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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.334 by root, Mon Aug 20 22:09:04 2007 UTC vs.
Revision 1.439 by root, Mon Jul 14 16:42:49 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.64 ();	36	use Coro ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::AnyEvent;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
		43	use Coro::AnyEvent;
22	use Coro::AIO;	44	use Coro::AIO;
		45	use Coro::BDB 1.6;
23	use Coro::Storable;	46	use Coro::Storable;
24	use Coro::Util ();	47	use Coro::Util ();
25		48
26	use JSON::XS 1.4 ();	49	use JSON::XS 2.01 ();
27	use BDB ();	50	use BDB ();
28	use Data::Dumper;	51	use Data::Dumper;
29	use Digest::MD5;	52	use Digest::MD5;
30	use Fcntl;	53	use Fcntl;
31	use YAML::Syck ();	54	use YAML ();
32	use IO::AIO 2.32 ();	55	use IO::AIO ();
33	use Time::HiRes;	56	use Time::HiRes;
34	use Compress::LZF;	57	use Compress::LZF;
35	use Digest::MD5 ();	58	use Digest::MD5 ();
		59
		60	AnyEvent::detect;
36		61
37	# configure various modules to our taste	62	# configure various modules to our taste
38	#	63	#
39	$Storable::canonical = 1; # reduce rsync transfers	64	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	65	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	66	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		67
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		69
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		71
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	90	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	93	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	94	our $BDBDIR = "$LOCALDIR/db";
		95	our %RESOURCE;
75		96
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	99	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	100	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		101
		102	our $BDB_DEADLOCK_WATCHER;
		103	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	104	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	105	our $DB_ENV;
86		106
87	our %CFG;	107	our %CFG;
88		108
89	our $UPTIME; $UPTIME ||= time;	109	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	110	our $RUNTIME;
		111	our $NOW;
91		112
92	our %PLAYER; # all users	113	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	114	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	115	our $LINK_MAP; # the special {link} map, which is always available
95		116
96	# used to convert map paths into valid unix filenames by replacing / by ∕	117	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	118	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		119
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	121	our $LOADAVG; # same thing, but with alpha-smoothing
		122	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	123	our $TICK_START; # for load detecting purposes
102		124
103	binmode STDOUT;	125	binmode STDOUT;
104	binmode STDERR;	126	binmode STDERR;
105		127
106	# read virtual server time, if available	128	# read virtual server time, if available
…		…
159		181
160	The raw value load value from the last tick.	182	The raw value load value from the last tick.
161		183
162	=item %cf::CFG	184	=item %cf::CFG
163		185
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	186	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	187	from wherever your confdir points to.
166		188
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	189	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		190
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	209	$msg .= "\n"
188	unless $msg =~ /\n$/;	210	unless $msg =~ /\n$/;
189		211
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		213
192	utf8::encode $msg;
193	LOG llevError, $msg;	214	LOG llevError, $msg;
194	};	215	};
195	}	216	}
		217
		218	$Coro::State::DIEHOOK = sub {
		219	return unless $^S eq 0; # "eq", not "=="
		220
		221	if ($Coro::current == $Coro::main) {#d#
		222	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		223	return;#d#
		224	}#d#
		225
		226	# kill coroutine otherwise
		227	warn Carp::longmess $_[0];
		228	Coro::terminate
		229	};
		230
		231	$SIG{__DIE__} = sub { }; #d#?
196		232
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
213	)) {	249	)) {
214	no strict 'refs';	250	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	252	}
217		253
218	$Event::DIED = sub {	254	$EV::DIED = sub {
219	warn "error in event callback: @_";	255	warn "error in event callback: @_";
220	};	256	};
221		257
222	#############################################################################	258	#############################################################################
223		259
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	282	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	283	$d
248	} || "[unable to dump $_[0]: '$@']";	284	} || "[unable to dump $_[0]: '$@']";
249	}	285	}
250		286
251	=item $ref = cf::from_json $json	287	=item $ref = cf::decode_json $json
252		288
253	Converts a JSON string into the corresponding perl data structure.	289	Converts a JSON string into the corresponding perl data structure.
254		290
255	=item $json = cf::to_json $ref	291	=item $json = cf::encode_json $ref
256		292
257	Converts a perl data structure into its JSON representation.	293	Converts a perl data structure into its JSON representation.
258		294
259	=cut	295	=cut
260		296
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		298
263	sub to_json ($) { $json_coder->encode ($_[0]) }	299	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	300	sub decode_json($) { $json_coder->decode ($_[0]) }
265		301
266	=item cf::lock_wait $string	302	=item cf::lock_wait $string
267		303
268	Wait until the given lock is available. See cf::lock_acquire.	304	Wait until the given lock is available. See cf::lock_acquire.
269		305
…		…
272	Wait until the given lock is available and then acquires it and returns	308	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	309	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	310	for example when the coroutine gets canceled), the lock is automatically
275	returned.	311	returned.
276		312
		313	Locks are *not* recursive, locking from the same coro twice results in a
		314	deadlocked coro.
		315
277	Lock names should begin with a unique identifier (for example, cf::map::find	316	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	317	uses map_find and cf::map::load uses map_load).
279		318
280	=item $locked = cf::lock_active $string	319	=item $locked = cf::lock_active $string
281		320
282	Return true if the lock is currently active, i.e. somebody has locked it.	321	Return true if the lock is currently active, i.e. somebody has locked it.
283		322
284	=cut	323	=cut
285		324
286	our %LOCK;	325	our %LOCK;
		326	our %LOCKER;#d#
287		327
288	sub lock_wait($) {	328	sub lock_wait($) {
289	my ($key) = @_;	329	my ($key) = @_;
		330
		331	if ($LOCKER{$key} == $Coro::current) {#d#
		332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		333	return;#d#
		334	}#d#
290		335
291	# wait for lock, if any	336	# wait for lock, if any
292	while ($LOCK{$key}) {	337	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	338	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	339	Coro::schedule;
…		…
300		345
301	# wait, to be sure we are not locked	346	# wait, to be sure we are not locked
302	lock_wait $key;	347	lock_wait $key;
303		348
304	$LOCK{$key} = [];	349	$LOCK{$key} = [];
		350	$LOCKER{$key} = $Coro::current;#d#
305		351
306	Coro::guard {	352	Coro::guard {
		353	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	354	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	355	$_->ready for @{ delete $LOCK{$key} };
309	}	356	}
310	}	357	}
311		358
…		…
314		361
315	! ! $LOCK{$key}	362	! ! $LOCK{$key}
316	}	363	}
317		364
318	sub freeze_mainloop {	365	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	366	tick_inhibit_inc;
320		367
321	my $guard = Coro::guard {	368	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	369	}
323	};	370
324	$TICK_WATCHER->stop;	371	=item cf::periodic $interval, $cb
325	$guard	372
		373	Like EV::periodic, but randomly selects a starting point so that the actions
		374	get spread over timer.
		375
		376	=cut
		377
		378	sub periodic($$) {
		379	my ($interval, $cb) = @_;
		380
		381	my $start = rand List::Util::min 180, $interval;
		382
		383	EV::periodic $start, $interval, 0, $cb
326	}	384	}
327		385
328	=item cf::get_slot $time[, $priority[, $name]]	386	=item cf::get_slot $time[, $priority[, $name]]
329		387
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	388	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	399	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	400	our $SLOT_QUEUE;
343		401
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	403	$SLOT_QUEUE = Coro::async {
		404	$Coro::current->desc ("timeslot manager");
		405
346	my $signal = new Coro::Signal;	406	my $signal = new Coro::Signal;
347		407
348	while () {	408	while () {
349	next_job:	409	next_job:
350	my $avail = cf::till_tick;	410	my $avail = cf::till_tick;
…		…
358	}	418	}
359	}	419	}
360	}	420	}
361		421
362	if (@SLOT_QUEUE) {	422	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	423	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	424	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	425	$signal->wait;
366	} else {	426	} else {
367	Coro::schedule;	427	Coro::schedule;
368	}	428	}
369	}	429	}
370	};	430	};
371		431
372	sub get_slot($;$$) {	432	sub get_slot($;$$) {
		433	return if tick_inhibit || $Coro::current == $Coro::main;
		434
373	my ($time, $pri, $name) = @_;	435	my ($time, $pri, $name) = @_;
374		436
375	$time = $TICK * .6 if $time > $TICK * .6;	437	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	438	my $sig = new Coro::Signal;
377		439
…		…
391		453
392	BEGIN { *async = \&Coro::async_pool }	454	BEGIN { *async = \&Coro::async_pool }
393		455
394	=item cf::sync_job { BLOCK }	456	=item cf::sync_job { BLOCK }
395		457
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	458	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	459	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	460	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	461	acceptable.
400		462
401	If it must be done, put the blocking parts into C<sync_job>. This will run	463	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	464	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		469
408	sub sync_job(&) {	470	sub sync_job(&) {
409	my ($job) = @_;	471	my ($job) = @_;
410		472
411	if ($Coro::current == $Coro::main) {	473	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	474	my $time = EV::time;
413		475
414	# this is the main coro, too bad, we have to block	476	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	477	# till the operation succeeds, freezing the server :/
416		478
417	# TODO: use suspend/resume instead	479	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	480
419	my $freeze_guard = freeze_mainloop;	481	my $freeze_guard = freeze_mainloop;
420		482
421	my $busy = 1;	483	my $busy = 1;
422	my @res;	484	my @res;
423		485
424	(async {	486	(async {
		487	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	488	@res = eval { $job->() };
426	warn $@ if $@;	489	warn $@ if $@;
427	undef $busy;	490	undef $busy;
428	})->prio (Coro::PRIO_MAX);	491	})->prio (Coro::PRIO_MAX);
429		492
430	while ($busy) {	493	while ($busy) {
431	Coro::cede or Event::one_event;	494	if (Coro::nready) {
		495	Coro::cede_notself;
		496	} else {
		497	EV::loop EV::LOOP_ONESHOT;
432	}	498	}
		499	}
433		500
434	$time = Event::time - $time;	501	my $time = EV::time - $time;
435		502
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	503	$TICK_START += $time; # do not account sync jobs to server load
440		504
441	wantarray ? @res : $res[0]	505	wantarray ? @res : $res[0]
442	} else {	506	} else {
443	# we are in another coroutine, how wonderful, everything just works	507	# we are in another coroutine, how wonderful, everything just works
444		508
…		…
469	=item fork_call { }, $args	533	=item fork_call { }, $args
470		534
471	Executes the given code block with the given arguments in a seperate	535	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	536	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	537	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	538	never block itself or use any form of event handling.
475		539
476	=cut	540	=cut
477		541
478	sub fork_call(&@) {	542	sub fork_call(&@) {
479	my ($cb, @args) = @_;	543	my ($cb, @args) = @_;
480		544
481	# we seemingly have to make a local copy of the whole thing,	545	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	546	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	547	# TODO: investigate and fix (likely this will be rather laborious)
484		548
485	my @res = Coro::Util::fork_eval {	549	my @res = Coro::Util::fork_eval {
486	reset_signals;	550	reset_signals;
487	&$cb	551	&$cb
488	}, @args;	552	}, @args;
489		553
490	wantarray ? @res : $res[-1]	554	wantarray ? @res : $res[-1]
491	}	555	}
492		556
		557	=item $coin = coin_from_name $name
		558
		559	=cut
		560
		561	our %coin_alias = (
		562	"silver" => "silvercoin",
		563	"silvercoin" => "silvercoin",
		564	"silvercoins" => "silvercoin",
		565	"gold" => "goldcoin",
		566	"goldcoin" => "goldcoin",
		567	"goldcoins" => "goldcoin",
		568	"platinum" => "platinacoin",
		569	"platinumcoin" => "platinacoin",
		570	"platinumcoins" => "platinacoin",
		571	"platina" => "platinacoin",
		572	"platinacoin" => "platinacoin",
		573	"platinacoins" => "platinacoin",
		574	"royalty" => "royalty",
		575	"royalties" => "royalty",
		576	);
		577
		578	sub coin_from_name($) {
		579	$coin_alias{$_[0]}
		580	? cf::arch::find $coin_alias{$_[0]}
		581	: undef
		582	}
		583
493	=item $value = cf::db_get $family => $key	584	=item $value = cf::db_get $family => $key
494		585
495	Returns a single value from the environment database.	586	Returns a single value from the environment database.
496		587
497	=item cf::db_put $family => $key => $value	588	=item cf::db_put $family => $key => $value
498		589
499	Stores the given C<$value> in the family. It can currently store binary	590	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	591	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		592
		593	=item $db = cf::db_table "name"
		594
		595	Create and/or open a new database table. The string must not be "db" and must be unique
		596	within each server.
		597
502	=cut	598	=cut
		599
		600	sub db_table($) {
		601	my ($name) = @_;
		602	my $db = BDB::db_create $DB_ENV;
		603
		604	eval {
		605	$db->set_flags (BDB::CHKSUM);
		606
		607	utf8::encode $name;
		608	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		609	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		610	cf::cleanup "db_open(db): $!" if $!;
		611	};
		612	cf::cleanup "db_open(db): $@" if $@;
		613
		614	$db
		615	}
503		616
504	our $DB;	617	our $DB;
505		618
506	sub db_init {	619	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	620	cf::sync_job {
511	eval {	621	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	622	};
521	}	623	}
522		624
523	sub db_get($$) {	625	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	626	my $key = "$_[0]/$_[1]";
525		627
…		…
575	if (1) {	677	if (1) {
576	$md5 =	678	$md5 =
577	join "\x00",	679	join "\x00",
578	$processversion,	680	$processversion,
579	map {	681	map {
580	Coro::cede;	682	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	683	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	684	} 0.. $#$src;
583		685
584		686
585	my $dbmd5 = db_get cache => "$id/md5";	687	my $dbmd5 = db_get cache => "$id/md5";
…		…
629	attach callbacks/event handlers (a collection of which is called an "attachment")	731	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	732	to it. All such attachable objects support the following methods.
631		733
632	In the following description, CLASS can be any of C<global>, C<object>	734	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	735	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	736	Deliantra).
635		737
636	=over 4	738	=over 4
637		739
638	=item $attachable->attach ($attachment, key => $value...)	740	=item $attachable->attach ($attachment, key => $value...)
639		741
…		…
921	}	1023	}
922		1024
923	0	1025	0
924	}	1026	}
925		1027
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1028	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1029
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1031
930	Generate an object-specific event with the given arguments.	1032	Generate an object-specific event with the given arguments.
931		1033
…		…
937		1039
938	=cut	1040	=cut
939		1041
940	#############################################################################	1042	#############################################################################
941	# object support	1043	# object support
942	#
943		1044
		1045	sub _object_equal($$);
		1046	sub _object_equal($$) {
		1047	my ($a, $b) = @_;
		1048
		1049	return 0 unless (ref $a) eq (ref $b);
		1050
		1051	if ("HASH" eq ref $a) {
		1052	my @ka = keys %$a;
		1053	my @kb = keys %$b;
		1054
		1055	return 0 if @ka != @kb;
		1056
		1057	for (0 .. $#ka) {
		1058	return 0 unless $ka[$_] eq $kb[$_];
		1059	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1060	}
		1061
		1062	} elsif ("ARRAY" eq ref $a) {
		1063
		1064	return 0 if @$a != @$b;
		1065
		1066	for (0 .. $#$a) {
		1067	return 0 unless _object_equal $a->[$_], $b->[$_];
		1068	}
		1069
		1070	} elsif ($a ne $b) {
		1071	return 0;
		1072	}
		1073
		1074	1
		1075	}
		1076
		1077	our $SLOW_MERGES;#d#
944	sub _can_merge {	1078	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1079	my ($ob1, $ob2) = @_;
946		1080
947	local $Storable::canonical = 1;	1081	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1082
951	$fob1 eq $fob2	1083	# we do the slow way here
		1084	return _object_equal $ob1, $ob2
952	}	1085	}
953		1086
954	sub reattach {	1087	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1088	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1089	my ($obj) = @_;
…		…
978	cf::attachable->attach (	1111	cf::attachable->attach (
979	prio => -1000000,	1112	prio => -1000000,
980	on_instantiate => sub {	1113	on_instantiate => sub {
981	my ($obj, $data) = @_;	1114	my ($obj, $data) = @_;
982		1115
983	$data = from_json $data;	1116	$data = decode_json $data;
984		1117
985	for (@$data) {	1118	for (@$data) {
986	my ($name, $args) = @$_;	1119	my ($name, $args) = @$_;
987		1120
988	$obj->attach ($name, %{$args || {} });	1121	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1137	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1138	my ($filename, $rdata, $objs) = @_;
1006		1139
1007	sync_job {	1140	sync_job {
1008	if (length $$rdata) {	1141	if (length $$rdata) {
		1142	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1143	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1144	$decname, length $$rdata, scalar @$objs;
1011		1145
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1147	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1149	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1150	aio_close $fh;
1017		1151
1018	if (@$objs) {	1152	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1156	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1157	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1158	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1159	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1160	}
1027	} else {	1161	} else {
1028	aio_unlink "$filename.pst";	1162	aio_unlink "$filename.pst";
1029	}	1163	}
…		…
1034	}	1168	}
1035	} else {	1169	} else {
1036	aio_unlink $filename;	1170	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1038	}	1172	}
1039	}	1173	};
1040	}	1174	}
1041		1175
1042	sub object_freezer_as_string {	1176	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1177	my ($rdata, $objs) = @_;
1044		1178
…		…
1056	or return;	1190	or return;
1057		1191
1058	unless (aio_stat "$filename.pst") {	1192	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1193	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1194	or return;
		1195
1061	$av = eval { (Storable::thaw $av)->{objs} };	1196	my $st = eval { Coro::Storable::thaw $av };
		1197	$av = $st->{objs};
1062	}	1198	}
1063		1199
		1200	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1201	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1202	$decname, length $data, scalar @{$av || []};
		1203
1066	return ($data, $av);	1204	($data, $av)
1067	}	1205	}
1068		1206
1069	=head2 COMMAND CALLBACKS	1207	=head2 COMMAND CALLBACKS
1070		1208
1071	=over 4	1209	=over 4
…		…
1149	my ($type, $reply, @payload) =	1287	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1288	"ARRAY" eq ref $msg
1151	? @$msg	1289	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1290	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1291
		1292	my @reply;
		1293
1154	if (my $cb = $EXTCMD{$type}) {	1294	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1295	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1296	}
		1297
		1298	$pl->ext_reply ($reply, @reply)
		1299	if $reply;
		1300
1160	} else {	1301	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1303	}
1163		1304
1164	cf::override;	1305	cf::override;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1358	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1359	: "$v->{base}: extension inactive.\n";
1219		1360
1220	if (exists $v->{meta}{mandatory}) {	1361	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1362	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1363	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1364	}
1225		1365
1226	warn $msg;	1366	warn $msg;
1227	}	1367	}
1228		1368
…		…
1253	use Coro::AIO;	1393	use Coro::AIO;
1254		1394
1255	=head3 cf::player	1395	=head3 cf::player
1256		1396
1257	=over 4	1397	=over 4
		1398
		1399	=item cf::player::num_playing
		1400
		1401	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1402
		1403	=cut
		1404
		1405	sub num_playing {
		1406	scalar grep
		1407	$_->ob->map
		1408	&& !$_->hidden
		1409	&& !$_->ob->flag (cf::FLAG_WIZ),
		1410	cf::player::list
		1411	}
1258		1412
1259	=item cf::player::find $login	1413	=item cf::player::find $login
1260		1414
1261	Returns the given player object, loading it if necessary (might block).	1415	Returns the given player object, loading it if necessary (might block).
1262		1416
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1452	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1453	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1454	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1455	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1456
1303	my $pl = load_pl path $login	1457	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1458	or return;
		1459
		1460	my $pl = cf::player::load_pl $f
		1461	or return;
		1462
		1463	local $cf::PLAYER_LOADING{$login} = $pl;
		1464	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1306	}	1466	}
1307	}	1467	}
1308	}	1468	}
1309		1469
…		…
1318	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1319		1479
1320	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
1322		1482
		1483	cf::get_slot 0.01;
		1484
1323	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1324	Coro::cede;	1486	cf::cede_to_tick;
1325	}	1487	}
1326		1488
1327	sub new($) {	1489	sub new($) {
1328	my ($login) = @_;	1490	my ($login) = @_;
1329		1491
…		…
1362	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1525	$pl->password ("*"); # this should lock out the player until we nuked the dir
1364		1526
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1369		1533
1370	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1571	or return [];
1408		1572
1409	my @logins;	1573	my @logins;
1410		1574
1411	for my $login (@$dirs) {	1575	for my $login (@$dirs) {
		1576	my $path = path $login;
		1577
		1578	# a .pst is a dead give-away for a valid player
		1579	# if no pst file found, open and chekc for blocked users
		1580	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1584	}
1415		1585
1416	utf8::decode $login;	1586	utf8::decode $login;
1417	push @logins, $login;	1587	push @logins, $login;
1418	}	1588	}
1419		1589
…		…
1452		1622
1453	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1454		1624
1455	=cut	1625	=cut
1456		1626
		1627	use re 'eval';
		1628
		1629	my $group;
		1630	my $interior; $interior = qr{
		1631	# match a pod interior sequence sans C<< >>
		1632	(?:
		1633	\ (.*?)\ (?{ $group = $^N })
		1634	| < (??{$interior}) >
		1635	)
		1636	}x;
		1637
1457	sub expand_cfpod {	1638	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1459		1640
1460	# escape & and <	1641	my $xml;
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463		1642
1464	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1465		1646
1466	1 while	1647	$group =~ s/&/&amp;/g;
1467	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1468	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1471	# replace G<male|female> tags	1652	([BCGHITU])
1472	|| s{G<([^>|]*)\|([^>]*)>}{	1653	<
1473	$self->gender ? $2 : $1	1654	(?:
1474	}ge	1655	([^<>]*) (?{ $group = $^N })
1475	# replace H<hint text>	1656	| < $interior >
1476	|| s{H<([^\>]*)>}	1657	)
		1658	>
		1659	%gcsx
1477	{	1660	) {
		1661	my ($code, $data) = ($1, $group);
		1662
		1663	if ($code eq "B") {
		1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1665	} elsif ($code eq "I") {
		1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1667	} elsif ($code eq "U") {
		1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1669	} elsif ($code eq "C") {
		1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1671	} elsif ($code eq "T") {
		1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1673	} elsif ($code eq "G") {
		1674	my ($male, $female) = split /\|/, $data;
		1675	$data = $self->gender ? $female : $male;
		1676	$xml .= expand_cfpod ($self, $data);
		1677	} elsif ($code eq "H") {
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")	1680	"")
1481	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1482	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1483		1692
		1693	for ($xml) {
1484	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1486		1696
1487	# compress some whitespace	1697	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1492		1703
1493	$_	1704	$xml
1494	}	1705	}
		1706
		1707	no re 'eval';
1495		1708
1496	sub hintmode {	1709	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}	1711	$_[0]{hintmode}
1499	}	1712	}
…		…
1505	=cut	1718	=cut
1506		1719
1507	sub ext_reply($$@) {	1720	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1721	my ($self, $id, @msg) = @_;
1509		1722
1510	if ($self->ns->extcmd == 2) {	1723	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1724	}
1518		1725
1519	=item $player->ext_msg ($type, @msg)	1726	=item $player->ext_msg ($type, @msg)
1520		1727
1521	Sends an ext event to the client.	1728	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1579		1786
1580	sub generate_random_map {	1787	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1788	my ($self, $rmp) = @_;
		1789
		1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1791
1582	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1793	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1918
1709	# the temporary/swap location	1919	# the temporary/swap location
1710	sub save_path {	1920	sub save_path {
1711	my ($self) = @_;	1921	my ($self) = @_;
1712		1922
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1715	}	1925	}
1716		1926
1717	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1718	sub uniq_path {	1928	sub uniq_path {
1719	my ($self) = @_;	1929	my ($self) = @_;
1720		1930
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1723	}	1933	}
1724		1934
1725	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1726	# all maps in C++...	1936	# all maps in C++...
…		…
1749		1959
1750	sub load_header_from($) {	1960	sub load_header_from($) {
1751	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1752		1962
1753	utf8::encode $path;	1963	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1759		1972
1760	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1761		1974
1762	1	1975	1
1763	}	1976	}
…		…
1817	sub find {	2030	sub find {
1818	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1819		2032
1820	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1821		2034
		2035	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1823		2037
1824	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
		2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	2040	my $guard2 = cf::lock_acquire "map_find:$path";
		2041
1826	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1827	or return;	2043	or return;
1828		2044
1829	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1830		2046
…		…
1832	or return;	2048	or return;
1833		2049
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1837	$map->reset;	2055	$map->reset;
1838	undef $guard;
1839	return find $path;	2056	return find $path;
1840	}	2057	}
1841		2058
1842	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1843	}	2060	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1853		2070
1854	my $path = $self->{path};	2071	my $path = $self->{path};
1855		2072
1856	{	2073	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1858		2075
		2076	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2078
1861	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1862		2080
1863	$self->alloc;	2081	$self->alloc;
1864		2082
1865	$self->pre_load;	2083	$self->pre_load;
1866	Coro::cede;	2084	cf::cede_to_tick;
1867		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1869	or return;	2089	or return;
1870		2090
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1872	if delete $self->{load_original};	2092	if delete $self->{load_original};
1873		2093
1874	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2095	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2098	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1879	}	2102	}
1880	}	2103	}
1881		2104
1882	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1883	# now do the right thing for maps	2108	# now do the right thing for maps
1884	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2111	unless $self->difficulty;
1887	Coro::cede;	2112	cf::cede_to_tick;
1888		2113
1889	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2115	$self->decay_objects;
1891	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1892	$self->update_buttons;	2117	$self->update_buttons;
1893	Coro::cede;	2118	cf::cede_to_tick;
1894	$self->set_darkness_map;	2119	$self->set_darkness_map;
1895	Coro::cede;	2120	cf::cede_to_tick;
1896	$self->activate;	2121	$self->activate;
1897	}	2122	}
1898		2123
1899	$self->{last_save} = $cf::RUNTIME;	2124	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2125	$self->last_access ($cf::RUNTIME);
1901		2126
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2128	}
1904		2129
1905	$self->post_load;	2130	$self->post_load;
1906	}	2131	}
1907		2132
…		…
1950	}	2175	}
1951		2176
1952	sub do_load_sync {	2177	sub do_load_sync {
1953	my ($map) = @_;	2178	my ($map) = @_;
1954		2179
		2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2181	if $Coro::current == $Coro::main;
		2182
1955	cf::sync_job { $map->load };	2183	cf::sync_job { $map->load };
1956	}	2184	}
1957		2185
1958	our %MAP_PREFETCH;	2186	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2187	our $MAP_PREFETCHER = undef;
1960		2188
1961	sub find_async {	2189	sub find_async {
1962	my ($path, $origin) = @_;	2190	my ($path, $origin, $load) = @_;
1963		2191
1964	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
1965		2193
1966	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2196	}
1969		2197
1970	undef $MAP_PREFETCH{$path};	2198	$MAP_PREFETCH{$path} |= $load;
		2199
1971	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
		2201	$Coro::current->{desc} = "map prefetcher";
		2202
1972	while (%MAP_PREFETCH) {	2203	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2204	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2205	if (my $map = find $k) {
1975	$map->load;	2206	$map->load if $v;
1976	}	2207	}
1977		2208
1978	delete $MAP_PREFETCH{$path};	2209	delete $MAP_PREFETCH{$k};
1979	}	2210	}
1980	}	2211	}
1981	undef $MAP_PREFETCHER;	2212	undef $MAP_PREFETCHER;
1982	};	2213	};
1983	$MAP_PREFETCHER->prio (6);	2214	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2217	}
1987		2218
1988	sub save {	2219	sub save {
1989	my ($self) = @_;	2220	my ($self) = @_;
1990		2221
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2223
1993	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
1994		2225
1995	return unless $self->dirty;	2226	return unless $self->dirty;
1996		2227
…		…
2002	return if $self->{deny_save};	2233	return if $self->{deny_save};
2003		2234
2004	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
2005		2236
2006	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2008	};	2240	};
		2241
		2242	cf::get_slot 0.02;
2009		2243
2010	if ($uniq) {	2244	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2247	} else {
…		…
2019	my ($self) = @_;	2253	my ($self) = @_;
2020		2254
2021	# save first because save cedes	2255	# save first because save cedes
2022	$self->save;	2256	$self->save;
2023		2257
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2259
2026	return if $self->players;	2260	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2262	return if $self->{deny_save};
2029		2263
		2264	$self->in_memory (cf::MAP_SWAPPED);
		2265
		2266	$self->deactivate;
		2267	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2268	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2269	}
2033		2270
2034	sub reset_at {	2271	sub reset_at {
2035	my ($self) = @_;	2272	my ($self) = @_;
2036		2273
…		…
2068	if $uniq;	2305	if $uniq;
2069	}	2306	}
2070		2307
2071	delete $cf::MAP{$self->path};	2308	delete $cf::MAP{$self->path};
2072		2309
		2310	$self->deactivate;
		2311	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2312	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2313
2077	$self->unlink_save;	2314	$self->unlink_save;
2078	$self->destroy;	2315	$self->destroy;
2079	}	2316	}
2080		2317
2081	my $nuke_counter = "aaaa";	2318	my $nuke_counter = "aaaa";
2082		2319
2083	sub nuke {	2320	sub nuke {
2084	my ($self) = @_;	2321	my ($self) = @_;
2085		2322
		2323	{
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
2086	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2087		2327
2088	$self->unlink_save;	2328	$self->unlink_save;
2089		2329
2090	bless $self, "cf::map";	2330	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2331	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2332	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2333	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2335
2096	$cf::MAP{$self->path} = $self;	2336	$cf::MAP{$self->path} = $self;
		2337	}
2097		2338
2098	$self->reset; # polite request, might not happen	2339	$self->reset; # polite request, might not happen
2099	}	2340	}
2100		2341
2101	=item $maps = cf::map::tmp_maps	2342	=item $maps = cf::map::tmp_maps
…		…
2143		2384
2144	sub unique_maps() {	2385	sub unique_maps() {
2145	[	2386	[
2146	map {	2387	map {
2147	utf8::decode $_;	2388	utf8::decode $_;
2148	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2149	? normalise $_	2392	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2394	]
2153	}	2395	}
2154		2396
2155	package cf;
2156
2157	=back	2397	=back
2158		2398
2159	=head3 cf::object	2399	=head3 cf::object
2160		2400
2161	=cut	2401	=cut
…		…
2164		2404
2165	=over 4	2405	=over 4
2166		2406
2167	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2168		2408
2169	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2170		2411
2171	=cut	2412	=cut
2172		2413
2173	sub inv_recursive_;	2414	sub inv_recursive_;
2174	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2177		2418
2178	sub inv_recursive {	2419	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2180	}	2421	}
2181		2422
		2423	=item $ref = $ob->ref
		2424
		2425	Creates and returns a persistent reference to an object that can be stored as a string.
		2426
		2427	=item $ob = cf::object::deref ($refstring)
		2428
		2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2430	even if the object actually exists. May block.
		2431
		2432	=cut
		2433
		2434	sub deref {
		2435	my ($ref) = @_;
		2436
		2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2438	my ($uuid, $name) = ($1, $2);
		2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2440	or return;
		2441	$pl->ob->uuid eq $uuid
		2442	or return;
		2443
		2444	$pl->ob
		2445	} else {
		2446	warn "$ref: cannot resolve object reference\n";
		2447	undef
		2448	}
		2449	}
		2450
2182	package cf;	2451	package cf;
2183		2452
2184	=back	2453	=back
2185		2454
2186	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2192	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2461	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2193	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2194	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2195		2464
2196	=cut	2465	=cut
		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
2197		2480
2198	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2482	# with dialog boxes.
2200	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2201	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2498
2216	} else {	2499	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2502	}
2220	}	2503	}
2221	}	2504	}
2222		2505
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2331	her, loading and preparing them map, calling the provided $check callback	2614	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2615	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2616	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2617	be called at the end of this process.
2335		2618
		2619	Note that $check will be called with a potentially non-loaded map, so if
		2620	it needs a loaded map it has to call C<< ->load >>.
		2621
2336	=cut	2622	=cut
2337		2623
2338	our $GOTOGEN;	2624	our $GOTOGEN;
2339		2625
2340	sub cf::object::player::goto {	2626	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2631
2346	$self->enter_link;	2632	$self->enter_link;
2347		2633
2348	(async {	2634	(async {
		2635	$Coro::current->{desc} = "player::goto $path $x $y";
		2636
		2637	# *tag paths override both path and x|y
		2638	if ($path =~ /^\*(.*)$/) {
		2639	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2640	my $ob = $obs[rand @obs];
		2641
		2642	# see if we actually can go there
		2643	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2644	$ob = $obs[rand @obs];
		2645	} else {
		2646	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2647	}
		2648	# else put us there anyways for now #d#
		2649
		2650	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2651	} else {
		2652	($path, $x, $y) = (undef, undef, undef);
		2653	}
		2654	}
		2655
2349	my $map = eval {	2656	my $map = eval {
2350	my $map = cf::map::find $path;	2657	my $map = defined $path ? cf::map::find $path : undef;
2351		2658
2352	if ($map) {	2659	if ($map) {
2353	$map = $map->customise_for ($self);	2660	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2661	$map = $check->($map) if $check && $map;
2355	} else {	2662	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2663	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2664	}
2358		2665
2359	$map	2666	$map
2360	};	2667	};
2361		2668
…		…
2397	}	2704	}
2398		2705
2399	sub prepare_random_map {	2706	sub prepare_random_map {
2400	my ($exit) = @_;	2707	my ($exit) = @_;
2401		2708
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2709	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2710	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2711	# that depends on the exit object
2407		2712
2408	my $rmp = parse_random_map_params $exit->msg;	2713	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2715	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2716	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2717	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2718	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2719	$rmp->{origin_y} = $exit->y;
		2720
		2721	$exit->map->touch;
2415	}	2722	}
2416		2723
2417	$rmp->{random_seed} ||= $exit->random_seed;	2724	$rmp->{random_seed} ||= $exit->random_seed;
2418		2725
2419	my $data = cf::to_json $rmp;	2726	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2727	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2728	my $meta = "$RANDOMDIR/$md5.meta";
2422		2729
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2730	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2731	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2732	undef $fh;
2426	aio_rename "$meta~", $meta;	2733	aio_rename "$meta~", $meta;
2427		2734
		2735	my $slaying = "?random/$md5";
		2736
		2737	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2738	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2739	$exit->msg (undef);
		2740	}
2430	}	2741	}
2431	}	2742	}
2432		2743
2433	sub cf::object::player::enter_exit {	2744	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2745	my ($self, $exit) = @_;
2435		2746
2436	return unless $self->type == cf::PLAYER;	2747	return unless $self->type == cf::PLAYER;
2437		2748
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2749	$self->enter_link;
2450		2750
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2751	(async {
2456	$self->deactivate_recursive; # just to be sure	2752	$Coro::current->{desc} = "enter_exit";
		2753
2457	unless (eval {	2754	unless (eval {
		2755	$self->deactivate_recursive; # just to be sure
		2756
		2757	# random map handling
		2758	{
		2759	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2760
		2761	prepare_random_map $exit
		2762	if $exit->slaying eq "/!";
		2763	}
		2764
		2765	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2766	my $x = $exit->stats->hp;
		2767	my $y = $exit->stats->sp;
		2768
2458	$self->goto ($slaying, $hp, $sp);	2769	$self->goto ($map, $x, $y);
2459		2770
		2771	# if exit is damned, update players death & WoR home-position
		2772	$self->contr->savebed ($map, $x, $y)
		2773	if $exit->flag (cf::FLAG_DAMNED);
		2774
2460	1;	2775	1
2461	}) {	2776	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2777	$self->message ("Something went wrong deep within the crossfire server. "
2463	. "I'll try to bring you back to the map you were before. "	2778	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2779	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2780	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2810	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2811	the message unless the client supports the msg packet.
2497		2812
2498	=cut	2813	=cut
2499		2814
		2815	# non-persistent channels (usually the info channel)
		2816	our %CHANNEL = (
		2817	"c/identify" => {
		2818	id => "infobox",
		2819	title => "Identify",
		2820	reply => undef,
		2821	tooltip => "Items recently identified",
		2822	},
		2823	"c/examine" => {
		2824	id => "infobox",
		2825	title => "Examine",
		2826	reply => undef,
		2827	tooltip => "Signs and other items you examined",
		2828	},
		2829	"c/book" => {
		2830	id => "infobox",
		2831	title => "Book",
		2832	reply => undef,
		2833	tooltip => "The contents of a note or book",
		2834	},
		2835	"c/lookat" => {
		2836	id => "infobox",
		2837	title => "Look",
		2838	reply => undef,
		2839	tooltip => "What you saw there",
		2840	},
		2841	"c/who" => {
		2842	id => "infobox",
		2843	title => "Players",
		2844	reply => undef,
		2845	tooltip => "Shows players who are currently online",
		2846	},
		2847	"c/body" => {
		2848	id => "infobox",
		2849	title => "Body Parts",
		2850	reply => undef,
		2851	tooltip => "Shows which body parts you posess and are available",
		2852	},
		2853	"c/uptime" => {
		2854	id => "infobox",
		2855	title => "Uptime",
		2856	reply => undef,
		2857	tooltip => "How long the server has been running since last restart",
		2858	},
		2859	"c/mapinfo" => {
		2860	id => "infobox",
		2861	title => "Map Info",
		2862	reply => undef,
		2863	tooltip => "Information related to the maps",
		2864	},
		2865	"c/party" => {
		2866	id => "party",
		2867	title => "Party",
		2868	reply => "gsay ",
		2869	tooltip => "Messages and chat related to your party",
		2870	},
		2871	);
		2872
2500	sub cf::client::send_msg {	2873	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2874	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2875
2503	$msg = $self->pl->expand_cfpod ($msg);	2876	$msg = $self->pl->expand_cfpod ($msg);
2504		2877
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2878	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2879
		2880	# check predefined channels, for the benefit of C
		2881	if ($CHANNEL{$channel}) {
		2882	$channel = $CHANNEL{$channel};
		2883
		2884	$self->ext_msg (channel_info => $channel)
		2885	if $self->can_msg;
		2886
		2887	$channel = $channel->{id};
		2888
2507	if (ref $channel) {	2889	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2890	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2891	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2892	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2893	$self->ext_msg (channel_info => $channel)
		2894	if $self->can_msg;
2512	}	2895	}
2513		2896
2514	$channel = $channel->{id};	2897	$channel = $channel->{id};
2515	}	2898	}
2516		2899
…		…
2557	=cut	2940	=cut
2558		2941
2559	sub cf::client::ext_msg($$@) {	2942	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2943	my ($self, $type, @msg) = @_;
2561		2944
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2945	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2947	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2948	push @msg, msgtype => "event_$type";
		2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2950	}
		2951	}
		2952
		2953	=item $client->ext_reply ($msgid, @msg)
		2954
		2955	Sends an ext reply to the client.
		2956
		2957	=cut
		2958
		2959	sub cf::client::ext_reply($$@) {
		2960	my ($self, $id, @msg) = @_;
		2961
		2962	if ($self->extcmd == 2) {
		2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2964	} elsif ($self->extcmd == 1) {
		2965	#TODO: version 1, remove
		2966	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2968	}
2570	}	2969	}
2571		2970
2572	=item $success = $client->query ($flags, "text", \&cb)	2971	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	3033	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	3034	"ARRAY" eq ref $msg
2636	? @$msg	3035	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3036	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		3037
		3038	my @reply;
		3039
2639	if (my $cb = $EXTICMD{$type}) {	3040	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	3041	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	3042	}
		3043
		3044	$ns->ext_reply ($reply, @reply)
		3045	if $reply;
		3046
2645	} else {	3047	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3048	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3049	}
2648		3050
2649	cf::override;	3051	cf::override;
…		…
2709	=pod	3111	=pod
2710		3112
2711	The following functions and methods are available within a safe environment:	3113	The following functions and methods are available within a safe environment:
2712		3114
2713	cf::object	3115	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3116	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3117	insert remove name archname title slaying race decrease split
2716		3118
2717	cf::object::player	3119	cf::object::player
2718	player	3120	player
2719		3121
2720	cf::player	3122	cf::player
…		…
2725		3127
2726	=cut	3128	=cut
2727		3129
2728	for (	3130	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3132	insert remove inv nrof name archname title slaying race
		3133	decrease split destroy change_exp)],
2731	["cf::object::player" => qw(player)],	3134	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3135	["cf::player" => qw(peaceful)],
2733	["cf::map" => qw(trigger)],	3136	["cf::map" => qw(trigger)],
2734	) {	3137	) {
2735	no strict 'refs';	3138	no strict 'refs';
…		…
2811	# the server's init and main functions	3214	# the server's init and main functions
2812		3215
2813	sub load_facedata($) {	3216	sub load_facedata($) {
2814	my ($path) = @_;	3217	my ($path) = @_;
2815		3218
		3219	# HACK to clear player env face cache, we need some signal framework
		3220	# for this (global event?)
		3221	%ext::player_env::MUSIC_FACE_CACHE = ();
		3222
2816	my $enc = JSON::XS->new->utf8->canonical;	3223	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2817		3224
2818	warn "loading facedata from $path\n";	3225	warn "loading facedata from $path\n";
2819		3226
2820	my $facedata;	3227	my $facedata;
2821	0 < aio_load $path, $facedata	3228	0 < aio_load $path, $facedata
…		…
2825		3232
2826	$facedata->{version} == 2	3233	$facedata->{version} == 2
2827	or cf::cleanup "$path: version mismatch, cannot proceed.";	3234	or cf::cleanup "$path: version mismatch, cannot proceed.";
2828		3235
2829	# patch in the exptable	3236	# patch in the exptable
2830	cf::cede_to_tick;
2831	$facedata->{resource}{"res/exp_table"} = {	3237	$facedata->{resource}{"res/exp_table"} = {
2832	type => FT_RSRC,	3238	type => FT_RSRC,
2833	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2834	};	3240	};
2835	cf::cede_to_tick;	3241	cf::cede_to_tick;
2836		3242
2837	{	3243	{
2838	my $faces = $facedata->{faceinfo};	3244	my $faces = $facedata->{faceinfo};
2839		3245
2840	while (my ($face, $info) = each %$faces) {	3246	while (my ($face, $info) = each %$faces) {
2841	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3248
2842	cf::face::set_visibility $idx, $info->{visibility};	3249	cf::face::set_visibility $idx, $info->{visibility};
2843	cf::face::set_magicmap $idx, $info->{magicmap};	3250	cf::face::set_magicmap $idx, $info->{magicmap};
2844	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2845	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2846		3253
2847	cf::cede_to_tick;	3254	cf::cede_to_tick;
2848	}	3255	}
2849		3256
2850	while (my ($face, $info) = each %$faces) {	3257	while (my ($face, $info) = each %$faces) {
2851	next unless $info->{smooth};	3258	next unless $info->{smooth};
		3259
2852	my $idx = cf::face::find $face	3260	my $idx = cf::face::find $face
2853	or next;	3261	or next;
		3262
2854	if (my $smooth = cf::face::find $info->{smooth}) {	3263	if (my $smooth = cf::face::find $info->{smooth}) {
2855	cf::face::set_smooth $idx, $smooth;	3264	cf::face::set_smooth $idx, $smooth;
2856	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2857	} else {	3266	} else {
2858	warn "smooth face '$info->{smooth}' not found for face '$face'";	3267	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2876	{	3285	{
2877	# TODO: for gcfclient pleasure, we should give resources	3286	# TODO: for gcfclient pleasure, we should give resources
2878	# that gcfclient doesn't grok a >10000 face index.	3287	# that gcfclient doesn't grok a >10000 face index.
2879	my $res = $facedata->{resource};	3288	my $res = $facedata->{resource};
2880		3289
2881	my $soundconf = delete $res->{"res/sound.conf"};
2882
2883	while (my ($name, $info) = each %$res) {	3290	while (my ($name, $info) = each %$res) {
		3291	if (defined $info->{type}) {
2884	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2885	my $data;	3293	my $data;
2886		3294
2887	if ($info->{type} & 1) {	3295	if ($info->{type} & 1) {
2888	# prepend meta info	3296	# prepend meta info
2889		3297
2890	my $meta = $enc->encode ({	3298	my $meta = $enc->encode ({
2891	name => $name,	3299	name => $name,
2892	%{ $info->{meta} || {} },	3300	%{ $info->{meta} || {} },
2893	});	3301	});
2894		3302
2895	$data = pack "(w/a*)*", $meta, $info->{data};	3303	$data = pack "(w/a*)*", $meta, $info->{data};
		3304	} else {
		3305	$data = $info->{data};
		3306	}
		3307
		3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3309	cf::face::set_type $idx, $info->{type};
		3310	} else {
		3311	$RESOURCE{$name} = $info;
2896	}	3312	}
2897		3313
2898	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2899	cf::face::set_type $idx, $info->{type};
2900
2901	cf::cede_to_tick;	3314	cf::cede_to_tick;
2902	}	3315	}
2903
2904	if ($soundconf) {
2905	$soundconf = $enc->decode (delete $soundconf->{data});
2906
2907	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2908	my $sound = $soundconf->{compat}[$_]
2909	or next;
2910
2911	my $face = cf::face::find "sound/$sound->[1]";
2912	cf::sound::set $sound->[0] => $face;
2913	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2914	}
2915
2916	while (my ($k, $v) = each %{$soundconf->{event}}) {
2917	my $face = cf::face::find "sound/$v";
2918	cf::sound::set $k => $face;
2919	}
2920	}
2921	}	3316	}
		3317
		3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3319
2923	1	3320	1
2924	}	3321	}
		3322
		3323	cf::global->attach (on_resource_update => sub {
		3324	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3325	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3326
		3327	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3328	my $sound = $soundconf->{compat}[$_]
		3329	or next;
		3330
		3331	my $face = cf::face::find "sound/$sound->[1]";
		3332	cf::sound::set $sound->[0] => $face;
		3333	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3334	}
		3335
		3336	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3337	my $face = cf::face::find "sound/$v";
		3338	cf::sound::set $k => $face;
		3339	}
		3340	}
		3341	});
2925		3342
2926	register_exticmd fx_want => sub {	3343	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3344	my ($ns, $want) = @_;
2928		3345
2929	while (my ($k, $v) = each %$want) {	3346	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3347	$ns->fx_want ($k, $v);
2931	}	3348	}
2932	};	3349	};
2933		3350
		3351	sub load_resource_file($) {
		3352	my $guard = lock_acquire "load_resource_file";
		3353
		3354	my $status = load_resource_file_ $_[0];
		3355	get_slot 0.1, 100;
		3356	cf::arch::commit_load;
		3357
		3358	$status
		3359	}
		3360
2934	sub reload_regions {	3361	sub reload_regions {
		3362	# HACK to clear player env face cache, we need some signal framework
		3363	# for this (global event?)
		3364	%ext::player_env::MUSIC_FACE_CACHE = ();
		3365
2935	load_resource_file "$MAPDIR/regions"	3366	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3367	or die "unable to load regions file\n";
2937		3368
2938	for (cf::region::list) {	3369	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3370	$_->{match} = qr/$_->{match}/
…		…
2947	}	3378	}
2948		3379
2949	sub reload_archetypes {	3380	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3381	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3382	or die "unable to load archetypes\n";
2952	#d# NEED to laod twice to resolve forward references
2953	# this really needs to be done in an extra post-pass
2954	# (which needs to be synchronous, so solve it differently)
2955	load_resource_file "$DATADIR/archetypes"
2956	or die "unable to load archetypes\n";
2957	}	3383	}
2958		3384
2959	sub reload_treasures {	3385	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3386	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3387	or die "unable to load treasurelists\n";
2962	}	3388	}
2963		3389
2964	sub reload_resources {	3390	sub reload_resources {
2965	warn "reloading resource files...\n";	3391	warn "reloading resource files...\n";
2966		3392
		3393	reload_facedata;
		3394	reload_archetypes;
2967	reload_regions;	3395	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3396	reload_treasures;
2972		3397
2973	warn "finished reloading resource files\n";	3398	warn "finished reloading resource files\n";
2974	}	3399	}
2975		3400
2976	sub init {	3401	sub init {
		3402	my $guard = freeze_mainloop;
		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
2977	reload_resources;	3406	reload_resources;
2978	}	3407	}
2979		3408
2980	sub cfg_load {	3409	sub reload_config {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3410	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3411	or return;
2983		3412
2984	local $/;	3413	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3414	*CFG = YAML::Load <$fh>;
2986		3415
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3417
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2990	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3001	sub main {	3430	sub main {
3002	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3434	(async {
3006	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3008	};	3438	};
3009		3439
3010	cfg_load;	3440	{
		3441	my $guard = freeze_mainloop;
		3442	reload_config;
3011	db_init;	3443	db_init;
3012	load_extensions;	3444	load_extensions;
3013		3445
3014	$TICK_WATCHER->start;	3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3447	}
		3448
3015	Event::loop;	3449	EV::loop;
3016	}	3450	}
3017		3451
3018	#############################################################################	3452	#############################################################################
3019	# initialisation and cleanup	3453	# initialisation and cleanup
3020		3454
3021	# install some emergency cleanup handlers	3455	# install some emergency cleanup handlers
3022	BEGIN {	3456	BEGIN {
		3457	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3458	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3460	cf::cleanup "SIG$signal";
3031	},
3032	);	3461	};
3033	}	3462	}
3034	}	3463	}
3035		3464
3036	sub write_runtime {	3465	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";	3466	my $runtime = "$LOCALDIR/runtime";
3038		3467
3039	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3041		3470
…		…
3067	and return;	3496	and return;
3068		3497
3069	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3070		3499
3071	1	3500	1
		3501	}
		3502
		3503	our $uuid_lock;
		3504	our $uuid_skip;
		3505
		3506	sub write_uuid_sync($) {
		3507	$uuid_skip ||= $_[0];
		3508
		3509	return if $uuid_lock;
		3510	local $uuid_lock = 1;
		3511
		3512	my $uuid = "$LOCALDIR/uuid";
		3513
		3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3515	or return;
		3516
		3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3518	$uuid_skip = 0;
		3519
		3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3521	and return;
		3522
		3523	# always fsync - this file is important
		3524	aio_fsync $fh
		3525	and return;
		3526
		3527	close $fh
		3528	or return;
		3529
		3530	aio_rename "$uuid~", $uuid
		3531	and return;
		3532
		3533	warn "uuid file written ($value).\n";
		3534
		3535	1
		3536
		3537	}
		3538
		3539	sub write_uuid($$) {
		3540	my ($skip, $sync) = @_;
		3541
		3542	$sync ? write_uuid_sync $skip
		3543	: async { write_uuid_sync $skip };
3072	}	3544	}
3073		3545
3074	sub emergency_save() {	3546	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3547	my $freeze_guard = cf::freeze_mainloop;
3076		3548
…		…
3082	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3555	warn "begin emergency player save\n";
3084	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3560	$pl->save;
3088	}	3561	}
3089	warn "end emergency player save\n";	3562	warn "end emergency player save\n";
3090		3563
3091	warn "begin emergency map save\n";	3564	warn "begin emergency map save\n";
…		…
3097	warn "end emergency map save\n";	3570	warn "end emergency map save\n";
3098		3571
3099	warn "begin emergency database checkpoint\n";	3572	warn "begin emergency database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3574	warn "end emergency database checkpoint\n";
		3575
		3576	warn "begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "end write uuid\n";
3102	};	3579	};
3103		3580
3104	warn "leave emergency perl save\n";	3581	warn "leave emergency perl save\n";
3105	}	3582	}
3106		3583
…		…
3121	warn "reloading...";	3598	warn "reloading...";
3122		3599
3123	warn "entering sync_job";	3600	warn "entering sync_job";
3124		3601
3125	cf::sync_job {	3602	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3603	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3604	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3129		3606
3130	warn "syncing database to disk";	3607	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3608	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3609
3133	# if anything goes wrong in here, we should simply crash as we already saved	3610	# if anything goes wrong in here, we should simply crash as we already saved
3134
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139		3611
3140	warn "flushing outstanding aio requests";	3612	warn "flushing outstanding aio requests";
3141	for (;;) {	3613	for (;;) {
3142	BDB::flush;	3614	BDB::flush;
3143	IO::AIO::flush;	3615	IO::AIO::flush;
3144	Coro::cede;	3616	Coro::cede_notself;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3617	last unless IO::AIO::nreqs || BDB::nreqs;
3146	warn "iterate...";	3618	warn "iterate...";
3147	}	3619	}
3148		3620
3149	++$RELOAD;	3621	++$RELOAD;
…		…
3208	warn "reloading cf.pm";	3680	warn "reloading cf.pm";
3209	require cf;	3681	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3211		3683
3212	warn "loading config and database again";	3684	warn "loading config and database again";
3213	cf::cfg_load;	3685	cf::reload_config;
3214		3686
3215	warn "loading extensions";	3687	warn "loading extensions";
3216	cf::load_extensions;	3688	cf::load_extensions;
3217		3689
3218	warn "reattaching attachments to objects/players";	3690	warn "reattaching attachments to objects/players";
…		…
3225	warn "leaving sync_job";	3697	warn "leaving sync_job";
3226		3698
3227	1	3699	1
3228	} or do {	3700	} or do {
3229	warn $@;	3701	warn $@;
3230	warn "error while reloading, exiting.";	3702	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3703	};
3233		3704
3234	warn "reloaded";	3705	warn "reloaded";
3235	};	3706	};
3236		3707
…		…
3238		3709
3239	sub reload_perl() {	3710	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3711	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3712	# coro crashes during coro_state_free->destroy here.
3242		3713
3243	$RELOAD_WATCHER ||= Event->timer (	3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3244	reentrant => 0,
3245	after => 0,
3246	data => WF_AUTOCANCEL,
3247	cb => sub {
3248	do_reload_perl;	3715	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3716	undef $RELOAD_WATCHER;
3250	},
3251	);	3717	};
3252	}	3718	}
3253		3719
3254	register_command "reload" => sub {	3720	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3721	my ($who, $arg) = @_;
3256		3722
3257	if ($who->flag (FLAG_WIZ)) {	3723	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3724	$who->message ("reloading server.");
		3725	async {
		3726	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3727	reload_perl;
		3728	};
3260	}	3729	}
3261	};	3730	};
3262		3731
3263	unshift @INC, $LIBDIR;	3732	unshift @INC, $LIBDIR;
3264		3733
…		…
3266		3735
3267	our @WAIT_FOR_TICK;	3736	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3737	our @WAIT_FOR_TICK_BEGIN;
3269		3738
3270	sub wait_for_tick {	3739	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3741
3274	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3743	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3744	$signal->wait;
3277	}	3745	}
3278		3746
3279	sub wait_for_tick_begin {	3747	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3748	return if tick_inhibit || $Coro::current == $Coro::main;
3282		3749
3283	my $signal = new Coro::Signal;	3750	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3751	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3752	$signal->wait;
3286	}	3753	}
3287		3754
3288	my $min = 1e6;#d#	3755	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3756	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3757	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3758	unless ++$bug_warning > 10;
3300	return;	3759	return;
3301	}	3760	}
3302		3761
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3762	cf::server_tick; # one server iteration
3306		3763
3307	0 && sync_job {#d#	3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	for(1..10) {	3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	my $t = Event::time;	3766	Coro::async_pool {
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3767	$Coro::current->{desc} = "runtime saver";
3311	or die;	3768	write_runtime_sync
3312		3769	or warn "ERROR: unable to write runtime file: $!";
3313	$map->width (50);
3314	$map->height (50);
3315	$map->alloc;
3316	$map->_load_objects ("/tmp/x.map", 1);
3317	my $t = Event::time - $t;
3318
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	3770	};
		3771	}
3329		3772
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3774	$sig->send;
3346	}	3775	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3776	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3777	$sig->send;
3349	}	3778	}
3350		3779
3351	$NOW = Event::time;	3780	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3781	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3782
3362	_post_tick;	3783	if (0) {
3363		3784	if ($NEXT_TICK) {
3364		3785	my $jitter = $TICK_START - $NEXT_TICK;
		3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3787	warn "jitter $JITTER\n";#d#
		3788	}
3365	},	3789	}
3366	);	3790	}
3367		3791
3368	{	3792	{
3369	BDB::max_poll_time $TICK * 0.1;	3793	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3794
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	3795	BDB::min_parallel 8;
3379		3796	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3797	$AnyEvent::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		3798
3395	unless ($DB_ENV) {	3799	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	3800	$DB_ENV = BDB::db_env_create;
		3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3802	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3803	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3804	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3805	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		3806
3398	cf::sync_job {	3807	cf::sync_job {
3399	eval {	3808	eval {
3400	BDB::db_env_open	3809	BDB::db_env_open
3401	$DB_ENV,	3810	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3812	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3813	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3814	0666;
3406		3815
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3816	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	3817	};
3412		3818
3413	cf::cleanup "db_env_open(db): $@" if $@;	3819	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3820	};
3415	}	3821	}
		3822
		3823	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3824	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3825	};
		3826	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3827	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3828	};
		3829	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3830	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3831	};
3416	}	3832	}
3417		3833
3418	{	3834	{
		3835	# configure IO::AIO
		3836
3419	IO::AIO::min_parallel 8;	3837	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	3838	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	3839	undef $AnyEvent::AIO::WATCHER;
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	3840	}
3432		3841
3433	my $_log_backtrace;	3842	my $_log_backtrace;
3434		3843
3435	sub _log_backtrace {	3844	sub _log_backtrace {
…		…
3439		3848
3440	# limit the # of concurrent backtraces	3849	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	3850	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	3851	++$_log_backtrace;
3443	async {	3852	async {
		3853	$Coro::current->{desc} = "abt $msg";
		3854
3444	my @bt = fork_call {	3855	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	3856	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3857	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3858	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	3859	or die "addr2line: $!";

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