POST_INIT;
		3406	};
		3407
3177	Event::loop;	3408	EV::loop;
3178	}	3409	}
3179		3410
3180	#############################################################################	3411	#############################################################################
3181	# initialisation and cleanup	3412	# initialisation and cleanup
3182		3413
3183	# install some emergency cleanup handlers	3414	# install some emergency cleanup handlers
3184	BEGIN {	3415	BEGIN {
		3416	our %SIGWATCHER = ();
3185	for my $signal (qw(INT HUP TERM)) {	3417	for my $signal (qw(INT HUP TERM)) {
3186	Event->signal (	3418	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	signal => $signal,
3190	prio => 0,
3191	cb => sub {
3192	cf::cleanup "SIG$signal";	3419	cf::cleanup "SIG$signal";
3193	},
3194	);	3420	};
3195	}	3421	}
3196	}	3422	}
3197		3423
3198	sub write_runtime {	3424	sub write_runtime_sync {
3199	my $runtime = "$LOCALDIR/runtime";
3200
3201	# first touch the runtime file to show we are still running:	3425	# first touch the runtime file to show we are still running:
3202	# the fsync below can take a very very long time.	3426	# the fsync below can take a very very long time.
3203		3427
3204	IO::AIO::aio_utime $runtime, undef, undef;	3428	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205		3429
3206	my $guard = cf::lock_acquire "write_runtime";	3430	my $guard = cf::lock_acquire "write_runtime";
3207		3431
3208	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3432	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3209	or return;	3433	or return;
3210		3434
3211	my $value = $cf::RUNTIME + 90 + 10;	3435	my $value = $cf::RUNTIME + 90 + 10;
3212	# 10 is the runtime save interval, for a monotonic clock	3436	# 10 is the runtime save interval, for a monotonic clock
3213	# 60 allows for the watchdog to kill the server.	3437	# 60 allows for the watchdog to kill the server.
…		…
3223	aio_utime $fh, undef, undef;	3447	aio_utime $fh, undef, undef;
3224		3448
3225	close $fh	3449	close $fh
3226	or return;	3450	or return;
3227		3451
3228	aio_rename "$runtime~", $runtime	3452	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229	and return;	3453	and return;
3230		3454
3231	warn "runtime file written.\n";	3455	warn "runtime file written.\n";
3232		3456
3233	1	3457	1
		3458	}
		3459
		3460	our $uuid_lock;
		3461	our $uuid_skip;
		3462
		3463	sub write_uuid_sync($) {
		3464	$uuid_skip ||= $_[0];
		3465
		3466	return if $uuid_lock;
		3467	local $uuid_lock = 1;
		3468
		3469	my $uuid = "$LOCALDIR/uuid";
		3470
		3471	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3472	or return;
		3473
		3474	my $value = uuid_seq uuid_cur;
		3475
		3476	unless ($value) {
		3477	warn "cowardly refusing to write zero uuid value!\n";
		3478	return;
		3479	}
		3480
		3481	my $value = uuid_str $value + $uuid_skip;
		3482	$uuid_skip = 0;
		3483
		3484	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3485	and return;
		3486
		3487	# always fsync - this file is important
		3488	aio_fsync $fh
		3489	and return;
		3490
		3491	close $fh
		3492	or return;
		3493
		3494	aio_rename "$uuid~", $uuid
		3495	and return;
		3496
		3497	warn "uuid file written ($value).\n";
		3498
		3499	1
		3500
		3501	}
		3502
		3503	sub write_uuid($$) {
		3504	my ($skip, $sync) = @_;
		3505
		3506	$sync ? write_uuid_sync $skip
		3507	: async { write_uuid_sync $skip };
3234	}	3508	}
3235		3509
3236	sub emergency_save() {	3510	sub emergency_save() {
3237	my $freeze_guard = cf::freeze_mainloop;	3511	my $freeze_guard = cf::freeze_mainloop;
3238		3512
3239	warn "enter emergency perl save\n";	3513	warn "emergency_perl_save: enter\n";
3240		3514
3241	cf::sync_job {	3515	cf::sync_job {
		3516	# this is a trade-off: we want to be very quick here, so
		3517	# save all maps without fsync, and later call a global sync
		3518	# (which in turn might be very very slow)
		3519	local $USE_FSYNC = 0;
		3520
3242	# use a peculiar iteration method to avoid tripping on perl	3521	# use a peculiar iteration method to avoid tripping on perl
3243	# refcount bugs in for. also avoids problems with players	3522	# refcount bugs in for. also avoids problems with players
3244	# and maps saved/destroyed asynchronously.	3523	# and maps saved/destroyed asynchronously.
3245	warn "begin emergency player save\n";	3524	warn "emergency_perl_save: begin player save\n";
3246	for my $login (keys %cf::PLAYER) {	3525	for my $login (keys %cf::PLAYER) {
3247	my $pl = $cf::PLAYER{$login} or next;	3526	my $pl = $cf::PLAYER{$login} or next;
3248	$pl->valid or next;	3527	$pl->valid or next;
		3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249	$pl->save;	3529	$pl->save;
3250	}	3530	}
3251	warn "end emergency player save\n";	3531	warn "emergency_perl_save: end player save\n";
3252		3532
3253	warn "begin emergency map save\n";	3533	warn "emergency_perl_save: begin map save\n";
3254	for my $path (keys %cf::MAP) {	3534	for my $path (keys %cf::MAP) {
3255	my $map = $cf::MAP{$path} or next;	3535	my $map = $cf::MAP{$path} or next;
3256	$map->valid or next;	3536	$map->valid or next;
3257	$map->save;	3537	$map->save;
3258	}	3538	}
3259	warn "end emergency map save\n";	3539	warn "emergency_perl_save: end map save\n";
3260		3540
3261	warn "begin emergency database checkpoint\n";	3541	warn "emergency_perl_save: begin database checkpoint\n";
3262	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3263	warn "end emergency database checkpoint\n";	3543	warn "emergency_perl_save: end database checkpoint\n";
		3544
		3545	warn "emergency_perl_save: begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "emergency_perl_save: end write uuid\n";
3264	};	3548	};
3265		3549
		3550	warn "emergency_perl_save: starting sync()\n";
		3551	IO::AIO::aio_sync sub {
		3552	warn "emergency_perl_save: finished sync()\n";
		3553	};
		3554
3266	warn "leave emergency perl save\n";	3555	warn "emergency_perl_save: leave\n";
3267	}	3556	}
3268		3557
3269	sub post_cleanup {	3558	sub post_cleanup {
3270	my ($make_core) = @_;	3559	my ($make_core) = @_;
3271		3560
3272	warn Carp::longmess "post_cleanup backtrace"	3561	warn Carp::longmess "post_cleanup backtrace"
3273	if $make_core;	3562	if $make_core;
		3563
		3564	my $fh = pidfile;
		3565	unlink $PIDFILE if <$fh> == $$;
		3566	}
		3567
		3568	# a safer delete_package, copied from Symbol
		3569	sub clear_package($) {
		3570	my $pkg = shift;
		3571
		3572	# expand to full symbol table name if needed
		3573	unless ($pkg =~ /^main::.*::$/) {
		3574	$pkg = "main$pkg" if $pkg =~ /^::/;
		3575	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3576	$pkg .= '::' unless $pkg =~ /::$/;
		3577	}
		3578
		3579	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3580	my $stem_symtab = *{$stem}{HASH};
		3581
		3582	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3583	or return;
		3584
		3585	# clear all symbols
		3586	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3587	for my $name (keys %$leaf_symtab) {
		3588	_gv_clear *{"$pkg$name"};
		3589	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3590	}
		3591	warn "cleared package $pkg\n";#d#
3274	}	3592	}
3275		3593
3276	sub do_reload_perl() {	3594	sub do_reload_perl() {
3277	# can/must only be called in main	3595	# can/must only be called in main
3278	if ($Coro::current != $Coro::main) {	3596	if ($Coro::current != $Coro::main) {
3279	warn "can only reload from main coroutine";	3597	warn "can only reload from main coroutine";
3280	return;	3598	return;
3281	}	3599	}
3282		3600
		3601	return if $RELOAD++;
		3602
		3603	my $t1 = EV::time;
		3604
		3605	while ($RELOAD) {
3283	warn "reloading...";	3606	warn "reloading...";
3284		3607
3285	warn "entering sync_job";	3608	warn "entering sync_job";
3286		3609
3287	cf::sync_job {	3610	cf::sync_job {
3288	cf::write_runtime; # external watchdog should not bark	3611	cf::write_runtime_sync; # external watchdog should not bark
3289	cf::emergency_save;	3612	cf::emergency_save;
3290	cf::write_runtime; # external watchdog should not bark	3613	cf::write_runtime_sync; # external watchdog should not bark
3291		3614
3292	warn "syncing database to disk";	3615	warn "syncing database to disk";
3293	BDB::db_env_txn_checkpoint $DB_ENV;	3616	BDB::db_env_txn_checkpoint $DB_ENV;
3294		3617
3295	# if anything goes wrong in here, we should simply crash as we already saved	3618	# if anything goes wrong in here, we should simply crash as we already saved
3296		3619
3297	warn "cancelling all WF_AUTOCANCEL watchers";
3298	for (Event::all_watchers) {
3299	$_->cancel if $_->data & WF_AUTOCANCEL;
3300	}
3301
3302	warn "flushing outstanding aio requests";	3620	warn "flushing outstanding aio requests";
3303	for (;;) {
3304	BDB::flush;
3305	IO::AIO::flush;
3306	Coro::cede;
3307	last unless IO::AIO::nreqs || BDB::nreqs;	3621	while (IO::AIO::nreqs || BDB::nreqs) {
3308	warn "iterate...";	3622	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3309	}
3310
3311	++$RELOAD;
3312
3313	warn "cancelling all extension coros";
3314	$_->cancel for values %EXT_CORO;
3315	%EXT_CORO = ();
3316
3317	warn "removing commands";
3318	%COMMAND = ();
3319
3320	warn "removing ext/exti commands";
3321	%EXTCMD = ();
3322	%EXTICMD = ();
3323
3324	warn "unloading/nuking all extensions";
3325	for my $pkg (@EXTS) {
3326	warn "... unloading $pkg";
3327
3328	if (my $cb = $pkg->can ("unload")) {
3329	eval {
3330	$cb->($pkg);
3331	1
3332	} or warn "$pkg unloaded, but with errors: $@";
3333	}	3623	}
3334		3624
3335	warn "... nuking $pkg";	3625	warn "cancelling all extension coros";
3336	Symbol::delete_package $pkg;	3626	$_->cancel for values %EXT_CORO;
3337	}	3627	%EXT_CORO = ();
3338		3628
3339	warn "unloading all perl modules loaded from $LIBDIR";	3629	warn "removing commands";
3340	while (my ($k, $v) = each %INC) {	3630	%COMMAND = ();
3341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342		3631
		3632	warn "removing ext/exti commands";
		3633	%EXTCMD = ();
		3634	%EXTICMD = ();
		3635
		3636	warn "unloading/nuking all extensions";
		3637	for my $pkg (@EXTS) {
3343	warn "... unloading $k";	3638	warn "... unloading $pkg";
3344	delete $INC{$k};
3345		3639
3346	$k =~ s/\.pm$//;
3347	$k =~ s/\//::/g;
3348
3349	if (my $cb = $k->can ("unload_module")) {	3640	if (my $cb = $pkg->can ("unload")) {
		3641	eval {
3350	$cb->();	3642	$cb->($pkg);
		3643	1
		3644	} or warn "$pkg unloaded, but with errors: $@";
		3645	}
		3646
		3647	warn "... clearing $pkg";
		3648	clear_package $pkg;
3351	}	3649	}
3352		3650
3353	Symbol::delete_package $k;	3651	warn "unloading all perl modules loaded from $LIBDIR";
		3652	while (my ($k, $v) = each %INC) {
		3653	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3654
		3655	warn "... unloading $k";
		3656	delete $INC{$k};
		3657
		3658	$k =~ s/\.pm$//;
		3659	$k =~ s/\//::/g;
		3660
		3661	if (my $cb = $k->can ("unload_module")) {
		3662	$cb->();
		3663	}
		3664
		3665	clear_package $k;
3354	}	3666	}
3355		3667
3356	warn "getting rid of safe::, as good as possible";	3668	warn "getting rid of safe::, as good as possible";
3357	Symbol::delete_package "safe::$_"	3669	clear_package "safe::$_"
3358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3670	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3359		3671
3360	warn "unloading cf.pm \"a bit\"";	3672	warn "unloading cf.pm \"a bit\"";
3361	delete $INC{"cf.pm"};	3673	delete $INC{"cf.pm"};
3362	delete $INC{"cf/pod.pm"};	3674	delete $INC{"cf/pod.pm"};
3363		3675
3364	# don't, removes xs symbols, too,	3676	# don't, removes xs symbols, too,
3365	# and global variables created in xs	3677	# and global variables created in xs
3366	#Symbol::delete_package __PACKAGE__;	3678	#clear_package __PACKAGE__;
3367		3679
3368	warn "unload completed, starting to reload now";	3680	warn "unload completed, starting to reload now";
3369		3681
3370	warn "reloading cf.pm";	3682	warn "reloading cf.pm";
3371	require cf;	3683	require cf;
3372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3684	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3373		3685
3374	warn "loading config and database again";	3686	warn "loading config and database again";
3375	cf::reload_config;	3687	cf::reload_config;
3376		3688
3377	warn "loading extensions";	3689	warn "loading extensions";
3378	cf::load_extensions;	3690	cf::load_extensions;
3379		3691
		3692	if ($REATTACH_ON_RELOAD) {
3380	warn "reattaching attachments to objects/players";	3693	warn "reattaching attachments to objects/players";
3381	_global_reattach; # objects, sockets	3694	_global_reattach; # objects, sockets
3382	warn "reattaching attachments to maps";	3695	warn "reattaching attachments to maps";
3383	reattach $_ for values %MAP;	3696	reattach $_ for values %MAP;
3384	warn "reattaching attachments to players";	3697	warn "reattaching attachments to players";
3385	reattach $_ for values %PLAYER;	3698	reattach $_ for values %PLAYER;
		3699	}
3386		3700
		3701	warn "running post_init jobs";
		3702	(pop @POST_INIT)->(1) while @POST_INIT;
		3703
3387	warn "leaving sync_job";	3704	warn "leaving sync_job";
3388		3705
3389	1	3706	1
3390	} or do {	3707	} or do {
3391	warn $@;	3708	warn $@;
3392	warn "error while reloading, exiting.";	3709	cf::cleanup "error while reloading, exiting.";
3393	exit 1;
3394	};	3710	};
3395		3711
3396	warn "reloaded";	3712	warn "reloaded";
		3713	--$RELOAD;
		3714	}
		3715
		3716	$t1 = EV::time - $t1;
		3717	warn "reload completed in ${t1}s\n";
3397	};	3718	};
3398		3719
3399	our $RELOAD_WATCHER; # used only during reload	3720	our $RELOAD_WATCHER; # used only during reload
3400		3721
3401	sub reload_perl() {	3722	sub reload_perl() {
3402	# doing reload synchronously and two reloads happen back-to-back,	3723	# doing reload synchronously and two reloads happen back-to-back,
3403	# coro crashes during coro_state_free->destroy here.	3724	# coro crashes during coro_state_free->destroy here.
3404		3725
3405	$RELOAD_WATCHER ||= Event->timer (	3726	$RELOAD_WATCHER ||= cf::async {
3406	reentrant => 0,	3727	Coro::AIO::aio_wait cache_extensions;
3407	after => 0,	3728
3408	data => WF_AUTOCANCEL,	3729	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3409	cb => sub {
3410	do_reload_perl;	3730	do_reload_perl;
3411	undef $RELOAD_WATCHER;	3731	undef $RELOAD_WATCHER;
3412	},	3732	};
3413	);	3733	};
3414	}	3734	}
3415		3735
3416	register_command "reload" => sub {	3736	register_command "reload" => sub {
3417	my ($who, $arg) = @_;	3737	my ($who, $arg) = @_;
3418		3738
3419	if ($who->flag (FLAG_WIZ)) {	3739	if ($who->flag (FLAG_WIZ)) {
3420	$who->message ("reloading server.");	3740	$who->message ("reloading server.");
		3741	async {
		3742	$Coro::current->{desc} = "perl_reload";
3421	async { reload_perl };	3743	reload_perl;
		3744	};
3422	}	3745	}
3423	};	3746	};
3424		3747
3425	unshift @INC, $LIBDIR;	3748	unshift @INC, $LIBDIR;
3426		3749
…		…
3428		3751
3429	our @WAIT_FOR_TICK;	3752	our @WAIT_FOR_TICK;
3430	our @WAIT_FOR_TICK_BEGIN;	3753	our @WAIT_FOR_TICK_BEGIN;
3431		3754
3432	sub wait_for_tick {	3755	sub wait_for_tick {
3433	return unless $TICK_WATCHER->is_active;
3434	return if $Coro::current == $Coro::main;	3756	return if tick_inhibit || $Coro::current == $Coro::main;
3435		3757
3436	my $signal = new Coro::Signal;	3758	my $signal = new Coro::Signal;
3437	push @WAIT_FOR_TICK, $signal;	3759	push @WAIT_FOR_TICK, $signal;
3438	$signal->wait;	3760	$signal->wait;
3439	}	3761	}
3440		3762
3441	sub wait_for_tick_begin {	3763	sub wait_for_tick_begin {
3442	return unless $TICK_WATCHER->is_active;
3443	return if $Coro::current == $Coro::main;	3764	return if tick_inhibit || $Coro::current == $Coro::main;
3444		3765
3445	my $signal = new Coro::Signal;	3766	my $signal = new Coro::Signal;
3446	push @WAIT_FOR_TICK_BEGIN, $signal;	3767	push @WAIT_FOR_TICK_BEGIN, $signal;
3447	$signal->wait;	3768	$signal->wait;
3448	}	3769	}
3449		3770
3450	my $min = 1e6;#d#	3771	sub tick {
3451	my $avg = 10;
3452	$TICK_WATCHER = Event->timer (
3453	reentrant => 0,
3454	parked => 1,
3455	prio => 0,
3456	at => $NEXT_TICK || $TICK,
3457	data => WF_AUTOCANCEL,
3458	cb => sub {
3459	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
3460	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3773	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3461	unless ++$bug_warning > 10;	3774	unless ++$bug_warning > 10;
3462	return;	3775	return;
3463	}	3776	}
3464		3777
3465	$NOW = $tick_start = Event::time;
3466
3467	cf::server_tick; # one server iteration	3778	cf::server_tick; # one server iteration
3468		3779
3469	0 && sync_job {#d#	3780	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3470	for(1..10) {	3781	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3471	my $t = Event::time;	3782	Coro::async_pool {
3472	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3783	$Coro::current->{desc} = "runtime saver";
3473	or die;	3784	write_runtime_sync
3474		3785	or warn "ERROR: unable to write runtime file: $!";
3475	$map->width (50);
3476	$map->height (50);
3477	$map->alloc;
3478	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3479	my $t = Event::time - $t;
3480
3481	#next unless $t < 0.0013;#d#
3482	if ($t < $min) {
3483	$min = $t;
3484	}
3485	$avg = $avg * 0.99 + $t * 0.01;
3486	}
3487	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3488	exit 0;
3489	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3490	};	3786	};
		3787	}
3491		3788
3492	$RUNTIME += $TICK;
3493	$NEXT_TICK += $TICK;
3494
3495	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3496	$NEXT_RUNTIME_WRITE = $NOW + 10;
3497	Coro::async_pool {
3498	write_runtime
3499	or warn "ERROR: unable to write runtime file: $!";
3500	};
3501	}
3502
3503	# my $AFTER = Event::time;
3504	# warn $AFTER - $NOW;#d#
3505
3506	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3789	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3507	$sig->send;	3790	$sig->send;
3508	}	3791	}
3509	while (my $sig = shift @WAIT_FOR_TICK) {	3792	while (my $sig = shift @WAIT_FOR_TICK) {
3510	$sig->send;	3793	$sig->send;
3511	}	3794	}
3512		3795
3513	$NOW = Event::time;	3796	$LOAD = ($NOW - $TICK_START) / $TICK;
3514
3515	# if we are delayed by four ticks or more, skip them all
3516	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3517
3518	$TICK_WATCHER->at ($NEXT_TICK);
3519	$TICK_WATCHER->start;
3520
3521	$LOAD = ($NOW - $tick_start) / $TICK;
3522	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3797	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3523		3798
3524	_post_tick;	3799	if (0) {
3525		3800	if ($NEXT_TICK) {
3526		3801	my $jitter = $TICK_START - $NEXT_TICK;
		3802	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3803	warn "jitter $JITTER\n";#d#
		3804	}
3527	},	3805	}
3528	);	3806	}
3529		3807
3530	{	3808	{
		3809	# configure BDB
		3810
3531	BDB::min_parallel 8;	3811	BDB::min_parallel 8;
3532	BDB::max_poll_time $TICK * 0.1;	3812	BDB::max_poll_reqs $TICK * 0.1;
3533	$BDB_POLL_WATCHER = Event->io (	3813	$AnyEvent::BDB::WATCHER->priority (1);
3534	reentrant => 0,
3535	fd => BDB::poll_fileno,
3536	poll => 'r',
3537	prio => 0,
3538	data => WF_AUTOCANCEL,
3539	cb => \&BDB::poll_cb,
3540	);
3541
3542	BDB::set_sync_prepare {
3543	my $status;
3544	my $current = $Coro::current;
3545	(
3546	sub {
3547	$status = $!;
3548	$current->ready; undef $current;
3549	},
3550	sub {
3551	Coro::schedule while defined $current;
3552	$! = $status;
3553	},
3554	)
3555	};
3556		3814
3557	unless ($DB_ENV) {	3815	unless ($DB_ENV) {
3558	$DB_ENV = BDB::db_env_create;	3816	$DB_ENV = BDB::db_env_create;
		3817	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3818	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3819	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3820	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3821	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3559		3822
3560	cf::sync_job {	3823	cf::sync_job {
3561	eval {	3824	eval {
3562	BDB::db_env_open	3825	BDB::db_env_open
3563	$DB_ENV,	3826	$DB_ENV,
…		…
3565	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3828	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3566	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3829	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3567	0666;	3830	0666;
3568		3831
3569	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3832	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3570
3571	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3572	| BDB::LOG_AUTOREMOVE, 1);
3573	$DB_ENV->set_lk_detect;
3574	};	3833	};
3575		3834
3576	cf::cleanup "db_env_open(db): $@" if $@;	3835	cf::cleanup "db_env_open(db): $@" if $@;
3577	};	3836	};
3578	}	3837	}
3579		3838
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	3839	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3581	after => 11,	3840	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3582	interval => 60,	3841	};
3583	hard => 1,	3842	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3843	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	3844	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	3845	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3846	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	3847	};
3600	}	3848	}
3601		3849
3602	{	3850	{
		3851	# configure IO::AIO
		3852
3603	IO::AIO::min_parallel 8;	3853	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	3854	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	3855	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	3856	}
3616		3857
3617	my $_log_backtrace;	3858	my $_log_backtrace;
3618		3859
3619	sub _log_backtrace {	3860	sub _log_backtrace {
…		…
3622	$msg =~ s/\n//;	3863	$msg =~ s/\n//;
3623		3864
3624	# limit the # of concurrent backtraces	3865	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	3866	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	3867	++$_log_backtrace;
		3868	my $perl_bt = Carp::longmess $msg;
3627	async {	3869	async {
		3870	$Coro::current->{desc} = "abt $msg";
		3871
3628	my @bt = fork_call {	3872	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	3873	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3874	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3875	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	3876	or die "addr2line: $!";
…		…
3640	}	3884	}
3641		3885
3642	@funcs	3886	@funcs
3643	};	3887	};
3644		3888
3645	LOG llevInfo, "[ABT] $msg\n";	3889	LOG llevInfo, "[ABT] $perl_bt\n";
		3890	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	3891	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	3892	--$_log_backtrace;
3648	};	3893	};
3649	} else {	3894	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	3895	LOG llevInfo, "[ABT] $msg\n";

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