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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.469 by root, Mon Mar 2 22:25:19 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
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 on
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;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
85		118
86	our %CFG;	119	our %CFG;
87		120
88	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
90		124
91	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
94		128
95	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		131
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
101		140
102	binmode STDOUT;	141	binmode STDOUT;
103	binmode STDERR;	142	binmode STDERR;
104		143
105	# read virtual server time, if available	144	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
110	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
111		152
112	mkdir $_	153	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		155
115	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
158		199
159	The raw value load value from the last tick.	200	The raw value load value from the last tick.
160		201
161	=item %cf::CFG	202	=item %cf::CFG
162		203
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	205	from wherever your confdir points to.
165		206
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		208
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	227	$msg .= "\n"
187	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
188		229
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		231
191	utf8::encode $msg;
192	LOG llevError, $msg;	232	LOG llevError, $msg;
193	};	233	};
194	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
195		250
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	261	for my $pkg (qw(
207	cf::global cf::attachable	262	cf::global cf::attachable
208	cf::object cf::object::player	263	cf::object cf::object::player
209	cf::client cf::player	264	cf::client cf::player
210	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
211	cf::map cf::party cf::region	267	cf::party cf::region
212	)) {	268	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	270	}
216		271
217	$Event::DIED = sub {	272	$EV::DIED = sub {
218	warn "error in event callback: @_";	273	warn "error in event callback: @_";
219	};	274	};
220		275
221	#############################################################################	276	#############################################################################
222		277
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	301	$d
247	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
248	}	303	}
249		304
250	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
251		306
252	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
253		308
254	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
255		310
256	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
257		312
258	=cut	313	=cut
259		314
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		316
262	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
264		333
265	=item cf::lock_wait $string	334	=item cf::lock_wait $string
266		335
267	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
268		337
269	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
270		339
271	Wait until the given lock is available and then acquires it and returns	340	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	341	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
274	returned.	343	returned.
275		344
		345	Locks are *not* recursive, locking from the same coro twice results in a
		346	deadlocked coro.
		347
276	Lock names should begin with a unique identifier (for example, cf::map::find	348	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	349	uses map_find and cf::map::load uses map_load).
278		350
279	=item $locked = cf::lock_active $string	351	=item $locked = cf::lock_active $string
280		352
281	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
282		354
283	=cut	355	=cut
284		356
285	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
286		358
287	sub lock_wait($) {	359	sub lock_wait($) {
288	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	361	}
296		362
297	sub lock_acquire($) {	363	sub lock_acquire($) {
298	my ($key) = @_;	364	$LOCKS->guard ($_[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	}	365	}
310		366
311	sub lock_active($) {	367	sub lock_active($) {
312	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	369	}
316		370
317	sub freeze_mainloop {	371	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
319		373
320	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	375	}
		376
		377	=item cf::periodic $interval, $cb
		378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
		390	}
		391
		392	=item cf::get_slot $time[, $priority[, $name]]
		393
		394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		395	This call blocks and returns only when you have at least C<$time> seconds
		396	of cpu time till the next tick. The slot is only valid till the next cede.
		397
		398	The optional C<$name> can be used to identify the job to run. It might be
		399	used for statistical purposes and should identify the same time-class.
		400
		401	Useful for short background jobs.
		402
		403	=cut
		404
		405	our @SLOT_QUEUE;
		406	our $SLOT_QUEUE;
		407
		408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
		412	my $signal = new Coro::Signal;
		413
		414	while () {
		415	next_job:
		416	my $avail = cf::till_tick;
		417	if ($avail > 0.01) {
		418	for (0 .. $#SLOT_QUEUE) {
		419	if ($SLOT_QUEUE[$_][0] < $avail) {
		420	my $job = splice @SLOT_QUEUE, $_, 1, ();
		421	$job->[2]->send;
		422	Coro::cede;
		423	goto next_job;
		424	}
		425	}
		426	}
		427
		428	if (@SLOT_QUEUE) {
		429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		430	push @cf::WAIT_FOR_TICK, $signal;
		431	$signal->wait;
		432	} else {
		433	Coro::schedule;
		434	}
322	};	435	}
323	$TICK_WATCHER->stop;	436	};
324	$guard	437
		438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
		441	my ($time, $pri, $name) = @_;
		442
		443	$time = $TICK * .6 if $time > $TICK * .6;
		444	my $sig = new Coro::Signal;
		445
		446	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		447	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		448	$SLOT_QUEUE->ready;
		449	$sig->wait;
325	}	450	}
326		451
327	=item cf::async { BLOCK }	452	=item cf::async { BLOCK }
328		453
329	Currently the same as Coro::async_pool, meaning you cannot use	454	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		459
335	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
336		461
337	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
338		463
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	465	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	467	acceptable.
343		468
344	If it must be done, put the blocking parts into C<sync_job>. This will run	469	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		475
351	sub sync_job(&) {	476	sub sync_job(&) {
352	my ($job) = @_;	477	my ($job) = @_;
353		478
354	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	480	my $time = EV::time;
356		481
357	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
359		484
360	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	486
362	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
363		488
364	my $busy = 1;	489	my $busy = 1;
365	my @res;	490	my @res;
366		491
367	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	494	@res = eval { $job->() };
369	warn $@ if $@;	495	warn $@ if $@;
370	undef $busy;	496	undef $busy;
371	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
372		498
373	while ($busy) {	499	while ($busy) {
374	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
375	}	504	}
		505	}
376		506
377	$time = Event::time - $time;	507	my $time = EV::time - $time;
378		508
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	509	$TICK_START += $time; # do not account sync jobs to server load
383		510
384	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
385	} else {	512	} else {
386	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
387		514
…		…
412	=item fork_call { }, $args	539	=item fork_call { }, $args
413		540
414	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
418		545
419	=cut	546	=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	$buf
428	}
429		547
430	sub fork_call(&@) {	548	sub fork_call(&@) {
431	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
432		550
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	551	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	552	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	553	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		554
438	if (my $pid = fork) {	555	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;	556	reset_signals;
452	local $SIG{__WARN__};	557	&$cb
453	local $SIG{__DIE__};	558	}, @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		559
460	eval {	560	wantarray ? @res : $res[-1]
461	close $fh1;	561	}
462		562
463	my @res = eval { $cb->(@args) };	563	=item $coin = coin_from_name $name
464		564
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	565	=cut
466	close $fh2;
467	};
468		566
469	warn $@ if $@;	567	our %coin_alias = (
470	_exit 0;	568	"silver" => "silvercoin",
471	}	569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
472	}	588	}
473		589
474	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
475		591
476	Returns a single value from the environment database.	592	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
479		595
480	Stores the given C<$value> in the family. It can currently store binary	596	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
483	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
484		622
485	our $DB;	623	our $DB;
486		624
487	sub db_init {	625	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	626	cf::sync_job {
492	eval {	627	$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	}	628	};
502	}	629	}
503		630
504	sub db_get($$) {	631	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
506		633
…		…
556	if (1) {	683	if (1) {
557	$md5 =	684	$md5 =
558	join "\x00",	685	join "\x00",
559	$processversion,	686	$processversion,
560	map {	687	map {
561	Coro::cede;	688	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	689	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	690	} 0.. $#$src;
564		691
565		692
566	my $dbmd5 = db_get cache => "$id/md5";	693	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		731
605	#############################################################################	732	#############################################################################
606		733
607	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
608		735
609	Many objects in crossfire are so-called attachable objects. That means you can	736	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
612		739
613	In the following description, CLASS can be any of C<global>, C<object>	740	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	742	Deliantra).
616		743
617	=over 4	744	=over 4
618		745
619	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
620		747
…		…
664	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
665		792
666	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
668		795
669	Some classes such as crossfire maps and objects can specify attachments	796	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.	797	that are attached at load/instantiate time, thus the need for a name.
671		798
672	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
673		800
674	=over 4	801	=over 4
…		…
902	}	1029	}
903		1030
904	0	1031	0
905	}	1032	}
906		1033
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1035
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1037
911	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
912		1039
…		…
919	=cut	1046	=cut
920		1047
921	#############################################################################	1048	#############################################################################
922	# object support	1049	# object support
923		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
		1084	sub _can_merge {
		1085	my ($ob1, $ob2) = @_;
		1086
		1087	++$SLOW_MERGES;#d#
		1088
		1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
		1091	}
		1092
924	sub reattach {	1093	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1095	my ($obj) = @_;
927		1096
		1097	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1099
930	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
931		1101
932	@$registry = ();	1102	@$registry = ();
933		1103
…		…
948	cf::attachable->attach (	1118	cf::attachable->attach (
949	prio => -1000000,	1119	prio => -1000000,
950	on_instantiate => sub {	1120	on_instantiate => sub {
951	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
952		1122
953	$data = from_json $data;	1123	$data = decode_json $data;
954		1124
955	for (@$data) {	1125	for (@$data) {
956	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
957		1127
958	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1144	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
976		1146
977	sync_job {	1147	sync_job {
978	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
981		1152
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1157	aio_close $fh;
987		1158
988	if (@$objs) {	1159	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1165	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
996	}	1167	}
997	} else {	1168	} else {
998	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
999	}	1170	}
1000		1171
1001	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1176	} else {
1003	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1004	}	1178	}
1005	} else {	1179	} else {
1006	aio_unlink $filename;	1180	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1008	}	1182	}
1009	}	1183	};
1010	}	1184	}
1011		1185
1012	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1014		1188
…		…
1026	or return;	1200	or return;
1027		1201
1028	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1204	or return;
		1205
1031	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1032	}	1208	}
1033		1209
		1210	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1036	return ($data, $av);	1214	($data, $av)
1037	}	1215	}
1038		1216
1039	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1040		1218
1041	=over 4	1219	=over 4
…		…
1095	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1096		1274
1097	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1098	}	1276	}
1099		1277
		1278	use File::Glob ();
		1279
1100	cf::player->attach (	1280	cf::player->attach (
1101	on_command => sub {	1281	on_command => sub {
1102	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1103		1283
1104	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1114	my ($pl, $buf) = @_;	1294	my ($pl, $buf) = @_;
1115		1295
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1296	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1297
1118	if (ref $msg) {	1298	if (ref $msg) {
		1299	my ($type, $reply, @payload) =
		1300	"ARRAY" eq ref $msg
		1301	? @$msg
		1302	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1303
		1304	my @reply;
		1305
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1306	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1307	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1308	}
		1309
		1310	$pl->ext_reply ($reply, @reply)
		1311	if $reply;
		1312
1124	} else {	1313	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1315	}
1127		1316
1128	cf::override;	1317	cf::override;
1129	},	1318	},
1130	);	1319	);
		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
1131		1333
1132	sub load_extensions {	1334	sub load_extensions {
1133	cf::sync_job {	1335	cf::sync_job {
1134	my %todo;	1336	my %todo;
1135		1337
…		…
1155		1357
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1360
1159	$ext{source} =	1361	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1162	. $source	1364	. $source
1163	. "\n};\n1";	1365	. "\n};\n1";
1164		1366
1165	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1183		1385
1184	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1387	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1389	}
1189		1390
1190	warn $msg;	1391	warn $msg;
1191	}	1392	}
1192		1393
…		…
1206		1407
1207	=back	1408	=back
1208		1409
1209	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1210		1411
1211	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1212		1413
1213	=cut	1414	=cut
1214		1415
1215	package cf::player;	1416	package cf::player;
1216		1417
1217	use Coro::AIO;	1418	use Coro::AIO;
1218		1419
1219	=head3 cf::player	1420	=head3 cf::player
1220		1421
1221	=over 4	1422	=over 4
		1423
		1424	=item cf::player::num_playing
		1425
		1426	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1427
		1428	=cut
		1429
		1430	sub num_playing {
		1431	scalar grep
		1432	$_->ob->map
		1433	&& !$_->hidden
		1434	&& !$_->ob->flag (cf::FLAG_WIZ),
		1435	cf::player::list
		1436	}
1222		1437
1223	=item cf::player::find $login	1438	=item cf::player::find $login
1224		1439
1225	Returns the given player object, loading it if necessary (might block).	1440	Returns the given player object, loading it if necessary (might block).
1226		1441
…		…
1245		1460
1246	sub exists($) {	1461	sub exists($) {
1247	my ($login) = @_;	1462	my ($login) = @_;
1248		1463
1249	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1251	}	1466	}
1252		1467
1253	sub find($) {	1468	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1470	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1477	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1478	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1479	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1481
1267	my $pl = load_pl path $login	1482	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1483	or return;
		1484
		1485	my $pl = cf::player::load_pl $f
		1486	or return;
		1487
		1488	local $cf::PLAYER_LOADING{$login} = $pl;
		1489	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1270	}	1491	}
1271	}	1492	}
1272	}	1493	}
1273		1494
…		…
1282	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1283		1504
1284	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
1286		1507
		1508	cf::get_slot 0.01;
		1509
1287	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1288	Coro::cede;	1511	cf::cede_to_tick;
1289	}	1512	}
1290		1513
1291	sub new($) {	1514	sub new($) {
1292	my ($login) = @_;	1515	my ($login) = @_;
1293		1516
…		…
1299	$cf::PLAYER{$login} = $self;	1522	$cf::PLAYER{$login} = $self;
1300		1523
1301	$self	1524	$self
1302	}	1525	}
1303		1526
		1527	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1528
		1529	=cut
		1530
		1531	sub send_msg {
		1532	my $ns = shift->ns
		1533	or return;
		1534	$ns->send_msg (@_);
		1535	}
		1536
1304	=item $pl->quit_character	1537	=item $pl->quit_character
1305		1538
1306	Nukes the player without looking back. If logged in, the connection will	1539	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1540	be destroyed. May block for a long time.
1308		1541
…		…
1312	my ($pl) = @_;	1545	my ($pl) = @_;
1313		1546
1314	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1315		1548
1316	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1551
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1323		1558
1324	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1596	or return [];
1362		1597
1363	my @logins;	1598	my @logins;
1364		1599
1365	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
		1601	my $path = path $login;
		1602
		1603	# a .pst is a dead give-away for a valid player
		1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1609	}
1369		1610
1370	utf8::decode $login;	1611	utf8::decode $login;
1371	push @logins, $login;	1612	push @logins, $login;
1372	}	1613	}
1373		1614
…		…
1400	}	1641	}
1401		1642
1402	\@paths	1643	\@paths
1403	}	1644	}
1404		1645
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1647
1407	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1408		1649
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)	1650	=item $player->ext_reply ($msgid, @msg)
1456		1651
1457	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1458		1653
1459	=cut	1654	=cut
1460		1655
1461	sub ext_reply($$%) {	1656	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1657	my ($self, $id, @msg) = @_;
1463		1658
1464	$msg{msgid} = $id;	1659	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1660	}
1467		1661
1468	=item $player->ext_event ($type, %msg)	1662	=item $player->ext_msg ($type, @msg)
1469		1663
1470	Sends an ext event to the client.	1664	Sends an ext event to the client.
1471		1665
1472	=cut	1666	=cut
1473		1667
1474	sub ext_event($$%) {	1668	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1669	my ($self, $type, @msg) = @_;
1476		1670
1477	$self->ns->ext_event ($type, %msg);	1671	$self->ns->ext_msg ($type, @msg);
1478	}	1672	}
1479		1673
1480	=head3 cf::region	1674	=head3 cf::region
1481		1675
1482	=over 4	1676	=over 4
…		…
1526	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1528		1722
1529	sub generate_random_map {	1723	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1531	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1729	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1854
1658	# the temporary/swap location	1855	# the temporary/swap location
1659	sub save_path {	1856	sub save_path {
1660	my ($self) = @_;	1857	my ($self) = @_;
1661		1858
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1664	}	1861	}
1665		1862
1666	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1667	sub uniq_path {	1864	sub uniq_path {
1668	my ($self) = @_;	1865	my ($self) = @_;
1669		1866
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1869	}
1682		1870
1683	sub decay_objects {	1871	sub decay_objects {
1684	my ($self) = @_;	1872	my ($self) = @_;
1685		1873
…		…
1698		1886
1699	sub load_header_from($) {	1887	sub load_header_from($) {
1700	my ($self, $path) = @_;	1888	my ($self, $path) = @_;
1701		1889
1702	utf8::encode $path;	1890	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1891	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1892	or return;
		1893
		1894	$self->_load_header ($f)
		1895	or return;
		1896
		1897	local $MAP_LOADING{$self->{path}} = $self;
		1898	$f->resolve_delayed_derefs;
1708		1899
1709	$self->{load_path} = $path;	1900	$self->{load_path} = $path;
1710		1901
1711	1	1902	1
1712	}	1903	}
…		…
1766	sub find {	1957	sub find {
1767	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1768		1959
1769	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1770		1961
		1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1772		1964
1773	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1776	or return;	1967	or return;
1777		1968
1778	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1779		1970
…		…
1781	or return;	1972	or return;
1782		1973
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
		1978	undef $guard1;
1786	$map->reset;	1979	$map->reset;
1787	undef $guard;
1788	return find $path;	1980	return find $path;
1789	}	1981	}
1790		1982
1791	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
1792	}	1984	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	1993	local $self->{deny_reset} = 1; # loading can take a long time
1802		1994
1803	my $path = $self->{path};	1995	my $path = $self->{path};
1804		1996
1805	{	1997	{
1806	my $guard = cf::lock_acquire "map_load:$path";	1998	my $guard = cf::lock_acquire "map_data:$path";
1807		1999
		2000	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2001	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2002
1810	$self->in_memory (cf::MAP_LOADING);	2003	$self->in_memory (cf::MAP_LOADING);
1811		2004
1812	$self->alloc;	2005	$self->alloc;
1813		2006
1814	$self->pre_load;	2007	$self->pre_load;
1815	Coro::cede;	2008	cf::cede_to_tick;
1816		2009
		2010	my $f = new_from_file cf::object::thawer $self->{load_path};
		2011	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2012	$self->_load_objects ($f)
1818	or return;	2013	or return;
1819		2014
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1821	if delete $self->{load_original};	2016	if delete $self->{load_original};
1822		2017
1823	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2019	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2020	unless (aio_stat $uniq) {
		2021	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2022	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2023	$self->_load_objects ($f);
		2024	$f->resolve_delayed_derefs;
		2025	}
1828	}	2026	}
1829	}	2027	}
1830		2028
1831	Coro::cede;	2029	$f->resolve_delayed_derefs;
		2030
		2031	cf::cede_to_tick;
1832	# now do the right thing for maps	2032	# now do the right thing for maps
1833	$self->link_multipart_objects;	2033	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2034	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2035	unless $self->difficulty;
1836	Coro::cede;	2036	cf::cede_to_tick;
1837		2037
1838	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2039	$self->decay_objects;
1840	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1841	$self->update_buttons;	2041	$self->update_buttons;
1842	Coro::cede;	2042	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2043	$self->activate;
1846	}	2044	}
1847		2045
		2046	$self->{last_save} = $cf::RUNTIME;
		2047	$self->last_access ($cf::RUNTIME);
		2048
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2050	}
1850		2051
1851	$self->post_load;	2052	$self->post_load;
1852	}	2053	}
1853		2054
…		…
1862		2063
1863	$self	2064	$self
1864	}	2065	}
1865		2066
1866	# find and load all maps in the 3x3 area around a map	2067	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2068	sub load_neighbours {
1868	my ($map) = @_;	2069	my ($map) = @_;
1869		2070
1870	my @diag; # diagonal neighbours	2071	my @neigh; # diagonal neighbours
1871		2072
1872	for (0 .. 3) {	2073	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2074	my $neigh = $map->tile_path ($_)
1874	or next;	2075	or next;
1875	$neigh = find $neigh, $map	2076	$neigh = find $neigh, $map
1876	or next;	2077	or next;
1877	$neigh->load;	2078	$neigh->load;
1878		2079
		2080	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2081	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2082	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2083	}
1882		2084
1883	for (@diag) {	2085	for (grep defined $_->[0], @neigh) {
		2086	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2087	my $neigh = find $path, $origin
1885	or next;	2088	or next;
1886	$neigh->load;	2089	$neigh->load;
1887	}	2090	}
1888	}	2091	}
1889		2092
…		…
1894	}	2097	}
1895		2098
1896	sub do_load_sync {	2099	sub do_load_sync {
1897	my ($map) = @_;	2100	my ($map) = @_;
1898		2101
		2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2103	if $Coro::current == $Coro::main;
		2104
1899	cf::sync_job { $map->load };	2105	cf::sync_job { $map->load };
1900	}	2106	}
1901		2107
1902	our %MAP_PREFETCH;	2108	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2109	our $MAP_PREFETCHER = undef;
1904		2110
1905	sub find_async {	2111	sub find_async {
1906	my ($path, $origin) = @_;	2112	my ($path, $origin, $load) = @_;
1907		2113
1908	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
1909		2115
1910	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2118	}
1913		2119
1914	undef $MAP_PREFETCH{$path};	2120	$MAP_PREFETCH{$path} |= $load;
		2121
1915	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
1916	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2127	if (my $map = find $k) {
1919	$map->load;	2128	$map->load if $v;
1920	}	2129	}
1921		2130
1922	delete $MAP_PREFETCH{$path};	2131	delete $MAP_PREFETCH{$k};
1923	}	2132	}
1924	}	2133	}
1925	undef $MAP_PREFETCHER;	2134	undef $MAP_PREFETCHER;
1926	};	2135	};
1927	$MAP_PREFETCHER->prio (6);	2136	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2139	}
1931		2140
1932	sub save {	2141	sub save {
1933	my ($self) = @_;	2142	my ($self) = @_;
1934		2143
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2145
1937	$self->{last_save} = $cf::RUNTIME;	2146	$self->{last_save} = $cf::RUNTIME;
1938		2147
1939	return unless $self->dirty;	2148	return unless $self->dirty;
1940		2149
…		…
1946	return if $self->{deny_save};	2155	return if $self->{deny_save};
1947		2156
1948	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
1949		2158
1950	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
1952	};	2162	};
		2163
		2164	cf::get_slot 0.02;
1953		2165
1954	if ($uniq) {	2166	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2169	} else {
…		…
1963	my ($self) = @_;	2175	my ($self) = @_;
1964		2176
1965	# save first because save cedes	2177	# save first because save cedes
1966	$self->save;	2178	$self->save;
1967		2179
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2181
1970	return if $self->players;	2182	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2184	return if $self->{deny_save};
1973		2185
		2186	$self->in_memory (cf::MAP_SWAPPED);
		2187
		2188	$self->deactivate;
		2189	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2190	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2191	}
1977		2192
1978	sub reset_at {	2193	sub reset_at {
1979	my ($self) = @_;	2194	my ($self) = @_;
1980		2195
…		…
2012	if $uniq;	2227	if $uniq;
2013	}	2228	}
2014		2229
2015	delete $cf::MAP{$self->path};	2230	delete $cf::MAP{$self->path};
2016		2231
		2232	$self->deactivate;
		2233	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2234	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2235
2021	$self->unlink_save;	2236	$self->unlink_save;
2022	$self->destroy;	2237	$self->destroy;
2023	}	2238	}
2024		2239
2025	my $nuke_counter = "aaaa";	2240	my $nuke_counter = "aaaa";
2026		2241
2027	sub nuke {	2242	sub nuke {
2028	my ($self) = @_;	2243	my ($self) = @_;
2029		2244
		2245	{
		2246	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2247
2030	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2031		2249
2032	$self->unlink_save;	2250	$self->unlink_save;
2033		2251
2034	bless $self, "cf::map";	2252	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2253	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2254	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2255	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2257
2040	$cf::MAP{$self->path} = $self;	2258	$cf::MAP{$self->path} = $self;
		2259	}
2041		2260
2042	$self->reset; # polite request, might not happen	2261	$self->reset; # polite request, might not happen
2043	}	2262	}
2044		2263
2045	=item $maps = cf::map::tmp_maps	2264	=item $maps = cf::map::tmp_maps
…		…
2087		2306
2088	sub unique_maps() {	2307	sub unique_maps() {
2089	[	2308	[
2090	map {	2309	map {
2091	utf8::decode $_;	2310	utf8::decode $_;
2092	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2093	? normalise $_	2314	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2316	]
2097	}	2317	}
2098		2318
2099	package cf;
2100
2101	=back	2319	=back
2102		2320
2103	=head3 cf::object	2321	=head3 cf::object
2104		2322
2105	=cut	2323	=cut
…		…
2108		2326
2109	=over 4	2327	=over 4
2110		2328
2111	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2112		2330
2113	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2114		2333
2115	=cut	2334	=cut
2116		2335
2117	sub inv_recursive_;	2336	sub inv_recursive_;
2118	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2121		2340
2122	sub inv_recursive {	2341	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2124	}	2343	}
2125		2344
		2345	=item $ref = $ob->ref
		2346
		2347	Creates and returns a persistent reference to an object that can be stored as a string.
		2348
		2349	=item $ob = cf::object::deref ($refstring)
		2350
		2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2352	even if the object actually exists. May block.
		2353
		2354	=cut
		2355
		2356	sub deref {
		2357	my ($ref) = @_;
		2358
		2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2360	my ($uuid, $name) = ($1, $2);
		2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2362	or return;
		2363	$pl->ob->uuid eq $uuid
		2364	or return;
		2365
		2366	$pl->ob
		2367	} else {
		2368	warn "$ref: cannot resolve object reference\n";
		2369	undef
		2370	}
		2371	}
		2372
2126	package cf;	2373	package cf;
2127		2374
2128	=back	2375	=back
2129		2376
2130	=head3 cf::object::player	2377	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2383	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2139		2386
2140	=cut	2387	=cut
		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
2141		2402
2142	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2404	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
…		…
2152		2413
2153	} else {	2414	} else {
2154	my $pl = $self->contr;	2415	my $pl = $self->contr;
2155		2416
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2417	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2419	$dialog->{pl}->ext_msg ($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		2420
2165	} else {	2421	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2424	}
2169	}	2425	}
		2426	}
		2427
		2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2429
		2430	=cut
		2431
		2432	sub cf::object::send_msg {
		2433	my $pl = shift->contr
		2434	or return;
		2435	$pl->send_msg (@_);
2170	}	2436	}
2171		2437
2172	=item $player_object->may ("access")	2438	=item $player_object->may ("access")
2173		2439
2174	Returns wether the given player is authorized to access resource "access"	2440	Returns wether the given player is authorized to access resource "access"
…		…
2187		2453
2188	=item $player_object->enter_link	2454	=item $player_object->enter_link
2189		2455
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2457
2192	The player should be reasonably safe there for short amounts of time. You	2458	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2194		2462
2195	Will never block.	2463	Will never block.
2196		2464
2197	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2198		2466
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2521	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2522	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2523	if $x <=0 && $y <= 0;
2256		2524
2257	$map->load;	2525	$map->load;
2258	$map->load_diag;	2526	$map->load_neighbours;
2259		2527
2260	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2261	$self->activate_recursive;	2530	$self->activate_recursive;
2262		2531
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2265	}	2534	}
…		…
2270	her, loading and preparing them map, calling the provided $check callback	2539	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	2540	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	2541	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2542	be called at the end of this process.
2274		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
		2546
2275	=cut	2547	=cut
2276		2548
2277	our $GOTOGEN;	2549	our $GOTOGEN;
2278		2550
2279	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2556
2285	$self->enter_link;	2557	$self->enter_link;
2286		2558
2287	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
		2562	# *tag paths override both path and x|y
		2563	if ($path =~ /^\*(.*)$/) {
		2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2565	my $ob = $obs[rand @obs];
		2566
		2567	# see if we actually can go there
		2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
		2574
		2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
		2578	}
		2579	}
		2580
2288	my $map = eval {	2581	my $map = eval {
2289	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2290		2583
2291	if ($map) {	2584	if ($map) {
2292	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2294	} else {	2587	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2589	}
2297		2590
2298	$map	2591	$map
2299	};	2592	};
2300		2593
…		…
2336	}	2629	}
2337		2630
2338	sub prepare_random_map {	2631	sub prepare_random_map {
2339	my ($exit) = @_;	2632	my ($exit) = @_;
2340		2633
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2636	# that depends on the exit object
2346		2637
2347	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2640	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2354	}	2647	}
2355		2648
2356	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2357		2650
2358	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2361		2654
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2657	undef $fh;
2365	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2366		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2369	}	2666	}
2370	}	2667	}
2371		2668
2372	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2374		2671
2375	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2376		2673
2377	if ($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;	2674	$self->enter_link;
2389		2675
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 {	2676	(async {
2395	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2396	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2397	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2398		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2399	1;	2700	1
2400	}) {	2701	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2706
2406	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2425		2726
2426	utf8::encode $text;	2727	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2729	}
2429		2730
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2731	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2732
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2733	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2734	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2436		2737
2437	=cut	2738	=cut
2438		2739
		2740	# non-persistent channels (usually the info channel)
		2741	our %CHANNEL = (
		2742	"c/identify" => {
		2743	id => "infobox",
		2744	title => "Identify",
		2745	reply => undef,
		2746	tooltip => "Items recently identified",
		2747	},
		2748	"c/examine" => {
		2749	id => "infobox",
		2750	title => "Examine",
		2751	reply => undef,
		2752	tooltip => "Signs and other items you examined",
		2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
		2760	"c/lookat" => {
		2761	id => "infobox",
		2762	title => "Look",
		2763	reply => undef,
		2764	tooltip => "What you saw there",
		2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/resistances" => {
		2791	id => "infobox",
		2792	title => "Resistances",
		2793	reply => undef,
		2794	tooltip => "Shows your resistances",
		2795	},
		2796	"c/pets" => {
		2797	id => "infobox",
		2798	title => "Pets",
		2799	reply => undef,
		2800	tooltip => "Shows information abotu your pets/a specific pet",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	"c/death" => {
		2821	id => "death",
		2822	title => "Death",
		2823	reply => undef,
		2824	tooltip => "Reason for and more info about your most recent death",
		2825	},
		2826	"c/say" => $SAY_CHANNEL,
		2827	"c/chat" => $CHAT_CHANNEL,
		2828	);
		2829
2439	sub cf::client::send_msg {	2830	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	2831	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2832
2442	$msg = $self->pl->expand_cfpod ($msg);	2833	$msg = $self->pl->expand_cfpod ($msg)
		2834	unless $color & cf::NDI_VERBATIM;
		2835
		2836	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2837
		2838	# check predefined channels, for the benefit of C
		2839	if ($CHANNEL{$channel}) {
		2840	$channel = $CHANNEL{$channel};
		2841
		2842	$self->ext_msg (channel_info => $channel);
		2843	$channel = $channel->{id};
		2844
		2845	} elsif (ref $channel) {
		2846	# send meta info to client, if not yet sent
		2847	unless (exists $self->{channel}{$channel->{id}}) {
		2848	$self->{channel}{$channel->{id}} = $channel;
		2849	$self->ext_msg (channel_info => $channel);
		2850	}
		2851
		2852	$channel = $channel->{id};
		2853	}
2443		2854
2444	return unless @extra || length $msg;	2855	return unless @extra || length $msg;
2445		2856
2446	if ($self->can_msg) {	2857	# default colour, mask it out
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2858	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2448	} else {	2859	if $color & cf::NDI_DEF;
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458		2860
2459	if ($color >= 0) {	2861	my $pkt = "msg "
2460	if (0 && $msg =~ /\[/) {	2862	. $self->{json_coder}->encode (
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2462	} else {	2864	);
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")
2465	}
2466	}
2467	}
2468	}
2469		2865
		2866	# try lzf for large packets
		2867	$pkt = "lzf " . Compress::LZF::compress $pkt
		2868	if 1024 <= length $pkt and $self->{can_lzf};
		2869
		2870	# split very large packets
		2871	if (8192 < length $pkt and $self->{can_lzf}) {
		2872	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2873	$pkt = "frag";
		2874	}
		2875
		2876	$self->send_packet ($pkt);
		2877	}
		2878
2470	=item $client->ext_event ($type, %msg)	2879	=item $client->ext_msg ($type, @msg)
2471		2880
2472	Sends an ext event to the client.	2881	Sends an ext event to the client.
2473		2882
2474	=cut	2883	=cut
2475		2884
2476	sub cf::client::ext_event($$%) {	2885	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	2886	my ($self, $type, @msg) = @_;
2478		2887
2479	return unless $self->extcmd;	2888	if ($self->extcmd == 2) {
2480		2889	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2890	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	2891	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2892	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2893	}
		2894	}
		2895
		2896	=item $client->ext_reply ($msgid, @msg)
		2897
		2898	Sends an ext reply to the client.
		2899
		2900	=cut
		2901
		2902	sub cf::client::ext_reply($$@) {
		2903	my ($self, $id, @msg) = @_;
		2904
		2905	if ($self->extcmd == 2) {
		2906	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2907	} elsif ($self->extcmd == 1) {
		2908	#TODO: version 1, remove
		2909	unshift @msg, msgtype => "reply", msgid => $id;
		2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2911	}
2483	}	2912	}
2484		2913
2485	=item $success = $client->query ($flags, "text", \&cb)	2914	=item $success = $client->query ($flags, "text", \&cb)
2486		2915
2487	Queues a query to the client, calling the given callback with	2916	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	2971	my ($ns, $buf) = @_;
2543		2972
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2973	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		2974
2546	if (ref $msg) {	2975	if (ref $msg) {
		2976	my ($type, $reply, @payload) =
		2977	"ARRAY" eq ref $msg
		2978	? @$msg
		2979	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2980
		2981	my @reply;
		2982
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2983	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	2984	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	2985	}
		2986
		2987	$ns->ext_reply ($reply, @reply)
		2988	if $reply;
		2989
2553	} else {	2990	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2991	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	2992	}
2556		2993
2557	cf::override;	2994	cf::override;
…		…
2604	our $safe = new Safe "safe";	3041	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3042	our $safe_hole = new Safe::Hole;
2606		3043
2607	$SIG{FPE} = 'IGNORE';	3044	$SIG{FPE} = 'IGNORE';
2608		3045
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3046	$safe->permit_only (Opcode::opset qw(
		3047	:base_core :base_mem :base_orig :base_math
		3048	grepstart grepwhile mapstart mapwhile
		3049	sort time
		3050	));
2610		3051
2611	# here we export the classes and methods available to script code	3052	# here we export the classes and methods available to script code
2612		3053
2613	=pod	3054	=pod
2614		3055
2615	The following functions and methods are available within a safe environment:	3056	The following functions and methods are available within a safe environment:
2616		3057
2617	cf::object	3058	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3059	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3060	insert remove name archname title slaying race decrease split
		3061	value
2620		3062
2621	cf::object::player	3063	cf::object::player
2622	player	3064	player
2623		3065
2624	cf::player	3066	cf::player
…		…
2629		3071
2630	=cut	3072	=cut
2631		3073
2632	for (	3074	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2634	insert remove)],	3076	insert remove inv nrof name archname title slaying race
		3077	decrease split destroy change_exp value msg lore send_msg)],
2635	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful send_msg)],
2637	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2638	) {	3081	) {
2639	no strict 'refs';	3082	no strict 'refs';
2640	my ($pkg, @funs) = @$_;	3083	my ($pkg, @funs) = @$_;
2641	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2658	my ($code, %vars) = @_;	3101	my ($code, %vars) = @_;
2659		3102
2660	my $qcode = $code;	3103	my $qcode = $code;
2661	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2662	$qcode =~ s/\n/\\n/g;	3105	$qcode =~ s/\n/\\n/g;
		3106
		3107	%vars = (_dummy => 0) unless %vars;
2663		3108
2664	local $_;	3109	local $_;
2665	local @safe::cf::_safe_eval_args = values %vars;	3110	local @safe::cf::_safe_eval_args = values %vars;
2666		3111
2667	my $eval =	3112	my $eval =
…		…
2715	# the server's init and main functions	3160	# the server's init and main functions
2716		3161
2717	sub load_facedata($) {	3162	sub load_facedata($) {
2718	my ($path) = @_;	3163	my ($path) = @_;
2719		3164
		3165	# HACK to clear player env face cache, we need some signal framework
		3166	# for this (global event?)
		3167	%ext::player_env::MUSIC_FACE_CACHE = ();
		3168
		3169	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3170
2720	warn "loading facedata from $path\n";	3171	warn "loading facedata from $path\n";
2721		3172
2722	my $facedata;	3173	my $facedata;
2723	0 < aio_load $path, $facedata	3174	0 < aio_load $path, $facedata
2724	or die "$path: $!";	3175	or die "$path: $!";
…		…
2726	$facedata = Coro::Storable::thaw $facedata;	3177	$facedata = Coro::Storable::thaw $facedata;
2727		3178
2728	$facedata->{version} == 2	3179	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3180	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3181
		3182	# patch in the exptable
		3183	$facedata->{resource}{"res/exp_table"} = {
		3184	type => FT_RSRC,
		3185	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3186	};
		3187	cf::cede_to_tick;
		3188
2731	{	3189	{
2732	my $faces = $facedata->{faceinfo};	3190	my $faces = $facedata->{faceinfo};
2733		3191
2734	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3194
2736	cf::face::set_visibility $idx, $info->{visibility};	3195	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3196	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2740		3199
2741	cf::cede_to_tick;	3200	cf::cede_to_tick;
2742	}	3201	}
2743		3202
2744	while (my ($face, $info) = each %$faces) {	3203	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3204	next unless $info->{smooth};
		3205
2746	my $idx = cf::face::find $face	3206	my $idx = cf::face::find $face
2747	or next;	3207	or next;
		3208
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3209	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3210	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3212	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3213	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2769		3230
2770	{	3231	{
2771	# TODO: for gcfclient pleasure, we should give resources	3232	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.	3233	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3234	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3235
2776	while (my ($name, $info) = each %$res) {	3236	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3237	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3238	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3239	my $data;
2784		3240
2785	if ($name =~ /\.jpg$/) {	3241	if ($info->{type} & 1) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3242	# prepend meta info
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3243
		3244	my $meta = $enc->encode ({
		3245	name => $name,
		3246	%{ $info->{meta} || {} },
		3247	});
		3248
		3249	$data = pack "(w/a*)*", $meta, $info->{data};
		3250	} else {
		3251	$data = $info->{data};
		3252	}
		3253
		3254	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3255	cf::face::set_type $idx, $info->{type};
2788	} else {	3256	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3257	$RESOURCE{$name} = $info;
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3258	}
2795		3259
2796	cf::cede_to_tick;	3260	cf::cede_to_tick;
2797	}	3261	}
2798	}	3262	}
2799		3263
		3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3265
2800	1	3266	1
2801	}	3267	}
2802		3268
		3269	cf::global->attach (on_resource_update => sub {
		3270	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3271	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3272
		3273	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3274	my $sound = $soundconf->{compat}[$_]
		3275	or next;
		3276
		3277	my $face = cf::face::find "sound/$sound->[1]";
		3278	cf::sound::set $sound->[0] => $face;
		3279	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3280	}
		3281
		3282	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3283	my $face = cf::face::find "sound/$v";
		3284	cf::sound::set $k => $face;
		3285	}
		3286	}
		3287	});
		3288
		3289	register_exticmd fx_want => sub {
		3290	my ($ns, $want) = @_;
		3291
		3292	while (my ($k, $v) = each %$want) {
		3293	$ns->fx_want ($k, $v);
		3294	}
		3295	};
		3296
		3297	sub load_resource_file($) {
		3298	my $guard = lock_acquire "load_resource_file";
		3299
		3300	my $status = load_resource_file_ $_[0];
		3301	get_slot 0.1, 100;
		3302	cf::arch::commit_load;
		3303
		3304	$status
		3305	}
		3306
2803	sub reload_regions {	3307	sub reload_regions {
		3308	# HACK to clear player env face cache, we need some signal framework
		3309	# for this (global event?)
		3310	%ext::player_env::MUSIC_FACE_CACHE = ();
		3311
2804	load_resource_file "$MAPDIR/regions"	3312	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3313	or die "unable to load regions file\n";
2806		3314
2807	for (cf::region::list) {	3315	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3316	$_->{match} = qr/$_->{match}/
…		…
2816	}	3324	}
2817		3325
2818	sub reload_archetypes {	3326	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3327	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3328	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3329	}
2827		3330
2828	sub reload_treasures {	3331	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3332	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3333	or die "unable to load treasurelists\n";
2831	}	3334	}
2832		3335
2833	sub reload_resources {	3336	sub reload_resources {
2834	warn "reloading resource files...\n";	3337	warn "reloading resource files...\n";
2835		3338
		3339	reload_facedata;
		3340	reload_archetypes;
2836	reload_regions;	3341	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3342	reload_treasures;
2841		3343
2842	warn "finished reloading resource files\n";	3344	warn "finished reloading resource files\n";
2843	}	3345	}
2844		3346
2845	sub init {	3347	sub reload_config {
2846	reload_resources;
2847	}
2848
2849	sub cfg_load {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3349	or return;
2852		3350
2853	local $/;	3351	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
2855		3353
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2857		3355
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2865	};	3363	};
2866	warn $@ if $@;	3364	warn $@ if $@;
2867	}	3365	}
2868	}	3366	}
2869		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
2870	sub main {	3387	sub main {
		3388	cf::init_globals; # initialise logging
		3389
		3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3394
		3395	cf::init_experience;
		3396	cf::init_anim;
		3397	cf::init_attackmess;
		3398	cf::init_dynamic;
		3399
		3400	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3401
2871	# we must not ever block the main coroutine	3402	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3403	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3404	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3405	(async {
2875	Event::one_event;	3406	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3407	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3408	})->prio (Coro::PRIO_MAX);
2877	};	3409	};
2878		3410
2879	cfg_load;	3411	evthread_start IO::AIO::poll_fileno;
		3412
		3413	cf::sync_job {
		3414	reload_resources;
		3415	reload_config;
2880	db_init;	3416	db_init;
		3417
		3418	cf::load_settings;
		3419	cf::load_materials;
		3420	cf::init_uuid;
		3421	cf::init_signals;
		3422	cf::init_commands;
		3423	cf::init_skills;
		3424
		3425	cf::init_beforeplay;
		3426
		3427	atomic;
		3428
2881	load_extensions;	3429	load_extensions;
2882		3430
2883	$TICK_WATCHER->start;	3431	utime time, time, $RUNTIMEFILE;
		3432
		3433	# no (long-running) fork's whatsoever before this point(!)
		3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3435
		3436	(pop @POST_INIT)->(0) while @POST_INIT;
		3437	};
		3438
2884	Event::loop;	3439	EV::loop;
2885	}	3440	}
2886		3441
2887	#############################################################################	3442	#############################################################################
2888	# initialisation and cleanup	3443	# initialisation and cleanup
2889		3444
2890	# install some emergency cleanup handlers	3445	# install some emergency cleanup handlers
2891	BEGIN {	3446	BEGIN {
		3447	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3448	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3450	cf::cleanup "SIG$signal";
2900	},
2901	);	3451	};
2902	}	3452	}
2903	}	3453	}
2904		3454
2905	sub write_runtime {	3455	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";
2907
2908	# first touch the runtime file to show we are still running:	3456	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3457	# the fsync below can take a very very long time.
2910		3458
2911	IO::AIO::aio_utime $runtime, undef, undef;	3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2912		3460
2913	my $guard = cf::lock_acquire "write_runtime";	3461	my $guard = cf::lock_acquire "write_runtime";
2914		3462
2915	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2916	or return;	3464	or return;
2917		3465
2918	my $value = $cf::RUNTIME + 90 + 10;	3466	my $value = $cf::RUNTIME + 90 + 10;
2919	# 10 is the runtime save interval, for a monotonic clock	3467	# 10 is the runtime save interval, for a monotonic clock
2920	# 60 allows for the watchdog to kill the server.	3468	# 60 allows for the watchdog to kill the server.
…		…
2930	aio_utime $fh, undef, undef;	3478	aio_utime $fh, undef, undef;
2931		3479
2932	close $fh	3480	close $fh
2933	or return;	3481	or return;
2934		3482
2935	aio_rename "$runtime~", $runtime	3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2936	and return;	3484	and return;
2937		3485
2938	warn "runtime file written.\n";	3486	warn "runtime file written.\n";
2939		3487
2940	1	3488	1
		3489	}
		3490
		3491	our $uuid_lock;
		3492	our $uuid_skip;
		3493
		3494	sub write_uuid_sync($) {
		3495	$uuid_skip ||= $_[0];
		3496
		3497	return if $uuid_lock;
		3498	local $uuid_lock = 1;
		3499
		3500	my $uuid = "$LOCALDIR/uuid";
		3501
		3502	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3503	or return;
		3504
		3505	my $value = uuid_seq uuid_cur;
		3506
		3507	unless ($value) {
		3508	warn "cowardly refusing to write zero uuid value!\n";
		3509	return;
		3510	}
		3511
		3512	my $value = uuid_str $value + $uuid_skip;
		3513	$uuid_skip = 0;
		3514
		3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3516	and return;
		3517
		3518	# always fsync - this file is important
		3519	aio_fsync $fh
		3520	and return;
		3521
		3522	close $fh
		3523	or return;
		3524
		3525	aio_rename "$uuid~", $uuid
		3526	and return;
		3527
		3528	warn "uuid file written ($value).\n";
		3529
		3530	1
		3531
		3532	}
		3533
		3534	sub write_uuid($$) {
		3535	my ($skip, $sync) = @_;
		3536
		3537	$sync ? write_uuid_sync $skip
		3538	: async { write_uuid_sync $skip };
2941	}	3539	}
2942		3540
2943	sub emergency_save() {	3541	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3542	my $freeze_guard = cf::freeze_mainloop;
2945		3543
2946	warn "enter emergency perl save\n";	3544	warn "emergency_perl_save: enter\n";
2947		3545
2948	cf::sync_job {	3546	cf::sync_job {
		3547	# this is a trade-off: we want to be very quick here, so
		3548	# save all maps without fsync, and later call a global sync
		3549	# (which in turn might be very very slow)
		3550	local $USE_FSYNC = 0;
		3551
2949	# use a peculiar iteration method to avoid tripping on perl	3552	# use a peculiar iteration method to avoid tripping on perl
2950	# refcount bugs in for. also avoids problems with players	3553	# refcount bugs in for. also avoids problems with players
2951	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3555	warn "emergency_perl_save: begin player save\n";
2953	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3560	$pl->save;
2957	}	3561	}
2958	warn "end emergency player save\n";	3562	warn "emergency_perl_save: end player save\n";
2959		3563
2960	warn "begin emergency map save\n";	3564	warn "emergency_perl_save: begin map save\n";
2961	for my $path (keys %cf::MAP) {	3565	for my $path (keys %cf::MAP) {
2962	my $map = $cf::MAP{$path} or next;	3566	my $map = $cf::MAP{$path} or next;
2963	$map->valid or next;	3567	$map->valid or next;
2964	$map->save;	3568	$map->save;
2965	}	3569	}
2966	warn "end emergency map save\n";	3570	warn "emergency_perl_save: end map save\n";
2967		3571
2968	warn "begin emergency database checkpoint\n";	3572	warn "emergency_perl_save: begin database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3574	warn "emergency_perl_save: end database checkpoint\n";
		3575
		3576	warn "emergency_perl_save: begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "emergency_perl_save: end write uuid\n";
2971	};	3579	};
2972		3580
		3581	warn "emergency_perl_save: starting sync()\n";
		3582	IO::AIO::aio_sync sub {
		3583	warn "emergency_perl_save: finished sync()\n";
		3584	};
		3585
2973	warn "leave emergency perl save\n";	3586	warn "emergency_perl_save: leave\n";
2974	}	3587	}
2975		3588
2976	sub post_cleanup {	3589	sub post_cleanup {
2977	my ($make_core) = @_;	3590	my ($make_core) = @_;
2978		3591
2979	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
2980	if $make_core;	3593	if $make_core;
		3594
		3595	my $fh = pidfile;
		3596	unlink $PIDFILE if <$fh> == $$;
		3597	}
		3598
		3599	# a safer delete_package, copied from Symbol
		3600	sub clear_package($) {
		3601	my $pkg = shift;
		3602
		3603	# expand to full symbol table name if needed
		3604	unless ($pkg =~ /^main::.*::$/) {
		3605	$pkg = "main$pkg" if $pkg =~ /^::/;
		3606	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3607	$pkg .= '::' unless $pkg =~ /::$/;
		3608	}
		3609
		3610	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3611	my $stem_symtab = *{$stem}{HASH};
		3612
		3613	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3614	or return;
		3615
		3616	# clear all symbols
		3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3618	for my $name (keys %$leaf_symtab) {
		3619	_gv_clear *{"$pkg$name"};
		3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3621	}
		3622	warn "cleared package $pkg\n";#d#
2981	}	3623	}
2982		3624
2983	sub do_reload_perl() {	3625	sub do_reload_perl() {
2984	# can/must only be called in main	3626	# can/must only be called in main
2985	if ($Coro::current != $Coro::main) {	3627	if ($Coro::current != $Coro::main) {
2986	warn "can only reload from main coroutine";	3628	warn "can only reload from main coroutine";
2987	return;	3629	return;
2988	}	3630	}
2989		3631
		3632	return if $RELOAD++;
		3633
		3634	my $t1 = EV::time;
		3635
		3636	while ($RELOAD) {
2990	warn "reloading...";	3637	warn "reloading...";
2991		3638
2992	warn "entering sync_job";	3639	warn "entering sync_job";
2993		3640
2994	cf::sync_job {	3641	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
2996	cf::emergency_save;	3643	cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark	3644	cf::write_runtime_sync; # external watchdog should not bark
2998		3645
2999	warn "syncing database to disk";	3646	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3647	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3648
3002	# if anything goes wrong in here, we should simply crash as we already saved	3649	# if anything goes wrong in here, we should simply crash as we already saved
3003		3650
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";	3651	warn "flushing outstanding aio requests";
3010	for (;;) {
3011	BDB::flush;
3012	IO::AIO::flush;
3013	Coro::cede;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3652	while (IO::AIO::nreqs || BDB::nreqs) {
3015	warn "iterate...";	3653	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3016	}
3017
3018	++$RELOAD;
3019
3020	warn "cancelling all extension coros";
3021	$_->cancel for values %EXT_CORO;
3022	%EXT_CORO = ();
3023
3024	warn "removing commands";
3025	%COMMAND = ();
3026
3027	warn "removing ext/exti commands";
3028	%EXTCMD = ();
3029	%EXTICMD = ();
3030
3031	warn "unloading/nuking all extensions";
3032	for my $pkg (@EXTS) {
3033	warn "... unloading $pkg";
3034
3035	if (my $cb = $pkg->can ("unload")) {
3036	eval {
3037	$cb->($pkg);
3038	1
3039	} or warn "$pkg unloaded, but with errors: $@";
3040	}	3654	}
3041		3655
3042	warn "... nuking $pkg";	3656	warn "cancelling all extension coros";
3043	Symbol::delete_package $pkg;	3657	$_->cancel for values %EXT_CORO;
3044	}	3658	%EXT_CORO = ();
3045		3659
3046	warn "unloading all perl modules loaded from $LIBDIR";	3660	warn "removing commands";
3047	while (my ($k, $v) = each %INC) {	3661	%COMMAND = ();
3048	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3049		3662
		3663	warn "removing ext/exti commands";
		3664	%EXTCMD = ();
		3665	%EXTICMD = ();
		3666
		3667	warn "unloading/nuking all extensions";
		3668	for my $pkg (@EXTS) {
3050	warn "... unloading $k";	3669	warn "... unloading $pkg";
3051	delete $INC{$k};
3052		3670
3053	$k =~ s/\.pm$//;
3054	$k =~ s/\//::/g;
3055
3056	if (my $cb = $k->can ("unload_module")) {	3671	if (my $cb = $pkg->can ("unload")) {
		3672	eval {
3057	$cb->();	3673	$cb->($pkg);
		3674	1
		3675	} or warn "$pkg unloaded, but with errors: $@";
		3676	}
		3677
		3678	warn "... clearing $pkg";
		3679	clear_package $pkg;
3058	}	3680	}
3059		3681
3060	Symbol::delete_package $k;	3682	warn "unloading all perl modules loaded from $LIBDIR";
		3683	while (my ($k, $v) = each %INC) {
		3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3685
		3686	warn "... unloading $k";
		3687	delete $INC{$k};
		3688
		3689	$k =~ s/\.pm$//;
		3690	$k =~ s/\//::/g;
		3691
		3692	if (my $cb = $k->can ("unload_module")) {
		3693	$cb->();
		3694	}
		3695
		3696	clear_package $k;
3061	}	3697	}
3062		3698
3063	warn "getting rid of safe::, as good as possible";	3699	warn "getting rid of safe::, as good as possible";
3064	Symbol::delete_package "safe::$_"	3700	clear_package "safe::$_"
3065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3066		3702
3067	warn "unloading cf.pm \"a bit\"";	3703	warn "unloading cf.pm \"a bit\"";
3068	delete $INC{"cf.pm"};	3704	delete $INC{"cf.pm"};
3069	delete $INC{"cf/pod.pm"};	3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3070		3706
3071	# don't, removes xs symbols, too,	3707	# don't, removes xs symbols, too,
3072	# and global variables created in xs	3708	# and global variables created in xs
3073	#Symbol::delete_package __PACKAGE__;	3709	#clear_package __PACKAGE__;
3074		3710
3075	warn "unload completed, starting to reload now";	3711	warn "unload completed, starting to reload now";
3076		3712
3077	warn "reloading cf.pm";	3713	warn "reloading cf.pm";
3078	require cf;	3714	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3080		3716
3081	warn "loading config and database again";	3717	warn "loading config and database again";
3082	cf::cfg_load;	3718	cf::reload_config;
3083		3719
3084	warn "loading extensions";	3720	warn "loading extensions";
3085	cf::load_extensions;	3721	cf::load_extensions;
3086		3722
		3723	if ($REATTACH_ON_RELOAD) {
3087	warn "reattaching attachments to objects/players";	3724	warn "reattaching attachments to objects/players";
3088	_global_reattach; # objects, sockets	3725	_global_reattach; # objects, sockets
3089	warn "reattaching attachments to maps";	3726	warn "reattaching attachments to maps";
3090	reattach $_ for values %MAP;	3727	reattach $_ for values %MAP;
3091	warn "reattaching attachments to players";	3728	warn "reattaching attachments to players";
3092	reattach $_ for values %PLAYER;	3729	reattach $_ for values %PLAYER;
		3730	}
3093		3731
		3732	warn "running post_init jobs";
		3733	(pop @POST_INIT)->(1) while @POST_INIT;
		3734
3094	warn "leaving sync_job";	3735	warn "leaving sync_job";
3095		3736
3096	1	3737	1
3097	} or do {	3738	} or do {
3098	warn $@;	3739	warn $@;
3099	warn "error while reloading, exiting.";	3740	cf::cleanup "error while reloading, exiting.";
3100	exit 1;
3101	};	3741	};
3102		3742
3103	warn "reloaded";	3743	warn "reloaded";
		3744	--$RELOAD;
		3745	}
		3746
		3747	$t1 = EV::time - $t1;
		3748	warn "reload completed in ${t1}s\n";
3104	};	3749	};
3105		3750
3106	our $RELOAD_WATCHER; # used only during reload	3751	our $RELOAD_WATCHER; # used only during reload
3107		3752
3108	sub reload_perl() {	3753	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3754	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3755	# coro crashes during coro_state_free->destroy here.
3111		3756
3112	$RELOAD_WATCHER ||= Event->timer (	3757	$RELOAD_WATCHER ||= cf::async {
3113	reentrant => 0,	3758	Coro::AIO::aio_wait cache_extensions;
3114	after => 0,	3759
3115	data => WF_AUTOCANCEL,	3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3116	cb => sub {
3117	do_reload_perl;	3761	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3762	undef $RELOAD_WATCHER;
3119	},	3763	};
3120	);	3764	};
3121	}	3765	}
3122		3766
3123	register_command "reload" => sub {	3767	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3768	my ($who, $arg) = @_;
3125		3769
3126	if ($who->flag (FLAG_WIZ)) {	3770	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3771	$who->message ("reloading server.");
		3772	async {
		3773	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3774	reload_perl;
		3775	};
3129	}	3776	}
3130	};	3777	};
3131		3778
3132	unshift @INC, $LIBDIR;	3779	unshift @INC, $LIBDIR;
3133		3780
…		…
3135		3782
3136	our @WAIT_FOR_TICK;	3783	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	3784	our @WAIT_FOR_TICK_BEGIN;
3138		3785
3139	sub wait_for_tick {	3786	sub wait_for_tick {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	3787	return if tick_inhibit || $Coro::current == $Coro::main;
3142		3788
3143	my $signal = new Coro::Signal;	3789	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	3790	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	3791	$signal->wait;
3146	}	3792	}
3147		3793
3148	sub wait_for_tick_begin {	3794	sub wait_for_tick_begin {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3151		3796
3152	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3798	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3799	$signal->wait;
3155	}	3800	}
3156		3801
3157	my $min = 1e6;#d#	3802	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3803	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3804	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	3805	unless ++$bug_warning > 10;
3169	return;	3806	return;
3170	}	3807	}
3171		3808
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	3809	cf::server_tick; # one server iteration
3175		3810
3176	0 && sync_job {#d#	3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	for(1..10) {	3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	my $t = Event::time;	3813	Coro::async_pool {
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3814	$Coro::current->{desc} = "runtime saver";
3180	or die;	3815	write_runtime_sync
3181		3816	or warn "ERROR: unable to write runtime file: $!";
3182	$map->width (50);
3183	$map->height (50);
3184	$map->alloc;
3185	$map->_load_objects ("/tmp/x.map", 1);
3186	my $t = Event::time - $t;
3187
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	3817	};
		3818	}
3198		3819
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	3821	$sig->send;
3215	}	3822	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	3823	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	3824	$sig->send;
3218	}	3825	}
3219		3826
3220	$NOW = Event::time;	3827	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3828	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		3829
3231	_post_tick;	3830	if (0) {
3232		3831	if ($NEXT_TICK) {
3233		3832	my $jitter = $TICK_START - $NEXT_TICK;
		3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3834	warn "jitter $JITTER\n";#d#
		3835	}
3234	},	3836	}
3235	);	3837	}
3236		3838
3237	{	3839	{
3238	BDB::max_poll_time $TICK * 0.1;	3840	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	3841
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	3842	BDB::min_parallel 8;
3248		3843	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	3844	$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		3845
3264	unless ($DB_ENV) {	3846	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	3847	$DB_ENV = BDB::db_env_create;
		3848	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3849	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3850	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3851	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3852	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		3853
3267	cf::sync_job {	3854	cf::sync_job {
3268	eval {	3855	eval {
3269	BDB::db_env_open	3856	BDB::db_env_open
3270	$DB_ENV,	3857	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3859	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3860	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	3861	0666;
3275		3862
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3863	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	3864	};
3281		3865
3282	cf::cleanup "db_env_open(db): $@" if $@;	3866	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	3867	};
3284	}	3868	}
		3869
		3870	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3871	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3872	};
		3873	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3874	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3875	};
		3876	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3877	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3878	};
3285	}	3879	}
3286		3880
3287	{	3881	{
		3882	# configure IO::AIO
		3883
3288	IO::AIO::min_parallel 8;	3884	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	3885	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	3886	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	3887	}
3301		3888
3302	my $_log_backtrace;	3889	my $_log_backtrace;
3303		3890
3304	sub _log_backtrace {	3891	sub _log_backtrace {
…		…
3307	$msg =~ s/\n//;	3894	$msg =~ s/\n//;
3308		3895
3309	# limit the # of concurrent backtraces	3896	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	3897	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	3898	++$_log_backtrace;
		3899	my $perl_bt = Carp::longmess $msg;
3312	async {	3900	async {
		3901	$Coro::current->{desc} = "abt $msg";
		3902
3313	my @bt = fork_call {	3903	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	3904	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3905	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3906	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	3907	or die "addr2line: $!";
…		…
3325	}	3915	}
3326		3916
3327	@funcs	3917	@funcs
3328	};	3918	};
3329		3919
3330	LOG llevInfo, "[ABT] $msg\n";	3920	LOG llevInfo, "[ABT] $perl_bt\n";
		3921	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3331	LOG llevInfo, "[ABT] $_\n" for @bt;	3922	LOG llevInfo, "[ABT] $_\n" for @bt;
3332	--$_log_backtrace;	3923	--$_log_backtrace;
3333	};	3924	};
3334	} else {	3925	} else {
3335	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $msg\n";
3336	LOG llevInfo, "[ABT] [suppressed]\n";	3927	LOG llevInfo, "[ABT] [suppressed]\n";
3337	}	3928	}
3338	}	3929	}
3339		3930
3340	# load additional modules	3931	# load additional modules
3341	use cf::pod;	3932	require "cf/$_.pm" for @EXTRA_MODULES;
3342		3933
3343	END { cf::emergency_save }	3934	END { cf::emergency_save }
3344		3935
3345	1	3936	1
3346		3937

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