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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.473 by root, Fri Jun 26 16:32:10 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 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
86		118
87	our %CFG;	119	our %CFG;
88		120
89	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
91		124
92	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
95		128
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		131
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		140
103	binmode STDOUT;	141	binmode STDOUT;
104	binmode STDERR;	142	binmode STDERR;
105		143
106	# read virtual server time, if available	144	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
111	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
112		152
113	mkdir $_	153	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		155
116	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
159		199
160	The raw value load value from the last tick.	200	The raw value load value from the last tick.
161		201
162	=item %cf::CFG	202	=item %cf::CFG
163		203
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	205	from wherever your confdir points to.
166		206
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		208
169	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
…		…
187	$msg .= "\n"	227	$msg .= "\n"
188	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
189		229
190	$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;
191		231
192	utf8::encode $msg;
193	LOG llevError, $msg;	232	LOG llevError, $msg;
194	};	233	};
195	}	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#?
196		250
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	261	for my $pkg (qw(
208	cf::global cf::attachable	262	cf::global cf::attachable
209	cf::object cf::object::player	263	cf::object cf::object::player
210	cf::client cf::player	264	cf::client cf::player
211	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
212	cf::map cf::party cf::region	267	cf::party cf::region
213	)) {	268	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	270	}
217		271
218	$Event::DIED = sub {	272	$EV::DIED = sub {
219	warn "error in event callback: @_";	273	warn "error in event callback: @_";
220	};	274	};
221		275
222	#############################################################################	276	#############################################################################
223		277
…		…
246	$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;
247	$d	301	$d
248	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
249	}	303	}
250		304
251	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
252		306
253	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
254		308
255	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
256		310
257	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
258		312
259	=cut	313	=cut
260		314
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		316
263	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		333
266	=item cf::lock_wait $string	334	=item cf::lock_wait $string
267		335
268	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
269		337
270	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
271		339
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
275	returned.	343	returned.
276		344
		345	Locks are *not* recursive, locking from the same coro twice results in a
		346	deadlocked coro.
		347
277	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
278	uses map_find and cf::map::load uses map_load).	349	uses map_find and cf::map::load uses map_load).
279		350
280	=item $locked = cf::lock_active $string	351	=item $locked = cf::lock_active $string
281		352
282	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.
283		354
284	=cut	355	=cut
285		356
286	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
287		358
288	sub lock_wait($) {	359	sub lock_wait($) {
289	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	361	}
297		362
298	sub lock_acquire($) {	363	sub lock_acquire($) {
299	my ($key) = @_;	364	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	365	}
311		366
312	sub lock_active($) {	367	sub lock_active($) {
313	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	369	}
317		370
318	sub freeze_mainloop {	371	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
320		373
321	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	375	}
323	};	376
324	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
325	$guard	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($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
326	}	390	}
327		391
328	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
329		393
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	405	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	406	our $SLOT_QUEUE;
343		407
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
346	my $signal = new Coro::Signal;	412	my $signal = new Coro::Signal;
347		413
348	while () {	414	while () {
349	next_job:	415	next_job:
350	my $avail = cf::till_tick;	416	my $avail = cf::till_tick;
…		…
358	}	424	}
359	}	425	}
360	}	426	}
361		427
362	if (@SLOT_QUEUE) {	428	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	430	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	431	$signal->wait;
366	} else {	432	} else {
367	Coro::schedule;	433	Coro::schedule;
368	}	434	}
369	}	435	}
370	};	436	};
371		437
372	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
373	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
374		442
375	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
377		445
…		…
391		459
392	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
393		461
394	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
395		463
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	467	acceptable.
400		468
401	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
402	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
…		…
407		475
408	sub sync_job(&) {	476	sub sync_job(&) {
409	my ($job) = @_;	477	my ($job) = @_;
410		478
411	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	480	my $time = EV::time;
413		481
414	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
416		484
417	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	486
419	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
420		488
421	my $busy = 1;	489	my $busy = 1;
422	my @res;	490	my @res;
423		491
424	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	494	@res = eval { $job->() };
426	warn $@ if $@;	495	warn $@ if $@;
427	undef $busy;	496	undef $busy;
428	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
429		498
430	while ($busy) {	499	while ($busy) {
431	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
432	}	504	}
		505	}
433		506
434	$time = Event::time - $time;	507	my $time = EV::time - $time;
435		508
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
440		510
441	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
442	} else {	512	} else {
443	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
444		514
…		…
469	=item fork_call { }, $args	539	=item fork_call { }, $args
470		540
471	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
472	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
475		545
476	=cut	546	=cut
477		547
478	sub fork_call(&@) {	548	sub fork_call(&@) {
479	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
480		550
481	# we seemingly have to make a local copy of the whole thing,	551	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	552	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	553	# TODO: investigate and fix (likely this will be rather laborious)
484		554
485	my @res = Coro::Util::fork_eval {	555	my @res = Coro::Util::fork_eval {
486	reset_signals;	556	reset_signals;
487	&$cb	557	&$cb
488	}, @args;	558	}, @args;
489		559
490	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
491	}	561	}
492		562
		563	=item $coin = coin_from_name $name
		564
		565	=cut
		566
		567	our %coin_alias = (
		568	"silver" => "silvercoin",
		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
		588	}
		589
493	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
494		591
495	Returns a single value from the environment database.	592	Returns a single value from the environment database.
496		593
497	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
498		595
499	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
500	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).
501		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
502	=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	}
503		622
504	our $DB;	623	our $DB;
505		624
506	sub db_init {	625	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	626	cf::sync_job {
511	eval {	627	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	628	};
521	}	629	}
522		630
523	sub db_get($$) {	631	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
525		633
…		…
575	if (1) {	683	if (1) {
576	$md5 =	684	$md5 =
577	join "\x00",	685	join "\x00",
578	$processversion,	686	$processversion,
579	map {	687	map {
580	Coro::cede;	688	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	689	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	690	} 0.. $#$src;
583		691
584		692
585	my $dbmd5 = db_get cache => "$id/md5";	693	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		731
624	#############################################################################	732	#############################################################################
625		733
626	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
627		735
628	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
629	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")
630	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
631		739
632	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>
633	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
634	Crossfire TRT).	742	Deliantra).
635		743
636	=over 4	744	=over 4
637		745
638	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
639		747
…		…
683	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
684		792
685	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
686	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
687		795
688	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		798
691	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
692		800
693	=over 4	801	=over 4
…		…
921	}	1029	}
922		1030
923	0	1031	0
924	}	1032	}
925		1033
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1035
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1037
930	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
931		1039
…		…
937		1045
938	=cut	1046	=cut
939		1047
940	#############################################################################	1048	#############################################################################
941	# object support	1049	# object support
942	#
943		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#
944	sub _can_merge {	1084	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1085	my ($ob1, $ob2) = @_;
946		1086
947	local $Storable::canonical = 1;	1087	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1088
951	$fob1 eq $fob2	1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
952	}	1091	}
953		1092
954	sub reattach {	1093	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1095	my ($obj) = @_;
957		1096
		1097	# no longer needed after getting rid of delete_package?
958	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
959		1099
960	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
961		1101
962	@$registry = ();	1102	@$registry = ();
963		1103
…		…
978	cf::attachable->attach (	1118	cf::attachable->attach (
979	prio => -1000000,	1119	prio => -1000000,
980	on_instantiate => sub {	1120	on_instantiate => sub {
981	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
982		1122
983	$data = from_json $data;	1123	$data = decode_json $data;
984		1124
985	for (@$data) {	1125	for (@$data) {
986	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
987		1127
988	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1144	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
1006		1146
1007	sync_job {	1147	sync_job {
1008	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1011		1152
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1156	if ($cf::USE_FSYNC) {
		1157	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1158	aio_fsync $fh;
		1159	}
1016	close $fh;	1160	aio_close $fh;
1017		1161
1018	if (@$objs) {	1162	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1167	if ($cf::USE_FSYNC) {
		1168	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1169	aio_fsync $fh;
		1170	}
1024	close $fh;	1171	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1172	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1173	}
1027	} else {	1174	} else {
1028	aio_unlink "$filename.pst";	1175	aio_unlink "$filename.pst";
1029	}	1176	}
1030		1177
1031	aio_rename "$filename~", $filename;	1178	aio_rename "$filename~", $filename;
		1179
		1180	$filename =~ s%/[^/]+$%%;
		1181	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1182	} else {
1033	warn "FATAL: $filename~: $!\n";	1183	warn "unable to save objects: $filename~: $!\n";
1034	}	1184	}
1035	} else {	1185	} else {
1036	aio_unlink $filename;	1186	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1187	aio_unlink "$filename.pst";
1038	}	1188	}
1039	}	1189	};
1040	}	1190	}
1041		1191
1042	sub object_freezer_as_string {	1192	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1193	my ($rdata, $objs) = @_;
1044		1194
…		…
1056	or return;	1206	or return;
1057		1207
1058	unless (aio_stat "$filename.pst") {	1208	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1209	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1210	or return;
		1211
1061	$av = eval { (Storable::thaw $av)->{objs} };	1212	my $st = eval { Coro::Storable::thaw $av };
		1213	$av = $st->{objs};
1062	}	1214	}
1063		1215
		1216	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1217	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1218	$decname, length $data, scalar @{$av || []};
		1219
1066	return ($data, $av);	1220	($data, $av)
1067	}	1221	}
1068		1222
1069	=head2 COMMAND CALLBACKS	1223	=head2 COMMAND CALLBACKS
1070		1224
1071	=over 4	1225	=over 4
…		…
1125	my ($name, $cb) = @_;	1279	my ($name, $cb) = @_;
1126		1280
1127	$EXTICMD{$name} = $cb;	1281	$EXTICMD{$name} = $cb;
1128	}	1282	}
1129		1283
		1284	use File::Glob ();
		1285
1130	cf::player->attach (	1286	cf::player->attach (
1131	on_command => sub {	1287	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1288	my ($pl, $name, $params) = @_;
1133		1289
1134	my $cb = $COMMAND{$name}	1290	my $cb = $COMMAND{$name}
…		…
1166		1322
1167	cf::override;	1323	cf::override;
1168	},	1324	},
1169	);	1325	);
1170		1326
		1327	# "readahead" all extensions
		1328	sub cache_extensions {
		1329	my $grp = IO::AIO::aio_group;
		1330
		1331	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1332	for (grep /\.ext$/, @{$_[0]}) {
		1333	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1334	}
		1335	};
		1336
		1337	$grp
		1338	}
		1339
1171	sub load_extensions {	1340	sub load_extensions {
1172	cf::sync_job {	1341	cf::sync_job {
1173	my %todo;	1342	my %todo;
1174		1343
1175	for my $path (<$LIBDIR/*.ext>) {	1344	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1363
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1364	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1365	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1366
1198	$ext{source} =	1367	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1368	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1369	. "#line 1 \"$path\"\n{\n"
1201	. $source	1370	. $source
1202	. "\n};\n1";	1371	. "\n};\n1";
1203		1372
1204	$todo{$base} = \%ext;	1373	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1389	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1390	: "$v->{base}: extension inactive.\n";
1222		1391
1223	if (exists $v->{meta}{mandatory}) {	1392	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1393	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1394	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1395	}
1228		1396
1229	warn $msg;	1397	warn $msg;
1230	}	1398	}
1231		1399
…		…
1245		1413
1246	=back	1414	=back
1247		1415
1248	=head2 CORE EXTENSIONS	1416	=head2 CORE EXTENSIONS
1249		1417
1250	Functions and methods that extend core crossfire objects.	1418	Functions and methods that extend core deliantra objects.
1251		1419
1252	=cut	1420	=cut
1253		1421
1254	package cf::player;	1422	package cf::player;
1255		1423
1256	use Coro::AIO;	1424	use Coro::AIO;
1257		1425
1258	=head3 cf::player	1426	=head3 cf::player
1259		1427
1260	=over 4	1428	=over 4
		1429
		1430	=item cf::player::num_playing
		1431
		1432	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1433
		1434	=cut
		1435
		1436	sub num_playing {
		1437	scalar grep
		1438	$_->ob->map
		1439	&& !$_->hidden
		1440	&& !$_->ob->flag (cf::FLAG_WIZ),
		1441	cf::player::list
		1442	}
1261		1443
1262	=item cf::player::find $login	1444	=item cf::player::find $login
1263		1445
1264	Returns the given player object, loading it if necessary (might block).	1446	Returns the given player object, loading it if necessary (might block).
1265		1447
…		…
1284		1466
1285	sub exists($) {	1467	sub exists($) {
1286	my ($login) = @_;	1468	my ($login) = @_;
1287		1469
1288	$cf::PLAYER{$login}	1470	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1471	or !aio_stat path $login
1290	}	1472	}
1291		1473
1292	sub find($) {	1474	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1475	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1476	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1483	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1484	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1485	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1486	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1487
1306	my $pl = load_pl path $login	1488	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1489	or return;
		1490
		1491	my $pl = cf::player::load_pl $f
		1492	or return;
		1493
		1494	local $cf::PLAYER_LOADING{$login} = $pl;
		1495	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1496	$cf::PLAYER{$login} = $pl
1309	}	1497	}
1310	}	1498	}
1311	}	1499	}
1312		1500
…		…
1321	return if $pl->{deny_save};	1509	return if $pl->{deny_save};
1322		1510
1323	aio_mkdir playerdir $pl, 0770;	1511	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1512	$pl->{last_save} = $cf::RUNTIME;
1325		1513
		1514	cf::get_slot 0.01;
		1515
1326	$pl->save_pl ($path);	1516	$pl->save_pl ($path);
1327	Coro::cede;	1517	cf::cede_to_tick;
1328	}	1518	}
1329		1519
1330	sub new($) {	1520	sub new($) {
1331	my ($login) = @_;	1521	my ($login) = @_;
1332		1522
…		…
1361	my ($pl) = @_;	1551	my ($pl) = @_;
1362		1552
1363	my $name = $pl->ob->name;	1553	my $name = $pl->ob->name;
1364		1554
1365	$pl->{deny_save} = 1;	1555	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1556	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1557
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1558	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1559	$pl->deactivate;
		1560	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1561	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1562	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1563	$pl->ns->destroy if $pl->ns;
1372		1564
1373	my $path = playerdir $pl;	1565	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1566	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1602	or return [];
1411		1603
1412	my @logins;	1604	my @logins;
1413		1605
1414	for my $login (@$dirs) {	1606	for my $login (@$dirs) {
		1607	my $path = path $login;
		1608
		1609	# a .pst is a dead give-away for a valid player
		1610	# if no pst file found, open and chekc for blocked users
		1611	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1612	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1613	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1614	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1615	}
1418		1616
1419	utf8::decode $login;	1617	utf8::decode $login;
1420	push @logins, $login;	1618	push @logins, $login;
1421	}	1619	}
1422		1620
…		…
1449	}	1647	}
1450		1648
1451	\@paths	1649	\@paths
1452	}	1650	}
1453		1651
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1652	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1653
1456	Expand crossfire pod fragments into protocol xml.	1654	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1655
1504	=item $player->ext_reply ($msgid, @msg)	1656	=item $player->ext_reply ($msgid, @msg)
1505		1657
1506	Sends an ext reply to the player.	1658	Sends an ext reply to the player.
1507		1659
…		…
1574	our $MAX_RESET = 3600;	1726	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1727	our $DEFAULT_RESET = 3000;
1576		1728
1577	sub generate_random_map {	1729	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1730	my ($self, $rmp) = @_;
		1731
		1732	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1733
1579	# mit "rum" bekleckern, nicht	1734	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1735	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1736	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1737	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1738	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1860
1706	# the temporary/swap location	1861	# the temporary/swap location
1707	sub save_path {	1862	sub save_path {
1708	my ($self) = @_;	1863	my ($self) = @_;
1709		1864
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1865	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1866	"$TMPDIR/$path.map"
1712	}	1867	}
1713		1868
1714	# the unique path, undef == no special unique path	1869	# the unique path, undef == no special unique path
1715	sub uniq_path {	1870	sub uniq_path {
1716	my ($self) = @_;	1871	my ($self) = @_;
1717		1872
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1873	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1874	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1875	}
1730		1876
1731	sub decay_objects {	1877	sub decay_objects {
1732	my ($self) = @_;	1878	my ($self) = @_;
1733		1879
…		…
1746		1892
1747	sub load_header_from($) {	1893	sub load_header_from($) {
1748	my ($self, $path) = @_;	1894	my ($self, $path) = @_;
1749		1895
1750	utf8::encode $path;	1896	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1897	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1898	or return;
		1899
		1900	$self->_load_header ($f)
		1901	or return;
		1902
		1903	local $MAP_LOADING{$self->{path}} = $self;
		1904	$f->resolve_delayed_derefs;
1756		1905
1757	$self->{load_path} = $path;	1906	$self->{load_path} = $path;
1758		1907
1759	1	1908	1
1760	}	1909	}
…		…
1814	sub find {	1963	sub find {
1815	my ($path, $origin) = @_;	1964	my ($path, $origin) = @_;
1816		1965
1817	$path = normalise $path, $origin && $origin->path;	1966	$path = normalise $path, $origin && $origin->path;
1818		1967
		1968	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1969	my $guard2 = cf::lock_acquire "map_find:$path";
1820		1970
1821	$cf::MAP{$path} || do {	1971	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	1972	my $map = new_from_path cf::map $path
1824	or return;	1973	or return;
1825		1974
1826	$map->{last_save} = $cf::RUNTIME;	1975	$map->{last_save} = $cf::RUNTIME;
1827		1976
…		…
1829	or return;	1978	or return;
1830		1979
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1980	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1981	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1982	#$cf::WAIT_FOR_TICK->wait;
		1983	undef $guard2;
		1984	undef $guard1;
1834	$map->reset;	1985	$map->reset;
1835	undef $guard;
1836	return find $path;	1986	return find $path;
1837	}	1987	}
1838		1988
1839	$cf::MAP{$path} = $map	1989	$cf::MAP{$path} = $map
1840	}	1990	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	1999	local $self->{deny_reset} = 1; # loading can take a long time
1850		2000
1851	my $path = $self->{path};	2001	my $path = $self->{path};
1852		2002
1853	{	2003	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2004	my $guard = cf::lock_acquire "map_data:$path";
1855		2005
		2006	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2007	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2008
1858	$self->in_memory (cf::MAP_LOADING);	2009	$self->in_memory (cf::MAP_LOADING);
1859		2010
1860	$self->alloc;	2011	$self->alloc;
1861		2012
1862	$self->pre_load;	2013	$self->pre_load;
1863	Coro::cede;	2014	cf::cede_to_tick;
1864		2015
		2016	my $f = new_from_file cf::object::thawer $self->{load_path};
		2017	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2018	$self->_load_objects ($f)
1866	or return;	2019	or return;
1867		2020
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2021	$self->post_load_original
1869	if delete $self->{load_original};	2022	if delete $self->{load_original};
1870		2023
1871	if (my $uniq = $self->uniq_path) {	2024	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2025	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2026	unless (aio_stat $uniq) {
		2027	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2028	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2029	$self->_load_objects ($f);
		2030	$f->resolve_delayed_derefs;
		2031	}
1876	}	2032	}
1877	}	2033	}
1878		2034
1879	Coro::cede;	2035	$f->resolve_delayed_derefs;
		2036
		2037	cf::cede_to_tick;
1880	# now do the right thing for maps	2038	# now do the right thing for maps
1881	$self->link_multipart_objects;	2039	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2040	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2041	unless $self->difficulty;
1884	Coro::cede;	2042	cf::cede_to_tick;
1885		2043
1886	unless ($self->{deny_activate}) {	2044	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2045	$self->decay_objects;
1888	$self->fix_auto_apply;	2046	$self->fix_auto_apply;
1889	$self->update_buttons;	2047	$self->update_buttons;
1890	Coro::cede;	2048	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2049	$self->activate;
1894	}	2050	}
1895		2051
1896	$self->{last_save} = $cf::RUNTIME;	2052	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2053	$self->last_access ($cf::RUNTIME);
1898		2054
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2055	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2056	}
1901		2057
1902	$self->post_load;	2058	$self->post_load;
1903	}	2059	}
1904		2060
…		…
1947	}	2103	}
1948		2104
1949	sub do_load_sync {	2105	sub do_load_sync {
1950	my ($map) = @_;	2106	my ($map) = @_;
1951		2107
		2108	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2109	if $Coro::current == $Coro::main;
		2110
1952	cf::sync_job { $map->load };	2111	cf::sync_job { $map->load };
1953	}	2112	}
1954		2113
1955	our %MAP_PREFETCH;	2114	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2115	our $MAP_PREFETCHER = undef;
1957		2116
1958	sub find_async {	2117	sub find_async {
1959	my ($path, $origin) = @_;	2118	my ($path, $origin, $load) = @_;
1960		2119
1961	$path = normalise $path, $origin && $origin->{path};	2120	$path = normalise $path, $origin && $origin->{path};
1962		2121
1963	if (my $map = $cf::MAP{$path}) {	2122	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2123	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1965	}	2124	}
1966		2125
1967	undef $MAP_PREFETCH{$path};	2126	$MAP_PREFETCH{$path} |= $load;
		2127
1968	$MAP_PREFETCHER ||= cf::async {	2128	$MAP_PREFETCHER ||= cf::async {
		2129	$Coro::current->{desc} = "map prefetcher";
		2130
1969	while (%MAP_PREFETCH) {	2131	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2132	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2133	if (my $map = find $k) {
1972	$map->load;	2134	$map->load if $v;
1973	}	2135	}
1974		2136
1975	delete $MAP_PREFETCH{$path};	2137	delete $MAP_PREFETCH{$k};
1976	}	2138	}
1977	}	2139	}
1978	undef $MAP_PREFETCHER;	2140	undef $MAP_PREFETCHER;
1979	};	2141	};
1980	$MAP_PREFETCHER->prio (6);	2142	$MAP_PREFETCHER->prio (6);
…		…
1983	}	2145	}
1984		2146
1985	sub save {	2147	sub save {
1986	my ($self) = @_;	2148	my ($self) = @_;
1987		2149
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;	2150	my $lock = cf::lock_acquire "map_data:$self->{path}";
1989		2151
1990	$self->{last_save} = $cf::RUNTIME;	2152	$self->{last_save} = $cf::RUNTIME;
1991		2153
1992	return unless $self->dirty;	2154	return unless $self->dirty;
1993		2155
…		…
1999	return if $self->{deny_save};	2161	return if $self->{deny_save};
2000		2162
2001	local $self->{last_access} = $self->last_access;#d#	2163	local $self->{last_access} = $self->last_access;#d#
2002		2164
2003	cf::async {	2165	cf::async {
		2166	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2167	$_->contr->save for $self->players;
2005	};	2168	};
		2169
		2170	cf::get_slot 0.02;
2006		2171
2007	if ($uniq) {	2172	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2173	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2174	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2175	} else {
…		…
2016	my ($self) = @_;	2181	my ($self) = @_;
2017		2182
2018	# save first because save cedes	2183	# save first because save cedes
2019	$self->save;	2184	$self->save;
2020		2185
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2186	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2187
2023	return if $self->players;	2188	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;	2189	return if $self->in_memory != cf::MAP_ACTIVE;
2025	return if $self->{deny_save};	2190	return if $self->{deny_save};
2026		2191
		2192	$self->in_memory (cf::MAP_SWAPPED);
		2193
		2194	$self->deactivate;
		2195	$_->clear_links_to ($self) for values %cf::MAP;
2027	$self->clear;	2196	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2197	}
2030		2198
2031	sub reset_at {	2199	sub reset_at {
2032	my ($self) = @_;	2200	my ($self) = @_;
2033		2201
…		…
2065	if $uniq;	2233	if $uniq;
2066	}	2234	}
2067		2235
2068	delete $cf::MAP{$self->path};	2236	delete $cf::MAP{$self->path};
2069		2237
		2238	$self->deactivate;
		2239	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2240	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2241
2074	$self->unlink_save;	2242	$self->unlink_save;
2075	$self->destroy;	2243	$self->destroy;
2076	}	2244	}
2077		2245
2078	my $nuke_counter = "aaaa";	2246	my $nuke_counter = "aaaa";
2079		2247
2080	sub nuke {	2248	sub nuke {
2081	my ($self) = @_;	2249	my ($self) = @_;
2082		2250
		2251	{
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
2083	delete $cf::MAP{$self->path};	2254	delete $cf::MAP{$self->path};
2084		2255
2085	$self->unlink_save;	2256	$self->unlink_save;
2086		2257
2087	bless $self, "cf::map";	2258	bless $self, "cf::map";
2088	delete $self->{deny_reset};	2259	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2260	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2261	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2262	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2263
2093	$cf::MAP{$self->path} = $self;	2264	$cf::MAP{$self->path} = $self;
		2265	}
2094		2266
2095	$self->reset; # polite request, might not happen	2267	$self->reset; # polite request, might not happen
2096	}	2268	}
2097		2269
2098	=item $maps = cf::map::tmp_maps	2270	=item $maps = cf::map::tmp_maps
…		…
2140		2312
2141	sub unique_maps() {	2313	sub unique_maps() {
2142	[	2314	[
2143	map {	2315	map {
2144	utf8::decode $_;	2316	utf8::decode $_;
2145	/\.map$/	2317	s/\.map$//; # TODO future compatibility hack
		2318	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2319	? ()
2146	? normalise $_	2320	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2321	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2322	]
2150	}	2323	}
2151		2324
2152	package cf;
2153
2154	=back	2325	=back
2155		2326
2156	=head3 cf::object	2327	=head3 cf::object
2157		2328
2158	=cut	2329	=cut
…		…
2161		2332
2162	=over 4	2333	=over 4
2163		2334
2164	=item $ob->inv_recursive	2335	=item $ob->inv_recursive
2165		2336
2166	Returns the inventory of the object _and_ their inventories, recursively.	2337	Returns the inventory of the object I<and> their inventories, recursively,
		2338	but I<not> the object itself.
2167		2339
2168	=cut	2340	=cut
2169		2341
2170	sub inv_recursive_;	2342	sub inv_recursive_;
2171	sub inv_recursive_ {	2343	sub inv_recursive_ {
…		…
2174		2346
2175	sub inv_recursive {	2347	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2348	inv_recursive_ inv $_[0]
2177	}	2349	}
2178		2350
		2351	=item $ref = $ob->ref
		2352
		2353	Creates and returns a persistent reference to an object that can be stored as a string.
		2354
		2355	=item $ob = cf::object::deref ($refstring)
		2356
		2357	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2358	even if the object actually exists. May block.
		2359
		2360	=cut
		2361
		2362	sub deref {
		2363	my ($ref) = @_;
		2364
		2365	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2366	my ($uuid, $name) = ($1, $2);
		2367	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2368	or return;
		2369	$pl->ob->uuid eq $uuid
		2370	or return;
		2371
		2372	$pl->ob
		2373	} else {
		2374	warn "$ref: cannot resolve object reference\n";
		2375	undef
		2376	}
		2377	}
		2378
2179	package cf;	2379	package cf;
2180		2380
2181	=back	2381	=back
2182		2382
2183	=head3 cf::object::player	2383	=head3 cf::object::player
…		…
2189	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2389	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2190	can be C<undef>. Does the right thing when the player is currently in a	2390	can be C<undef>. Does the right thing when the player is currently in a
2191	dialogue with the given NPC character.	2391	dialogue with the given NPC character.
2192		2392
2193	=cut	2393	=cut
		2394
		2395	our $SAY_CHANNEL = {
		2396	id => "say",
		2397	title => "Map",
		2398	reply => "say ",
		2399	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2400	};
		2401
		2402	our $CHAT_CHANNEL = {
		2403	id => "chat",
		2404	title => "Chat",
		2405	reply => "chat ",
		2406	tooltip => "Player chat and shouts, global to the server.",
		2407	};
2194		2408
2195	# rough implementation of a future "reply" method that works	2409	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2410	# with dialog boxes.
2197	#TODO: the first argument must go, split into a $npc->reply_to ( method	2411	#TODO: the first argument must go, split into a $npc->reply_to ( method
2198	sub cf::object::player::reply($$$;$) {	2412	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2424	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2425	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2426
2213	} else {	2427	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2428	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2429	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2430	}
2217	}	2431	}
2218	}	2432	}
2219		2433
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2434	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2459
2246	=item $player_object->enter_link	2460	=item $player_object->enter_link
2247		2461
2248	Freezes the player and moves him/her to a special map (C<{link}>).	2462	Freezes the player and moves him/her to a special map (C<{link}>).
2249		2463
2250	The player should be reasonably safe there for short amounts of time. You	2464	The player should be reasonably safe there for short amounts of time (e.g.
2251	I<MUST> call C<leave_link> as soon as possible, though.	2465	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2466	though, as the palyer cannot control the character while it is on the link
		2467	map.
2252		2468
2253	Will never block.	2469	Will never block.
2254		2470
2255	=item $player_object->leave_link ($map, $x, $y)	2471	=item $player_object->leave_link ($map, $x, $y)
2256		2472
…		…
2314		2530
2315	$map->load;	2531	$map->load;
2316	$map->load_neighbours;	2532	$map->load_neighbours;
2317		2533
2318	return unless $self->contr->active;	2534	return unless $self->contr->active;
		2535	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2319	$self->activate_recursive;	2536	$self->activate_recursive;
2320		2537
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2538	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2539	$self->enter_map ($map, $x, $y);
2323	}	2540	}
…		…
2328	her, loading and preparing them map, calling the provided $check callback	2545	her, loading and preparing them map, calling the provided $check callback
2329	that has to return the map if sucecssful, and then unfreezes the player on	2546	that has to return the map if sucecssful, and then unfreezes the player on
2330	the new (success) or old (failed) map position. In either case, $done will	2547	the new (success) or old (failed) map position. In either case, $done will
2331	be called at the end of this process.	2548	be called at the end of this process.
2332		2549
		2550	Note that $check will be called with a potentially non-loaded map, so if
		2551	it needs a loaded map it has to call C<< ->load >>.
		2552
2333	=cut	2553	=cut
2334		2554
2335	our $GOTOGEN;	2555	our $GOTOGEN;
2336		2556
2337	sub cf::object::player::goto {	2557	sub cf::object::player::goto {
…		…
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2561	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2562
2343	$self->enter_link;	2563	$self->enter_link;
2344		2564
2345	(async {	2565	(async {
		2566	$Coro::current->{desc} = "player::goto $path $x $y";
		2567
		2568	# *tag paths override both path and x|y
		2569	if ($path =~ /^\*(.*)$/) {
		2570	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2571	my $ob = $obs[rand @obs];
		2572
		2573	# see if we actually can go there
		2574	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2575	$ob = $obs[rand @obs];
		2576	} else {
		2577	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2578	}
		2579	# else put us there anyways for now #d#
		2580
		2581	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2582	} else {
		2583	($path, $x, $y) = (undef, undef, undef);
		2584	}
		2585	}
		2586
2346	my $map = eval {	2587	my $map = eval {
2347	my $map = cf::map::find $path;	2588	my $map = defined $path ? cf::map::find $path : undef;
2348		2589
2349	if ($map) {	2590	if ($map) {
2350	$map = $map->customise_for ($self);	2591	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2592	$map = $check->($map) if $check && $map;
2352	} else {	2593	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2594	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2595	}
2355		2596
2356	$map	2597	$map
2357	};	2598	};
2358		2599
…		…
2394	}	2635	}
2395		2636
2396	sub prepare_random_map {	2637	sub prepare_random_map {
2397	my ($exit) = @_;	2638	my ($exit) = @_;
2398		2639
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2640	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2641	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2642	# that depends on the exit object
2404		2643
2405	my $rmp = parse_random_map_params $exit->msg;	2644	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2646	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2647	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2648	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2649	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2650	$rmp->{origin_y} = $exit->y;
		2651
		2652	$exit->map->touch;
2412	}	2653	}
2413		2654
2414	$rmp->{random_seed} ||= $exit->random_seed;	2655	$rmp->{random_seed} ||= $exit->random_seed;
2415		2656
2416	my $data = cf::to_json $rmp;	2657	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2658	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2659	my $meta = "$RANDOMDIR/$md5.meta";
2419		2660
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2661	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2662	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2663	undef $fh;
2423	aio_rename "$meta~", $meta;	2664	aio_rename "$meta~", $meta;
2424		2665
		2666	my $slaying = "?random/$md5";
		2667
		2668	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2669	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2670	$exit->msg (undef);
		2671	}
2427	}	2672	}
2428	}	2673	}
2429		2674
2430	sub cf::object::player::enter_exit {	2675	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2676	my ($self, $exit) = @_;
2432		2677
2433	return unless $self->type == cf::PLAYER;	2678	return unless $self->type == cf::PLAYER;
2434		2679
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2680	$self->enter_link;
2447		2681
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2682	(async {
2453	$self->deactivate_recursive; # just to be sure	2683	$Coro::current->{desc} = "enter_exit";
		2684
2454	unless (eval {	2685	unless (eval {
		2686	$self->deactivate_recursive; # just to be sure
		2687
		2688	# random map handling
		2689	{
		2690	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2691
		2692	prepare_random_map $exit
		2693	if $exit->slaying eq "/!";
		2694	}
		2695
		2696	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2697	my $x = $exit->stats->hp;
		2698	my $y = $exit->stats->sp;
		2699
2455	$self->goto ($slaying, $hp, $sp);	2700	$self->goto ($map, $x, $y);
2456		2701
		2702	# if exit is damned, update players death & WoR home-position
		2703	$self->contr->savebed ($map, $x, $y)
		2704	if $exit->flag (cf::FLAG_DAMNED);
		2705
2457	1;	2706	1
2458	}) {	2707	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	2708	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "I'll try to bring you back to the map you were before. "	2709	. "I'll try to bring you back to the map you were before. "
2461	. "Please report this to the dungeon master!",	2710	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	2711	cf::NDI_UNIQUE | cf::NDI_RED);
2463		2712
2464	warn "ERROR in enter_exit: $@";	2713	warn "ERROR in enter_exit: $@";
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	2741	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	2742	the message unless the client supports the msg packet.
2494		2743
2495	=cut	2744	=cut
2496		2745
		2746	# non-persistent channels (usually the info channel)
		2747	our %CHANNEL = (
		2748	"c/identify" => {
		2749	id => "infobox",
		2750	title => "Identify",
		2751	reply => undef,
		2752	tooltip => "Items recently identified",
		2753	},
		2754	"c/examine" => {
		2755	id => "infobox",
		2756	title => "Examine",
		2757	reply => undef,
		2758	tooltip => "Signs and other items you examined",
		2759	},
		2760	"c/book" => {
		2761	id => "infobox",
		2762	title => "Book",
		2763	reply => undef,
		2764	tooltip => "The contents of a note or book",
		2765	},
		2766	"c/lookat" => {
		2767	id => "infobox",
		2768	title => "Look",
		2769	reply => undef,
		2770	tooltip => "What you saw there",
		2771	},
		2772	"c/who" => {
		2773	id => "infobox",
		2774	title => "Players",
		2775	reply => undef,
		2776	tooltip => "Shows players who are currently online",
		2777	},
		2778	"c/body" => {
		2779	id => "infobox",
		2780	title => "Body Parts",
		2781	reply => undef,
		2782	tooltip => "Shows which body parts you posess and are available",
		2783	},
		2784	"c/statistics" => {
		2785	id => "infobox",
		2786	title => "Statistics",
		2787	reply => undef,
		2788	tooltip => "Shows your primary statistics",
		2789	},
		2790	"c/skills" => {
		2791	id => "infobox",
		2792	title => "Skills",
		2793	reply => undef,
		2794	tooltip => "Shows your experience per skill and item power",
		2795	},
		2796	"c/shopitems" => {
		2797	id => "infobox",
		2798	title => "Shop Items",
		2799	reply => undef,
		2800	tooltip => "Shows the items currently for sale in this shop",
		2801	},
		2802	"c/resistances" => {
		2803	id => "infobox",
		2804	title => "Resistances",
		2805	reply => undef,
		2806	tooltip => "Shows your resistances",
		2807	},
		2808	"c/pets" => {
		2809	id => "infobox",
		2810	title => "Pets",
		2811	reply => undef,
		2812	tooltip => "Shows information abotu your pets/a specific pet",
		2813	},
		2814	"c/perceiveself" => {
		2815	id => "infobox",
		2816	title => "Perceive Self",
		2817	reply => undef,
		2818	tooltip => "You gained detailed knowledge about yourself",
		2819	},
		2820	"c/uptime" => {
		2821	id => "infobox",
		2822	title => "Uptime",
		2823	reply => undef,
		2824	tooltip => "How long the server has been running since last restart",
		2825	},
		2826	"c/mapinfo" => {
		2827	id => "infobox",
		2828	title => "Map Info",
		2829	reply => undef,
		2830	tooltip => "Information related to the maps",
		2831	},
		2832	"c/party" => {
		2833	id => "party",
		2834	title => "Party",
		2835	reply => "gsay ",
		2836	tooltip => "Messages and chat related to your party",
		2837	},
		2838	"c/death" => {
		2839	id => "death",
		2840	title => "Death",
		2841	reply => undef,
		2842	tooltip => "Reason for and more info about your most recent death",
		2843	},
		2844	"c/say" => $SAY_CHANNEL,
		2845	"c/chat" => $CHAT_CHANNEL,
		2846	);
		2847
2497	sub cf::client::send_msg {	2848	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	2849	my ($self, $channel, $msg, $color, @extra) = @_;
2499		2850
2500	$msg = $self->pl->expand_cfpod ($msg);	2851	$msg = $self->pl->expand_cfpod ($msg)
		2852	unless $color & cf::NDI_VERBATIM;
2501		2853
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	2854	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		2855
		2856	# check predefined channels, for the benefit of C
		2857	if ($CHANNEL{$channel}) {
		2858	$channel = $CHANNEL{$channel};
		2859
		2860	$self->ext_msg (channel_info => $channel);
		2861	$channel = $channel->{id};
		2862
2504	if (ref $channel) {	2863	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	2864	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	2865	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	2866	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	2867	$self->ext_msg (channel_info => $channel);
2509	}	2868	}
…		…
2511	$channel = $channel->{id};	2870	$channel = $channel->{id};
2512	}	2871	}
2513		2872
2514	return unless @extra || length $msg;	2873	return unless @extra || length $msg;
2515		2874
2516	if ($self->can_msg) {
2517	# default colour, mask it out	2875	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2876	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	2877	if $color & cf::NDI_DEF;
2520		2878
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	2879	my $pkt = "msg "
		2880	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2881	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	2882	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		2883
2535	$color &= cf::NDI_COLOR_MASK;	2884	# try lzf for large packets
		2885	$pkt = "lzf " . Compress::LZF::compress $pkt
		2886	if 1024 <= length $pkt and $self->{can_lzf};
2536		2887
2537	utf8::encode $msg;	2888	# split very large packets
2538		2889	if (8192 < length $pkt and $self->{can_lzf}) {
2539	if (0 && $msg =~ /\[/) {	2890	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2540	# COMMAND/INFO	2891	$pkt = "frag";
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}	2892	}
		2893
		2894	$self->send_packet ($pkt);
2548	}	2895	}
2549		2896
2550	=item $client->ext_msg ($type, @msg)	2897	=item $client->ext_msg ($type, @msg)
2551		2898
2552	Sends an ext event to the client.	2899	Sends an ext event to the client.
…		…
2554	=cut	2901	=cut
2555		2902
2556	sub cf::client::ext_msg($$@) {	2903	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	2904	my ($self, $type, @msg) = @_;
2558		2905
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {	2906	if ($self->extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove	2908	} elsif ($self->extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";	2909	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}	2911	}
2567	}	2912	}
2568		2913
…		…
2575	sub cf::client::ext_reply($$@) {	2920	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;	2921	my ($self, $id, @msg) = @_;
2577		2922
2578	if ($self->extcmd == 2) {	2923	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {	2925	} elsif ($self->extcmd == 1) {
2581	#TODO: version 1, remove	2926	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;	2927	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}	2929	}
2585	}	2930	}
…		…
2727	=pod	3072	=pod
2728		3073
2729	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2730		3075
2731	cf::object	3076	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3078	insert remove name archname title slaying race decrease split
		3079	value
2734		3080
2735	cf::object::player	3081	cf::object::player
2736	player	3082	player
2737		3083
2738	cf::player	3084	cf::player
…		…
2743		3089
2744	=cut	3090	=cut
2745		3091
2746	for (	3092	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3093	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3094	insert remove inv nrof name archname title slaying race
		3095	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3096	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3097	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3098	["cf::map" => qw(trigger)],
2752	) {	3099	) {
2753	no strict 'refs';	3100	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3101	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3102	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2772	my ($code, %vars) = @_;	3119	my ($code, %vars) = @_;
2773		3120
2774	my $qcode = $code;	3121	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3122	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3123	$qcode =~ s/\n/\\n/g;
		3124
		3125	%vars = (_dummy => 0) unless %vars;
2777		3126
2778	local $_;	3127	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;	3128	local @safe::cf::_safe_eval_args = values %vars;
2780		3129
2781	my $eval =	3130	my $eval =
…		…
2829	# the server's init and main functions	3178	# the server's init and main functions
2830		3179
2831	sub load_facedata($) {	3180	sub load_facedata($) {
2832	my ($path) = @_;	3181	my ($path) = @_;
2833		3182
		3183	# HACK to clear player env face cache, we need some signal framework
		3184	# for this (global event?)
		3185	%ext::player_env::MUSIC_FACE_CACHE = ();
		3186
2834	my $enc = JSON::XS->new->utf8->canonical;	3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3188
2836	warn "loading facedata from $path\n";	3189	warn "loading facedata from $path\n";
2837		3190
2838	my $facedata;	3191	my $facedata;
2839	0 < aio_load $path, $facedata	3192	0 < aio_load $path, $facedata
…		…
2854	{	3207	{
2855	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2856		3209
2857	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2859	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2863		3217
2864	cf::cede_to_tick;	3218	cf::cede_to_tick;
2865	}	3219	}
2866		3220
2867	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2869	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2870	or next;	3225	or next;
		3226
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3230	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2893	{	3249	{
2894	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2897		3253
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
		3255	if (defined $info->{type}) {
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;	3257	my $data;
2903		3258
2904	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
2905	# prepend meta info	3260	# prepend meta info
2906		3261
2907	my $meta = $enc->encode ({	3262	my $meta = $enc->encode ({
2908	name => $name,	3263	name => $name,
2909	%{ $info->{meta} || {} },	3264	%{ $info->{meta} || {} },
2910	});	3265	});
2911		3266
2912	$data = pack "(w/a*)*", $meta, $info->{data};	3267	$data = pack "(w/a*)*", $meta, $info->{data};
		3268	} else {
		3269	$data = $info->{data};
		3270	}
		3271
		3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
2913	} else {	3274	} else {
2914	$data = $info->{data};	3275	$RESOURCE{$name} = $info;
2915	}	3276	}
2916		3277
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3278	cf::cede_to_tick;
2921	}	3279	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3283
2942	1	3284	1
2943	}	3285	}
		3286
		3287	cf::global->attach (on_resource_update => sub {
		3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3290
		3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3292	my $sound = $soundconf->{compat}[$_]
		3293	or next;
		3294
		3295	my $face = cf::face::find "sound/$sound->[1]";
		3296	cf::sound::set $sound->[0] => $face;
		3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3298	}
		3299
		3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3301	my $face = cf::face::find "sound/$v";
		3302	cf::sound::set $k => $face;
		3303	}
		3304	}
		3305	});
2944		3306
2945	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
2946	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
2947		3309
2948	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
2950	}	3312	}
2951	};	3313	};
2952		3314
		3315	sub load_resource_file($) {
		3316	my $guard = lock_acquire "load_resource_file";
		3317
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321
		3322	$status
		3323	}
		3324
2953	sub reload_regions {	3325	sub reload_regions {
		3326	# HACK to clear player env face cache, we need some signal framework
		3327	# for this (global event?)
		3328	%ext::player_env::MUSIC_FACE_CACHE = ();
		3329
2954	load_resource_file "$MAPDIR/regions"	3330	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3331	or die "unable to load regions file\n";
2956		3332
2957	for (cf::region::list) {	3333	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3334	$_->{match} = qr/$_->{match}/
…		…
2966	}	3342	}
2967		3343
2968	sub reload_archetypes {	3344	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references
2972	# this really needs to be done in an extra post-pass
2973	# (which needs to be synchronous, so solve it differently)
2974	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";
2976	}	3347	}
2977		3348
2978	sub reload_treasures {	3349	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
2981	}	3352	}
2982		3353
2983	sub reload_resources {	3354	sub reload_resources {
2984	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
2985		3356
		3357	reload_facedata;
		3358	reload_archetypes;
2986	reload_regions;	3359	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3360	reload_treasures;
2991		3361
2992	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
2993	}	3363	}
2994		3364
2995	sub init {	3365	sub reload_config {
2996	reload_resources;
2997	}
2998
2999	sub cfg_load {
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
3001	or return;	3367	or return;
3002		3368
3003	local $/;	3369	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
3005		3371
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3007		3373
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3015	};	3381	};
3016	warn $@ if $@;	3382	warn $@ if $@;
3017	}	3383	}
3018	}	3384	}
3019		3385
		3386	sub pidfile() {
		3387	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3388	or die "$PIDFILE: $!";
		3389	flock $fh, &Fcntl::LOCK_EX
		3390	or die "$PIDFILE: flock: $!";
		3391	$fh
		3392	}
		3393
		3394	# make sure only one server instance is running at any one time
		3395	sub atomic {
		3396	my $fh = pidfile;
		3397
		3398	my $pid = <$fh>;
		3399	kill 9, $pid if $pid > 0;
		3400
		3401	seek $fh, 0, 0;
		3402	print $fh $$;
		3403	}
		3404
3020	sub main {	3405	sub main {
		3406	cf::init_globals; # initialise logging
		3407
		3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3412
		3413	cf::init_experience;
		3414	cf::init_anim;
		3415	cf::init_attackmess;
		3416	cf::init_dynamic;
		3417
		3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419
3021	# we must not ever block the main coroutine	3420	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3421	local $Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3422	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3423	(async {
3025	Event::one_event;	3424	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3425	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3426	})->prio (Coro::PRIO_MAX);
3027	};	3427	};
3028		3428
3029	cfg_load;	3429	evthread_start IO::AIO::poll_fileno;
		3430
		3431	cf::sync_job {
		3432	reload_resources;
		3433	reload_config;
3030	db_init;	3434	db_init;
		3435
		3436	cf::load_settings;
		3437	cf::load_materials;
		3438	cf::init_uuid;
		3439	cf::init_signals;
		3440	cf::init_commands;
		3441	cf::init_skills;
		3442
		3443	cf::init_beforeplay;
		3444
		3445	atomic;
		3446
3031	load_extensions;	3447	load_extensions;
3032		3448
3033	$TICK_WATCHER->start;	3449	utime time, time, $RUNTIMEFILE;
		3450
		3451	# no (long-running) fork's whatsoever before this point(!)
		3452	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3453
		3454	(pop @POST_INIT)->(0) while @POST_INIT;
		3455	};
		3456
3034	Event::loop;	3457	EV::loop;
3035	}	3458	}
3036		3459
3037	#############################################################################	3460	#############################################################################
3038	# initialisation and cleanup	3461	# initialisation and cleanup
3039		3462
3040	# install some emergency cleanup handlers	3463	# install some emergency cleanup handlers
3041	BEGIN {	3464	BEGIN {
		3465	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3466	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3467	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3468	cf::cleanup "SIG$signal";
3050	},
3051	);	3469	};
3052	}	3470	}
3053	}	3471	}
3054		3472
3055	sub write_runtime {	3473	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";
3057
3058	# first touch the runtime file to show we are still running:	3474	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3475	# the fsync below can take a very very long time.
3060		3476
3061	IO::AIO::aio_utime $runtime, undef, undef;	3477	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3478
3063	my $guard = cf::lock_acquire "write_runtime";	3479	my $guard = cf::lock_acquire "write_runtime";
3064		3480
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3481	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3066	or return;	3482	or return;
3067		3483
3068	my $value = $cf::RUNTIME + 90 + 10;	3484	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3485	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3486	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3496	aio_utime $fh, undef, undef;
3081		3497
3082	close $fh	3498	close $fh
3083	or return;	3499	or return;
3084		3500
3085	aio_rename "$runtime~", $runtime	3501	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3502	and return;
3087		3503
3088	warn "runtime file written.\n";	3504	warn "runtime file written.\n";
3089		3505
3090	1	3506	1
		3507	}
		3508
		3509	our $uuid_lock;
		3510	our $uuid_skip;
		3511
		3512	sub write_uuid_sync($) {
		3513	$uuid_skip ||= $_[0];
		3514
		3515	return if $uuid_lock;
		3516	local $uuid_lock = 1;
		3517
		3518	my $uuid = "$LOCALDIR/uuid";
		3519
		3520	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3521	or return;
		3522
		3523	my $value = uuid_seq uuid_cur;
		3524
		3525	unless ($value) {
		3526	warn "cowardly refusing to write zero uuid value!\n";
		3527	return;
		3528	}
		3529
		3530	my $value = uuid_str $value + $uuid_skip;
		3531	$uuid_skip = 0;
		3532
		3533	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3534	and return;
		3535
		3536	# always fsync - this file is important
		3537	aio_fsync $fh
		3538	and return;
		3539
		3540	close $fh
		3541	or return;
		3542
		3543	aio_rename "$uuid~", $uuid
		3544	and return;
		3545
		3546	warn "uuid file written ($value).\n";
		3547
		3548	1
		3549
		3550	}
		3551
		3552	sub write_uuid($$) {
		3553	my ($skip, $sync) = @_;
		3554
		3555	$sync ? write_uuid_sync $skip
		3556	: async { write_uuid_sync $skip };
3091	}	3557	}
3092		3558
3093	sub emergency_save() {	3559	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	3560	my $freeze_guard = cf::freeze_mainloop;
3095		3561
3096	warn "enter emergency perl save\n";	3562	warn "emergency_perl_save: enter\n";
3097		3563
3098	cf::sync_job {	3564	cf::sync_job {
		3565	# this is a trade-off: we want to be very quick here, so
		3566	# save all maps without fsync, and later call a global sync
		3567	# (which in turn might be very very slow)
		3568	local $USE_FSYNC = 0;
		3569
3099	# use a peculiar iteration method to avoid tripping on perl	3570	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	3571	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	3572	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3573	warn "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	3574	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3575	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3576	$pl->valid or next;
		3577	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3578	$pl->save;
3107	}	3579	}
3108	warn "end emergency player save\n";	3580	warn "emergency_perl_save: end player save\n";
3109		3581
3110	warn "begin emergency map save\n";	3582	warn "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	3583	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	3584	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	3585	$map->valid or next;
3114	$map->save;	3586	$map->save;
3115	}	3587	}
3116	warn "end emergency map save\n";	3588	warn "emergency_perl_save: end map save\n";
3117		3589
3118	warn "begin emergency database checkpoint\n";	3590	warn "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	3591	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	3592	warn "emergency_perl_save: end database checkpoint\n";
		3593
		3594	warn "emergency_perl_save: begin write uuid\n";
		3595	write_uuid_sync 1;
		3596	warn "emergency_perl_save: end write uuid\n";
3121	};	3597	};
3122		3598
		3599	warn "emergency_perl_save: starting sync()\n";
		3600	IO::AIO::aio_sync sub {
		3601	warn "emergency_perl_save: finished sync()\n";
		3602	};
		3603
3123	warn "leave emergency perl save\n";	3604	warn "emergency_perl_save: leave\n";
3124	}	3605	}
3125		3606
3126	sub post_cleanup {	3607	sub post_cleanup {
3127	my ($make_core) = @_;	3608	my ($make_core) = @_;
3128		3609
3129	warn Carp::longmess "post_cleanup backtrace"	3610	warn Carp::longmess "post_cleanup backtrace"
3130	if $make_core;	3611	if $make_core;
		3612
		3613	my $fh = pidfile;
		3614	unlink $PIDFILE if <$fh> == $$;
		3615	}
		3616
		3617	# a safer delete_package, copied from Symbol
		3618	sub clear_package($) {
		3619	my $pkg = shift;
		3620
		3621	# expand to full symbol table name if needed
		3622	unless ($pkg =~ /^main::.*::$/) {
		3623	$pkg = "main$pkg" if $pkg =~ /^::/;
		3624	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3625	$pkg .= '::' unless $pkg =~ /::$/;
		3626	}
		3627
		3628	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3629	my $stem_symtab = *{$stem}{HASH};
		3630
		3631	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3632	or return;
		3633
		3634	# clear all symbols
		3635	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3636	for my $name (keys %$leaf_symtab) {
		3637	_gv_clear *{"$pkg$name"};
		3638	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3639	}
		3640	warn "cleared package $pkg\n";#d#
3131	}	3641	}
3132		3642
3133	sub do_reload_perl() {	3643	sub do_reload_perl() {
3134	# can/must only be called in main	3644	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	3645	if ($Coro::current != $Coro::main) {
3136	warn "can only reload from main coroutine";	3646	warn "can only reload from main coroutine";
3137	return;	3647	return;
3138	}	3648	}
3139		3649
		3650	return if $RELOAD++;
		3651
		3652	my $t1 = EV::time;
		3653
		3654	while ($RELOAD) {
3140	warn "reloading...";	3655	warn "reloading...";
3141		3656
3142	warn "entering sync_job";	3657	warn "entering sync_job";
3143		3658
3144	cf::sync_job {	3659	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark	3660	cf::write_runtime_sync; # external watchdog should not bark
3146	cf::emergency_save;	3661	cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark	3662	cf::write_runtime_sync; # external watchdog should not bark
3148		3663
3149	warn "syncing database to disk";	3664	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3665	BDB::db_env_txn_checkpoint $DB_ENV;
3151		3666
3152	# if anything goes wrong in here, we should simply crash as we already saved	3667	# if anything goes wrong in here, we should simply crash as we already saved
3153		3668
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";	3669	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;	3670	while (IO::AIO::nreqs || BDB::nreqs) {
3165	warn "iterate...";	3671	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();
3173
3174	warn "removing commands";
3175	%COMMAND = ();
3176
3177	warn "removing ext/exti commands";
3178	%EXTCMD = ();
3179	%EXTICMD = ();
3180
3181	warn "unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";
3184
3185	if (my $cb = $pkg->can ("unload")) {
3186	eval {
3187	$cb->($pkg);
3188	1
3189	} or warn "$pkg unloaded, but with errors: $@";
3190	}	3672	}
3191		3673
3192	warn "... nuking $pkg";	3674	warn "cancelling all extension coros";
3193	Symbol::delete_package $pkg;	3675	$_->cancel for values %EXT_CORO;
3194	}	3676	%EXT_CORO = ();
3195		3677
3196	warn "unloading all perl modules loaded from $LIBDIR";	3678	warn "removing commands";
3197	while (my ($k, $v) = each %INC) {	3679	%COMMAND = ();
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		3680
		3681	warn "removing ext/exti commands";
		3682	%EXTCMD = ();
		3683	%EXTICMD = ();
		3684
		3685	warn "unloading/nuking all extensions";
		3686	for my $pkg (@EXTS) {
3200	warn "... unloading $k";	3687	warn "... unloading $pkg";
3201	delete $INC{$k};
3202		3688
3203	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;
3205
3206	if (my $cb = $k->can ("unload_module")) {	3689	if (my $cb = $pkg->can ("unload")) {
		3690	eval {
3207	$cb->();	3691	$cb->($pkg);
		3692	1
		3693	} or warn "$pkg unloaded, but with errors: $@";
		3694	}
		3695
		3696	warn "... clearing $pkg";
		3697	clear_package $pkg;
3208	}	3698	}
3209		3699
3210	Symbol::delete_package $k;	3700	warn "unloading all perl modules loaded from $LIBDIR";
		3701	while (my ($k, $v) = each %INC) {
		3702	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3703
		3704	warn "... unloading $k";
		3705	delete $INC{$k};
		3706
		3707	$k =~ s/\.pm$//;
		3708	$k =~ s/\//::/g;
		3709
		3710	if (my $cb = $k->can ("unload_module")) {
		3711	$cb->();
		3712	}
		3713
		3714	clear_package $k;
3211	}	3715	}
3212		3716
3213	warn "getting rid of safe::, as good as possible";	3717	warn "getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	3718	clear_package "safe::$_"
3215	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3719	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3216		3720
3217	warn "unloading cf.pm \"a bit\"";	3721	warn "unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	3722	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	3723	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		3724
3221	# don't, removes xs symbols, too,	3725	# don't, removes xs symbols, too,
3222	# and global variables created in xs	3726	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	3727	#clear_package __PACKAGE__;
3224		3728
3225	warn "unload completed, starting to reload now";	3729	warn "unload completed, starting to reload now";
3226		3730
3227	warn "reloading cf.pm";	3731	warn "reloading cf.pm";
3228	require cf;	3732	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3733	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3230		3734
3231	warn "loading config and database again";	3735	warn "loading config and database again";
3232	cf::cfg_load;	3736	cf::reload_config;
3233		3737
3234	warn "loading extensions";	3738	warn "loading extensions";
3235	cf::load_extensions;	3739	cf::load_extensions;
3236		3740
		3741	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	3742	warn "reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	3743	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	3744	warn "reattaching attachments to maps";
3240	reattach $_ for values %MAP;	3745	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	3746	warn "reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	3747	reattach $_ for values %PLAYER;
		3748	}
3243		3749
		3750	warn "running post_init jobs";
		3751	(pop @POST_INIT)->(1) while @POST_INIT;
		3752
3244	warn "leaving sync_job";	3753	warn "leaving sync_job";
3245		3754
3246	1	3755	1
3247	} or do {	3756	} or do {
3248	warn $@;	3757	warn $@;
3249	warn "error while reloading, exiting.";	3758	cf::cleanup "error while reloading, exiting.";
3250	exit 1;
3251	};	3759	};
3252		3760
3253	warn "reloaded";	3761	warn "reloaded";
		3762	--$RELOAD;
		3763	}
		3764
		3765	$t1 = EV::time - $t1;
		3766	warn "reload completed in ${t1}s\n";
3254	};	3767	};
3255		3768
3256	our $RELOAD_WATCHER; # used only during reload	3769	our $RELOAD_WATCHER; # used only during reload
3257		3770
3258	sub reload_perl() {	3771	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	3772	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	3773	# coro crashes during coro_state_free->destroy here.
3261		3774
3262	$RELOAD_WATCHER ||= Event->timer (	3775	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	3776	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	3777
3265	data => WF_AUTOCANCEL,	3778	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	3779	do_reload_perl;
3268	undef $RELOAD_WATCHER;	3780	undef $RELOAD_WATCHER;
3269	},	3781	};
3270	);	3782	};
3271	}	3783	}
3272		3784
3273	register_command "reload" => sub {	3785	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	3786	my ($who, $arg) = @_;
3275		3787
3276	if ($who->flag (FLAG_WIZ)) {	3788	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	3789	$who->message ("reloading server.");
		3790	async {
		3791	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	3792	reload_perl;
		3793	};
3279	}	3794	}
3280	};	3795	};
3281		3796
3282	unshift @INC, $LIBDIR;	3797	unshift @INC, $LIBDIR;
3283		3798
…		…
3285		3800
3286	our @WAIT_FOR_TICK;	3801	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;	3802	our @WAIT_FOR_TICK_BEGIN;
3288		3803
3289	sub wait_for_tick {	3804	sub wait_for_tick {
3290	return unless $TICK_WATCHER->is_active;
3291	return if $Coro::current == $Coro::main;	3805	return if tick_inhibit || $Coro::current == $Coro::main;
3292		3806
3293	my $signal = new Coro::Signal;	3807	my $signal = new Coro::Signal;
3294	push @WAIT_FOR_TICK, $signal;	3808	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;	3809	$signal->wait;
3296	}	3810	}
3297		3811
3298	sub wait_for_tick_begin {	3812	sub wait_for_tick_begin {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3813	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3814
3302	my $signal = new Coro::Signal;	3815	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	3816	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	3817	$signal->wait;
3305	}	3818	}
3306		3819
3307	my $min = 1e6;#d#	3820	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	3821	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3822	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	3823	unless ++$bug_warning > 10;
3319	return;	3824	return;
3320	}	3825	}
3321		3826
3322	$NOW = $tick_start = Event::time;
3323
3324	cf::server_tick; # one server iteration	3827	cf::server_tick; # one server iteration
3325		3828
3326	0 && sync_job {#d#	3829	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	3830	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	3831	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3832	$Coro::current->{desc} = "runtime saver";
3330	or die;	3833	write_runtime_sync
3331		3834	or warn "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	3835	};
		3836	}
3348		3837
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3838	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	3839	$sig->send;
3365	}	3840	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	3841	while (my $sig = shift @WAIT_FOR_TICK) {
3367	$sig->send;	3842	$sig->send;
3368	}	3843	}
3369		3844
3370	$NOW = Event::time;	3845	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3846	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		3847
3381	_post_tick;	3848	if (0) {
3382		3849	if ($NEXT_TICK) {
3383		3850	my $jitter = $TICK_START - $NEXT_TICK;
		3851	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3852	warn "jitter $JITTER\n";#d#
		3853	}
3384	},	3854	}
3385	);	3855	}
3386		3856
3387	{	3857	{
3388	BDB::max_poll_time $TICK * 0.1;	3858	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	3859
3390	reentrant => 0,
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	3860	BDB::min_parallel 8;
3398		3861	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	3862	$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		3863
3414	unless ($DB_ENV) {	3864	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	3865	$DB_ENV = BDB::db_env_create;
		3866	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3867	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3868	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3869	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3870	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		3871
3417	cf::sync_job {	3872	cf::sync_job {
3418	eval {	3873	eval {
3419	BDB::db_env_open	3874	BDB::db_env_open
3420	$DB_ENV,	3875	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3877	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3878	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	3879	0666;
3425		3880
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3881	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	3882	};
3431		3883
3432	cf::cleanup "db_env_open(db): $@" if $@;	3884	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	3885	};
3434	}	3886	}
		3887
		3888	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3889	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3890	};
		3891	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3892	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3893	};
		3894	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3895	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3896	};
3435	}	3897	}
3436		3898
3437	{	3899	{
		3900	# configure IO::AIO
		3901
3438	IO::AIO::min_parallel 8;	3902	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	3903	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	3904	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	3905	}
3451		3906
3452	my $_log_backtrace;	3907	my $_log_backtrace;
3453		3908
3454	sub _log_backtrace {	3909	sub _log_backtrace {
…		…
3457	$msg =~ s/\n//;	3912	$msg =~ s/\n//;
3458		3913
3459	# limit the # of concurrent backtraces	3914	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	3915	if ($_log_backtrace < 2) {
3461	++$_log_backtrace;	3916	++$_log_backtrace;
		3917	my $perl_bt = Carp::longmess $msg;
3462	async {	3918	async {
		3919	$Coro::current->{desc} = "abt $msg";
		3920
3463	my @bt = fork_call {	3921	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	3922	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3923	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3924	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	3925	or die "addr2line: $!";
…		…
3475	}	3933	}
3476		3934
3477	@funcs	3935	@funcs
3478	};	3936	};
3479		3937
3480	LOG llevInfo, "[ABT] $msg\n";	3938	LOG llevInfo, "[ABT] $perl_bt\n";
		3939	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	3940	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	3941	--$_log_backtrace;
3483	};	3942	};
3484	} else {	3943	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	3944	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	3945	LOG llevInfo, "[ABT] [suppressed]\n";
3487	}	3946	}
3488	}	3947	}
3489		3948
3490	# load additional modules	3949	# load additional modules
3491	use cf::pod;	3950	require "cf/$_.pm" for @EXTRA_MODULES;
3492		3951
3493	END { cf::emergency_save }	3952	END { cf::emergency_save }
3494		3953
3495	1	3954	1
3496		3955

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