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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.468 by root, Thu Jan 8 19:23:44 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(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 3.61 ();	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;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
		62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
34		65
35	# configure various modules to our taste	66	# configure various modules to our taste
36	#	67	#
37	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		76
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		78
50	our %COMMAND = ();	79	our %COMMAND = ();
51	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	83	our %EXTCMD = ();
55	our %EXTICMD = ();	84	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
58		87
59	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	89	our @EVENT;
61		90
62	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	92	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
73		106
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	109	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
84		118
85	our %CFG;	119	our %CFG;
86		120
87	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
89		124
90	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
93		128
94	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		131
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
100		140
101	binmode STDOUT;	141	binmode STDOUT;
102	binmode STDERR;	142	binmode STDERR;
103		143
104	# read virtual server time, if available	144	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
109	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
110		152
111	mkdir $_	153	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		155
114	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
157		199
158	The raw value load value from the last tick.	200	The raw value load value from the last tick.
159		201
160	=item %cf::CFG	202	=item %cf::CFG
161		203
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	205	from wherever your confdir points to.
164		206
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		208
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	210	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	211	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		212
		213	=item @cf::INVOKE_RESULTS
		214
		215	This array contains the results of the last C<invoke ()> call. When
		216	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		217	that call.
		218
171	=back	219	=back
172		220
173	=cut	221	=cut
174		222
175	BEGIN {	223	BEGIN {
…		…
179	$msg .= "\n"	227	$msg .= "\n"
180	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
181		229
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		231
184	utf8::encode $msg;
185	LOG llevError, $msg;	232	LOG llevError, $msg;
186	};	233	};
187	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
188		250
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	261	for my $pkg (qw(
200	cf::global cf::attachable	262	cf::global cf::attachable
201	cf::object cf::object::player	263	cf::object cf::object::player
202	cf::client cf::player	264	cf::client cf::player
203	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
204	cf::map cf::party cf::region	267	cf::party cf::region
205	)) {	268	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	270	}
209		271
210	$Event::DIED = sub {	272	$EV::DIED = sub {
211	warn "error in event callback: @_";	273	warn "error in event callback: @_";
212	};	274	};
213		275
214	#############################################################################	276	#############################################################################
215		277
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	301	$d
240	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
241	}	303	}
242		304
243	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
244		306
245	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
246		308
247	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
248		310
249	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
250		312
251	=cut	313	=cut
252		314
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		316
255	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
257		333
258	=item cf::lock_wait $string	334	=item cf::lock_wait $string
259		335
260	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
261		337
262	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
263		339
264	Wait until the given lock is available and then acquires it and returns	340	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	341	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
267	returned.	343	returned.
268		344
		345	Locks are *not* recursive, locking from the same coro twice results in a
		346	deadlocked coro.
		347
269	Lock names should begin with a unique identifier (for example, cf::map::find	348	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	349	uses map_find and cf::map::load uses map_load).
271		350
272	=item $locked = cf::lock_active $string	351	=item $locked = cf::lock_active $string
273		352
274	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
275		354
276	=cut	355	=cut
277		356
278	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
279		358
280	sub lock_wait($) {	359	sub lock_wait($) {
281	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	361	}
289		362
290	sub lock_acquire($) {	363	sub lock_acquire($) {
291	my ($key) = @_;	364	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	365	}
303		366
304	sub lock_active($) {	367	sub lock_active($) {
305	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	369	}
309		370
310	sub freeze_mainloop {	371	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
312		373
313	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	375	}
		376
		377	=item cf::periodic $interval, $cb
		378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
		390	}
		391
		392	=item cf::get_slot $time[, $priority[, $name]]
		393
		394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		395	This call blocks and returns only when you have at least C<$time> seconds
		396	of cpu time till the next tick. The slot is only valid till the next cede.
		397
		398	The optional C<$name> can be used to identify the job to run. It might be
		399	used for statistical purposes and should identify the same time-class.
		400
		401	Useful for short background jobs.
		402
		403	=cut
		404
		405	our @SLOT_QUEUE;
		406	our $SLOT_QUEUE;
		407
		408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
		412	my $signal = new Coro::Signal;
		413
		414	while () {
		415	next_job:
		416	my $avail = cf::till_tick;
		417	if ($avail > 0.01) {
		418	for (0 .. $#SLOT_QUEUE) {
		419	if ($SLOT_QUEUE[$_][0] < $avail) {
		420	my $job = splice @SLOT_QUEUE, $_, 1, ();
		421	$job->[2]->send;
		422	Coro::cede;
		423	goto next_job;
		424	}
		425	}
		426	}
		427
		428	if (@SLOT_QUEUE) {
		429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		430	push @cf::WAIT_FOR_TICK, $signal;
		431	$signal->wait;
		432	} else {
		433	Coro::schedule;
		434	}
315	};	435	}
316	$TICK_WATCHER->stop;	436	};
317	$guard	437
		438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
		441	my ($time, $pri, $name) = @_;
		442
		443	$time = $TICK * .6 if $time > $TICK * .6;
		444	my $sig = new Coro::Signal;
		445
		446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		448	$SLOT_QUEUE->ready;
		449	$sig->wait;
318	}	450	}
319		451
320	=item cf::async { BLOCK }	452	=item cf::async { BLOCK }
321		453
322	Currently the same as Coro::async_pool, meaning you cannot use	454	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		459
328	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
329		461
330	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
331		463
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	465	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	467	acceptable.
336		468
337	If it must be done, put the blocking parts into C<sync_job>. This will run	469	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		475
344	sub sync_job(&) {	476	sub sync_job(&) {
345	my ($job) = @_;	477	my ($job) = @_;
346		478
347	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	480	my $time = EV::time;
349		481
350	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
352		484
353	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	486
355	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
356		488
357	my $busy = 1;	489	my $busy = 1;
358	my @res;	490	my @res;
359		491
360	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	494	@res = eval { $job->() };
362	warn $@ if $@;	495	warn $@ if $@;
363	undef $busy;	496	undef $busy;
364	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
365		498
366	while ($busy) {	499	while ($busy) {
367	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
368	}	504	}
		505	}
369		506
370	$time = Event::time - $time;	507	my $time = EV::time - $time;
371		508
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
376		510
377	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
378	} else {	512	} else {
379	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
380		514
…		…
405	=item fork_call { }, $args	539	=item fork_call { }, $args
406		540
407	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
411		545
412	=cut	546	=cut
413
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		547
423	sub fork_call(&@) {	548	sub fork_call(&@) {
424	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
425		550
426	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	551	# we seemingly have to make a local copy of the whole thing,
427	# or die "socketpair: $!";	552	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	553	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		554
431	if (my $pid = fork) {	555	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	556	reset_signals;
445	local $SIG{__WARN__};	557	&$cb
446	local $SIG{__DIE__};	558	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		559
453	eval {	560	wantarray ? @res : $res[-1]
454	close $fh1;	561	}
455		562
456	my @res = eval { $cb->(@args) };	563	=item $coin = coin_from_name $name
457		564
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	565	=cut
459	close $fh2;
460	};
461		566
462	warn $@ if $@;	567	our %coin_alias = (
463	_exit 0;	568	"silver" => "silvercoin",
464	}	569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
465	}	588	}
466		589
467	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
468		591
469	Returns a single value from the environment database.	592	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
472		595
473	Stores the given C<$value> in the family. It can currently store binary	596	Stores the given C<$value> in the family. It can currently store binary
474	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
475		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
476	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
477		622
478	our $DB;	623	our $DB;
479		624
480	sub db_init {	625	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	626	cf::sync_job {
485	eval {	627	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	628	};
495	}	629	}
496		630
497	sub db_get($$) {	631	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
499		633
…		…
549	if (1) {	683	if (1) {
550	$md5 =	684	$md5 =
551	join "\x00",	685	join "\x00",
552	$processversion,	686	$processversion,
553	map {	687	map {
554	Coro::cede;	688	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	689	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	690	} 0.. $#$src;
557		691
558		692
559	my $dbmd5 = db_get cache => "$id/md5";	693	my $dbmd5 = db_get cache => "$id/md5";
…		…
597		731
598	#############################################################################	732	#############################################################################
599		733
600	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
601		735
602	Many objects in crossfire are so-called attachable objects. That means you can	736	Many objects in deliantra are so-called attachable objects. That means you can
603	attach callbacks/event handlers (a collection of which is called an "attachment")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
604	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
605		739
606	In the following description, CLASS can be any of C<global>, C<object>	740	In the following description, CLASS can be any of C<global>, C<object>
607	C<player>, C<client> or C<map> (i.e. the attachable objects in	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
608	Crossfire TRT).	742	Deliantra).
609		743
610	=over 4	744	=over 4
611		745
612	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
613		747
…		…
657	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
658		792
659	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
661		795
662	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
663	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
664		798
665	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
666		800
667	=over 4	801	=over 4
…		…
865	";	999	";
866	die if $@;	1000	die if $@;
867	}	1001	}
868		1002
869	our $override;	1003	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1004	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1005
872	sub override {	1006	sub override {
873	$override = 1;	1007	$override = 1;
874	@invoke_results = ();	1008	@INVOKE_RESULTS = (@_);
875	}	1009	}
876		1010
877	sub do_invoke {	1011	sub do_invoke {
878	my $event = shift;	1012	my $event = shift;
879	my $callbacks = shift;	1013	my $callbacks = shift;
880		1014
881	@invoke_results = ();	1015	@INVOKE_RESULTS = ();
882		1016
883	local $override;	1017	local $override;
884		1018
885	for (@$callbacks) {	1019	for (@$callbacks) {
886	eval { &{$_->[1]} };	1020	eval { &{$_->[1]} };
…		…
895	}	1029	}
896		1030
897	0	1031	0
898	}	1032	}
899		1033
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1035
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1037
904	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
905		1039
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1040	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1041	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1042	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1043
910	=back	1044	=back
911		1045
912	=cut	1046	=cut
913		1047
914	#############################################################################	1048	#############################################################################
915	# object support	1049	# object support
		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
		1084	sub _can_merge {
		1085	my ($ob1, $ob2) = @_;
		1086
		1087	++$SLOW_MERGES;#d#
		1088
		1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
		1091	}
916		1092
917	sub reattach {	1093	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1095	my ($obj) = @_;
920		1096
		1097	# no longer needed after getting rid of delete_package?
921	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
922		1099
923	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
924		1101
925	@$registry = ();	1102	@$registry = ();
926		1103
…		…
941	cf::attachable->attach (	1118	cf::attachable->attach (
942	prio => -1000000,	1119	prio => -1000000,
943	on_instantiate => sub {	1120	on_instantiate => sub {
944	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
945		1122
946	$data = from_json $data;	1123	$data = decode_json $data;
947		1124
948	for (@$data) {	1125	for (@$data) {
949	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
950		1127
951	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1144	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
969		1146
970	sync_job {	1147	sync_job {
971	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
974		1152
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
979	close $fh;	1157	aio_close $fh;
980		1158
981	if (@$objs) {	1159	if (@$objs) {
982	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
987	close $fh;	1165	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
989	}	1167	}
990	} else {	1168	} else {
991	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
992	}	1170	}
993		1171
994	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1176	} else {
996	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
997	}	1178	}
998	} else {	1179	} else {
999	aio_unlink $filename;	1180	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1001	}	1182	}
1002	}	1183	};
1003	}	1184	}
1004		1185
1005	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1007		1188
…		…
1019	or return;	1200	or return;
1020		1201
1021	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1204	or return;
		1205
1024	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1025	}	1208	}
1026		1209
		1210	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1029	return ($data, $av);	1214	($data, $av)
1030	}	1215	}
1031		1216
1032	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1033		1218
1034	=over 4	1219	=over 4
…		…
1088	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1089		1274
1090	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1091	}	1276	}
1092		1277
		1278	use File::Glob ();
		1279
1093	cf::player->attach (	1280	cf::player->attach (
1094	on_command => sub {	1281	on_command => sub {
1095	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1096		1283
1097	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1107	my ($pl, $buf) = @_;	1294	my ($pl, $buf) = @_;
1108		1295
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1296	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1297
1111	if (ref $msg) {	1298	if (ref $msg) {
		1299	my ($type, $reply, @payload) =
		1300	"ARRAY" eq ref $msg
		1301	? @$msg
		1302	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1303
		1304	my @reply;
		1305
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1306	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1307	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1308	}
		1309
		1310	$pl->ext_reply ($reply, @reply)
		1311	if $reply;
		1312
1117	} else {	1313	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1315	}
1120		1316
1121	cf::override;	1317	cf::override;
1122	},	1318	},
1123	);	1319	);
		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
1124		1333
1125	sub load_extensions {	1334	sub load_extensions {
1126	cf::sync_job {	1335	cf::sync_job {
1127	my %todo;	1336	my %todo;
1128		1337
…		…
1148		1357
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1360
1152	$ext{source} =	1361	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1154	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1155	. $source	1364	. $source
1156	. "\n};\n1";	1365	. "\n};\n1";
1157		1366
1158	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1174	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1175	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1176		1385
1177	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1178	warn $msg;	1387	warn $msg;
1179	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1180	exit 1;
1181	}	1389	}
1182		1390
1183	warn $msg;	1391	warn $msg;
1184	}	1392	}
1185		1393
…		…
1199		1407
1200	=back	1408	=back
1201		1409
1202	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1203		1411
1204	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1205		1413
1206	=cut	1414	=cut
1207		1415
1208	package cf::player;	1416	package cf::player;
1209		1417
1210	use Coro::AIO;	1418	use Coro::AIO;
1211		1419
1212	=head3 cf::player	1420	=head3 cf::player
1213		1421
1214	=over 4	1422	=over 4
		1423
		1424	=item cf::player::num_playing
		1425
		1426	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1427
		1428	=cut
		1429
		1430	sub num_playing {
		1431	scalar grep
		1432	$_->ob->map
		1433	&& !$_->hidden
		1434	&& !$_->ob->flag (cf::FLAG_WIZ),
		1435	cf::player::list
		1436	}
1215		1437
1216	=item cf::player::find $login	1438	=item cf::player::find $login
1217		1439
1218	Returns the given player object, loading it if necessary (might block).	1440	Returns the given player object, loading it if necessary (might block).
1219		1441
…		…
1238		1460
1239	sub exists($) {	1461	sub exists($) {
1240	my ($login) = @_;	1462	my ($login) = @_;
1241		1463
1242	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1244	}	1466	}
1245		1467
1246	sub find($) {	1468	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1470	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1477	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1478	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1479	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1481
1260	my $pl = load_pl path $login	1482	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1483	or return;
		1484
		1485	my $pl = cf::player::load_pl $f
		1486	or return;
		1487
		1488	local $cf::PLAYER_LOADING{$login} = $pl;
		1489	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1263	}	1491	}
1264	}	1492	}
1265	}	1493	}
1266		1494
…		…
1275	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1276		1504
1277	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
1279		1507
		1508	cf::get_slot 0.01;
		1509
1280	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1281	Coro::cede;	1511	cf::cede_to_tick;
1282	}	1512	}
1283		1513
1284	sub new($) {	1514	sub new($) {
1285	my ($login) = @_;	1515	my ($login) = @_;
1286		1516
…		…
1292	$cf::PLAYER{$login} = $self;	1522	$cf::PLAYER{$login} = $self;
1293		1523
1294	$self	1524	$self
1295	}	1525	}
1296		1526
		1527	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1528
		1529	=cut
		1530
		1531	sub send_msg {
		1532	my $ns = shift->ns
		1533	or return;
		1534	$ns->send_msg (@_);
		1535	}
		1536
1297	=item $pl->quit_character	1537	=item $pl->quit_character
1298		1538
1299	Nukes the player without looking back. If logged in, the connection will	1539	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1540	be destroyed. May block for a long time.
1301		1541
…		…
1305	my ($pl) = @_;	1545	my ($pl) = @_;
1306		1546
1307	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1308		1548
1309	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1551
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1316		1558
1317	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1596	or return [];
1355		1597
1356	my @logins;	1598	my @logins;
1357		1599
1358	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
		1601	my $path = path $login;
		1602
		1603	# a .pst is a dead give-away for a valid player
		1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1609	}
1362		1610
1363	utf8::decode $login;	1611	utf8::decode $login;
1364	push @logins, $login;	1612	push @logins, $login;
1365	}	1613	}
1366		1614
…		…
1393	}	1641	}
1394		1642
1395	\@paths	1643	\@paths
1396	}	1644	}
1397		1645
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1647
1400	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1401		1649
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1650	=item $player->ext_reply ($msgid, @msg)
1449		1651
1450	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1451		1653
1452	=cut	1654	=cut
1453		1655
1454	sub ext_reply($$%) {	1656	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1657	my ($self, $id, @msg) = @_;
1456		1658
1457	$msg{msgid} = $id;	1659	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1660	}
1460		1661
1461	=item $player->ext_event ($type, %msg)	1662	=item $player->ext_msg ($type, @msg)
1462		1663
1463	Sends an ext event to the client.	1664	Sends an ext event to the client.
1464		1665
1465	=cut	1666	=cut
1466		1667
1467	sub ext_event($$%) {	1668	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1669	my ($self, $type, @msg) = @_;
1469		1670
1470	$self->ns->ext_event ($type, %msg);	1671	$self->ns->ext_msg ($type, @msg);
1471	}	1672	}
1472		1673
1473	=head3 cf::region	1674	=head3 cf::region
1474		1675
1475	=over 4	1676	=over 4
…		…
1488	my ($path) = @_;	1689	my ($path) = @_;
1489		1690
1490	my ($match, $specificity);	1691	my ($match, $specificity);
1491		1692
1492	for my $region (list) {	1693	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1694	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1695	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1696	if $region->specificity > $specificity;
1496	}	1697	}
1497	}	1698	}
1498		1699
…		…
1519	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1521		1722
1522	sub generate_random_map {	1723	sub generate_random_map {
1523	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1524	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1729	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1618	$self->init; # pass $1 etc.	1822	$self->init; # pass $1 etc.
1619	return $self;	1823	return $self;
1620	}	1824	}
1621	}	1825	}
1622		1826
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1827	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1828	()
1625	}	1829	}
1626		1830
1627	sub init {	1831	sub init {
1628	my ($self) = @_;	1832	my ($self) = @_;
…		…
1650		1854
1651	# the temporary/swap location	1855	# the temporary/swap location
1652	sub save_path {	1856	sub save_path {
1653	my ($self) = @_;	1857	my ($self) = @_;
1654		1858
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1657	}	1861	}
1658		1862
1659	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1660	sub uniq_path {	1864	sub uniq_path {
1661	my ($self) = @_;	1865	my ($self) = @_;
1662		1866
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	1869	}
1675		1870
1676	sub decay_objects {	1871	sub decay_objects {
1677	my ($self) = @_;	1872	my ($self) = @_;
1678		1873
…		…
1691		1886
1692	sub load_header_from($) {	1887	sub load_header_from($) {
1693	my ($self, $path) = @_;	1888	my ($self, $path) = @_;
1694		1889
1695	utf8::encode $path;	1890	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1891	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	1892	or return;
		1893
		1894	$self->_load_header ($f)
		1895	or return;
		1896
		1897	local $MAP_LOADING{$self->{path}} = $self;
		1898	$f->resolve_delayed_derefs;
1701		1899
1702	$self->{load_path} = $path;	1900	$self->{load_path} = $path;
1703		1901
1704	1	1902	1
1705	}	1903	}
…		…
1759	sub find {	1957	sub find {
1760	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1761		1959
1762	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1763		1961
		1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1765		1964
1766	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1769	or return;	1967	or return;
1770		1968
1771	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1772		1970
…		…
1774	or return;	1972	or return;
1775		1973
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
		1978	undef $guard1;
1779	$map->reset;	1979	$map->reset;
1780	undef $guard;
1781	return find $path;	1980	return find $path;
1782	}	1981	}
1783		1982
1784	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
1785	}	1984	}
…		…
1794	local $self->{deny_reset} = 1; # loading can take a long time	1993	local $self->{deny_reset} = 1; # loading can take a long time
1795		1994
1796	my $path = $self->{path};	1995	my $path = $self->{path};
1797		1996
1798	{	1997	{
1799	my $guard = cf::lock_acquire "map_load:$path";	1998	my $guard = cf::lock_acquire "map_data:$path";
1800		1999
		2000	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2001	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2002
1803	$self->in_memory (cf::MAP_LOADING);	2003	$self->in_memory (cf::MAP_LOADING);
1804		2004
1805	$self->alloc;	2005	$self->alloc;
1806		2006
1807	$self->pre_load;	2007	$self->pre_load;
1808	Coro::cede;	2008	cf::cede_to_tick;
1809		2009
		2010	my $f = new_from_file cf::object::thawer $self->{load_path};
		2011	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2012	$self->_load_objects ($f)
1811	or return;	2013	or return;
1812		2014
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1814	if delete $self->{load_original};	2016	if delete $self->{load_original};
1815		2017
1816	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2019	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2020	unless (aio_stat $uniq) {
		2021	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2022	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2023	$self->_load_objects ($f);
		2024	$f->resolve_delayed_derefs;
		2025	}
1821	}	2026	}
1822	}	2027	}
1823		2028
1824	Coro::cede;	2029	$f->resolve_delayed_derefs;
		2030
		2031	cf::cede_to_tick;
1825	# now do the right thing for maps	2032	# now do the right thing for maps
1826	$self->link_multipart_objects;	2033	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2034	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2035	unless $self->difficulty;
1829	Coro::cede;	2036	cf::cede_to_tick;
1830		2037
1831	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2039	$self->decay_objects;
1833	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1834	$self->update_buttons;	2041	$self->update_buttons;
1835	Coro::cede;	2042	cf::cede_to_tick;
1836	$self->set_darkness_map;
1837	Coro::cede;
1838	$self->activate;	2043	$self->activate;
1839	}	2044	}
1840		2045
		2046	$self->{last_save} = $cf::RUNTIME;
		2047	$self->last_access ($cf::RUNTIME);
		2048
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2050	}
1843		2051
1844	$self->post_load;	2052	$self->post_load;
1845	}	2053	}
1846		2054
…		…
1855		2063
1856	$self	2064	$self
1857	}	2065	}
1858		2066
1859	# find and load all maps in the 3x3 area around a map	2067	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2068	sub load_neighbours {
1861	my ($map) = @_;	2069	my ($map) = @_;
1862		2070
1863	my @diag; # diagonal neighbours	2071	my @neigh; # diagonal neighbours
1864		2072
1865	for (0 .. 3) {	2073	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2074	my $neigh = $map->tile_path ($_)
1867	or next;	2075	or next;
1868	$neigh = find $neigh, $map	2076	$neigh = find $neigh, $map
1869	or next;	2077	or next;
1870	$neigh->load;	2078	$neigh->load;
1871		2079
		2080	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2083	}
1875		2084
1876	for (@diag) {	2085	for (grep defined $_->[0], @neigh) {
		2086	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2087	my $neigh = find $path, $origin
1878	or next;	2088	or next;
1879	$neigh->load;	2089	$neigh->load;
1880	}	2090	}
1881	}	2091	}
1882		2092
…		…
1887	}	2097	}
1888		2098
1889	sub do_load_sync {	2099	sub do_load_sync {
1890	my ($map) = @_;	2100	my ($map) = @_;
1891		2101
		2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2103	if $Coro::current == $Coro::main;
		2104
1892	cf::sync_job { $map->load };	2105	cf::sync_job { $map->load };
1893	}	2106	}
1894		2107
1895	our %MAP_PREFETCH;	2108	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2109	our $MAP_PREFETCHER = undef;
1897		2110
1898	sub find_async {	2111	sub find_async {
1899	my ($path, $origin) = @_;	2112	my ($path, $origin, $load) = @_;
1900		2113
1901	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
1902		2115
1903	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2118	}
1906		2119
1907	undef $MAP_PREFETCH{$path};	2120	$MAP_PREFETCH{$path} |= $load;
		2121
1908	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
1909	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2127	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2128	$map->load if $v;
		2129	}
1914		2130
1915	delete $MAP_PREFETCH{$path};	2131	delete $MAP_PREFETCH{$k};
1916	}	2132	}
1917	}	2133	}
1918	undef $MAP_PREFETCHER;	2134	undef $MAP_PREFETCHER;
1919	};	2135	};
1920	$MAP_PREFETCHER->prio (6);	2136	$MAP_PREFETCHER->prio (6);
…		…
1923	}	2139	}
1924		2140
1925	sub save {	2141	sub save {
1926	my ($self) = @_;	2142	my ($self) = @_;
1927		2143
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;	2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
1929		2145
1930	$self->{last_save} = $cf::RUNTIME;	2146	$self->{last_save} = $cf::RUNTIME;
1931		2147
1932	return unless $self->dirty;	2148	return unless $self->dirty;
1933		2149
…		…
1939	return if $self->{deny_save};	2155	return if $self->{deny_save};
1940		2156
1941	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
1942		2158
1943	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
1945	};	2162	};
		2163
		2164	cf::get_slot 0.02;
1946		2165
1947	if ($uniq) {	2166	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2169	} else {
…		…
1956	my ($self) = @_;	2175	my ($self) = @_;
1957		2176
1958	# save first because save cedes	2177	# save first because save cedes
1959	$self->save;	2178	$self->save;
1960		2179
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2181
1963	return if $self->players;	2182	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
1965	return if $self->{deny_save};	2184	return if $self->{deny_save};
1966		2185
		2186	$self->in_memory (cf::MAP_SWAPPED);
		2187
		2188	$self->deactivate;
		2189	$_->clear_links_to ($self) for values %cf::MAP;
1967	$self->clear;	2190	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2191	}
1970		2192
1971	sub reset_at {	2193	sub reset_at {
1972	my ($self) = @_;	2194	my ($self) = @_;
1973		2195
…		…
2005	if $uniq;	2227	if $uniq;
2006	}	2228	}
2007		2229
2008	delete $cf::MAP{$self->path};	2230	delete $cf::MAP{$self->path};
2009		2231
		2232	$self->deactivate;
		2233	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2234	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2235
2014	$self->unlink_save;	2236	$self->unlink_save;
2015	$self->destroy;	2237	$self->destroy;
2016	}	2238	}
2017		2239
2018	my $nuke_counter = "aaaa";	2240	my $nuke_counter = "aaaa";
2019		2241
2020	sub nuke {	2242	sub nuke {
2021	my ($self) = @_;	2243	my ($self) = @_;
2022		2244
		2245	{
		2246	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2247
2023	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2024		2249
2025	$self->unlink_save;	2250	$self->unlink_save;
2026		2251
2027	bless $self, "cf::map";	2252	bless $self, "cf::map";
2028	delete $self->{deny_reset};	2253	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2254	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2255	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2257
2033	$cf::MAP{$self->path} = $self;	2258	$cf::MAP{$self->path} = $self;
		2259	}
2034		2260
2035	$self->reset; # polite request, might not happen	2261	$self->reset; # polite request, might not happen
2036	}	2262	}
2037		2263
2038	=item $maps = cf::map::tmp_maps	2264	=item $maps = cf::map::tmp_maps
…		…
2080		2306
2081	sub unique_maps() {	2307	sub unique_maps() {
2082	[	2308	[
2083	map {	2309	map {
2084	utf8::decode $_;	2310	utf8::decode $_;
2085	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2086	? normalise $_	2314	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2316	]
2090	}	2317	}
2091		2318
2092	package cf;
2093
2094	=back	2319	=back
2095		2320
2096	=head3 cf::object	2321	=head3 cf::object
2097		2322
2098	=cut	2323	=cut
…		…
2101		2326
2102	=over 4	2327	=over 4
2103		2328
2104	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2105		2330
2106	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2107		2333
2108	=cut	2334	=cut
2109		2335
2110	sub inv_recursive_;	2336	sub inv_recursive_;
2111	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2114		2340
2115	sub inv_recursive {	2341	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2117	}	2343	}
2118		2344
		2345	=item $ref = $ob->ref
		2346
		2347	Creates and returns a persistent reference to an object that can be stored as a string.
		2348
		2349	=item $ob = cf::object::deref ($refstring)
		2350
		2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2352	even if the object actually exists. May block.
		2353
		2354	=cut
		2355
		2356	sub deref {
		2357	my ($ref) = @_;
		2358
		2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2360	my ($uuid, $name) = ($1, $2);
		2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2362	or return;
		2363	$pl->ob->uuid eq $uuid
		2364	or return;
		2365
		2366	$pl->ob
		2367	} else {
		2368	warn "$ref: cannot resolve object reference\n";
		2369	undef
		2370	}
		2371	}
		2372
2119	package cf;	2373	package cf;
2120		2374
2121	=back	2375	=back
2122		2376
2123	=head3 cf::object::player	2377	=head3 cf::object::player
…		…
2129	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2383	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2130	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2131	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2132		2386
2133	=cut	2387	=cut
		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
2134		2402
2135	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2404	# with dialog boxes.
2137	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2138	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
…		…
2145		2413
2146	} else {	2414	} else {
2147	my $pl = $self->contr;	2415	my $pl = $self->contr;
2148		2416
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2417	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2420
2158	} else {	2421	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2424	}
2162	}	2425	}
		2426	}
		2427
		2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2429
		2430	=cut
		2431
		2432	sub cf::object::send_msg {
		2433	my $pl = shift->contr
		2434	or return;
		2435	$pl->send_msg (@_);
2163	}	2436	}
2164		2437
2165	=item $player_object->may ("access")	2438	=item $player_object->may ("access")
2166		2439
2167	Returns wether the given player is authorized to access resource "access"	2440	Returns wether the given player is authorized to access resource "access"
…		…
2180		2453
2181	=item $player_object->enter_link	2454	=item $player_object->enter_link
2182		2455
2183	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2184		2457
2185	The player should be reasonably safe there for short amounts of time. You	2458	The player should be reasonably safe there for short amounts of time (e.g.
2186	I<MUST> call C<leave_link> as soon as possible, though.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2187		2462
2188	Will never block.	2463	Will never block.
2189		2464
2190	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2191		2466
…		…
2246	# use -1 or undef as default coordinates, not 0, 0	2521	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2522	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2523	if $x <=0 && $y <= 0;
2249		2524
2250	$map->load;	2525	$map->load;
2251	$map->load_diag;	2526	$map->load_neighbours;
2252		2527
2253	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2254	$self->activate_recursive;	2530	$self->activate_recursive;
2255		2531
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2258	}	2534	}
2259		2535
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261		2537
2262	Moves the player to the given map-path and coordinates by first freezing	2538	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2540	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2541	the new (success) or old (failed) map position. In either case, $done will
		2542	be called at the end of this process.
		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
2266		2546
2267	=cut	2547	=cut
2268		2548
2269	our $GOTOGEN;	2549	our $GOTOGEN;
2270		2550
2271	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2552	my ($self, $path, $x, $y, $check, $done) = @_;
2273		2553
2274	# do generation counting so two concurrent goto's will be executed in-order	2554	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2556
2277	$self->enter_link;	2557	$self->enter_link;
2278		2558
2279	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
		2562	# *tag paths override both path and x|y
		2563	if ($path =~ /^\*(.*)$/) {
		2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2565	my $ob = $obs[rand @obs];
		2566
		2567	# see if we actually can go there
		2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
		2574
		2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
		2578	}
		2579	}
		2580
2280	my $map = eval {	2581	my $map = eval {
2281	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2282		2583
2283	if ($map) {	2584	if ($map) {
2284	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2286	} else {	2587	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2589	}
2289		2590
2290	$map	2591	$map
2291	};	2592	};
2292		2593
…		…
2297		2598
2298	if ($gen == $self->{_goto_generation}) {	2599	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2600	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2601	$self->leave_link ($map, $x, $y);
2301	}	2602	}
		2603
		2604	$done->() if $done;
2302	})->prio (1);	2605	})->prio (1);
2303	}	2606	}
2304		2607
2305	=item $player_object->enter_exit ($exit_object)	2608	=item $player_object->enter_exit ($exit_object)
2306		2609
…		…
2326	}	2629	}
2327		2630
2328	sub prepare_random_map {	2631	sub prepare_random_map {
2329	my ($exit) = @_;	2632	my ($exit) = @_;
2330		2633
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2636	# that depends on the exit object
2336		2637
2337	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2640	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2344	}	2647	}
2345		2648
2346	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2347		2650
2348	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2351		2654
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2657	undef $fh;
2355	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2356		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2359	}	2666	}
2360	}	2667	}
2361		2668
2362	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2364		2671
2365	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2366		2673
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2674	$self->enter_link;
2379		2675
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2676	(async {
2385	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2386	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2387	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2388		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2389	1;	2700	1
2390	}) {	2701	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2706
2396	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2415		2726
2416	utf8::encode $text;	2727	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2729	}
2419		2730
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2731	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2732
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2733	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2734	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2426		2737
2427	=cut	2738	=cut
2428		2739
		2740	# non-persistent channels (usually the info channel)
		2741	our %CHANNEL = (
		2742	"c/identify" => {
		2743	id => "infobox",
		2744	title => "Identify",
		2745	reply => undef,
		2746	tooltip => "Items recently identified",
		2747	},
		2748	"c/examine" => {
		2749	id => "infobox",
		2750	title => "Examine",
		2751	reply => undef,
		2752	tooltip => "Signs and other items you examined",
		2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
		2760	"c/lookat" => {
		2761	id => "infobox",
		2762	title => "Look",
		2763	reply => undef,
		2764	tooltip => "What you saw there",
		2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/resistances" => {
		2791	id => "infobox",
		2792	title => "Resistances",
		2793	reply => undef,
		2794	tooltip => "Shows your resistances",
		2795	},
		2796	"c/pets" => {
		2797	id => "infobox",
		2798	title => "Pets",
		2799	reply => undef,
		2800	tooltip => "Shows information abotu your pets/a specific pet",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	"c/death" => {
		2821	id => "death",
		2822	title => "Death",
		2823	reply => undef,
		2824	tooltip => "Reason for and more info about your most recent death",
		2825	},
		2826	"c/say" => $SAY_CHANNEL,
		2827	"c/chat" => $CHAT_CHANNEL,
		2828	);
		2829
2429	sub cf::client::send_msg {	2830	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	2831	my ($self, $channel, $msg, $color, @extra) = @_;
2431		2832
2432	$msg = $self->pl->expand_cfpod ($msg);	2833	$msg = $self->pl->expand_cfpod ($msg)
		2834	unless $color & cf::NDI_VERBATIM;
		2835
		2836	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2837
		2838	# check predefined channels, for the benefit of C
		2839	if ($CHANNEL{$channel}) {
		2840	$channel = $CHANNEL{$channel};
		2841
		2842	$self->ext_msg (channel_info => $channel);
		2843	$channel = $channel->{id};
		2844
		2845	} elsif (ref $channel) {
		2846	# send meta info to client, if not yet sent
		2847	unless (exists $self->{channel}{$channel->{id}}) {
		2848	$self->{channel}{$channel->{id}} = $channel;
		2849	$self->ext_msg (channel_info => $channel);
		2850	}
		2851
		2852	$channel = $channel->{id};
		2853	}
2433		2854
2434	return unless @extra || length $msg;	2855	return unless @extra || length $msg;
2435		2856
2436	if ($self->can_msg) {	2857	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2858	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	2859	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		2860
2449	if ($color >= 0) {	2861	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	2862	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	2864	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		2865
		2866	# try lzf for large packets
		2867	$pkt = "lzf " . Compress::LZF::compress $pkt
		2868	if 1024 <= length $pkt and $self->{can_lzf};
		2869
		2870	# split very large packets
		2871	if (8192 < length $pkt and $self->{can_lzf}) {
		2872	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2873	$pkt = "frag";
		2874	}
		2875
		2876	$self->send_packet ($pkt);
		2877	}
		2878
2460	=item $client->ext_event ($type, %msg)	2879	=item $client->ext_msg ($type, @msg)
2461		2880
2462	Sends an ext event to the client.	2881	Sends an ext event to the client.
2463		2882
2464	=cut	2883	=cut
2465		2884
2466	sub cf::client::ext_event($$%) {	2885	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	2886	my ($self, $type, @msg) = @_;
2468		2887
		2888	if ($self->extcmd == 2) {
		2889	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2890	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	2891	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2892	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2893	}
		2894	}
		2895
		2896	=item $client->ext_reply ($msgid, @msg)
		2897
		2898	Sends an ext reply to the client.
		2899
		2900	=cut
		2901
		2902	sub cf::client::ext_reply($$@) {
		2903	my ($self, $id, @msg) = @_;
		2904
		2905	if ($self->extcmd == 2) {
		2906	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2907	} elsif ($self->extcmd == 1) {
		2908	#TODO: version 1, remove
		2909	unshift @msg, msgtype => "reply", msgid => $id;
		2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2911	}
2471	}	2912	}
2472		2913
2473	=item $success = $client->query ($flags, "text", \&cb)	2914	=item $success = $client->query ($flags, "text", \&cb)
2474		2915
2475	Queues a query to the client, calling the given callback with	2916	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	2971	my ($ns, $buf) = @_;
2531		2972
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2973	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		2974
2534	if (ref $msg) {	2975	if (ref $msg) {
		2976	my ($type, $reply, @payload) =
		2977	"ARRAY" eq ref $msg
		2978	? @$msg
		2979	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2980
		2981	my @reply;
		2982
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2983	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	2984	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	2985	}
		2986
		2987	$ns->ext_reply ($reply, @reply)
		2988	if $reply;
		2989
2541	} else {	2990	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2991	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	2992	}
2544		2993
2545	cf::override;	2994	cf::override;
…		…
2592	our $safe = new Safe "safe";	3041	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3042	our $safe_hole = new Safe::Hole;
2594		3043
2595	$SIG{FPE} = 'IGNORE';	3044	$SIG{FPE} = 'IGNORE';
2596		3045
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3046	$safe->permit_only (Opcode::opset qw(
		3047	:base_core :base_mem :base_orig :base_math
		3048	grepstart grepwhile mapstart mapwhile
		3049	sort time
		3050	));
2598		3051
2599	# here we export the classes and methods available to script code	3052	# here we export the classes and methods available to script code
2600		3053
2601	=pod	3054	=pod
2602		3055
2603	The following functions and methods are available within a safe environment:	3056	The following functions and methods are available within a safe environment:
2604		3057
2605	cf::object	3058	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3059	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3060	insert remove name archname title slaying race decrease split
		3061	value
2608		3062
2609	cf::object::player	3063	cf::object::player
2610	player	3064	player
2611		3065
2612	cf::player	3066	cf::player
…		…
2617		3071
2618	=cut	3072	=cut
2619		3073
2620	for (	3074	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3076	insert remove inv nrof name archname title slaying race
		3077	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2626	) {	3081	) {
2627	no strict 'refs';	3082	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3083	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2646	my ($code, %vars) = @_;	3101	my ($code, %vars) = @_;
2647		3102
2648	my $qcode = $code;	3103	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3105	$qcode =~ s/\n/\\n/g;
		3106
		3107	%vars = (_dummy => 0) unless %vars;
2651		3108
2652	local $_;	3109	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;	3110	local @safe::cf::_safe_eval_args = values %vars;
2654		3111
2655	my $eval =	3112	my $eval =
…		…
2703	# the server's init and main functions	3160	# the server's init and main functions
2704		3161
2705	sub load_facedata($) {	3162	sub load_facedata($) {
2706	my ($path) = @_;	3163	my ($path) = @_;
2707		3164
		3165	# HACK to clear player env face cache, we need some signal framework
		3166	# for this (global event?)
		3167	%ext::player_env::MUSIC_FACE_CACHE = ();
		3168
		3169	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3170
2708	warn "loading facedata from $path\n";	3171	warn "loading facedata from $path\n";
2709		3172
2710	my $facedata;	3173	my $facedata;
2711	0 < aio_load $path, $facedata	3174	0 < aio_load $path, $facedata
2712	or die "$path: $!";	3175	or die "$path: $!";
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3177	$facedata = Coro::Storable::thaw $facedata;
2715		3178
2716	$facedata->{version} == 2	3179	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3180	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3181
		3182	# patch in the exptable
		3183	$facedata->{resource}{"res/exp_table"} = {
		3184	type => FT_RSRC,
		3185	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3186	};
		3187	cf::cede_to_tick;
		3188
2719	{	3189	{
2720	my $faces = $facedata->{faceinfo};	3190	my $faces = $facedata->{faceinfo};
2721		3191
2722	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3194
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3195	cf::face::set_visibility $idx, $info->{visibility};
		3196	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2727	Coro::cede;	3199
		3200	cf::cede_to_tick;
2728	}	3201	}
2729		3202
2730	while (my ($face, $info) = each %$faces) {	3203	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3204	next unless $info->{smooth};
		3205
2732	my $idx = cf::face::find $face	3206	my $idx = cf::face::find $face
2733	or next;	3207	or next;
		3208
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3209	if (my $smooth = cf::face::find $info->{smooth}) {
		3210	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3212	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3213	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3214	}
2739	Coro::cede;	3215
		3216	cf::cede_to_tick;
2740	}	3217	}
2741	}	3218	}
2742		3219
2743	{	3220	{
2744	my $anims = $facedata->{animinfo};	3221	my $anims = $facedata->{animinfo};
2745		3222
2746	while (my ($anim, $info) = each %$anims) {	3223	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3224	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3225	cf::cede_to_tick;
2749	}	3226	}
2750		3227
2751	cf::anim::invalidate_all; # d'oh	3228	cf::anim::invalidate_all; # d'oh
2752	}	3229	}
2753		3230
		3231	{
		3232	# TODO: for gcfclient pleasure, we should give resources
		3233	# that gcfclient doesn't grok a >10000 face index.
		3234	my $res = $facedata->{resource};
		3235
		3236	while (my ($name, $info) = each %$res) {
		3237	if (defined $info->{type}) {
		3238	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3239	my $data;
		3240
		3241	if ($info->{type} & 1) {
		3242	# prepend meta info
		3243
		3244	my $meta = $enc->encode ({
		3245	name => $name,
		3246	%{ $info->{meta} || {} },
		3247	});
		3248
		3249	$data = pack "(w/a*)*", $meta, $info->{data};
		3250	} else {
		3251	$data = $info->{data};
		3252	}
		3253
		3254	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3255	cf::face::set_type $idx, $info->{type};
		3256	} else {
		3257	$RESOURCE{$name} = $info;
		3258	}
		3259
		3260	cf::cede_to_tick;
		3261	}
		3262	}
		3263
		3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3265
2754	1	3266	1
2755	}	3267	}
2756		3268
		3269	cf::global->attach (on_resource_update => sub {
		3270	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3271	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3272
		3273	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3274	my $sound = $soundconf->{compat}[$_]
		3275	or next;
		3276
		3277	my $face = cf::face::find "sound/$sound->[1]";
		3278	cf::sound::set $sound->[0] => $face;
		3279	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3280	}
		3281
		3282	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3283	my $face = cf::face::find "sound/$v";
		3284	cf::sound::set $k => $face;
		3285	}
		3286	}
		3287	});
		3288
		3289	register_exticmd fx_want => sub {
		3290	my ($ns, $want) = @_;
		3291
		3292	while (my ($k, $v) = each %$want) {
		3293	$ns->fx_want ($k, $v);
		3294	}
		3295	};
		3296
		3297	sub load_resource_file($) {
		3298	my $guard = lock_acquire "load_resource_file";
		3299
		3300	my $status = load_resource_file_ $_[0];
		3301	get_slot 0.1, 100;
		3302	cf::arch::commit_load;
		3303
		3304	$status
		3305	}
		3306
2757	sub reload_regions {	3307	sub reload_regions {
		3308	# HACK to clear player env face cache, we need some signal framework
		3309	# for this (global event?)
		3310	%ext::player_env::MUSIC_FACE_CACHE = ();
		3311
2758	load_resource_file "$MAPDIR/regions"	3312	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3313	or die "unable to load regions file\n";
		3314
		3315	for (cf::region::list) {
		3316	$_->{match} = qr/$_->{match}/
		3317	if exists $_->{match};
		3318	}
2760	}	3319	}
2761		3320
2762	sub reload_facedata {	3321	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3322	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3323	or die "unable to load facedata\n";
2765	}	3324	}
2766		3325
2767	sub reload_archetypes {	3326	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3327	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3328	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3329	}
2776		3330
2777	sub reload_treasures {	3331	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3332	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3333	or die "unable to load treasurelists\n";
2780	}	3334	}
2781		3335
2782	sub reload_resources {	3336	sub reload_resources {
2783	warn "reloading resource files...\n";	3337	warn "reloading resource files...\n";
2784		3338
		3339	reload_facedata;
		3340	reload_archetypes;
2785	reload_regions;	3341	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3342	reload_treasures;
2790		3343
2791	warn "finished reloading resource files\n";	3344	warn "finished reloading resource files\n";
2792	}	3345	}
2793		3346
2794	sub init {	3347	sub reload_config {
2795	reload_resources;
2796	}
2797
2798	sub cfg_load {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3349	or return;
2801		3350
2802	local $/;	3351	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
2804		3353
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806		3355
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2814	};	3363	};
2815	warn $@ if $@;	3364	warn $@ if $@;
2816	}	3365	}
2817	}	3366	}
2818		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
2819	sub main {	3387	sub main {
		3388	cf::init_globals; # initialise logging
		3389
		3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3394
		3395	cf::init_experience;
		3396	cf::init_anim;
		3397	cf::init_attackmess;
		3398	cf::init_dynamic;
		3399
		3400	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3401
2820	# we must not ever block the main coroutine	3402	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3403	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3404	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3405	(async {
2824	Event::one_event;	3406	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3407	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3408	})->prio (Coro::PRIO_MAX);
2826	};	3409	};
2827		3410
2828	cfg_load;	3411	evthread_start IO::AIO::poll_fileno;
		3412
		3413	cf::sync_job {
		3414	reload_resources;
		3415	reload_config;
2829	db_init;	3416	db_init;
		3417
		3418	cf::load_settings;
		3419	cf::load_materials;
		3420	cf::init_uuid;
		3421	cf::init_signals;
		3422	cf::init_commands;
		3423	cf::init_skills;
		3424
		3425	cf::init_beforeplay;
		3426
		3427	atomic;
		3428
2830	load_extensions;	3429	load_extensions;
2831		3430
2832	$TICK_WATCHER->start;	3431	utime time, time, $RUNTIMEFILE;
		3432
		3433	# no (long-running) fork's whatsoever before this point(!)
		3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3435
		3436	(pop @POST_INIT)->(0) while @POST_INIT;
		3437	};
		3438
2833	Event::loop;	3439	EV::loop;
2834	}	3440	}
2835		3441
2836	#############################################################################	3442	#############################################################################
2837	# initialisation and cleanup	3443	# initialisation and cleanup
2838		3444
2839	# install some emergency cleanup handlers	3445	# install some emergency cleanup handlers
2840	BEGIN {	3446	BEGIN {
		3447	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3448	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3450	cf::cleanup "SIG$signal";
2849	},
2850	);	3451	};
2851	}	3452	}
2852	}	3453	}
2853		3454
2854	sub write_runtime {	3455	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";
2856
2857	# first touch the runtime file to show we are still running:	3456	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3457	# the fsync below can take a very very long time.
2859		3458
2860	IO::AIO::aio_utime $runtime, undef, undef;	3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3460
2862	my $guard = cf::lock_acquire "write_runtime";	3461	my $guard = cf::lock_acquire "write_runtime";
2863		3462
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2865	or return;	3464	or return;
2866		3465
2867	my $value = $cf::RUNTIME + 90 + 10;	3466	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3467	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3468	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3478	aio_utime $fh, undef, undef;
2880		3479
2881	close $fh	3480	close $fh
2882	or return;	3481	or return;
2883		3482
2884	aio_rename "$runtime~", $runtime	3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3484	and return;
2886		3485
2887	warn "runtime file written.\n";	3486	warn "runtime file written.\n";
2888		3487
2889	1	3488	1
		3489	}
		3490
		3491	our $uuid_lock;
		3492	our $uuid_skip;
		3493
		3494	sub write_uuid_sync($) {
		3495	$uuid_skip ||= $_[0];
		3496
		3497	return if $uuid_lock;
		3498	local $uuid_lock = 1;
		3499
		3500	my $uuid = "$LOCALDIR/uuid";
		3501
		3502	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3503	or return;
		3504
		3505	my $value = uuid_seq uuid_cur;
		3506
		3507	unless ($value) {
		3508	warn "cowardly refusing to write zero uuid value!\n";
		3509	return;
		3510	}
		3511
		3512	my $value = uuid_str $value + $uuid_skip;
		3513	$uuid_skip = 0;
		3514
		3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3516	and return;
		3517
		3518	# always fsync - this file is important
		3519	aio_fsync $fh
		3520	and return;
		3521
		3522	close $fh
		3523	or return;
		3524
		3525	aio_rename "$uuid~", $uuid
		3526	and return;
		3527
		3528	warn "uuid file written ($value).\n";
		3529
		3530	1
		3531
		3532	}
		3533
		3534	sub write_uuid($$) {
		3535	my ($skip, $sync) = @_;
		3536
		3537	$sync ? write_uuid_sync $skip
		3538	: async { write_uuid_sync $skip };
2890	}	3539	}
2891		3540
2892	sub emergency_save() {	3541	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3542	my $freeze_guard = cf::freeze_mainloop;
2894		3543
2895	warn "enter emergency perl save\n";	3544	warn "emergency_perl_save: enter\n";
2896		3545
2897	cf::sync_job {	3546	cf::sync_job {
		3547	# this is a trade-off: we want to be very quick here, so
		3548	# save all maps without fsync, and later call a global sync
		3549	# (which in turn might be very very slow)
		3550	local $USE_FSYNC = 0;
		3551
2898	# use a peculiar iteration method to avoid tripping on perl	3552	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3553	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3555	warn "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3560	$pl->save;
2906	}	3561	}
2907	warn "end emergency player save\n";	3562	warn "emergency_perl_save: end player save\n";
2908		3563
2909	warn "begin emergency map save\n";	3564	warn "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3565	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3566	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3567	$map->valid or next;
2913	$map->save;	3568	$map->save;
2914	}	3569	}
2915	warn "end emergency map save\n";	3570	warn "emergency_perl_save: end map save\n";
2916		3571
2917	warn "begin emergency database checkpoint\n";	3572	warn "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3574	warn "emergency_perl_save: end database checkpoint\n";
		3575
		3576	warn "emergency_perl_save: begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "emergency_perl_save: end write uuid\n";
2920	};	3579	};
2921		3580
		3581	warn "emergency_perl_save: starting sync()\n";
		3582	IO::AIO::aio_sync sub {
		3583	warn "emergency_perl_save: finished sync()\n";
		3584	};
		3585
2922	warn "leave emergency perl save\n";	3586	warn "emergency_perl_save: leave\n";
2923	}	3587	}
2924		3588
2925	sub post_cleanup {	3589	sub post_cleanup {
2926	my ($make_core) = @_;	3590	my ($make_core) = @_;
2927		3591
2928	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3593	if $make_core;
		3594
		3595	my $fh = pidfile;
		3596	unlink $PIDFILE if <$fh> == $$;
		3597	}
		3598
		3599	# a safer delete_package, copied from Symbol
		3600	sub clear_package($) {
		3601	my $pkg = shift;
		3602
		3603	# expand to full symbol table name if needed
		3604	unless ($pkg =~ /^main::.*::$/) {
		3605	$pkg = "main$pkg" if $pkg =~ /^::/;
		3606	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3607	$pkg .= '::' unless $pkg =~ /::$/;
		3608	}
		3609
		3610	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3611	my $stem_symtab = *{$stem}{HASH};
		3612
		3613	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3614	or return;
		3615
		3616	# clear all symbols
		3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3618	for my $name (keys %$leaf_symtab) {
		3619	_gv_clear *{"$pkg$name"};
		3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3621	}
		3622	warn "cleared package $pkg\n";#d#
2930	}	3623	}
2931		3624
2932	sub do_reload_perl() {	3625	sub do_reload_perl() {
2933	# can/must only be called in main	3626	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3627	if ($Coro::current != $Coro::main) {
2935	warn "can only reload from main coroutine";	3628	warn "can only reload from main coroutine";
2936	return;	3629	return;
2937	}	3630	}
2938		3631
		3632	return if $RELOAD++;
		3633
		3634	my $t1 = EV::time;
		3635
		3636	while ($RELOAD) {
2939	warn "reloading...";	3637	warn "reloading...";
2940		3638
2941	warn "entering sync_job";	3639	warn "entering sync_job";
2942		3640
2943	cf::sync_job {	3641	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3643	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3644	cf::write_runtime_sync; # external watchdog should not bark
2947		3645
2948	warn "syncing database to disk";	3646	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3647	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3648
2951	# if anything goes wrong in here, we should simply crash as we already saved	3649	# if anything goes wrong in here, we should simply crash as we already saved
2952		3650
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";	3651	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3652	while (IO::AIO::nreqs || BDB::nreqs) {
2964	warn "iterate...";	3653	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();
2972
2973	warn "removing commands";
2974	%COMMAND = ();
2975
2976	warn "removing ext/exti commands";
2977	%EXTCMD = ();
2978	%EXTICMD = ();
2979
2980	warn "unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";
2983
2984	if (my $cb = $pkg->can ("unload")) {
2985	eval {
2986	$cb->($pkg);
2987	1
2988	} or warn "$pkg unloaded, but with errors: $@";
2989	}	3654	}
2990		3655
2991	warn "... nuking $pkg";	3656	warn "cancelling all extension coros";
2992	Symbol::delete_package $pkg;	3657	$_->cancel for values %EXT_CORO;
2993	}	3658	%EXT_CORO = ();
2994		3659
2995	warn "unloading all perl modules loaded from $LIBDIR";	3660	warn "removing commands";
2996	while (my ($k, $v) = each %INC) {	3661	%COMMAND = ();
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3662
		3663	warn "removing ext/exti commands";
		3664	%EXTCMD = ();
		3665	%EXTICMD = ();
		3666
		3667	warn "unloading/nuking all extensions";
		3668	for my $pkg (@EXTS) {
2999	warn "... unloading $k";	3669	warn "... unloading $pkg";
3000	delete $INC{$k};
3001		3670
3002	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;
3004
3005	if (my $cb = $k->can ("unload_module")) {	3671	if (my $cb = $pkg->can ("unload")) {
		3672	eval {
3006	$cb->();	3673	$cb->($pkg);
		3674	1
		3675	} or warn "$pkg unloaded, but with errors: $@";
		3676	}
		3677
		3678	warn "... clearing $pkg";
		3679	clear_package $pkg;
3007	}	3680	}
3008		3681
3009	Symbol::delete_package $k;	3682	warn "unloading all perl modules loaded from $LIBDIR";
		3683	while (my ($k, $v) = each %INC) {
		3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3685
		3686	warn "... unloading $k";
		3687	delete $INC{$k};
		3688
		3689	$k =~ s/\.pm$//;
		3690	$k =~ s/\//::/g;
		3691
		3692	if (my $cb = $k->can ("unload_module")) {
		3693	$cb->();
		3694	}
		3695
		3696	clear_package $k;
3010	}	3697	}
3011		3698
3012	warn "getting rid of safe::, as good as possible";	3699	warn "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3700	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		3702
3016	warn "unloading cf.pm \"a bit\"";	3703	warn "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3704	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		3706
3020	# don't, removes xs symbols, too,	3707	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3708	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3709	#clear_package __PACKAGE__;
3023		3710
3024	warn "unload completed, starting to reload now";	3711	warn "unload completed, starting to reload now";
3025		3712
3026	warn "reloading cf.pm";	3713	warn "reloading cf.pm";
3027	require cf;	3714	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3029		3716
3030	warn "loading config and database again";	3717	warn "loading config and database again";
3031	cf::cfg_load;	3718	cf::reload_config;
3032		3719
3033	warn "loading extensions";	3720	warn "loading extensions";
3034	cf::load_extensions;	3721	cf::load_extensions;
3035		3722
		3723	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	3724	warn "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3725	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3726	warn "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3727	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3728	warn "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3729	reattach $_ for values %PLAYER;
		3730	}
3042		3731
		3732	warn "running post_init jobs";
		3733	(pop @POST_INIT)->(1) while @POST_INIT;
		3734
3043	warn "leaving sync_job";	3735	warn "leaving sync_job";
3044		3736
3045	1	3737	1
3046	} or do {	3738	} or do {
3047	warn $@;	3739	warn $@;
3048	warn "error while reloading, exiting.";	3740	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3741	};
3051		3742
3052	warn "reloaded";	3743	warn "reloaded";
		3744	--$RELOAD;
		3745	}
		3746
		3747	$t1 = EV::time - $t1;
		3748	warn "reload completed in ${t1}s\n";
3053	};	3749	};
3054		3750
3055	our $RELOAD_WATCHER; # used only during reload	3751	our $RELOAD_WATCHER; # used only during reload
3056		3752
3057	sub reload_perl() {	3753	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3754	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3755	# coro crashes during coro_state_free->destroy here.
3060		3756
3061	$RELOAD_WATCHER ||= Event->timer (	3757	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	3758	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	3759
3064	data => WF_AUTOCANCEL,	3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	3761	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3762	undef $RELOAD_WATCHER;
3068	},	3763	};
3069	);	3764	};
3070	}	3765	}
3071		3766
3072	register_command "reload" => sub {	3767	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3768	my ($who, $arg) = @_;
3074		3769
3075	if ($who->flag (FLAG_WIZ)) {	3770	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3771	$who->message ("reloading server.");
		3772	async {
		3773	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3774	reload_perl;
		3775	};
3078	}	3776	}
3079	};	3777	};
3080		3778
3081	unshift @INC, $LIBDIR;	3779	unshift @INC, $LIBDIR;
3082		3780
…		…
3084		3782
3085	our @WAIT_FOR_TICK;	3783	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3784	our @WAIT_FOR_TICK_BEGIN;
3087		3785
3088	sub wait_for_tick {	3786	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3787	return if tick_inhibit || $Coro::current == $Coro::main;
3091		3788
3092	my $signal = new Coro::Signal;	3789	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3790	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3791	$signal->wait;
3095	}	3792	}
3096		3793
3097	sub wait_for_tick_begin {	3794	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3100		3796
3101	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3798	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3799	$signal->wait;
3104	}	3800	}
3105		3801
3106	my $min = 1e6;#d#	3802	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3803	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3804	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	3805	unless ++$bug_warning > 10;
3118	return;	3806	return;
3119	}	3807	}
3120		3808
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	3809	cf::server_tick; # one server iteration
3124		3810
3125	0 && sync_job {#d#	3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3126	for(1..10) {	3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3127	my $t = Event::time;	3813	Coro::async_pool {
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3814	$Coro::current->{desc} = "runtime saver";
3129	or die;	3815	write_runtime_sync
3130		3816	or warn "ERROR: unable to write runtime file: $!";
3131	$map->width (50);
3132	$map->height (50);
3133	$map->alloc;
3134	$map->_load_objects ("/tmp/x.map", 1);
3135	my $t = Event::time - $t;
3136
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	3817	};
		3818	}
3147		3819
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	3821	$sig->send;
3164	}	3822	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	3823	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	3824	$sig->send;
3167	}	3825	}
3168		3826
3169	$NOW = Event::time;	3827	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3828	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		3829
3180	_post_tick;	3830	if (0) {
3181		3831	if ($NEXT_TICK) {
3182		3832	my $jitter = $TICK_START - $NEXT_TICK;
		3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3834	warn "jitter $JITTER\n";#d#
		3835	}
3183	},	3836	}
3184	);	3837	}
3185		3838
3186	{	3839	{
3187	BDB::max_poll_time $TICK * 0.1;	3840	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	3841
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	3842	BDB::min_parallel 8;
3197		3843	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	3844	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		3845
3213	unless ($DB_ENV) {	3846	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	3847	$DB_ENV = BDB::db_env_create;
		3848	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3849	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3850	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3851	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3852	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		3853
3216	cf::sync_job {	3854	cf::sync_job {
3217	eval {	3855	eval {
3218	BDB::db_env_open	3856	BDB::db_env_open
3219	$DB_ENV,	3857	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3859	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3860	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	3861	0666;
3224		3862
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3863	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	3864	};
3230		3865
3231	cf::cleanup "db_env_open(db): $@" if $@;	3866	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	3867	};
3233	}	3868	}
		3869
		3870	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3871	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3872	};
		3873	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3874	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3875	};
		3876	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3877	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3878	};
3234	}	3879	}
3235		3880
3236	{	3881	{
		3882	# configure IO::AIO
		3883
3237	IO::AIO::min_parallel 8;	3884	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	3885	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	3886	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	3887	}
3250		3888
3251	my $_log_backtrace;	3889	my $_log_backtrace;
3252		3890
3253	sub _log_backtrace {	3891	sub _log_backtrace {
…		…
3256	$msg =~ s/\n//;	3894	$msg =~ s/\n//;
3257		3895
3258	# limit the # of concurrent backtraces	3896	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	3897	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	3898	++$_log_backtrace;
		3899	my $perl_bt = Carp::longmess $msg;
3261	async {	3900	async {
		3901	$Coro::current->{desc} = "abt $msg";
		3902
3262	my @bt = fork_call {	3903	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	3904	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3905	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3906	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	3907	or die "addr2line: $!";
…		…
3274	}	3915	}
3275		3916
3276	@funcs	3917	@funcs
3277	};	3918	};
3278		3919
3279	LOG llevInfo, "[ABT] $msg\n";	3920	LOG llevInfo, "[ABT] $perl_bt\n";
		3921	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	3922	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	3923	--$_log_backtrace;
3282	};	3924	};
3283	} else {	3925	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	3927	LOG llevInfo, "[ABT] [suppressed]\n";
3286	}	3928	}
3287	}	3929	}
3288		3930
3289	# load additional modules	3931	# load additional modules
3290	use cf::pod;	3932	require "cf/$_.pm" for @EXTRA_MODULES;
3291		3933
3292	END { cf::emergency_save }	3934	END { cf::emergency_save }
3293		3935
3294	1	3936	1
3295		3937

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