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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.290 by root, Mon Jul 2 03:15:30 2007 UTC vs.
Revision 1.477 by root, Wed Sep 2 22:52:36 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
		62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
34		65
35	# configure various modules to our taste	66	# configure various modules to our taste
36	#	67	#
37	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		76
41	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
42		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		79
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		81
50	our %COMMAND = ();	82	our %COMMAND = ();
51	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	86	our %EXTCMD = ();
55	our %EXTICMD = ();	87	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
58		90
59	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	92	our @EVENT;
61		93
62	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	95	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
73		109
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	112	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
84		121
85	our %CFG;	122	our %CFG;
86		123
87	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
89		127
90	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
93		131
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		134
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
99	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 $REALLY_UNLOOP; # never set to true, please :)
100		144
101	binmode STDOUT;	145	binmode STDOUT;
102	binmode STDERR;	146	binmode STDERR;
103		147
104	# read virtual server time, if available	148	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
109	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
110		156
111	mkdir $_	157	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		159
114	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
157		203
158	The raw value load value from the last tick.	204	The raw value load value from the last tick.
159		205
160	=item %cf::CFG	206	=item %cf::CFG
161		207
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	209	from wherever your confdir points to.
164		210
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		212
167	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
168	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
169	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.
170		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
171	=back	223	=back
172		224
173	=cut	225	=cut
174		226
175	BEGIN {	227	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	228	my $msg = join "", @_;
178		229
179	$msg .= "\n"	230	$msg .= "\n"
180	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
181		232
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		234
184	utf8::encode $msg;
185	LOG llevError, $msg;	235	LOG llevError, $msg;
186	};	236	};
187	}	237
		238	$Coro::State::DIEHOOK = sub {
		239	return unless $^S eq 0; # "eq", not "=="
		240
		241	warn Carp::longmess $_[0];
		242
		243	if ($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	Coro::terminate
		250	};
188		251
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	252	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	253	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	254	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	255	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	262	for my $pkg (qw(
200	cf::global cf::attachable	263	cf::global cf::attachable
201	cf::object cf::object::player	264	cf::object cf::object::player
202	cf::client cf::player	265	cf::client cf::player
203	cf::arch cf::living	266	cf::arch cf::living
		267	cf::map cf::mapspace
204	cf::map cf::party cf::region	268	cf::party cf::region
205	)) {	269	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	270	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	271	}
209		272
210	$Event::DIED = sub {	273	$EV::DIED = sub {
211	warn "error in event callback: @_";	274	warn "error in event callback: @_";
212	};	275	};
213		276
214	#############################################################################	277	#############################################################################
215		278
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	301	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	302	$d
240	} || "[unable to dump $_[0]: '$@']";	303	} || "[unable to dump $_[0]: '$@']";
241	}	304	}
242		305
243	=item $ref = cf::from_json $json	306	=item $ref = cf::decode_json $json
244		307
245	Converts a JSON string into the corresponding perl data structure.	308	Converts a JSON string into the corresponding perl data structure.
246		309
247	=item $json = cf::to_json $ref	310	=item $json = cf::encode_json $ref
248		311
249	Converts a perl data structure into its JSON representation.	312	Converts a perl data structure into its JSON representation.
250		313
251	=cut	314	=cut
252		315
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	316	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		317
255	sub to_json ($) { $json_coder->encode ($_[0]) }	318	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	319	sub decode_json($) { $json_coder->decode ($_[0]) }
		320
		321	=item cf::post_init { BLOCK }
		322
		323	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		324	but I<before> the server starts ticking again.
		325
		326	The cdoeblock will have a single boolean argument to indicate whether this
		327	is a reload or not.
		328
		329	=cut
		330
		331	sub post_init(&) {
		332	push @POST_INIT, shift;
		333	}
257		334
258	=item cf::lock_wait $string	335	=item cf::lock_wait $string
259		336
260	Wait until the given lock is available. See cf::lock_acquire.	337	Wait until the given lock is available. See cf::lock_acquire.
261		338
262	=item my $lock = cf::lock_acquire $string	339	=item my $lock = cf::lock_acquire $string
263		340
264	Wait until the given lock is available and then acquires it and returns	341	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	342	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	343	for example when the coroutine gets canceled), the lock is automatically
267	returned.	344	returned.
268		345
		346	Locks are *not* recursive, locking from the same coro twice results in a
		347	deadlocked coro.
		348
269	Lock names should begin with a unique identifier (for example, cf::map::find	349	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	350	uses map_find and cf::map::load uses map_load).
271		351
272	=item $locked = cf::lock_active $string	352	=item $locked = cf::lock_active $string
273		353
274	Return true if the lock is currently active, i.e. somebody has locked it.	354	Return true if the lock is currently active, i.e. somebody has locked it.
275		355
276	=cut	356	=cut
277		357
278	our %LOCK;	358	our $LOCKS = new Coro::SemaphoreSet;
279		359
280	sub lock_wait($) {	360	sub lock_wait($) {
281	my ($key) = @_;	361	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	362	}
289		363
290	sub lock_acquire($) {	364	sub lock_acquire($) {
291	my ($key) = @_;	365	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	366	}
303		367
304	sub lock_active($) {	368	sub lock_active($) {
305	my ($key) = @_;	369	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	370	}
309		371
310	sub freeze_mainloop {	372	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	373	tick_inhibit_inc;
312		374
313	my $guard = Coro::guard {	375	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	376	}
		377
		378	=item cf::periodic $interval, $cb
		379
		380	Like EV::periodic, but randomly selects a starting point so that the actions
		381	get spread over timer.
		382
		383	=cut
		384
		385	sub periodic($$) {
		386	my ($interval, $cb) = @_;
		387
		388	my $start = rand List::Util::min 180, $interval;
		389
		390	EV::periodic $start, $interval, 0, $cb
		391	}
		392
		393	=item cf::get_slot $time[, $priority[, $name]]
		394
		395	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		396	This call blocks and returns only when you have at least C<$time> seconds
		397	of cpu time till the next tick. The slot is only valid till the next cede.
		398
		399	The optional C<$name> can be used to identify the job to run. It might be
		400	used for statistical purposes and should identify the same time-class.
		401
		402	Useful for short background jobs.
		403
		404	=cut
		405
		406	our @SLOT_QUEUE;
		407	our $SLOT_QUEUE;
		408
		409	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		410	$SLOT_QUEUE = Coro::async {
		411	$Coro::current->desc ("timeslot manager");
		412
		413	my $signal = new Coro::Signal;
		414
		415	while () {
		416	next_job:
		417	my $avail = cf::till_tick;
		418	if ($avail > 0.01) {
		419	for (0 .. $#SLOT_QUEUE) {
		420	if ($SLOT_QUEUE[$_][0] < $avail) {
		421	my $job = splice @SLOT_QUEUE, $_, 1, ();
		422	$job->[2]->send;
		423	Coro::cede;
		424	goto next_job;
		425	}
		426	}
		427	}
		428
		429	if (@SLOT_QUEUE) {
		430	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		431	push @cf::WAIT_FOR_TICK, $signal;
		432	$signal->wait;
		433	} else {
		434	Coro::schedule;
		435	}
315	};	436	}
316	$TICK_WATCHER->stop;	437	};
317	$guard	438
		439	sub get_slot($;$$) {
		440	return if tick_inhibit || $Coro::current == $Coro::main;
		441
		442	my ($time, $pri, $name) = @_;
		443
		444	$time = $TICK * .6 if $time > $TICK * .6;
		445	my $sig = new Coro::Signal;
		446
		447	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		448	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		449	$SLOT_QUEUE->ready;
		450	$sig->wait;
318	}	451	}
319		452
320	=item cf::async { BLOCK }	453	=item cf::async { BLOCK }
321		454
322	Currently the same as Coro::async_pool, meaning you cannot use	455	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		460
328	BEGIN { *async = \&Coro::async_pool }	461	BEGIN { *async = \&Coro::async_pool }
329		462
330	=item cf::sync_job { BLOCK }	463	=item cf::sync_job { BLOCK }
331		464
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	465	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	466	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	467	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	468	acceptable.
336		469
337	If it must be done, put the blocking parts into C<sync_job>. This will run	470	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	471	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		476
344	sub sync_job(&) {	477	sub sync_job(&) {
345	my ($job) = @_;	478	my ($job) = @_;
346		479
347	if ($Coro::current == $Coro::main) {	480	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	481	my $time = EV::time;
349		482
350	# this is the main coro, too bad, we have to block	483	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	484	# till the operation succeeds, freezing the server :/
352		485
353	# TODO: use suspend/resume instead	486	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	487
355	my $freeze_guard = freeze_mainloop;	488	my $freeze_guard = freeze_mainloop;
356		489
357	my $busy = 1;	490	my $busy = 1;
358	my @res;	491	my @res;
359		492
360	(async {	493	(async {
		494	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	495	@res = eval { $job->() };
362	warn $@ if $@;	496	warn $@ if $@;
363	undef $busy;	497	undef $busy;
364	})->prio (Coro::PRIO_MAX);	498	})->prio (Coro::PRIO_MAX);
365		499
366	while ($busy) {	500	while ($busy) {
367	Coro::cede or Event::one_event;	501	if (Coro::nready) {
		502	Coro::cede_notself;
		503	} else {
		504	EV::loop EV::LOOP_ONESHOT;
368	}	505	}
		506	}
369		507
370	$time = Event::time - $time;	508	my $time = EV::time - $time;
371		509
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	510	$TICK_START += $time; # do not account sync jobs to server load
376		511
377	wantarray ? @res : $res[0]	512	wantarray ? @res : $res[0]
378	} else {	513	} else {
379	# we are in another coroutine, how wonderful, everything just works	514	# we are in another coroutine, how wonderful, everything just works
380		515
…		…
405	=item fork_call { }, $args	540	=item fork_call { }, $args
406		541
407	Executes the given code block with the given arguments in a seperate	542	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	543	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	544	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	545	never block itself or use any form of event handling.
411		546
412	=cut	547	=cut
413		548
414	sub fork_call(&@) {	549	sub fork_call(&@) {
415	my ($cb, @args) = @_;	550	my ($cb, @args) = @_;
416		551
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	552	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	553	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	554	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		555
422	if (my $pid = fork) {	556	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	557	reset_signals;
435	local $SIG{__WARN__};	558	&$cb
436	local $SIG{__DIE__};	559	}, @args;
437	eval {
438	close $fh1;
439		560
440	my @res = eval { $cb->(@args) };	561	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	562	}
442	};
443		563
444	warn $@ if $@;	564	=item $coin = coin_from_name $name
445	_exit 0;	565
446	}	566	=cut
		567
		568	our %coin_alias = (
		569	"silver" => "silvercoin",
		570	"silvercoin" => "silvercoin",
		571	"silvercoins" => "silvercoin",
		572	"gold" => "goldcoin",
		573	"goldcoin" => "goldcoin",
		574	"goldcoins" => "goldcoin",
		575	"platinum" => "platinacoin",
		576	"platinumcoin" => "platinacoin",
		577	"platinumcoins" => "platinacoin",
		578	"platina" => "platinacoin",
		579	"platinacoin" => "platinacoin",
		580	"platinacoins" => "platinacoin",
		581	"royalty" => "royalty",
		582	"royalties" => "royalty",
		583	);
		584
		585	sub coin_from_name($) {
		586	$coin_alias{$_[0]}
		587	? cf::arch::find $coin_alias{$_[0]}
		588	: undef
447	}	589	}
448		590
449	=item $value = cf::db_get $family => $key	591	=item $value = cf::db_get $family => $key
450		592
451	Returns a single value from the environment database.	593	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	595	=item cf::db_put $family => $key => $value
454		596
455	Stores the given C<$value> in the family. It can currently store binary	597	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	598	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		599
		600	=item $db = cf::db_table "name"
		601
		602	Create and/or open a new database table. The string must not be "db" and must be unique
		603	within each server.
		604
458	=cut	605	=cut
		606
		607	sub db_table($) {
		608	my ($name) = @_;
		609	my $db = BDB::db_create $DB_ENV;
		610
		611	eval {
		612	$db->set_flags (BDB::CHKSUM);
		613
		614	utf8::encode $name;
		615	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		616	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		617	cf::cleanup "db_open(db): $!" if $!;
		618	};
		619	cf::cleanup "db_open(db): $@" if $@;
		620
		621	$db
		622	}
459		623
460	our $DB;	624	our $DB;
461		625
462	sub db_init {	626	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	627	cf::sync_job {
467	eval {	628	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	629	};
477	}	630	}
478		631
479	sub db_get($$) {	632	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	633	my $key = "$_[0]/$_[1]";
481		634
…		…
531	if (1) {	684	if (1) {
532	$md5 =	685	$md5 =
533	join "\x00",	686	join "\x00",
534	$processversion,	687	$processversion,
535	map {	688	map {
536	Coro::cede;	689	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	690	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	691	} 0.. $#$src;
539		692
540		693
541	my $dbmd5 = db_get cache => "$id/md5";	694	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		732
580	#############################################################################	733	#############################################################################
581		734
582	=head2 ATTACHABLE OBJECTS	735	=head2 ATTACHABLE OBJECTS
583		736
584	Many objects in crossfire are so-called attachable objects. That means you can	737	Many objects in deliantra are so-called attachable objects. That means you can
585	attach callbacks/event handlers (a collection of which is called an "attachment")	738	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	739	to it. All such attachable objects support the following methods.
587		740
588	In the following description, CLASS can be any of C<global>, C<object>	741	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	742	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	743	Deliantra).
591		744
592	=over 4	745	=over 4
593		746
594	=item $attachable->attach ($attachment, key => $value...)	747	=item $attachable->attach ($attachment, key => $value...)
595		748
…		…
639	=item cf::CLASS::attachment $name, ...	792	=item cf::CLASS::attachment $name, ...
640		793
641	Register an attachment by C<$name> through which attachable objects of the	794	Register an attachment by C<$name> through which attachable objects of the
642	given CLASS can refer to this attachment.	795	given CLASS can refer to this attachment.
643		796
644	Some classes such as crossfire maps and objects can specify attachments	797	Some classes such as deliantra maps and objects can specify attachments
645	that are attached at load/instantiate time, thus the need for a name.	798	that are attached at load/instantiate time, thus the need for a name.
646		799
647	These calls expect any number of the following handler/hook descriptions:	800	These calls expect any number of the following handler/hook descriptions:
648		801
649	=over 4	802	=over 4
…		…
847	";	1000	";
848	die if $@;	1001	die if $@;
849	}	1002	}
850		1003
851	our $override;	1004	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1005	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		1006
854	sub override {	1007	sub override {
855	$override = 1;	1008	$override = 1;
856	@invoke_results = ();	1009	@INVOKE_RESULTS = (@_);
857	}	1010	}
858		1011
859	sub do_invoke {	1012	sub do_invoke {
860	my $event = shift;	1013	my $event = shift;
861	my $callbacks = shift;	1014	my $callbacks = shift;
862		1015
863	@invoke_results = ();	1016	@INVOKE_RESULTS = ();
864		1017
865	local $override;	1018	local $override;
866		1019
867	for (@$callbacks) {	1020	for (@$callbacks) {
868	eval { &{$_->[1]} };	1021	eval { &{$_->[1]} };
…		…
877	}	1030	}
878		1031
879	0	1032	0
880	}	1033	}
881		1034
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1036
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1038
886	Generate an object-specific event with the given arguments.	1039	Generate an object-specific event with the given arguments.
887		1040
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1041	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1042	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1043	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1044
892	=back	1045	=back
893		1046
894	=cut	1047	=cut
895		1048
896	#############################################################################	1049	#############################################################################
897	# object support	1050	# object support
		1051
		1052	sub _object_equal($$);
		1053	sub _object_equal($$) {
		1054	my ($a, $b) = @_;
		1055
		1056	return 0 unless (ref $a) eq (ref $b);
		1057
		1058	if ("HASH" eq ref $a) {
		1059	my @ka = keys %$a;
		1060	my @kb = keys %$b;
		1061
		1062	return 0 if @ka != @kb;
		1063
		1064	for (0 .. $#ka) {
		1065	return 0 unless $ka[$_] eq $kb[$_];
		1066	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1067	}
		1068
		1069	} elsif ("ARRAY" eq ref $a) {
		1070
		1071	return 0 if @$a != @$b;
		1072
		1073	for (0 .. $#$a) {
		1074	return 0 unless _object_equal $a->[$_], $b->[$_];
		1075	}
		1076
		1077	} elsif ($a ne $b) {
		1078	return 0;
		1079	}
		1080
		1081	1
		1082	}
		1083
		1084	our $SLOW_MERGES;#d#
		1085	sub _can_merge {
		1086	my ($ob1, $ob2) = @_;
		1087
		1088	++$SLOW_MERGES;#d#
		1089
		1090	# we do the slow way here
		1091	return _object_equal $ob1, $ob2
		1092	}
898		1093
899	sub reattach {	1094	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1095	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1096	my ($obj) = @_;
902		1097
		1098	# no longer needed after getting rid of delete_package?
903	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1099	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
904		1100
905	my $registry = $obj->registry;	1101	my $registry = $obj->registry;
906		1102
907	@$registry = ();	1103	@$registry = ();
908		1104
…		…
923	cf::attachable->attach (	1119	cf::attachable->attach (
924	prio => -1000000,	1120	prio => -1000000,
925	on_instantiate => sub {	1121	on_instantiate => sub {
926	my ($obj, $data) = @_;	1122	my ($obj, $data) = @_;
927		1123
928	$data = from_json $data;	1124	$data = decode_json $data;
929		1125
930	for (@$data) {	1126	for (@$data) {
931	my ($name, $args) = @$_;	1127	my ($name, $args) = @$_;
932		1128
933	$obj->attach ($name, %{$args || {} });	1129	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1145	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1146	my ($filename, $rdata, $objs) = @_;
951		1147
952	sync_job {	1148	sync_job {
953	if (length $$rdata) {	1149	if (length $$rdata) {
		1150	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1151	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1152	$decname, length $$rdata, scalar @$objs;
956		1153
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1154	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1155	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1156	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1157	if ($cf::USE_FSYNC) {
		1158	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;
		1159	aio_fsync $fh;
		1160	}
961	close $fh;	1161	aio_close $fh;
962		1162
963	if (@$objs) {	1163	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1164	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1165	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1166	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1167	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1168	if ($cf::USE_FSYNC) {
		1169	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;
		1170	aio_fsync $fh;
		1171	}
969	close $fh;	1172	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1173	aio_rename "$filename.pst~", "$filename.pst";
971	}	1174	}
972	} else {	1175	} else {
973	aio_unlink "$filename.pst";	1176	aio_unlink "$filename.pst";
974	}	1177	}
975		1178
976	aio_rename "$filename~", $filename;	1179	aio_rename "$filename~", $filename;
		1180
		1181	$filename =~ s%/[^/]+$%%;
		1182	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1183	} else {
978	warn "FATAL: $filename~: $!\n";	1184	warn "unable to save objects: $filename~: $!\n";
979	}	1185	}
980	} else {	1186	} else {
981	aio_unlink $filename;	1187	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
983	}	1189	}
984	}	1190	};
985	}	1191	}
986		1192
987	sub object_freezer_as_string {	1193	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1194	my ($rdata, $objs) = @_;
989		1195
…		…
1001	or return;	1207	or return;
1002		1208
1003	unless (aio_stat "$filename.pst") {	1209	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1210	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1211	or return;
		1212
1006	$av = eval { (Storable::thaw $av)->{objs} };	1213	my $st = eval { Coro::Storable::thaw $av };
		1214	$av = $st->{objs};
1007	}	1215	}
1008		1216
		1217	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1218	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1219	$decname, length $data, scalar @{$av || []};
		1220
1011	return ($data, $av);	1221	($data, $av)
1012	}	1222	}
1013		1223
1014	=head2 COMMAND CALLBACKS	1224	=head2 COMMAND CALLBACKS
1015		1225
1016	=over 4	1226	=over 4
…		…
1070	my ($name, $cb) = @_;	1280	my ($name, $cb) = @_;
1071		1281
1072	$EXTICMD{$name} = $cb;	1282	$EXTICMD{$name} = $cb;
1073	}	1283	}
1074		1284
		1285	use File::Glob ();
		1286
1075	cf::player->attach (	1287	cf::player->attach (
1076	on_command => sub {	1288	on_command => sub {
1077	my ($pl, $name, $params) = @_;	1289	my ($pl, $name, $params) = @_;
1078		1290
1079	my $cb = $COMMAND{$name}	1291	my $cb = $COMMAND{$name}
…		…
1089	my ($pl, $buf) = @_;	1301	my ($pl, $buf) = @_;
1090		1302
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1303	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1304
1093	if (ref $msg) {	1305	if (ref $msg) {
		1306	my ($type, $reply, @payload) =
		1307	"ARRAY" eq ref $msg
		1308	? @$msg
		1309	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1310
		1311	my @reply;
		1312
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1313	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1314	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1315	}
		1316
		1317	$pl->ext_reply ($reply, @reply)
		1318	if $reply;
		1319
1099	} else {	1320	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1321	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1322	}
1102		1323
1103	cf::override;	1324	cf::override;
1104	},	1325	},
1105	);	1326	);
		1327
		1328	# "readahead" all extensions
		1329	sub cache_extensions {
		1330	my $grp = IO::AIO::aio_group;
		1331
		1332	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1333	for (grep /\.ext$/, @{$_[0]}) {
		1334	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1335	}
		1336	};
		1337
		1338	$grp
		1339	}
1106		1340
1107	sub load_extensions {	1341	sub load_extensions {
1108	cf::sync_job {	1342	cf::sync_job {
1109	my %todo;	1343	my %todo;
1110		1344
…		…
1130		1364
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1365	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1366	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1367
1134	$ext{source} =	1368	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1369	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1370	. "#line 1 \"$path\"\n{\n"
1137	. $source	1371	. $source
1138	. "\n};\n1";	1372	. "\n};\n1";
1139		1373
1140	$todo{$base} = \%ext;	1374	$todo{$base} = \%ext;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1390	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1391	: "$v->{base}: extension inactive.\n";
1158		1392
1159	if (exists $v->{meta}{mandatory}) {	1393	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1394	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1395	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1396	}
1164		1397
1165	warn $msg;	1398	warn $msg;
1166	}	1399	}
1167		1400
…		…
1181		1414
1182	=back	1415	=back
1183		1416
1184	=head2 CORE EXTENSIONS	1417	=head2 CORE EXTENSIONS
1185		1418
1186	Functions and methods that extend core crossfire objects.	1419	Functions and methods that extend core deliantra objects.
1187		1420
1188	=cut	1421	=cut
1189		1422
1190	package cf::player;	1423	package cf::player;
1191		1424
1192	use Coro::AIO;	1425	use Coro::AIO;
1193		1426
1194	=head3 cf::player	1427	=head3 cf::player
1195		1428
1196	=over 4	1429	=over 4
		1430
		1431	=item cf::player::num_playing
		1432
		1433	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1434
		1435	=cut
		1436
		1437	sub num_playing {
		1438	scalar grep
		1439	$_->ob->map
		1440	&& !$_->hidden
		1441	&& !$_->ob->flag (cf::FLAG_WIZ),
		1442	cf::player::list
		1443	}
1197		1444
1198	=item cf::player::find $login	1445	=item cf::player::find $login
1199		1446
1200	Returns the given player object, loading it if necessary (might block).	1447	Returns the given player object, loading it if necessary (might block).
1201		1448
…		…
1220		1467
1221	sub exists($) {	1468	sub exists($) {
1222	my ($login) = @_;	1469	my ($login) = @_;
1223		1470
1224	$cf::PLAYER{$login}	1471	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1472	or !aio_stat path $login
1226	}	1473	}
1227		1474
1228	sub find($) {	1475	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1476	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1477	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1484	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1485	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1486	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1487	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1488
1242	my $pl = load_pl path $login	1489	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1490	or return;
		1491
		1492	my $pl = cf::player::load_pl $f
		1493	or return;
		1494
		1495	local $cf::PLAYER_LOADING{$login} = $pl;
		1496	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1497	$cf::PLAYER{$login} = $pl
1245	}	1498	}
1246	}	1499	}
1247	}	1500	}
1248		1501
…		…
1257	return if $pl->{deny_save};	1510	return if $pl->{deny_save};
1258		1511
1259	aio_mkdir playerdir $pl, 0770;	1512	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1513	$pl->{last_save} = $cf::RUNTIME;
1261		1514
		1515	cf::get_slot 0.01;
		1516
1262	$pl->save_pl ($path);	1517	$pl->save_pl ($path);
1263	Coro::cede;	1518	cf::cede_to_tick;
1264	}	1519	}
1265		1520
1266	sub new($) {	1521	sub new($) {
1267	my ($login) = @_;	1522	my ($login) = @_;
1268		1523
…		…
1274	$cf::PLAYER{$login} = $self;	1529	$cf::PLAYER{$login} = $self;
1275		1530
1276	$self	1531	$self
1277	}	1532	}
1278		1533
		1534	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1535
		1536	=cut
		1537
		1538	sub send_msg {
		1539	my $ns = shift->ns
		1540	or return;
		1541	$ns->send_msg (@_);
		1542	}
		1543
1279	=item $pl->quit_character	1544	=item $pl->quit_character
1280		1545
1281	Nukes the player without looking back. If logged in, the connection will	1546	Nukes the player without looking back. If logged in, the connection will
1282	be destroyed. May block for a long time.	1547	be destroyed. May block for a long time.
1283		1548
…		…
1287	my ($pl) = @_;	1552	my ($pl) = @_;
1288		1553
1289	my $name = $pl->ob->name;	1554	my $name = $pl->ob->name;
1290		1555
1291	$pl->{deny_save} = 1;	1556	$pl->{deny_save} = 1;
1292	$pl->password ("*"); # this should lock out the player until we nuked the dir	1557	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1293		1558
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1559	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1560	$pl->deactivate;
		1561	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1562	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1563	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1564	$pl->ns->destroy if $pl->ns;
1298		1565
1299	my $path = playerdir $pl;	1566	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1567	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1603	or return [];
1337		1604
1338	my @logins;	1605	my @logins;
1339		1606
1340	for my $login (@$dirs) {	1607	for my $login (@$dirs) {
		1608	my $path = path $login;
		1609
		1610	# a .pst is a dead give-away for a valid player
		1611	# if no pst file found, open and chekc for blocked users
		1612	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1613	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1614	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1615	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1616	}
1344		1617
1345	utf8::decode $login;	1618	utf8::decode $login;
1346	push @logins, $login;	1619	push @logins, $login;
1347	}	1620	}
1348		1621
…		…
1375	}	1648	}
1376		1649
1377	\@paths	1650	\@paths
1378	}	1651	}
1379		1652
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1653	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1654
1382	Expand crossfire pod fragments into protocol xml.	1655	Expand deliantra pod fragments into protocol xml.
1383		1656
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1406
1407	# create single paragraphs (very hackish)
1408	s/(?<=\S)\n(?=\w)/ /g;
1409
1410	$_
1411	}
1412
1413	=item $player->ext_reply ($msgid, %msg)	1657	=item $player->ext_reply ($msgid, @msg)
1414		1658
1415	Sends an ext reply to the player.	1659	Sends an ext reply to the player.
1416		1660
1417	=cut	1661	=cut
1418		1662
1419	sub ext_reply($$%) {	1663	sub ext_reply($$@) {
1420	my ($self, $id, %msg) = @_;	1664	my ($self, $id, @msg) = @_;
1421		1665
1422	$msg{msgid} = $id;	1666	$self->ns->ext_reply ($id, @msg)
1423	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1424	}	1667	}
1425		1668
1426	=item $player->ext_event ($type, %msg)	1669	=item $player->ext_msg ($type, @msg)
1427		1670
1428	Sends an ext event to the client.	1671	Sends an ext event to the client.
1429		1672
1430	=cut	1673	=cut
1431		1674
1432	sub ext_event($$%) {	1675	sub ext_msg($$@) {
1433	my ($self, $type, %msg) = @_;	1676	my ($self, $type, @msg) = @_;
1434		1677
1435	$self->ns->ext_event ($type, %msg);	1678	$self->ns->ext_msg ($type, @msg);
1436	}	1679	}
1437		1680
1438	=head3 cf::region	1681	=head3 cf::region
1439		1682
1440	=over 4	1683	=over 4
…		…
1453	my ($path) = @_;	1696	my ($path) = @_;
1454		1697
1455	my ($match, $specificity);	1698	my ($match, $specificity);
1456		1699
1457	for my $region (list) {	1700	for my $region (list) {
1458	if ($region->match && $path =~ $region->match) {	1701	if ($region->{match} && $path =~ $region->{match}) {
1459	($match, $specificity) = ($region, $region->specificity)	1702	($match, $specificity) = ($region, $region->specificity)
1460	if $region->specificity > $specificity;	1703	if $region->specificity > $specificity;
1461	}	1704	}
1462	}	1705	}
1463		1706
…		…
1484	our $MAX_RESET = 3600;	1727	our $MAX_RESET = 3600;
1485	our $DEFAULT_RESET = 3000;	1728	our $DEFAULT_RESET = 3000;
1486		1729
1487	sub generate_random_map {	1730	sub generate_random_map {
1488	my ($self, $rmp) = @_;	1731	my ($self, $rmp) = @_;
		1732
		1733	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1734
1489	# mit "rum" bekleckern, nicht	1735	# mit "rum" bekleckern, nicht
1490	$self->_create_random_map (	1736	$self->_create_random_map (
1491	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1492	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1493	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1583	$self->init; # pass $1 etc.	1829	$self->init; # pass $1 etc.
1584	return $self;	1830	return $self;
1585	}	1831	}
1586	}	1832	}
1587		1833
1588	Carp::carp "unable to resolve path '$path' (base '$base').";	1834	Carp::cluck "unable to resolve path '$path' (base '$base').";
1589	()	1835	()
1590	}	1836	}
1591		1837
1592	sub init {	1838	sub init {
1593	my ($self) = @_;	1839	my ($self) = @_;
…		…
1615		1861
1616	# the temporary/swap location	1862	# the temporary/swap location
1617	sub save_path {	1863	sub save_path {
1618	my ($self) = @_;	1864	my ($self) = @_;
1619		1865
1620	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1621	"$TMPDIR/$path.map"	1867	"$TMPDIR/$path.map"
1622	}	1868	}
1623		1869
1624	# the unique path, undef == no special unique path	1870	# the unique path, undef == no special unique path
1625	sub uniq_path {	1871	sub uniq_path {
1626	my ($self) = @_;	1872	my ($self) = @_;
1627		1873
1628	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1629	"$UNIQUEDIR/$path"	1875	"$UNIQUEDIR/$path"
1630	}
1631
1632	# and all this just because we cannot iterate over
1633	# all maps in C++...
1634	sub change_all_map_light {
1635	my ($change) = @_;
1636
1637	$_->change_map_light ($change)
1638	for grep $_->outdoor, values %cf::MAP;
1639	}	1876	}
1640		1877
1641	sub decay_objects {	1878	sub decay_objects {
1642	my ($self) = @_;	1879	my ($self) = @_;
1643		1880
…		…
1656		1893
1657	sub load_header_from($) {	1894	sub load_header_from($) {
1658	my ($self, $path) = @_;	1895	my ($self, $path) = @_;
1659		1896
1660	utf8::encode $path;	1897	utf8::encode $path;
1661	#aio_open $path, O_RDONLY, 0	1898	my $f = new_from_file cf::object::thawer $path
1662	# or return;
1663
1664	$self->_load_header ($path)
1665	or return;	1899	or return;
		1900
		1901	$self->_load_header ($f)
		1902	or return;
		1903
		1904	local $MAP_LOADING{$self->{path}} = $self;
		1905	$f->resolve_delayed_derefs;
1666		1906
1667	$self->{load_path} = $path;	1907	$self->{load_path} = $path;
1668		1908
1669	1	1909	1
1670	}	1910	}
…		…
1724	sub find {	1964	sub find {
1725	my ($path, $origin) = @_;	1965	my ($path, $origin) = @_;
1726		1966
1727	$path = normalise $path, $origin && $origin->path;	1967	$path = normalise $path, $origin && $origin->path;
1728		1968
		1969	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1729	cf::lock_wait "map_find:$path";	1970	my $guard2 = cf::lock_acquire "map_find:$path";
1730		1971
1731	$cf::MAP{$path} || do {	1972	$cf::MAP{$path} || do {
1732	my $guard = cf::lock_acquire "map_find:$path";
1733	my $map = new_from_path cf::map $path	1973	my $map = new_from_path cf::map $path
1734	or return;	1974	or return;
1735		1975
1736	$map->{last_save} = $cf::RUNTIME;	1976	$map->{last_save} = $cf::RUNTIME;
1737		1977
…		…
1739	or return;	1979	or return;
1740		1980
1741	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1981	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1742	# doing this can freeze the server in a sync job, obviously	1982	# doing this can freeze the server in a sync job, obviously
1743	#$cf::WAIT_FOR_TICK->wait;	1983	#$cf::WAIT_FOR_TICK->wait;
		1984	undef $guard2;
		1985	undef $guard1;
1744	$map->reset;	1986	$map->reset;
1745	undef $guard;
1746	return find $path;	1987	return find $path;
1747	}	1988	}
1748		1989
1749	$cf::MAP{$path} = $map	1990	$cf::MAP{$path} = $map
1750	}	1991	}
…		…
1759	local $self->{deny_reset} = 1; # loading can take a long time	2000	local $self->{deny_reset} = 1; # loading can take a long time
1760		2001
1761	my $path = $self->{path};	2002	my $path = $self->{path};
1762		2003
1763	{	2004	{
1764	my $guard = cf::lock_acquire "map_load:$path";	2005	my $guard = cf::lock_acquire "map_data:$path";
1765		2006
		2007	return unless $self->valid;
1766	return if $self->in_memory != cf::MAP_SWAPPED;	2008	return unless $self->in_memory == cf::MAP_SWAPPED;
1767		2009
1768	$self->in_memory (cf::MAP_LOADING);	2010	$self->in_memory (cf::MAP_LOADING);
1769		2011
1770	$self->alloc;	2012	$self->alloc;
1771		2013
1772	$self->pre_load;	2014	$self->pre_load;
1773	Coro::cede;	2015	cf::cede_to_tick;
1774		2016
		2017	my $f = new_from_file cf::object::thawer $self->{load_path};
		2018	$f->skip_block;
1775	$self->_load_objects ($self->{load_path}, 1)	2019	$self->_load_objects ($f)
1776	or return;	2020	or return;
1777		2021
1778	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2022	$self->post_load_original
1779	if delete $self->{load_original};	2023	if delete $self->{load_original};
1780		2024
1781	if (my $uniq = $self->uniq_path) {	2025	if (my $uniq = $self->uniq_path) {
1782	utf8::encode $uniq;	2026	utf8::encode $uniq;
1783	if (aio_open $uniq, O_RDONLY, 0) {	2027	unless (aio_stat $uniq) {
		2028	if (my $f = new_from_file cf::object::thawer $uniq) {
1784	$self->clear_unique_items;	2029	$self->clear_unique_items;
1785	$self->_load_objects ($uniq, 0);	2030	$self->_load_objects ($f);
		2031	$f->resolve_delayed_derefs;
		2032	}
1786	}	2033	}
1787	}	2034	}
1788		2035
1789	Coro::cede;	2036	$f->resolve_delayed_derefs;
		2037
		2038	cf::cede_to_tick;
1790	# now do the right thing for maps	2039	# now do the right thing for maps
1791	$self->link_multipart_objects;	2040	$self->link_multipart_objects;
1792	$self->difficulty ($self->estimate_difficulty)	2041	$self->difficulty ($self->estimate_difficulty)
1793	unless $self->difficulty;	2042	unless $self->difficulty;
1794	Coro::cede;	2043	cf::cede_to_tick;
1795		2044
1796	unless ($self->{deny_activate}) {	2045	unless ($self->{deny_activate}) {
1797	$self->decay_objects;	2046	$self->decay_objects;
1798	$self->fix_auto_apply;	2047	$self->fix_auto_apply;
1799	$self->update_buttons;	2048	$self->update_buttons;
1800	Coro::cede;	2049	cf::cede_to_tick;
1801	$self->set_darkness_map;
1802	Coro::cede;
1803	$self->activate;	2050	$self->activate;
1804	}	2051	}
1805		2052
		2053	$self->{last_save} = $cf::RUNTIME;
		2054	$self->last_access ($cf::RUNTIME);
		2055
1806	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1807	}	2057	}
1808		2058
1809	$self->post_load;	2059	$self->post_load;
1810	}	2060	}
1811		2061
…		…
1820		2070
1821	$self	2071	$self
1822	}	2072	}
1823		2073
1824	# find and load all maps in the 3x3 area around a map	2074	# find and load all maps in the 3x3 area around a map
1825	sub load_diag {	2075	sub load_neighbours {
1826	my ($map) = @_;	2076	my ($map) = @_;
1827		2077
1828	my @diag; # diagonal neighbours	2078	my @neigh; # diagonal neighbours
1829		2079
1830	for (0 .. 3) {	2080	for (0 .. 3) {
1831	my $neigh = $map->tile_path ($_)	2081	my $neigh = $map->tile_path ($_)
1832	or next;	2082	or next;
1833	$neigh = find $neigh, $map	2083	$neigh = find $neigh, $map
1834	or next;	2084	or next;
1835	$neigh->load;	2085	$neigh->load;
1836		2086
		2087	push @neigh,
1837	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2088	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1838	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2089	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1839	}	2090	}
1840		2091
1841	for (@diag) {	2092	for (grep defined $_->[0], @neigh) {
		2093	my ($path, $origin) = @$_;
1842	my $neigh = find @$_	2094	my $neigh = find $path, $origin
1843	or next;	2095	or next;
1844	$neigh->load;	2096	$neigh->load;
1845	}	2097	}
1846	}	2098	}
1847		2099
…		…
1852	}	2104	}
1853		2105
1854	sub do_load_sync {	2106	sub do_load_sync {
1855	my ($map) = @_;	2107	my ($map) = @_;
1856		2108
		2109	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2110	if $Coro::current == $Coro::main;
		2111
1857	cf::sync_job { $map->load };	2112	cf::sync_job { $map->load };
1858	}	2113	}
1859		2114
1860	our %MAP_PREFETCH;	2115	our %MAP_PREFETCH;
1861	our $MAP_PREFETCHER = undef;	2116	our $MAP_PREFETCHER = undef;
1862		2117
1863	sub find_async {	2118	sub find_async {
1864	my ($path, $origin) = @_;	2119	my ($path, $origin, $load) = @_;
1865		2120
1866	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
1867		2122
1868	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
1869	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1870	}	2125	}
1871		2126
1872	undef $MAP_PREFETCH{$path};	2127	$MAP_PREFETCH{$path} |= $load;
		2128
1873	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
1874	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
1875	for my $path (keys %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
1876	my $map = find $path	2134	if (my $map = find $k) {
1877	or next;
1878	$map->load;	2135	$map->load if $v;
		2136	}
1879		2137
1880	delete $MAP_PREFETCH{$path};	2138	delete $MAP_PREFETCH{$k};
1881	}	2139	}
1882	}	2140	}
1883	undef $MAP_PREFETCHER;	2141	undef $MAP_PREFETCHER;
1884	};	2142	};
1885	$MAP_PREFETCHER->prio (6);	2143	$MAP_PREFETCHER->prio (6);
…		…
1888	}	2146	}
1889		2147
1890	sub save {	2148	sub save {
1891	my ($self) = @_;	2149	my ($self) = @_;
1892		2150
1893	my $lock = cf::lock_acquire "map_data:" . $self->path;	2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
1894		2152
1895	$self->{last_save} = $cf::RUNTIME;	2153	$self->{last_save} = $cf::RUNTIME;
1896		2154
1897	return unless $self->dirty;	2155	return unless $self->dirty;
1898		2156
…		…
1904	return if $self->{deny_save};	2162	return if $self->{deny_save};
1905		2163
1906	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
1907		2165
1908	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
1909	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
1910	};	2169	};
		2170
		2171	cf::get_slot 0.02;
1911		2172
1912	if ($uniq) {	2173	if ($uniq) {
1913	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1914	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1915	} else {	2176	} else {
…		…
1921	my ($self) = @_;	2182	my ($self) = @_;
1922		2183
1923	# save first because save cedes	2184	# save first because save cedes
1924	$self->save;	2185	$self->save;
1925		2186
1926	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
1927		2188
1928	return if $self->players;	2189	return if $self->players;
1929	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
1930	return if $self->{deny_save};	2191	return if $self->{deny_save};
1931		2192
		2193	$self->in_memory (cf::MAP_SWAPPED);
		2194
		2195	$self->deactivate;
		2196	$_->clear_links_to ($self) for values %cf::MAP;
1932	$self->clear;	2197	$self->clear;
1933	$self->in_memory (cf::MAP_SWAPPED);
1934	}	2198	}
1935		2199
1936	sub reset_at {	2200	sub reset_at {
1937	my ($self) = @_;	2201	my ($self) = @_;
1938		2202
…		…
1970	if $uniq;	2234	if $uniq;
1971	}	2235	}
1972		2236
1973	delete $cf::MAP{$self->path};	2237	delete $cf::MAP{$self->path};
1974		2238
		2239	$self->deactivate;
		2240	$_->clear_links_to ($self) for values %cf::MAP;
1975	$self->clear;	2241	$self->clear;
1976
1977	$_->clear_links_to ($self) for values %cf::MAP;
1978		2242
1979	$self->unlink_save;	2243	$self->unlink_save;
1980	$self->destroy;	2244	$self->destroy;
1981	}	2245	}
1982		2246
1983	my $nuke_counter = "aaaa";	2247	my $nuke_counter = "aaaa";
1984		2248
1985	sub nuke {	2249	sub nuke {
1986	my ($self) = @_;	2250	my ($self) = @_;
1987		2251
		2252	{
		2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2254
1988	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
1989		2256
1990	$self->unlink_save;	2257	$self->unlink_save;
1991		2258
1992	bless $self, "cf::map";	2259	bless $self, "cf::map";
1993	delete $self->{deny_reset};	2260	delete $self->{deny_reset};
1994	$self->{deny_save} = 1;	2261	$self->{deny_save} = 1;
1995	$self->reset_timeout (1);	2262	$self->reset_timeout (1);
1996	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1997		2264
1998	$cf::MAP{$self->path} = $self;	2265	$cf::MAP{$self->path} = $self;
		2266	}
1999		2267
2000	$self->reset; # polite request, might not happen	2268	$self->reset; # polite request, might not happen
2001	}	2269	}
2002		2270
2003	=item $maps = cf::map::tmp_maps	2271	=item $maps = cf::map::tmp_maps
…		…
2045		2313
2046	sub unique_maps() {	2314	sub unique_maps() {
2047	[	2315	[
2048	map {	2316	map {
2049	utf8::decode $_;	2317	utf8::decode $_;
2050	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2051	? normalise $_	2321	: normalise $_
2052	: ()
2053	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2054	]	2323	]
2055	}	2324	}
2056		2325
2057	package cf;
2058
2059	=back	2326	=back
2060		2327
2061	=head3 cf::object	2328	=head3 cf::object
2062		2329
2063	=cut	2330	=cut
…		…
2066		2333
2067	=over 4	2334	=over 4
2068		2335
2069	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2070		2337
2071	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2072		2340
2073	=cut	2341	=cut
2074		2342
2075	sub inv_recursive_;	2343	sub inv_recursive_;
2076	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2079		2347
2080	sub inv_recursive {	2348	sub inv_recursive {
2081	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2082	}	2350	}
2083		2351
		2352	=item $ref = $ob->ref
		2353
		2354	Creates and returns a persistent reference to an object that can be stored as a string.
		2355
		2356	=item $ob = cf::object::deref ($refstring)
		2357
		2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2359	even if the object actually exists. May block.
		2360
		2361	=cut
		2362
		2363	sub deref {
		2364	my ($ref) = @_;
		2365
		2366	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2367	my ($uuid, $name) = ($1, $2);
		2368	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2369	or return;
		2370	$pl->ob->uuid eq $uuid
		2371	or return;
		2372
		2373	$pl->ob
		2374	} else {
		2375	warn "$ref: cannot resolve object reference\n";
		2376	undef
		2377	}
		2378	}
		2379
2084	package cf;	2380	package cf;
2085		2381
2086	=back	2382	=back
2087		2383
2088	=head3 cf::object::player	2384	=head3 cf::object::player
…		…
2094	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2390	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2095	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2096	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2097		2393
2098	=cut	2394	=cut
		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
2099		2409
2100	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2101	# with dialog boxes.	2411	# with dialog boxes.
2102	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2103	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
…		…
2110		2420
2111	} else {	2421	} else {
2112	my $pl = $self->contr;	2422	my $pl = $self->contr;
2113		2423
2114	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2424	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2115	my $diag = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2116	$diag->{pl}->ext_reply (	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2117	$diag->{id},
2118	msgtype => "reply",
2119	msg => $diag->{pl}->expand_cfpod ($msg),
2120	add_topics => []
2121	);
2122		2427
2123	} else {	2428	} else {
2124	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2125	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2126	}	2431	}
2127	}	2432	}
		2433	}
		2434
		2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2436
		2437	=cut
		2438
		2439	sub cf::object::send_msg {
		2440	my $pl = shift->contr
		2441	or return;
		2442	$pl->send_msg (@_);
2128	}	2443	}
2129		2444
2130	=item $player_object->may ("access")	2445	=item $player_object->may ("access")
2131		2446
2132	Returns wether the given player is authorized to access resource "access"	2447	Returns wether the given player is authorized to access resource "access"
…		…
2145		2460
2146	=item $player_object->enter_link	2461	=item $player_object->enter_link
2147		2462
2148	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2149		2464
2150	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2151	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2152		2469
2153	Will never block.	2470	Will never block.
2154		2471
2155	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2156		2473
…		…
2211	# use -1 or undef as default coordinates, not 0, 0	2528	# use -1 or undef as default coordinates, not 0, 0
2212	($x, $y) = ($map->enter_x, $map->enter_y)	2529	($x, $y) = ($map->enter_x, $map->enter_y)
2213	if $x <=0 && $y <= 0;	2530	if $x <=0 && $y <= 0;
2214		2531
2215	$map->load;	2532	$map->load;
2216	$map->load_diag;	2533	$map->load_neighbours;
2217		2534
2218	return unless $self->contr->active;	2535	return unless $self->contr->active;
2219	$self->activate_recursive;
2220		2536
2221	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2537	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2222	$self->enter_map ($map, $x, $y);	2538	$self->enter_map ($map, $x, $y);
2223	}
2224		2539
		2540	# only activate afterwards, to support waiting in hooks
		2541	$self->activate_recursive;
		2542	}
		2543
2225	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2226		2545
2227	Moves the player to the given map-path and coordinates by first freezing	2546	Moves the player to the given map-path and coordinates by first freezing
2228	her, loading and preparing them map, calling the provided $check callback	2547	her, loading and preparing them map, calling the provided $check callback
2229	that has to return the map if sucecssful, and then unfreezes the player on	2548	that has to return the map if sucecssful, and then unfreezes the player on
2230	the new (success) or old (failed) map position.	2549	the new (success) or old (failed) map position. In either case, $done will
		2550	be called at the end of this process.
		2551
		2552	Note that $check will be called with a potentially non-loaded map, so if
		2553	it needs a loaded map it has to call C<< ->load >>.
2231		2554
2232	=cut	2555	=cut
2233		2556
2234	our $GOTOGEN;	2557	our $GOTOGEN;
2235		2558
2236	sub cf::object::player::goto {	2559	sub cf::object::player::goto {
2237	my ($self, $path, $x, $y, $check) = @_;	2560	my ($self, $path, $x, $y, $check, $done) = @_;
2238		2561
2239	# do generation counting so two concurrent goto's will be executed in-order	2562	# do generation counting so two concurrent goto's will be executed in-order
2240	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2563	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2241		2564
2242	$self->enter_link;	2565	$self->enter_link;
2243		2566
2244	(async {	2567	(async {
		2568	$Coro::current->{desc} = "player::goto $path $x $y";
		2569
		2570	# *tag paths override both path and x|y
		2571	if ($path =~ /^\*(.*)$/) {
		2572	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2573	my $ob = $obs[rand @obs];
		2574
		2575	# see if we actually can go there
		2576	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2577	$ob = $obs[rand @obs];
		2578	} else {
		2579	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2580	}
		2581	# else put us there anyways for now #d#
		2582
		2583	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2584	} else {
		2585	($path, $x, $y) = (undef, undef, undef);
		2586	}
		2587	}
		2588
2245	my $map = eval {	2589	my $map = eval {
2246	my $map = cf::map::find $path;	2590	my $map = defined $path ? cf::map::find $path : undef;
2247		2591
2248	if ($map) {	2592	if ($map) {
2249	$map = $map->customise_for ($self);	2593	$map = $map->customise_for ($self);
2250	$map = $check->($map) if $check && $map;	2594	$map = $check->($map) if $check && $map;
2251	} else {	2595	} else {
2252	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2596	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2253	}	2597	}
2254		2598
2255	$map	2599	$map
2256	};	2600	};
2257		2601
…		…
2262		2606
2263	if ($gen == $self->{_goto_generation}) {	2607	if ($gen == $self->{_goto_generation}) {
2264	delete $self->{_goto_generation};	2608	delete $self->{_goto_generation};
2265	$self->leave_link ($map, $x, $y);	2609	$self->leave_link ($map, $x, $y);
2266	}	2610	}
		2611
		2612	$done->() if $done;
2267	})->prio (1);	2613	})->prio (1);
2268	}	2614	}
2269		2615
2270	=item $player_object->enter_exit ($exit_object)	2616	=item $player_object->enter_exit ($exit_object)
2271		2617
…		…
2291	}	2637	}
2292		2638
2293	sub prepare_random_map {	2639	sub prepare_random_map {
2294	my ($exit) = @_;	2640	my ($exit) = @_;
2295		2641
2296	my $guard = cf::lock_acquire "exit_prepare:$exit";
2297
2298	# all this does is basically replace the /! path by	2642	# all this does is basically replace the /! path by
2299	# a new random map path (?random/...) with a seed	2643	# a new random map path (?random/...) with a seed
2300	# that depends on the exit object	2644	# that depends on the exit object
2301		2645
2302	my $rmp = parse_random_map_params $exit->msg;	2646	my $rmp = parse_random_map_params $exit->msg;
…		…
2304	if ($exit->map) {	2648	if ($exit->map) {
2305	$rmp->{region} = $exit->region->name;	2649	$rmp->{region} = $exit->region->name;
2306	$rmp->{origin_map} = $exit->map->path;	2650	$rmp->{origin_map} = $exit->map->path;
2307	$rmp->{origin_x} = $exit->x;	2651	$rmp->{origin_x} = $exit->x;
2308	$rmp->{origin_y} = $exit->y;	2652	$rmp->{origin_y} = $exit->y;
		2653
		2654	$exit->map->touch;
2309	}	2655	}
2310		2656
2311	$rmp->{random_seed} ||= $exit->random_seed;	2657	$rmp->{random_seed} ||= $exit->random_seed;
2312		2658
2313	my $data = cf::to_json $rmp;	2659	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2314	my $md5 = Digest::MD5::md5_hex $data;	2660	my $md5 = Digest::MD5::md5_hex $data;
2315	my $meta = "$RANDOMDIR/$md5.meta";	2661	my $meta = "$RANDOMDIR/$md5.meta";
2316		2662
2317	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2663	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2318	aio_write $fh, 0, (length $data), $data, 0;	2664	aio_write $fh, 0, (length $data), $data, 0;
2319	undef $fh;	2665	undef $fh;
2320	aio_rename "$meta~", $meta;	2666	aio_rename "$meta~", $meta;
2321		2667
		2668	my $slaying = "?random/$md5";
		2669
		2670	if ($exit->valid) {
2322	$exit->slaying ("?random/$md5");	2671	$exit->slaying ("?random/$md5");
2323	$exit->msg (undef);	2672	$exit->msg (undef);
		2673	}
2324	}	2674	}
2325	}	2675	}
2326		2676
2327	sub cf::object::player::enter_exit {	2677	sub cf::object::player::enter_exit {
2328	my ($self, $exit) = @_;	2678	my ($self, $exit) = @_;
2329		2679
2330	return unless $self->type == cf::PLAYER;	2680	return unless $self->type == cf::PLAYER;
2331		2681
2332	if ($exit->slaying eq "/!") {
2333	#TODO: this should de-fi-ni-te-ly not be a sync-job
2334	# the problem is that $exit might not survive long enough
2335	# so it needs to be done right now, right here
2336	cf::sync_job { prepare_random_map $exit };
2337	}
2338
2339	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2340	my $hp = $exit->stats->hp;
2341	my $sp = $exit->stats->sp;
2342
2343	$self->enter_link;	2682	$self->enter_link;
2344		2683
2345	(async {	2684	(async {
2346	$self->deactivate_recursive; # just to be sure	2685	$Coro::current->{desc} = "enter_exit";
		2686
2347	unless (eval {	2687	unless (eval {
		2688	$self->deactivate_recursive; # just to be sure
		2689
		2690	# random map handling
		2691	{
		2692	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2693
		2694	prepare_random_map $exit
		2695	if $exit->slaying eq "/!";
		2696	}
		2697
		2698	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2699	my $x = $exit->stats->hp;
		2700	my $y = $exit->stats->sp;
		2701
2348	$self->goto ($slaying, $hp, $sp);	2702	$self->goto ($map, $x, $y);
2349		2703
		2704	# if exit is damned, update players death & WoR home-position
		2705	$self->contr->savebed ($map, $x, $y)
		2706	if $exit->flag (cf::FLAG_DAMNED);
		2707
2350	1;	2708	1
2351	}) {	2709	}) {
2352	$self->message ("Something went wrong deep within the crossfire server. "	2710	$self->message ("Something went wrong deep within the deliantra server. "
2353	. "I'll try to bring you back to the map you were before. "	2711	. "I'll try to bring you back to the map you were before. "
2354	. "Please report this to the dungeon master!",	2712	. "Please report this to the dungeon master!",
2355	cf::NDI_UNIQUE | cf::NDI_RED);	2713	cf::NDI_UNIQUE | cf::NDI_RED);
2356		2714
2357	warn "ERROR in enter_exit: $@";	2715	warn "ERROR in enter_exit: $@";
…		…
2376		2734
2377	utf8::encode $text;	2735	utf8::encode $text;
2378	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2736	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2379	}	2737	}
2380		2738
2381	=item $client->send_msg ($color, $type, $msg, [extra...])	2739	=item $client->send_msg ($channel, $msg, $color, [extra...])
2382		2740
2383	Send a drawinfo or msg packet to the client, formatting the msg for the	2741	Send a drawinfo or msg packet to the client, formatting the msg for the
2384	client if neccessary. C<$type> should be a string identifying the type of	2742	client if neccessary. C<$type> should be a string identifying the type of
2385	the message, with C<log> being the default. If C<$color> is negative, suppress	2743	the message, with C<log> being the default. If C<$color> is negative, suppress
2386	the message unless the client supports the msg packet.	2744	the message unless the client supports the msg packet.
2387		2745
2388	=cut	2746	=cut
2389		2747
		2748	# non-persistent channels (usually the info channel)
		2749	our %CHANNEL = (
		2750	"c/identify" => {
		2751	id => "infobox",
		2752	title => "Identify",
		2753	reply => undef,
		2754	tooltip => "Items recently identified",
		2755	},
		2756	"c/examine" => {
		2757	id => "infobox",
		2758	title => "Examine",
		2759	reply => undef,
		2760	tooltip => "Signs and other items you examined",
		2761	},
		2762	"c/book" => {
		2763	id => "infobox",
		2764	title => "Book",
		2765	reply => undef,
		2766	tooltip => "The contents of a note or book",
		2767	},
		2768	"c/lookat" => {
		2769	id => "infobox",
		2770	title => "Look",
		2771	reply => undef,
		2772	tooltip => "What you saw there",
		2773	},
		2774	"c/who" => {
		2775	id => "infobox",
		2776	title => "Players",
		2777	reply => undef,
		2778	tooltip => "Shows players who are currently online",
		2779	},
		2780	"c/body" => {
		2781	id => "infobox",
		2782	title => "Body Parts",
		2783	reply => undef,
		2784	tooltip => "Shows which body parts you posess and are available",
		2785	},
		2786	"c/statistics" => {
		2787	id => "infobox",
		2788	title => "Statistics",
		2789	reply => undef,
		2790	tooltip => "Shows your primary statistics",
		2791	},
		2792	"c/skills" => {
		2793	id => "infobox",
		2794	title => "Skills",
		2795	reply => undef,
		2796	tooltip => "Shows your experience per skill and item power",
		2797	},
		2798	"c/shopitems" => {
		2799	id => "infobox",
		2800	title => "Shop Items",
		2801	reply => undef,
		2802	tooltip => "Shows the items currently for sale in this shop",
		2803	},
		2804	"c/resistances" => {
		2805	id => "infobox",
		2806	title => "Resistances",
		2807	reply => undef,
		2808	tooltip => "Shows your resistances",
		2809	},
		2810	"c/pets" => {
		2811	id => "infobox",
		2812	title => "Pets",
		2813	reply => undef,
		2814	tooltip => "Shows information abotu your pets/a specific pet",
		2815	},
		2816	"c/perceiveself" => {
		2817	id => "infobox",
		2818	title => "Perceive Self",
		2819	reply => undef,
		2820	tooltip => "You gained detailed knowledge about yourself",
		2821	},
		2822	"c/uptime" => {
		2823	id => "infobox",
		2824	title => "Uptime",
		2825	reply => undef,
		2826	tooltip => "How long the server has been running since last restart",
		2827	},
		2828	"c/mapinfo" => {
		2829	id => "infobox",
		2830	title => "Map Info",
		2831	reply => undef,
		2832	tooltip => "Information related to the maps",
		2833	},
		2834	"c/party" => {
		2835	id => "party",
		2836	title => "Party",
		2837	reply => "gsay ",
		2838	tooltip => "Messages and chat related to your party",
		2839	},
		2840	"c/death" => {
		2841	id => "death",
		2842	title => "Death",
		2843	reply => undef,
		2844	tooltip => "Reason for and more info about your most recent death",
		2845	},
		2846	"c/say" => $SAY_CHANNEL,
		2847	"c/chat" => $CHAT_CHANNEL,
		2848	);
		2849
2390	sub cf::client::send_msg {	2850	sub cf::client::send_msg {
2391	my ($self, $color, $type, $msg, @extra) = @_;	2851	my ($self, $channel, $msg, $color, @extra) = @_;
2392		2852
2393	$msg = $self->pl->expand_cfpod ($msg);	2853	$msg = $self->pl->expand_cfpod ($msg)
		2854	unless $color & cf::NDI_VERBATIM;
2394		2855
2395	if ($self->can_msg) {	2856	$color &= cf::NDI_CLIENT_MASK; # just in case...
2396	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));
2397	} else {
2398	# replace some tags by gcfclient-compatible ones
2399	for ($msg) {
2400	1 while
2401	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2402	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2403	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2404	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2405	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2406	}
2407		2857
2408	if ($color >= 0) {	2858	# check predefined channels, for the benefit of C
2409	if (0 && $msg =~ /\[/) {	2859	if ($CHANNEL{$channel}) {
2410	$self->send_packet ("drawextinfo $color 4 0 $msg")	2860	$channel = $CHANNEL{$channel};
2411	} else {	2861
2412	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2862	$self->ext_msg (channel_info => $channel);
2413	$self->send_packet ("drawinfo $color $msg")	2863	$channel = $channel->{id};
		2864
		2865	} elsif (ref $channel) {
		2866	# send meta info to client, if not yet sent
		2867	unless (exists $self->{channel}{$channel->{id}}) {
		2868	$self->{channel}{$channel->{id}} = $channel;
		2869	$self->ext_msg (channel_info => $channel);
2414	}	2870	}
2415	}
2416	}
2417	}
2418		2871
		2872	$channel = $channel->{id};
		2873	}
		2874
		2875	return unless @extra || length $msg;
		2876
		2877	# default colour, mask it out
		2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2879	if $color & cf::NDI_DEF;
		2880
		2881	my $pkt = "msg "
		2882	. $self->{json_coder}->encode (
		2883	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2884	);
		2885
		2886	# try lzf for large packets
		2887	$pkt = "lzf " . Compress::LZF::compress $pkt
		2888	if 1024 <= length $pkt and $self->{can_lzf};
		2889
		2890	# split very large packets
		2891	if (8192 < length $pkt and $self->{can_lzf}) {
		2892	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2893	$pkt = "frag";
		2894	}
		2895
		2896	$self->send_packet ($pkt);
		2897	}
		2898
2419	=item $client->ext_event ($type, %msg)	2899	=item $client->ext_msg ($type, @msg)
2420		2900
2421	Sends an ext event to the client.	2901	Sends an ext event to the client.
2422		2902
2423	=cut	2903	=cut
2424		2904
2425	sub cf::client::ext_event($$%) {	2905	sub cf::client::ext_msg($$@) {
2426	my ($self, $type, %msg) = @_;	2906	my ($self, $type, @msg) = @_;
2427		2907
		2908	if ($self->extcmd == 2) {
		2909	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2910	} elsif ($self->extcmd == 1) { # TODO: remove
2428	$msg{msgtype} = "event_$type";	2911	push @msg, msgtype => "event_$type";
2429	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2913	}
		2914	}
		2915
		2916	=item $client->ext_reply ($msgid, @msg)
		2917
		2918	Sends an ext reply to the client.
		2919
		2920	=cut
		2921
		2922	sub cf::client::ext_reply($$@) {
		2923	my ($self, $id, @msg) = @_;
		2924
		2925	if ($self->extcmd == 2) {
		2926	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2927	} elsif ($self->extcmd == 1) {
		2928	#TODO: version 1, remove
		2929	unshift @msg, msgtype => "reply", msgid => $id;
		2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2931	}
2430	}	2932	}
2431		2933
2432	=item $success = $client->query ($flags, "text", \&cb)	2934	=item $success = $client->query ($flags, "text", \&cb)
2433		2935
2434	Queues a query to the client, calling the given callback with	2936	Queues a query to the client, calling the given callback with
…		…
2489	my ($ns, $buf) = @_;	2991	my ($ns, $buf) = @_;
2490		2992
2491	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2993	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2492		2994
2493	if (ref $msg) {	2995	if (ref $msg) {
		2996	my ($type, $reply, @payload) =
		2997	"ARRAY" eq ref $msg
		2998	? @$msg
		2999	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3000
		3001	my @reply;
		3002
2494	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3003	if (my $cb = $EXTICMD{$type}) {
2495	if (my %reply = $cb->($ns, $msg)) {	3004	@reply = $cb->($ns, @payload);
2496	$reply{msgid} = $msg->{msgid};
2497	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2498	}
2499	}	3005	}
		3006
		3007	$ns->ext_reply ($reply, @reply)
		3008	if $reply;
		3009
2500	} else {	3010	} else {
2501	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3011	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2502	}	3012	}
2503		3013
2504	cf::override;	3014	cf::override;
…		…
2551	our $safe = new Safe "safe";	3061	our $safe = new Safe "safe";
2552	our $safe_hole = new Safe::Hole;	3062	our $safe_hole = new Safe::Hole;
2553		3063
2554	$SIG{FPE} = 'IGNORE';	3064	$SIG{FPE} = 'IGNORE';
2555		3065
2556	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3066	$safe->permit_only (Opcode::opset qw(
		3067	:base_core :base_mem :base_orig :base_math
		3068	grepstart grepwhile mapstart mapwhile
		3069	sort time
		3070	));
2557		3071
2558	# here we export the classes and methods available to script code	3072	# here we export the classes and methods available to script code
2559		3073
2560	=pod	3074	=pod
2561		3075
2562	The following functions and methods are available within a safe environment:	3076	The following functions and methods are available within a safe environment:
2563		3077
2564	cf::object contr pay_amount pay_player map	3078	cf::object
		3079	contr pay_amount pay_player map x y force_find force_add destroy
		3080	insert remove name archname title slaying race decrease split
		3081	value
		3082
2565	cf::object::player player	3083	cf::object::player
2566	cf::player peaceful	3084	player
2567	cf::map trigger	3085
		3086	cf::player
		3087	peaceful
		3088
		3089	cf::map
		3090	trigger
2568		3091
2569	=cut	3092	=cut
2570		3093
2571	for (	3094	for (
2572	["cf::object" => qw(contr pay_amount pay_player map)],	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3096	insert remove inv nrof name archname title slaying race
		3097	decrease split destroy change_exp value msg lore send_msg)],
2573	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2574	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful send_msg)],
2575	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2576	) {	3101	) {
2577	no strict 'refs';	3102	no strict 'refs';
2578	my ($pkg, @funs) = @$_;	3103	my ($pkg, @funs) = @$_;
2579	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2596	my ($code, %vars) = @_;	3121	my ($code, %vars) = @_;
2597		3122
2598	my $qcode = $code;	3123	my $qcode = $code;
2599	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2600	$qcode =~ s/\n/\\n/g;	3125	$qcode =~ s/\n/\\n/g;
		3126
		3127	%vars = (_dummy => 0) unless %vars;
2601		3128
2602	local $_;	3129	local $_;
2603	local @safe::cf::_safe_eval_args = values %vars;	3130	local @safe::cf::_safe_eval_args = values %vars;
2604		3131
2605	my $eval =	3132	my $eval =
…		…
2653	# the server's init and main functions	3180	# the server's init and main functions
2654		3181
2655	sub load_facedata($) {	3182	sub load_facedata($) {
2656	my ($path) = @_;	3183	my ($path) = @_;
2657		3184
		3185	# HACK to clear player env face cache, we need some signal framework
		3186	# for this (global event?)
		3187	%ext::player_env::MUSIC_FACE_CACHE = ();
		3188
		3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3190
2658	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2659		3192
2660	my $facedata;	3193	my $facedata;
2661	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2662	or die "$path: $!";	3195	or die "$path: $!";
…		…
2664	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2665		3198
2666	$facedata->{version} == 2	3199	$facedata->{version} == 2
2667	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2668		3201
		3202	# patch in the exptable
		3203	$facedata->{resource}{"res/exp_table"} = {
		3204	type => FT_RSRC,
		3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3206	};
		3207	cf::cede_to_tick;
		3208
2669	{	3209	{
2670	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2671		3211
2672	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2673	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2674	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3215	cf::face::set_visibility $idx, $info->{visibility};
		3216	cf::face::set_magicmap $idx, $info->{magicmap};
2675	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2676	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2677	Coro::cede;	3219
		3220	cf::cede_to_tick;
2678	}	3221	}
2679		3222
2680	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2681	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2682	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2683	or next;	3227	or next;
		3228
2684	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
		3230	cf::face::set_smooth $idx, $smooth;
2685	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2686	} else {	3232	} else {
2687	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
2688	}	3234	}
2689	Coro::cede;	3235
		3236	cf::cede_to_tick;
2690	}	3237	}
2691	}	3238	}
2692		3239
2693	{	3240	{
2694	my $anims = $facedata->{animinfo};	3241	my $anims = $facedata->{animinfo};
2695		3242
2696	while (my ($anim, $info) = each %$anims) {	3243	while (my ($anim, $info) = each %$anims) {
2697	cf::anim::set $anim, $info->{frames}, $info->{facings};	3244	cf::anim::set $anim, $info->{frames}, $info->{facings};
2698	Coro::cede;	3245	cf::cede_to_tick;
2699	}	3246	}
2700		3247
2701	cf::anim::invalidate_all; # d'oh	3248	cf::anim::invalidate_all; # d'oh
2702	}	3249	}
2703		3250
		3251	{
		3252	# TODO: for gcfclient pleasure, we should give resources
		3253	# that gcfclient doesn't grok a >10000 face index.
		3254	my $res = $facedata->{resource};
		3255
		3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
		3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3259	my $data;
		3260
		3261	if ($info->{type} & 1) {
		3262	# prepend meta info
		3263
		3264	my $meta = $enc->encode ({
		3265	name => $name,
		3266	%{ $info->{meta} || {} },
		3267	});
		3268
		3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
		3276	} else {
		3277	$RESOURCE{$name} = $info;
		3278	}
		3279
		3280	cf::cede_to_tick;
		3281	}
		3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3285
2704	1	3286	1
2705	}	3287	}
2706		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
		3308
		3309	register_exticmd fx_want => sub {
		3310	my ($ns, $want) = @_;
		3311
		3312	while (my ($k, $v) = each %$want) {
		3313	$ns->fx_want ($k, $v);
		3314	}
		3315	};
		3316
		3317	sub load_resource_file($) {
		3318	my $guard = lock_acquire "load_resource_file";
		3319
		3320	my $status = load_resource_file_ $_[0];
		3321	get_slot 0.1, 100;
		3322	cf::arch::commit_load;
		3323
		3324	$status
		3325	}
		3326
2707	sub reload_regions {	3327	sub reload_regions {
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
2708	load_resource_file "$MAPDIR/regions"	3332	load_resource_file "$MAPDIR/regions"
2709	or die "unable to load regions file\n";	3333	or die "unable to load regions file\n";
		3334
		3335	for (cf::region::list) {
		3336	$_->{match} = qr/$_->{match}/
		3337	if exists $_->{match};
		3338	}
2710	}	3339	}
2711		3340
2712	sub reload_facedata {	3341	sub reload_facedata {
2713	load_facedata "$DATADIR/facedata"	3342	load_facedata "$DATADIR/facedata"
2714	or die "unable to load facedata\n";	3343	or die "unable to load facedata\n";
2715	}	3344	}
2716		3345
2717	sub reload_archetypes {	3346	sub reload_archetypes {
2718	load_resource_file "$DATADIR/archetypes"	3347	load_resource_file "$DATADIR/archetypes"
2719	or die "unable to load archetypes\n";	3348	or die "unable to load archetypes\n";
2720	#d# NEED to laod twice to resolve forward references
2721	# this really needs to be done in an extra post-pass
2722	# (which needs to be synchronous, so solve it differently)
2723	load_resource_file "$DATADIR/archetypes"
2724	or die "unable to load archetypes\n";
2725	}	3349	}
2726		3350
2727	sub reload_treasures {	3351	sub reload_treasures {
2728	load_resource_file "$DATADIR/treasures"	3352	load_resource_file "$DATADIR/treasures"
2729	or die "unable to load treasurelists\n";	3353	or die "unable to load treasurelists\n";
2730	}	3354	}
2731		3355
2732	sub reload_resources {	3356	sub reload_resources {
2733	warn "reloading resource files...\n";	3357	warn "reloading resource files...\n";
2734		3358
		3359	reload_facedata;
		3360	reload_archetypes;
2735	reload_regions;	3361	reload_regions;
2736	reload_facedata;
2737	#reload_archetypes;#d#
2738	reload_archetypes;
2739	reload_treasures;	3362	reload_treasures;
2740		3363
2741	warn "finished reloading resource files\n";	3364	warn "finished reloading resource files\n";
2742	}	3365	}
2743		3366
2744	sub init {	3367	sub reload_config {
2745	reload_resources;
2746	}
2747
2748	sub cfg_load {
2749	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
2750	or return;	3369	or return;
2751		3370
2752	local $/;	3371	local $/;
2753	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
2754		3373
2755	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2756		3375
2757	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2758	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2764	};	3383	};
2765	warn $@ if $@;	3384	warn $@ if $@;
2766	}	3385	}
2767	}	3386	}
2768		3387
		3388	sub pidfile() {
		3389	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3390	or die "$PIDFILE: $!";
		3391	flock $fh, &Fcntl::LOCK_EX
		3392	or die "$PIDFILE: flock: $!";
		3393	$fh
		3394	}
		3395
		3396	# make sure only one server instance is running at any one time
		3397	sub atomic {
		3398	my $fh = pidfile;
		3399
		3400	my $pid = <$fh>;
		3401	kill 9, $pid if $pid > 0;
		3402
		3403	seek $fh, 0, 0;
		3404	print $fh $$;
		3405	}
		3406
		3407	sub main_loop {
		3408	warn "EV::loop starting\n";
		3409	if (1) {
		3410	EV::loop;
		3411	}
		3412	warn "EV::loop returned\n";
		3413	goto &main_loop unless $REALLY_UNLOOP;
		3414	}
		3415
2769	sub main {	3416	sub main {
		3417	cf::init_globals; # initialise logging
		3418
		3419	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3420	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3421	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3422	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3423
		3424	cf::init_experience;
		3425	cf::init_anim;
		3426	cf::init_attackmess;
		3427	cf::init_dynamic;
		3428
		3429	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3430
2770	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
2771	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
2772	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2773	(async {	3434	(async {
2774	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
2775	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
2776	};	3438	};
2777		3439
2778	cfg_load;	3440	evthread_start IO::AIO::poll_fileno;
		3441
		3442	cf::sync_job {
		3443	reload_resources;
		3444	reload_config;
2779	db_init;	3445	db_init;
		3446
		3447	cf::load_settings;
		3448	cf::load_materials;
		3449	cf::init_uuid;
		3450	cf::init_signals;
		3451	cf::init_commands;
		3452	cf::init_skills;
		3453
		3454	cf::init_beforeplay;
		3455
		3456	atomic;
		3457
2780	load_extensions;	3458	load_extensions;
2781		3459
2782	$TICK_WATCHER->start;	3460	utime time, time, $RUNTIMEFILE;
2783	Event::loop;	3461
		3462	# no (long-running) fork's whatsoever before this point(!)
		3463	use POSIX ();
		3464	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3465
		3466	(pop @POST_INIT)->(0) while @POST_INIT;
		3467	};
		3468
		3469	main_loop;
2784	}	3470	}
2785		3471
2786	#############################################################################	3472	#############################################################################
2787	# initialisation and cleanup	3473	# initialisation and cleanup
2788		3474
2789	# install some emergency cleanup handlers	3475	# install some emergency cleanup handlers
2790	BEGIN {	3476	BEGIN {
		3477	our %SIGWATCHER = ();
2791	for my $signal (qw(INT HUP TERM)) {	3478	for my $signal (qw(INT HUP TERM)) {
2792	Event->signal (	3479	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2793	reentrant => 0,
2794	data => WF_AUTOCANCEL,
2795	signal => $signal,
2796	prio => 0,
2797	cb => sub {
2798	cf::cleanup "SIG$signal";	3480	cf::cleanup "SIG$signal";
2799	},
2800	);	3481	};
2801	}	3482	}
2802	}	3483	}
2803		3484
2804	sub write_runtime {	3485	sub write_runtime_sync {
2805	my $runtime = "$LOCALDIR/runtime";
2806
2807	# first touch the runtime file to show we are still running:	3486	# first touch the runtime file to show we are still running:
2808	# the fsync below can take a very very long time.	3487	# the fsync below can take a very very long time.
2809		3488
2810	IO::AIO::aio_utime $runtime, undef, undef;	3489	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2811		3490
2812	my $guard = cf::lock_acquire "write_runtime";	3491	my $guard = cf::lock_acquire "write_runtime";
2813		3492
2814	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3493	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2815	or return;	3494	or return;
2816		3495
2817	my $value = $cf::RUNTIME + 90 + 10;	3496	my $value = $cf::RUNTIME + 90 + 10;
2818	# 10 is the runtime save interval, for a monotonic clock	3497	# 10 is the runtime save interval, for a monotonic clock
2819	# 60 allows for the watchdog to kill the server.	3498	# 60 allows for the watchdog to kill the server.
…		…
2829	aio_utime $fh, undef, undef;	3508	aio_utime $fh, undef, undef;
2830		3509
2831	close $fh	3510	close $fh
2832	or return;	3511	or return;
2833		3512
2834	aio_rename "$runtime~", $runtime	3513	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2835	and return;	3514	and return;
2836		3515
2837	warn "runtime file written.\n";	3516	warn "runtime file written.\n";
2838		3517
2839	1	3518	1
		3519	}
		3520
		3521	our $uuid_lock;
		3522	our $uuid_skip;
		3523
		3524	sub write_uuid_sync($) {
		3525	$uuid_skip ||= $_[0];
		3526
		3527	return if $uuid_lock;
		3528	local $uuid_lock = 1;
		3529
		3530	my $uuid = "$LOCALDIR/uuid";
		3531
		3532	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3533	or return;
		3534
		3535	my $value = uuid_seq uuid_cur;
		3536
		3537	unless ($value) {
		3538	warn "cowardly refusing to write zero uuid value!\n";
		3539	return;
		3540	}
		3541
		3542	my $value = uuid_str $value + $uuid_skip;
		3543	$uuid_skip = 0;
		3544
		3545	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3546	and return;
		3547
		3548	# always fsync - this file is important
		3549	aio_fsync $fh
		3550	and return;
		3551
		3552	close $fh
		3553	or return;
		3554
		3555	aio_rename "$uuid~", $uuid
		3556	and return;
		3557
		3558	warn "uuid file written ($value).\n";
		3559
		3560	1
		3561
		3562	}
		3563
		3564	sub write_uuid($$) {
		3565	my ($skip, $sync) = @_;
		3566
		3567	$sync ? write_uuid_sync $skip
		3568	: async { write_uuid_sync $skip };
2840	}	3569	}
2841		3570
2842	sub emergency_save() {	3571	sub emergency_save() {
2843	my $freeze_guard = cf::freeze_mainloop;	3572	my $freeze_guard = cf::freeze_mainloop;
2844		3573
2845	warn "enter emergency perl save\n";	3574	warn "emergency_perl_save: enter\n";
2846		3575
2847	cf::sync_job {	3576	cf::sync_job {
		3577	# this is a trade-off: we want to be very quick here, so
		3578	# save all maps without fsync, and later call a global sync
		3579	# (which in turn might be very very slow)
		3580	local $USE_FSYNC = 0;
		3581
2848	# use a peculiar iteration method to avoid tripping on perl	3582	# use a peculiar iteration method to avoid tripping on perl
2849	# refcount bugs in for. also avoids problems with players	3583	# refcount bugs in for. also avoids problems with players
2850	# and maps saved/destroyed asynchronously.	3584	# and maps saved/destroyed asynchronously.
2851	warn "begin emergency player save\n";	3585	warn "emergency_perl_save: begin player save\n";
2852	for my $login (keys %cf::PLAYER) {	3586	for my $login (keys %cf::PLAYER) {
2853	my $pl = $cf::PLAYER{$login} or next;	3587	my $pl = $cf::PLAYER{$login} or next;
2854	$pl->valid or next;	3588	$pl->valid or next;
		3589	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2855	$pl->save;	3590	$pl->save;
2856	}	3591	}
2857	warn "end emergency player save\n";	3592	warn "emergency_perl_save: end player save\n";
2858		3593
2859	warn "begin emergency map save\n";	3594	warn "emergency_perl_save: begin map save\n";
2860	for my $path (keys %cf::MAP) {	3595	for my $path (keys %cf::MAP) {
2861	my $map = $cf::MAP{$path} or next;	3596	my $map = $cf::MAP{$path} or next;
2862	$map->valid or next;	3597	$map->valid or next;
2863	$map->save;	3598	$map->save;
2864	}	3599	}
2865	warn "end emergency map save\n";	3600	warn "emergency_perl_save: end map save\n";
2866		3601
2867	warn "begin emergency database checkpoint\n";	3602	warn "emergency_perl_save: begin database checkpoint\n";
2868	BDB::db_env_txn_checkpoint $DB_ENV;	3603	BDB::db_env_txn_checkpoint $DB_ENV;
2869	warn "end emergency database checkpoint\n";	3604	warn "emergency_perl_save: end database checkpoint\n";
		3605
		3606	warn "emergency_perl_save: begin write uuid\n";
		3607	write_uuid_sync 1;
		3608	warn "emergency_perl_save: end write uuid\n";
2870	};	3609	};
2871		3610
		3611	warn "emergency_perl_save: starting sync()\n";
		3612	IO::AIO::aio_sync sub {
		3613	warn "emergency_perl_save: finished sync()\n";
		3614	};
		3615
2872	warn "leave emergency perl save\n";	3616	warn "emergency_perl_save: leave\n";
2873	}	3617	}
2874		3618
2875	sub post_cleanup {	3619	sub post_cleanup {
2876	my ($make_core) = @_;	3620	my ($make_core) = @_;
2877		3621
2878	warn Carp::longmess "post_cleanup backtrace"	3622	warn Carp::longmess "post_cleanup backtrace"
2879	if $make_core;	3623	if $make_core;
		3624
		3625	my $fh = pidfile;
		3626	unlink $PIDFILE if <$fh> == $$;
		3627	}
		3628
		3629	# a safer delete_package, copied from Symbol
		3630	sub clear_package($) {
		3631	my $pkg = shift;
		3632
		3633	# expand to full symbol table name if needed
		3634	unless ($pkg =~ /^main::.*::$/) {
		3635	$pkg = "main$pkg" if $pkg =~ /^::/;
		3636	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3637	$pkg .= '::' unless $pkg =~ /::$/;
		3638	}
		3639
		3640	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3641	my $stem_symtab = *{$stem}{HASH};
		3642
		3643	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3644	or return;
		3645
		3646	# clear all symbols
		3647	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3648	for my $name (keys %$leaf_symtab) {
		3649	_gv_clear *{"$pkg$name"};
		3650	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3651	}
		3652	warn "cleared package $pkg\n";#d#
2880	}	3653	}
2881		3654
2882	sub do_reload_perl() {	3655	sub do_reload_perl() {
2883	# can/must only be called in main	3656	# can/must only be called in main
2884	if ($Coro::current != $Coro::main) {	3657	if ($Coro::current != $Coro::main) {
2885	warn "can only reload from main coroutine";	3658	warn "can only reload from main coroutine";
2886	return;	3659	return;
2887	}	3660	}
2888		3661
		3662	return if $RELOAD++;
		3663
		3664	my $t1 = EV::time;
		3665
		3666	while ($RELOAD) {
2889	warn "reloading...";	3667	warn "reloading...";
2890		3668
2891	warn "entering sync_job";	3669	warn "entering sync_job";
2892		3670
2893	cf::sync_job {	3671	cf::sync_job {
2894	cf::write_runtime; # external watchdog should not bark	3672	cf::write_runtime_sync; # external watchdog should not bark
2895	cf::emergency_save;	3673	cf::emergency_save;
2896	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
2897		3675
2898	warn "syncing database to disk";	3676	warn "syncing database to disk";
2899	BDB::db_env_txn_checkpoint $DB_ENV;	3677	BDB::db_env_txn_checkpoint $DB_ENV;
2900		3678
2901	# if anything goes wrong in here, we should simply crash as we already saved	3679	# if anything goes wrong in here, we should simply crash as we already saved
2902		3680
2903	warn "cancelling all WF_AUTOCANCEL watchers";
2904	for (Event::all_watchers) {
2905	$_->cancel if $_->data & WF_AUTOCANCEL;
2906	}
2907
2908	warn "flushing outstanding aio requests";	3681	warn "flushing outstanding aio requests";
2909	for (;;) {
2910	BDB::flush;
2911	IO::AIO::flush;
2912	Coro::cede;
2913	last unless IO::AIO::nreqs || BDB::nreqs;	3682	while (IO::AIO::nreqs || BDB::nreqs) {
2914	warn "iterate...";	3683	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2915	}
2916
2917	++$RELOAD;
2918
2919	warn "cancelling all extension coros";
2920	$_->cancel for values %EXT_CORO;
2921	%EXT_CORO = ();
2922
2923	warn "removing commands";
2924	%COMMAND = ();
2925
2926	warn "removing ext/exti commands";
2927	%EXTCMD = ();
2928	%EXTICMD = ();
2929
2930	warn "unloading/nuking all extensions";
2931	for my $pkg (@EXTS) {
2932	warn "... unloading $pkg";
2933
2934	if (my $cb = $pkg->can ("unload")) {
2935	eval {
2936	$cb->($pkg);
2937	1
2938	} or warn "$pkg unloaded, but with errors: $@";
2939	}	3684	}
2940		3685
2941	warn "... nuking $pkg";	3686	warn "cancelling all extension coros";
2942	Symbol::delete_package $pkg;	3687	$_->cancel for values %EXT_CORO;
2943	}	3688	%EXT_CORO = ();
2944		3689
2945	warn "unloading all perl modules loaded from $LIBDIR";	3690	warn "removing commands";
2946	while (my ($k, $v) = each %INC) {	3691	%COMMAND = ();
2947	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2948		3692
		3693	warn "removing ext/exti commands";
		3694	%EXTCMD = ();
		3695	%EXTICMD = ();
		3696
		3697	warn "unloading/nuking all extensions";
		3698	for my $pkg (@EXTS) {
2949	warn "... unloading $k";	3699	warn "... unloading $pkg";
2950	delete $INC{$k};
2951		3700
2952	$k =~ s/\.pm$//;
2953	$k =~ s/\//::/g;
2954
2955	if (my $cb = $k->can ("unload_module")) {	3701	if (my $cb = $pkg->can ("unload")) {
		3702	eval {
2956	$cb->();	3703	$cb->($pkg);
		3704	1
		3705	} or warn "$pkg unloaded, but with errors: $@";
		3706	}
		3707
		3708	warn "... clearing $pkg";
		3709	clear_package $pkg;
2957	}	3710	}
2958		3711
2959	Symbol::delete_package $k;	3712	warn "unloading all perl modules loaded from $LIBDIR";
		3713	while (my ($k, $v) = each %INC) {
		3714	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3715
		3716	warn "... unloading $k";
		3717	delete $INC{$k};
		3718
		3719	$k =~ s/\.pm$//;
		3720	$k =~ s/\//::/g;
		3721
		3722	if (my $cb = $k->can ("unload_module")) {
		3723	$cb->();
		3724	}
		3725
		3726	clear_package $k;
2960	}	3727	}
2961		3728
2962	warn "getting rid of safe::, as good as possible";	3729	warn "getting rid of safe::, as good as possible";
2963	Symbol::delete_package "safe::$_"	3730	clear_package "safe::$_"
2964	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3731	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2965		3732
2966	warn "unloading cf.pm \"a bit\"";	3733	warn "unloading cf.pm \"a bit\"";
2967	delete $INC{"cf.pm"};	3734	delete $INC{"cf.pm"};
2968	delete $INC{"cf/pod.pm"};	3735	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2969		3736
2970	# don't, removes xs symbols, too,	3737	# don't, removes xs symbols, too,
2971	# and global variables created in xs	3738	# and global variables created in xs
2972	#Symbol::delete_package __PACKAGE__;	3739	#clear_package __PACKAGE__;
2973		3740
2974	warn "unload completed, starting to reload now";	3741	warn "unload completed, starting to reload now";
2975		3742
2976	warn "reloading cf.pm";	3743	warn "reloading cf.pm";
2977	require cf;	3744	require cf;
2978	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3745	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2979		3746
2980	warn "loading config and database again";	3747	warn "loading config and database again";
2981	cf::cfg_load;	3748	cf::reload_config;
2982		3749
2983	warn "loading extensions";	3750	warn "loading extensions";
2984	cf::load_extensions;	3751	cf::load_extensions;
2985		3752
		3753	if ($REATTACH_ON_RELOAD) {
2986	warn "reattaching attachments to objects/players";	3754	warn "reattaching attachments to objects/players";
2987	_global_reattach; # objects, sockets	3755	_global_reattach; # objects, sockets
2988	warn "reattaching attachments to maps";	3756	warn "reattaching attachments to maps";
2989	reattach $_ for values %MAP;	3757	reattach $_ for values %MAP;
2990	warn "reattaching attachments to players";	3758	warn "reattaching attachments to players";
2991	reattach $_ for values %PLAYER;	3759	reattach $_ for values %PLAYER;
		3760	}
2992		3761
		3762	warn "running post_init jobs";
		3763	(pop @POST_INIT)->(1) while @POST_INIT;
		3764
2993	warn "leaving sync_job";	3765	warn "leaving sync_job";
2994		3766
2995	1	3767	1
2996	} or do {	3768	} or do {
2997	warn $@;	3769	warn $@;
2998	warn "error while reloading, exiting.";	3770	cf::cleanup "error while reloading, exiting.";
2999	exit 1;
3000	};	3771	};
3001		3772
3002	warn "reloaded";	3773	warn "reloaded";
		3774	--$RELOAD;
		3775	}
		3776
		3777	$t1 = EV::time - $t1;
		3778	warn "reload completed in ${t1}s\n";
3003	};	3779	};
3004		3780
3005	our $RELOAD_WATCHER; # used only during reload	3781	our $RELOAD_WATCHER; # used only during reload
3006		3782
3007	sub reload_perl() {	3783	sub reload_perl() {
3008	# doing reload synchronously and two reloads happen back-to-back,	3784	# doing reload synchronously and two reloads happen back-to-back,
3009	# coro crashes during coro_state_free->destroy here.	3785	# coro crashes during coro_state_free->destroy here.
3010		3786
3011	$RELOAD_WATCHER ||= Event->timer (	3787	$RELOAD_WATCHER ||= cf::async {
3012	reentrant => 0,	3788	Coro::AIO::aio_wait cache_extensions;
3013	after => 0,	3789
3014	data => WF_AUTOCANCEL,	3790	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3015	cb => sub {
3016	do_reload_perl;	3791	do_reload_perl;
3017	undef $RELOAD_WATCHER;	3792	undef $RELOAD_WATCHER;
3018	},	3793	};
3019	);	3794	};
3020	}	3795	}
3021		3796
3022	register_command "reload" => sub {	3797	register_command "reload" => sub {
3023	my ($who, $arg) = @_;	3798	my ($who, $arg) = @_;
3024		3799
3025	if ($who->flag (FLAG_WIZ)) {	3800	if ($who->flag (FLAG_WIZ)) {
3026	$who->message ("reloading server.");	3801	$who->message ("reloading server.");
		3802	async {
		3803	$Coro::current->{desc} = "perl_reload";
3027	async { reload_perl };	3804	reload_perl;
		3805	};
3028	}	3806	}
3029	};	3807	};
3030		3808
3031	unshift @INC, $LIBDIR;	3809	unshift @INC, $LIBDIR;
3032		3810
…		…
3034		3812
3035	our @WAIT_FOR_TICK;	3813	our @WAIT_FOR_TICK;
3036	our @WAIT_FOR_TICK_BEGIN;	3814	our @WAIT_FOR_TICK_BEGIN;
3037		3815
3038	sub wait_for_tick {	3816	sub wait_for_tick {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	3817	return if tick_inhibit || $Coro::current == $Coro::main;
3041		3818
3042	my $signal = new Coro::Signal;	3819	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK, $signal;	3820	push @WAIT_FOR_TICK, $signal;
3044	$signal->wait;	3821	$signal->wait;
3045	}	3822	}
3046		3823
3047	sub wait_for_tick_begin {	3824	sub wait_for_tick_begin {
3048	return unless $TICK_WATCHER->is_active;
3049	return if $Coro::current == $Coro::main;	3825	return if tick_inhibit || $Coro::current == $Coro::main;
3050		3826
3051	my $signal = new Coro::Signal;	3827	my $signal = new Coro::Signal;
3052	push @WAIT_FOR_TICK_BEGIN, $signal;	3828	push @WAIT_FOR_TICK_BEGIN, $signal;
3053	$signal->wait;	3829	$signal->wait;
3054	}	3830	}
3055		3831
3056	my $min = 1e6;#d#	3832	sub tick {
3057	my $avg = 10;
3058	$TICK_WATCHER = Event->timer (
3059	reentrant => 0,
3060	parked => 1,
3061	prio => 0,
3062	at => $NEXT_TICK || $TICK,
3063	data => WF_AUTOCANCEL,
3064	cb => sub {
3065	if ($Coro::current != $Coro::main) {	3833	if ($Coro::current != $Coro::main) {
3066	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3834	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3067	unless ++$bug_warning > 10;	3835	unless ++$bug_warning > 10;
3068	return;	3836	return;
3069	}	3837	}
3070		3838
3071	$NOW = $tick_start = Event::time;
3072
3073	cf::server_tick; # one server iteration	3839	cf::server_tick; # one server iteration
3074		3840
3075	0 && sync_job {#d#	3841	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3076	for(1..10) {	3842	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3077	my $t = Event::time;	3843	Coro::async_pool {
3078	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3844	$Coro::current->{desc} = "runtime saver";
3079	or die;	3845	write_runtime_sync
3080		3846	or warn "ERROR: unable to write runtime file: $!";
3081	$map->width (50);
3082	$map->height (50);
3083	$map->alloc;
3084	$map->_load_objects ("/tmp/x.map", 1);
3085	my $t = Event::time - $t;
3086
3087	#next unless $t < 0.0013;#d#
3088	if ($t < $min) {
3089	$min = $t;
3090	}
3091	$avg = $avg * 0.99 + $t * 0.01;
3092	}
3093	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3094	exit 0;
3095	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3096	};	3847	};
		3848	}
3097		3849
3098	$RUNTIME += $TICK;
3099	$NEXT_TICK += $TICK;
3100
3101	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3102	$NEXT_RUNTIME_WRITE = $NOW + 10;
3103	Coro::async_pool {
3104	write_runtime
3105	or warn "ERROR: unable to write runtime file: $!";
3106	};
3107	}
3108
3109	# my $AFTER = Event::time;
3110	# warn $AFTER - $NOW;#d#
3111
3112	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3850	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3113	$sig->send;	3851	$sig->send;
3114	}	3852	}
3115	while (my $sig = shift @WAIT_FOR_TICK) {	3853	while (my $sig = shift @WAIT_FOR_TICK) {
3116	$sig->send;	3854	$sig->send;
3117	}	3855	}
3118		3856
3119	$NOW = Event::time;	3857	$LOAD = ($NOW - $TICK_START) / $TICK;
3120
3121	# if we are delayed by four ticks or more, skip them all
3122	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3123
3124	$TICK_WATCHER->at ($NEXT_TICK);
3125	$TICK_WATCHER->start;
3126
3127	$LOAD = ($NOW - $tick_start) / $TICK;
3128	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3858	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3129		3859
3130	_post_tick;	3860	if (0) {
3131		3861	if ($NEXT_TICK) {
3132		3862	my $jitter = $TICK_START - $NEXT_TICK;
		3863	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3864	warn "jitter $JITTER\n";#d#
		3865	}
3133	},	3866	}
3134	);	3867	}
3135		3868
3136	{	3869	{
3137	BDB::max_poll_time $TICK * 0.1;	3870	# configure BDB
3138	$BDB_POLL_WATCHER = Event->io (	3871
3139	reentrant => 0,
3140	fd => BDB::poll_fileno,
3141	poll => 'r',
3142	prio => 0,
3143	data => WF_AUTOCANCEL,
3144	cb => \&BDB::poll_cb,
3145	);
3146	BDB::min_parallel 8;	3872	BDB::min_parallel 8;
3147		3873	BDB::max_poll_reqs $TICK * 0.1;
3148	BDB::set_sync_prepare {	3874	$AnyEvent::BDB::WATCHER->priority (1);
3149	my $status;
3150	my $current = $Coro::current;
3151	(
3152	sub {
3153	$status = $!;
3154	$current->ready; undef $current;
3155	},
3156	sub {
3157	Coro::schedule while defined $current;
3158	$! = $status;
3159	},
3160	)
3161	};
3162		3875
3163	unless ($DB_ENV) {	3876	unless ($DB_ENV) {
3164	$DB_ENV = BDB::db_env_create;	3877	$DB_ENV = BDB::db_env_create;
		3878	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3879	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3880	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3881	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3882	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3165		3883
3166	cf::sync_job {	3884	cf::sync_job {
3167	eval {	3885	eval {
3168	BDB::db_env_open	3886	BDB::db_env_open
3169	$DB_ENV,	3887	$DB_ENV,
…		…
3171	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3889	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3172	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3890	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3173	0666;	3891	0666;
3174		3892
3175	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3893	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3176
3177	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3178	$DB_ENV->set_lk_detect;
3179	};	3894	};
3180		3895
3181	cf::cleanup "db_env_open(db): $@" if $@;	3896	cf::cleanup "db_env_open(db): $@" if $@;
3182	};	3897	};
3183	}	3898	}
		3899
		3900	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3901	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3902	};
		3903	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3904	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3905	};
		3906	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3907	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3908	};
3184	}	3909	}
3185		3910
3186	{	3911	{
		3912	# configure IO::AIO
		3913
3187	IO::AIO::min_parallel 8;	3914	IO::AIO::min_parallel 8;
3188
3189	undef $Coro::AIO::WATCHER;
3190	IO::AIO::max_poll_time $TICK * 0.1;	3915	IO::AIO::max_poll_time $TICK * 0.1;
3191	$AIO_POLL_WATCHER = Event->io (	3916	undef $AnyEvent::AIO::WATCHER;
3192	reentrant => 0,
3193	data => WF_AUTOCANCEL,
3194	fd => IO::AIO::poll_fileno,
3195	poll => 'r',
3196	prio => 6,
3197	cb => \&IO::AIO::poll_cb,
3198	);
3199	}	3917	}
3200		3918
3201	my $_log_backtrace;	3919	my $_log_backtrace;
3202		3920
3203	sub _log_backtrace {	3921	sub _log_backtrace {
…		…
3206	$msg =~ s/\n//;	3924	$msg =~ s/\n//;
3207		3925
3208	# limit the # of concurrent backtraces	3926	# limit the # of concurrent backtraces
3209	if ($_log_backtrace < 2) {	3927	if ($_log_backtrace < 2) {
3210	++$_log_backtrace;	3928	++$_log_backtrace;
		3929	my $perl_bt = Carp::longmess $msg;
3211	async {	3930	async {
		3931	$Coro::current->{desc} = "abt $msg";
		3932
3212	my @bt = fork_call {	3933	my @bt = fork_call {
3213	@addr = map { sprintf "%x", $_ } @addr;	3934	@addr = map { sprintf "%x", $_ } @addr;
3214	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3935	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3215	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3936	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3216	or die "addr2line: $!";	3937	or die "addr2line: $!";
…		…
3224	}	3945	}
3225		3946
3226	@funcs	3947	@funcs
3227	};	3948	};
3228		3949
3229	LOG llevInfo, "[ABT] $msg\n";	3950	LOG llevInfo, "[ABT] $perl_bt\n";
		3951	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3230	LOG llevInfo, "[ABT] $_\n" for @bt;	3952	LOG llevInfo, "[ABT] $_\n" for @bt;
3231	--$_log_backtrace;	3953	--$_log_backtrace;
3232	};	3954	};
3233	} else {	3955	} else {
3234	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $msg\n";
3235	LOG llevInfo, "[ABT] [suppressed]\n";	3957	LOG llevInfo, "[ABT] [suppressed]\n";
3236	}	3958	}
3237	}	3959	}
3238		3960
3239	# load additional modules	3961	# load additional modules
3240	use cf::pod;	3962	require "cf/$_.pm" for @EXTRA_MODULES;
3241		3963
3242	END { cf::emergency_save }	3964	END { cf::emergency_save }
3243		3965
3244	1	3966	1
3245		3967

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