ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.333 by root, Sun Aug 19 09:14:50 2007 UTC vs.
Revision 1.435 by root, Thu May 29 03:33:20 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;
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->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
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...])
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2627	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2628
2346	$self->enter_link;	2629	$self->enter_link;
2347		2630
2348	(async {	2631	(async {
		2632	$Coro::current->{desc} = "player::goto $path $x $y";
		2633
		2634	# *tag paths override both path and x|y
		2635	if ($path =~ /^\*(.*)$/) {
		2636	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2637	my $ob = $obs[rand @obs];
		2638
		2639	# see if we actually can go there
		2640	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2641	$ob = $obs[rand @obs];
		2642	} else {
		2643	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2644	}
		2645	# else put us there anyways for now #d#
		2646
		2647	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2648	} else {
		2649	($path, $x, $y) = (undef, undef, undef);
		2650	}
		2651	}
		2652
2349	my $map = eval {	2653	my $map = eval {
2350	my $map = cf::map::find $path;	2654	my $map = defined $path ? cf::map::find $path : undef;
2351		2655
2352	if ($map) {	2656	if ($map) {
2353	$map = $map->customise_for ($self);	2657	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2658	$map = $check->($map) if $check && $map;
2355	} else {	2659	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2660	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2661	}
2358		2662
2359	$map	2663	$map
2360	};	2664	};
2361		2665
…		…
2397	}	2701	}
2398		2702
2399	sub prepare_random_map {	2703	sub prepare_random_map {
2400	my ($exit) = @_;	2704	my ($exit) = @_;
2401		2705
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2706	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2707	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2708	# that depends on the exit object
2407		2709
2408	my $rmp = parse_random_map_params $exit->msg;	2710	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2712	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2713	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2714	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2715	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2716	$rmp->{origin_y} = $exit->y;
		2717
		2718	$exit->map->touch;
2415	}	2719	}
2416		2720
2417	$rmp->{random_seed} ||= $exit->random_seed;	2721	$rmp->{random_seed} ||= $exit->random_seed;
2418		2722
2419	my $data = cf::to_json $rmp;	2723	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2724	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2725	my $meta = "$RANDOMDIR/$md5.meta";
2422		2726
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2727	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2728	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2729	undef $fh;
2426	aio_rename "$meta~", $meta;	2730	aio_rename "$meta~", $meta;
2427		2731
		2732	my $slaying = "?random/$md5";
		2733
		2734	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2735	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2736	$exit->msg (undef);
		2737	}
2430	}	2738	}
2431	}	2739	}
2432		2740
2433	sub cf::object::player::enter_exit {	2741	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2742	my ($self, $exit) = @_;
2435		2743
2436	return unless $self->type == cf::PLAYER;	2744	return unless $self->type == cf::PLAYER;
2437		2745
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;	2746	$self->enter_link;
2450		2747
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 {	2748	(async {
2456	$self->deactivate_recursive; # just to be sure	2749	$Coro::current->{desc} = "enter_exit";
		2750
2457	unless (eval {	2751	unless (eval {
		2752	$self->deactivate_recursive; # just to be sure
		2753
		2754	# random map handling
		2755	{
		2756	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2757
		2758	prepare_random_map $exit
		2759	if $exit->slaying eq "/!";
		2760	}
		2761
		2762	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2763	my $x = $exit->stats->hp;
		2764	my $y = $exit->stats->sp;
		2765
2458	$self->goto ($slaying, $hp, $sp);	2766	$self->goto ($map, $x, $y);
2459		2767
		2768	# if exit is damned, update players death & WoR home-position
		2769	$self->contr->savebed ($map, $x, $y)
		2770	if $exit->flag (cf::FLAG_DAMNED);
		2771
2460	1;	2772	1
2461	}) {	2773	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2774	$self->message ("Something went wrong deep within the crossfire server. "
2463	. "I'll try to bring you back to the map you were before. "	2775	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2776	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2777	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2807	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2808	the message unless the client supports the msg packet.
2497		2809
2498	=cut	2810	=cut
2499		2811
		2812	# non-persistent channels (usually the info channel)
		2813	our %CHANNEL = (
		2814	"c/identify" => {
		2815	id => "infobox",
		2816	title => "Identify",
		2817	reply => undef,
		2818	tooltip => "Items recently identified",
		2819	},
		2820	"c/examine" => {
		2821	id => "infobox",
		2822	title => "Examine",
		2823	reply => undef,
		2824	tooltip => "Signs and other items you examined",
		2825	},
		2826	"c/book" => {
		2827	id => "infobox",
		2828	title => "Book",
		2829	reply => undef,
		2830	tooltip => "The contents of a note or book",
		2831	},
		2832	"c/lookat" => {
		2833	id => "infobox",
		2834	title => "Look",
		2835	reply => undef,
		2836	tooltip => "What you saw there",
		2837	},
		2838	"c/who" => {
		2839	id => "infobox",
		2840	title => "Players",
		2841	reply => undef,
		2842	tooltip => "Shows players who are currently online",
		2843	},
		2844	"c/body" => {
		2845	id => "infobox",
		2846	title => "Body Parts",
		2847	reply => undef,
		2848	tooltip => "Shows which body parts you posess and are available",
		2849	},
		2850	"c/uptime" => {
		2851	id => "infobox",
		2852	title => "Uptime",
		2853	reply => undef,
		2854	tooltip => "How long the server has been running since last restart",
		2855	},
		2856	"c/mapinfo" => {
		2857	id => "infobox",
		2858	title => "Map Info",
		2859	reply => undef,
		2860	tooltip => "Information related to the maps",
		2861	},
		2862	"c/party" => {
		2863	id => "party",
		2864	title => "Party",
		2865	reply => "gsay ",
		2866	tooltip => "Messages and chat related to your party",
		2867	},
		2868	);
		2869
2500	sub cf::client::send_msg {	2870	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2871	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2872
2503	$msg = $self->pl->expand_cfpod ($msg);	2873	$msg = $self->pl->expand_cfpod ($msg);
2504		2874
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2875	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2876
		2877	# check predefined channels, for the benefit of C
		2878	if ($CHANNEL{$channel}) {
		2879	$channel = $CHANNEL{$channel};
		2880
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883
		2884	$channel = $channel->{id};
		2885
2507	if (ref $channel) {	2886	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2887	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2888	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2889	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2890	$self->ext_msg (channel_info => $channel)
		2891	if $self->can_msg;
2512	}	2892	}
2513		2893
2514	$channel = $channel->{id};	2894	$channel = $channel->{id};
2515	}	2895	}
2516		2896
…		…
2557	=cut	2937	=cut
2558		2938
2559	sub cf::client::ext_msg($$@) {	2939	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2940	my ($self, $type, @msg) = @_;
2561		2941
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2942	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2943	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2944	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2945	push @msg, msgtype => "event_$type";
		2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2947	}
		2948	}
		2949
		2950	=item $client->ext_reply ($msgid, @msg)
		2951
		2952	Sends an ext reply to the client.
		2953
		2954	=cut
		2955
		2956	sub cf::client::ext_reply($$@) {
		2957	my ($self, $id, @msg) = @_;
		2958
		2959	if ($self->extcmd == 2) {
		2960	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2961	} elsif ($self->extcmd == 1) {
		2962	#TODO: version 1, remove
		2963	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2964	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2965	}
2570	}	2966	}
2571		2967
2572	=item $success = $client->query ($flags, "text", \&cb)	2968	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	3030	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	3031	"ARRAY" eq ref $msg
2636	? @$msg	3032	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3033	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		3034
		3035	my @reply;
		3036
2639	if (my $cb = $EXTICMD{$type}) {	3037	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	3038	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	3039	}
		3040
		3041	$ns->ext_reply ($reply, @reply)
		3042	if $reply;
		3043
2645	} else {	3044	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3045	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3046	}
2648		3047
2649	cf::override;	3048	cf::override;
…		…
2709	=pod	3108	=pod
2710		3109
2711	The following functions and methods are available within a safe environment:	3110	The following functions and methods are available within a safe environment:
2712		3111
2713	cf::object	3112	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3113	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3114	insert remove name archname title slaying race decrease split
2716		3115
2717	cf::object::player	3116	cf::object::player
2718	player	3117	player
2719		3118
2720	cf::player	3119	cf::player
…		…
2725		3124
2726	=cut	3125	=cut
2727		3126
2728	for (	3127	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3129	insert remove inv nrof name archname title slaying race
		3130	decrease split destroy)],
2731	["cf::object::player" => qw(player)],	3131	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3132	["cf::player" => qw(peaceful)],
2733	["cf::map" => qw(trigger)],	3133	["cf::map" => qw(trigger)],
2734	) {	3134	) {
2735	no strict 'refs';	3135	no strict 'refs';
…		…
2811	# the server's init and main functions	3211	# the server's init and main functions
2812		3212
2813	sub load_facedata($) {	3213	sub load_facedata($) {
2814	my ($path) = @_;	3214	my ($path) = @_;
2815		3215
		3216	# HACK to clear player env face cache, we need some signal framework
		3217	# for this (global event?)
		3218	%ext::player_env::MUSIC_FACE_CACHE = ();
		3219
		3220	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3221
2816	warn "loading facedata from $path\n";	3222	warn "loading facedata from $path\n";
2817		3223
2818	my $facedata;	3224	my $facedata;
2819	0 < aio_load $path, $facedata	3225	0 < aio_load $path, $facedata
2820	or die "$path: $!";	3226	or die "$path: $!";
…		…
2822	$facedata = Coro::Storable::thaw $facedata;	3228	$facedata = Coro::Storable::thaw $facedata;
2823		3229
2824	$facedata->{version} == 2	3230	$facedata->{version} == 2
2825	or cf::cleanup "$path: version mismatch, cannot proceed.";	3231	or cf::cleanup "$path: version mismatch, cannot proceed.";
2826		3232
		3233	# patch in the exptable
		3234	$facedata->{resource}{"res/exp_table"} = {
		3235	type => FT_RSRC,
		3236	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3237	};
		3238	cf::cede_to_tick;
		3239
2827	{	3240	{
2828	my $faces = $facedata->{faceinfo};	3241	my $faces = $facedata->{faceinfo};
2829		3242
2830	while (my ($face, $info) = each %$faces) {	3243	while (my ($face, $info) = each %$faces) {
2831	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3245
2832	cf::face::set_visibility $idx, $info->{visibility};	3246	cf::face::set_visibility $idx, $info->{visibility};
2833	cf::face::set_magicmap $idx, $info->{magicmap};	3247	cf::face::set_magicmap $idx, $info->{magicmap};
2834	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2835	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2836		3250
2837	cf::cede_to_tick;	3251	cf::cede_to_tick;
2838	}	3252	}
2839		3253
2840	while (my ($face, $info) = each %$faces) {	3254	while (my ($face, $info) = each %$faces) {
2841	next unless $info->{smooth};	3255	next unless $info->{smooth};
		3256
2842	my $idx = cf::face::find $face	3257	my $idx = cf::face::find $face
2843	or next;	3258	or next;
		3259
2844	if (my $smooth = cf::face::find $info->{smooth}) {	3260	if (my $smooth = cf::face::find $info->{smooth}) {
2845	cf::face::set_smooth $idx, $smooth;	3261	cf::face::set_smooth $idx, $smooth;
2846	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3262	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2847	} else {	3263	} else {
2848	warn "smooth face '$info->{smooth}' not found for face '$face'";	3264	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2865		3281
2866	{	3282	{
2867	# TODO: for gcfclient pleasure, we should give resources	3283	# TODO: for gcfclient pleasure, we should give resources
2868	# that gcfclient doesn't grok a >10000 face index.	3284	# that gcfclient doesn't grok a >10000 face index.
2869	my $res = $facedata->{resource};	3285	my $res = $facedata->{resource};
2870	my $enc = JSON::XS->new->utf8->canonical;
2871
2872	my $soundconf = delete $res->{"res/sound.conf"};
2873		3286
2874	while (my ($name, $info) = each %$res) {	3287	while (my ($name, $info) = each %$res) {
2875	my $meta = $enc->encode ({	3288	if (defined $info->{type}) {
2876	name => $name,
2877	%{ $info->{meta} || {} },
2878	});
2879
2880	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3290	my $data;
2881		3291
2882	if ($info->{type} & 1) {	3292	if ($info->{type} & 1) {
2883	# prepend meta info	3293	# prepend meta info
2884		3294
		3295	my $meta = $enc->encode ({
		3296	name => $name,
		3297	%{ $info->{meta} || {} },
		3298	});
		3299
2885	my $data = pack "(w/a*)*", $meta, $info->{data};	3300	$data = pack "(w/a*)*", $meta, $info->{data};
2886	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3301	} else {
		3302	$data = $info->{data};
		3303	}
2887		3304
2888	cf::face::set_data $idx, 0, $data, $chk;	3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3306	cf::face::set_type $idx, $info->{type};
2889	} else {	3307	} else {
2890	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3308	$RESOURCE{$name} = $info;
2891	}	3309	}
2892		3310
2893	cf::face::set_type $idx, $info->{type};
2894
2895	cf::cede_to_tick;	3311	cf::cede_to_tick;
2896	}	3312	}
2897
2898	if ($soundconf) {
2899	$soundconf = $enc->decode (delete $soundconf->{data});
2900
2901	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2902	my $sound = $soundconf->{compat}[$_]
2903	or next;
2904
2905	my $face = cf::face::find "sound/$sound->[1]";
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	while (my ($k, $v) = each %{$soundconf->{event}}) {
2911	my $face = cf::face::find "sound/$v";
2912	cf::sound::set $k => $face;
2913	}
2914	}
2915	}	3313	}
		3314
		3315	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2916		3316
2917	1	3317	1
2918	}	3318	}
		3319
		3320	cf::global->attach (on_resource_update => sub {
		3321	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3322	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3323
		3324	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3325	my $sound = $soundconf->{compat}[$_]
		3326	or next;
		3327
		3328	my $face = cf::face::find "sound/$sound->[1]";
		3329	cf::sound::set $sound->[0] => $face;
		3330	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3331	}
		3332
		3333	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3334	my $face = cf::face::find "sound/$v";
		3335	cf::sound::set $k => $face;
		3336	}
		3337	}
		3338	});
2919		3339
2920	register_exticmd fx_want => sub {	3340	register_exticmd fx_want => sub {
2921	my ($ns, $want) = @_;	3341	my ($ns, $want) = @_;
2922		3342
2923	while (my ($k, $v) = each %$want) {	3343	while (my ($k, $v) = each %$want) {
2924	$ns->fx_want ($k, $v);	3344	$ns->fx_want ($k, $v);
2925	}	3345	}
2926	};	3346	};
2927		3347
		3348	sub load_resource_file($) {
		3349	my $guard = lock_acquire "load_resource_file";
		3350
		3351	my $status = load_resource_file_ $_[0];
		3352	get_slot 0.1, 100;
		3353	cf::arch::commit_load;
		3354
		3355	$status
		3356	}
		3357
2928	sub reload_regions {	3358	sub reload_regions {
		3359	# HACK to clear player env face cache, we need some signal framework
		3360	# for this (global event?)
		3361	%ext::player_env::MUSIC_FACE_CACHE = ();
		3362
2929	load_resource_file "$MAPDIR/regions"	3363	load_resource_file "$MAPDIR/regions"
2930	or die "unable to load regions file\n";	3364	or die "unable to load regions file\n";
2931		3365
2932	for (cf::region::list) {	3366	for (cf::region::list) {
2933	$_->{match} = qr/$_->{match}/	3367	$_->{match} = qr/$_->{match}/
…		…
2941	}	3375	}
2942		3376
2943	sub reload_archetypes {	3377	sub reload_archetypes {
2944	load_resource_file "$DATADIR/archetypes"	3378	load_resource_file "$DATADIR/archetypes"
2945	or die "unable to load archetypes\n";	3379	or die "unable to load archetypes\n";
2946	#d# NEED to laod twice to resolve forward references
2947	# this really needs to be done in an extra post-pass
2948	# (which needs to be synchronous, so solve it differently)
2949	load_resource_file "$DATADIR/archetypes"
2950	or die "unable to load archetypes\n";
2951	}	3380	}
2952		3381
2953	sub reload_treasures {	3382	sub reload_treasures {
2954	load_resource_file "$DATADIR/treasures"	3383	load_resource_file "$DATADIR/treasures"
2955	or die "unable to load treasurelists\n";	3384	or die "unable to load treasurelists\n";
2956	}	3385	}
2957		3386
2958	sub reload_resources {	3387	sub reload_resources {
2959	warn "reloading resource files...\n";	3388	warn "reloading resource files...\n";
2960		3389
		3390	reload_facedata;
		3391	reload_archetypes;
2961	reload_regions;	3392	reload_regions;
2962	reload_facedata;
2963	#reload_archetypes;#d#
2964	reload_archetypes;
2965	reload_treasures;	3393	reload_treasures;
2966		3394
2967	warn "finished reloading resource files\n";	3395	warn "finished reloading resource files\n";
2968	}	3396	}
2969		3397
2970	sub init {	3398	sub init {
		3399	my $guard = freeze_mainloop;
		3400
		3401	evthread_start IO::AIO::poll_fileno;
		3402
2971	reload_resources;	3403	reload_resources;
2972	}	3404	}
2973		3405
2974	sub cfg_load {	3406	sub reload_config {
2975	open my $fh, "<:utf8", "$CONFDIR/config"	3407	open my $fh, "<:utf8", "$CONFDIR/config"
2976	or return;	3408	or return;
2977		3409
2978	local $/;	3410	local $/;
2979	*CFG = YAML::Syck::Load <$fh>;	3411	*CFG = YAML::Load <$fh>;
2980		3412
2981	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2982		3414
2983	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2984	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2995	sub main {	3427	sub main {
2996	# we must not ever block the main coroutine	3428	# we must not ever block the main coroutine
2997	local $Coro::idle = sub {	3429	local $Coro::idle = sub {
2998	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2999	(async {	3431	(async {
3000	Event::one_event;	3432	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3433	EV::loop EV::LOOP_ONESHOT;
3001	})->prio (Coro::PRIO_MAX);	3434	})->prio (Coro::PRIO_MAX);
3002	};	3435	};
3003		3436
3004	cfg_load;	3437	{
		3438	my $guard = freeze_mainloop;
		3439	reload_config;
3005	db_init;	3440	db_init;
3006	load_extensions;	3441	load_extensions;
3007		3442
3008	$TICK_WATCHER->start;	3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3444	}
		3445
3009	Event::loop;	3446	EV::loop;
3010	}	3447	}
3011		3448
3012	#############################################################################	3449	#############################################################################
3013	# initialisation and cleanup	3450	# initialisation and cleanup
3014		3451
3015	# install some emergency cleanup handlers	3452	# install some emergency cleanup handlers
3016	BEGIN {	3453	BEGIN {
		3454	our %SIGWATCHER = ();
3017	for my $signal (qw(INT HUP TERM)) {	3455	for my $signal (qw(INT HUP TERM)) {
3018	Event->signal (	3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3019	reentrant => 0,
3020	data => WF_AUTOCANCEL,
3021	signal => $signal,
3022	prio => 0,
3023	cb => sub {
3024	cf::cleanup "SIG$signal";	3457	cf::cleanup "SIG$signal";
3025	},
3026	);	3458	};
3027	}	3459	}
3028	}	3460	}
3029		3461
3030	sub write_runtime {	3462	sub write_runtime_sync {
3031	my $runtime = "$LOCALDIR/runtime";	3463	my $runtime = "$LOCALDIR/runtime";
3032		3464
3033	# first touch the runtime file to show we are still running:	3465	# first touch the runtime file to show we are still running:
3034	# the fsync below can take a very very long time.	3466	# the fsync below can take a very very long time.
3035		3467
…		…
3061	and return;	3493	and return;
3062		3494
3063	warn "runtime file written.\n";	3495	warn "runtime file written.\n";
3064		3496
3065	1	3497	1
		3498	}
		3499
		3500	our $uuid_lock;
		3501	our $uuid_skip;
		3502
		3503	sub write_uuid_sync($) {
		3504	$uuid_skip ||= $_[0];
		3505
		3506	return if $uuid_lock;
		3507	local $uuid_lock = 1;
		3508
		3509	my $uuid = "$LOCALDIR/uuid";
		3510
		3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3512	or return;
		3513
		3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3515	$uuid_skip = 0;
		3516
		3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3518	and return;
		3519
		3520	# always fsync - this file is important
		3521	aio_fsync $fh
		3522	and return;
		3523
		3524	close $fh
		3525	or return;
		3526
		3527	aio_rename "$uuid~", $uuid
		3528	and return;
		3529
		3530	warn "uuid file written ($value).\n";
		3531
		3532	1
		3533
		3534	}
		3535
		3536	sub write_uuid($$) {
		3537	my ($skip, $sync) = @_;
		3538
		3539	$sync ? write_uuid_sync $skip
		3540	: async { write_uuid_sync $skip };
3066	}	3541	}
3067		3542
3068	sub emergency_save() {	3543	sub emergency_save() {
3069	my $freeze_guard = cf::freeze_mainloop;	3544	my $freeze_guard = cf::freeze_mainloop;
3070		3545
…		…
3076	# and maps saved/destroyed asynchronously.	3551	# and maps saved/destroyed asynchronously.
3077	warn "begin emergency player save\n";	3552	warn "begin emergency player save\n";
3078	for my $login (keys %cf::PLAYER) {	3553	for my $login (keys %cf::PLAYER) {
3079	my $pl = $cf::PLAYER{$login} or next;	3554	my $pl = $cf::PLAYER{$login} or next;
3080	$pl->valid or next;	3555	$pl->valid or next;
		3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3081	$pl->save;	3557	$pl->save;
3082	}	3558	}
3083	warn "end emergency player save\n";	3559	warn "end emergency player save\n";
3084		3560
3085	warn "begin emergency map save\n";	3561	warn "begin emergency map save\n";
…		…
3091	warn "end emergency map save\n";	3567	warn "end emergency map save\n";
3092		3568
3093	warn "begin emergency database checkpoint\n";	3569	warn "begin emergency database checkpoint\n";
3094	BDB::db_env_txn_checkpoint $DB_ENV;	3570	BDB::db_env_txn_checkpoint $DB_ENV;
3095	warn "end emergency database checkpoint\n";	3571	warn "end emergency database checkpoint\n";
		3572
		3573	warn "begin write uuid\n";
		3574	write_uuid_sync 1;
		3575	warn "end write uuid\n";
3096	};	3576	};
3097		3577
3098	warn "leave emergency perl save\n";	3578	warn "leave emergency perl save\n";
3099	}	3579	}
3100		3580
…		…
3115	warn "reloading...";	3595	warn "reloading...";
3116		3596
3117	warn "entering sync_job";	3597	warn "entering sync_job";
3118		3598
3119	cf::sync_job {	3599	cf::sync_job {
3120	cf::write_runtime; # external watchdog should not bark	3600	cf::write_runtime_sync; # external watchdog should not bark
3121	cf::emergency_save;	3601	cf::emergency_save;
3122	cf::write_runtime; # external watchdog should not bark	3602	cf::write_runtime_sync; # external watchdog should not bark
3123		3603
3124	warn "syncing database to disk";	3604	warn "syncing database to disk";
3125	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3126		3606
3127	# if anything goes wrong in here, we should simply crash as we already saved	3607	# if anything goes wrong in here, we should simply crash as we already saved
3128
3129	warn "cancelling all WF_AUTOCANCEL watchers";
3130	for (Event::all_watchers) {
3131	$_->cancel if $_->data & WF_AUTOCANCEL;
3132	}
3133		3608
3134	warn "flushing outstanding aio requests";	3609	warn "flushing outstanding aio requests";
3135	for (;;) {	3610	for (;;) {
3136	BDB::flush;	3611	BDB::flush;
3137	IO::AIO::flush;	3612	IO::AIO::flush;
3138	Coro::cede;	3613	Coro::cede_notself;
3139	last unless IO::AIO::nreqs || BDB::nreqs;	3614	last unless IO::AIO::nreqs || BDB::nreqs;
3140	warn "iterate...";	3615	warn "iterate...";
3141	}	3616	}
3142		3617
3143	++$RELOAD;	3618	++$RELOAD;
…		…
3202	warn "reloading cf.pm";	3677	warn "reloading cf.pm";
3203	require cf;	3678	require cf;
3204	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3205		3680
3206	warn "loading config and database again";	3681	warn "loading config and database again";
3207	cf::cfg_load;	3682	cf::reload_config;
3208		3683
3209	warn "loading extensions";	3684	warn "loading extensions";
3210	cf::load_extensions;	3685	cf::load_extensions;
3211		3686
3212	warn "reattaching attachments to objects/players";	3687	warn "reattaching attachments to objects/players";
…		…
3219	warn "leaving sync_job";	3694	warn "leaving sync_job";
3220		3695
3221	1	3696	1
3222	} or do {	3697	} or do {
3223	warn $@;	3698	warn $@;
3224	warn "error while reloading, exiting.";	3699	cf::cleanup "error while reloading, exiting.";
3225	exit 1;
3226	};	3700	};
3227		3701
3228	warn "reloaded";	3702	warn "reloaded";
3229	};	3703	};
3230		3704
…		…
3232		3706
3233	sub reload_perl() {	3707	sub reload_perl() {
3234	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3235	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3236		3710
3237	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3238	reentrant => 0,
3239	after => 0,
3240	data => WF_AUTOCANCEL,
3241	cb => sub {
3242	do_reload_perl;	3712	do_reload_perl;
3243	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3244	},
3245	);	3714	};
3246	}	3715	}
3247		3716
3248	register_command "reload" => sub {	3717	register_command "reload" => sub {
3249	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3250		3719
3251	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3252	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3253	async { reload_perl };	3724	reload_perl;
		3725	};
3254	}	3726	}
3255	};	3727	};
3256		3728
3257	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3258		3730
…		…
3260		3732
3261	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3262	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3263		3735
3264	sub wait_for_tick {	3736	sub wait_for_tick {
3265	return unless $TICK_WATCHER->is_active;
3266	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3267		3738
3268	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3269	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3270	$signal->wait;	3741	$signal->wait;
3271	}	3742	}
3272		3743
3273	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3274	return unless $TICK_WATCHER->is_active;
3275	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3276		3746
3277	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3278	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3279	$signal->wait;	3749	$signal->wait;
3280	}	3750	}
3281		3751
3282	my $min = 1e6;#d#	3752	sub tick {
3283	my $avg = 10;
3284	$TICK_WATCHER = Event->timer (
3285	reentrant => 0,
3286	parked => 1,
3287	prio => 0,
3288	at => $NEXT_TICK || $TICK,
3289	data => WF_AUTOCANCEL,
3290	cb => sub {
3291	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3292	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3293	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3294	return;	3756	return;
3295	}	3757	}
3296		3758
3297	$NOW = $tick_start = Event::time;
3298
3299	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3300		3760
3301	0 && sync_job {#d#	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3302	for(1..10) {	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3303	my $t = Event::time;	3763	Coro::async_pool {
3304	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3764	$Coro::current->{desc} = "runtime saver";
3305	or die;	3765	write_runtime_sync
3306		3766	or warn "ERROR: unable to write runtime file: $!";
3307	$map->width (50);
3308	$map->height (50);
3309	$map->alloc;
3310	$map->_load_objects ("/tmp/x.map", 1);
3311	my $t = Event::time - $t;
3312
3313	#next unless $t < 0.0013;#d#
3314	if ($t < $min) {
3315	$min = $t;
3316	}
3317	$avg = $avg * 0.99 + $t * 0.01;
3318	}
3319	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3320	exit 0;
3321	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3322	};	3767	};
		3768	}
3323		3769
3324	$RUNTIME += $TICK;
3325	$NEXT_TICK += $TICK;
3326
3327	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3328	$NEXT_RUNTIME_WRITE = $NOW + 10;
3329	Coro::async_pool {
3330	write_runtime
3331	or warn "ERROR: unable to write runtime file: $!";
3332	};
3333	}
3334
3335	# my $AFTER = Event::time;
3336	# warn $AFTER - $NOW;#d#
3337
3338	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3339	$sig->send;	3771	$sig->send;
3340	}	3772	}
3341	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3342	$sig->send;	3774	$sig->send;
3343	}	3775	}
3344		3776
3345	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3346
3347	# if we are delayed by four ticks or more, skip them all
3348	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3349
3350	$TICK_WATCHER->at ($NEXT_TICK);
3351	$TICK_WATCHER->start;
3352
3353	$LOAD = ($NOW - $tick_start) / $TICK;
3354	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3355		3779
3356	_post_tick;	3780	if (0) {
3357		3781	if ($NEXT_TICK) {
3358		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3359	},	3786	}
3360	);	3787	}
3361		3788
3362	{	3789	{
3363	BDB::max_poll_time $TICK * 0.1;	3790	# configure BDB
3364	$BDB_POLL_WATCHER = Event->io (	3791
3365	reentrant => 0,
3366	fd => BDB::poll_fileno,
3367	poll => 'r',
3368	prio => 0,
3369	data => WF_AUTOCANCEL,
3370	cb => \&BDB::poll_cb,
3371	);
3372	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3373		3793	BDB::max_poll_reqs $TICK * 0.1;
3374	BDB::set_sync_prepare {	3794	$AnyEvent::BDB::WATCHER->priority (1);
3375	my $status;
3376	my $current = $Coro::current;
3377	(
3378	sub {
3379	$status = $!;
3380	$current->ready; undef $current;
3381	},
3382	sub {
3383	Coro::schedule while defined $current;
3384	$! = $status;
3385	},
3386	)
3387	};
3388		3795
3389	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3390	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3799	| BDB::LOG_AUTOREMOVE, 1);
		3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3391		3802
3392	cf::sync_job {	3803	cf::sync_job {
3393	eval {	3804	eval {
3394	BDB::db_env_open	3805	BDB::db_env_open
3395	$DB_ENV,	3806	$DB_ENV,
…		…
3397	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3808	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3398	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3809	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3399	0666;	3810	0666;
3400		3811
3401	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3812	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3402
3403	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3404	$DB_ENV->set_lk_detect;
3405	};	3813	};
3406		3814
3407	cf::cleanup "db_env_open(db): $@" if $@;	3815	cf::cleanup "db_env_open(db): $@" if $@;
3408	};	3816	};
3409	}	3817	}
		3818
		3819	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3820	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3821	};
		3822	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3823	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3824	};
		3825	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3826	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3827	};
3410	}	3828	}
3411		3829
3412	{	3830	{
		3831	# configure IO::AIO
		3832
3413	IO::AIO::min_parallel 8;	3833	IO::AIO::min_parallel 8;
3414
3415	undef $Coro::AIO::WATCHER;
3416	IO::AIO::max_poll_time $TICK * 0.1;	3834	IO::AIO::max_poll_time $TICK * 0.1;
3417	$AIO_POLL_WATCHER = Event->io (	3835	undef $AnyEvent::AIO::WATCHER;
3418	reentrant => 0,
3419	data => WF_AUTOCANCEL,
3420	fd => IO::AIO::poll_fileno,
3421	poll => 'r',
3422	prio => 6,
3423	cb => \&IO::AIO::poll_cb,
3424	);
3425	}	3836	}
3426		3837
3427	my $_log_backtrace;	3838	my $_log_backtrace;
3428		3839
3429	sub _log_backtrace {	3840	sub _log_backtrace {
…		…
3433		3844
3434	# limit the # of concurrent backtraces	3845	# limit the # of concurrent backtraces
3435	if ($_log_backtrace < 2) {	3846	if ($_log_backtrace < 2) {
3436	++$_log_backtrace;	3847	++$_log_backtrace;
3437	async {	3848	async {
		3849	$Coro::current->{desc} = "abt $msg";
		3850
3438	my @bt = fork_call {	3851	my @bt = fork_call {
3439	@addr = map { sprintf "%x", $_ } @addr;	3852	@addr = map { sprintf "%x", $_ } @addr;
3440	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3853	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3441	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3854	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3442	or die "addr2line: $!";	3855	or die "addr2line: $!";

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines