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Revision 1.342 by root, Sun Aug 26 15:31:02 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
…		…
1962	my ($path, $origin, $load) = @_;	2118	my ($path, $origin, $load) = @_;
1963		2119
1964	$path = normalise $path, $origin && $origin->{path};	2120	$path = normalise $path, $origin && $origin->{path};
1965		2121
1966	if (my $map = $cf::MAP{$path}) {	2122	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2123	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2124	}
1969		2125
1970	$MAP_PREFETCH{$path} |= $load;	2126	$MAP_PREFETCH{$path} |= $load;
1971		2127
1972	$MAP_PREFETCHER ||= cf::async {	2128	$MAP_PREFETCHER ||= cf::async {
		2129	$Coro::current->{desc} = "map prefetcher";
		2130
1973	while (%MAP_PREFETCH) {	2131	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2132	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2133	if (my $map = find $k) {
1976	$map->load if $v;	2134	$map->load if $v;
1977	}	2135	}
…		…
1987	}	2145	}
1988		2146
1989	sub save {	2147	sub save {
1990	my ($self) = @_;	2148	my ($self) = @_;
1991		2149
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2150	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2151
1994	$self->{last_save} = $cf::RUNTIME;	2152	$self->{last_save} = $cf::RUNTIME;
1995		2153
1996	return unless $self->dirty;	2154	return unless $self->dirty;
1997		2155
…		…
2003	return if $self->{deny_save};	2161	return if $self->{deny_save};
2004		2162
2005	local $self->{last_access} = $self->last_access;#d#	2163	local $self->{last_access} = $self->last_access;#d#
2006		2164
2007	cf::async {	2165	cf::async {
		2166	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2167	$_->contr->save for $self->players;
2009	};	2168	};
		2169
		2170	cf::get_slot 0.02;
2010		2171
2011	if ($uniq) {	2172	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2173	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2174	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2175	} else {
…		…
2020	my ($self) = @_;	2181	my ($self) = @_;
2021		2182
2022	# save first because save cedes	2183	# save first because save cedes
2023	$self->save;	2184	$self->save;
2024		2185
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2186	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2187
2027	return if $self->players;	2188	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2189	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2190	return if $self->{deny_save};
2030		2191
		2192	$self->in_memory (cf::MAP_SWAPPED);
		2193
		2194	$self->deactivate;
		2195	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2196	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2197	}
2034		2198
2035	sub reset_at {	2199	sub reset_at {
2036	my ($self) = @_;	2200	my ($self) = @_;
2037		2201
…		…
2069	if $uniq;	2233	if $uniq;
2070	}	2234	}
2071		2235
2072	delete $cf::MAP{$self->path};	2236	delete $cf::MAP{$self->path};
2073		2237
		2238	$self->deactivate;
		2239	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2240	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2241
2078	$self->unlink_save;	2242	$self->unlink_save;
2079	$self->destroy;	2243	$self->destroy;
2080	}	2244	}
2081		2245
2082	my $nuke_counter = "aaaa";	2246	my $nuke_counter = "aaaa";
2083		2247
2084	sub nuke {	2248	sub nuke {
2085	my ($self) = @_;	2249	my ($self) = @_;
2086		2250
		2251	{
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
2087	delete $cf::MAP{$self->path};	2254	delete $cf::MAP{$self->path};
2088		2255
2089	$self->unlink_save;	2256	$self->unlink_save;
2090		2257
2091	bless $self, "cf::map";	2258	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2259	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2260	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2261	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2262	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2263
2097	$cf::MAP{$self->path} = $self;	2264	$cf::MAP{$self->path} = $self;
		2265	}
2098		2266
2099	$self->reset; # polite request, might not happen	2267	$self->reset; # polite request, might not happen
2100	}	2268	}
2101		2269
2102	=item $maps = cf::map::tmp_maps	2270	=item $maps = cf::map::tmp_maps
…		…
2144		2312
2145	sub unique_maps() {	2313	sub unique_maps() {
2146	[	2314	[
2147	map {	2315	map {
2148	utf8::decode $_;	2316	utf8::decode $_;
2149	/\.map$/	2317	s/\.map$//; # TODO future compatibility hack
		2318	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2319	? ()
2150	? normalise $_	2320	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2321	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2322	]
2154	}	2323	}
2155		2324
2156	package cf;
2157
2158	=back	2325	=back
2159		2326
2160	=head3 cf::object	2327	=head3 cf::object
2161		2328
2162	=cut	2329	=cut
…		…
2165		2332
2166	=over 4	2333	=over 4
2167		2334
2168	=item $ob->inv_recursive	2335	=item $ob->inv_recursive
2169		2336
2170	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.
2171		2339
2172	=cut	2340	=cut
2173		2341
2174	sub inv_recursive_;	2342	sub inv_recursive_;
2175	sub inv_recursive_ {	2343	sub inv_recursive_ {
…		…
2178		2346
2179	sub inv_recursive {	2347	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2348	inv_recursive_ inv $_[0]
2181	}	2349	}
2182		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
2183	package cf;	2379	package cf;
2184		2380
2185	=back	2381	=back
2186		2382
2187	=head3 cf::object::player	2383	=head3 cf::object::player
…		…
2193	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>
2194	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
2195	dialogue with the given NPC character.	2391	dialogue with the given NPC character.
2196		2392
2197	=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	};
2198		2408
2199	# rough implementation of a future "reply" method that works	2409	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2410	# with dialog boxes.
2201	#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
2202	sub cf::object::player::reply($$$;$) {	2412	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2424	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2425	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2426
2217	} else {	2427	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2428	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2429	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2430	}
2221	}	2431	}
2222	}	2432	}
2223		2433
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2434	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2459
2250	=item $player_object->enter_link	2460	=item $player_object->enter_link
2251		2461
2252	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}>).
2253		2463
2254	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.
2255	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.
2256		2468
2257	Will never block.	2469	Will never block.
2258		2470
2259	=item $player_object->leave_link ($map, $x, $y)	2471	=item $player_object->leave_link ($map, $x, $y)
2260		2472
…		…
2318		2530
2319	$map->load;	2531	$map->load;
2320	$map->load_neighbours;	2532	$map->load_neighbours;
2321		2533
2322	return unless $self->contr->active;	2534	return unless $self->contr->active;
		2535	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2323	$self->activate_recursive;	2536	$self->activate_recursive;
2324		2537
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2538	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2539	$self->enter_map ($map, $x, $y);
2327	}	2540	}
…		…
2332	her, loading and preparing them map, calling the provided $check callback	2545	her, loading and preparing them map, calling the provided $check callback
2333	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
2334	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
2335	be called at the end of this process.	2548	be called at the end of this process.
2336		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
2337	=cut	2553	=cut
2338		2554
2339	our $GOTOGEN;	2555	our $GOTOGEN;
2340		2556
2341	sub cf::object::player::goto {	2557	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2561	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2562
2347	$self->enter_link;	2563	$self->enter_link;
2348		2564
2349	(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
2350	my $map = eval {	2587	my $map = eval {
2351	my $map = cf::map::find $path;	2588	my $map = defined $path ? cf::map::find $path : undef;
2352		2589
2353	if ($map) {	2590	if ($map) {
2354	$map = $map->customise_for ($self);	2591	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2592	$map = $check->($map) if $check && $map;
2356	} else {	2593	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2594	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2595	}
2359		2596
2360	$map	2597	$map
2361	};	2598	};
2362		2599
…		…
2398	}	2635	}
2399		2636
2400	sub prepare_random_map {	2637	sub prepare_random_map {
2401	my ($exit) = @_;	2638	my ($exit) = @_;
2402		2639
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2640	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2641	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2642	# that depends on the exit object
2408		2643
2409	my $rmp = parse_random_map_params $exit->msg;	2644	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2646	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2647	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2648	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2649	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2650	$rmp->{origin_y} = $exit->y;
		2651
		2652	$exit->map->touch;
2416	}	2653	}
2417		2654
2418	$rmp->{random_seed} ||= $exit->random_seed;	2655	$rmp->{random_seed} ||= $exit->random_seed;
2419		2656
2420	my $data = cf::to_json $rmp;	2657	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2658	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2659	my $meta = "$RANDOMDIR/$md5.meta";
2423		2660
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2661	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2662	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2663	undef $fh;
2427	aio_rename "$meta~", $meta;	2664	aio_rename "$meta~", $meta;
2428		2665
		2666	my $slaying = "?random/$md5";
		2667
		2668	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2669	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2670	$exit->msg (undef);
		2671	}
2431	}	2672	}
2432	}	2673	}
2433		2674
2434	sub cf::object::player::enter_exit {	2675	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2676	my ($self, $exit) = @_;
2436		2677
2437	return unless $self->type == cf::PLAYER;	2678	return unless $self->type == cf::PLAYER;
2438		2679
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2680	$self->enter_link;
2451		2681
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2682	(async {
2457	$self->deactivate_recursive; # just to be sure	2683	$Coro::current->{desc} = "enter_exit";
		2684
2458	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
2459	$self->goto ($slaying, $hp, $sp);	2700	$self->goto ($map, $x, $y);
2460		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
2461	1;	2706	1
2462	}) {	2707	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2708	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "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. "
2465	. "Please report this to the dungeon master!",	2710	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2711	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2712
2468	warn "ERROR in enter_exit: $@";	2713	warn "ERROR in enter_exit: $@";
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2741	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2742	the message unless the client supports the msg packet.
2498		2743
2499	=cut	2744	=cut
2500		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" => $CHAT_CHANNEL,
		2846	);
		2847
2501	sub cf::client::send_msg {	2848	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2849	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2850
2504	$msg = $self->pl->expand_cfpod ($msg);	2851	$msg = $self->pl->expand_cfpod ($msg)
		2852	unless $color & cf::NDI_VERBATIM;
2505		2853
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2854	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2855
		2856	# check predefined channels, for the benefit of C
		2857	if ($CHANNEL{$channel}) {
		2858	$channel = $CHANNEL{$channel};
		2859
		2860	$self->ext_msg (channel_info => $channel);
		2861	$channel = $channel->{id};
		2862
2508	if (ref $channel) {	2863	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2864	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2865	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2866	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2867	$self->ext_msg (channel_info => $channel);
2513	}	2868	}
…		…
2515	$channel = $channel->{id};	2870	$channel = $channel->{id};
2516	}	2871	}
2517		2872
2518	return unless @extra || length $msg;	2873	return unless @extra || length $msg;
2519		2874
2520	if ($self->can_msg) {
2521	# default colour, mask it out	2875	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2876	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2877	if $color & cf::NDI_DEF;
2524		2878
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2879	my $pkt = "msg "
		2880	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2881	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	2882	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		2883
2539	$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};
2540		2887
2541	utf8::encode $msg;	2888	# split very large packets
2542		2889	if (8192 < length $pkt and $self->{can_lzf}) {
2543	if (0 && $msg =~ /\[/) {	2890	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2544	# COMMAND/INFO	2891	$pkt = "frag";
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}	2892	}
		2893
		2894	$self->send_packet ($pkt);
2552	}	2895	}
2553		2896
2554	=item $client->ext_msg ($type, @msg)	2897	=item $client->ext_msg ($type, @msg)
2555		2898
2556	Sends an ext event to the client.	2899	Sends an ext event to the client.
…		…
2558	=cut	2901	=cut
2559		2902
2560	sub cf::client::ext_msg($$@) {	2903	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	2904	my ($self, $type, @msg) = @_;
2562		2905
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	2906	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	2908	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	2909	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	2911	}
2571	}	2912	}
2572		2913
…		…
2579	sub cf::client::ext_reply($$@) {	2920	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	2921	my ($self, $id, @msg) = @_;
2581		2922
2582	if ($self->extcmd == 2) {	2923	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	2925	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	2926	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	2927	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	2929	}
2589	}	2930	}
…		…
2731	=pod	3072	=pod
2732		3073
2733	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2734		3075
2735	cf::object	3076	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
		3079	value
2738		3080
2739	cf::object::player	3081	cf::object::player
2740	player	3082	player
2741		3083
2742	cf::player	3084	cf::player
…		…
2747		3089
2748	=cut	3090	=cut
2749		3091
2750	for (	3092	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3093	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3094	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3095	decrease split destroy change_exp value msg lore send_msg)],
2754	["cf::object::player" => qw(player)],	3096	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3097	["cf::player" => qw(peaceful send_msg)],
2756	["cf::map" => qw(trigger)],	3098	["cf::map" => qw(trigger)],
2757	) {	3099	) {
2758	no strict 'refs';	3100	no strict 'refs';
2759	my ($pkg, @funs) = @$_;	3101	my ($pkg, @funs) = @$_;
2760	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3102	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2777	my ($code, %vars) = @_;	3119	my ($code, %vars) = @_;
2778		3120
2779	my $qcode = $code;	3121	my $qcode = $code;
2780	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3122	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2781	$qcode =~ s/\n/\\n/g;	3123	$qcode =~ s/\n/\\n/g;
		3124
		3125	%vars = (_dummy => 0) unless %vars;
2782		3126
2783	local $_;	3127	local $_;
2784	local @safe::cf::_safe_eval_args = values %vars;	3128	local @safe::cf::_safe_eval_args = values %vars;
2785		3129
2786	my $eval =	3130	my $eval =
…		…
2834	# the server's init and main functions	3178	# the server's init and main functions
2835		3179
2836	sub load_facedata($) {	3180	sub load_facedata($) {
2837	my ($path) = @_;	3181	my ($path) = @_;
2838		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
2839	my $enc = JSON::XS->new->utf8->canonical;	3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3188
2841	warn "loading facedata from $path\n";	3189	warn "loading facedata from $path\n";
2842		3190
2843	my $facedata;	3191	my $facedata;
2844	0 < aio_load $path, $facedata	3192	0 < aio_load $path, $facedata
…		…
2859	{	3207	{
2860	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2861		3209
2862	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2864	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2866	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};
2867	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 $info->{data64};
2868		3217
2869	cf::cede_to_tick;	3218	cf::cede_to_tick;
2870	}	3219	}
2871		3220
2872	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2874	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2875	or next;	3225	or next;
		3226
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3230	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2898	{	3249	{
2899	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2902		3253
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
		3255	if (defined $info->{type}) {
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;	3257	my $data;
2908		3258
2909	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
2910	# prepend meta info	3260	# prepend meta info
2911		3261
2912	my $meta = $enc->encode ({	3262	my $meta = $enc->encode ({
2913	name => $name,	3263	name => $name,
2914	%{ $info->{meta} || {} },	3264	%{ $info->{meta} || {} },
2915	});	3265	});
2916		3266
2917	$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};
2918	} else {	3274	} else {
2919	$data = $info->{data};	3275	$RESOURCE{$name} = $info;
2920	}	3276	}
2921		3277
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3278	cf::cede_to_tick;
2926	}	3279	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3283
2947	1	3284	1
2948	}	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 => $face;
		3303	}
		3304	}
		3305	});
2949		3306
2950	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
2951	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
2952		3309
2953	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
2955	}	3312	}
2956	};	3313	};
2957		3314
		3315	sub load_resource_file($) {
		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	$status
		3323	}
		3324
2958	sub reload_regions {	3325	sub reload_regions {
		3326	# HACK to clear player env face cache, we need some signal framework
		3327	# for this (global event?)
		3328	%ext::player_env::MUSIC_FACE_CACHE = ();
		3329
2959	load_resource_file "$MAPDIR/regions"	3330	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3331	or die "unable to load regions file\n";
2961		3332
2962	for (cf::region::list) {	3333	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3334	$_->{match} = qr/$_->{match}/
…		…
2971	}	3342	}
2972		3343
2973	sub reload_archetypes {	3344	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references
2977	# this really needs to be done in an extra post-pass
2978	# (which needs to be synchronous, so solve it differently)
2979	load_resource_file "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3347	}
2982		3348
2983	sub reload_treasures {	3349	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
2986	}	3352	}
2987		3353
2988	sub reload_resources {	3354	sub reload_resources {
2989	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
2990		3356
		3357	reload_facedata;
		3358	reload_archetypes;
2991	reload_regions;	3359	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3360	reload_treasures;
2996		3361
2997	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
2998	}	3363	}
2999		3364
3000	sub init {	3365	sub reload_config {
3001	reload_resources;
3002	}
3003
3004	sub cfg_load {
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
3006	or return;	3367	or return;
3007		3368
3008	local $/;	3369	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
3010		3371
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3012		3373
3013	$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};
3014	$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};
…		…
3020	};	3381	};
3021	warn $@ if $@;	3382	warn $@ if $@;
3022	}	3383	}
3023	}	3384	}
3024		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
3025	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
3026	# we must not ever block the main coroutine	3420	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3421	local $Coro::idle = sub {
3028	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#
3029	(async {	3423	(async {
3030	Event::one_event;	3424	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3425	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3426	})->prio (Coro::PRIO_MAX);
3032	};	3427	};
3033		3428
3034	cfg_load;	3429	evthread_start IO::AIO::poll_fileno;
		3430
		3431	cf::sync_job {
		3432	reload_resources;
		3433	reload_config;
3035	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
3036	load_extensions;	3447	load_extensions;
3037		3448
3038	$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
3039	Event::loop;	3457	EV::loop;
3040	}	3458	}
3041		3459
3042	#############################################################################	3460	#############################################################################
3043	# initialisation and cleanup	3461	# initialisation and cleanup
3044		3462
3045	# install some emergency cleanup handlers	3463	# install some emergency cleanup handlers
3046	BEGIN {	3464	BEGIN {
		3465	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3466	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3467	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3468	cf::cleanup "SIG$signal";
3055	},
3056	);	3469	};
3057	}	3470	}
3058	}	3471	}
3059		3472
3060	sub write_runtime {	3473	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";
3062
3063	# first touch the runtime file to show we are still running:	3474	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3475	# the fsync below can take a very very long time.
3065		3476
3066	IO::AIO::aio_utime $runtime, undef, undef;	3477	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3478
3068	my $guard = cf::lock_acquire "write_runtime";	3479	my $guard = cf::lock_acquire "write_runtime";
3069		3480
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3481	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3071	or return;	3482	or return;
3072		3483
3073	my $value = $cf::RUNTIME + 90 + 10;	3484	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3485	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3486	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3496	aio_utime $fh, undef, undef;
3086		3497
3087	close $fh	3498	close $fh
3088	or return;	3499	or return;
3089		3500
3090	aio_rename "$runtime~", $runtime	3501	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3502	and return;
3092		3503
3093	warn "runtime file written.\n";	3504	warn "runtime file written.\n";
3094		3505
3095	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 };
3096	}	3557	}
3097		3558
3098	sub emergency_save() {	3559	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3560	my $freeze_guard = cf::freeze_mainloop;
3100		3561
3101	warn "enter emergency perl save\n";	3562	warn "emergency_perl_save: enter\n";
3102		3563
3103	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
3104	# use a peculiar iteration method to avoid tripping on perl	3570	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	3571	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	3572	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3573	warn "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	3574	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3575	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3576	$pl->valid or next;
		3577	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3578	$pl->save;
3112	}	3579	}
3113	warn "end emergency player save\n";	3580	warn "emergency_perl_save: end player save\n";
3114		3581
3115	warn "begin emergency map save\n";	3582	warn "emergency_perl_save: begin map save\n";
3116	for my $path (keys %cf::MAP) {	3583	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	3584	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	3585	$map->valid or next;
3119	$map->save;	3586	$map->save;
3120	}	3587	}
3121	warn "end emergency map save\n";	3588	warn "emergency_perl_save: end map save\n";
3122		3589
3123	warn "begin emergency database checkpoint\n";	3590	warn "emergency_perl_save: begin database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3591	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3592	warn "emergency_perl_save: end database checkpoint\n";
		3593
		3594	warn "emergency_perl_save: begin write uuid\n";
		3595	write_uuid_sync 1;
		3596	warn "emergency_perl_save: end write uuid\n";
3126	};	3597	};
3127		3598
		3599	warn "emergency_perl_save: starting sync()\n";
		3600	IO::AIO::aio_sync sub {
		3601	warn "emergency_perl_save: finished sync()\n";
		3602	};
		3603
3128	warn "leave emergency perl save\n";	3604	warn "emergency_perl_save: leave\n";
3129	}	3605	}
3130		3606
3131	sub post_cleanup {	3607	sub post_cleanup {
3132	my ($make_core) = @_;	3608	my ($make_core) = @_;
3133		3609
3134	warn Carp::longmess "post_cleanup backtrace"	3610	warn Carp::longmess "post_cleanup backtrace"
3135	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#
3136	}	3641	}
3137		3642
3138	sub do_reload_perl() {	3643	sub do_reload_perl() {
3139	# can/must only be called in main	3644	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	3645	if ($Coro::current != $Coro::main) {
3141	warn "can only reload from main coroutine";	3646	warn "can only reload from main coroutine";
3142	return;	3647	return;
3143	}	3648	}
3144		3649
		3650	return if $RELOAD++;
		3651
		3652	my $t1 = EV::time;
		3653
		3654	while ($RELOAD) {
3145	warn "reloading...";	3655	warn "reloading...";
3146		3656
3147	warn "entering sync_job";	3657	warn "entering sync_job";
3148		3658
3149	cf::sync_job {	3659	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark	3660	cf::write_runtime_sync; # external watchdog should not bark
3151	cf::emergency_save;	3661	cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark	3662	cf::write_runtime_sync; # external watchdog should not bark
3153		3663
3154	warn "syncing database to disk";	3664	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;	3665	BDB::db_env_txn_checkpoint $DB_ENV;
3156		3666
3157	# 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
3158		3668
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";	3669	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;	3670	while (IO::AIO::nreqs || BDB::nreqs) {
3170	warn "iterate...";	3671	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();
3178
3179	warn "removing commands";
3180	%COMMAND = ();
3181
3182	warn "removing ext/exti commands";
3183	%EXTCMD = ();
3184	%EXTICMD = ();
3185
3186	warn "unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";
3189
3190	if (my $cb = $pkg->can ("unload")) {
3191	eval {
3192	$cb->($pkg);
3193	1
3194	} or warn "$pkg unloaded, but with errors: $@";
3195	}	3672	}
3196		3673
3197	warn "... nuking $pkg";	3674	warn "cancelling all extension coros";
3198	Symbol::delete_package $pkg;	3675	$_->cancel for values %EXT_CORO;
3199	}	3676	%EXT_CORO = ();
3200		3677
3201	warn "unloading all perl modules loaded from $LIBDIR";	3678	warn "removing commands";
3202	while (my ($k, $v) = each %INC) {	3679	%COMMAND = ();
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		3680
		3681	warn "removing ext/exti commands";
		3682	%EXTCMD = ();
		3683	%EXTICMD = ();
		3684
		3685	warn "unloading/nuking all extensions";
		3686	for my $pkg (@EXTS) {
3205	warn "... unloading $k";	3687	warn "... unloading $pkg";
3206	delete $INC{$k};
3207		3688
3208	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;
3210
3211	if (my $cb = $k->can ("unload_module")) {	3689	if (my $cb = $pkg->can ("unload")) {
		3690	eval {
3212	$cb->();	3691	$cb->($pkg);
		3692	1
		3693	} or warn "$pkg unloaded, but with errors: $@";
		3694	}
		3695
		3696	warn "... clearing $pkg";
		3697	clear_package $pkg;
3213	}	3698	}
3214		3699
3215	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;
3216	}	3715	}
3217		3716
3218	warn "getting rid of safe::, as good as possible";	3717	warn "getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	3718	clear_package "safe::$_"
3220	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);
3221		3720
3222	warn "unloading cf.pm \"a bit\"";	3721	warn "unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	3722	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	3723	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3225		3724
3226	# don't, removes xs symbols, too,	3725	# don't, removes xs symbols, too,
3227	# and global variables created in xs	3726	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	3727	#clear_package __PACKAGE__;
3229		3728
3230	warn "unload completed, starting to reload now";	3729	warn "unload completed, starting to reload now";
3231		3730
3232	warn "reloading cf.pm";	3731	warn "reloading cf.pm";
3233	require cf;	3732	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3733	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3235		3734
3236	warn "loading config and database again";	3735	warn "loading config and database again";
3237	cf::cfg_load;	3736	cf::reload_config;
3238		3737
3239	warn "loading extensions";	3738	warn "loading extensions";
3240	cf::load_extensions;	3739	cf::load_extensions;
3241		3740
		3741	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	3742	warn "reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	3743	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	3744	warn "reattaching attachments to maps";
3245	reattach $_ for values %MAP;	3745	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	3746	warn "reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	3747	reattach $_ for values %PLAYER;
		3748	}
3248		3749
		3750	warn "running post_init jobs";
		3751	(pop @POST_INIT)->(1) while @POST_INIT;
		3752
3249	warn "leaving sync_job";	3753	warn "leaving sync_job";
3250		3754
3251	1	3755	1
3252	} or do {	3756	} or do {
3253	warn $@;	3757	warn $@;
3254	warn "error while reloading, exiting.";	3758	cf::cleanup "error while reloading, exiting.";
3255	exit 1;
3256	};	3759	};
3257		3760
3258	warn "reloaded";	3761	warn "reloaded";
		3762	--$RELOAD;
		3763	}
		3764
		3765	$t1 = EV::time - $t1;
		3766	warn "reload completed in ${t1}s\n";
3259	};	3767	};
3260		3768
3261	our $RELOAD_WATCHER; # used only during reload	3769	our $RELOAD_WATCHER; # used only during reload
3262		3770
3263	sub reload_perl() {	3771	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	3772	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	3773	# coro crashes during coro_state_free->destroy here.
3266		3774
3267	$RELOAD_WATCHER ||= Event->timer (	3775	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	3776	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	3777
3270	data => WF_AUTOCANCEL,	3778	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	3779	do_reload_perl;
3273	undef $RELOAD_WATCHER;	3780	undef $RELOAD_WATCHER;
3274	},	3781	};
3275	);	3782	};
3276	}	3783	}
3277		3784
3278	register_command "reload" => sub {	3785	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	3786	my ($who, $arg) = @_;
3280		3787
3281	if ($who->flag (FLAG_WIZ)) {	3788	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	3789	$who->message ("reloading server.");
		3790	async {
		3791	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	3792	reload_perl;
		3793	};
3284	}	3794	}
3285	};	3795	};
3286		3796
3287	unshift @INC, $LIBDIR;	3797	unshift @INC, $LIBDIR;
3288		3798
…		…
3290		3800
3291	our @WAIT_FOR_TICK;	3801	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;	3802	our @WAIT_FOR_TICK_BEGIN;
3293		3803
3294	sub wait_for_tick {	3804	sub wait_for_tick {
3295	return unless $TICK_WATCHER->is_active;
3296	return if $Coro::current == $Coro::main;	3805	return if tick_inhibit || $Coro::current == $Coro::main;
3297		3806
3298	my $signal = new Coro::Signal;	3807	my $signal = new Coro::Signal;
3299	push @WAIT_FOR_TICK, $signal;	3808	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;	3809	$signal->wait;
3301	}	3810	}
3302		3811
3303	sub wait_for_tick_begin {	3812	sub wait_for_tick_begin {
3304	return unless $TICK_WATCHER->is_active;
3305	return if $Coro::current == $Coro::main;	3813	return if tick_inhibit || $Coro::current == $Coro::main;
3306		3814
3307	my $signal = new Coro::Signal;	3815	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	3816	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	3817	$signal->wait;
3310	}	3818	}
3311		3819
3312	my $min = 1e6;#d#	3820	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	3821	if ($Coro::current != $Coro::main) {
3322	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"
3323	unless ++$bug_warning > 10;	3823	unless ++$bug_warning > 10;
3324	return;	3824	return;
3325	}	3825	}
3326		3826
3327	$NOW = $tick_start = Event::time;
3328
3329	cf::server_tick; # one server iteration	3827	cf::server_tick; # one server iteration
3330		3828
3331	0 && sync_job {#d#	3829	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	3830	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	3831	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3832	$Coro::current->{desc} = "runtime saver";
3335	or die;	3833	write_runtime_sync
3336		3834	or warn "ERROR: unable to write runtime file: $!";
3337	$map->width (50);
3338	$map->height (50);
3339	$map->alloc;
3340	$map->_load_objects ("/tmp/x.map", 1);
3341	my $t = Event::time - $t;
3342
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	3835	};
		3836	}
3353		3837
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3838	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	3839	$sig->send;
3370	}	3840	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	3841	while (my $sig = shift @WAIT_FOR_TICK) {
3372	$sig->send;	3842	$sig->send;
3373	}	3843	}
3374		3844
3375	$NOW = Event::time;	3845	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3846	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		3847
3386	_post_tick;	3848	if (0) {
3387		3849	if ($NEXT_TICK) {
3388		3850	my $jitter = $TICK_START - $NEXT_TICK;
		3851	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3852	warn "jitter $JITTER\n";#d#
		3853	}
3389	},	3854	}
3390	);	3855	}
3391		3856
3392	{	3857	{
3393	BDB::max_poll_time $TICK * 0.1;	3858	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	3859
3395	reentrant => 0,
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	3860	BDB::min_parallel 8;
3403		3861	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	3862	$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		3863
3419	unless ($DB_ENV) {	3864	unless ($DB_ENV) {
3420	$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);
3421		3871
3422	cf::sync_job {	3872	cf::sync_job {
3423	eval {	3873	eval {
3424	BDB::db_env_open	3874	BDB::db_env_open
3425	$DB_ENV,	3875	$DB_ENV,
…		…
3427	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
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3878	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	3879	0666;
3430		3880
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3881	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	3882	};
3436		3883
3437	cf::cleanup "db_env_open(db): $@" if $@;	3884	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	3885	};
3439	}	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	};
3440	}	3897	}
3441		3898
3442	{	3899	{
		3900	# configure IO::AIO
		3901
3443	IO::AIO::min_parallel 8;	3902	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	3903	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	3904	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	3905	}
3456		3906
3457	my $_log_backtrace;	3907	my $_log_backtrace;
3458		3908
3459	sub _log_backtrace {	3909	sub _log_backtrace {
…		…
3462	$msg =~ s/\n//;	3912	$msg =~ s/\n//;
3463		3913
3464	# limit the # of concurrent backtraces	3914	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	3915	if ($_log_backtrace < 2) {
3466	++$_log_backtrace;	3916	++$_log_backtrace;
		3917	my $perl_bt = Carp::longmess $msg;
3467	async {	3918	async {
		3919	$Coro::current->{desc} = "abt $msg";
		3920
3468	my @bt = fork_call {	3921	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	3922	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3923	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	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 |"
3472	or die "addr2line: $!";	3925	or die "addr2line: $!";
…		…
3480	}	3933	}
3481		3934
3482	@funcs	3935	@funcs
3483	};	3936	};
3484		3937
3485	LOG llevInfo, "[ABT] $msg\n";	3938	LOG llevInfo, "[ABT] $perl_bt\n";
		3939	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	3940	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	3941	--$_log_backtrace;
3488	};	3942	};
3489	} else {	3943	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	3944	LOG llevInfo, "[ABT] $msg\n";
3491	LOG llevInfo, "[ABT] [suppressed]\n";	3945	LOG llevInfo, "[ABT] [suppressed]\n";
3492	}	3946	}
3493	}	3947	}
3494		3948
3495	# load additional modules	3949	# load additional modules
3496	use cf::pod;	3950	require "cf/$_.pm" for @EXTRA_MODULES;
3497		3951
3498	END { cf::emergency_save }	3952	END { cf::emergency_save }
3499		3953
3500	1	3954	1
3501		3955

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