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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 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
		53	use JSON::XS 2.01 ();
25	use BDB ();	54	use BDB ();
26	use Data::Dumper;	55	use Data::Dumper;
27	use Digest::MD5;	56	use Digest::MD5;
28	use Fcntl;	57	use Fcntl;
29	use YAML::Syck ();	58	use YAML ();
30	use IO::AIO 2.32 ();	59	use IO::AIO ();
31	use Time::HiRes;	60	use Time::HiRes;
32	use Compress::LZF;	61	use Compress::LZF;
		62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
33		65
34	# configure various modules to our taste	66	# configure various modules to our taste
35	#	67	#
36	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
37	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";
38	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
39		76
40	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
41		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		79
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		81
49	our %COMMAND = ();	82	our %COMMAND = ();
50	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
53	our %EXTCMD = ();	86	our %EXTCMD = ();
54	our %EXTICMD = ();	87	our %EXTICMD = ();
55	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
56	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
57		90
58	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
59	our @EVENT;	92	our @EVENT;
60		93
61	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
62	our $DATADIR = datadir;	95	our $DATADIR = datadir;
63	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
64	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
65	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
66	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
71	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
72		109
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	112	our $NEXT_TICK;
78	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
80		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
81	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
82	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
83		121
84	our %CFG;	122	our %CFG;
85		123
86	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
88		127
89	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
90	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
92		131
93	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		134
96	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
97	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
98	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
99		144
100	binmode STDOUT;	145	binmode STDOUT;
101	binmode STDERR;	146	binmode STDERR;
102		147
103	# read virtual server time, if available	148	# read virtual server time, if available
104	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
105	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
106	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
107	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
108	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
109		156
110	mkdir $_	157	mkdir $_
111	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
112		159
113	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
156		203
157	The raw value load value from the last tick.	204	The raw value load value from the last tick.
158		205
159	=item %cf::CFG	206	=item %cf::CFG
160		207
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	209	from wherever your confdir points to.
163		210
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		212
166	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
167	returns directly I<after> the tick processing (and consequently, can only wake one process	214	returns directly I<after> the tick processing (and consequently, can only wake one process
168	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	215	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
169		216
		217	=item @cf::INVOKE_RESULTS
		218
		219	This array contains the results of the last C<invoke ()> call. When
		220	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		221	that call.
		222
170	=back	223	=back
171		224
172	=cut	225	=cut
173		226
174	BEGIN {	227	BEGIN {
…		…
178	$msg .= "\n"	231	$msg .= "\n"
179	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
180		233
181	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
182		235
183	utf8::encode $msg;
184	LOG llevError, $msg;	236	LOG llevError, $msg;
185	};	237	};
186	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
187		254
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
198	for my $pkg (qw(	265	for my $pkg (qw(
199	cf::global cf::attachable	266	cf::global cf::attachable
200	cf::object cf::object::player	267	cf::object cf::object::player
201	cf::client cf::player	268	cf::client cf::player
202	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
203	cf::map cf::party cf::region	271	cf::party cf::region
204	)) {	272	)) {
205	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	274	}
208		275
209	$Event::DIED = sub {	276	$EV::DIED = sub {
210	warn "error in event callback: @_";	277	warn "error in event callback: @_";
211	};	278	};
212		279
213	#############################################################################	280	#############################################################################
214		281
…		…
237	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
238	$d	305	$d
239	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
240	}	307	}
241		308
242	use JSON::XS ();
243
244	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
245		310
246	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
247		312
248	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
249		314
250	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
251		316
252	=cut	317	=cut
253		318
254	our $json_coder = JSON::XS->new->convert_blessed->utf8;	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		320
256	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
258		337
259	=item cf::lock_wait $string	338	=item cf::lock_wait $string
260		339
261	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
262		341
263	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
264		343
265	Wait until the given lock is available and then acquires it and returns	344	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
268	returned.	347	returned.
269		348
		349	Locks are *not* recursive, locking from the same coro twice results in a
		350	deadlocked coro.
		351
270	Lock names should begin with a unique identifier (for example, cf::map::find	352	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	353	uses map_find and cf::map::load uses map_load).
272		354
273	=item $locked = cf::lock_active $string	355	=item $locked = cf::lock_active $string
274		356
275	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
276		358
277	=cut	359	=cut
278		360
279	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
280		362
281	sub lock_wait($) {	363	sub lock_wait($) {
282	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	365	}
290		366
291	sub lock_acquire($) {	367	sub lock_acquire($) {
292	my ($key) = @_;	368	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	369	}
304		370
305	sub lock_active($) {	371	sub lock_active($) {
306	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	373	}
310		374
311	sub freeze_mainloop {	375	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
313		377
314	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	379	}
		380
		381	=item cf::periodic $interval, $cb
		382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
		394	}
		395
		396	=item cf::get_slot $time[, $priority[, $name]]
		397
		398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		399	This call blocks and returns only when you have at least C<$time> seconds
		400	of cpu time till the next tick. The slot is only valid till the next cede.
		401
		402	The optional C<$name> can be used to identify the job to run. It might be
		403	used for statistical purposes and should identify the same time-class.
		404
		405	Useful for short background jobs.
		406
		407	=cut
		408
		409	our @SLOT_QUEUE;
		410	our $SLOT_QUEUE;
		411
		412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
		416	my $signal = new Coro::Signal;
		417
		418	while () {
		419	next_job:
		420	my $avail = cf::till_tick;
		421	if ($avail > 0.01) {
		422	for (0 .. $#SLOT_QUEUE) {
		423	if ($SLOT_QUEUE[$_][0] < $avail) {
		424	my $job = splice @SLOT_QUEUE, $_, 1, ();
		425	$job->[2]->send;
		426	Coro::cede;
		427	goto next_job;
		428	}
		429	}
		430	}
		431
		432	if (@SLOT_QUEUE) {
		433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		434	push @cf::WAIT_FOR_TICK, $signal;
		435	$signal->wait;
		436	} else {
		437	Coro::schedule;
		438	}
316	};	439	}
317	$TICK_WATCHER->stop;	440	};
318	$guard	441
		442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
		445	my ($time, $pri, $name) = @_;
		446
		447	$time = $TICK * .6 if $time > $TICK * .6;
		448	my $sig = new Coro::Signal;
		449
		450	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		451	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		452	$SLOT_QUEUE->ready;
		453	$sig->wait;
319	}	454	}
320		455
321	=item cf::async { BLOCK }	456	=item cf::async { BLOCK }
322		457
323	Currently the same as Coro::async_pool, meaning you cannot use	458	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		463
329	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
330		465
331	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
332		467
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	471	acceptable.
337		472
338	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		479
345	sub sync_job(&) {	480	sub sync_job(&) {
346	my ($job) = @_;	481	my ($job) = @_;
347		482
348	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	484	my $time = EV::time;
350		485
351	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
353		488
354	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	490
356	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
357		492
358	my $busy = 1;	493	my $busy = 1;
359	my @res;	494	my @res;
360		495
361	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	498	@res = eval { $job->() };
363	warn $@ if $@;	499	warn $@ if $@;
364	undef $busy;	500	undef $busy;
365	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
366		502
367	while ($busy) {	503	while ($busy) {
368	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
369	}	508	}
		509	}
370		510
371	$time = Event::time - $time;	511	my $time = EV::time - $time;
372		512
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
377		514
378	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
379	} else {	516	} else {
380	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
381		518
…		…
406	=item fork_call { }, $args	543	=item fork_call { }, $args
407		544
408	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
412		549
413	=cut	550	=cut
414		551
415	sub fork_call(&@) {	552	sub fork_call(&@) {
416	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
417		554
418	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	555	# we seemingly have to make a local copy of the whole thing,
419	# or die "socketpair: $!";	556	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	557	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		558
423	if (my $pid = fork) {	559	my @res = Coro::Util::fork_eval {
424	close $fh2;
425
426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	die $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	560	reset_signals;
436	local $SIG{__WARN__};	561	&$cb
437	local $SIG{__DIE__};	562	}, @args;
438	eval {
439	close $fh1;
440		563
441	my @res = eval { $cb->(@args) };	564	wantarray ? @res : $res[-1]
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	565	}
443	};
444		566
445	warn $@ if $@;	567	=item $coin = coin_from_name $name
446	_exit 0;	568
447	}	569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
448	}	592	}
449		593
450	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
451		595
452	Returns a single value from the environment database.	596	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
455		599
456	Stores the given C<$value> in the family. It can currently store binary	600	Stores the given C<$value> in the family. It can currently store binary
457	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	601	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
458		602
		603	=item $db = cf::db_table "name"
		604
		605	Create and/or open a new database table. The string must not be "db" and must be unique
		606	within each server.
		607
459	=cut	608	=cut
		609
		610	sub db_table($) {
		611	my ($name) = @_;
		612	my $db = BDB::db_create $DB_ENV;
		613
		614	eval {
		615	$db->set_flags (BDB::CHKSUM);
		616
		617	utf8::encode $name;
		618	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		619	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		620	cf::cleanup "db_open(db): $!" if $!;
		621	};
		622	cf::cleanup "db_open(db): $@" if $@;
		623
		624	$db
		625	}
460		626
461	our $DB;	627	our $DB;
462		628
463	sub db_init {	629	sub db_init {
464	unless ($DB) {
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {	630	cf::sync_job {
468	eval {	631	$DB ||= db_table "db";
469	$DB->set_flags (BDB::CHKSUM);
470
471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
472	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
473	cf::cleanup "db_open(db): $!" if $!;
474	};
475	cf::cleanup "db_open(db): $@" if $@;
476	};
477	}	632	};
478	}	633	}
479		634
480	sub db_get($$) {	635	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
482		637
…		…
532	if (1) {	687	if (1) {
533	$md5 =	688	$md5 =
534	join "\x00",	689	join "\x00",
535	$processversion,	690	$processversion,
536	map {	691	map {
537	Coro::cede;	692	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	693	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	694	} 0.. $#$src;
540		695
541		696
542	my $dbmd5 = db_get cache => "$id/md5";	697	my $dbmd5 = db_get cache => "$id/md5";
…		…
580		735
581	#############################################################################	736	#############################################################################
582		737
583	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
584		739
585	Many objects in crossfire are so-called attachable objects. That means you can	740	Many objects in deliantra are so-called attachable objects. That means you can
586	attach callbacks/event handlers (a collection of which is called an "attachment")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
587	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
588		743
589	In the following description, CLASS can be any of C<global>, C<object>	744	In the following description, CLASS can be any of C<global>, C<object>
590	C<player>, C<client> or C<map> (i.e. the attachable objects in	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
591	Crossfire TRT).	746	Deliantra).
592		747
593	=over 4	748	=over 4
594		749
595	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
596		751
…		…
640	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
641		796
642	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
643	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
644		799
645	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
646	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
647		802
648	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
649		804
650	=over 4	805	=over 4
…		…
848	";	1003	";
849	die if $@;	1004	die if $@;
850	}	1005	}
851		1006
852	our $override;	1007	our $override;
853	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1008	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
854		1009
855	sub override {	1010	sub override {
856	$override = 1;	1011	$override = 1;
857	@invoke_results = ();	1012	@INVOKE_RESULTS = (@_);
858	}	1013	}
859		1014
860	sub do_invoke {	1015	sub do_invoke {
861	my $event = shift;	1016	my $event = shift;
862	my $callbacks = shift;	1017	my $callbacks = shift;
863		1018
864	@invoke_results = ();	1019	@INVOKE_RESULTS = ();
865		1020
866	local $override;	1021	local $override;
867		1022
868	for (@$callbacks) {	1023	for (@$callbacks) {
869	eval { &{$_->[1]} };	1024	eval { &{$_->[1]} };
…		…
878	}	1033	}
879		1034
880	0	1035	0
881	}	1036	}
882		1037
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		1039
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1041
887	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
888		1043
889	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1044	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
890	removed in future versions), and there is no public API to access override	1045	removed in future versions), and there is no public API to access override
891	results (if you must, access C<@cf::invoke_results> directly).	1046	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1047
893	=back	1048	=back
894		1049
895	=cut	1050	=cut
896		1051
897	#############################################################################	1052	#############################################################################
898	# object support	1053	# object support
		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
		1088	sub _can_merge {
		1089	my ($ob1, $ob2) = @_;
		1090
		1091	++$SLOW_MERGES;#d#
		1092
		1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
		1095	}
899		1096
900	sub reattach {	1097	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1099	my ($obj) = @_;
903		1100
		1101	# no longer needed after getting rid of delete_package?
904	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
905		1103
906	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
907		1105
908	@$registry = ();	1106	@$registry = ();
909		1107
…		…
924	cf::attachable->attach (	1122	cf::attachable->attach (
925	prio => -1000000,	1123	prio => -1000000,
926	on_instantiate => sub {	1124	on_instantiate => sub {
927	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
928		1126
929	$data = from_json $data;	1127	$data = decode_json $data;
930		1128
931	for (@$data) {	1129	for (@$data) {
932	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
933		1131
934	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1148	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
952		1150
953	sync_job {	1151	sync_job {
954	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
957		1156
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1162	aio_fsync $fh;
		1163	}
962	close $fh;	1164	aio_close $fh;
963		1165
964	if (@$objs) {	1166	if (@$objs) {
965	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
966	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
969	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1173	aio_fsync $fh;
		1174	}
970	close $fh;	1175	aio_close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
972	}	1177	}
973	} else {	1178	} else {
974	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
975	}	1180	}
976		1181
977	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
978	} else {	1186	} else {
979	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
980	}	1188	}
981	} else {	1189	} else {
982	aio_unlink $filename;	1190	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
984	}	1192	}
985	}	1193	};
986	}	1194	}
987		1195
988	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
990		1198
…		…
1002	or return;	1210	or return;
1003		1211
1004	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1214	or return;
		1215
1007	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1008	}	1218	}
1009		1219
		1220	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
		1223
1012	return ($data, $av);	1224	($data, $av)
1013	}	1225	}
1014		1226
1015	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
1016		1228
1017	=over 4	1229	=over 4
…		…
1071	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1072		1284
1073	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1074	}	1286	}
1075		1287
		1288	use File::Glob ();
		1289
1076	cf::player->attach (	1290	cf::player->attach (
1077	on_command => sub {	1291	on_command => sub {
1078	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1079		1293
1080	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1087	cf::override;	1301	cf::override;
1088	},	1302	},
1089	on_extcmd => sub {	1303	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1304	my ($pl, $buf) = @_;
1091		1305
1092	my $msg = eval { from_json $buf };	1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1307
1094	if (ref $msg) {	1308	if (ref $msg) {
		1309	my ($type, $reply, @payload) =
		1310	"ARRAY" eq ref $msg
		1311	? @$msg
		1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1313
		1314	my @reply;
		1315
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1316	if (my $cb = $EXTCMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1317	@reply = $cb->($pl, @payload);
1097	$pl->ext_reply ($msg->{msgid}, %reply);
1098	}
1099	}	1318	}
		1319
		1320	$pl->ext_reply ($reply, @reply)
		1321	if $reply;
		1322
1100	} else {	1323	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1325	}
1103		1326
1104	cf::override;	1327	cf::override;
1105	},	1328	},
1106	);	1329	);
		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
1107		1343
1108	sub load_extensions {	1344	sub load_extensions {
1109	cf::sync_job {	1345	cf::sync_job {
1110	my %todo;	1346	my %todo;
1111		1347
…		…
1131		1367
1132	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1133	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1134		1370
1135	$ext{source} =	1371	$ext{source} =
1136	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1137	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1138	. $source	1374	. $source
1139	. "\n};\n1";	1375	. "\n};\n1";
1140		1376
1141	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1157	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1158	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1159		1395
1160	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1161	warn $msg;	1397	warn $msg;
1162	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1163	exit 1;
1164	}	1399	}
1165		1400
1166	warn $msg;	1401	warn $msg;
1167	}	1402	}
1168		1403
…		…
1182		1417
1183	=back	1418	=back
1184		1419
1185	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1186		1421
1187	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1188		1423
1189	=cut	1424	=cut
1190		1425
1191	package cf::player;	1426	package cf::player;
1192		1427
1193	use Coro::AIO;	1428	use Coro::AIO;
1194		1429
1195	=head3 cf::player	1430	=head3 cf::player
1196		1431
1197	=over 4	1432	=over 4
		1433
		1434	=item cf::player::num_playing
		1435
		1436	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1437
		1438	=cut
		1439
		1440	sub num_playing {
		1441	scalar grep
		1442	$_->ob->map
		1443	&& !$_->hidden
		1444	&& !$_->ob->flag (cf::FLAG_WIZ),
		1445	cf::player::list
		1446	}
1198		1447
1199	=item cf::player::find $login	1448	=item cf::player::find $login
1200		1449
1201	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1202		1451
…		…
1221		1470
1222	sub exists($) {	1471	sub exists($) {
1223	my ($login) = @_;	1472	my ($login) = @_;
1224		1473
1225	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1226	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1227	}	1476	}
1228		1477
1229	sub find($) {	1478	sub find($) {
1230	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1231	my $login = $_[0];	1480	my $login = $_[0];
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1487	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1488	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1489	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1491
1243	my $pl = load_pl path $login	1492	my $f = new_from_file cf::object::thawer path $login
1244	or return;	1493	or return;
		1494
		1495	my $pl = cf::player::load_pl $f
		1496	or return;
		1497
		1498	local $cf::PLAYER_LOADING{$login} = $pl;
		1499	$f->resolve_delayed_derefs;
1245	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1246	}	1501	}
1247	}	1502	}
1248	}	1503	}
1249		1504
…		…
1258	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1259		1514
1260	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
1262		1517
		1518	cf::get_slot 0.01;
		1519
1263	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1264	Coro::cede;	1521	cf::cede_to_tick;
1265	}	1522	}
1266		1523
1267	sub new($) {	1524	sub new($) {
1268	my ($login) = @_;	1525	my ($login) = @_;
1269		1526
…		…
1275	$cf::PLAYER{$login} = $self;	1532	$cf::PLAYER{$login} = $self;
1276		1533
1277	$self	1534	$self
1278	}	1535	}
1279		1536
		1537	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1538
		1539	=cut
		1540
		1541	sub send_msg {
		1542	my $ns = shift->ns
		1543	or return;
		1544	$ns->send_msg (@_);
		1545	}
		1546
1280	=item $pl->quit_character	1547	=item $pl->quit_character
1281		1548
1282	Nukes the player without looking back. If logged in, the connection will	1549	Nukes the player without looking back. If logged in, the connection will
1283	be destroyed. May block for a long time.	1550	be destroyed. May block for a long time.
1284		1551
…		…
1288	my ($pl) = @_;	1555	my ($pl) = @_;
1289		1556
1290	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1291		1558
1292	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1293	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1294		1561
1295	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1296	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1297	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1298	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1299		1568
1300	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1301	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1337	or return [];	1606	or return [];
1338		1607
1339	my @logins;	1608	my @logins;
1340		1609
1341	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
		1611	my $path = path $login;
		1612
		1613	# a .pst is a dead give-away for a valid player
		1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1619	}
1345		1620
1346	utf8::decode $login;	1621	utf8::decode $login;
1347	push @logins, $login;	1622	push @logins, $login;
1348	}	1623	}
1349		1624
…		…
1376	}	1651	}
1377		1652
1378	\@paths	1653	\@paths
1379	}	1654	}
1380		1655
1381	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1382		1657
1383	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1384		1659
1385	=cut
1386
1387	sub expand_cfpod {
1388	((my $self), (local $_)) = @_;
1389
1390	# escape & and <
1391	s/&/&amp;/g;
1392	s/(?<![BIUGH])</&lt;/g;
1393
1394	# this is buggy, it needs to properly take care of nested <'s
1395
1396	1 while
1397	# replace B<>, I<>, U<> etc.
1398	s/B<([^\>]*)>/<b>$1<\/b>/
1399	|| s/I<([^\>]*)>/<i>$1<\/i>/
1400	|| s/U<([^\>]*)>/<u>$1<\/u>/
1401	# replace G<male|female> tags
1402	|| s{G<([^>|]*)\|([^>]*)>}{
1403	$self->gender ? $2 : $1
1404	}ge
1405	# replace H<hint text>
1406	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1407
1408	# create single paragraphs (very hackish)
1409	s/(?<=\S)\n(?=\w)/ /g;
1410
1411	$_
1412	}
1413
1414	=item $player->ext_reply ($msgid, %msg)	1660	=item $player->ext_reply ($msgid, @msg)
1415		1661
1416	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1417		1663
1418	=cut	1664	=cut
1419		1665
1420	sub ext_reply($$%) {	1666	sub ext_reply($$@) {
1421	my ($self, $id, %msg) = @_;	1667	my ($self, $id, @msg) = @_;
1422		1668
1423	$msg{msgid} = $id;	1669	$self->ns->ext_reply ($id, @msg)
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}	1670	}
1426		1671
1427	=item $player->ext_event ($type, %msg)	1672	=item $player->ext_msg ($type, @msg)
1428		1673
1429	Sends an ext event to the client.	1674	Sends an ext event to the client.
1430		1675
1431	=cut	1676	=cut
1432		1677
1433	sub ext_event($$%) {	1678	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1679	my ($self, $type, @msg) = @_;
1435		1680
1436	$self->ns->ext_event ($type, %msg);	1681	$self->ns->ext_msg ($type, @msg);
1437	}	1682	}
1438		1683
1439	=head3 cf::region	1684	=head3 cf::region
1440		1685
1441	=over 4	1686	=over 4
…		…
1454	my ($path) = @_;	1699	my ($path) = @_;
1455		1700
1456	my ($match, $specificity);	1701	my ($match, $specificity);
1457		1702
1458	for my $region (list) {	1703	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1704	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1705	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1706	if $region->specificity > $specificity;
1462	}	1707	}
1463	}	1708	}
1464		1709
…		…
1485	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1486	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1487		1732
1488	sub generate_random_map {	1733	sub generate_random_map {
1489	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1490	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1491	$self->_create_random_map (	1739	$self->_create_random_map (
1492	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1493	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1494	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1584	$self->init; # pass $1 etc.	1832	$self->init; # pass $1 etc.
1585	return $self;	1833	return $self;
1586	}	1834	}
1587	}	1835	}
1588		1836
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	1837	Carp::cluck "unable to resolve path '$path' (base '$base').";
1590	()	1838	()
1591	}	1839	}
1592		1840
1593	sub init {	1841	sub init {
1594	my ($self) = @_;	1842	my ($self) = @_;
…		…
1616		1864
1617	# the temporary/swap location	1865	# the temporary/swap location
1618	sub save_path {	1866	sub save_path {
1619	my ($self) = @_;	1867	my ($self) = @_;
1620		1868
1621	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1622	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1623	}	1871	}
1624		1872
1625	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1626	sub uniq_path {	1874	sub uniq_path {
1627	my ($self) = @_;	1875	my ($self) = @_;
1628		1876
1629	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1630	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1631	}
1632
1633	# and all this just because we cannot iterate over
1634	# all maps in C++...
1635	sub change_all_map_light {
1636	my ($change) = @_;
1637
1638	$_->change_map_light ($change)
1639	for grep $_->outdoor, values %cf::MAP;
1640	}	1879	}
1641		1880
1642	sub decay_objects {	1881	sub decay_objects {
1643	my ($self) = @_;	1882	my ($self) = @_;
1644		1883
…		…
1657		1896
1658	sub load_header_from($) {	1897	sub load_header_from($) {
1659	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1660		1899
1661	utf8::encode $path;	1900	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	or return;	1902	or return;
		1903
		1904	$self->_load_header ($f)
		1905	or return;
		1906
		1907	local $MAP_LOADING{$self->{path}} = $self;
		1908	$f->resolve_delayed_derefs;
1667		1909
1668	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1669		1911
1670	1	1912	1
1671	}	1913	}
…		…
1725	sub find {	1967	sub find {
1726	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1727		1969
1728	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1729		1971
		1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1731		1974
1732	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1733	my $guard = cf::lock_acquire "map_find:$path";
1734	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1735	or return;	1977	or return;
1736		1978
1737	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1738		1980
…		…
1740	or return;	1982	or return;
1741		1983
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
		1988	undef $guard1;
1745	$map->reset;	1989	$map->reset;
1746	undef $guard;
1747	return find $path;	1990	return find $path;
1748	}	1991	}
1749		1992
1750	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
1751	}	1994	}
…		…
1760	local $self->{deny_reset} = 1; # loading can take a long time	2003	local $self->{deny_reset} = 1; # loading can take a long time
1761		2004
1762	my $path = $self->{path};	2005	my $path = $self->{path};
1763		2006
1764	{	2007	{
1765	my $guard = cf::lock_acquire "map_load:$path";	2008	my $guard = cf::lock_acquire "map_data:$path";
1766		2009
		2010	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	2011	return unless $self->in_memory == cf::MAP_SWAPPED;
1768		2012
1769	$self->in_memory (cf::MAP_LOADING);	2013	$self->in_memory (cf::MAP_LOADING);
1770		2014
1771	$self->alloc;	2015	$self->alloc;
1772		2016
1773	$self->pre_load;	2017	$self->pre_load;
1774	Coro::cede;	2018	cf::cede_to_tick;
1775		2019
		2020	my $f = new_from_file cf::object::thawer $self->{load_path};
		2021	$f->skip_block;
1776	$self->_load_objects ($self->{load_path}, 1)	2022	$self->_load_objects ($f)
1777	or return;	2023	or return;
1778		2024
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1780	if delete $self->{load_original};	2026	if delete $self->{load_original};
1781		2027
1782	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2029	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2030	unless (aio_stat $uniq) {
		2031	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2032	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2033	$self->_load_objects ($f);
		2034	$f->resolve_delayed_derefs;
		2035	}
1787	}	2036	}
1788	}	2037	}
1789		2038
1790	Coro::cede;	2039	$f->resolve_delayed_derefs;
		2040
		2041	cf::cede_to_tick;
1791	# now do the right thing for maps	2042	# now do the right thing for maps
1792	$self->link_multipart_objects;	2043	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2044	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2045	unless $self->difficulty;
1795	Coro::cede;	2046	cf::cede_to_tick;
1796		2047
1797	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2049	$self->decay_objects;
1799	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1800	$self->update_buttons;	2051	$self->update_buttons;
1801	Coro::cede;	2052	cf::cede_to_tick;
1802	$self->set_darkness_map;
1803	Coro::cede;
1804	$self->activate;	2053	$self->activate;
1805	}	2054	}
1806		2055
		2056	$self->{last_save} = $cf::RUNTIME;
		2057	$self->last_access ($cf::RUNTIME);
		2058
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1808	}	2060	}
1809		2061
1810	$self->post_load;	2062	$self->post_load;
1811	}	2063	}
1812		2064
…		…
1821		2073
1822	$self	2074	$self
1823	}	2075	}
1824		2076
1825	# find and load all maps in the 3x3 area around a map	2077	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {	2078	sub load_neighbours {
1827	my ($map) = @_;	2079	my ($map) = @_;
1828		2080
1829	my @diag; # diagonal neighbours	2081	my @neigh; # diagonal neighbours
1830		2082
1831	for (0 .. 3) {	2083	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)	2084	my $neigh = $map->tile_path ($_)
1833	or next;	2085	or next;
1834	$neigh = find $neigh, $map	2086	$neigh = find $neigh, $map
1835	or next;	2087	or next;
1836	$neigh->load;	2088	$neigh->load;
1837		2089
		2090	push @neigh,
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}	2093	}
1841		2094
1842	for (@diag) {	2095	for (grep defined $_->[0], @neigh) {
		2096	my ($path, $origin) = @$_;
1843	my $neigh = find @$_	2097	my $neigh = find $path, $origin
1844	or next;	2098	or next;
1845	$neigh->load;	2099	$neigh->load;
1846	}	2100	}
1847	}	2101	}
1848		2102
…		…
1853	}	2107	}
1854		2108
1855	sub do_load_sync {	2109	sub do_load_sync {
1856	my ($map) = @_;	2110	my ($map) = @_;
1857		2111
		2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2113	if $Coro::current == $Coro::main;
		2114
1858	cf::sync_job { $map->load };	2115	cf::sync_job { $map->load };
1859	}	2116	}
1860		2117
1861	our %MAP_PREFETCH;	2118	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2119	our $MAP_PREFETCHER = undef;
1863		2120
1864	sub find_async {	2121	sub find_async {
1865	my ($path, $origin) = @_;	2122	my ($path, $origin, $load) = @_;
1866		2123
1867	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
1868		2125
1869	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1871	}	2128	}
1872		2129
1873	undef $MAP_PREFETCH{$path};	2130	$MAP_PREFETCH{$path} |= $load;
		2131
1874	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
1875	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2137	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2138	$map->load if $v;
		2139	}
1880		2140
1881	delete $MAP_PREFETCH{$path};	2141	delete $MAP_PREFETCH{$k};
1882	}	2142	}
1883	}	2143	}
1884	undef $MAP_PREFETCHER;	2144	undef $MAP_PREFETCHER;
1885	};	2145	};
1886	$MAP_PREFETCHER->prio (6);	2146	$MAP_PREFETCHER->prio (6);
…		…
1889	}	2149	}
1890		2150
1891	sub save {	2151	sub save {
1892	my ($self) = @_;	2152	my ($self) = @_;
1893		2153
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;	2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
1895		2155
1896	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
1897		2157
1898	return unless $self->dirty;	2158	return unless $self->dirty;
1899		2159
…		…
1905	return if $self->{deny_save};	2165	return if $self->{deny_save};
1906		2166
1907	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
1908		2168
1909	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
1911	};	2172	};
		2173
		2174	cf::get_slot 0.02;
1912		2175
1913	if ($uniq) {	2176	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1915	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1916	} else {	2179	} else {
…		…
1922	my ($self) = @_;	2185	my ($self) = @_;
1923		2186
1924	# save first because save cedes	2187	# save first because save cedes
1925	$self->save;	2188	$self->save;
1926		2189
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2191
1929	return if $self->players;	2192	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
1931	return if $self->{deny_save};	2194	return if $self->{deny_save};
1932		2195
		2196	$self->in_memory (cf::MAP_SWAPPED);
		2197
		2198	$self->deactivate;
		2199	$_->clear_links_to ($self) for values %cf::MAP;
1933	$self->clear;	2200	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2201	}
1936		2202
1937	sub reset_at {	2203	sub reset_at {
1938	my ($self) = @_;	2204	my ($self) = @_;
1939		2205
…		…
1971	if $uniq;	2237	if $uniq;
1972	}	2238	}
1973		2239
1974	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
1975		2241
		2242	$self->deactivate;
		2243	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2244	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2245
1980	$self->unlink_save;	2246	$self->unlink_save;
1981	$self->destroy;	2247	$self->destroy;
1982	}	2248	}
1983		2249
1984	my $nuke_counter = "aaaa";	2250	my $nuke_counter = "aaaa";
1985		2251
1986	sub nuke {	2252	sub nuke {
1987	my ($self) = @_;	2253	my ($self) = @_;
1988		2254
		2255	{
		2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2257
1989	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
1990		2259
1991	$self->unlink_save;	2260	$self->unlink_save;
1992		2261
1993	bless $self, "cf::map";	2262	bless $self, "cf::map";
1994	delete $self->{deny_reset};	2263	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2264	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2265	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2267
1999	$cf::MAP{$self->path} = $self;	2268	$cf::MAP{$self->path} = $self;
		2269	}
2000		2270
2001	$self->reset; # polite request, might not happen	2271	$self->reset; # polite request, might not happen
2002	}	2272	}
2003		2273
2004	=item $maps = cf::map::tmp_maps	2274	=item $maps = cf::map::tmp_maps
…		…
2046		2316
2047	sub unique_maps() {	2317	sub unique_maps() {
2048	[	2318	[
2049	map {	2319	map {
2050	utf8::decode $_;	2320	utf8::decode $_;
2051	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2052	? normalise $_	2324	: normalise $_
2053	: ()
2054	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2055	]	2326	]
2056	}	2327	}
2057		2328
2058	package cf;
2059
2060	=back	2329	=back
2061		2330
2062	=head3 cf::object	2331	=head3 cf::object
2063		2332
2064	=cut	2333	=cut
…		…
2067		2336
2068	=over 4	2337	=over 4
2069		2338
2070	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2071		2340
2072	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2073		2343
2074	=cut	2344	=cut
2075		2345
2076	sub inv_recursive_;	2346	sub inv_recursive_;
2077	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2080		2350
2081	sub inv_recursive {	2351	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2083	}	2353	}
2084		2354
		2355	=item $ref = $ob->ref
		2356
		2357	Creates and returns a persistent reference to an object that can be stored as a string.
		2358
		2359	=item $ob = cf::object::deref ($refstring)
		2360
		2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2362	even if the object actually exists. May block.
		2363
		2364	=cut
		2365
		2366	sub deref {
		2367	my ($ref) = @_;
		2368
		2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2370	my ($uuid, $name) = ($1, $2);
		2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2372	or return;
		2373	$pl->ob->uuid eq $uuid
		2374	or return;
		2375
		2376	$pl->ob
		2377	} else {
		2378	warn "$ref: cannot resolve object reference\n";
		2379	undef
		2380	}
		2381	}
		2382
2085	package cf;	2383	package cf;
2086		2384
2087	=back	2385	=back
2088		2386
2089	=head3 cf::object::player	2387	=head3 cf::object::player
…		…
2095	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2393	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2096	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2097	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2098		2396
2099	=cut	2397	=cut
		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
2100		2412
2101	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2102	# with dialog boxes.	2414	# with dialog boxes.
2103	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2104	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
…		…
2111		2423
2112	} else {	2424	} else {
2113	my $pl = $self->contr;	2425	my $pl = $self->contr;
2114		2426
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2427	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2118	$diag->{id},
2119	msgtype => "reply",
2120	msg => $diag->{pl}->expand_cfpod ($msg),
2121	add_topics => []
2122	);
2123		2430
2124	} else {	2431	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2127	}	2434	}
2128	}	2435	}
		2436	}
		2437
		2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2439
		2440	=cut
		2441
		2442	sub cf::object::send_msg {
		2443	my $pl = shift->contr
		2444	or return;
		2445	$pl->send_msg (@_);
2129	}	2446	}
2130		2447
2131	=item $player_object->may ("access")	2448	=item $player_object->may ("access")
2132		2449
2133	Returns wether the given player is authorized to access resource "access"	2450	Returns wether the given player is authorized to access resource "access"
…		…
2146		2463
2147	=item $player_object->enter_link	2464	=item $player_object->enter_link
2148		2465
2149	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2150		2467
2151	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2152	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2153		2472
2154	Will never block.	2473	Will never block.
2155		2474
2156	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2157		2476
…		…
2212	# use -1 or undef as default coordinates, not 0, 0	2531	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2532	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2533	if $x <=0 && $y <= 0;
2215		2534
2216	$map->load;	2535	$map->load;
2217	$map->load_diag;	2536	$map->load_neighbours;
2218		2537
2219	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2220	$self->activate_recursive;	2540	$self->activate_recursive;
2221		2541
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2224	}	2544	}
2225		2545
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2546	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2227		2547
2228	Moves the player to the given map-path and coordinates by first freezing	2548	Moves the player to the given map-path and coordinates by first freezing
2229	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2230	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2551	the new (success) or old (failed) map position. In either case, $done will
		2552	be called at the end of this process.
		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
2232		2556
2233	=cut	2557	=cut
2234		2558
2235	our $GOTOGEN;	2559	our $GOTOGEN;
2236		2560
2237	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2562	my ($self, $path, $x, $y, $check, $done) = @_;
2239		2563
2240	# do generation counting so two concurrent goto's will be executed in-order	2564	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2566
2243	$self->enter_link;	2567	$self->enter_link;
2244		2568
2245	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2246	my $map = eval {	2591	my $map = eval {
2247	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2248		2593
2249	if ($map) {	2594	if ($map) {
2250	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2252	} else {	2597	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2599	}
2255		2600
2256	$map	2601	$map
2257	};	2602	};
2258		2603
…		…
2263		2608
2264	if ($gen == $self->{_goto_generation}) {	2609	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2610	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2611	$self->leave_link ($map, $x, $y);
2267	}	2612	}
		2613
		2614	$done->() if $done;
2268	})->prio (1);	2615	})->prio (1);
2269	}	2616	}
2270		2617
2271	=item $player_object->enter_exit ($exit_object)	2618	=item $player_object->enter_exit ($exit_object)
2272		2619
…		…
2292	}	2639	}
2293		2640
2294	sub prepare_random_map {	2641	sub prepare_random_map {
2295	my ($exit) = @_;	2642	my ($exit) = @_;
2296		2643
2297	my $guard = cf::lock_acquire "exit_prepare:$exit";
2298
2299	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2300	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2301	# that depends on the exit object	2646	# that depends on the exit object
2302		2647
2303	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2305	if ($exit->map) {	2650	if ($exit->map) {
2306	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2307	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2308	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2309	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2310	}	2657	}
2311		2658
2312	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2313		2660
2314	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2315	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2317		2664
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2320	undef $fh;	2667	undef $fh;
2321	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2322		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2323	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2324	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2325	}	2676	}
2326	}	2677	}
2327		2678
2328	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2329	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2330		2681
2331	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2332		2683
2333	if ($exit->slaying eq "/!") {
2334	#TODO: this should de-fi-ni-te-ly not be a sync-job
2335	# the problem is that $exit might not survive long enough
2336	# so it needs to be done right now, right here
2337	cf::sync_job { prepare_random_map $exit };
2338	}
2339
2340	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2341	my $hp = $exit->stats->hp;
2342	my $sp = $exit->stats->sp;
2343
2344	$self->enter_link;	2684	$self->enter_link;
2345		2685
2346	(async {	2686	(async {
2347	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2348	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2349	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2350		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2351	1;	2710	1
2352	}) {	2711	}) {
2353	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2354	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2355	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2356	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2357		2716
2358	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2377		2736
2378	utf8::encode $text;	2737	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2738	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	2739	}
2381		2740
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	2741	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		2742
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	2743	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	2744	client if neccessary. C<$type> should be a string identifying the type of
2386	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2388		2747
2389	=cut	2748	=cut
2390		2749
		2750	# non-persistent channels (usually the info channel)
		2751	our %CHANNEL = (
		2752	"c/identify" => {
		2753	id => "infobox",
		2754	title => "Identify",
		2755	reply => undef,
		2756	tooltip => "Items recently identified",
		2757	},
		2758	"c/examine" => {
		2759	id => "infobox",
		2760	title => "Examine",
		2761	reply => undef,
		2762	tooltip => "Signs and other items you examined",
		2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
		2850	);
		2851
2391	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2393		2854
2394	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2395		2857
2396	if ($self->can_msg) {	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2398	} else {
2399	# replace some tags by gcfclient-compatible ones
2400	for ($msg) {
2401	1 while
2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2403	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2404	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2405	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2406	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2407	}
2408		2859
2409	if ($color >= 0) {	2860	# check predefined channels, for the benefit of C
2410	if (0 && $msg =~ /\[/) {	2861	if ($CHANNEL{$channel}) {
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	2862	$channel = $CHANNEL{$channel};
2412	} else {	2863
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2864	$self->ext_msg (channel_info => $channel);
2414	$self->send_packet ("drawinfo $color $msg")	2865	$channel = $channel->{id};
		2866
		2867	} elsif (ref $channel) {
		2868	# send meta info to client, if not yet sent
		2869	unless (exists $self->{channel}{$channel->{id}}) {
		2870	$self->{channel}{$channel->{id}} = $channel;
		2871	$self->ext_msg (channel_info => $channel);
2415	}	2872	}
2416	}
2417	}
2418	}
2419		2873
		2874	$channel = $channel->{id};
		2875	}
		2876
		2877	return unless @extra || length $msg;
		2878
		2879	# default colour, mask it out
		2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2881	if $color & cf::NDI_DEF;
		2882
		2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
		2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2886	);
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if (8192 < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
		2899	}
		2900
2420	=item $client->ext_event ($type, %msg)	2901	=item $client->ext_msg ($type, @msg)
2421		2902
2422	Sends an ext event to the client.	2903	Sends an ext event to the client.
2423		2904
2424	=cut	2905	=cut
2425		2906
2426	sub cf::client::ext_event($$%) {	2907	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	2908	my ($self, $type, @msg) = @_;
2428		2909
		2910	if ($self->extcmd == 2) {
		2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2912	} elsif ($self->extcmd == 1) { # TODO: remove
2429	$msg{msgtype} = "event_$type";	2913	push @msg, msgtype => "event_$type";
2430	$self->send_packet ("ext " . cf::to_json \%msg);	2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2915	}
		2916	}
		2917
		2918	=item $client->ext_reply ($msgid, @msg)
		2919
		2920	Sends an ext reply to the client.
		2921
		2922	=cut
		2923
		2924	sub cf::client::ext_reply($$@) {
		2925	my ($self, $id, @msg) = @_;
		2926
		2927	if ($self->extcmd == 2) {
		2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2929	} elsif ($self->extcmd == 1) {
		2930	#TODO: version 1, remove
		2931	unshift @msg, msgtype => "reply", msgid => $id;
		2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2933	}
2431	}	2934	}
2432		2935
2433	=item $success = $client->query ($flags, "text", \&cb)	2936	=item $success = $client->query ($flags, "text", \&cb)
2434		2937
2435	Queues a query to the client, calling the given callback with	2938	Queues a query to the client, calling the given callback with
…		…
2458		2961
2459	1	2962	1
2460	}	2963	}
2461		2964
2462	cf::client->attach (	2965	cf::client->attach (
		2966	on_connect => sub {
		2967	my ($ns) = @_;
		2968
		2969	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2970	},
2463	on_reply => sub {	2971	on_reply => sub {
2464	my ($ns, $msg) = @_;	2972	my ($ns, $msg) = @_;
2465		2973
2466	# this weird shuffling is so that direct followup queries	2974	# this weird shuffling is so that direct followup queries
2467	# get handled first	2975	# get handled first
…		…
2482	}	2990	}
2483	},	2991	},
2484	on_exticmd => sub {	2992	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	2993	my ($ns, $buf) = @_;
2486		2994
2487	my $msg = eval { from_json $buf };	2995	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		2996
2489	if (ref $msg) {	2997	if (ref $msg) {
		2998	my ($type, $reply, @payload) =
		2999	"ARRAY" eq ref $msg
		3000	? @$msg
		3001	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3002
		3003	my @reply;
		3004
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3005	if (my $cb = $EXTICMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	3006	@reply = $cb->($ns, @payload);
2492	$reply{msgid} = $msg->{msgid};
2493	$ns->send ("ext " . cf::to_json \%reply);
2494	}
2495	}	3007	}
		3008
		3009	$ns->ext_reply ($reply, @reply)
		3010	if $reply;
		3011
2496	} else {	3012	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3013	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	3014	}
2499		3015
2500	cf::override;	3016	cf::override;
…		…
2547	our $safe = new Safe "safe";	3063	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3064	our $safe_hole = new Safe::Hole;
2549		3065
2550	$SIG{FPE} = 'IGNORE';	3066	$SIG{FPE} = 'IGNORE';
2551		3067
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3068	$safe->permit_only (Opcode::opset qw(
		3069	:base_core :base_mem :base_orig :base_math
		3070	grepstart grepwhile mapstart mapwhile
		3071	sort time
		3072	));
2553		3073
2554	# here we export the classes and methods available to script code	3074	# here we export the classes and methods available to script code
2555		3075
2556	=pod	3076	=pod
2557		3077
2558	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2559		3079
2560	cf::object contr pay_amount pay_player map	3080	cf::object
		3081	contr pay_amount pay_player map x y force_find force_add destroy
		3082	insert remove name archname title slaying race decrease split
		3083	value
		3084
2561	cf::object::player player	3085	cf::object::player
2562	cf::player peaceful	3086	player
2563	cf::map trigger	3087
		3088	cf::player
		3089	peaceful
		3090
		3091	cf::map
		3092	trigger
2564		3093
2565	=cut	3094	=cut
2566		3095
2567	for (	3096	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3098	insert remove inv nrof name archname title slaying race
		3099	decrease split destroy change_exp value msg lore send_msg)],
2569	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2571	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2572	) {	3103	) {
2573	no strict 'refs';	3104	no strict 'refs';
2574	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2575	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2592	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2593		3124
2594	my $qcode = $code;	3125	my $qcode = $code;
2595	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2596	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2597		3130
2598	local $_;	3131	local $_;
2599	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2600		3133
2601	my $eval =	3134	my $eval =
…		…
2649	# the server's init and main functions	3182	# the server's init and main functions
2650		3183
2651	sub load_facedata($) {	3184	sub load_facedata($) {
2652	my ($path) = @_;	3185	my ($path) = @_;
2653		3186
		3187	# HACK to clear player env face cache, we need some signal framework
		3188	# for this (global event?)
		3189	%ext::player_env::MUSIC_FACE_CACHE = ();
		3190
		3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3192
2654	warn "loading facedata from $path\n";	3193	warn "loading facedata from $path\n";
2655		3194
2656	my $facedata;	3195	my $facedata;
2657	0 < aio_load $path, $facedata	3196	0 < aio_load $path, $facedata
2658	or die "$path: $!";	3197	or die "$path: $!";
…		…
2660	$facedata = Coro::Storable::thaw $facedata;	3199	$facedata = Coro::Storable::thaw $facedata;
2661		3200
2662	$facedata->{version} == 2	3201	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3202	or cf::cleanup "$path: version mismatch, cannot proceed.";
2664		3203
		3204	# patch in the exptable
		3205	$facedata->{resource}{"res/exp_table"} = {
		3206	type => FT_RSRC,
		3207	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3208	};
		3209	cf::cede_to_tick;
		3210
2665	{	3211	{
2666	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2667		3213
2668	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3217	cf::face::set_visibility $idx, $info->{visibility};
		3218	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2673	Coro::cede;	3221
		3222	cf::cede_to_tick;
2674	}	3223	}
2675		3224
2676	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2678	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2679	or next;	3229	or next;
		3230
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
		3232	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3234	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3236	}
2685	Coro::cede;	3237
		3238	cf::cede_to_tick;
2686	}	3239	}
2687	}	3240	}
2688		3241
2689	{	3242	{
2690	my $anims = $facedata->{animinfo};	3243	my $anims = $facedata->{animinfo};
2691		3244
2692	while (my ($anim, $info) = each %$anims) {	3245	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3246	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;	3247	cf::cede_to_tick;
2695	}	3248	}
2696		3249
2697	cf::anim::invalidate_all; # d'oh	3250	cf::anim::invalidate_all; # d'oh
2698	}	3251	}
2699		3252
		3253	{
		3254	# TODO: for gcfclient pleasure, we should give resources
		3255	# that gcfclient doesn't grok a >10000 face index.
		3256	my $res = $facedata->{resource};
		3257
		3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
		3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3261	my $data;
		3262
		3263	if ($info->{type} & 1) {
		3264	# prepend meta info
		3265
		3266	my $meta = $enc->encode ({
		3267	name => $name,
		3268	%{ $info->{meta} || {} },
		3269	});
		3270
		3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
		3278	} else {
		3279	$RESOURCE{$name} = $info;
		3280	}
		3281
		3282	cf::cede_to_tick;
		3283	}
		3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3287
2700	1	3288	1
2701	}	3289	}
2702		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
		3310
		3311	register_exticmd fx_want => sub {
		3312	my ($ns, $want) = @_;
		3313
		3314	while (my ($k, $v) = each %$want) {
		3315	$ns->fx_want ($k, $v);
		3316	}
		3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
		3328
2703	sub reload_regions {	3329	sub reload_regions {
		3330	# HACK to clear player env face cache, we need some signal framework
		3331	# for this (global event?)
		3332	%ext::player_env::MUSIC_FACE_CACHE = ();
		3333
2704	load_resource_file "$MAPDIR/regions"	3334	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3335	or die "unable to load regions file\n";
		3336
		3337	for (cf::region::list) {
		3338	$_->{match} = qr/$_->{match}/
		3339	if exists $_->{match};
		3340	}
2706	}	3341	}
2707		3342
2708	sub reload_facedata {	3343	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3344	load_facedata "$DATADIR/facedata"
2710	or die "unable to load facedata\n";	3345	or die "unable to load facedata\n";
…		…
2721	}	3356	}
2722		3357
2723	sub reload_resources {	3358	sub reload_resources {
2724	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
2725		3360
		3361	reload_facedata;
		3362	reload_archetypes;
2726	reload_regions;	3363	reload_regions;
2727	reload_facedata;
2728	#reload_archetypes;#d#
2729	reload_archetypes;
2730	reload_treasures;	3364	reload_treasures;
2731		3365
2732	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
2733	}	3367	}
2734		3368
2735	sub init {	3369	sub reload_config {
2736	reload_resources;
2737	}
2738
2739	sub cfg_load {
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
2741	or return;	3371	or return;
2742		3372
2743	local $/;	3373	local $/;
2744	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
2745		3375
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2747		3377
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2755	};	3385	};
2756	warn $@ if $@;	3386	warn $@ if $@;
2757	}	3387	}
2758	}	3388	}
2759		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
2760	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
2761	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3436	(async {
2765	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
2767	};	3440	};
2768		3441
2769	cfg_load;	3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
		3446	reload_config;
2770	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
2771	load_extensions;	3460	load_extensions;
2772		3461
2773	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
2774	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
2775	}	3471	}
2776		3472
2777	#############################################################################	3473	#############################################################################
2778	# initialisation and cleanup	3474	# initialisation and cleanup
2779		3475
2780	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
2781	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2784	reentrant => 0,
2785	data => WF_AUTOCANCEL,
2786	signal => $signal,
2787	prio => 0,
2788	cb => sub {
2789	cf::cleanup "SIG$signal";	3481	cf::cleanup "SIG$signal";
2790	},
2791	);	3482	};
2792	}	3483	}
2793	}	3484	}
2794		3485
2795	sub write_runtime {	3486	sub write_runtime_sync {
2796	my $runtime = "$LOCALDIR/runtime";
2797
2798	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
2799	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
2800		3489
2801	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2802		3491
2803	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
2804		3493
2805	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2806	or return;	3495	or return;
2807		3496
2808	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
2809	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
2810	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
2820	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
2821		3510
2822	close $fh	3511	close $fh
2823	or return;	3512	or return;
2824		3513
2825	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2826	and return;	3515	and return;
2827		3516
2828	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
2829		3518
2830	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
		3544	$uuid_skip = 0;
		3545
		3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3547	and return;
		3548
		3549	# always fsync - this file is important
		3550	aio_fsync $fh
		3551	and return;
		3552
		3553	close $fh
		3554	or return;
		3555
		3556	aio_rename "$uuid~", $uuid
		3557	and return;
		3558
		3559	warn "uuid file written ($value).\n";
		3560
		3561	1
		3562
		3563	}
		3564
		3565	sub write_uuid($$) {
		3566	my ($skip, $sync) = @_;
		3567
		3568	$sync ? write_uuid_sync $skip
		3569	: async { write_uuid_sync $skip };
2831	}	3570	}
2832		3571
2833	sub emergency_save() {	3572	sub emergency_save() {
2834	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
2835		3574
2836	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
2837		3576
2838	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
2839	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
2840	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
2841	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
2843	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	3589	$pl->valid or next;
		3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	3591	$pl->save;
2847	}	3592	}
2848	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
2849		3594
2850	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
2851	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
2852	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
2853	$map->valid or next;	3598	$map->valid or next;
2854	$map->save;	3599	$map->save;
2855	}	3600	}
2856	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
2857		3602
2858	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
2859	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
2860	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
2861	};	3610	};
2862		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
2863	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
2864	}	3618	}
2865		3619
2866	sub post_cleanup {	3620	sub post_cleanup {
2867	my ($make_core) = @_;	3621	my ($make_core) = @_;
2868		3622
2869	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
2870	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
2871	}	3654	}
2872		3655
2873	sub do_reload_perl() {	3656	sub do_reload_perl() {
2874	# can/must only be called in main	3657	# can/must only be called in main
2875	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
2876	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
2877	return;	3660	return;
2878	}	3661	}
2879		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
2880	warn "reloading...";	3668	warn "reloading...";
2881		3669
2882	warn "entering sync_job";	3670	warn "entering sync_job";
2883		3671
2884	cf::sync_job {	3672	cf::sync_job {
2885	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
2886	cf::emergency_save;	3674	cf::emergency_save;
2887	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
2888		3676
2889	warn "syncing database to disk";	3677	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
2891		3679
2892	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
2893		3681
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898
2899	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
2900	for (;;) {
2901	BDB::flush;
2902	IO::AIO::flush;
2903	Coro::cede;
2904	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
2905	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2906	}
2907
2908	++$RELOAD;
2909
2910	warn "cancelling all extension coros";
2911	$_->cancel for values %EXT_CORO;
2912	%EXT_CORO = ();
2913
2914	warn "removing commands";
2915	%COMMAND = ();
2916
2917	warn "removing ext/exti commands";
2918	%EXTCMD = ();
2919	%EXTICMD = ();
2920
2921	warn "unloading/nuking all extensions";
2922	for my $pkg (@EXTS) {
2923	warn "... unloading $pkg";
2924
2925	if (my $cb = $pkg->can ("unload")) {
2926	eval {
2927	$cb->($pkg);
2928	1
2929	} or warn "$pkg unloaded, but with errors: $@";
2930	}	3685	}
2931		3686
2932	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
2933	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
2934	}	3689	%EXT_CORO = ();
2935		3690
2936	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
2937	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
2938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2939		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
2940	warn "... unloading $k";	3700	warn "... unloading $pkg";
2941	delete $INC{$k};
2942		3701
2943	$k =~ s/\.pm$//;
2944	$k =~ s/\//::/g;
2945
2946	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
2947	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
2948	}	3711	}
2949		3712
2950	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
2951	}	3728	}
2952		3729
2953	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
2954	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
2955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2956		3733
2957	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
2958	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
2959	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2960		3737
2961	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
2962	# and global variables created in xs	3739	# and global variables created in xs
2963	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
2964		3741
2965	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
2966		3743
2967	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
2968	require cf;	3745	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2970		3747
2971	warn "loading config and database again";	3748	warn "loading config and database again";
2972	cf::cfg_load;	3749	cf::reload_config;
2973		3750
2974	warn "loading extensions";	3751	warn "loading extensions";
2975	cf::load_extensions;	3752	cf::load_extensions;
2976		3753
		3754	if ($REATTACH_ON_RELOAD) {
2977	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
2978	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
2979	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
2980	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
2981	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
2982	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
2983		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
2984	warn "leaving sync_job";	3766	warn "leaving sync_job";
2985		3767
2986	1	3768	1
2987	} or do {	3769	} or do {
2988	warn $@;	3770	warn $@;
2989	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
2990	exit 1;
2991	};	3772	};
2992		3773
2993	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
2994	};	3780	};
2995		3781
2996	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
2997		3783
2998	sub reload_perl() {	3784	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3001		3787
3002	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3003	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3004	after => 0,	3790
3005	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3006	cb => sub {
3007	do_reload_perl;	3792	do_reload_perl;
3008	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3009	},	3794	};
3010	);	3795	};
3011	}	3796	}
3012		3797
3013	register_command "reload" => sub {	3798	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3015		3800
3016	if ($who->flag (FLAG_WIZ)) {	3801	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	3802	$who->message ("reloading server.");
		3803	async {
		3804	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	3805	reload_perl;
		3806	};
3019	}	3807	}
3020	};	3808	};
3021		3809
3022	unshift @INC, $LIBDIR;	3810	unshift @INC, $LIBDIR;
3023		3811
…		…
3025		3813
3026	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3028		3816
3029	sub wait_for_tick {	3817	sub wait_for_tick {
3030	return unless $TICK_WATCHER->is_active;
3031	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3032		3819
3033	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3034	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;	3822	$signal->wait;
3036	}	3823	}
3037		3824
3038	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3041		3827
3042	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	3830	$signal->wait;
3045	}	3831	}
3046		3832
3047	my $min = 1e6;#d#	3833	sub tick {
3048	my $avg = 10;
3049	$TICK_WATCHER = Event->timer (
3050	reentrant => 0,
3051	parked => 1,
3052	prio => 0,
3053	at => $NEXT_TICK || $TICK,
3054	data => WF_AUTOCANCEL,
3055	cb => sub {
3056	if ($Coro::current != $Coro::main) {	3834	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3059	return;	3837	return;
3060	}	3838	}
3061		3839
3062	$NOW = $tick_start = Event::time;
3063
3064	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3065		3841
3066	0 && sync_job {#d#	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3067	for(1..10) {	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3068	my $t = Event::time;	3844	Coro::async_pool {
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3845	$Coro::current->{desc} = "runtime saver";
3070	or die;	3846	write_runtime_sync
3071		3847	or warn "ERROR: unable to write runtime file: $!";
3072	$map->width (50);
3073	$map->height (50);
3074	$map->alloc;
3075	$map->_load_objects ("/tmp/x.map", 1);
3076	my $t = Event::time - $t;
3077
3078	#next unless $t < 0.0013;#d#
3079	if ($t < $min) {
3080	$min = $t;
3081	}
3082	$avg = $avg * 0.99 + $t * 0.01;
3083	}
3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3085	exit 0;
3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3087	};	3848	};
		3849	}
3088		3850
3089	$RUNTIME += $TICK;
3090	$NEXT_TICK += $TICK;
3091
3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3093	$NEXT_RUNTIME_WRITE = $NOW + 10;
3094	Coro::async_pool {
3095	write_runtime
3096	or warn "ERROR: unable to write runtime file: $!";
3097	};
3098	}
3099
3100	# my $AFTER = Event::time;
3101	# warn $AFTER - $NOW;#d#
3102
3103	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	3852	$sig->send;
3105	}	3853	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3107	$sig->send;	3855	$sig->send;
3108	}	3856	}
3109		3857
3110	$NOW = Event::time;	3858	$LOAD = ($NOW - $TICK_START) / $TICK;
3111
3112	# if we are delayed by four ticks or more, skip them all
3113	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3114
3115	$TICK_WATCHER->at ($NEXT_TICK);
3116	$TICK_WATCHER->start;
3117
3118	$LOAD = ($NOW - $tick_start) / $TICK;
3119	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		3860
3121	_post_tick;	3861	if (0) {
3122		3862	if ($NEXT_TICK) {
3123		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3124	},	3867	}
3125	);	3868	}
3126		3869
3127	{	3870	{
3128	BDB::max_poll_time $TICK * 0.1;	3871	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	3872
3130	reentrant => 0,
3131	fd => BDB::poll_fileno,
3132	poll => 'r',
3133	prio => 0,
3134	data => WF_AUTOCANCEL,
3135	cb => \&BDB::poll_cb,
3136	);
3137	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3138		3874	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	3875	$AnyEvent::BDB::WATCHER->priority (1);
3140	my $status;
3141	my $current = $Coro::current;
3142	(
3143	sub {
3144	$status = $!;
3145	$current->ready; undef $current;
3146	},
3147	sub {
3148	Coro::schedule while defined $current;
3149	$! = $status;
3150	},
3151	)
3152	};
3153		3876
3154	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
		3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		3884
3157	cf::sync_job {	3885	cf::sync_job {
3158	eval {	3886	eval {
3159	BDB::db_env_open	3887	BDB::db_env_open
3160	$DB_ENV,	3888	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3890	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3891	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	3892	0666;
3165		3893
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3894	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3167
3168	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3169	$DB_ENV->set_lk_detect;
3170	};	3895	};
3171		3896
3172	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	3898	};
3174	}	3899	}
		3900
		3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3902	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3903	};
		3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3906	};
		3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3909	};
3175	}	3910	}
3176		3911
3177	{	3912	{
		3913	# configure IO::AIO
		3914
3178	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	3917	undef $AnyEvent::AIO::WATCHER;
3183	reentrant => 0,
3184	data => WF_AUTOCANCEL,
3185	fd => IO::AIO::poll_fileno,
3186	poll => 'r',
3187	prio => 6,
3188	cb => \&IO::AIO::poll_cb,
3189	);
3190	}	3918	}
3191		3919
3192	my $_log_backtrace;	3920	my $_log_backtrace;
3193		3921
3194	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3197	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3198		3926
3199	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3201	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3202	async {	3931	async {
		3932	$Coro::current->{desc} = "abt $msg";
		3933
3203	my @bt = fork_call {	3934	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3936	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3937	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	3938	or die "addr2line: $!";
…		…
3215	}	3946	}
3216		3947
3217	@funcs	3948	@funcs
3218	};	3949	};
3219		3950
3220	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3221	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3222	--$_log_backtrace;	3954	--$_log_backtrace;
3223	};	3955	};
3224	} else {	3956	} else {
3225	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3226	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3227	}	3959	}
3228	}	3960	}
3229		3961
3230	# load additional modules	3962	# load additional modules
3231	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3232		3964
3233	END { cf::emergency_save }	3965	END { cf::emergency_save }
3234		3966
3235	1	3967	1
3236		3968

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