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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.459 by root, Sat Dec 13 21:46:12 2008 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 "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
34	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
35		65
36	# configure various modules to our taste	66	# configure various modules to our taste
37	#	67	#
38	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		76
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		78
51	our %COMMAND = ();	79	our %COMMAND = ();
52	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	83	our %EXTCMD = ();
56	our %EXTICMD = ();	84	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
59		87
60	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	89	our @EVENT;
62		90
63	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	92	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
74		106
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	109	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	115	our $DB_ENV;
85		116
86	our %CFG;	117	our %CFG;
87		118
88	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
90		122
91	our %PLAYER; # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
94		126
95	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		129
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
101		138
102	binmode STDOUT;	139	binmode STDOUT;
103	binmode STDERR;	140	binmode STDERR;
104		141
105	# read virtual server time, if available	142	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
110	}	147	}
111		148
112	mkdir $_	149	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		195
159	The raw value load value from the last tick.	196	The raw value load value from the last tick.
160		197
161	=item %cf::CFG	198	=item %cf::CFG
162		199
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	201	from wherever your confdir points to.
165		202
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		204
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	223	$msg .= "\n"
187	unless $msg =~ /\n$/;	224	unless $msg =~ /\n$/;
188		225
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		227
191	utf8::encode $msg;
192	LOG llevError, $msg;	228	LOG llevError, $msg;
193	};	229	};
194	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
195		246
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	257	for my $pkg (qw(
207	cf::global cf::attachable	258	cf::global cf::attachable
208	cf::object cf::object::player	259	cf::object cf::object::player
209	cf::client cf::player	260	cf::client cf::player
210	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
211	cf::map cf::party cf::region	263	cf::party cf::region
212	)) {	264	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	266	}
216		267
217	$Event::DIED = sub {	268	$EV::DIED = sub {
218	warn "error in event callback: @_";	269	warn "error in event callback: @_";
219	};	270	};
220		271
221	#############################################################################	272	#############################################################################
222		273
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	297	$d
247	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
248	}	299	}
249		300
250	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
251		302
252	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
253		304
254	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
255		306
256	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
257		308
258	=cut	309	=cut
259		310
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		312
262	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
264		329
265	=item cf::lock_wait $string	330	=item cf::lock_wait $string
266		331
267	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
268		333
269	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
270		335
271	Wait until the given lock is available and then acquires it and returns	336	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	337	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
274	returned.	339	returned.
275		340
		341	Locks are *not* recursive, locking from the same coro twice results in a
		342	deadlocked coro.
		343
276	Lock names should begin with a unique identifier (for example, cf::map::find	344	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	345	uses map_find and cf::map::load uses map_load).
278		346
279	=item $locked = cf::lock_active $string	347	=item $locked = cf::lock_active $string
280		348
281	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
282		350
283	=cut	351	=cut
284		352
285	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
286		354
287	sub lock_wait($) {	355	sub lock_wait($) {
288	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	357	}
296		358
297	sub lock_acquire($) {	359	sub lock_acquire($) {
298	my ($key) = @_;	360	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	361	}
310		362
311	sub lock_active($) {	363	sub lock_active($) {
312	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	365	}
316		366
317	sub freeze_mainloop {	367	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
319		369
320	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	371	}
		372
		373	=item cf::periodic $interval, $cb
		374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
		386	}
		387
		388	=item cf::get_slot $time[, $priority[, $name]]
		389
		390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		391	This call blocks and returns only when you have at least C<$time> seconds
		392	of cpu time till the next tick. The slot is only valid till the next cede.
		393
		394	The optional C<$name> can be used to identify the job to run. It might be
		395	used for statistical purposes and should identify the same time-class.
		396
		397	Useful for short background jobs.
		398
		399	=cut
		400
		401	our @SLOT_QUEUE;
		402	our $SLOT_QUEUE;
		403
		404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
		408	my $signal = new Coro::Signal;
		409
		410	while () {
		411	next_job:
		412	my $avail = cf::till_tick;
		413	if ($avail > 0.01) {
		414	for (0 .. $#SLOT_QUEUE) {
		415	if ($SLOT_QUEUE[$_][0] < $avail) {
		416	my $job = splice @SLOT_QUEUE, $_, 1, ();
		417	$job->[2]->send;
		418	Coro::cede;
		419	goto next_job;
		420	}
		421	}
		422	}
		423
		424	if (@SLOT_QUEUE) {
		425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		426	push @cf::WAIT_FOR_TICK, $signal;
		427	$signal->wait;
		428	} else {
		429	Coro::schedule;
		430	}
322	};	431	}
323	$TICK_WATCHER->stop;	432	};
324	$guard	433
		434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
		437	my ($time, $pri, $name) = @_;
		438
		439	$time = $TICK * .6 if $time > $TICK * .6;
		440	my $sig = new Coro::Signal;
		441
		442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		444	$SLOT_QUEUE->ready;
		445	$sig->wait;
325	}	446	}
326		447
327	=item cf::async { BLOCK }	448	=item cf::async { BLOCK }
328		449
329	Currently the same as Coro::async_pool, meaning you cannot use	450	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		455
335	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
336		457
337	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
338		459
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	463	acceptable.
343		464
344	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		471
351	sub sync_job(&) {	472	sub sync_job(&) {
352	my ($job) = @_;	473	my ($job) = @_;
353		474
354	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	476	my $time = EV::time;
356		477
357	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
359		480
360	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	482
362	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
363		484
364	my $busy = 1;	485	my $busy = 1;
365	my @res;	486	my @res;
366		487
367	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	490	@res = eval { $job->() };
369	warn $@ if $@;	491	warn $@ if $@;
370	undef $busy;	492	undef $busy;
371	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
372		494
373	while ($busy) {	495	while ($busy) {
374	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
375	}	500	}
		501	}
376		502
377	$time = Event::time - $time;	503	my $time = EV::time - $time;
378		504
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
383		506
384	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
385	} else {	508	} else {
386	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
387		510
…		…
412	=item fork_call { }, $args	535	=item fork_call { }, $args
413		536
414	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
418		541
419	=cut	542	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		543
430	sub fork_call(&@) {	544	sub fork_call(&@) {
431	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
432		546
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	547	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	548	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	549	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		550
438	if (my $pid = fork) {	551	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	552	reset_signals;
452	local $SIG{__WARN__};	553	&$cb
453	local $SIG{__DIE__};	554	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		555
460	eval {	556	wantarray ? @res : $res[-1]
461	close $fh1;	557	}
462		558
463	my @res = eval { $cb->(@args) };	559	=item $coin = coin_from_name $name
464		560
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	561	=cut
466	close $fh2;
467	};
468		562
469	warn $@ if $@;	563	our %coin_alias = (
470	_exit 0;	564	"silver" => "silvercoin",
471	}	565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
472	}	584	}
473		585
474	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
475		587
476	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
479		591
480	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
483	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
484		618
485	our $DB;	619	our $DB;
486		620
487	sub db_init {	621	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	622	cf::sync_job {
492	eval {	623	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	624	};
502	}	625	}
503		626
504	sub db_get($$) {	627	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
506		629
…		…
556	if (1) {	679	if (1) {
557	$md5 =	680	$md5 =
558	join "\x00",	681	join "\x00",
559	$processversion,	682	$processversion,
560	map {	683	map {
561	Coro::cede;	684	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	686	} 0.. $#$src;
564		687
565		688
566	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		727
605	#############################################################################	728	#############################################################################
606		729
607	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
608		731
609	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
612		735
613	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	738	Deliantra).
616		739
617	=over 4	740	=over 4
618		741
619	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
620		743
…		…
664	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
665		788
666	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
668		791
669	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
671		794
672	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
673		796
674	=over 4	797	=over 4
…		…
902	}	1025	}
903		1026
904	0	1027	0
905	}	1028	}
906		1029
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1031
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1033
911	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
912		1035
…		…
919	=cut	1042	=cut
920		1043
921	#############################################################################	1044	#############################################################################
922	# object support	1045	# object support
923		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
		1080	sub _can_merge {
		1081	my ($ob1, $ob2) = @_;
		1082
		1083	++$SLOW_MERGES;#d#
		1084
		1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
		1087	}
		1088
924	sub reattach {	1089	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1091	my ($obj) = @_;
927		1092
		1093	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1095
930	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
931		1097
932	@$registry = ();	1098	@$registry = ();
933		1099
…		…
948	cf::attachable->attach (	1114	cf::attachable->attach (
949	prio => -1000000,	1115	prio => -1000000,
950	on_instantiate => sub {	1116	on_instantiate => sub {
951	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
952		1118
953	$data = from_json $data;	1119	$data = decode_json $data;
954		1120
955	for (@$data) {	1121	for (@$data) {
956	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
957		1123
958	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1140	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
976		1142
977	sync_job {	1143	sync_job {
978	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
981		1148
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1153	aio_close $fh;
987		1154
988	if (@$objs) {	1155	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1161	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
996	}	1163	}
997	} else {	1164	} else {
998	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
999	}	1166	}
1000		1167
1001	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1172	} else {
1003	warn "FATAL: $filename~: $!\n";	1173	warn "FATAL: $filename~: $!\n";
1004	}	1174	}
1005	} else {	1175	} else {
1006	aio_unlink $filename;	1176	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1008	}	1178	}
1009	}	1179	};
1010	}	1180	}
1011		1181
1012	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1014		1184
…		…
1026	or return;	1196	or return;
1027		1197
1028	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1200	or return;
		1201
1031	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1032	}	1204	}
1033		1205
		1206	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1036	return ($data, $av);	1210	($data, $av)
1037	}	1211	}
1038		1212
1039	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1040		1214
1041	=over 4	1215	=over 4
…		…
1095	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1096		1270
1097	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1098	}	1272	}
1099		1273
		1274	use File::Glob ();
		1275
1100	cf::player->attach (	1276	cf::player->attach (
1101	on_command => sub {	1277	on_command => sub {
1102	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1103		1279
1104	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1114	my ($pl, $buf) = @_;	1290	my ($pl, $buf) = @_;
1115		1291
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1292	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1293
1118	if (ref $msg) {	1294	if (ref $msg) {
		1295	my ($type, $reply, @payload) =
		1296	"ARRAY" eq ref $msg
		1297	? @$msg
		1298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1299
		1300	my @reply;
		1301
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1302	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1303	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1304	}
		1305
		1306	$pl->ext_reply ($reply, @reply)
		1307	if $reply;
		1308
1124	} else {	1309	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1311	}
1127		1312
1128	cf::override;	1313	cf::override;
1129	},	1314	},
1130	);	1315	);
		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
1131		1329
1132	sub load_extensions {	1330	sub load_extensions {
1133	cf::sync_job {	1331	cf::sync_job {
1134	my %todo;	1332	my %todo;
1135		1333
…		…
1155		1353
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1356
1159	$ext{source} =	1357	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1162	. $source	1360	. $source
1163	. "\n};\n1";	1361	. "\n};\n1";
1164		1362
1165	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1183		1381
1184	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1383	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1385	}
1189		1386
1190	warn $msg;	1387	warn $msg;
1191	}	1388	}
1192		1389
…		…
1206		1403
1207	=back	1404	=back
1208		1405
1209	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1210		1407
1211	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1212		1409
1213	=cut	1410	=cut
1214		1411
1215	package cf::player;	1412	package cf::player;
1216		1413
1217	use Coro::AIO;	1414	use Coro::AIO;
1218		1415
1219	=head3 cf::player	1416	=head3 cf::player
1220		1417
1221	=over 4	1418	=over 4
		1419
		1420	=item cf::player::num_playing
		1421
		1422	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1423
		1424	=cut
		1425
		1426	sub num_playing {
		1427	scalar grep
		1428	$_->ob->map
		1429	&& !$_->hidden
		1430	&& !$_->ob->flag (cf::FLAG_WIZ),
		1431	cf::player::list
		1432	}
1222		1433
1223	=item cf::player::find $login	1434	=item cf::player::find $login
1224		1435
1225	Returns the given player object, loading it if necessary (might block).	1436	Returns the given player object, loading it if necessary (might block).
1226		1437
…		…
1245		1456
1246	sub exists($) {	1457	sub exists($) {
1247	my ($login) = @_;	1458	my ($login) = @_;
1248		1459
1249	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1251	}	1462	}
1252		1463
1253	sub find($) {	1464	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1466	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1473	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1474	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1475	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1477
1267	my $pl = load_pl path $login	1478	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1479	or return;
		1480
		1481	my $pl = cf::player::load_pl $f
		1482	or return;
		1483
		1484	local $cf::PLAYER_LOADING{$login} = $pl;
		1485	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1270	}	1487	}
1271	}	1488	}
1272	}	1489	}
1273		1490
…		…
1282	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1283		1500
1284	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
1286		1503
		1504	cf::get_slot 0.01;
		1505
1287	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1288	Coro::cede;	1507	cf::cede_to_tick;
1289	}	1508	}
1290		1509
1291	sub new($) {	1510	sub new($) {
1292	my ($login) = @_;	1511	my ($login) = @_;
1293		1512
…		…
1299	$cf::PLAYER{$login} = $self;	1518	$cf::PLAYER{$login} = $self;
1300		1519
1301	$self	1520	$self
1302	}	1521	}
1303		1522
		1523	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1524
		1525	=cut
		1526
		1527	sub send_msg {
		1528	my $ns = shift->ns
		1529	or return;
		1530	$ns->send_msg (@_);
		1531	}
		1532
1304	=item $pl->quit_character	1533	=item $pl->quit_character
1305		1534
1306	Nukes the player without looking back. If logged in, the connection will	1535	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1536	be destroyed. May block for a long time.
1308		1537
…		…
1312	my ($pl) = @_;	1541	my ($pl) = @_;
1313		1542
1314	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1315		1544
1316	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1547
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1323		1554
1324	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1592	or return [];
1362		1593
1363	my @logins;	1594	my @logins;
1364		1595
1365	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
		1597	my $path = path $login;
		1598
		1599	# a .pst is a dead give-away for a valid player
		1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1605	}
1369		1606
1370	utf8::decode $login;	1607	utf8::decode $login;
1371	push @logins, $login;	1608	push @logins, $login;
1372	}	1609	}
1373		1610
…		…
1400	}	1637	}
1401		1638
1402	\@paths	1639	\@paths
1403	}	1640	}
1404		1641
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1643
1407	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1408		1645
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1646	=item $player->ext_reply ($msgid, @msg)
1456		1647
1457	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1458		1649
1459	=cut	1650	=cut
1460		1651
1461	sub ext_reply($$%) {	1652	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1653	my ($self, $id, @msg) = @_;
1463		1654
1464	$msg{msgid} = $id;	1655	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1656	}
1467		1657
1468	=item $player->ext_event ($type, %msg)	1658	=item $player->ext_msg ($type, @msg)
1469		1659
1470	Sends an ext event to the client.	1660	Sends an ext event to the client.
1471		1661
1472	=cut	1662	=cut
1473		1663
1474	sub ext_event($$%) {	1664	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1665	my ($self, $type, @msg) = @_;
1476		1666
1477	$self->ns->ext_event ($type, %msg);	1667	$self->ns->ext_msg ($type, @msg);
1478	}	1668	}
1479		1669
1480	=head3 cf::region	1670	=head3 cf::region
1481		1671
1482	=over 4	1672	=over 4
…		…
1526	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1528		1718
1529	sub generate_random_map {	1719	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1531	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1725	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1850
1658	# the temporary/swap location	1851	# the temporary/swap location
1659	sub save_path {	1852	sub save_path {
1660	my ($self) = @_;	1853	my ($self) = @_;
1661		1854
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1664	}	1857	}
1665		1858
1666	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1667	sub uniq_path {	1860	sub uniq_path {
1668	my ($self) = @_;	1861	my ($self) = @_;
1669		1862
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1672	}	1865	}
1673		1866
1674	# and all this just because we cannot iterate over	1867	# and all this just because we cannot iterate over
1675	# all maps in C++...	1868	# all maps in C++...
…		…
1698		1891
1699	sub load_header_from($) {	1892	sub load_header_from($) {
1700	my ($self, $path) = @_;	1893	my ($self, $path) = @_;
1701		1894
1702	utf8::encode $path;	1895	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1896	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1897	or return;
		1898
		1899	$self->_load_header ($f)
		1900	or return;
		1901
		1902	local $MAP_LOADING{$self->{path}} = $self;
		1903	$f->resolve_delayed_derefs;
1708		1904
1709	$self->{load_path} = $path;	1905	$self->{load_path} = $path;
1710		1906
1711	1	1907	1
1712	}	1908	}
…		…
1766	sub find {	1962	sub find {
1767	my ($path, $origin) = @_;	1963	my ($path, $origin) = @_;
1768		1964
1769	$path = normalise $path, $origin && $origin->path;	1965	$path = normalise $path, $origin && $origin->path;
1770		1966
		1967	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	1968	my $guard2 = cf::lock_acquire "map_find:$path";
1772		1969
1773	$cf::MAP{$path} || do {	1970	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	1971	my $map = new_from_path cf::map $path
1776	or return;	1972	or return;
1777		1973
1778	$map->{last_save} = $cf::RUNTIME;	1974	$map->{last_save} = $cf::RUNTIME;
1779		1975
…		…
1781	or return;	1977	or return;
1782		1978
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1979	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	1980	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	1981	#$cf::WAIT_FOR_TICK->wait;
		1982	undef $guard2;
		1983	undef $guard1;
1786	$map->reset;	1984	$map->reset;
1787	undef $guard;
1788	return find $path;	1985	return find $path;
1789	}	1986	}
1790		1987
1791	$cf::MAP{$path} = $map	1988	$cf::MAP{$path} = $map
1792	}	1989	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	1998	local $self->{deny_reset} = 1; # loading can take a long time
1802		1999
1803	my $path = $self->{path};	2000	my $path = $self->{path};
1804		2001
1805	{	2002	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2003	my $guard = cf::lock_acquire "map_data:$path";
1807		2004
		2005	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2006	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2007
1810	$self->in_memory (cf::MAP_LOADING);	2008	$self->in_memory (cf::MAP_LOADING);
1811		2009
1812	$self->alloc;	2010	$self->alloc;
1813		2011
1814	$self->pre_load;	2012	$self->pre_load;
1815	Coro::cede;	2013	cf::cede_to_tick;
1816		2014
		2015	my $f = new_from_file cf::object::thawer $self->{load_path};
		2016	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2017	$self->_load_objects ($f)
1818	or return;	2018	or return;
1819		2019
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2020	$self->post_load_original
1821	if delete $self->{load_original};	2021	if delete $self->{load_original};
1822		2022
1823	if (my $uniq = $self->uniq_path) {	2023	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2024	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2025	unless (aio_stat $uniq) {
		2026	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2027	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2028	$self->_load_objects ($f);
		2029	$f->resolve_delayed_derefs;
		2030	}
1828	}	2031	}
1829	}	2032	}
1830		2033
1831	Coro::cede;	2034	$f->resolve_delayed_derefs;
		2035
		2036	cf::cede_to_tick;
1832	# now do the right thing for maps	2037	# now do the right thing for maps
1833	$self->link_multipart_objects;	2038	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2039	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2040	unless $self->difficulty;
1836	Coro::cede;	2041	cf::cede_to_tick;
1837		2042
1838	unless ($self->{deny_activate}) {	2043	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2044	$self->decay_objects;
1840	$self->fix_auto_apply;	2045	$self->fix_auto_apply;
1841	$self->update_buttons;	2046	$self->update_buttons;
1842	Coro::cede;	2047	cf::cede_to_tick;
1843	$self->set_darkness_map;	2048	$self->set_darkness_map;
1844	Coro::cede;	2049	cf::cede_to_tick;
1845	$self->activate;	2050	$self->activate;
1846	}	2051	}
1847		2052
		2053	$self->{last_save} = $cf::RUNTIME;
		2054	$self->last_access ($cf::RUNTIME);
		2055
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2057	}
1850		2058
1851	$self->post_load;	2059	$self->post_load;
1852	}	2060	}
1853		2061
…		…
1862		2070
1863	$self	2071	$self
1864	}	2072	}
1865		2073
1866	# find and load all maps in the 3x3 area around a map	2074	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2075	sub load_neighbours {
1868	my ($map) = @_;	2076	my ($map) = @_;
1869		2077
1870	my @diag; # diagonal neighbours	2078	my @neigh; # diagonal neighbours
1871		2079
1872	for (0 .. 3) {	2080	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2081	my $neigh = $map->tile_path ($_)
1874	or next;	2082	or next;
1875	$neigh = find $neigh, $map	2083	$neigh = find $neigh, $map
1876	or next;	2084	or next;
1877	$neigh->load;	2085	$neigh->load;
1878		2086
		2087	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2088	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2089	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2090	}
1882		2091
1883	for (@diag) {	2092	for (grep defined $_->[0], @neigh) {
		2093	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2094	my $neigh = find $path, $origin
1885	or next;	2095	or next;
1886	$neigh->load;	2096	$neigh->load;
1887	}	2097	}
1888	}	2098	}
1889		2099
…		…
1894	}	2104	}
1895		2105
1896	sub do_load_sync {	2106	sub do_load_sync {
1897	my ($map) = @_;	2107	my ($map) = @_;
1898		2108
		2109	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2110	if $Coro::current == $Coro::main;
		2111
1899	cf::sync_job { $map->load };	2112	cf::sync_job { $map->load };
1900	}	2113	}
1901		2114
1902	our %MAP_PREFETCH;	2115	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2116	our $MAP_PREFETCHER = undef;
1904		2117
1905	sub find_async {	2118	sub find_async {
1906	my ($path, $origin) = @_;	2119	my ($path, $origin, $load) = @_;
1907		2120
1908	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
1909		2122
1910	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2125	}
1913		2126
1914	undef $MAP_PREFETCH{$path};	2127	$MAP_PREFETCH{$path} |= $load;
		2128
1915	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
1916	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2134	if (my $map = find $k) {
1919	$map->load;	2135	$map->load if $v;
1920	}	2136	}
1921		2137
1922	delete $MAP_PREFETCH{$path};	2138	delete $MAP_PREFETCH{$k};
1923	}	2139	}
1924	}	2140	}
1925	undef $MAP_PREFETCHER;	2141	undef $MAP_PREFETCHER;
1926	};	2142	};
1927	$MAP_PREFETCHER->prio (6);	2143	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2146	}
1931		2147
1932	sub save {	2148	sub save {
1933	my ($self) = @_;	2149	my ($self) = @_;
1934		2150
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2152
1937	$self->{last_save} = $cf::RUNTIME;	2153	$self->{last_save} = $cf::RUNTIME;
1938		2154
1939	return unless $self->dirty;	2155	return unless $self->dirty;
1940		2156
…		…
1946	return if $self->{deny_save};	2162	return if $self->{deny_save};
1947		2163
1948	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
1949		2165
1950	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
1952	};	2169	};
		2170
		2171	cf::get_slot 0.02;
1953		2172
1954	if ($uniq) {	2173	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2176	} else {
…		…
1963	my ($self) = @_;	2182	my ($self) = @_;
1964		2183
1965	# save first because save cedes	2184	# save first because save cedes
1966	$self->save;	2185	$self->save;
1967		2186
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2188
1970	return if $self->players;	2189	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2191	return if $self->{deny_save};
1973		2192
		2193	$self->in_memory (cf::MAP_SWAPPED);
		2194
		2195	$self->deactivate;
		2196	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2197	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2198	}
1977		2199
1978	sub reset_at {	2200	sub reset_at {
1979	my ($self) = @_;	2201	my ($self) = @_;
1980		2202
…		…
2012	if $uniq;	2234	if $uniq;
2013	}	2235	}
2014		2236
2015	delete $cf::MAP{$self->path};	2237	delete $cf::MAP{$self->path};
2016		2238
		2239	$self->deactivate;
		2240	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2241	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2242
2021	$self->unlink_save;	2243	$self->unlink_save;
2022	$self->destroy;	2244	$self->destroy;
2023	}	2245	}
2024		2246
2025	my $nuke_counter = "aaaa";	2247	my $nuke_counter = "aaaa";
2026		2248
2027	sub nuke {	2249	sub nuke {
2028	my ($self) = @_;	2250	my ($self) = @_;
2029		2251
		2252	{
		2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2254
2030	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
2031		2256
2032	$self->unlink_save;	2257	$self->unlink_save;
2033		2258
2034	bless $self, "cf::map";	2259	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2260	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2261	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2262	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2264
2040	$cf::MAP{$self->path} = $self;	2265	$cf::MAP{$self->path} = $self;
		2266	}
2041		2267
2042	$self->reset; # polite request, might not happen	2268	$self->reset; # polite request, might not happen
2043	}	2269	}
2044		2270
2045	=item $maps = cf::map::tmp_maps	2271	=item $maps = cf::map::tmp_maps
…		…
2087		2313
2088	sub unique_maps() {	2314	sub unique_maps() {
2089	[	2315	[
2090	map {	2316	map {
2091	utf8::decode $_;	2317	utf8::decode $_;
2092	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2093	? normalise $_	2321	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2323	]
2097	}	2324	}
2098		2325
2099	package cf;
2100
2101	=back	2326	=back
2102		2327
2103	=head3 cf::object	2328	=head3 cf::object
2104		2329
2105	=cut	2330	=cut
…		…
2108		2333
2109	=over 4	2334	=over 4
2110		2335
2111	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2112		2337
2113	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2114		2340
2115	=cut	2341	=cut
2116		2342
2117	sub inv_recursive_;	2343	sub inv_recursive_;
2118	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2121		2347
2122	sub inv_recursive {	2348	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2124	}	2350	}
2125		2351
		2352	=item $ref = $ob->ref
		2353
		2354	Creates and returns a persistent reference to an object that can be stored as a string.
		2355
		2356	=item $ob = cf::object::deref ($refstring)
		2357
		2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2359	even if the object actually exists. May block.
		2360
		2361	=cut
		2362
		2363	sub deref {
		2364	my ($ref) = @_;
		2365
		2366	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2367	my ($uuid, $name) = ($1, $2);
		2368	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2369	or return;
		2370	$pl->ob->uuid eq $uuid
		2371	or return;
		2372
		2373	$pl->ob
		2374	} else {
		2375	warn "$ref: cannot resolve object reference\n";
		2376	undef
		2377	}
		2378	}
		2379
2126	package cf;	2380	package cf;
2127		2381
2128	=back	2382	=back
2129		2383
2130	=head3 cf::object::player	2384	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2390	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2139		2393
2140	=cut	2394	=cut
		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
2141		2409
2142	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2411	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
…		…
2152		2420
2153	} else {	2421	} else {
2154	my $pl = $self->contr;	2422	my $pl = $self->contr;
2155		2423
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2424	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2427
2165	} else {	2428	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2431	}
2169	}	2432	}
		2433	}
		2434
		2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2436
		2437	=cut
		2438
		2439	sub cf::object::send_msg {
		2440	my $pl = shift->contr
		2441	or return;
		2442	$pl->send_msg (@_);
2170	}	2443	}
2171		2444
2172	=item $player_object->may ("access")	2445	=item $player_object->may ("access")
2173		2446
2174	Returns wether the given player is authorized to access resource "access"	2447	Returns wether the given player is authorized to access resource "access"
…		…
2187		2460
2188	=item $player_object->enter_link	2461	=item $player_object->enter_link
2189		2462
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2464
2192	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2194		2469
2195	Will never block.	2470	Will never block.
2196		2471
2197	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2198		2473
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2528	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2529	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2530	if $x <=0 && $y <= 0;
2256		2531
2257	$map->load;	2532	$map->load;
2258	$map->load_diag;	2533	$map->load_neighbours;
2259		2534
2260	return unless $self->contr->active;	2535	return unless $self->contr->active;
		2536	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2261	$self->activate_recursive;	2537	$self->activate_recursive;
2262		2538
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2539	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2540	$self->enter_map ($map, $x, $y);
2265	}	2541	}
…		…
2270	her, loading and preparing them map, calling the provided $check callback	2546	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2547	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2548	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2549	be called at the end of this process.
2274		2550
		2551	Note that $check will be called with a potentially non-loaded map, so if
		2552	it needs a loaded map it has to call C<< ->load >>.
		2553
2275	=cut	2554	=cut
2276		2555
2277	our $GOTOGEN;	2556	our $GOTOGEN;
2278		2557
2279	sub cf::object::player::goto {	2558	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2562	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2563
2285	$self->enter_link;	2564	$self->enter_link;
2286		2565
2287	(async {	2566	(async {
		2567	$Coro::current->{desc} = "player::goto $path $x $y";
		2568
		2569	# *tag paths override both path and x|y
		2570	if ($path =~ /^\*(.*)$/) {
		2571	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2572	my $ob = $obs[rand @obs];
		2573
		2574	# see if we actually can go there
		2575	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2576	$ob = $obs[rand @obs];
		2577	} else {
		2578	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2579	}
		2580	# else put us there anyways for now #d#
		2581
		2582	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2583	} else {
		2584	($path, $x, $y) = (undef, undef, undef);
		2585	}
		2586	}
		2587
2288	my $map = eval {	2588	my $map = eval {
2289	my $map = cf::map::find $path;	2589	my $map = defined $path ? cf::map::find $path : undef;
2290		2590
2291	if ($map) {	2591	if ($map) {
2292	$map = $map->customise_for ($self);	2592	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2593	$map = $check->($map) if $check && $map;
2294	} else {	2594	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2595	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2596	}
2297		2597
2298	$map	2598	$map
2299	};	2599	};
2300		2600
…		…
2336	}	2636	}
2337		2637
2338	sub prepare_random_map {	2638	sub prepare_random_map {
2339	my ($exit) = @_;	2639	my ($exit) = @_;
2340		2640
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2641	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2642	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2643	# that depends on the exit object
2346		2644
2347	my $rmp = parse_random_map_params $exit->msg;	2645	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2647	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2648	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2649	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2650	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
		2652
		2653	$exit->map->touch;
2354	}	2654	}
2355		2655
2356	$rmp->{random_seed} ||= $exit->random_seed;	2656	$rmp->{random_seed} ||= $exit->random_seed;
2357		2657
2358	my $data = cf::to_json $rmp;	2658	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2659	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2660	my $meta = "$RANDOMDIR/$md5.meta";
2361		2661
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2662	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2663	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2664	undef $fh;
2365	aio_rename "$meta~", $meta;	2665	aio_rename "$meta~", $meta;
2366		2666
		2667	my $slaying = "?random/$md5";
		2668
		2669	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2670	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2671	$exit->msg (undef);
		2672	}
2369	}	2673	}
2370	}	2674	}
2371		2675
2372	sub cf::object::player::enter_exit {	2676	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2677	my ($self, $exit) = @_;
2374		2678
2375	return unless $self->type == cf::PLAYER;	2679	return unless $self->type == cf::PLAYER;
2376		2680
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2681	$self->enter_link;
2389		2682
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2683	(async {
2395	$self->deactivate_recursive; # just to be sure	2684	$Coro::current->{desc} = "enter_exit";
		2685
2396	unless (eval {	2686	unless (eval {
		2687	$self->deactivate_recursive; # just to be sure
		2688
		2689	# random map handling
		2690	{
		2691	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2692
		2693	prepare_random_map $exit
		2694	if $exit->slaying eq "/!";
		2695	}
		2696
		2697	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2698	my $x = $exit->stats->hp;
		2699	my $y = $exit->stats->sp;
		2700
2397	$self->goto ($slaying, $hp, $sp);	2701	$self->goto ($map, $x, $y);
2398		2702
		2703	# if exit is damned, update players death & WoR home-position
		2704	$self->contr->savebed ($map, $x, $y)
		2705	if $exit->flag (cf::FLAG_DAMNED);
		2706
2399	1;	2707	1
2400	}) {	2708	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2709	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2710	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2711	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2712	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2713
2406	warn "ERROR in enter_exit: $@";	2714	warn "ERROR in enter_exit: $@";
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2742	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2743	the message unless the client supports the msg packet.
2436		2744
2437	=cut	2745	=cut
2438		2746
		2747	# non-persistent channels (usually the info channel)
		2748	our %CHANNEL = (
		2749	"c/identify" => {
		2750	id => "infobox",
		2751	title => "Identify",
		2752	reply => undef,
		2753	tooltip => "Items recently identified",
		2754	},
		2755	"c/examine" => {
		2756	id => "infobox",
		2757	title => "Examine",
		2758	reply => undef,
		2759	tooltip => "Signs and other items you examined",
		2760	},
		2761	"c/book" => {
		2762	id => "infobox",
		2763	title => "Book",
		2764	reply => undef,
		2765	tooltip => "The contents of a note or book",
		2766	},
		2767	"c/lookat" => {
		2768	id => "infobox",
		2769	title => "Look",
		2770	reply => undef,
		2771	tooltip => "What you saw there",
		2772	},
		2773	"c/who" => {
		2774	id => "infobox",
		2775	title => "Players",
		2776	reply => undef,
		2777	tooltip => "Shows players who are currently online",
		2778	},
		2779	"c/body" => {
		2780	id => "infobox",
		2781	title => "Body Parts",
		2782	reply => undef,
		2783	tooltip => "Shows which body parts you posess and are available",
		2784	},
		2785	"c/skills" => {
		2786	id => "infobox",
		2787	title => "Skills",
		2788	reply => undef,
		2789	tooltip => "Shows your experience per skill and item power",
		2790	},
		2791	"c/uptime" => {
		2792	id => "infobox",
		2793	title => "Uptime",
		2794	reply => undef,
		2795	tooltip => "How long the server has been running since last restart",
		2796	},
		2797	"c/mapinfo" => {
		2798	id => "infobox",
		2799	title => "Map Info",
		2800	reply => undef,
		2801	tooltip => "Information related to the maps",
		2802	},
		2803	"c/party" => {
		2804	id => "party",
		2805	title => "Party",
		2806	reply => "gsay ",
		2807	tooltip => "Messages and chat related to your party",
		2808	},
		2809	);
		2810
2439	sub cf::client::send_msg {	2811	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2812	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2813
2442	$msg = $self->pl->expand_cfpod ($msg);	2814	$msg = $self->pl->expand_cfpod ($msg)
		2815	unless $color & cf::NDI_VERBATIM;
2443		2816
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	2817	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		2818
		2819	# check predefined channels, for the benefit of C
		2820	if ($CHANNEL{$channel}) {
		2821	$channel = $CHANNEL{$channel};
		2822
		2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
		2825
		2826	$channel = $channel->{id};
		2827
2448	if (ref $channel) {	2828	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	2829	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	2830	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	2831	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	2832	$self->ext_msg (channel_info => $channel)
		2833	if $self->can_msg;
2453	}	2834	}
2454		2835
2455	$channel = $channel->{id};	2836	$channel = $channel->{id};
2456	}	2837	}
2457		2838
		2839	return unless @extra || length $msg;
		2840
2458	if ($self->can_msg) {	2841	if ($self->can_msg) {
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2842	# default colour, mask it out
		2843	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2844	if $color & cf::NDI_DEF;
		2845
		2846	my $pkt = "msg "
		2847	. $self->{json_coder}->encode (
		2848	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2849	);
		2850
		2851	# try lzf for large packets
		2852	$pkt = "lzf " . Compress::LZF::compress $pkt
		2853	if 1024 <= length $pkt and $self->{can_lzf};
		2854
		2855	# split very large packets
		2856	if (8192 < length $pkt and $self->{can_lzf}) {
		2857	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2858	$pkt = "frag";
		2859	}
		2860
		2861	$self->send_packet ($pkt);
2460	} else {	2862	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470
2471	if ($color >= 0) {	2863	if ($color >= 0) {
		2864	# replace some tags by gcfclient-compatible ones
		2865	for ($msg) {
		2866	1 while
		2867	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2868	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2869	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2870	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2871	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2872	}
		2873
		2874	$color &= cf::NDI_COLOR_MASK;
		2875
		2876	utf8::encode $msg;
		2877
2472	if (0 && $msg =~ /\[/) {	2878	if (0 && $msg =~ /\[/) {
		2879	# COMMAND/INFO
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	2880	$self->send_packet ("drawextinfo $color 10 8 $msg")
2474	} else {	2881	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2882	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")	2883	$self->send_packet ("drawinfo $color $msg")
2477	}	2884	}
2478	}	2885	}
2479	}	2886	}
2480	}	2887	}
2481		2888
2482	=item $client->ext_event ($type, %msg)	2889	=item $client->ext_msg ($type, @msg)
2483		2890
2484	Sends an ext event to the client.	2891	Sends an ext event to the client.
2485		2892
2486	=cut	2893	=cut
2487		2894
2488	sub cf::client::ext_event($$%) {	2895	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	2896	my ($self, $type, @msg) = @_;
2490		2897
2491	return unless $self->extcmd;	2898	if ($self->extcmd == 2) {
2492		2899	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2900	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	2901	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2903	}
		2904	}
		2905
		2906	=item $client->ext_reply ($msgid, @msg)
		2907
		2908	Sends an ext reply to the client.
		2909
		2910	=cut
		2911
		2912	sub cf::client::ext_reply($$@) {
		2913	my ($self, $id, @msg) = @_;
		2914
		2915	if ($self->extcmd == 2) {
		2916	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2917	} elsif ($self->extcmd == 1) {
		2918	#TODO: version 1, remove
		2919	unshift @msg, msgtype => "reply", msgid => $id;
		2920	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2921	}
2495	}	2922	}
2496		2923
2497	=item $success = $client->query ($flags, "text", \&cb)	2924	=item $success = $client->query ($flags, "text", \&cb)
2498		2925
2499	Queues a query to the client, calling the given callback with	2926	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	2981	my ($ns, $buf) = @_;
2555		2982
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2983	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		2984
2558	if (ref $msg) {	2985	if (ref $msg) {
		2986	my ($type, $reply, @payload) =
		2987	"ARRAY" eq ref $msg
		2988	? @$msg
		2989	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2990
		2991	my @reply;
		2992
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2993	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	2994	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	2995	}
		2996
		2997	$ns->ext_reply ($reply, @reply)
		2998	if $reply;
		2999
2565	} else {	3000	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3001	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	3002	}
2568		3003
2569	cf::override;	3004	cf::override;
…		…
2616	our $safe = new Safe "safe";	3051	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3052	our $safe_hole = new Safe::Hole;
2618		3053
2619	$SIG{FPE} = 'IGNORE';	3054	$SIG{FPE} = 'IGNORE';
2620		3055
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3056	$safe->permit_only (Opcode::opset qw(
		3057	:base_core :base_mem :base_orig :base_math
		3058	grepstart grepwhile mapstart mapwhile
		3059	sort time
		3060	));
2622		3061
2623	# here we export the classes and methods available to script code	3062	# here we export the classes and methods available to script code
2624		3063
2625	=pod	3064	=pod
2626		3065
2627	The following functions and methods are available within a safe environment:	3066	The following functions and methods are available within a safe environment:
2628		3067
2629	cf::object	3068	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3069	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3070	insert remove name archname title slaying race decrease split
2632		3071
2633	cf::object::player	3072	cf::object::player
2634	player	3073	player
2635		3074
2636	cf::player	3075	cf::player
…		…
2641		3080
2642	=cut	3081	=cut
2643		3082
2644	for (	3083	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3084	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3085	insert remove inv nrof name archname title slaying race
		3086	decrease split destroy change_exp)],
2647	["cf::object::player" => qw(player)],	3087	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3088	["cf::player" => qw(peaceful)],
2649	["cf::map" => qw(trigger)],	3089	["cf::map" => qw(trigger)],
2650	) {	3090	) {
2651	no strict 'refs';	3091	no strict 'refs';
…		…
2727	# the server's init and main functions	3167	# the server's init and main functions
2728		3168
2729	sub load_facedata($) {	3169	sub load_facedata($) {
2730	my ($path) = @_;	3170	my ($path) = @_;
2731		3171
		3172	# HACK to clear player env face cache, we need some signal framework
		3173	# for this (global event?)
		3174	%ext::player_env::MUSIC_FACE_CACHE = ();
		3175
		3176	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3177
2732	warn "loading facedata from $path\n";	3178	warn "loading facedata from $path\n";
2733		3179
2734	my $facedata;	3180	my $facedata;
2735	0 < aio_load $path, $facedata	3181	0 < aio_load $path, $facedata
2736	or die "$path: $!";	3182	or die "$path: $!";
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3184	$facedata = Coro::Storable::thaw $facedata;
2739		3185
2740	$facedata->{version} == 2	3186	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3187	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3188
		3189	# patch in the exptable
		3190	$facedata->{resource}{"res/exp_table"} = {
		3191	type => FT_RSRC,
		3192	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3193	};
		3194	cf::cede_to_tick;
		3195
2743	{	3196	{
2744	my $faces = $facedata->{faceinfo};	3197	my $faces = $facedata->{faceinfo};
2745		3198
2746	while (my ($face, $info) = each %$faces) {	3199	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3200	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3201
2748	cf::face::set_visibility $idx, $info->{visibility};	3202	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3203	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3204	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3205	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2752		3206
2753	cf::cede_to_tick;	3207	cf::cede_to_tick;
2754	}	3208	}
2755		3209
2756	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3211	next unless $info->{smooth};
		3212
2758	my $idx = cf::face::find $face	3213	my $idx = cf::face::find $face
2759	or next;	3214	or next;
		3215
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3216	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3217	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3218	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3219	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3220	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2781		3237
2782	{	3238	{
2783	# TODO: for gcfclient pleasure, we should give resources	3239	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.	3240	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3241	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3242
2788	while (my ($name, $info) = each %$res) {	3243	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3244	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3245	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3246	my $data;
2796		3247
2797	if ($name =~ /\.jpg$/) {	3248	if ($info->{type} & 1) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3249	# prepend meta info
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3250
		3251	my $meta = $enc->encode ({
		3252	name => $name,
		3253	%{ $info->{meta} || {} },
		3254	});
		3255
		3256	$data = pack "(w/a*)*", $meta, $info->{data};
		3257	} else {
		3258	$data = $info->{data};
		3259	}
		3260
		3261	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3262	cf::face::set_type $idx, $info->{type};
2800	} else {	3263	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3264	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3265	}
2807		3266
2808	cf::cede_to_tick;	3267	cf::cede_to_tick;
2809	}	3268	}
2810	}	3269	}
2811		3270
		3271	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3272
2812	1	3273	1
2813	}	3274	}
2814		3275
		3276	cf::global->attach (on_resource_update => sub {
		3277	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3278	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3279
		3280	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3281	my $sound = $soundconf->{compat}[$_]
		3282	or next;
		3283
		3284	my $face = cf::face::find "sound/$sound->[1]";
		3285	cf::sound::set $sound->[0] => $face;
		3286	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3287	}
		3288
		3289	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3290	my $face = cf::face::find "sound/$v";
		3291	cf::sound::set $k => $face;
		3292	}
		3293	}
		3294	});
		3295
		3296	register_exticmd fx_want => sub {
		3297	my ($ns, $want) = @_;
		3298
		3299	while (my ($k, $v) = each %$want) {
		3300	$ns->fx_want ($k, $v);
		3301	}
		3302	};
		3303
		3304	sub load_resource_file($) {
		3305	my $guard = lock_acquire "load_resource_file";
		3306
		3307	my $status = load_resource_file_ $_[0];
		3308	get_slot 0.1, 100;
		3309	cf::arch::commit_load;
		3310
		3311	$status
		3312	}
		3313
2815	sub reload_regions {	3314	sub reload_regions {
		3315	# HACK to clear player env face cache, we need some signal framework
		3316	# for this (global event?)
		3317	%ext::player_env::MUSIC_FACE_CACHE = ();
		3318
2816	load_resource_file "$MAPDIR/regions"	3319	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3320	or die "unable to load regions file\n";
2818		3321
2819	for (cf::region::list) {	3322	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3323	$_->{match} = qr/$_->{match}/
…		…
2828	}	3331	}
2829		3332
2830	sub reload_archetypes {	3333	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3334	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3335	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3336	}
2839		3337
2840	sub reload_treasures {	3338	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3339	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3340	or die "unable to load treasurelists\n";
2843	}	3341	}
2844		3342
2845	sub reload_resources {	3343	sub reload_resources {
2846	warn "reloading resource files...\n";	3344	warn "reloading resource files...\n";
2847		3345
		3346	reload_facedata;
		3347	reload_archetypes;
2848	reload_regions;	3348	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3349	reload_treasures;
2853		3350
2854	warn "finished reloading resource files\n";	3351	warn "finished reloading resource files\n";
2855	}	3352	}
2856		3353
2857	sub init {	3354	sub reload_config {
2858	reload_resources;
2859	}
2860
2861	sub cfg_load {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3356	or return;
2864		3357
2865	local $/;	3358	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
2867		3360
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3362
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2877	};	3370	};
2878	warn $@ if $@;	3371	warn $@ if $@;
2879	}	3372	}
2880	}	3373	}
2881		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
2882	sub main {	3394	sub main {
		3395	cf::init_globals; # initialise logging
		3396
		3397	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3398	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3399	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3400	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3401
		3402	cf::init_experience;
		3403	cf::init_anim;
		3404	cf::init_attackmess;
		3405	cf::init_dynamic;
		3406	cf::init_block;
		3407
		3408	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3409
2883	# we must not ever block the main coroutine	3410	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3411	local $Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3412	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3413	(async {
2887	Event::one_event;	3414	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3415	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3416	})->prio (Coro::PRIO_MAX);
2889	};	3417	};
2890		3418
2891	cfg_load;	3419	evthread_start IO::AIO::poll_fileno;
		3420
		3421	cf::sync_job {
		3422	reload_resources;
		3423	reload_config;
2892	db_init;	3424	db_init;
		3425
		3426	cf::load_settings;
		3427	cf::load_materials;
		3428	cf::init_uuid;
		3429	cf::init_signals;
		3430	cf::init_commands;
		3431	cf::init_skills;
		3432
		3433	cf::init_beforeplay;
		3434
		3435	atomic;
		3436
2893	load_extensions;	3437	load_extensions;
2894		3438
2895	$TICK_WATCHER->start;	3439	utime time, time, $RUNTIMEFILE;
		3440
		3441	# no (long-running) fork's whatsoever before this point(!)
		3442	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3443
		3444	(pop @POST_INIT)->(0) while @POST_INIT;
		3445	};
		3446
2896	Event::loop;	3447	EV::loop;
2897	}	3448	}
2898		3449
2899	#############################################################################	3450	#############################################################################
2900	# initialisation and cleanup	3451	# initialisation and cleanup
2901		3452
2902	# install some emergency cleanup handlers	3453	# install some emergency cleanup handlers
2903	BEGIN {	3454	BEGIN {
		3455	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3456	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3457	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3458	cf::cleanup "SIG$signal";
2912	},
2913	);	3459	};
2914	}	3460	}
2915	}	3461	}
2916		3462
2917	sub write_runtime {	3463	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";
2919
2920	# first touch the runtime file to show we are still running:	3464	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3465	# the fsync below can take a very very long time.
2922		3466
2923	IO::AIO::aio_utime $runtime, undef, undef;	3467	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3468
2925	my $guard = cf::lock_acquire "write_runtime";	3469	my $guard = cf::lock_acquire "write_runtime";
2926		3470
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3471	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2928	or return;	3472	or return;
2929		3473
2930	my $value = $cf::RUNTIME + 90 + 10;	3474	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3475	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3476	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3486	aio_utime $fh, undef, undef;
2943		3487
2944	close $fh	3488	close $fh
2945	or return;	3489	or return;
2946		3490
2947	aio_rename "$runtime~", $runtime	3491	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3492	and return;
2949		3493
2950	warn "runtime file written.\n";	3494	warn "runtime file written.\n";
2951		3495
2952	1	3496	1
		3497	}
		3498
		3499	our $uuid_lock;
		3500	our $uuid_skip;
		3501
		3502	sub write_uuid_sync($) {
		3503	$uuid_skip ||= $_[0];
		3504
		3505	return if $uuid_lock;
		3506	local $uuid_lock = 1;
		3507
		3508	my $uuid = "$LOCALDIR/uuid";
		3509
		3510	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3511	or return;
		3512
		3513	my $value = uuid_seq uuid_cur;
		3514
		3515	unless ($value) {
		3516	warn "cowardly refusing to write zero uuid value!\n";
		3517	return;
		3518	}
		3519
		3520	my $value = uuid_str $value + $uuid_skip;
		3521	$uuid_skip = 0;
		3522
		3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3524	and return;
		3525
		3526	# always fsync - this file is important
		3527	aio_fsync $fh
		3528	and return;
		3529
		3530	close $fh
		3531	or return;
		3532
		3533	aio_rename "$uuid~", $uuid
		3534	and return;
		3535
		3536	warn "uuid file written ($value).\n";
		3537
		3538	1
		3539
		3540	}
		3541
		3542	sub write_uuid($$) {
		3543	my ($skip, $sync) = @_;
		3544
		3545	$sync ? write_uuid_sync $skip
		3546	: async { write_uuid_sync $skip };
2953	}	3547	}
2954		3548
2955	sub emergency_save() {	3549	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
2957		3551
2958	warn "enter emergency perl save\n";	3552	warn "emergency_perl_save: enter\n";
2959		3553
2960	cf::sync_job {	3554	cf::sync_job {
		3555	# this is a trade-off: we want to be very quick here, so
		3556	# save all maps without fsync, and later call a global sync
		3557	# (which in turn might be very very slow)
		3558	local $USE_FSYNC = 0;
		3559
2961	# use a peculiar iteration method to avoid tripping on perl	3560	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3561	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3562	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3563	warn "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3564	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3565	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3566	$pl->valid or next;
		3567	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3568	$pl->save;
2969	}	3569	}
2970	warn "end emergency player save\n";	3570	warn "emergency_perl_save: end player save\n";
2971		3571
2972	warn "begin emergency map save\n";	3572	warn "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3573	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3574	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3575	$map->valid or next;
2976	$map->save;	3576	$map->save;
2977	}	3577	}
2978	warn "end emergency map save\n";	3578	warn "emergency_perl_save: end map save\n";
2979		3579
2980	warn "begin emergency database checkpoint\n";	3580	warn "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3582	warn "emergency_perl_save: end database checkpoint\n";
		3583
		3584	warn "emergency_perl_save: begin write uuid\n";
		3585	write_uuid_sync 1;
		3586	warn "emergency_perl_save: end write uuid\n";
2983	};	3587	};
2984		3588
		3589	warn "emergency_perl_save: starting sync()\n";
		3590	IO::AIO::aio_sync sub {
		3591	warn "emergency_perl_save: finished sync()\n";
		3592	};
		3593
2985	warn "leave emergency perl save\n";	3594	warn "emergency_perl_save: leave\n";
2986	}	3595	}
2987		3596
2988	sub post_cleanup {	3597	sub post_cleanup {
2989	my ($make_core) = @_;	3598	my ($make_core) = @_;
2990		3599
2991	warn Carp::longmess "post_cleanup backtrace"	3600	warn Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3601	if $make_core;
		3602
		3603	my $fh = pidfile;
		3604	unlink $PIDFILE if <$fh> == $$;
		3605	}
		3606
		3607	# a safer delete_package, copied from Symbol
		3608	sub clear_package($) {
		3609	my $pkg = shift;
		3610
		3611	# expand to full symbol table name if needed
		3612	unless ($pkg =~ /^main::.*::$/) {
		3613	$pkg = "main$pkg" if $pkg =~ /^::/;
		3614	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3615	$pkg .= '::' unless $pkg =~ /::$/;
		3616	}
		3617
		3618	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3619	my $stem_symtab = *{$stem}{HASH};
		3620
		3621	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3622	or return;
		3623
		3624	# clear all symbols
		3625	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3626	for my $name (keys %$leaf_symtab) {
		3627	_gv_clear *{"$pkg$name"};
		3628	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3629	}
		3630	warn "cleared package $pkg\n";#d#
2993	}	3631	}
2994		3632
2995	sub do_reload_perl() {	3633	sub do_reload_perl() {
2996	# can/must only be called in main	3634	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3635	if ($Coro::current != $Coro::main) {
2998	warn "can only reload from main coroutine";	3636	warn "can only reload from main coroutine";
2999	return;	3637	return;
3000	}	3638	}
3001		3639
		3640	return if $RELOAD++;
		3641
		3642	my $t1 = EV::time;
		3643
		3644	while ($RELOAD) {
3002	warn "reloading...";	3645	warn "reloading...";
3003		3646
3004	warn "entering sync_job";	3647	warn "entering sync_job";
3005		3648
3006	cf::sync_job {	3649	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3651	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3652	cf::write_runtime_sync; # external watchdog should not bark
3010		3653
3011	warn "syncing database to disk";	3654	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3655	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3656
3014	# if anything goes wrong in here, we should simply crash as we already saved	3657	# if anything goes wrong in here, we should simply crash as we already saved
3015		3658
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3659	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3660	while (IO::AIO::nreqs || BDB::nreqs) {
3027	warn "iterate...";	3661	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();
3035
3036	warn "removing commands";
3037	%COMMAND = ();
3038
3039	warn "removing ext/exti commands";
3040	%EXTCMD = ();
3041	%EXTICMD = ();
3042
3043	warn "unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";
3046
3047	if (my $cb = $pkg->can ("unload")) {
3048	eval {
3049	$cb->($pkg);
3050	1
3051	} or warn "$pkg unloaded, but with errors: $@";
3052	}	3662	}
3053		3663
3054	warn "... nuking $pkg";	3664	warn "cancelling all extension coros";
3055	Symbol::delete_package $pkg;	3665	$_->cancel for values %EXT_CORO;
3056	}	3666	%EXT_CORO = ();
3057		3667
3058	warn "unloading all perl modules loaded from $LIBDIR";	3668	warn "removing commands";
3059	while (my ($k, $v) = each %INC) {	3669	%COMMAND = ();
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3670
		3671	warn "removing ext/exti commands";
		3672	%EXTCMD = ();
		3673	%EXTICMD = ();
		3674
		3675	warn "unloading/nuking all extensions";
		3676	for my $pkg (@EXTS) {
3062	warn "... unloading $k";	3677	warn "... unloading $pkg";
3063	delete $INC{$k};
3064		3678
3065	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;
3067
3068	if (my $cb = $k->can ("unload_module")) {	3679	if (my $cb = $pkg->can ("unload")) {
		3680	eval {
3069	$cb->();	3681	$cb->($pkg);
		3682	1
		3683	} or warn "$pkg unloaded, but with errors: $@";
		3684	}
		3685
		3686	warn "... clearing $pkg";
		3687	clear_package $pkg;
3070	}	3688	}
3071		3689
3072	Symbol::delete_package $k;	3690	warn "unloading all perl modules loaded from $LIBDIR";
		3691	while (my ($k, $v) = each %INC) {
		3692	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3693
		3694	warn "... unloading $k";
		3695	delete $INC{$k};
		3696
		3697	$k =~ s/\.pm$//;
		3698	$k =~ s/\//::/g;
		3699
		3700	if (my $cb = $k->can ("unload_module")) {
		3701	$cb->();
		3702	}
		3703
		3704	clear_package $k;
3073	}	3705	}
3074		3706
3075	warn "getting rid of safe::, as good as possible";	3707	warn "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3708	clear_package "safe::$_"
3077	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3709	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3078		3710
3079	warn "unloading cf.pm \"a bit\"";	3711	warn "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3712	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3713	delete $INC{"cf/pod.pm"};
3082		3714
3083	# don't, removes xs symbols, too,	3715	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3716	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3717	#clear_package __PACKAGE__;
3086		3718
3087	warn "unload completed, starting to reload now";	3719	warn "unload completed, starting to reload now";
3088		3720
3089	warn "reloading cf.pm";	3721	warn "reloading cf.pm";
3090	require cf;	3722	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3723	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3092		3724
3093	warn "loading config and database again";	3725	warn "loading config and database again";
3094	cf::cfg_load;	3726	cf::reload_config;
3095		3727
3096	warn "loading extensions";	3728	warn "loading extensions";
3097	cf::load_extensions;	3729	cf::load_extensions;
3098		3730
		3731	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	3732	warn "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3733	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3734	warn "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3735	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3736	warn "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3737	reattach $_ for values %PLAYER;
		3738	}
3105		3739
		3740	warn "running post_init jobs";
		3741	(pop @POST_INIT)->(1) while @POST_INIT;
		3742
3106	warn "leaving sync_job";	3743	warn "leaving sync_job";
3107		3744
3108	1	3745	1
3109	} or do {	3746	} or do {
3110	warn $@;	3747	warn $@;
3111	warn "error while reloading, exiting.";	3748	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3749	};
3114		3750
3115	warn "reloaded";	3751	warn "reloaded";
		3752	--$RELOAD;
		3753	}
		3754
		3755	$t1 = EV::time - $t1;
		3756	warn "reload completed in ${t1}s\n";
3116	};	3757	};
3117		3758
3118	our $RELOAD_WATCHER; # used only during reload	3759	our $RELOAD_WATCHER; # used only during reload
3119		3760
3120	sub reload_perl() {	3761	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3762	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3763	# coro crashes during coro_state_free->destroy here.
3123		3764
3124	$RELOAD_WATCHER ||= Event->timer (	3765	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	3766	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	3767
3127	data => WF_AUTOCANCEL,	3768	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	3769	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3770	undef $RELOAD_WATCHER;
3131	},	3771	};
3132	);	3772	};
3133	}	3773	}
3134		3774
3135	register_command "reload" => sub {	3775	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3776	my ($who, $arg) = @_;
3137		3777
3138	if ($who->flag (FLAG_WIZ)) {	3778	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3779	$who->message ("reloading server.");
		3780	async {
		3781	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3782	reload_perl;
		3783	};
3141	}	3784	}
3142	};	3785	};
3143		3786
3144	unshift @INC, $LIBDIR;	3787	unshift @INC, $LIBDIR;
3145		3788
…		…
3147		3790
3148	our @WAIT_FOR_TICK;	3791	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3792	our @WAIT_FOR_TICK_BEGIN;
3150		3793
3151	sub wait_for_tick {	3794	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3154		3796
3155	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3798	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3799	$signal->wait;
3158	}	3800	}
3159		3801
3160	sub wait_for_tick_begin {	3802	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3803	return if tick_inhibit || $Coro::current == $Coro::main;
3163		3804
3164	my $signal = new Coro::Signal;	3805	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3806	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3807	$signal->wait;
3167	}	3808	}
3168		3809
3169	my $min = 1e6;#d#	3810	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3811	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3812	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3813	unless ++$bug_warning > 10;
3181	return;	3814	return;
3182	}	3815	}
3183		3816
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3817	cf::server_tick; # one server iteration
3187		3818
3188	0 && sync_job {#d#	3819	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	3820	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	3821	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3822	$Coro::current->{desc} = "runtime saver";
3192	or die;	3823	write_runtime_sync
3193		3824	or warn "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3825	};
		3826	}
3210		3827
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3828	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3829	$sig->send;
3227	}	3830	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3831	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3832	$sig->send;
3230	}	3833	}
3231		3834
3232	$NOW = Event::time;	3835	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3836	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3837
3243	_post_tick;	3838	if (0) {
3244		3839	if ($NEXT_TICK) {
3245		3840	my $jitter = $TICK_START - $NEXT_TICK;
		3841	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3842	warn "jitter $JITTER\n";#d#
		3843	}
3246	},	3844	}
3247	);	3845	}
3248		3846
3249	{	3847	{
3250	BDB::max_poll_time $TICK * 0.1;	3848	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	3849
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	3850	BDB::min_parallel 8;
3260		3851	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	3852	$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		3853
3276	unless ($DB_ENV) {	3854	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	3855	$DB_ENV = BDB::db_env_create;
		3856	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3857	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3858	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3859	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3860	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		3861
3279	cf::sync_job {	3862	cf::sync_job {
3280	eval {	3863	eval {
3281	BDB::db_env_open	3864	BDB::db_env_open
3282	$DB_ENV,	3865	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3867	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3868	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	3869	0666;
3287		3870
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3871	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	3872	};
3293		3873
3294	cf::cleanup "db_env_open(db): $@" if $@;	3874	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	3875	};
3296	}	3876	}
		3877
		3878	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3879	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3880	};
		3881	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3882	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3883	};
		3884	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3885	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3886	};
3297	}	3887	}
3298		3888
3299	{	3889	{
		3890	# configure IO::AIO
		3891
3300	IO::AIO::min_parallel 8;	3892	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	3893	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	3894	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	3895	}
3313		3896
3314	my $_log_backtrace;	3897	my $_log_backtrace;
3315		3898
3316	sub _log_backtrace {	3899	sub _log_backtrace {
…		…
3319	$msg =~ s/\n//;	3902	$msg =~ s/\n//;
3320		3903
3321	# limit the # of concurrent backtraces	3904	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	3905	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	3906	++$_log_backtrace;
		3907	my $perl_bt = Carp::longmess $msg;
3324	async {	3908	async {
		3909	$Coro::current->{desc} = "abt $msg";
		3910
3325	my @bt = fork_call {	3911	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	3912	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3913	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3914	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	3915	or die "addr2line: $!";
…		…
3337	}	3923	}
3338		3924
3339	@funcs	3925	@funcs
3340	};	3926	};
3341		3927
3342	LOG llevInfo, "[ABT] $msg\n";	3928	LOG llevInfo, "[ABT] $perl_bt\n";
		3929	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	3930	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	3931	--$_log_backtrace;
3345	};	3932	};
3346	} else {	3933	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	3934	LOG llevInfo, "[ABT] $msg\n";

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