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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.349 by root, Fri Aug 31 04:10:43 2007 UTC vs.
Revision 1.442 by root, Sun Aug 31 09:03:31 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	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	68	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		69
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		71
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		73
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
75		98
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	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	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	101	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	107	our $DB_ENV;
86		108
87	our %CFG;	109	our %CFG;
88		110
89	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
91		114
92	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
95		118
96	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		121
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
102		126
103	binmode STDOUT;	127	binmode STDOUT;
104	binmode STDERR;	128	binmode STDERR;
105		129
106	# read virtual server time, if available	130	# read virtual server time, if available
…		…
159		183
160	The raw value load value from the last tick.	184	The raw value load value from the last tick.
161		185
162	=item %cf::CFG	186	=item %cf::CFG
163		187
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	189	from wherever your confdir points to.
166		190
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		192
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	211	$msg .= "\n"
188	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
189		213
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		215
192	utf8::encode $msg;
193	LOG llevError, $msg;	216	LOG llevError, $msg;
194	};	217	};
195	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
196		234
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	245	for my $pkg (qw(
208	cf::global cf::attachable	246	cf::global cf::attachable
209	cf::object cf::object::player	247	cf::object cf::object::player
210	cf::client cf::player	248	cf::client cf::player
211	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
212	cf::map cf::party cf::region	251	cf::party cf::region
213	)) {	252	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	254	}
217		255
218	$Event::DIED = sub {	256	$EV::DIED = sub {
219	warn "error in event callback: @_";	257	warn "error in event callback: @_";
220	};	258	};
221		259
222	#############################################################################	260	#############################################################################
223		261
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	285	$d
248	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
249	}	287	}
250		288
251	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
252		290
253	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
254		292
255	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
256		294
257	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
258		296
259	=cut	297	=cut
260		298
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		300
263	sub to_json ($) { $json_coder->encode ($_[0]) }	301	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	302	sub decode_json($) { $json_coder->decode ($_[0]) }
265		303
266	=item cf::lock_wait $string	304	=item cf::lock_wait $string
267		305
268	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
269		307
…		…
285	Return true if the lock is currently active, i.e. somebody has locked it.	323	Return true if the lock is currently active, i.e. somebody has locked it.
286		324
287	=cut	325	=cut
288		326
289	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
290		329
291	sub lock_wait($) {	330	sub lock_wait($) {
292	my ($key) = @_;	331	my ($key) = @_;
		332
		333	if ($LOCKER{$key} == $Coro::current) {#d#
		334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		335	return;#d#
		336	}#d#
293		337
294	# wait for lock, if any	338	# wait for lock, if any
295	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;	341	Coro::schedule;
…		…
303		347
304	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
305	lock_wait $key;	349	lock_wait $key;
306		350
307	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
308		353
309	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
310	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
312	}	358	}
313	}	359	}
314		360
…		…
317		363
318	! ! $LOCK{$key}	364	! ! $LOCK{$key}
319	}	365	}
320		366
321	sub freeze_mainloop {	367	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
323		369
324	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
325	$TICK_WATCHER->start;	371	}
326	};	372
327	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
328	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
329	}	386	}
330		387
331	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
332		389
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
346		403
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
349	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
350		409
351	while () {	410	while () {
352	next_job:	411	next_job:
353	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
361	}	420	}
362	}	421	}
363	}	422	}
364		423
365	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	427	$signal->wait;
369	} else {	428	} else {
370	Coro::schedule;	429	Coro::schedule;
371	}	430	}
372	}	431	}
373	};	432	};
374		433
375	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
376	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
377		438
378	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
380		441
…		…
394		455
395	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
396		457
397	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
398		459
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	463	acceptable.
403		464
404	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		471
411	sub sync_job(&) {	472	sub sync_job(&) {
412	my ($job) = @_;	473	my ($job) = @_;
413		474
414	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	476	my $time = EV::time;
416		477
417	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
419		480
420	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	482
422	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
423		484
424	my $busy = 1;	485	my $busy = 1;
425	my @res;	486	my @res;
426		487
427	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	490	@res = eval { $job->() };
429	warn $@ if $@;	491	warn $@ if $@;
430	undef $busy;	492	undef $busy;
431	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
432		494
433	while ($busy) {	495	while ($busy) {
434	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
435	}	500	}
		501	}
436		502
437	$time = Event::time - $time;	503	my $time = EV::time - $time;
438		504
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
443		506
444	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
445	} else {	508	} else {
446	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
447		510
…		…
472	=item fork_call { }, $args	535	=item fork_call { }, $args
473		536
474	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
478		541
479	=cut	542	=cut
480		543
481	sub fork_call(&@) {	544	sub fork_call(&@) {
482	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
483		546
484	# we seemingly have to make a local copy of the whole thing,	547	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	548	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	549	# TODO: investigate and fix (likely this will be rather laborious)
487		550
488	my @res = Coro::Util::fork_eval {	551	my @res = Coro::Util::fork_eval {
489	reset_signals;	552	reset_signals;
490	&$cb	553	&$cb
491	}, @args;	554	}, @args;
492		555
493	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
494	}	557	}
495		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
496	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
497		587
498	Returns a single value from the environment database.	588	Returns a single value from the environment database.
499		589
500	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
501		591
502	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
505	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
506		618
507	our $DB;	619	our $DB;
508		620
509	sub db_init {	621	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	622	cf::sync_job {
514	eval {	623	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	624	};
524	}	625	}
525		626
526	sub db_get($$) {	627	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
528		629
…		…
632	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
634		735
635	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	738	Deliantra).
638		739
639	=over 4	740	=over 4
640		741
641	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
642		743
…		…
924	}	1025	}
925		1026
926	0	1027	0
927	}	1028	}
928		1029
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1031
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1033
933	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
934		1035
…		…
940		1041
941	=cut	1042	=cut
942		1043
943	#############################################################################	1044	#############################################################################
944	# object support	1045	# object support
945	#
946		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
947	sub _can_merge {	1080	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
949		1082
950	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1084
954	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
955	}	1087	}
956		1088
957	sub reattach {	1089	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1091	my ($obj) = @_;
960		1092
		1093	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1095
963	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
964		1097
965	@$registry = ();	1098	@$registry = ();
966		1099
…		…
981	cf::attachable->attach (	1114	cf::attachable->attach (
982	prio => -1000000,	1115	prio => -1000000,
983	on_instantiate => sub {	1116	on_instantiate => sub {
984	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
985		1118
986	$data = from_json $data;	1119	$data = decode_json $data;
987		1120
988	for (@$data) {	1121	for (@$data) {
989	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
990		1123
991	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1140	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1009		1142
1010	sync_job {	1143	sync_job {
1011	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1014		1148
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1153	aio_close $fh;
1020		1154
1021	if (@$objs) {	1155	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1161	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1163	}
1030	} else {	1164	} else {
1031	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1032	}	1166	}
…		…
1037	}	1171	}
1038	} else {	1172	} else {
1039	aio_unlink $filename;	1173	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
1041	}	1175	}
1042	}	1176	};
1043	}	1177	}
1044		1178
1045	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
1047		1181
…		…
1059	or return;	1193	or return;
1060		1194
1061	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1197	or return;
		1198
1064	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
1065	}	1201	}
1066		1202
		1203	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1205	$decname, length $data, scalar @{$av || []};
		1206
1069	return ($data, $av);	1207	($data, $av)
1070	}	1208	}
1071		1209
1072	=head2 COMMAND CALLBACKS	1210	=head2 COMMAND CALLBACKS
1073		1211
1074	=over 4	1212	=over 4
…		…
1197		1335
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1338
1201	$ext{source} =	1339	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1204	. $source	1342	. $source
1205	. "\n};\n1";	1343	. "\n};\n1";
1206		1344
1207	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1225		1363
1226	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1365	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1367	}
1231		1368
1232	warn $msg;	1369	warn $msg;
1233	}	1370	}
1234		1371
…		…
1259	use Coro::AIO;	1396	use Coro::AIO;
1260		1397
1261	=head3 cf::player	1398	=head3 cf::player
1262		1399
1263	=over 4	1400	=over 4
		1401
		1402	=item cf::player::num_playing
		1403
		1404	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1405
		1406	=cut
		1407
		1408	sub num_playing {
		1409	scalar grep
		1410	$_->ob->map
		1411	&& !$_->hidden
		1412	&& !$_->ob->flag (cf::FLAG_WIZ),
		1413	cf::player::list
		1414	}
1264		1415
1265	=item cf::player::find $login	1416	=item cf::player::find $login
1266		1417
1267	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1268		1419
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1459
1309	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1461	or return;
		1462
		1463	my $pl = cf::player::load_pl $f
		1464	or return;
		1465
		1466	local $cf::PLAYER_LOADING{$login} = $pl;
		1467	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1312	}	1469	}
1313	}	1470	}
1314	}	1471	}
1315		1472
…		…
1323		1480
1324	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1325		1482
1326	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
		1485
		1486	cf::get_slot 0.01;
1328		1487
1329	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1489	cf::cede_to_tick;
1331	}	1490	}
1332		1491
…		…
1368	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we nuked the dir
1370		1529
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1375		1536
1376	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1574	or return [];
1414		1575
1415	my @logins;	1576	my @logins;
1416		1577
1417	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
		1579	my $path = path $login;
		1580
		1581	# a .pst is a dead give-away for a valid player
		1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1421		1588
1422	utf8::decode $login;	1589	utf8::decode $login;
1423	push @logins, $login;	1590	push @logins, $login;
1424	}	1591	}
1425		1592
…		…
1459	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1460		1627
1461	=cut	1628	=cut
1462		1629
1463	sub expand_cfpod {	1630	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;	1631	my ($self, $pod) = @_;
1465		1632
1466	# escape & and <	1633	my @nest = [qr<\G$>, undef, ""];
1467	s/&/&amp;/g;	1634	my $xml;
1468	s/(?<![BIUGH])</&lt;/g;
1469		1635
1470	# this is buggy, it needs to properly take care of nested <'s	1636	for ($pod) {
		1637	while () {
		1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
		1639	$xml .= $1;
		1640	} elsif (/\G\n(?=\S)/xgcs) {
		1641	$xml .= " ";
		1642	} elsif (/\G\n/xgcs) {
		1643	$xml .= "\n";
		1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
		1645	my ($code, $delim) = ($1, scalar reverse $2);
		1646	$delim =~ y/</>/; # delim now contains the stop sequence
		1647	$delim = qr{\G\Q$delim};
1471		1648
1472	1 while	1649	my $cb;
1473	# replace B<>, I<>, U<> etc.	1650
1474	s/B<([^\>]*)>/<b>$1<\/b>/	1651	if ($code eq "B") {
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/	1652	$cb = sub { "<b>$_[0]</b>" };
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/	1653	} elsif ($code eq "C") {
1477	# replace G<male|female> tags	1654	$cb = sub { "<tt>$_[0]</tt>" };
1478	|| s{G<([^>|]*)\|([^>]*)>}{	1655	} elsif ($code eq "E") {
1479	$self->gender ? $2 : $1	1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1480	}ge	1657	} elsif ($code eq "G") {
1481	# replace H<hint text>	1658	$cb = sub {
1482	|| s{H<([^\>]*)>}	1659	my ($male, $female) = split /\|/, $_[0];
1483	{	1660	$self->gender ? $female : $male
		1661	};
		1662	} elsif ($code eq "H") {
		1663	$cb = sub {
		1664	(
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")	1667	"",
1487	[$self->{hintmode}]	1668	)[$self->{hintmode}];
		1669	};
		1670	} elsif ($code eq "I") {
		1671	$cb = sub { "<i>$_[0]</i>" };
		1672	} elsif ($code eq "T") {
		1673	$cb = sub { "<big><b>$_[0]</b></big>" };
		1674	} elsif ($code eq "U") {
		1675	$cb = sub { "<u>$_[0]</u>" };
		1676	} elsif ($code eq "Z") {
		1677	$cb = sub { };
		1678	} else {
		1679	die "FATAL error in expand_cfpod";
		1680	}
		1681
		1682	push @nest, [$delim, $cb, $xml];
		1683	undef $xml;
		1684
		1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
		1686	my $nest = pop @nest;
		1687
		1688	if ($nest->[1]) {
		1689	$xml = $nest->[2] . $nest->[1]->($xml);
		1690	} else {
		1691	last;
		1692	}
		1693	} elsif (/\G</xgcs) {
		1694	$xml .= "&lt;";
		1695	} elsif (/\G&/xgcs) {
		1696	$xml .= "&amp;";
		1697	} elsif (/\G>/xgcs) {
		1698	$xml .= ">";
		1699	} else {
		1700	if ($pod =~ /\G(.+)/xgcs) {
		1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
		1702	last;
		1703	} else {
		1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
		1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
		1706	}
1488	}ge;	1707	}
		1708	}
		1709	}
1489		1710
1490	# create single paragraphs (very hackish)	1711	$xml
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}	1712	}
1501		1713
1502	sub hintmode {	1714	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;	1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}	1716	$_[0]{hintmode}
…		…
1577	our $MAX_RESET = 3600;	1789	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1790	our $DEFAULT_RESET = 3000;
1579		1791
1580	sub generate_random_map {	1792	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1793	my ($self, $rmp) = @_;
		1794
		1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1796
1582	# mit "rum" bekleckern, nicht	1797	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1798	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1923
1709	# the temporary/swap location	1924	# the temporary/swap location
1710	sub save_path {	1925	sub save_path {
1711	my ($self) = @_;	1926	my ($self) = @_;
1712		1927
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1929	"$TMPDIR/$path.map"
1715	}	1930	}
1716		1931
1717	# the unique path, undef == no special unique path	1932	# the unique path, undef == no special unique path
1718	sub uniq_path {	1933	sub uniq_path {
1719	my ($self) = @_;	1934	my ($self) = @_;
1720		1935
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1937	"$UNIQUEDIR/$path"
1723	}	1938	}
1724		1939
1725	# and all this just because we cannot iterate over	1940	# and all this just because we cannot iterate over
1726	# all maps in C++...	1941	# all maps in C++...
…		…
1749		1964
1750	sub load_header_from($) {	1965	sub load_header_from($) {
1751	my ($self, $path) = @_;	1966	my ($self, $path) = @_;
1752		1967
1753	utf8::encode $path;	1968	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1969	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1970	or return;
		1971
		1972	$self->_load_header ($f)
		1973	or return;
		1974
		1975	local $MAP_LOADING{$self->{path}} = $self;
		1976	$f->resolve_delayed_derefs;
1759		1977
1760	$self->{load_path} = $path;	1978	$self->{load_path} = $path;
1761		1979
1762	1	1980	1
1763	}	1981	}
…		…
1817	sub find {	2035	sub find {
1818	my ($path, $origin) = @_;	2036	my ($path, $origin) = @_;
1819		2037
1820	$path = normalise $path, $origin && $origin->path;	2038	$path = normalise $path, $origin && $origin->path;
1821		2039
		2040	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2041	cf::lock_wait "map_find:$path";
1823		2042
1824	$cf::MAP{$path} || do {	2043	$cf::MAP{$path} || do {
		2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	2045	my $guard2 = cf::lock_acquire "map_find:$path";
		2046
1826	my $map = new_from_path cf::map $path	2047	my $map = new_from_path cf::map $path
1827	or return;	2048	or return;
1828		2049
1829	$map->{last_save} = $cf::RUNTIME;	2050	$map->{last_save} = $cf::RUNTIME;
1830		2051
…		…
1832	or return;	2053	or return;
1833		2054
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2055	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2056	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2057	#$cf::WAIT_FOR_TICK->wait;
		2058	undef $guard2;
		2059	undef $guard1;
1837	$map->reset;	2060	$map->reset;
1838	undef $guard;
1839	return find $path;	2061	return find $path;
1840	}	2062	}
1841		2063
1842	$cf::MAP{$path} = $map	2064	$cf::MAP{$path} = $map
1843	}	2065	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2074	local $self->{deny_reset} = 1; # loading can take a long time
1853		2075
1854	my $path = $self->{path};	2076	my $path = $self->{path};
1855		2077
1856	{	2078	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2079	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2080
		2081	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2082	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2083
1862	$self->in_memory (cf::MAP_LOADING);	2084	$self->in_memory (cf::MAP_LOADING);
1863		2085
1864	$self->alloc;	2086	$self->alloc;
1865		2087
1866	$self->pre_load;	2088	$self->pre_load;
1867	cf::cede_to_tick;	2089	cf::cede_to_tick;
1868		2090
		2091	my $f = new_from_file cf::object::thawer $self->{load_path};
		2092	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2093	$self->_load_objects ($f)
1870	or return;	2094	or return;
1871		2095
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2096	$self->post_load_original
1873	if delete $self->{load_original};	2097	if delete $self->{load_original};
1874		2098
1875	if (my $uniq = $self->uniq_path) {	2099	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2100	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2101	unless (aio_stat $uniq) {
		2102	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2103	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2104	$self->_load_objects ($f);
		2105	$f->resolve_delayed_derefs;
		2106	}
1880	}	2107	}
1881	}	2108	}
		2109
		2110	$f->resolve_delayed_derefs;
1882		2111
1883	cf::cede_to_tick;	2112	cf::cede_to_tick;
1884	# now do the right thing for maps	2113	# now do the right thing for maps
1885	$self->link_multipart_objects;	2114	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2115	$self->difficulty ($self->estimate_difficulty)
…		…
1898	}	2127	}
1899		2128
1900	$self->{last_save} = $cf::RUNTIME;	2129	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2130	$self->last_access ($cf::RUNTIME);
1902		2131
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2132	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2133	}
1905		2134
1906	$self->post_load;	2135	$self->post_load;
1907	}	2136	}
1908		2137
…		…
1966	my ($path, $origin, $load) = @_;	2195	my ($path, $origin, $load) = @_;
1967		2196
1968	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1969		2198
1970	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2201	}
1973		2202
1974	$MAP_PREFETCH{$path} |= $load;	2203	$MAP_PREFETCH{$path} |= $load;
1975		2204
1976	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1977	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2210	if (my $map = find $k) {
1980	$map->load if $v;	2211	$map->load if $v;
1981	}	2212	}
…		…
2007	return if $self->{deny_save};	2238	return if $self->{deny_save};
2008		2239
2009	local $self->{last_access} = $self->last_access;#d#	2240	local $self->{last_access} = $self->last_access;#d#
2010		2241
2011	cf::async {	2242	cf::async {
		2243	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2244	$_->contr->save for $self->players;
2013	};	2245	};
		2246
		2247	cf::get_slot 0.02;
2014		2248
2015	if ($uniq) {	2249	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2251	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2252	} else {
…		…
2027	$self->save;	2261	$self->save;
2028		2262
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2264
2031	return if $self->players;	2265	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2266	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2267	return if $self->{deny_save};
2034		2268
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	$self->deactivate;
		2272	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2273	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2274	}
2038		2275
2039	sub reset_at {	2276	sub reset_at {
2040	my ($self) = @_;	2277	my ($self) = @_;
2041		2278
…		…
2073	if $uniq;	2310	if $uniq;
2074	}	2311	}
2075		2312
2076	delete $cf::MAP{$self->path};	2313	delete $cf::MAP{$self->path};
2077		2314
		2315	$self->deactivate;
		2316	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2317	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2318
2082	$self->unlink_save;	2319	$self->unlink_save;
2083	$self->destroy;	2320	$self->destroy;
2084	}	2321	}
2085		2322
…		…
2090		2327
2091	{	2328	{
2092	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2093		2330
2094	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
		2332
		2333	$self->unlink_save;
2095		2334
2096	bless $self, "cf::map";	2335	bless $self, "cf::map";
2097	delete $self->{deny_reset};	2336	delete $self->{deny_reset};
2098	$self->{deny_save} = 1;	2337	$self->{deny_save} = 1;
2099	$self->reset_timeout (1);	2338	$self->reset_timeout (1);
2100	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2101
2102	$self->unlink_save;
2103		2340
2104	$cf::MAP{$self->path} = $self;	2341	$cf::MAP{$self->path} = $self;
2105	}	2342	}
2106		2343
2107	$self->reset; # polite request, might not happen	2344	$self->reset; # polite request, might not happen
…		…
2152		2389
2153	sub unique_maps() {	2390	sub unique_maps() {
2154	[	2391	[
2155	map {	2392	map {
2156	utf8::decode $_;	2393	utf8::decode $_;
2157	/\.map$/	2394	s/\.map$//; # TODO future compatibility hack
		2395	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2396	? ()
2158	? normalise $_	2397	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2398	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2399	]
2162	}	2400	}
2163		2401
2164	package cf;
2165
2166	=back	2402	=back
2167		2403
2168	=head3 cf::object	2404	=head3 cf::object
2169		2405
2170	=cut	2406	=cut
…		…
2173		2409
2174	=over 4	2410	=over 4
2175		2411
2176	=item $ob->inv_recursive	2412	=item $ob->inv_recursive
2177		2413
2178	Returns the inventory of the object _and_ their inventories, recursively.	2414	Returns the inventory of the object I<and> their inventories, recursively,
		2415	but I<not> the object itself.
2179		2416
2180	=cut	2417	=cut
2181		2418
2182	sub inv_recursive_;	2419	sub inv_recursive_;
2183	sub inv_recursive_ {	2420	sub inv_recursive_ {
…		…
2186		2423
2187	sub inv_recursive {	2424	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2425	inv_recursive_ inv $_[0]
2189	}	2426	}
2190		2427
		2428	=item $ref = $ob->ref
		2429
		2430	Creates and returns a persistent reference to an object that can be stored as a string.
		2431
		2432	=item $ob = cf::object::deref ($refstring)
		2433
		2434	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2435	even if the object actually exists. May block.
		2436
		2437	=cut
		2438
		2439	sub deref {
		2440	my ($ref) = @_;
		2441
		2442	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2443	my ($uuid, $name) = ($1, $2);
		2444	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2445	or return;
		2446	$pl->ob->uuid eq $uuid
		2447	or return;
		2448
		2449	$pl->ob
		2450	} else {
		2451	warn "$ref: cannot resolve object reference\n";
		2452	undef
		2453	}
		2454	}
		2455
2191	package cf;	2456	package cf;
2192		2457
2193	=back	2458	=back
2194		2459
2195	=head3 cf::object::player	2460	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2466	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	can be C<undef>. Does the right thing when the player is currently in a	2467	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2468	dialogue with the given NPC character.
2204		2469
2205	=cut	2470	=cut
		2471
		2472	our $SAY_CHANNEL = {
		2473	id => "say",
		2474	title => "Map",
		2475	reply => "say ",
		2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2477	};
		2478
		2479	our $CHAT_CHANNEL = {
		2480	id => "chat",
		2481	title => "Chat",
		2482	reply => "chat ",
		2483	tooltip => "Player chat and shouts, global to the server.",
		2484	};
2206		2485
2207	# rough implementation of a future "reply" method that works	2486	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2487	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2488	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2489	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2501	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2502	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2503
2225	} else {	2504	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2505	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2506	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2507	}
2229	}	2508	}
2230	}	2509	}
2231		2510
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2511	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2340	her, loading and preparing them map, calling the provided $check callback	2619	her, loading and preparing them map, calling the provided $check callback
2341	that has to return the map if sucecssful, and then unfreezes the player on	2620	that has to return the map if sucecssful, and then unfreezes the player on
2342	the new (success) or old (failed) map position. In either case, $done will	2621	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2622	be called at the end of this process.
2344		2623
		2624	Note that $check will be called with a potentially non-loaded map, so if
		2625	it needs a loaded map it has to call C<< ->load >>.
		2626
2345	=cut	2627	=cut
2346		2628
2347	our $GOTOGEN;	2629	our $GOTOGEN;
2348		2630
2349	sub cf::object::player::goto {	2631	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2636
2355	$self->enter_link;	2637	$self->enter_link;
2356		2638
2357	(async {	2639	(async {
		2640	$Coro::current->{desc} = "player::goto $path $x $y";
		2641
		2642	# *tag paths override both path and x|y
		2643	if ($path =~ /^\*(.*)$/) {
		2644	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2645	my $ob = $obs[rand @obs];
		2646
		2647	# see if we actually can go there
		2648	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2649	$ob = $obs[rand @obs];
		2650	} else {
		2651	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2652	}
		2653	# else put us there anyways for now #d#
		2654
		2655	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2656	} else {
		2657	($path, $x, $y) = (undef, undef, undef);
		2658	}
		2659	}
		2660
2358	my $map = eval {	2661	my $map = eval {
2359	my $map = cf::map::find $path;	2662	my $map = defined $path ? cf::map::find $path : undef;
2360		2663
2361	if ($map) {	2664	if ($map) {
2362	$map = $map->customise_for ($self);	2665	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2666	$map = $check->($map) if $check && $map;
2364	} else {	2667	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2669	}
2367		2670
2368	$map	2671	$map
2369	};	2672	};
2370		2673
…		…
2406	}	2709	}
2407		2710
2408	sub prepare_random_map {	2711	sub prepare_random_map {
2409	my ($exit) = @_;	2712	my ($exit) = @_;
2410		2713
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2714	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2715	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2716	# that depends on the exit object
2416		2717
2417	my $rmp = parse_random_map_params $exit->msg;	2718	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2720	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2721	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2722	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2723	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2724	$rmp->{origin_y} = $exit->y;
		2725
		2726	$exit->map->touch;
2424	}	2727	}
2425		2728
2426	$rmp->{random_seed} ||= $exit->random_seed;	2729	$rmp->{random_seed} ||= $exit->random_seed;
2427		2730
2428	my $data = cf::to_json $rmp;	2731	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2732	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2733	my $meta = "$RANDOMDIR/$md5.meta";
2431		2734
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2735	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2736	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2737	undef $fh;
2435	aio_rename "$meta~", $meta;	2738	aio_rename "$meta~", $meta;
2436		2739
		2740	my $slaying = "?random/$md5";
		2741
		2742	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2743	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2744	$exit->msg (undef);
		2745	}
2439	}	2746	}
2440	}	2747	}
2441		2748
2442	sub cf::object::player::enter_exit {	2749	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2750	my ($self, $exit) = @_;
2444		2751
2445	return unless $self->type == cf::PLAYER;	2752	return unless $self->type == cf::PLAYER;
2446		2753
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2754	$self->enter_link;
2459		2755
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2756	(async {
2465	$self->deactivate_recursive; # just to be sure	2757	$Coro::current->{desc} = "enter_exit";
		2758
2466	unless (eval {	2759	unless (eval {
		2760	$self->deactivate_recursive; # just to be sure
		2761
		2762	# random map handling
		2763	{
		2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2765
		2766	prepare_random_map $exit
		2767	if $exit->slaying eq "/!";
		2768	}
		2769
		2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2771	my $x = $exit->stats->hp;
		2772	my $y = $exit->stats->sp;
		2773
2467	$self->goto ($slaying, $hp, $sp);	2774	$self->goto ($map, $x, $y);
2468		2775
		2776	# if exit is damned, update players death & WoR home-position
		2777	$self->contr->savebed ($map, $x, $y)
		2778	if $exit->flag (cf::FLAG_DAMNED);
		2779
2469	1;	2780	1
2470	}) {	2781	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2782	$self->message ("Something went wrong deep within the crossfire server. "
2472	. "I'll try to bring you back to the map you were before. "	2783	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2784	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2785	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2815	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2816	the message unless the client supports the msg packet.
2506		2817
2507	=cut	2818	=cut
2508		2819
		2820	# non-persistent channels (usually the info channel)
		2821	our %CHANNEL = (
		2822	"c/identify" => {
		2823	id => "infobox",
		2824	title => "Identify",
		2825	reply => undef,
		2826	tooltip => "Items recently identified",
		2827	},
		2828	"c/examine" => {
		2829	id => "infobox",
		2830	title => "Examine",
		2831	reply => undef,
		2832	tooltip => "Signs and other items you examined",
		2833	},
		2834	"c/book" => {
		2835	id => "infobox",
		2836	title => "Book",
		2837	reply => undef,
		2838	tooltip => "The contents of a note or book",
		2839	},
		2840	"c/lookat" => {
		2841	id => "infobox",
		2842	title => "Look",
		2843	reply => undef,
		2844	tooltip => "What you saw there",
		2845	},
		2846	"c/who" => {
		2847	id => "infobox",
		2848	title => "Players",
		2849	reply => undef,
		2850	tooltip => "Shows players who are currently online",
		2851	},
		2852	"c/body" => {
		2853	id => "infobox",
		2854	title => "Body Parts",
		2855	reply => undef,
		2856	tooltip => "Shows which body parts you posess and are available",
		2857	},
		2858	"c/uptime" => {
		2859	id => "infobox",
		2860	title => "Uptime",
		2861	reply => undef,
		2862	tooltip => "How long the server has been running since last restart",
		2863	},
		2864	"c/mapinfo" => {
		2865	id => "infobox",
		2866	title => "Map Info",
		2867	reply => undef,
		2868	tooltip => "Information related to the maps",
		2869	},
		2870	"c/party" => {
		2871	id => "party",
		2872	title => "Party",
		2873	reply => "gsay ",
		2874	tooltip => "Messages and chat related to your party",
		2875	},
		2876	);
		2877
2509	sub cf::client::send_msg {	2878	sub cf::client::send_msg {
2510	my ($self, $channel, $msg, $color, @extra) = @_;	2879	my ($self, $channel, $msg, $color, @extra) = @_;
2511		2880
2512	$msg = $self->pl->expand_cfpod ($msg);	2881	$msg = $self->pl->expand_cfpod ($msg);
2513		2882
2514	$color &= cf::NDI_CLIENT_MASK; # just in case...	2883	$color &= cf::NDI_CLIENT_MASK; # just in case...
2515		2884
		2885	# check predefined channels, for the benefit of C
		2886	if ($CHANNEL{$channel}) {
		2887	$channel = $CHANNEL{$channel};
		2888
		2889	$self->ext_msg (channel_info => $channel)
		2890	if $self->can_msg;
		2891
		2892	$channel = $channel->{id};
		2893
2516	if (ref $channel) {	2894	} elsif (ref $channel) {
2517	# send meta info to client, if not yet sent	2895	# send meta info to client, if not yet sent
2518	unless (exists $self->{channel}{$channel->{id}}) {	2896	unless (exists $self->{channel}{$channel->{id}}) {
2519	$self->{channel}{$channel->{id}} = $channel;	2897	$self->{channel}{$channel->{id}} = $channel;
2520	$self->ext_msg (channel_info => $channel);	2898	$self->ext_msg (channel_info => $channel)
		2899	if $self->can_msg;
2521	}	2900	}
2522		2901
2523	$channel = $channel->{id};	2902	$channel = $channel->{id};
2524	}	2903	}
2525		2904
…		…
2737	=pod	3116	=pod
2738		3117
2739	The following functions and methods are available within a safe environment:	3118	The following functions and methods are available within a safe environment:
2740		3119
2741	cf::object	3120	cf::object
2742	contr pay_amount pay_player map x y force_find force_add	3121	contr pay_amount pay_player map x y force_find force_add destroy
2743	insert remove name archname title slaying race decrease_ob_nr	3122	insert remove name archname title slaying race decrease split
2744		3123
2745	cf::object::player	3124	cf::object::player
2746	player	3125	player
2747		3126
2748	cf::player	3127	cf::player
…		…
2753		3132
2754	=cut	3133	=cut
2755		3134
2756	for (	3135	for (
2757	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3136	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2758	insert remove inv name archname title slaying race	3137	insert remove inv nrof name archname title slaying race
2759	decrease_ob_nr)],	3138	decrease split destroy change_exp)],
2760	["cf::object::player" => qw(player)],	3139	["cf::object::player" => qw(player)],
2761	["cf::player" => qw(peaceful)],	3140	["cf::player" => qw(peaceful)],
2762	["cf::map" => qw(trigger)],	3141	["cf::map" => qw(trigger)],
2763	) {	3142	) {
2764	no strict 'refs';	3143	no strict 'refs';
…		…
2869	{	3248	{
2870	my $faces = $facedata->{faceinfo};	3249	my $faces = $facedata->{faceinfo};
2871		3250
2872	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
2873	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3252	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3253
2874	cf::face::set_visibility $idx, $info->{visibility};	3254	cf::face::set_visibility $idx, $info->{visibility};
2875	cf::face::set_magicmap $idx, $info->{magicmap};	3255	cf::face::set_magicmap $idx, $info->{magicmap};
2876	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3256	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2877	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3257	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2878		3258
2879	cf::cede_to_tick;	3259	cf::cede_to_tick;
2880	}	3260	}
2881		3261
2882	while (my ($face, $info) = each %$faces) {	3262	while (my ($face, $info) = each %$faces) {
2883	next unless $info->{smooth};	3263	next unless $info->{smooth};
		3264
2884	my $idx = cf::face::find $face	3265	my $idx = cf::face::find $face
2885	or next;	3266	or next;
		3267
2886	if (my $smooth = cf::face::find $info->{smooth}) {	3268	if (my $smooth = cf::face::find $info->{smooth}) {
2887	cf::face::set_smooth $idx, $smooth;	3269	cf::face::set_smooth $idx, $smooth;
2888	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3270	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2889	} else {	3271	} else {
2890	warn "smooth face '$info->{smooth}' not found for face '$face'";	3272	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2908	{	3290	{
2909	# TODO: for gcfclient pleasure, we should give resources	3291	# TODO: for gcfclient pleasure, we should give resources
2910	# that gcfclient doesn't grok a >10000 face index.	3292	# that gcfclient doesn't grok a >10000 face index.
2911	my $res = $facedata->{resource};	3293	my $res = $facedata->{resource};
2912		3294
2913	my $soundconf = delete $res->{"res/sound.conf"};
2914
2915	while (my ($name, $info) = each %$res) {	3295	while (my ($name, $info) = each %$res) {
		3296	if (defined $info->{type}) {
2916	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3297	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2917	my $data;	3298	my $data;
2918		3299
2919	if ($info->{type} & 1) {	3300	if ($info->{type} & 1) {
2920	# prepend meta info	3301	# prepend meta info
2921		3302
2922	my $meta = $enc->encode ({	3303	my $meta = $enc->encode ({
2923	name => $name,	3304	name => $name,
2924	%{ $info->{meta} || {} },	3305	%{ $info->{meta} || {} },
2925	});	3306	});
2926		3307
2927	$data = pack "(w/a*)*", $meta, $info->{data};	3308	$data = pack "(w/a*)*", $meta, $info->{data};
		3309	} else {
		3310	$data = $info->{data};
		3311	}
		3312
		3313	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3314	cf::face::set_type $idx, $info->{type};
2928	} else {	3315	} else {
2929	$data = $info->{data};	3316	$RESOURCE{$name} = $info;
2930	}	3317	}
2931		3318
2932	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2933	cf::face::set_type $idx, $info->{type};
2934
2935	cf::cede_to_tick;	3319	cf::cede_to_tick;
2936	}	3320	}
2937
2938	if ($soundconf) {
2939	$soundconf = $enc->decode (delete $soundconf->{data});
2940
2941	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2942	my $sound = $soundconf->{compat}[$_]
2943	or next;
2944
2945	my $face = cf::face::find "sound/$sound->[1]";
2946	cf::sound::set $sound->[0] => $face;
2947	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2948	}
2949
2950	while (my ($k, $v) = each %{$soundconf->{event}}) {
2951	my $face = cf::face::find "sound/$v";
2952	cf::sound::set $k => $face;
2953	}
2954	}
2955	}	3321	}
		3322
		3323	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2956		3324
2957	1	3325	1
2958	}	3326	}
		3327
		3328	cf::global->attach (on_resource_update => sub {
		3329	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3330	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3331
		3332	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3333	my $sound = $soundconf->{compat}[$_]
		3334	or next;
		3335
		3336	my $face = cf::face::find "sound/$sound->[1]";
		3337	cf::sound::set $sound->[0] => $face;
		3338	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3339	}
		3340
		3341	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3342	my $face = cf::face::find "sound/$v";
		3343	cf::sound::set $k => $face;
		3344	}
		3345	}
		3346	});
2959		3347
2960	register_exticmd fx_want => sub {	3348	register_exticmd fx_want => sub {
2961	my ($ns, $want) = @_;	3349	my ($ns, $want) = @_;
2962		3350
2963	while (my ($k, $v) = each %$want) {	3351	while (my ($k, $v) = each %$want) {
2964	$ns->fx_want ($k, $v);	3352	$ns->fx_want ($k, $v);
2965	}	3353	}
2966	};	3354	};
		3355
		3356	sub load_resource_file($) {
		3357	my $guard = lock_acquire "load_resource_file";
		3358
		3359	my $status = load_resource_file_ $_[0];
		3360	get_slot 0.1, 100;
		3361	cf::arch::commit_load;
		3362
		3363	$status
		3364	}
2967		3365
2968	sub reload_regions {	3366	sub reload_regions {
2969	# HACK to clear player env face cache, we need some signal framework	3367	# HACK to clear player env face cache, we need some signal framework
2970	# for this (global event?)	3368	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();	3369	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2985	}	3383	}
2986		3384
2987	sub reload_archetypes {	3385	sub reload_archetypes {
2988	load_resource_file "$DATADIR/archetypes"	3386	load_resource_file "$DATADIR/archetypes"
2989	or die "unable to load archetypes\n";	3387	or die "unable to load archetypes\n";
2990	#d# NEED to laod twice to resolve forward references
2991	# this really needs to be done in an extra post-pass
2992	# (which needs to be synchronous, so solve it differently)
2993	load_resource_file "$DATADIR/archetypes"
2994	or die "unable to load archetypes\n";
2995	}	3388	}
2996		3389
2997	sub reload_treasures {	3390	sub reload_treasures {
2998	load_resource_file "$DATADIR/treasures"	3391	load_resource_file "$DATADIR/treasures"
2999	or die "unable to load treasurelists\n";	3392	or die "unable to load treasurelists\n";
3000	}	3393	}
3001		3394
3002	sub reload_resources {	3395	sub reload_resources {
3003	warn "reloading resource files...\n";	3396	warn "reloading resource files...\n";
3004		3397
		3398	reload_facedata;
		3399	reload_archetypes;
3005	reload_regions;	3400	reload_regions;
3006	reload_facedata;
3007	#reload_archetypes;#d#
3008	reload_archetypes;
3009	reload_treasures;	3401	reload_treasures;
3010		3402
3011	warn "finished reloading resource files\n";	3403	warn "finished reloading resource files\n";
3012	}	3404	}
3013		3405
3014	sub init {	3406	sub init {
		3407	my $guard = freeze_mainloop;
		3408
		3409	evthread_start IO::AIO::poll_fileno;
		3410
3015	reload_resources;	3411	reload_resources;
3016	}	3412	}
3017		3413
3018	sub reload_config {	3414	sub reload_config {
3019	open my $fh, "<:utf8", "$CONFDIR/config"	3415	open my $fh, "<:utf8", "$CONFDIR/config"
3020	or return;	3416	or return;
3021		3417
3022	local $/;	3418	local $/;
3023	*CFG = YAML::Syck::Load <$fh>;	3419	*CFG = YAML::Load <$fh>;
3024		3420
3025	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3421	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3026		3422
3027	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3423	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3028	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3424	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3039	sub main {	3435	sub main {
3040	# we must not ever block the main coroutine	3436	# we must not ever block the main coroutine
3041	local $Coro::idle = sub {	3437	local $Coro::idle = sub {
3042	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3438	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3043	(async {	3439	(async {
3044	Event::one_event;	3440	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3441	EV::loop EV::LOOP_ONESHOT;
3045	})->prio (Coro::PRIO_MAX);	3442	})->prio (Coro::PRIO_MAX);
3046	};	3443	};
3047		3444
		3445	{
		3446	my $guard = freeze_mainloop;
3048	reload_config;	3447	reload_config;
3049	db_init;	3448	db_init;
3050	load_extensions;	3449	load_extensions;
3051		3450
3052	$TICK_WATCHER->start;	3451	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3452	}
		3453
3053	Event::loop;	3454	EV::loop;
3054	}	3455	}
3055		3456
3056	#############################################################################	3457	#############################################################################
3057	# initialisation and cleanup	3458	# initialisation and cleanup
3058		3459
3059	# install some emergency cleanup handlers	3460	# install some emergency cleanup handlers
3060	BEGIN {	3461	BEGIN {
		3462	our %SIGWATCHER = ();
3061	for my $signal (qw(INT HUP TERM)) {	3463	for my $signal (qw(INT HUP TERM)) {
3062	Event->signal (	3464	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3063	reentrant => 0,
3064	data => WF_AUTOCANCEL,
3065	signal => $signal,
3066	prio => 0,
3067	cb => sub {
3068	cf::cleanup "SIG$signal";	3465	cf::cleanup "SIG$signal";
3069	},
3070	);	3466	};
3071	}	3467	}
3072	}	3468	}
3073		3469
3074	sub write_runtime {	3470	sub write_runtime_sync {
3075	my $runtime = "$LOCALDIR/runtime";	3471	my $runtime = "$LOCALDIR/runtime";
3076		3472
3077	# first touch the runtime file to show we are still running:	3473	# first touch the runtime file to show we are still running:
3078	# the fsync below can take a very very long time.	3474	# the fsync below can take a very very long time.
3079		3475
…		…
3105	and return;	3501	and return;
3106		3502
3107	warn "runtime file written.\n";	3503	warn "runtime file written.\n";
3108		3504
3109	1	3505	1
		3506	}
		3507
		3508	our $uuid_lock;
		3509	our $uuid_skip;
		3510
		3511	sub write_uuid_sync($) {
		3512	$uuid_skip ||= $_[0];
		3513
		3514	return if $uuid_lock;
		3515	local $uuid_lock = 1;
		3516
		3517	my $uuid = "$LOCALDIR/uuid";
		3518
		3519	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3520	or return;
		3521
		3522	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3523	$uuid_skip = 0;
		3524
		3525	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3526	and return;
		3527
		3528	# always fsync - this file is important
		3529	aio_fsync $fh
		3530	and return;
		3531
		3532	close $fh
		3533	or return;
		3534
		3535	aio_rename "$uuid~", $uuid
		3536	and return;
		3537
		3538	warn "uuid file written ($value).\n";
		3539
		3540	1
		3541
		3542	}
		3543
		3544	sub write_uuid($$) {
		3545	my ($skip, $sync) = @_;
		3546
		3547	$sync ? write_uuid_sync $skip
		3548	: async { write_uuid_sync $skip };
3110	}	3549	}
3111		3550
3112	sub emergency_save() {	3551	sub emergency_save() {
3113	my $freeze_guard = cf::freeze_mainloop;	3552	my $freeze_guard = cf::freeze_mainloop;
3114		3553
…		…
3120	# and maps saved/destroyed asynchronously.	3559	# and maps saved/destroyed asynchronously.
3121	warn "begin emergency player save\n";	3560	warn "begin emergency player save\n";
3122	for my $login (keys %cf::PLAYER) {	3561	for my $login (keys %cf::PLAYER) {
3123	my $pl = $cf::PLAYER{$login} or next;	3562	my $pl = $cf::PLAYER{$login} or next;
3124	$pl->valid or next;	3563	$pl->valid or next;
		3564	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3125	$pl->save;	3565	$pl->save;
3126	}	3566	}
3127	warn "end emergency player save\n";	3567	warn "end emergency player save\n";
3128		3568
3129	warn "begin emergency map save\n";	3569	warn "begin emergency map save\n";
…		…
3135	warn "end emergency map save\n";	3575	warn "end emergency map save\n";
3136		3576
3137	warn "begin emergency database checkpoint\n";	3577	warn "begin emergency database checkpoint\n";
3138	BDB::db_env_txn_checkpoint $DB_ENV;	3578	BDB::db_env_txn_checkpoint $DB_ENV;
3139	warn "end emergency database checkpoint\n";	3579	warn "end emergency database checkpoint\n";
		3580
		3581	warn "begin write uuid\n";
		3582	write_uuid_sync 1;
		3583	warn "end write uuid\n";
3140	};	3584	};
3141		3585
3142	warn "leave emergency perl save\n";	3586	warn "leave emergency perl save\n";
3143	}	3587	}
3144		3588
…		…
3146	my ($make_core) = @_;	3590	my ($make_core) = @_;
3147		3591
3148	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
3149	if $make_core;	3593	if $make_core;
3150	}	3594	}
		3595
		3596	# a safer delete_package, copied from Symbol
		3597	sub clear_package($) {
		3598	my $pkg = shift;
		3599
		3600	# expand to full symbol table name if needed
		3601	unless ($pkg =~ /^main::.*::$/) {
		3602	$pkg = "main$pkg" if $pkg =~ /^::/;
		3603	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3604	$pkg .= '::' unless $pkg =~ /::$/;
		3605	}
		3606
		3607	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3608	my $stem_symtab = *{$stem}{HASH};
		3609
		3610	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3611	or return;
		3612
		3613	# clear all symbols
		3614	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3615	for my $name (keys %$leaf_symtab) {
		3616	_gv_clear *{"$pkg$name"};
		3617	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3618	}
		3619	warn "cleared package #$pkg\n";#d#
		3620	}
		3621
		3622	our $RELOAD; # how many times to reload
3151		3623
3152	sub do_reload_perl() {	3624	sub do_reload_perl() {
3153	# can/must only be called in main	3625	# can/must only be called in main
3154	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
3155	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
3156	return;	3628	return;
3157	}	3629	}
3158		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
3159	warn "reloading...";	3634	warn "reloading...";
3160		3635
3161	warn "entering sync_job";	3636	warn "entering sync_job";
3162		3637
3163	cf::sync_job {	3638	cf::sync_job {
3164	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3165	cf::emergency_save;	3640	cf::emergency_save;
3166	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
3167		3642
3168	warn "syncing database to disk";	3643	warn "syncing database to disk";
3169	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
3170		3645
3171	# if anything goes wrong in here, we should simply crash as we already saved	3646	# if anything goes wrong in here, we should simply crash as we already saved
3172		3647
3173	warn "cancelling all WF_AUTOCANCEL watchers";
3174	for (Event::all_watchers) {
3175	$_->cancel if $_->data & WF_AUTOCANCEL;
3176	}
3177
3178	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
3179	for (;;) {
3180	BDB::flush;
3181	IO::AIO::flush;
3182	Coro::cede;
3183	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
3184	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3185	}
3186
3187	++$RELOAD;
3188
3189	warn "cancelling all extension coros";
3190	$_->cancel for values %EXT_CORO;
3191	%EXT_CORO = ();
3192
3193	warn "removing commands";
3194	%COMMAND = ();
3195
3196	warn "removing ext/exti commands";
3197	%EXTCMD = ();
3198	%EXTICMD = ();
3199
3200	warn "unloading/nuking all extensions";
3201	for my $pkg (@EXTS) {
3202	warn "... unloading $pkg";
3203
3204	if (my $cb = $pkg->can ("unload")) {
3205	eval {
3206	$cb->($pkg);
3207	1
3208	} or warn "$pkg unloaded, but with errors: $@";
3209	}	3651	}
3210		3652
3211	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
3212	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
3213	}	3655	%EXT_CORO = ();
3214		3656
3215	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
3216	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
3217	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3218		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
3219	warn "... unloading $k";	3666	warn "... unloading $pkg";
3220	delete $INC{$k};
3221		3667
3222	$k =~ s/\.pm$//;
3223	$k =~ s/\//::/g;
3224
3225	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
3226	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
3227	}	3677	}
3228		3678
3229	Symbol::delete_package $k;	3679	warn "unloading all perl modules loaded from $LIBDIR";
		3680	while (my ($k, $v) = each %INC) {
		3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3682
		3683	warn "... unloading $k";
		3684	delete $INC{$k};
		3685
		3686	$k =~ s/\.pm$//;
		3687	$k =~ s/\//::/g;
		3688
		3689	if (my $cb = $k->can ("unload_module")) {
		3690	$cb->();
		3691	}
		3692
		3693	clear_package $k;
3230	}	3694	}
3231		3695
3232	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
3233	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
3234	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3235		3699
3236	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
3237	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
3238	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
3239		3703
3240	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
3241	# and global variables created in xs	3705	# and global variables created in xs
3242	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
3243		3707
3244	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
3245		3709
3246	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
3247	require cf;	3711	require cf;
3248	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3249		3713
3250	warn "loading config and database again";	3714	warn "loading config and database again";
3251	cf::reload_config;	3715	cf::reload_config;
3252		3716
3253	warn "loading extensions";	3717	warn "loading extensions";
3254	cf::load_extensions;	3718	cf::load_extensions;
3255		3719
3256	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
3257	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
3258	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
3259	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
3260	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
3261	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
3262		3726
3263	warn "leaving sync_job";	3727	warn "leaving sync_job";
3264		3728
3265	1	3729	1
3266	} or do {	3730	} or do {
3267	warn $@;	3731	warn $@;
3268	warn "error while reloading, exiting.";	3732	cf::cleanup "error while reloading, exiting.";
3269	exit 1;
3270	};	3733	};
3271		3734
3272	warn "reloaded";	3735	warn "reloaded";
		3736	--$RELOAD;
		3737	}
3273	};	3738	};
3274		3739
3275	our $RELOAD_WATCHER; # used only during reload	3740	our $RELOAD_WATCHER; # used only during reload
3276		3741
3277	sub reload_perl() {	3742	sub reload_perl() {
3278	# doing reload synchronously and two reloads happen back-to-back,	3743	# doing reload synchronously and two reloads happen back-to-back,
3279	# coro crashes during coro_state_free->destroy here.	3744	# coro crashes during coro_state_free->destroy here.
3280		3745
3281	$RELOAD_WATCHER ||= Event->timer (	3746	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3282	reentrant => 0,
3283	after => 0,
3284	data => WF_AUTOCANCEL,
3285	cb => sub {
3286	do_reload_perl;	3747	do_reload_perl;
3287	undef $RELOAD_WATCHER;	3748	undef $RELOAD_WATCHER;
3288	},
3289	);	3749	};
3290	}	3750	}
3291		3751
3292	register_command "reload" => sub {	3752	register_command "reload" => sub {
3293	my ($who, $arg) = @_;	3753	my ($who, $arg) = @_;
3294		3754
3295	if ($who->flag (FLAG_WIZ)) {	3755	if ($who->flag (FLAG_WIZ)) {
3296	$who->message ("reloading server.");	3756	$who->message ("reloading server.");
		3757	async {
		3758	$Coro::current->{desc} = "perl_reload";
3297	async { reload_perl };	3759	reload_perl;
		3760	};
3298	}	3761	}
3299	};	3762	};
3300		3763
3301	unshift @INC, $LIBDIR;	3764	unshift @INC, $LIBDIR;
3302		3765
…		…
3304		3767
3305	our @WAIT_FOR_TICK;	3768	our @WAIT_FOR_TICK;
3306	our @WAIT_FOR_TICK_BEGIN;	3769	our @WAIT_FOR_TICK_BEGIN;
3307		3770
3308	sub wait_for_tick {	3771	sub wait_for_tick {
3309	return unless $TICK_WATCHER->is_active;
3310	return if $Coro::current == $Coro::main;	3772	return if tick_inhibit || $Coro::current == $Coro::main;
3311		3773
3312	my $signal = new Coro::Signal;	3774	my $signal = new Coro::Signal;
3313	push @WAIT_FOR_TICK, $signal;	3775	push @WAIT_FOR_TICK, $signal;
3314	$signal->wait;	3776	$signal->wait;
3315	}	3777	}
3316		3778
3317	sub wait_for_tick_begin {	3779	sub wait_for_tick_begin {
3318	return unless $TICK_WATCHER->is_active;
3319	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3320		3781
3321	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3322	push @WAIT_FOR_TICK_BEGIN, $signal;	3783	push @WAIT_FOR_TICK_BEGIN, $signal;
3323	$signal->wait;	3784	$signal->wait;
3324	}	3785	}
3325		3786
3326	my $min = 1e6;#d#	3787	sub tick {
3327	my $avg = 10;
3328	$TICK_WATCHER = Event->timer (
3329	reentrant => 0,
3330	parked => 1,
3331	prio => 0,
3332	at => $NEXT_TICK || $TICK,
3333	data => WF_AUTOCANCEL,
3334	cb => sub {
3335	if ($Coro::current != $Coro::main) {	3788	if ($Coro::current != $Coro::main) {
3336	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3789	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3337	unless ++$bug_warning > 10;	3790	unless ++$bug_warning > 10;
3338	return;	3791	return;
3339	}	3792	}
3340		3793
3341	$NOW = $tick_start = Event::time;
3342
3343	cf::server_tick; # one server iteration	3794	cf::server_tick; # one server iteration
3344		3795
3345	0 && sync_job {#d#	3796	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3346	for(1..10) {	3797	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3347	my $t = Event::time;	3798	Coro::async_pool {
3348	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3799	$Coro::current->{desc} = "runtime saver";
3349	or die;	3800	write_runtime_sync
3350		3801	or warn "ERROR: unable to write runtime file: $!";
3351	$map->width (50);
3352	$map->height (50);
3353	$map->alloc;
3354	$map->_load_objects ("/tmp/x.map", 1);
3355	my $t = Event::time - $t;
3356
3357	#next unless $t < 0.0013;#d#
3358	if ($t < $min) {
3359	$min = $t;
3360	}
3361	$avg = $avg * 0.99 + $t * 0.01;
3362	}
3363	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3364	exit 0;
3365	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3366	};	3802	};
		3803	}
3367		3804
3368	$RUNTIME += $TICK;
3369	$NEXT_TICK += $TICK;
3370
3371	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372	$NEXT_RUNTIME_WRITE = $NOW + 10;
3373	Coro::async_pool {
3374	write_runtime
3375	or warn "ERROR: unable to write runtime file: $!";
3376	};
3377	}
3378
3379	# my $AFTER = Event::time;
3380	# warn $AFTER - $NOW;#d#
3381
3382	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3805	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3383	$sig->send;	3806	$sig->send;
3384	}	3807	}
3385	while (my $sig = shift @WAIT_FOR_TICK) {	3808	while (my $sig = shift @WAIT_FOR_TICK) {
3386	$sig->send;	3809	$sig->send;
3387	}	3810	}
3388		3811
3389	$NOW = Event::time;	3812	$LOAD = ($NOW - $TICK_START) / $TICK;
3390
3391	# if we are delayed by four ticks or more, skip them all
3392	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3393
3394	$TICK_WATCHER->at ($NEXT_TICK);
3395	$TICK_WATCHER->start;
3396
3397	$LOAD = ($NOW - $tick_start) / $TICK;
3398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3813	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3399		3814
3400	_post_tick;	3815	if (0) {
3401		3816	if ($NEXT_TICK) {
3402		3817	my $jitter = $TICK_START - $NEXT_TICK;
		3818	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3819	warn "jitter $JITTER\n";#d#
		3820	}
3403	},	3821	}
3404	);	3822	}
3405		3823
3406	{	3824	{
3407	BDB::max_poll_time $TICK * 0.1;	3825	# configure BDB
3408	$BDB_POLL_WATCHER = Event->io (	3826
3409	reentrant => 0,
3410	fd => BDB::poll_fileno,
3411	poll => 'r',
3412	prio => 0,
3413	data => WF_AUTOCANCEL,
3414	cb => \&BDB::poll_cb,
3415	);
3416	BDB::min_parallel 8;	3827	BDB::min_parallel 8;
3417		3828	BDB::max_poll_reqs $TICK * 0.1;
3418	BDB::set_sync_prepare {	3829	$AnyEvent::BDB::WATCHER->priority (1);
3419	my $status;
3420	my $current = $Coro::current;
3421	(
3422	sub {
3423	$status = $!;
3424	$current->ready; undef $current;
3425	},
3426	sub {
3427	Coro::schedule while defined $current;
3428	$! = $status;
3429	},
3430	)
3431	};
3432		3830
3433	unless ($DB_ENV) {	3831	unless ($DB_ENV) {
3434	$DB_ENV = BDB::db_env_create;	3832	$DB_ENV = BDB::db_env_create;
		3833	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3834	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3835	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3836	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3837	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3435		3838
3436	cf::sync_job {	3839	cf::sync_job {
3437	eval {	3840	eval {
3438	BDB::db_env_open	3841	BDB::db_env_open
3439	$DB_ENV,	3842	$DB_ENV,
…		…
3441	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3844	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3442	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3845	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3443	0666;	3846	0666;
3444		3847
3445	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3848	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3446
3447	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3448	$DB_ENV->set_lk_detect;
3449	};	3849	};
3450		3850
3451	cf::cleanup "db_env_open(db): $@" if $@;	3851	cf::cleanup "db_env_open(db): $@" if $@;
3452	};	3852	};
3453	}	3853	}
		3854
		3855	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3856	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3857	};
		3858	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3859	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3860	};
		3861	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3862	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3863	};
3454	}	3864	}
3455		3865
3456	{	3866	{
		3867	# configure IO::AIO
		3868
3457	IO::AIO::min_parallel 8;	3869	IO::AIO::min_parallel 8;
3458
3459	undef $Coro::AIO::WATCHER;
3460	IO::AIO::max_poll_time $TICK * 0.1;	3870	IO::AIO::max_poll_time $TICK * 0.1;
3461	$AIO_POLL_WATCHER = Event->io (	3871	undef $AnyEvent::AIO::WATCHER;
3462	reentrant => 0,
3463	data => WF_AUTOCANCEL,
3464	fd => IO::AIO::poll_fileno,
3465	poll => 'r',
3466	prio => 6,
3467	cb => \&IO::AIO::poll_cb,
3468	);
3469	}	3872	}
3470		3873
3471	my $_log_backtrace;	3874	my $_log_backtrace;
3472		3875
3473	sub _log_backtrace {	3876	sub _log_backtrace {
…		…
3477		3880
3478	# limit the # of concurrent backtraces	3881	# limit the # of concurrent backtraces
3479	if ($_log_backtrace < 2) {	3882	if ($_log_backtrace < 2) {
3480	++$_log_backtrace;	3883	++$_log_backtrace;
3481	async {	3884	async {
		3885	$Coro::current->{desc} = "abt $msg";
		3886
3482	my @bt = fork_call {	3887	my @bt = fork_call {
3483	@addr = map { sprintf "%x", $_ } @addr;	3888	@addr = map { sprintf "%x", $_ } @addr;
3484	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3889	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3485	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3890	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3486	or die "addr2line: $!";	3891	or die "addr2line: $!";

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