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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.366 by root, Tue Sep 11 16:05:35 2007 UTC vs.
Revision 1.459 by root, Sat Dec 13 21:46:12 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 "FATAL: $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	}	1865	}
1781		1866
1782	# and all this just because we cannot iterate over	1867	# and all this just because we cannot iterate over
1783	# all maps in C++...	1868	# all maps in C++...
…		…
1877	sub find {	1962	sub find {
1878	my ($path, $origin) = @_;	1963	my ($path, $origin) = @_;
1879		1964
1880	$path = normalise $path, $origin && $origin->path;	1965	$path = normalise $path, $origin && $origin->path;
1881		1966
1882	cf::lock_wait "map_data:$path";#d#remove	1967	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1968	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1969
1885	$cf::MAP{$path} || do {	1970	$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	1971	my $map = new_from_path cf::map $path
1890	or return;	1972	or return;
1891		1973
1892	$map->{last_save} = $cf::RUNTIME;	1974	$map->{last_save} = $cf::RUNTIME;
1893		1975
…		…
1895	or return;	1977	or return;
1896		1978
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1979	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1980	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1981	#$cf::WAIT_FOR_TICK->wait;
		1982	undef $guard2;
1900	undef $guard1;	1983	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1984	$map->reset;
1903	return find $path;	1985	return find $path;
1904	}	1986	}
1905		1987
1906	$cf::MAP{$path} = $map	1988	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2015	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2016	$f->skip_block;
1935	$self->_load_objects ($f)	2017	$self->_load_objects ($f)
1936	or return;	2018	or return;
1937		2019
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2020	$self->post_load_original
1939	if delete $self->{load_original};	2021	if delete $self->{load_original};
1940		2022
1941	if (my $uniq = $self->uniq_path) {	2023	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2024	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2025	unless (aio_stat $uniq) {
…		…
1969	}	2051	}
1970		2052
1971	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1973		2055
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2057	}
1976		2058
1977	$self->post_load;	2059	$self->post_load;
1978	}	2060	}
1979		2061
…		…
2037	my ($path, $origin, $load) = @_;	2119	my ($path, $origin, $load) = @_;
2038		2120
2039	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
2040		2122
2041	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2125	}
2044		2126
2045	$MAP_PREFETCH{$path} |= $load;	2127	$MAP_PREFETCH{$path} |= $load;
2046		2128
2047	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
2048	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2134	if (my $map = find $k) {
2051	$map->load if $v;	2135	$map->load if $v;
2052	}	2136	}
…		…
2078	return if $self->{deny_save};	2162	return if $self->{deny_save};
2079		2163
2080	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
2081		2165
2082	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2084	};	2169	};
		2170
		2171	cf::get_slot 0.02;
2085		2172
2086	if ($uniq) {	2173	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2176	} else {
…		…
2098	$self->save;	2185	$self->save;
2099		2186
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2188
2102	return if $self->players;	2189	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2191	return if $self->{deny_save};
2105		2192
2106	$self->in_memory (cf::MAP_SWAPPED);	2193	$self->in_memory (cf::MAP_SWAPPED);
2107		2194
2108	$self->deactivate;	2195	$self->deactivate;
…		…
2226		2313
2227	sub unique_maps() {	2314	sub unique_maps() {
2228	[	2315	[
2229	map {	2316	map {
2230	utf8::decode $_;	2317	utf8::decode $_;
2231	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2232	? normalise $_	2321	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2323	]
2236	}	2324	}
2237		2325
2238	package cf;
2239
2240	=back	2326	=back
2241		2327
2242	=head3 cf::object	2328	=head3 cf::object
2243		2329
2244	=cut	2330	=cut
…		…
2247		2333
2248	=over 4	2334	=over 4
2249		2335
2250	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2251		2337
2252	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2253		2340
2254	=cut	2341	=cut
2255		2342
2256	sub inv_recursive_;	2343	sub inv_recursive_;
2257	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2263	}	2350	}
2264		2351
2265	=item $ref = $ob->ref	2352	=item $ref = $ob->ref
2266		2353
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2354	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2355
2269	=item $ob = cf::object::deref ($refstring)	2356	=item $ob = cf::object::deref ($refstring)
2270		2357
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2359	even if the object actually exists. May block.
…		…
2274	=cut	2361	=cut
2275		2362
2276	sub deref {	2363	sub deref {
2277	my ($ref) = @_;	2364	my ($ref) = @_;
2278		2365
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2366	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2367	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2368	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2369	or return;
2286	$pl->ob->uuid eq $uuid	2370	$pl->ob->uuid eq $uuid
2287	or return;	2371	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2309		2393
2310	=cut	2394	=cut
2311		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
		2409
2312	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2411	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2414	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2427
2330	} else {	2428	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2431	}
2334	}	2432	}
2335	}	2433	}
2336		2434
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2460
2363	=item $player_object->enter_link	2461	=item $player_object->enter_link
2364		2462
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2464
2367	The player should be reasonably safe there for short amounts of time. You	2465	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.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2369		2469
2370	Will never block.	2470	Will never block.
2371		2471
2372	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2373		2473
…		…
2431		2531
2432	$map->load;	2532	$map->load;
2433	$map->load_neighbours;	2533	$map->load_neighbours;
2434		2534
2435	return unless $self->contr->active;	2535	return unless $self->contr->active;
		2536	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2537	$self->activate_recursive;
2437		2538
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2539	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2540	$self->enter_map ($map, $x, $y);
2440	}	2541	}
…		…
2445	her, loading and preparing them map, calling the provided $check callback	2546	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	2547	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	2548	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2549	be called at the end of this process.
2449		2550
		2551	Note that $check will be called with a potentially non-loaded map, so if
		2552	it needs a loaded map it has to call C<< ->load >>.
		2553
2450	=cut	2554	=cut
2451		2555
2452	our $GOTOGEN;	2556	our $GOTOGEN;
2453		2557
2454	sub cf::object::player::goto {	2558	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2562	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2563
2460	$self->enter_link;	2564	$self->enter_link;
2461		2565
2462	(async {	2566	(async {
		2567	$Coro::current->{desc} = "player::goto $path $x $y";
		2568
2463	# *tag paths override both path and x|y	2569	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2570	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2571	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2572	my $ob = $obs[rand @obs];
2467		2573
2468	# todo: use ob_blocked to check all tiles of the destination "object"	2574	# see if we actually can go there
2469	# for suitability.	2575	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2576	$ob = $obs[rand @obs];
		2577	} else {
		2578	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2579	}
		2580	# else put us there anyways for now #d#
2470		2581
2471	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2582	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2583	} else {
		2584	($path, $x, $y) = (undef, undef, undef);
2472	}	2585	}
2473	}	2586	}
2474		2587
2475	my $map = eval {	2588	my $map = eval {
2476	my $map = cf::map::find $path;	2589	my $map = defined $path ? cf::map::find $path : undef;
2477		2590
2478	if ($map) {	2591	if ($map) {
2479	$map = $map->customise_for ($self);	2592	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2593	$map = $check->($map) if $check && $map;
2481	} else {	2594	} else {
2482	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2595	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2596	}
2484		2597
2485	$map	2598	$map
2486	};	2599	};
2487		2600
…		…
2523	}	2636	}
2524		2637
2525	sub prepare_random_map {	2638	sub prepare_random_map {
2526	my ($exit) = @_;	2639	my ($exit) = @_;
2527		2640
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2641	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2642	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2643	# that depends on the exit object
2533		2644
2534	my $rmp = parse_random_map_params $exit->msg;	2645	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2647	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2648	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2649	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2650	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
		2652
		2653	$exit->map->touch;
2541	}	2654	}
2542		2655
2543	$rmp->{random_seed} ||= $exit->random_seed;	2656	$rmp->{random_seed} ||= $exit->random_seed;
2544		2657
2545	my $data = cf::to_json $rmp;	2658	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2659	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2660	my $meta = "$RANDOMDIR/$md5.meta";
2548		2661
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2662	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2663	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2664	undef $fh;
2552	aio_rename "$meta~", $meta;	2665	aio_rename "$meta~", $meta;
2553		2666
		2667	my $slaying = "?random/$md5";
		2668
		2669	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2670	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2671	$exit->msg (undef);
		2672	}
2556	}	2673	}
2557	}	2674	}
2558		2675
2559	sub cf::object::player::enter_exit {	2676	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2677	my ($self, $exit) = @_;
2561		2678
2562	return unless $self->type == cf::PLAYER;	2679	return unless $self->type == cf::PLAYER;
2563		2680
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2681	$self->enter_link;
2576		2682
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2683	(async {
2582	$self->deactivate_recursive; # just to be sure	2684	$Coro::current->{desc} = "enter_exit";
		2685
2583	unless (eval {	2686	unless (eval {
		2687	$self->deactivate_recursive; # just to be sure
		2688
		2689	# random map handling
		2690	{
		2691	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2692
		2693	prepare_random_map $exit
		2694	if $exit->slaying eq "/!";
		2695	}
		2696
		2697	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2698	my $x = $exit->stats->hp;
		2699	my $y = $exit->stats->sp;
		2700
2584	$self->goto ($slaying, $hp, $sp);	2701	$self->goto ($map, $x, $y);
2585		2702
		2703	# if exit is damned, update players death & WoR home-position
		2704	$self->contr->savebed ($map, $x, $y)
		2705	if $exit->flag (cf::FLAG_DAMNED);
		2706
2586	1;	2707	1
2587	}) {	2708	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2709	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2710	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2711	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2712	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2713
2593	warn "ERROR in enter_exit: $@";	2714	warn "ERROR in enter_exit: $@";
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2742	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2743	the message unless the client supports the msg packet.
2623		2744
2624	=cut	2745	=cut
2625		2746
		2747	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2748	our %CHANNEL = (
2627	"c/identify" => {	2749	"c/identify" => {
2628	id => "identify",	2750	id => "infobox",
2629	title => "Identify",	2751	title => "Identify",
2630	reply => undef,	2752	reply => undef,
2631	tooltip => "Items recently identified",	2753	tooltip => "Items recently identified",
2632	},	2754	},
2633	"c/examine" => {	2755	"c/examine" => {
2634	id => "examine",	2756	id => "infobox",
2635	title => "Examine",	2757	title => "Examine",
2636	reply => undef,	2758	reply => undef,
2637	tooltip => "Signs and other items you examined",	2759	tooltip => "Signs and other items you examined",
2638	},	2760	},
		2761	"c/book" => {
		2762	id => "infobox",
		2763	title => "Book",
		2764	reply => undef,
		2765	tooltip => "The contents of a note or book",
		2766	},
		2767	"c/lookat" => {
		2768	id => "infobox",
		2769	title => "Look",
		2770	reply => undef,
		2771	tooltip => "What you saw there",
		2772	},
		2773	"c/who" => {
		2774	id => "infobox",
		2775	title => "Players",
		2776	reply => undef,
		2777	tooltip => "Shows players who are currently online",
		2778	},
		2779	"c/body" => {
		2780	id => "infobox",
		2781	title => "Body Parts",
		2782	reply => undef,
		2783	tooltip => "Shows which body parts you posess and are available",
		2784	},
		2785	"c/skills" => {
		2786	id => "infobox",
		2787	title => "Skills",
		2788	reply => undef,
		2789	tooltip => "Shows your experience per skill and item power",
		2790	},
		2791	"c/uptime" => {
		2792	id => "infobox",
		2793	title => "Uptime",
		2794	reply => undef,
		2795	tooltip => "How long the server has been running since last restart",
		2796	},
		2797	"c/mapinfo" => {
		2798	id => "infobox",
		2799	title => "Map Info",
		2800	reply => undef,
		2801	tooltip => "Information related to the maps",
		2802	},
		2803	"c/party" => {
		2804	id => "party",
		2805	title => "Party",
		2806	reply => "gsay ",
		2807	tooltip => "Messages and chat related to your party",
		2808	},
2639	);	2809	);
2640		2810
2641	sub cf::client::send_msg {	2811	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2812	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2813
2644	$msg = $self->pl->expand_cfpod ($msg);	2814	$msg = $self->pl->expand_cfpod ($msg)
		2815	unless $color & cf::NDI_VERBATIM;
2645		2816
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2817	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2818
2648	# check predefined channels, for the benefit of C	2819	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2820	if ($CHANNEL{$channel}) {
		2821	$channel = $CHANNEL{$channel};
2650		2822
		2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
		2825
		2826	$channel = $channel->{id};
		2827
2651	if (ref $channel) {	2828	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2829	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2830	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2831	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2832	$self->ext_msg (channel_info => $channel)
2656	if $self->can_msg;	2833	if $self->can_msg;
…		…
2664	if ($self->can_msg) {	2841	if ($self->can_msg) {
2665	# default colour, mask it out	2842	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2843	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	2844	if $color & cf::NDI_DEF;
2668		2845
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	2846	my $pkt = "msg "
		2847	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2848	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2849	);
		2850
		2851	# try lzf for large packets
		2852	$pkt = "lzf " . Compress::LZF::compress $pkt
		2853	if 1024 <= length $pkt and $self->{can_lzf};
		2854
		2855	# split very large packets
		2856	if (8192 < length $pkt and $self->{can_lzf}) {
		2857	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2858	$pkt = "frag";
		2859	}
		2860
		2861	$self->send_packet ($pkt);
2671	} else {	2862	} else {
2672	if ($color >= 0) {	2863	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones	2864	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {	2865	for ($msg) {
2675	1 while	2866	1 while
…		…
2873	=pod	3064	=pod
2874		3065
2875	The following functions and methods are available within a safe environment:	3066	The following functions and methods are available within a safe environment:
2876		3067
2877	cf::object	3068	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3069	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3070	insert remove name archname title slaying race decrease split
2880		3071
2881	cf::object::player	3072	cf::object::player
2882	player	3073	player
2883		3074
2884	cf::player	3075	cf::player
…		…
2889		3080
2890	=cut	3081	=cut
2891		3082
2892	for (	3083	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3084	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3085	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3086	decrease split destroy change_exp)],
2896	["cf::object::player" => qw(player)],	3087	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3088	["cf::player" => qw(peaceful)],
2898	["cf::map" => qw(trigger)],	3089	["cf::map" => qw(trigger)],
2899	) {	3090	) {
2900	no strict 'refs';	3091	no strict 'refs';
…		…
3005	{	3196	{
3006	my $faces = $facedata->{faceinfo};	3197	my $faces = $facedata->{faceinfo};
3007		3198
3008	while (my ($face, $info) = each %$faces) {	3199	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3200	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3201
3010	cf::face::set_visibility $idx, $info->{visibility};	3202	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3203	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3204	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3205	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3014		3206
3015	cf::cede_to_tick;	3207	cf::cede_to_tick;
3016	}	3208	}
3017		3209
3018	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3211	next unless $info->{smooth};
		3212
3020	my $idx = cf::face::find $face	3213	my $idx = cf::face::find $face
3021	or next;	3214	or next;
		3215
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3216	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3217	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3218	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3219	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3220	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3044	{	3238	{
3045	# TODO: for gcfclient pleasure, we should give resources	3239	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.	3240	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3241	my $res = $facedata->{resource};
3048		3242
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3243	while (my ($name, $info) = each %$res) {
		3244	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3245	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;	3246	my $data;
3054		3247
3055	if ($info->{type} & 1) {	3248	if ($info->{type} & 1) {
3056	# prepend meta info	3249	# prepend meta info
3057		3250
3058	my $meta = $enc->encode ({	3251	my $meta = $enc->encode ({
3059	name => $name,	3252	name => $name,
3060	%{ $info->{meta} || {} },	3253	%{ $info->{meta} || {} },
3061	});	3254	});
3062		3255
3063	$data = pack "(w/a*)*", $meta, $info->{data};	3256	$data = pack "(w/a*)*", $meta, $info->{data};
		3257	} else {
		3258	$data = $info->{data};
		3259	}
		3260
		3261	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3262	cf::face::set_type $idx, $info->{type};
3064	} else {	3263	} else {
3065	$data = $info->{data};	3264	$RESOURCE{$name} = $info;
3066	}	3265	}
3067		3266
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3267	cf::cede_to_tick;
3072	}	3268	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3269	}
		3270
		3271	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3272
3093	1	3273	1
3094	}	3274	}
		3275
		3276	cf::global->attach (on_resource_update => sub {
		3277	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3278	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3279
		3280	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3281	my $sound = $soundconf->{compat}[$_]
		3282	or next;
		3283
		3284	my $face = cf::face::find "sound/$sound->[1]";
		3285	cf::sound::set $sound->[0] => $face;
		3286	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3287	}
		3288
		3289	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3290	my $face = cf::face::find "sound/$v";
		3291	cf::sound::set $k => $face;
		3292	}
		3293	}
		3294	});
3095		3295
3096	register_exticmd fx_want => sub {	3296	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3297	my ($ns, $want) = @_;
3098		3298
3099	while (my ($k, $v) = each %$want) {	3299	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3300	$ns->fx_want ($k, $v);
3101	}	3301	}
3102	};	3302	};
		3303
		3304	sub load_resource_file($) {
		3305	my $guard = lock_acquire "load_resource_file";
		3306
		3307	my $status = load_resource_file_ $_[0];
		3308	get_slot 0.1, 100;
		3309	cf::arch::commit_load;
		3310
		3311	$status
		3312	}
3103		3313
3104	sub reload_regions {	3314	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3315	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3316	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3317	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3331	}
3122		3332
3123	sub reload_archetypes {	3333	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3334	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3335	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3336	}
3132		3337
3133	sub reload_treasures {	3338	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3339	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3340	or die "unable to load treasurelists\n";
3136	}	3341	}
3137		3342
3138	sub reload_resources {	3343	sub reload_resources {
3139	warn "reloading resource files...\n";	3344	warn "reloading resource files...\n";
3140		3345
		3346	reload_facedata;
		3347	reload_archetypes;
3141	reload_regions;	3348	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3349	reload_treasures;
3146		3350
3147	warn "finished reloading resource files\n";	3351	warn "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3352	}
3153		3353
3154	sub reload_config {	3354	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3356	or return;
3157		3357
3158	local $/;	3358	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3160		3360
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3362
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3170	};	3370	};
3171	warn $@ if $@;	3371	warn $@ if $@;
3172	}	3372	}
3173	}	3373	}
3174		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3175	sub main {	3394	sub main {
		3395	cf::init_globals; # initialise logging
		3396
		3397	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3398	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3399	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3400	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3401
		3402	cf::init_experience;
		3403	cf::init_anim;
		3404	cf::init_attackmess;
		3405	cf::init_dynamic;
		3406	cf::init_block;
		3407
		3408	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3409
3176	# we must not ever block the main coroutine	3410	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3411	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3412	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3413	(async {
3180	Event::one_event;	3414	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3415	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3416	})->prio (Coro::PRIO_MAX);
3182	};	3417	};
3183		3418
		3419	evthread_start IO::AIO::poll_fileno;
		3420
		3421	cf::sync_job {
		3422	reload_resources;
3184	reload_config;	3423	reload_config;
3185	db_init;	3424	db_init;
		3425
		3426	cf::load_settings;
		3427	cf::load_materials;
		3428	cf::init_uuid;
		3429	cf::init_signals;
		3430	cf::init_commands;
		3431	cf::init_skills;
		3432
		3433	cf::init_beforeplay;
		3434
		3435	atomic;
		3436
3186	load_extensions;	3437	load_extensions;
3187		3438
3188	$TICK_WATCHER->start;	3439	utime time, time, $RUNTIMEFILE;
		3440
		3441	# no (long-running) fork's whatsoever before this point(!)
		3442	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3443
		3444	(pop @POST_INIT)->(0) while @POST_INIT;
		3445	};
		3446
3189	Event::loop;	3447	EV::loop;
3190	}	3448	}
3191		3449
3192	#############################################################################	3450	#############################################################################
3193	# initialisation and cleanup	3451	# initialisation and cleanup
3194		3452
3195	# install some emergency cleanup handlers	3453	# install some emergency cleanup handlers
3196	BEGIN {	3454	BEGIN {
		3455	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3456	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3457	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3458	cf::cleanup "SIG$signal";
3205	},
3206	);	3459	};
3207	}	3460	}
3208	}	3461	}
3209		3462
3210	sub write_runtime {	3463	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";
3212
3213	# first touch the runtime file to show we are still running:	3464	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3465	# the fsync below can take a very very long time.
3215		3466
3216	IO::AIO::aio_utime $runtime, undef, undef;	3467	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3468
3218	my $guard = cf::lock_acquire "write_runtime";	3469	my $guard = cf::lock_acquire "write_runtime";
3219		3470
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3471	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3221	or return;	3472	or return;
3222		3473
3223	my $value = $cf::RUNTIME + 90 + 10;	3474	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3475	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3476	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3486	aio_utime $fh, undef, undef;
3236		3487
3237	close $fh	3488	close $fh
3238	or return;	3489	or return;
3239		3490
3240	aio_rename "$runtime~", $runtime	3491	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3492	and return;
3242		3493
3243	warn "runtime file written.\n";	3494	warn "runtime file written.\n";
3244		3495
3245	1	3496	1
		3497	}
		3498
		3499	our $uuid_lock;
		3500	our $uuid_skip;
		3501
		3502	sub write_uuid_sync($) {
		3503	$uuid_skip ||= $_[0];
		3504
		3505	return if $uuid_lock;
		3506	local $uuid_lock = 1;
		3507
		3508	my $uuid = "$LOCALDIR/uuid";
		3509
		3510	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3511	or return;
		3512
		3513	my $value = uuid_seq uuid_cur;
		3514
		3515	unless ($value) {
		3516	warn "cowardly refusing to write zero uuid value!\n";
		3517	return;
		3518	}
		3519
		3520	my $value = uuid_str $value + $uuid_skip;
		3521	$uuid_skip = 0;
		3522
		3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3524	and return;
		3525
		3526	# always fsync - this file is important
		3527	aio_fsync $fh
		3528	and return;
		3529
		3530	close $fh
		3531	or return;
		3532
		3533	aio_rename "$uuid~", $uuid
		3534	and return;
		3535
		3536	warn "uuid file written ($value).\n";
		3537
		3538	1
		3539
		3540	}
		3541
		3542	sub write_uuid($$) {
		3543	my ($skip, $sync) = @_;
		3544
		3545	$sync ? write_uuid_sync $skip
		3546	: async { write_uuid_sync $skip };
3246	}	3547	}
3247		3548
3248	sub emergency_save() {	3549	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3250		3551
3251	warn "enter emergency perl save\n";	3552	warn "emergency_perl_save: enter\n";
3252		3553
3253	cf::sync_job {	3554	cf::sync_job {
		3555	# this is a trade-off: we want to be very quick here, so
		3556	# save all maps without fsync, and later call a global sync
		3557	# (which in turn might be very very slow)
		3558	local $USE_FSYNC = 0;
		3559
3254	# use a peculiar iteration method to avoid tripping on perl	3560	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3561	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3562	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3563	warn "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3564	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3565	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3566	$pl->valid or next;
		3567	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3568	$pl->save;
3262	}	3569	}
3263	warn "end emergency player save\n";	3570	warn "emergency_perl_save: end player save\n";
3264		3571
3265	warn "begin emergency map save\n";	3572	warn "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3573	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3574	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3575	$map->valid or next;
3269	$map->save;	3576	$map->save;
3270	}	3577	}
3271	warn "end emergency map save\n";	3578	warn "emergency_perl_save: end map save\n";
3272		3579
3273	warn "begin emergency database checkpoint\n";	3580	warn "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3582	warn "emergency_perl_save: end database checkpoint\n";
		3583
		3584	warn "emergency_perl_save: begin write uuid\n";
		3585	write_uuid_sync 1;
		3586	warn "emergency_perl_save: end write uuid\n";
3276	};	3587	};
3277		3588
		3589	warn "emergency_perl_save: starting sync()\n";
		3590	IO::AIO::aio_sync sub {
		3591	warn "emergency_perl_save: finished sync()\n";
		3592	};
		3593
3278	warn "leave emergency perl save\n";	3594	warn "emergency_perl_save: leave\n";
3279	}	3595	}
3280		3596
3281	sub post_cleanup {	3597	sub post_cleanup {
3282	my ($make_core) = @_;	3598	my ($make_core) = @_;
3283		3599
3284	warn Carp::longmess "post_cleanup backtrace"	3600	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3601	if $make_core;
		3602
		3603	my $fh = pidfile;
		3604	unlink $PIDFILE if <$fh> == $$;
		3605	}
		3606
		3607	# a safer delete_package, copied from Symbol
		3608	sub clear_package($) {
		3609	my $pkg = shift;
		3610
		3611	# expand to full symbol table name if needed
		3612	unless ($pkg =~ /^main::.*::$/) {
		3613	$pkg = "main$pkg" if $pkg =~ /^::/;
		3614	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3615	$pkg .= '::' unless $pkg =~ /::$/;
		3616	}
		3617
		3618	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3619	my $stem_symtab = *{$stem}{HASH};
		3620
		3621	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3622	or return;
		3623
		3624	# clear all symbols
		3625	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3626	for my $name (keys %$leaf_symtab) {
		3627	_gv_clear *{"$pkg$name"};
		3628	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3629	}
		3630	warn "cleared package $pkg\n";#d#
3286	}	3631	}
3287		3632
3288	sub do_reload_perl() {	3633	sub do_reload_perl() {
3289	# can/must only be called in main	3634	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3635	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3636	warn "can only reload from main coroutine";
3292	return;	3637	return;
3293	}	3638	}
3294		3639
		3640	return if $RELOAD++;
		3641
		3642	my $t1 = EV::time;
		3643
		3644	while ($RELOAD) {
3295	warn "reloading...";	3645	warn "reloading...";
3296		3646
3297	warn "entering sync_job";	3647	warn "entering sync_job";
3298		3648
3299	cf::sync_job {	3649	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3651	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3652	cf::write_runtime_sync; # external watchdog should not bark
3303		3653
3304	warn "syncing database to disk";	3654	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3655	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3656
3307	# if anything goes wrong in here, we should simply crash as we already saved	3657	# if anything goes wrong in here, we should simply crash as we already saved
3308		3658
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3659	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3660	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3661	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();
3328
3329	warn "removing commands";
3330	%COMMAND = ();
3331
3332	warn "removing ext/exti commands";
3333	%EXTCMD = ();
3334	%EXTICMD = ();
3335
3336	warn "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";
3339
3340	if (my $cb = $pkg->can ("unload")) {
3341	eval {
3342	$cb->($pkg);
3343	1
3344	} or warn "$pkg unloaded, but with errors: $@";
3345	}	3662	}
3346		3663
3347	warn "... nuking $pkg";	3664	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3665	$_->cancel for values %EXT_CORO;
3349	}	3666	%EXT_CORO = ();
3350		3667
3351	warn "unloading all perl modules loaded from $LIBDIR";	3668	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3669	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3670
		3671	warn "removing ext/exti commands";
		3672	%EXTCMD = ();
		3673	%EXTICMD = ();
		3674
		3675	warn "unloading/nuking all extensions";
		3676	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3677	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3678
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3679	if (my $cb = $pkg->can ("unload")) {
		3680	eval {
3362	$cb->();	3681	$cb->($pkg);
		3682	1
		3683	} or warn "$pkg unloaded, but with errors: $@";
		3684	}
		3685
		3686	warn "... clearing $pkg";
		3687	clear_package $pkg;
3363	}	3688	}
3364		3689
3365	Symbol::delete_package $k;	3690	warn "unloading all perl modules loaded from $LIBDIR";
		3691	while (my ($k, $v) = each %INC) {
		3692	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3693
		3694	warn "... unloading $k";
		3695	delete $INC{$k};
		3696
		3697	$k =~ s/\.pm$//;
		3698	$k =~ s/\//::/g;
		3699
		3700	if (my $cb = $k->can ("unload_module")) {
		3701	$cb->();
		3702	}
		3703
		3704	clear_package $k;
3366	}	3705	}
3367		3706
3368	warn "getting rid of safe::, as good as possible";	3707	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3708	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3709	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3710
3372	warn "unloading cf.pm \"a bit\"";	3711	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3712	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3713	delete $INC{"cf/pod.pm"};
3375		3714
3376	# don't, removes xs symbols, too,	3715	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3716	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3717	#clear_package __PACKAGE__;
3379		3718
3380	warn "unload completed, starting to reload now";	3719	warn "unload completed, starting to reload now";
3381		3720
3382	warn "reloading cf.pm";	3721	warn "reloading cf.pm";
3383	require cf;	3722	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3723	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3385		3724
3386	warn "loading config and database again";	3725	warn "loading config and database again";
3387	cf::reload_config;	3726	cf::reload_config;
3388		3727
3389	warn "loading extensions";	3728	warn "loading extensions";
3390	cf::load_extensions;	3729	cf::load_extensions;
3391		3730
		3731	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3732	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3733	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3734	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3735	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3736	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3737	reattach $_ for values %PLAYER;
		3738	}
3398		3739
		3740	warn "running post_init jobs";
		3741	(pop @POST_INIT)->(1) while @POST_INIT;
		3742
3399	warn "leaving sync_job";	3743	warn "leaving sync_job";
3400		3744
3401	1	3745	1
3402	} or do {	3746	} or do {
3403	warn $@;	3747	warn $@;
3404	warn "error while reloading, exiting.";	3748	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3749	};
3407		3750
3408	warn "reloaded";	3751	warn "reloaded";
		3752	--$RELOAD;
		3753	}
		3754
		3755	$t1 = EV::time - $t1;
		3756	warn "reload completed in ${t1}s\n";
3409	};	3757	};
3410		3758
3411	our $RELOAD_WATCHER; # used only during reload	3759	our $RELOAD_WATCHER; # used only during reload
3412		3760
3413	sub reload_perl() {	3761	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3762	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3763	# coro crashes during coro_state_free->destroy here.
3416		3764
3417	$RELOAD_WATCHER ||= Event->timer (	3765	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	3766	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	3767
3420	data => WF_AUTOCANCEL,	3768	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	3769	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3770	undef $RELOAD_WATCHER;
3424	},	3771	};
3425	);	3772	};
3426	}	3773	}
3427		3774
3428	register_command "reload" => sub {	3775	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3776	my ($who, $arg) = @_;
3430		3777
3431	if ($who->flag (FLAG_WIZ)) {	3778	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3779	$who->message ("reloading server.");
		3780	async {
		3781	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3782	reload_perl;
		3783	};
3434	}	3784	}
3435	};	3785	};
3436		3786
3437	unshift @INC, $LIBDIR;	3787	unshift @INC, $LIBDIR;
3438		3788
…		…
3440		3790
3441	our @WAIT_FOR_TICK;	3791	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3792	our @WAIT_FOR_TICK_BEGIN;
3443		3793
3444	sub wait_for_tick {	3794	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3447		3796
3448	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3798	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3799	$signal->wait;
3451	}	3800	}
3452		3801
3453	sub wait_for_tick_begin {	3802	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3803	return if tick_inhibit || $Coro::current == $Coro::main;
3456		3804
3457	my $signal = new Coro::Signal;	3805	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3806	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3807	$signal->wait;
3460	}	3808	}
3461		3809
3462	our $stat_fh;	3810	sub tick {
3463	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3464
3465	$TICK_WATCHER = Event->timer (
3466	reentrant => 0,
3467	parked => 1,
3468	prio => 0,
3469	at => $NEXT_TICK || $TICK,
3470	data => WF_AUTOCANCEL,
3471	cb => sub {
3472	if ($Coro::current != $Coro::main) {	3811	if ($Coro::current != $Coro::main) {
3473	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3812	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3474	unless ++$bug_warning > 10;	3813	unless ++$bug_warning > 10;
3475	return;	3814	return;
3476	}	3815	}
3477		3816
3478	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3479
3480	$NOW = $tick_start = Event::time;
3481
3482	cf::server_tick; # one server iteration	3817	cf::server_tick; # one server iteration
3483		3818
3484	$RUNTIME += $TICK;
3485	$NEXT_TICK += $TICK;
3486
3487	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3819	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3488	$NEXT_RUNTIME_WRITE = $NOW + 10;	3820	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3489	Coro::async_pool {	3821	Coro::async_pool {
		3822	$Coro::current->{desc} = "runtime saver";
3490	write_runtime	3823	write_runtime_sync
3491	or warn "ERROR: unable to write runtime file: $!";	3824	or warn "ERROR: unable to write runtime file: $!";
3492	};
3493	}	3825	};
		3826	}
3494		3827
3495	# my $AFTER = Event::time;
3496	# warn $AFTER - $NOW;#d#
3497
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3828	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3829	$sig->send;
3500	}	3830	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3831	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3832	$sig->send;
3503	}	3833	}
3504		3834
3505	$NOW = Event::time;	3835	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3836	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3837
3516	_post_tick;	3838	if (0) {
3517		3839	if ($NEXT_TICK) {
3518	# gather some statistics#d#	3840	my $jitter = $TICK_START - $NEXT_TICK;
3519	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3841	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3520	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3842	warn "jitter $JITTER\n";#d#
		3843	}
3521	},	3844	}
3522	);	3845	}
3523		3846
3524	{	3847	{
		3848	# configure BDB
		3849
3525	BDB::min_parallel 8;	3850	BDB::min_parallel 8;
3526	BDB::max_poll_time $TICK * 0.1;	3851	BDB::max_poll_reqs $TICK * 0.1;
3527	$BDB_POLL_WATCHER = Event->io (	3852	$AnyEvent::BDB::WATCHER->priority (1);
3528	reentrant => 0,
3529	fd => BDB::poll_fileno,
3530	poll => 'r',
3531	prio => 0,
3532	data => WF_AUTOCANCEL,
3533	cb => \&BDB::poll_cb,
3534	);
3535
3536	BDB::set_sync_prepare {
3537	my $status;
3538	my $current = $Coro::current;
3539	(
3540	sub {
3541	$status = $!;
3542	$current->ready; undef $current;
3543	},
3544	sub {
3545	Coro::schedule while defined $current;
3546	$! = $status;
3547	},
3548	)
3549	};
3550		3853
3551	unless ($DB_ENV) {	3854	unless ($DB_ENV) {
3552	$DB_ENV = BDB::db_env_create;	3855	$DB_ENV = BDB::db_env_create;
		3856	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3857	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3858	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3859	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3860	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		3861
3554	cf::sync_job {	3862	cf::sync_job {
3555	eval {	3863	eval {
3556	BDB::db_env_open	3864	BDB::db_env_open
3557	$DB_ENV,	3865	$DB_ENV,
…		…
3559	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3867	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3868	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3561	0666;	3869	0666;
3562		3870
3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3871	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3564
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3566	| BDB::LOG_AUTOREMOVE, 1);
3567	$DB_ENV->set_lk_detect;
3568	};	3872	};
3569		3873
3570	cf::cleanup "db_env_open(db): $@" if $@;	3874	cf::cleanup "db_env_open(db): $@" if $@;
3571	};	3875	};
3572	}	3876	}
3573		3877
3574	$BDB_CHECKPOINT_WATCHER = Event->timer (	3878	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3575	after => 11,	3879	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3576	interval => 60,	3880	};
3577	hard => 1,	3881	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3578	prio => 0,
3579	data => WF_AUTOCANCEL,
3580	cb => sub {
3581	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3882	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3582	},
3583	);	3883	};
3584	$BDB_TRICKLE_WATCHER = Event->timer (	3884	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3585	after => 5,
3586	interval => 10,
3587	hard => 1,
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => sub {
3591	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3885	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3592	},
3593	);	3886	};
3594	}	3887	}
3595		3888
3596	{	3889	{
		3890	# configure IO::AIO
		3891
3597	IO::AIO::min_parallel 8;	3892	IO::AIO::min_parallel 8;
3598
3599	undef $Coro::AIO::WATCHER;
3600	IO::AIO::max_poll_time $TICK * 0.1;	3893	IO::AIO::max_poll_time $TICK * 0.1;
3601	$AIO_POLL_WATCHER = Event->io (	3894	undef $AnyEvent::AIO::WATCHER;
3602	reentrant => 0,
3603	data => WF_AUTOCANCEL,
3604	fd => IO::AIO::poll_fileno,
3605	poll => 'r',
3606	prio => 6,
3607	cb => \&IO::AIO::poll_cb,
3608	);
3609	}	3895	}
3610		3896
3611	my $_log_backtrace;	3897	my $_log_backtrace;
3612		3898
3613	sub _log_backtrace {	3899	sub _log_backtrace {
…		…
3616	$msg =~ s/\n//;	3902	$msg =~ s/\n//;
3617		3903
3618	# limit the # of concurrent backtraces	3904	# limit the # of concurrent backtraces
3619	if ($_log_backtrace < 2) {	3905	if ($_log_backtrace < 2) {
3620	++$_log_backtrace;	3906	++$_log_backtrace;
		3907	my $perl_bt = Carp::longmess $msg;
3621	async {	3908	async {
		3909	$Coro::current->{desc} = "abt $msg";
		3910
3622	my @bt = fork_call {	3911	my @bt = fork_call {
3623	@addr = map { sprintf "%x", $_ } @addr;	3912	@addr = map { sprintf "%x", $_ } @addr;
3624	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3913	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3625	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3914	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3626	or die "addr2line: $!";	3915	or die "addr2line: $!";
…		…
3634	}	3923	}
3635		3924
3636	@funcs	3925	@funcs
3637	};	3926	};
3638		3927
3639	LOG llevInfo, "[ABT] $msg\n";	3928	LOG llevInfo, "[ABT] $perl_bt\n";
		3929	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3640	LOG llevInfo, "[ABT] $_\n" for @bt;	3930	LOG llevInfo, "[ABT] $_\n" for @bt;
3641	--$_log_backtrace;	3931	--$_log_backtrace;
3642	};	3932	};
3643	} else {	3933	} else {
3644	LOG llevInfo, "[ABT] $msg\n";	3934	LOG llevInfo, "[ABT] $msg\n";

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