ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.470 by root, Sun Apr 26 19:42:45 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
		62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
34		65
35	# configure various modules to our taste	66	# configure various modules to our taste
36	#	67	#
37	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		76
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		78
50	our %COMMAND = ();	79	our %COMMAND = ();
51	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	83	our %EXTCMD = ();
55	our %EXTICMD = ();	84	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
58		87
59	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	89	our @EVENT;
61		90
62	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	92	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
73		106
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	109	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
84		118
85	our %CFG;	119	our %CFG;
86		120
87	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
89		124
90	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
93		128
94	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		131
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
100		140
101	binmode STDOUT;	141	binmode STDOUT;
102	binmode STDERR;	142	binmode STDERR;
103		143
104	# read virtual server time, if available	144	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
109	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
110		152
111	mkdir $_	153	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		155
114	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
157		199
158	The raw value load value from the last tick.	200	The raw value load value from the last tick.
159		201
160	=item %cf::CFG	202	=item %cf::CFG
161		203
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	205	from wherever your confdir points to.
164		206
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		208
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	210	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	211	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		212
		213	=item @cf::INVOKE_RESULTS
		214
		215	This array contains the results of the last C<invoke ()> call. When
		216	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		217	that call.
		218
171	=back	219	=back
172		220
173	=cut	221	=cut
174		222
175	BEGIN {	223	BEGIN {
…		…
179	$msg .= "\n"	227	$msg .= "\n"
180	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
181		229
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		231
184	utf8::encode $msg;
185	LOG llevError, $msg;	232	LOG llevError, $msg;
186	};	233	};
187	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
188		250
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	261	for my $pkg (qw(
200	cf::global cf::attachable	262	cf::global cf::attachable
201	cf::object cf::object::player	263	cf::object cf::object::player
202	cf::client cf::player	264	cf::client cf::player
203	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
204	cf::map cf::party cf::region	267	cf::party cf::region
205	)) {	268	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	270	}
209		271
210	$Event::DIED = sub {	272	$EV::DIED = sub {
211	warn "error in event callback: @_";	273	warn "error in event callback: @_";
212	};	274	};
213		275
214	#############################################################################	276	#############################################################################
215		277
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	301	$d
240	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
241	}	303	}
242		304
243	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
244		306
245	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
246		308
247	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
248		310
249	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
250		312
251	=cut	313	=cut
252		314
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		316
255	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
257		333
258	=item cf::lock_wait $string	334	=item cf::lock_wait $string
259		335
260	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
261		337
262	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
263		339
264	Wait until the given lock is available and then acquires it and returns	340	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	341	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
267	returned.	343	returned.
268		344
		345	Locks are *not* recursive, locking from the same coro twice results in a
		346	deadlocked coro.
		347
269	Lock names should begin with a unique identifier (for example, cf::map::find	348	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	349	uses map_find and cf::map::load uses map_load).
271		350
272	=item $locked = cf::lock_active $string	351	=item $locked = cf::lock_active $string
273		352
274	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
275		354
276	=cut	355	=cut
277		356
278	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
279		358
280	sub lock_wait($) {	359	sub lock_wait($) {
281	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	361	}
289		362
290	sub lock_acquire($) {	363	sub lock_acquire($) {
291	my ($key) = @_;	364	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	365	}
303		366
304	sub lock_active($) {	367	sub lock_active($) {
305	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	369	}
309		370
310	sub freeze_mainloop {	371	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
312		373
313	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	375	}
		376
		377	=item cf::periodic $interval, $cb
		378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
		390	}
		391
		392	=item cf::get_slot $time[, $priority[, $name]]
		393
		394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		395	This call blocks and returns only when you have at least C<$time> seconds
		396	of cpu time till the next tick. The slot is only valid till the next cede.
		397
		398	The optional C<$name> can be used to identify the job to run. It might be
		399	used for statistical purposes and should identify the same time-class.
		400
		401	Useful for short background jobs.
		402
		403	=cut
		404
		405	our @SLOT_QUEUE;
		406	our $SLOT_QUEUE;
		407
		408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
		412	my $signal = new Coro::Signal;
		413
		414	while () {
		415	next_job:
		416	my $avail = cf::till_tick;
		417	if ($avail > 0.01) {
		418	for (0 .. $#SLOT_QUEUE) {
		419	if ($SLOT_QUEUE[$_][0] < $avail) {
		420	my $job = splice @SLOT_QUEUE, $_, 1, ();
		421	$job->[2]->send;
		422	Coro::cede;
		423	goto next_job;
		424	}
		425	}
		426	}
		427
		428	if (@SLOT_QUEUE) {
		429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		430	push @cf::WAIT_FOR_TICK, $signal;
		431	$signal->wait;
		432	} else {
		433	Coro::schedule;
		434	}
315	};	435	}
316	$TICK_WATCHER->stop;	436	};
317	$guard	437
		438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
		441	my ($time, $pri, $name) = @_;
		442
		443	$time = $TICK * .6 if $time > $TICK * .6;
		444	my $sig = new Coro::Signal;
		445
		446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		448	$SLOT_QUEUE->ready;
		449	$sig->wait;
318	}	450	}
319		451
320	=item cf::async { BLOCK }	452	=item cf::async { BLOCK }
321		453
322	Currently the same as Coro::async_pool, meaning you cannot use	454	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		459
328	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
329		461
330	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
331		463
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	465	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	467	acceptable.
336		468
337	If it must be done, put the blocking parts into C<sync_job>. This will run	469	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		475
344	sub sync_job(&) {	476	sub sync_job(&) {
345	my ($job) = @_;	477	my ($job) = @_;
346		478
347	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	480	my $time = EV::time;
349		481
350	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
352		484
353	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	486
355	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
356		488
357	my $busy = 1;	489	my $busy = 1;
358	my @res;	490	my @res;
359		491
360	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	494	@res = eval { $job->() };
362	warn $@ if $@;	495	warn $@ if $@;
363	undef $busy;	496	undef $busy;
364	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
365		498
366	while ($busy) {	499	while ($busy) {
367	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
368	}	504	}
		505	}
369		506
370	$time = Event::time - $time;	507	my $time = EV::time - $time;
371		508
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
376		510
377	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
378	} else {	512	} else {
379	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
380		514
…		…
405	=item fork_call { }, $args	539	=item fork_call { }, $args
406		540
407	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
411		545
412	=cut	546	=cut
413		547
414	sub fork_call(&@) {	548	sub fork_call(&@) {
415	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
416		550
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	551	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	552	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	553	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		554
422	if (my $pid = fork) {	555	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	556	reset_signals;
436	local $SIG{__WARN__};	557	&$cb
437	local $SIG{__DIE__};	558	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		559
443	my @res = eval { $cb->(@args) };	560	wantarray ? @res : $res[-1]
		561	}
444		562
445	open my $fh, ">", \my $buf	563	=item $coin = coin_from_name $name
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449		564
450	warn "writing ", length $buf;	565	=cut
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456		566
457	warn $@ if $@;	567	our %coin_alias = (
458	_exit 0;	568	"silver" => "silvercoin",
459	}	569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
460	}	588	}
461		589
462	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
463		591
464	Returns a single value from the environment database.	592	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
467		595
468	Stores the given C<$value> in the family. It can currently store binary	596	Stores the given C<$value> in the family. It can currently store binary
469	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
470		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
471	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
472		622
473	our $DB;	623	our $DB;
474		624
475	sub db_init {	625	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	626	cf::sync_job {
480	eval {	627	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	628	};
490	}	629	}
491		630
492	sub db_get($$) {	631	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
494		633
…		…
544	if (1) {	683	if (1) {
545	$md5 =	684	$md5 =
546	join "\x00",	685	join "\x00",
547	$processversion,	686	$processversion,
548	map {	687	map {
549	Coro::cede;	688	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	689	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	690	} 0.. $#$src;
552		691
553		692
554	my $dbmd5 = db_get cache => "$id/md5";	693	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		731
593	#############################################################################	732	#############################################################################
594		733
595	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
596		735
597	Many objects in crossfire are so-called attachable objects. That means you can	736	Many objects in deliantra are so-called attachable objects. That means you can
598	attach callbacks/event handlers (a collection of which is called an "attachment")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
599	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
600		739
601	In the following description, CLASS can be any of C<global>, C<object>	740	In the following description, CLASS can be any of C<global>, C<object>
602	C<player>, C<client> or C<map> (i.e. the attachable objects in	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
603	Crossfire TRT).	742	Deliantra).
604		743
605	=over 4	744	=over 4
606		745
607	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
608		747
…		…
652	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
653		792
654	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
656		795
657	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
658	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
659		798
660	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
661		800
662	=over 4	801	=over 4
…		…
860	";	999	";
861	die if $@;	1000	die if $@;
862	}	1001	}
863		1002
864	our $override;	1003	our $override;
865	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1004	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
866		1005
867	sub override {	1006	sub override {
868	$override = 1;	1007	$override = 1;
869	@invoke_results = ();	1008	@INVOKE_RESULTS = (@_);
870	}	1009	}
871		1010
872	sub do_invoke {	1011	sub do_invoke {
873	my $event = shift;	1012	my $event = shift;
874	my $callbacks = shift;	1013	my $callbacks = shift;
875		1014
876	@invoke_results = ();	1015	@INVOKE_RESULTS = ();
877		1016
878	local $override;	1017	local $override;
879		1018
880	for (@$callbacks) {	1019	for (@$callbacks) {
881	eval { &{$_->[1]} };	1020	eval { &{$_->[1]} };
…		…
890	}	1029	}
891		1030
892	0	1031	0
893	}	1032	}
894		1033
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1035
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1037
899	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
900		1039
901	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1040	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
902	removed in future versions), and there is no public API to access override	1041	removed in future versions), and there is no public API to access override
903	results (if you must, access C<@cf::invoke_results> directly).	1042	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1043
905	=back	1044	=back
906		1045
907	=cut	1046	=cut
908		1047
909	#############################################################################	1048	#############################################################################
910	# object support	1049	# object support
		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
		1084	sub _can_merge {
		1085	my ($ob1, $ob2) = @_;
		1086
		1087	++$SLOW_MERGES;#d#
		1088
		1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
		1091	}
911		1092
912	sub reattach {	1093	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1095	my ($obj) = @_;
915		1096
		1097	# no longer needed after getting rid of delete_package?
916	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
917		1099
918	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
919		1101
920	@$registry = ();	1102	@$registry = ();
921		1103
…		…
936	cf::attachable->attach (	1118	cf::attachable->attach (
937	prio => -1000000,	1119	prio => -1000000,
938	on_instantiate => sub {	1120	on_instantiate => sub {
939	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
940		1122
941	$data = from_json $data;	1123	$data = decode_json $data;
942		1124
943	for (@$data) {	1125	for (@$data) {
944	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
945		1127
946	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1144	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
964		1146
965	sync_job {	1147	sync_job {
966	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
969		1152
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
974	close $fh;	1157	aio_close $fh;
975		1158
976	if (@$objs) {	1159	if (@$objs) {
977	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
978	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
982	close $fh;	1165	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
984	}	1167	}
985	} else {	1168	} else {
986	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
987	}	1170	}
988		1171
989	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1176	} else {
991	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
992	}	1178	}
993	} else {	1179	} else {
994	aio_unlink $filename;	1180	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
996	}	1182	}
997	}	1183	};
998	}	1184	}
999		1185
1000	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1002		1188
…		…
1014	or return;	1200	or return;
1015		1201
1016	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1204	or return;
		1205
1019	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1020	}	1208	}
1021		1209
		1210	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1024	return ($data, $av);	1214	($data, $av)
1025	}	1215	}
1026		1216
1027	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1028		1218
1029	=over 4	1219	=over 4
…		…
1083	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1084		1274
1085	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1086	}	1276	}
1087		1277
		1278	use File::Glob ();
		1279
1088	cf::player->attach (	1280	cf::player->attach (
1089	on_command => sub {	1281	on_command => sub {
1090	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1091		1283
1092	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1102	my ($pl, $buf) = @_;	1294	my ($pl, $buf) = @_;
1103		1295
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1296	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1297
1106	if (ref $msg) {	1298	if (ref $msg) {
		1299	my ($type, $reply, @payload) =
		1300	"ARRAY" eq ref $msg
		1301	? @$msg
		1302	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1303
		1304	my @reply;
		1305
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1306	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1307	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1308	}
		1309
		1310	$pl->ext_reply ($reply, @reply)
		1311	if $reply;
		1312
1112	} else {	1313	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1315	}
1115		1316
1116	cf::override;	1317	cf::override;
1117	},	1318	},
1118	);	1319	);
		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
1119		1333
1120	sub load_extensions {	1334	sub load_extensions {
1121	cf::sync_job {	1335	cf::sync_job {
1122	my %todo;	1336	my %todo;
1123		1337
…		…
1143		1357
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1360
1147	$ext{source} =	1361	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1150	. $source	1364	. $source
1151	. "\n};\n1";	1365	. "\n};\n1";
1152		1366
1153	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1169	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1170	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1171		1385
1172	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1173	warn $msg;	1387	warn $msg;
1174	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1175	exit 1;
1176	}	1389	}
1177		1390
1178	warn $msg;	1391	warn $msg;
1179	}	1392	}
1180		1393
…		…
1194		1407
1195	=back	1408	=back
1196		1409
1197	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1198		1411
1199	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1200		1413
1201	=cut	1414	=cut
1202		1415
1203	package cf::player;	1416	package cf::player;
1204		1417
1205	use Coro::AIO;	1418	use Coro::AIO;
1206		1419
1207	=head3 cf::player	1420	=head3 cf::player
1208		1421
1209	=over 4	1422	=over 4
		1423
		1424	=item cf::player::num_playing
		1425
		1426	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1427
		1428	=cut
		1429
		1430	sub num_playing {
		1431	scalar grep
		1432	$_->ob->map
		1433	&& !$_->hidden
		1434	&& !$_->ob->flag (cf::FLAG_WIZ),
		1435	cf::player::list
		1436	}
1210		1437
1211	=item cf::player::find $login	1438	=item cf::player::find $login
1212		1439
1213	Returns the given player object, loading it if necessary (might block).	1440	Returns the given player object, loading it if necessary (might block).
1214		1441
…		…
1233		1460
1234	sub exists($) {	1461	sub exists($) {
1235	my ($login) = @_;	1462	my ($login) = @_;
1236		1463
1237	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1239	}	1466	}
1240		1467
1241	sub find($) {	1468	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1470	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1477	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1478	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1479	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1481
1255	my $pl = load_pl path $login	1482	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1483	or return;
		1484
		1485	my $pl = cf::player::load_pl $f
		1486	or return;
		1487
		1488	local $cf::PLAYER_LOADING{$login} = $pl;
		1489	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1258	}	1491	}
1259	}	1492	}
1260	}	1493	}
1261		1494
…		…
1270	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1271		1504
1272	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
1274		1507
		1508	cf::get_slot 0.01;
		1509
1275	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1276	Coro::cede;	1511	cf::cede_to_tick;
1277	}	1512	}
1278		1513
1279	sub new($) {	1514	sub new($) {
1280	my ($login) = @_;	1515	my ($login) = @_;
1281		1516
…		…
1287	$cf::PLAYER{$login} = $self;	1522	$cf::PLAYER{$login} = $self;
1288		1523
1289	$self	1524	$self
1290	}	1525	}
1291		1526
		1527	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1528
		1529	=cut
		1530
		1531	sub send_msg {
		1532	my $ns = shift->ns
		1533	or return;
		1534	$ns->send_msg (@_);
		1535	}
		1536
1292	=item $pl->quit_character	1537	=item $pl->quit_character
1293		1538
1294	Nukes the player without looking back. If logged in, the connection will	1539	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1540	be destroyed. May block for a long time.
1296		1541
…		…
1300	my ($pl) = @_;	1545	my ($pl) = @_;
1301		1546
1302	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1303		1548
1304	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1551
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1311		1558
1312	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1596	or return [];
1350		1597
1351	my @logins;	1598	my @logins;
1352		1599
1353	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
		1601	my $path = path $login;
		1602
		1603	# a .pst is a dead give-away for a valid player
		1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1609	}
1357		1610
1358	utf8::decode $login;	1611	utf8::decode $login;
1359	push @logins, $login;	1612	push @logins, $login;
1360	}	1613	}
1361		1614
…		…
1388	}	1641	}
1389		1642
1390	\@paths	1643	\@paths
1391	}	1644	}
1392		1645
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1647
1395	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1396		1649
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1650	=item $player->ext_reply ($msgid, @msg)
1444		1651
1445	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1446		1653
1447	=cut	1654	=cut
1448		1655
1449	sub ext_reply($$%) {	1656	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1657	my ($self, $id, @msg) = @_;
1451		1658
1452	$msg{msgid} = $id;	1659	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1660	}
1455		1661
1456	=item $player->ext_event ($type, %msg)	1662	=item $player->ext_msg ($type, @msg)
1457		1663
1458	Sends an ext event to the client.	1664	Sends an ext event to the client.
1459		1665
1460	=cut	1666	=cut
1461		1667
1462	sub ext_event($$%) {	1668	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1669	my ($self, $type, @msg) = @_;
1464		1670
1465	$self->ns->ext_event ($type, %msg);	1671	$self->ns->ext_msg ($type, @msg);
1466	}	1672	}
1467		1673
1468	=head3 cf::region	1674	=head3 cf::region
1469		1675
1470	=over 4	1676	=over 4
…		…
1483	my ($path) = @_;	1689	my ($path) = @_;
1484		1690
1485	my ($match, $specificity);	1691	my ($match, $specificity);
1486		1692
1487	for my $region (list) {	1693	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1694	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1695	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1696	if $region->specificity > $specificity;
1491	}	1697	}
1492	}	1698	}
1493		1699
…		…
1514	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1516		1722
1517	sub generate_random_map {	1723	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1519	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1729	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1613	$self->init; # pass $1 etc.	1822	$self->init; # pass $1 etc.
1614	return $self;	1823	return $self;
1615	}	1824	}
1616	}	1825	}
1617		1826
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1827	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1828	()
1620	}	1829	}
1621		1830
1622	sub init {	1831	sub init {
1623	my ($self) = @_;	1832	my ($self) = @_;
…		…
1645		1854
1646	# the temporary/swap location	1855	# the temporary/swap location
1647	sub save_path {	1856	sub save_path {
1648	my ($self) = @_;	1857	my ($self) = @_;
1649		1858
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1652	}	1861	}
1653		1862
1654	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1655	sub uniq_path {	1864	sub uniq_path {
1656	my ($self) = @_;	1865	my ($self) = @_;
1657		1866
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	1869	}
1670		1870
1671	sub decay_objects {	1871	sub decay_objects {
1672	my ($self) = @_;	1872	my ($self) = @_;
1673		1873
…		…
1686		1886
1687	sub load_header_from($) {	1887	sub load_header_from($) {
1688	my ($self, $path) = @_;	1888	my ($self, $path) = @_;
1689		1889
1690	utf8::encode $path;	1890	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1891	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1892	or return;
		1893
		1894	$self->_load_header ($f)
		1895	or return;
		1896
		1897	local $MAP_LOADING{$self->{path}} = $self;
		1898	$f->resolve_delayed_derefs;
1696		1899
1697	$self->{load_path} = $path;	1900	$self->{load_path} = $path;
1698		1901
1699	1	1902	1
1700	}	1903	}
…		…
1754	sub find {	1957	sub find {
1755	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1756		1959
1757	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1758		1961
		1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1760		1964
1761	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1764	or return;	1967	or return;
1765		1968
1766	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1767		1970
…		…
1769	or return;	1972	or return;
1770		1973
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
		1978	undef $guard1;
1774	$map->reset;	1979	$map->reset;
1775	undef $guard;
1776	return find $path;	1980	return find $path;
1777	}	1981	}
1778		1982
1779	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
1780	}	1984	}
…		…
1789	local $self->{deny_reset} = 1; # loading can take a long time	1993	local $self->{deny_reset} = 1; # loading can take a long time
1790		1994
1791	my $path = $self->{path};	1995	my $path = $self->{path};
1792		1996
1793	{	1997	{
1794	my $guard = cf::lock_acquire "map_load:$path";	1998	my $guard = cf::lock_acquire "map_data:$path";
1795		1999
		2000	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2001	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2002
1798	$self->in_memory (cf::MAP_LOADING);	2003	$self->in_memory (cf::MAP_LOADING);
1799		2004
1800	$self->alloc;	2005	$self->alloc;
1801		2006
1802	$self->pre_load;	2007	$self->pre_load;
1803	Coro::cede;	2008	cf::cede_to_tick;
1804		2009
		2010	my $f = new_from_file cf::object::thawer $self->{load_path};
		2011	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2012	$self->_load_objects ($f)
1806	or return;	2013	or return;
1807		2014
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1809	if delete $self->{load_original};	2016	if delete $self->{load_original};
1810		2017
1811	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2019	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2020	unless (aio_stat $uniq) {
		2021	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2022	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2023	$self->_load_objects ($f);
		2024	$f->resolve_delayed_derefs;
		2025	}
1816	}	2026	}
1817	}	2027	}
1818		2028
1819	Coro::cede;	2029	$f->resolve_delayed_derefs;
		2030
		2031	cf::cede_to_tick;
1820	# now do the right thing for maps	2032	# now do the right thing for maps
1821	$self->link_multipart_objects;	2033	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2034	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2035	unless $self->difficulty;
1824	Coro::cede;	2036	cf::cede_to_tick;
1825		2037
1826	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2039	$self->decay_objects;
1828	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1829	$self->update_buttons;	2041	$self->update_buttons;
1830	Coro::cede;	2042	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2043	$self->activate;
1834	}	2044	}
1835		2045
		2046	$self->{last_save} = $cf::RUNTIME;
		2047	$self->last_access ($cf::RUNTIME);
		2048
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2050	}
1838		2051
1839	$self->post_load;	2052	$self->post_load;
1840	}	2053	}
1841		2054
…		…
1850		2063
1851	$self	2064	$self
1852	}	2065	}
1853		2066
1854	# find and load all maps in the 3x3 area around a map	2067	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2068	sub load_neighbours {
1856	my ($map) = @_;	2069	my ($map) = @_;
1857		2070
1858	my @diag; # diagonal neighbours	2071	my @neigh; # diagonal neighbours
1859		2072
1860	for (0 .. 3) {	2073	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2074	my $neigh = $map->tile_path ($_)
1862	or next;	2075	or next;
1863	$neigh = find $neigh, $map	2076	$neigh = find $neigh, $map
1864	or next;	2077	or next;
1865	$neigh->load;	2078	$neigh->load;
1866		2079
		2080	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2083	}
1870		2084
1871	for (@diag) {	2085	for (grep defined $_->[0], @neigh) {
		2086	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2087	my $neigh = find $path, $origin
1873	or next;	2088	or next;
1874	$neigh->load;	2089	$neigh->load;
1875	}	2090	}
1876	}	2091	}
1877		2092
…		…
1882	}	2097	}
1883		2098
1884	sub do_load_sync {	2099	sub do_load_sync {
1885	my ($map) = @_;	2100	my ($map) = @_;
1886		2101
		2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2103	if $Coro::current == $Coro::main;
		2104
1887	cf::sync_job { $map->load };	2105	cf::sync_job { $map->load };
1888	}	2106	}
1889		2107
1890	our %MAP_PREFETCH;	2108	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2109	our $MAP_PREFETCHER = undef;
1892		2110
1893	sub find_async {	2111	sub find_async {
1894	my ($path, $origin) = @_;	2112	my ($path, $origin, $load) = @_;
1895		2113
1896	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
1897		2115
1898	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2118	}
1901		2119
1902	undef $MAP_PREFETCH{$path};	2120	$MAP_PREFETCH{$path} |= $load;
		2121
1903	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
1904	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2127	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2128	$map->load if $v;
		2129	}
1909		2130
1910	delete $MAP_PREFETCH{$path};	2131	delete $MAP_PREFETCH{$k};
1911	}	2132	}
1912	}	2133	}
1913	undef $MAP_PREFETCHER;	2134	undef $MAP_PREFETCHER;
1914	};	2135	};
1915	$MAP_PREFETCHER->prio (6);	2136	$MAP_PREFETCHER->prio (6);
…		…
1918	}	2139	}
1919		2140
1920	sub save {	2141	sub save {
1921	my ($self) = @_;	2142	my ($self) = @_;
1922		2143
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;	2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
1924		2145
1925	$self->{last_save} = $cf::RUNTIME;	2146	$self->{last_save} = $cf::RUNTIME;
1926		2147
1927	return unless $self->dirty;	2148	return unless $self->dirty;
1928		2149
…		…
1934	return if $self->{deny_save};	2155	return if $self->{deny_save};
1935		2156
1936	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
1937		2158
1938	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
1940	};	2162	};
		2163
		2164	cf::get_slot 0.02;
1941		2165
1942	if ($uniq) {	2166	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2169	} else {
…		…
1951	my ($self) = @_;	2175	my ($self) = @_;
1952		2176
1953	# save first because save cedes	2177	# save first because save cedes
1954	$self->save;	2178	$self->save;
1955		2179
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2181
1958	return if $self->players;	2182	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
1960	return if $self->{deny_save};	2184	return if $self->{deny_save};
1961		2185
		2186	$self->in_memory (cf::MAP_SWAPPED);
		2187
		2188	$self->deactivate;
		2189	$_->clear_links_to ($self) for values %cf::MAP;
1962	$self->clear;	2190	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2191	}
1965		2192
1966	sub reset_at {	2193	sub reset_at {
1967	my ($self) = @_;	2194	my ($self) = @_;
1968		2195
…		…
2000	if $uniq;	2227	if $uniq;
2001	}	2228	}
2002		2229
2003	delete $cf::MAP{$self->path};	2230	delete $cf::MAP{$self->path};
2004		2231
		2232	$self->deactivate;
		2233	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2234	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2235
2009	$self->unlink_save;	2236	$self->unlink_save;
2010	$self->destroy;	2237	$self->destroy;
2011	}	2238	}
2012		2239
2013	my $nuke_counter = "aaaa";	2240	my $nuke_counter = "aaaa";
2014		2241
2015	sub nuke {	2242	sub nuke {
2016	my ($self) = @_;	2243	my ($self) = @_;
2017		2244
		2245	{
		2246	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2247
2018	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2019		2249
2020	$self->unlink_save;	2250	$self->unlink_save;
2021		2251
2022	bless $self, "cf::map";	2252	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2253	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2254	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2255	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2257
2028	$cf::MAP{$self->path} = $self;	2258	$cf::MAP{$self->path} = $self;
		2259	}
2029		2260
2030	$self->reset; # polite request, might not happen	2261	$self->reset; # polite request, might not happen
2031	}	2262	}
2032		2263
2033	=item $maps = cf::map::tmp_maps	2264	=item $maps = cf::map::tmp_maps
…		…
2075		2306
2076	sub unique_maps() {	2307	sub unique_maps() {
2077	[	2308	[
2078	map {	2309	map {
2079	utf8::decode $_;	2310	utf8::decode $_;
2080	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2081	? normalise $_	2314	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2316	]
2085	}	2317	}
2086		2318
2087	package cf;
2088
2089	=back	2319	=back
2090		2320
2091	=head3 cf::object	2321	=head3 cf::object
2092		2322
2093	=cut	2323	=cut
…		…
2096		2326
2097	=over 4	2327	=over 4
2098		2328
2099	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2100		2330
2101	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2102		2333
2103	=cut	2334	=cut
2104		2335
2105	sub inv_recursive_;	2336	sub inv_recursive_;
2106	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2109		2340
2110	sub inv_recursive {	2341	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2112	}	2343	}
2113		2344
		2345	=item $ref = $ob->ref
		2346
		2347	Creates and returns a persistent reference to an object that can be stored as a string.
		2348
		2349	=item $ob = cf::object::deref ($refstring)
		2350
		2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2352	even if the object actually exists. May block.
		2353
		2354	=cut
		2355
		2356	sub deref {
		2357	my ($ref) = @_;
		2358
		2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2360	my ($uuid, $name) = ($1, $2);
		2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2362	or return;
		2363	$pl->ob->uuid eq $uuid
		2364	or return;
		2365
		2366	$pl->ob
		2367	} else {
		2368	warn "$ref: cannot resolve object reference\n";
		2369	undef
		2370	}
		2371	}
		2372
2114	package cf;	2373	package cf;
2115		2374
2116	=back	2375	=back
2117		2376
2118	=head3 cf::object::player	2377	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2383	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2127		2386
2128	=cut	2387	=cut
		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
2129		2402
2130	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2404	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
…		…
2140		2413
2141	} else {	2414	} else {
2142	my $pl = $self->contr;	2415	my $pl = $self->contr;
2143		2416
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2417	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2420
2153	} else {	2421	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2424	}
2157	}	2425	}
		2426	}
		2427
		2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2429
		2430	=cut
		2431
		2432	sub cf::object::send_msg {
		2433	my $pl = shift->contr
		2434	or return;
		2435	$pl->send_msg (@_);
2158	}	2436	}
2159		2437
2160	=item $player_object->may ("access")	2438	=item $player_object->may ("access")
2161		2439
2162	Returns wether the given player is authorized to access resource "access"	2440	Returns wether the given player is authorized to access resource "access"
…		…
2175		2453
2176	=item $player_object->enter_link	2454	=item $player_object->enter_link
2177		2455
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2457
2180	The player should be reasonably safe there for short amounts of time. You	2458	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2182		2462
2183	Will never block.	2463	Will never block.
2184		2464
2185	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2186		2466
…		…
2241	# use -1 or undef as default coordinates, not 0, 0	2521	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2522	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2523	if $x <=0 && $y <= 0;
2244		2524
2245	$map->load;	2525	$map->load;
2246	$map->load_diag;	2526	$map->load_neighbours;
2247		2527
2248	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2249	$self->activate_recursive;	2530	$self->activate_recursive;
2250		2531
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2253	}	2534	}
2254		2535
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2536	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2537
2257	Moves the player to the given map-path and coordinates by first freezing	2538	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2540	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2541	the new (success) or old (failed) map position. In either case, $done will
		2542	be called at the end of this process.
		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
2261		2546
2262	=cut	2547	=cut
2263		2548
2264	our $GOTOGEN;	2549	our $GOTOGEN;
2265		2550
2266	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2552	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2553
2269	# do generation counting so two concurrent goto's will be executed in-order	2554	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2556
2272	$self->enter_link;	2557	$self->enter_link;
2273		2558
2274	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
		2562	# *tag paths override both path and x|y
		2563	if ($path =~ /^\*(.*)$/) {
		2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2565	my $ob = $obs[rand @obs];
		2566
		2567	# see if we actually can go there
		2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
		2574
		2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
		2578	}
		2579	}
		2580
2275	my $map = eval {	2581	my $map = eval {
2276	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2277		2583
2278	if ($map) {	2584	if ($map) {
2279	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2281	} else {	2587	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2589	}
2284		2590
2285	$map	2591	$map
2286	};	2592	};
2287		2593
…		…
2292		2598
2293	if ($gen == $self->{_goto_generation}) {	2599	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2600	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2601	$self->leave_link ($map, $x, $y);
2296	}	2602	}
		2603
		2604	$done->() if $done;
2297	})->prio (1);	2605	})->prio (1);
2298	}	2606	}
2299		2607
2300	=item $player_object->enter_exit ($exit_object)	2608	=item $player_object->enter_exit ($exit_object)
2301		2609
…		…
2321	}	2629	}
2322		2630
2323	sub prepare_random_map {	2631	sub prepare_random_map {
2324	my ($exit) = @_;	2632	my ($exit) = @_;
2325		2633
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2636	# that depends on the exit object
2331		2637
2332	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2640	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2339	}	2647	}
2340		2648
2341	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2342		2650
2343	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2346		2654
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2657	undef $fh;
2350	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2351		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2354	}	2666	}
2355	}	2667	}
2356		2668
2357	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2359		2671
2360	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2361		2673
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2674	$self->enter_link;
2374		2675
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2676	(async {
2380	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2381	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2382	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2383		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2384	1;	2700	1
2385	}) {	2701	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2706
2391	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2410		2726
2411	utf8::encode $text;	2727	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2729	}
2414		2730
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2731	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2732
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2733	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2734	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2421		2737
2422	=cut	2738	=cut
2423		2739
		2740	# non-persistent channels (usually the info channel)
		2741	our %CHANNEL = (
		2742	"c/identify" => {
		2743	id => "infobox",
		2744	title => "Identify",
		2745	reply => undef,
		2746	tooltip => "Items recently identified",
		2747	},
		2748	"c/examine" => {
		2749	id => "infobox",
		2750	title => "Examine",
		2751	reply => undef,
		2752	tooltip => "Signs and other items you examined",
		2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
		2760	"c/lookat" => {
		2761	id => "infobox",
		2762	title => "Look",
		2763	reply => undef,
		2764	tooltip => "What you saw there",
		2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/shopitems" => {
		2791	id => "infobox",
		2792	title => "Shop Items",
		2793	reply => undef,
		2794	tooltip => "Shows the items currently for sale in this shop",
		2795	},
		2796	"c/resistances" => {
		2797	id => "infobox",
		2798	title => "Resistances",
		2799	reply => undef,
		2800	tooltip => "Shows your resistances",
		2801	},
		2802	"c/pets" => {
		2803	id => "infobox",
		2804	title => "Pets",
		2805	reply => undef,
		2806	tooltip => "Shows information abotu your pets/a specific pet",
		2807	},
		2808	"c/uptime" => {
		2809	id => "infobox",
		2810	title => "Uptime",
		2811	reply => undef,
		2812	tooltip => "How long the server has been running since last restart",
		2813	},
		2814	"c/mapinfo" => {
		2815	id => "infobox",
		2816	title => "Map Info",
		2817	reply => undef,
		2818	tooltip => "Information related to the maps",
		2819	},
		2820	"c/party" => {
		2821	id => "party",
		2822	title => "Party",
		2823	reply => "gsay ",
		2824	tooltip => "Messages and chat related to your party",
		2825	},
		2826	"c/death" => {
		2827	id => "death",
		2828	title => "Death",
		2829	reply => undef,
		2830	tooltip => "Reason for and more info about your most recent death",
		2831	},
		2832	"c/say" => $SAY_CHANNEL,
		2833	"c/chat" => $CHAT_CHANNEL,
		2834	);
		2835
2424	sub cf::client::send_msg {	2836	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	2837	my ($self, $channel, $msg, $color, @extra) = @_;
2426		2838
2427	$msg = $self->pl->expand_cfpod ($msg);	2839	$msg = $self->pl->expand_cfpod ($msg)
		2840	unless $color & cf::NDI_VERBATIM;
		2841
		2842	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2843
		2844	# check predefined channels, for the benefit of C
		2845	if ($CHANNEL{$channel}) {
		2846	$channel = $CHANNEL{$channel};
		2847
		2848	$self->ext_msg (channel_info => $channel);
		2849	$channel = $channel->{id};
		2850
		2851	} elsif (ref $channel) {
		2852	# send meta info to client, if not yet sent
		2853	unless (exists $self->{channel}{$channel->{id}}) {
		2854	$self->{channel}{$channel->{id}} = $channel;
		2855	$self->ext_msg (channel_info => $channel);
		2856	}
		2857
		2858	$channel = $channel->{id};
		2859	}
2428		2860
2429	return unless @extra || length $msg;	2861	return unless @extra || length $msg;
2430		2862
2431	if ($self->can_msg) {	2863	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	2865	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		2866
2444	if ($color >= 0) {	2867	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	2868	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	2869	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	2870	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if (8192 < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
		2883	}
		2884
2455	=item $client->ext_event ($type, %msg)	2885	=item $client->ext_msg ($type, @msg)
2456		2886
2457	Sends an ext event to the client.	2887	Sends an ext event to the client.
2458		2888
2459	=cut	2889	=cut
2460		2890
2461	sub cf::client::ext_event($$%) {	2891	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	2892	my ($self, $type, @msg) = @_;
2463		2893
		2894	if ($self->extcmd == 2) {
		2895	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2896	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	2897	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2898	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2899	}
		2900	}
		2901
		2902	=item $client->ext_reply ($msgid, @msg)
		2903
		2904	Sends an ext reply to the client.
		2905
		2906	=cut
		2907
		2908	sub cf::client::ext_reply($$@) {
		2909	my ($self, $id, @msg) = @_;
		2910
		2911	if ($self->extcmd == 2) {
		2912	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2913	} elsif ($self->extcmd == 1) {
		2914	#TODO: version 1, remove
		2915	unshift @msg, msgtype => "reply", msgid => $id;
		2916	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2917	}
2466	}	2918	}
2467		2919
2468	=item $success = $client->query ($flags, "text", \&cb)	2920	=item $success = $client->query ($flags, "text", \&cb)
2469		2921
2470	Queues a query to the client, calling the given callback with	2922	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	2977	my ($ns, $buf) = @_;
2526		2978
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2979	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		2980
2529	if (ref $msg) {	2981	if (ref $msg) {
		2982	my ($type, $reply, @payload) =
		2983	"ARRAY" eq ref $msg
		2984	? @$msg
		2985	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2986
		2987	my @reply;
		2988
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2989	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	2990	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	2991	}
		2992
		2993	$ns->ext_reply ($reply, @reply)
		2994	if $reply;
		2995
2536	} else {	2996	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2997	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	2998	}
2539		2999
2540	cf::override;	3000	cf::override;
…		…
2587	our $safe = new Safe "safe";	3047	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3048	our $safe_hole = new Safe::Hole;
2589		3049
2590	$SIG{FPE} = 'IGNORE';	3050	$SIG{FPE} = 'IGNORE';
2591		3051
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3052	$safe->permit_only (Opcode::opset qw(
		3053	:base_core :base_mem :base_orig :base_math
		3054	grepstart grepwhile mapstart mapwhile
		3055	sort time
		3056	));
2593		3057
2594	# here we export the classes and methods available to script code	3058	# here we export the classes and methods available to script code
2595		3059
2596	=pod	3060	=pod
2597		3061
2598	The following functions and methods are available within a safe environment:	3062	The following functions and methods are available within a safe environment:
2599		3063
2600	cf::object	3064	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3065	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3066	insert remove name archname title slaying race decrease split
		3067	value
2603		3068
2604	cf::object::player	3069	cf::object::player
2605	player	3070	player
2606		3071
2607	cf::player	3072	cf::player
…		…
2612		3077
2613	=cut	3078	=cut
2614		3079
2615	for (	3080	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3081	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3082	insert remove inv nrof name archname title slaying race
		3083	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3084	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3085	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3086	["cf::map" => qw(trigger)],
2621	) {	3087	) {
2622	no strict 'refs';	3088	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3089	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3090	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2641	my ($code, %vars) = @_;	3107	my ($code, %vars) = @_;
2642		3108
2643	my $qcode = $code;	3109	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3110	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3111	$qcode =~ s/\n/\\n/g;
		3112
		3113	%vars = (_dummy => 0) unless %vars;
2646		3114
2647	local $_;	3115	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;	3116	local @safe::cf::_safe_eval_args = values %vars;
2649		3117
2650	my $eval =	3118	my $eval =
…		…
2698	# the server's init and main functions	3166	# the server's init and main functions
2699		3167
2700	sub load_facedata($) {	3168	sub load_facedata($) {
2701	my ($path) = @_;	3169	my ($path) = @_;
2702		3170
		3171	# HACK to clear player env face cache, we need some signal framework
		3172	# for this (global event?)
		3173	%ext::player_env::MUSIC_FACE_CACHE = ();
		3174
		3175	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3176
2703	warn "loading facedata from $path\n";	3177	warn "loading facedata from $path\n";
2704		3178
2705	my $facedata;	3179	my $facedata;
2706	0 < aio_load $path, $facedata	3180	0 < aio_load $path, $facedata
2707	or die "$path: $!";	3181	or die "$path: $!";
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3183	$facedata = Coro::Storable::thaw $facedata;
2710		3184
2711	$facedata->{version} == 2	3185	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3186	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3187
		3188	# patch in the exptable
		3189	$facedata->{resource}{"res/exp_table"} = {
		3190	type => FT_RSRC,
		3191	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3192	};
		3193	cf::cede_to_tick;
		3194
2714	{	3195	{
2715	my $faces = $facedata->{faceinfo};	3196	my $faces = $facedata->{faceinfo};
2716		3197
2717	while (my ($face, $info) = each %$faces) {	3198	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3199	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3200
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3201	cf::face::set_visibility $idx, $info->{visibility};
		3202	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3203	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3204	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2722	Coro::cede;	3205
		3206	cf::cede_to_tick;
2723	}	3207	}
2724		3208
2725	while (my ($face, $info) = each %$faces) {	3209	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3210	next unless $info->{smooth};
		3211
2727	my $idx = cf::face::find $face	3212	my $idx = cf::face::find $face
2728	or next;	3213	or next;
		3214
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3215	if (my $smooth = cf::face::find $info->{smooth}) {
		3216	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3217	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3218	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3219	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3220	}
2734	Coro::cede;	3221
		3222	cf::cede_to_tick;
2735	}	3223	}
2736	}	3224	}
2737		3225
2738	{	3226	{
2739	my $anims = $facedata->{animinfo};	3227	my $anims = $facedata->{animinfo};
2740		3228
2741	while (my ($anim, $info) = each %$anims) {	3229	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3230	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3231	cf::cede_to_tick;
2744	}	3232	}
2745		3233
2746	cf::anim::invalidate_all; # d'oh	3234	cf::anim::invalidate_all; # d'oh
2747	}	3235	}
2748		3236
		3237	{
		3238	# TODO: for gcfclient pleasure, we should give resources
		3239	# that gcfclient doesn't grok a >10000 face index.
		3240	my $res = $facedata->{resource};
		3241
		3242	while (my ($name, $info) = each %$res) {
		3243	if (defined $info->{type}) {
		3244	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3245	my $data;
		3246
		3247	if ($info->{type} & 1) {
		3248	# prepend meta info
		3249
		3250	my $meta = $enc->encode ({
		3251	name => $name,
		3252	%{ $info->{meta} || {} },
		3253	});
		3254
		3255	$data = pack "(w/a*)*", $meta, $info->{data};
		3256	} else {
		3257	$data = $info->{data};
		3258	}
		3259
		3260	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3261	cf::face::set_type $idx, $info->{type};
		3262	} else {
		3263	$RESOURCE{$name} = $info;
		3264	}
		3265
		3266	cf::cede_to_tick;
		3267	}
		3268	}
		3269
		3270	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3271
2749	1	3272	1
2750	}	3273	}
2751		3274
		3275	cf::global->attach (on_resource_update => sub {
		3276	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3277	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3278
		3279	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3280	my $sound = $soundconf->{compat}[$_]
		3281	or next;
		3282
		3283	my $face = cf::face::find "sound/$sound->[1]";
		3284	cf::sound::set $sound->[0] => $face;
		3285	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3286	}
		3287
		3288	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3289	my $face = cf::face::find "sound/$v";
		3290	cf::sound::set $k => $face;
		3291	}
		3292	}
		3293	});
		3294
		3295	register_exticmd fx_want => sub {
		3296	my ($ns, $want) = @_;
		3297
		3298	while (my ($k, $v) = each %$want) {
		3299	$ns->fx_want ($k, $v);
		3300	}
		3301	};
		3302
		3303	sub load_resource_file($) {
		3304	my $guard = lock_acquire "load_resource_file";
		3305
		3306	my $status = load_resource_file_ $_[0];
		3307	get_slot 0.1, 100;
		3308	cf::arch::commit_load;
		3309
		3310	$status
		3311	}
		3312
2752	sub reload_regions {	3313	sub reload_regions {
		3314	# HACK to clear player env face cache, we need some signal framework
		3315	# for this (global event?)
		3316	%ext::player_env::MUSIC_FACE_CACHE = ();
		3317
2753	load_resource_file "$MAPDIR/regions"	3318	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3319	or die "unable to load regions file\n";
		3320
		3321	for (cf::region::list) {
		3322	$_->{match} = qr/$_->{match}/
		3323	if exists $_->{match};
		3324	}
2755	}	3325	}
2756		3326
2757	sub reload_facedata {	3327	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3328	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3329	or die "unable to load facedata\n";
2760	}	3330	}
2761		3331
2762	sub reload_archetypes {	3332	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3333	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3334	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3335	}
2771		3336
2772	sub reload_treasures {	3337	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3338	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3339	or die "unable to load treasurelists\n";
2775	}	3340	}
2776		3341
2777	sub reload_resources {	3342	sub reload_resources {
2778	warn "reloading resource files...\n";	3343	warn "reloading resource files...\n";
2779		3344
		3345	reload_facedata;
		3346	reload_archetypes;
2780	reload_regions;	3347	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3348	reload_treasures;
2785		3349
2786	warn "finished reloading resource files\n";	3350	warn "finished reloading resource files\n";
2787	}	3351	}
2788		3352
2789	sub init {	3353	sub reload_config {
2790	reload_resources;
2791	}
2792
2793	sub cfg_load {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3355	or return;
2796		3356
2797	local $/;	3357	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
2799		3359
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3361
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2809	};	3369	};
2810	warn $@ if $@;	3370	warn $@ if $@;
2811	}	3371	}
2812	}	3372	}
2813		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
2814	sub main {	3393	sub main {
		3394	cf::init_globals; # initialise logging
		3395
		3396	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3397	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3398	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3399	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3400
		3401	cf::init_experience;
		3402	cf::init_anim;
		3403	cf::init_attackmess;
		3404	cf::init_dynamic;
		3405
		3406	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3407
2815	# we must not ever block the main coroutine	3408	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3409	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3410	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3411	(async {
2819	Event::one_event;	3412	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3413	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3414	})->prio (Coro::PRIO_MAX);
2821	};	3415	};
2822		3416
2823	cfg_load;	3417	evthread_start IO::AIO::poll_fileno;
		3418
		3419	cf::sync_job {
		3420	reload_resources;
		3421	reload_config;
2824	db_init;	3422	db_init;
		3423
		3424	cf::load_settings;
		3425	cf::load_materials;
		3426	cf::init_uuid;
		3427	cf::init_signals;
		3428	cf::init_commands;
		3429	cf::init_skills;
		3430
		3431	cf::init_beforeplay;
		3432
		3433	atomic;
		3434
2825	load_extensions;	3435	load_extensions;
2826		3436
2827	$TICK_WATCHER->start;	3437	utime time, time, $RUNTIMEFILE;
		3438
		3439	# no (long-running) fork's whatsoever before this point(!)
		3440	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3441
		3442	(pop @POST_INIT)->(0) while @POST_INIT;
		3443	};
		3444
2828	Event::loop;	3445	EV::loop;
2829	}	3446	}
2830		3447
2831	#############################################################################	3448	#############################################################################
2832	# initialisation and cleanup	3449	# initialisation and cleanup
2833		3450
2834	# install some emergency cleanup handlers	3451	# install some emergency cleanup handlers
2835	BEGIN {	3452	BEGIN {
		3453	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3454	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3455	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3456	cf::cleanup "SIG$signal";
2844	},
2845	);	3457	};
2846	}	3458	}
2847	}	3459	}
2848		3460
2849	sub write_runtime {	3461	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";
2851
2852	# first touch the runtime file to show we are still running:	3462	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3463	# the fsync below can take a very very long time.
2854		3464
2855	IO::AIO::aio_utime $runtime, undef, undef;	3465	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3466
2857	my $guard = cf::lock_acquire "write_runtime";	3467	my $guard = cf::lock_acquire "write_runtime";
2858		3468
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3469	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2860	or return;	3470	or return;
2861		3471
2862	my $value = $cf::RUNTIME + 90 + 10;	3472	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3473	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3474	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3484	aio_utime $fh, undef, undef;
2875		3485
2876	close $fh	3486	close $fh
2877	or return;	3487	or return;
2878		3488
2879	aio_rename "$runtime~", $runtime	3489	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3490	and return;
2881		3491
2882	warn "runtime file written.\n";	3492	warn "runtime file written.\n";
2883		3493
2884	1	3494	1
		3495	}
		3496
		3497	our $uuid_lock;
		3498	our $uuid_skip;
		3499
		3500	sub write_uuid_sync($) {
		3501	$uuid_skip ||= $_[0];
		3502
		3503	return if $uuid_lock;
		3504	local $uuid_lock = 1;
		3505
		3506	my $uuid = "$LOCALDIR/uuid";
		3507
		3508	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3509	or return;
		3510
		3511	my $value = uuid_seq uuid_cur;
		3512
		3513	unless ($value) {
		3514	warn "cowardly refusing to write zero uuid value!\n";
		3515	return;
		3516	}
		3517
		3518	my $value = uuid_str $value + $uuid_skip;
		3519	$uuid_skip = 0;
		3520
		3521	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3522	and return;
		3523
		3524	# always fsync - this file is important
		3525	aio_fsync $fh
		3526	and return;
		3527
		3528	close $fh
		3529	or return;
		3530
		3531	aio_rename "$uuid~", $uuid
		3532	and return;
		3533
		3534	warn "uuid file written ($value).\n";
		3535
		3536	1
		3537
		3538	}
		3539
		3540	sub write_uuid($$) {
		3541	my ($skip, $sync) = @_;
		3542
		3543	$sync ? write_uuid_sync $skip
		3544	: async { write_uuid_sync $skip };
2885	}	3545	}
2886		3546
2887	sub emergency_save() {	3547	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3548	my $freeze_guard = cf::freeze_mainloop;
2889		3549
2890	warn "enter emergency perl save\n";	3550	warn "emergency_perl_save: enter\n";
2891		3551
2892	cf::sync_job {	3552	cf::sync_job {
		3553	# this is a trade-off: we want to be very quick here, so
		3554	# save all maps without fsync, and later call a global sync
		3555	# (which in turn might be very very slow)
		3556	local $USE_FSYNC = 0;
		3557
2893	# use a peculiar iteration method to avoid tripping on perl	3558	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3559	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3560	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3561	warn "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3562	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3563	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3564	$pl->valid or next;
		3565	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3566	$pl->save;
2901	}	3567	}
2902	warn "end emergency player save\n";	3568	warn "emergency_perl_save: end player save\n";
2903		3569
2904	warn "begin emergency map save\n";	3570	warn "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3571	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3572	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3573	$map->valid or next;
2908	$map->save;	3574	$map->save;
2909	}	3575	}
2910	warn "end emergency map save\n";	3576	warn "emergency_perl_save: end map save\n";
2911		3577
2912	warn "begin emergency database checkpoint\n";	3578	warn "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3579	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3580	warn "emergency_perl_save: end database checkpoint\n";
		3581
		3582	warn "emergency_perl_save: begin write uuid\n";
		3583	write_uuid_sync 1;
		3584	warn "emergency_perl_save: end write uuid\n";
2915	};	3585	};
2916		3586
		3587	warn "emergency_perl_save: starting sync()\n";
		3588	IO::AIO::aio_sync sub {
		3589	warn "emergency_perl_save: finished sync()\n";
		3590	};
		3591
2917	warn "leave emergency perl save\n";	3592	warn "emergency_perl_save: leave\n";
2918	}	3593	}
2919		3594
2920	sub post_cleanup {	3595	sub post_cleanup {
2921	my ($make_core) = @_;	3596	my ($make_core) = @_;
2922		3597
2923	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
2925	}	3629	}
2926		3630
2927	sub do_reload_perl() {	3631	sub do_reload_perl() {
2928	# can/must only be called in main	3632	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
2930	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
2931	return;	3635	return;
2932	}	3636	}
2933		3637
		3638	return if $RELOAD++;
		3639
		3640	my $t1 = EV::time;
		3641
		3642	while ($RELOAD) {
2934	warn "reloading...";	3643	warn "reloading...";
2935		3644
2936	warn "entering sync_job";	3645	warn "entering sync_job";
2937		3646
2938	cf::sync_job {	3647	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3649	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
2942		3651
2943	warn "syncing database to disk";	3652	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3653	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3654
2946	# if anything goes wrong in here, we should simply crash as we already saved	3655	# if anything goes wrong in here, we should simply crash as we already saved
2947		3656
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3657	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3658	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3659	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();
2967
2968	warn "removing commands";
2969	%COMMAND = ();
2970
2971	warn "removing ext/exti commands";
2972	%EXTCMD = ();
2973	%EXTICMD = ();
2974
2975	warn "unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";
2978
2979	if (my $cb = $pkg->can ("unload")) {
2980	eval {
2981	$cb->($pkg);
2982	1
2983	} or warn "$pkg unloaded, but with errors: $@";
2984	}	3660	}
2985		3661
2986	warn "... nuking $pkg";	3662	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3663	$_->cancel for values %EXT_CORO;
2988	}	3664	%EXT_CORO = ();
2989		3665
2990	warn "unloading all perl modules loaded from $LIBDIR";	3666	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3667	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3668
		3669	warn "removing ext/exti commands";
		3670	%EXTCMD = ();
		3671	%EXTICMD = ();
		3672
		3673	warn "unloading/nuking all extensions";
		3674	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3675	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3676
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3677	if (my $cb = $pkg->can ("unload")) {
		3678	eval {
3001	$cb->();	3679	$cb->($pkg);
		3680	1
		3681	} or warn "$pkg unloaded, but with errors: $@";
		3682	}
		3683
		3684	warn "... clearing $pkg";
		3685	clear_package $pkg;
3002	}	3686	}
3003		3687
3004	Symbol::delete_package $k;	3688	warn "unloading all perl modules loaded from $LIBDIR";
		3689	while (my ($k, $v) = each %INC) {
		3690	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3691
		3692	warn "... unloading $k";
		3693	delete $INC{$k};
		3694
		3695	$k =~ s/\.pm$//;
		3696	$k =~ s/\//::/g;
		3697
		3698	if (my $cb = $k->can ("unload_module")) {
		3699	$cb->();
		3700	}
		3701
		3702	clear_package $k;
3005	}	3703	}
3006		3704
3007	warn "getting rid of safe::, as good as possible";	3705	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3706	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3707	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		3708
3011	warn "unloading cf.pm \"a bit\"";	3709	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3710	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3711	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		3712
3015	# don't, removes xs symbols, too,	3713	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3714	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3715	#clear_package __PACKAGE__;
3018		3716
3019	warn "unload completed, starting to reload now";	3717	warn "unload completed, starting to reload now";
3020		3718
3021	warn "reloading cf.pm";	3719	warn "reloading cf.pm";
3022	require cf;	3720	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3721	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3024		3722
3025	warn "loading config and database again";	3723	warn "loading config and database again";
3026	cf::cfg_load;	3724	cf::reload_config;
3027		3725
3028	warn "loading extensions";	3726	warn "loading extensions";
3029	cf::load_extensions;	3727	cf::load_extensions;
3030		3728
		3729	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
		3736	}
3037		3737
		3738	warn "running post_init jobs";
		3739	(pop @POST_INIT)->(1) while @POST_INIT;
		3740
3038	warn "leaving sync_job";	3741	warn "leaving sync_job";
3039		3742
3040	1	3743	1
3041	} or do {	3744	} or do {
3042	warn $@;	3745	warn $@;
3043	warn "error while reloading, exiting.";	3746	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3747	};
3046		3748
3047	warn "reloaded";	3749	warn "reloaded";
		3750	--$RELOAD;
		3751	}
		3752
		3753	$t1 = EV::time - $t1;
		3754	warn "reload completed in ${t1}s\n";
3048	};	3755	};
3049		3756
3050	our $RELOAD_WATCHER; # used only during reload	3757	our $RELOAD_WATCHER; # used only during reload
3051		3758
3052	sub reload_perl() {	3759	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3760	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3761	# coro crashes during coro_state_free->destroy here.
3055		3762
3056	$RELOAD_WATCHER ||= Event->timer (	3763	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	3764	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	3765
3059	data => WF_AUTOCANCEL,	3766	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	3767	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3768	undef $RELOAD_WATCHER;
3063	},	3769	};
3064	);	3770	};
3065	}	3771	}
3066		3772
3067	register_command "reload" => sub {	3773	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3774	my ($who, $arg) = @_;
3069		3775
3070	if ($who->flag (FLAG_WIZ)) {	3776	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3777	$who->message ("reloading server.");
		3778	async {
		3779	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3780	reload_perl;
		3781	};
3073	}	3782	}
3074	};	3783	};
3075		3784
3076	unshift @INC, $LIBDIR;	3785	unshift @INC, $LIBDIR;
3077		3786
…		…
3079		3788
3080	our @WAIT_FOR_TICK;	3789	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3790	our @WAIT_FOR_TICK_BEGIN;
3082		3791
3083	sub wait_for_tick {	3792	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3086		3794
3087	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3796	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3797	$signal->wait;
3090	}	3798	}
3091		3799
3092	sub wait_for_tick_begin {	3800	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3801	return if tick_inhibit || $Coro::current == $Coro::main;
3095		3802
3096	my $signal = new Coro::Signal;	3803	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3804	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3805	$signal->wait;
3099	}	3806	}
3100		3807
3101	my $min = 1e6;#d#	3808	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3809	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3810	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3811	unless ++$bug_warning > 10;
3113	return;	3812	return;
3114	}	3813	}
3115		3814
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3815	cf::server_tick; # one server iteration
3119		3816
3120	0 && sync_job {#d#	3817	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	3818	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	3819	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3820	$Coro::current->{desc} = "runtime saver";
3124	or die;	3821	write_runtime_sync
3125		3822	or warn "ERROR: unable to write runtime file: $!";
3126	$map->width (50);
3127	$map->height (50);
3128	$map->alloc;
3129	$map->_load_objects ("/tmp/x.map", 1);
3130	my $t = Event::time - $t;
3131
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	3823	};
		3824	}
3142		3825
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3826	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3827	$sig->send;
3159	}	3828	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3829	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3830	$sig->send;
3162	}	3831	}
3163		3832
3164	$NOW = Event::time;	3833	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3834	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		3835
3175	_post_tick;	3836	if (0) {
3176		3837	if ($NEXT_TICK) {
3177		3838	my $jitter = $TICK_START - $NEXT_TICK;
		3839	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3840	warn "jitter $JITTER\n";#d#
		3841	}
3178	},	3842	}
3179	);	3843	}
3180		3844
3181	{	3845	{
3182	BDB::max_poll_time $TICK * 0.1;	3846	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	3847
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	3848	BDB::min_parallel 8;
3192		3849	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	3850	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		3851
3208	unless ($DB_ENV) {	3852	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	3853	$DB_ENV = BDB::db_env_create;
		3854	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3855	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3856	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3857	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3858	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		3859
3211	cf::sync_job {	3860	cf::sync_job {
3212	eval {	3861	eval {
3213	BDB::db_env_open	3862	BDB::db_env_open
3214	$DB_ENV,	3863	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3865	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3866	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	3867	0666;
3219		3868
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3869	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	3870	};
3225		3871
3226	cf::cleanup "db_env_open(db): $@" if $@;	3872	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	3873	};
3228	}	3874	}
		3875
		3876	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3877	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3878	};
		3879	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3880	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3881	};
		3882	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3883	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3884	};
3229	}	3885	}
3230		3886
3231	{	3887	{
		3888	# configure IO::AIO
		3889
3232	IO::AIO::min_parallel 8;	3890	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	3891	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	3892	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	3893	}
3245		3894
3246	my $_log_backtrace;	3895	my $_log_backtrace;
3247		3896
3248	sub _log_backtrace {	3897	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	3900	$msg =~ s/\n//;
3252		3901
3253	# limit the # of concurrent backtraces	3902	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	3903	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	3904	++$_log_backtrace;
		3905	my $perl_bt = Carp::longmess $msg;
3256	async {	3906	async {
		3907	$Coro::current->{desc} = "abt $msg";
		3908
3257	my @bt = fork_call {	3909	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	3910	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3911	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3912	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	3913	or die "addr2line: $!";
…		…
3269	}	3921	}
3270		3922
3271	@funcs	3923	@funcs
3272	};	3924	};
3273		3925
3274	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $perl_bt\n";
		3927	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	3928	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	3929	--$_log_backtrace;
3277	};	3930	};
3278	} else {	3931	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	3933	LOG llevInfo, "[ABT] [suppressed]\n";
3281	}	3934	}
3282	}	3935	}
3283		3936
3284	# load additional modules	3937	# load additional modules
3285	use cf::pod;	3938	require "cf/$_.pm" for @EXTRA_MODULES;
3286		3939
3287	END { cf::emergency_save }	3940	END { cf::emergency_save }
3288		3941
3289	1	3942	1
3290		3943

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines