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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.352 by root, Sun Sep 2 04:57:14 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/(?<![BIUGHT])</&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	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1654	$cb = sub { "<tt>$_[0]</tt>" };
1478	# replace G<male|female> tags	1655	} elsif ($code eq "E") {
1479	|| s{G<([^>|]*)\|([^>]*)>}{	1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1480	$self->gender ? $2 : $1	1657	} elsif ($code eq "G") {
1481	}ge	1658	$cb = sub {
1482	# replace H<hint text>	1659	my ($male, $female) = split /\|/, $_[0];
1483	|| s{H<([^\>]*)>}	1660	$self->gender ? $female : $male
1484	{	1661	};
		1662	} elsif ($code eq "H") {
		1663	$cb = sub {
		1664	(
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")	1667	"",
1488	[$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	}
1489	}ge;	1707	}
		1708	}
		1709	}
1490		1710
1491	# create single paragraphs (very hackish)	1711	$xml
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}	1712	}
1502		1713
1503	sub hintmode {	1714	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;	1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}	1716	$_[0]{hintmode}
…		…
1578	our $MAX_RESET = 3600;	1789	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1790	our $DEFAULT_RESET = 3000;
1580		1791
1581	sub generate_random_map {	1792	sub generate_random_map {
1582	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
1583	# mit "rum" bekleckern, nicht	1797	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1798	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1709		1923
1710	# the temporary/swap location	1924	# the temporary/swap location
1711	sub save_path {	1925	sub save_path {
1712	my ($self) = @_;	1926	my ($self) = @_;
1713		1927
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1929	"$TMPDIR/$path.map"
1716	}	1930	}
1717		1931
1718	# the unique path, undef == no special unique path	1932	# the unique path, undef == no special unique path
1719	sub uniq_path {	1933	sub uniq_path {
1720	my ($self) = @_;	1934	my ($self) = @_;
1721		1935
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1937	"$UNIQUEDIR/$path"
1724	}	1938	}
1725		1939
1726	# and all this just because we cannot iterate over	1940	# and all this just because we cannot iterate over
1727	# all maps in C++...	1941	# all maps in C++...
…		…
1750		1964
1751	sub load_header_from($) {	1965	sub load_header_from($) {
1752	my ($self, $path) = @_;	1966	my ($self, $path) = @_;
1753		1967
1754	utf8::encode $path;	1968	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1969	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	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;
1760		1977
1761	$self->{load_path} = $path;	1978	$self->{load_path} = $path;
1762		1979
1763	1	1980	1
1764	}	1981	}
…		…
1818	sub find {	2035	sub find {
1819	my ($path, $origin) = @_;	2036	my ($path, $origin) = @_;
1820		2037
1821	$path = normalise $path, $origin && $origin->path;	2038	$path = normalise $path, $origin && $origin->path;
1822		2039
		2040	cf::lock_wait "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2041	cf::lock_wait "map_find:$path";
1824		2042
1825	$cf::MAP{$path} || do {	2043	$cf::MAP{$path} || do {
		2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1826	my $guard = cf::lock_acquire "map_find:$path";	2045	my $guard2 = cf::lock_acquire "map_find:$path";
		2046
1827	my $map = new_from_path cf::map $path	2047	my $map = new_from_path cf::map $path
1828	or return;	2048	or return;
1829		2049
1830	$map->{last_save} = $cf::RUNTIME;	2050	$map->{last_save} = $cf::RUNTIME;
1831		2051
…		…
1833	or return;	2053	or return;
1834		2054
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2055	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2056	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2057	#$cf::WAIT_FOR_TICK->wait;
		2058	undef $guard2;
		2059	undef $guard1;
1838	$map->reset;	2060	$map->reset;
1839	undef $guard;
1840	return find $path;	2061	return find $path;
1841	}	2062	}
1842		2063
1843	$cf::MAP{$path} = $map	2064	$cf::MAP{$path} = $map
1844	}	2065	}
…		…
1853	local $self->{deny_reset} = 1; # loading can take a long time	2074	local $self->{deny_reset} = 1; # loading can take a long time
1854		2075
1855	my $path = $self->{path};	2076	my $path = $self->{path};
1856		2077
1857	{	2078	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2079	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2080
		2081	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2082	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2083
1863	$self->in_memory (cf::MAP_LOADING);	2084	$self->in_memory (cf::MAP_LOADING);
1864		2085
1865	$self->alloc;	2086	$self->alloc;
1866		2087
1867	$self->pre_load;	2088	$self->pre_load;
1868	cf::cede_to_tick;	2089	cf::cede_to_tick;
1869		2090
		2091	my $f = new_from_file cf::object::thawer $self->{load_path};
		2092	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2093	$self->_load_objects ($f)
1871	or return;	2094	or return;
1872		2095
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2096	$self->post_load_original
1874	if delete $self->{load_original};	2097	if delete $self->{load_original};
1875		2098
1876	if (my $uniq = $self->uniq_path) {	2099	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2100	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2101	unless (aio_stat $uniq) {
		2102	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2103	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2104	$self->_load_objects ($f);
		2105	$f->resolve_delayed_derefs;
		2106	}
1881	}	2107	}
1882	}	2108	}
		2109
		2110	$f->resolve_delayed_derefs;
1883		2111
1884	cf::cede_to_tick;	2112	cf::cede_to_tick;
1885	# now do the right thing for maps	2113	# now do the right thing for maps
1886	$self->link_multipart_objects;	2114	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2115	$self->difficulty ($self->estimate_difficulty)
…		…
1899	}	2127	}
1900		2128
1901	$self->{last_save} = $cf::RUNTIME;	2129	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2130	$self->last_access ($cf::RUNTIME);
1903		2131
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2132	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2133	}
1906		2134
1907	$self->post_load;	2135	$self->post_load;
1908	}	2136	}
1909		2137
…		…
1967	my ($path, $origin, $load) = @_;	2195	my ($path, $origin, $load) = @_;
1968		2196
1969	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1970		2198
1971	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2201	}
1974		2202
1975	$MAP_PREFETCH{$path} |= $load;	2203	$MAP_PREFETCH{$path} |= $load;
1976		2204
1977	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1978	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2210	if (my $map = find $k) {
1981	$map->load if $v;	2211	$map->load if $v;
1982	}	2212	}
…		…
2008	return if $self->{deny_save};	2238	return if $self->{deny_save};
2009		2239
2010	local $self->{last_access} = $self->last_access;#d#	2240	local $self->{last_access} = $self->last_access;#d#
2011		2241
2012	cf::async {	2242	cf::async {
		2243	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2244	$_->contr->save for $self->players;
2014	};	2245	};
		2246
		2247	cf::get_slot 0.02;
2015		2248
2016	if ($uniq) {	2249	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2251	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2252	} else {
…		…
2028	$self->save;	2261	$self->save;
2029		2262
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2264
2032	return if $self->players;	2265	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;	2266	return if $self->in_memory != cf::MAP_ACTIVE;
2034	return if $self->{deny_save};	2267	return if $self->{deny_save};
2035		2268
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	$self->deactivate;
		2272	$_->clear_links_to ($self) for values %cf::MAP;
2036	$self->clear;	2273	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2274	}
2039		2275
2040	sub reset_at {	2276	sub reset_at {
2041	my ($self) = @_;	2277	my ($self) = @_;
2042		2278
…		…
2074	if $uniq;	2310	if $uniq;
2075	}	2311	}
2076		2312
2077	delete $cf::MAP{$self->path};	2313	delete $cf::MAP{$self->path};
2078		2314
		2315	$self->deactivate;
		2316	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2317	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2318
2083	$self->unlink_save;	2319	$self->unlink_save;
2084	$self->destroy;	2320	$self->destroy;
2085	}	2321	}
2086		2322
…		…
2153		2389
2154	sub unique_maps() {	2390	sub unique_maps() {
2155	[	2391	[
2156	map {	2392	map {
2157	utf8::decode $_;	2393	utf8::decode $_;
2158	/\.map$/	2394	s/\.map$//; # TODO future compatibility hack
		2395	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2396	? ()
2159	? normalise $_	2397	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2398	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2399	]
2163	}	2400	}
2164		2401
2165	package cf;
2166
2167	=back	2402	=back
2168		2403
2169	=head3 cf::object	2404	=head3 cf::object
2170		2405
2171	=cut	2406	=cut
…		…
2174		2409
2175	=over 4	2410	=over 4
2176		2411
2177	=item $ob->inv_recursive	2412	=item $ob->inv_recursive
2178		2413
2179	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.
2180		2416
2181	=cut	2417	=cut
2182		2418
2183	sub inv_recursive_;	2419	sub inv_recursive_;
2184	sub inv_recursive_ {	2420	sub inv_recursive_ {
…		…
2187		2423
2188	sub inv_recursive {	2424	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2425	inv_recursive_ inv $_[0]
2190	}	2426	}
2191		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
2192	package cf;	2456	package cf;
2193		2457
2194	=back	2458	=back
2195		2459
2196	=head3 cf::object::player	2460	=head3 cf::object::player
…		…
2202	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>
2203	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
2204	dialogue with the given NPC character.	2468	dialogue with the given NPC character.
2205		2469
2206	=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	};
2207		2485
2208	# rough implementation of a future "reply" method that works	2486	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2487	# with dialog boxes.
2210	#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
2211	sub cf::object::player::reply($$$;$) {	2489	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2501	my $dialog = $pl->{npc_dialog};
2224	$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));
2225		2503
2226	} else {	2504	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2505	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2506	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2507	}
2230	}	2508	}
2231	}	2509	}
2232		2510
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2511	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2341	her, loading and preparing them map, calling the provided $check callback	2619	her, loading and preparing them map, calling the provided $check callback
2342	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
2343	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
2344	be called at the end of this process.	2622	be called at the end of this process.
2345		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
2346	=cut	2627	=cut
2347		2628
2348	our $GOTOGEN;	2629	our $GOTOGEN;
2349		2630
2350	sub cf::object::player::goto {	2631	sub cf::object::player::goto {
…		…
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2636
2356	$self->enter_link;	2637	$self->enter_link;
2357		2638
2358	(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
2359	my $map = eval {	2661	my $map = eval {
2360	my $map = cf::map::find $path;	2662	my $map = defined $path ? cf::map::find $path : undef;
2361		2663
2362	if ($map) {	2664	if ($map) {
2363	$map = $map->customise_for ($self);	2665	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2666	$map = $check->($map) if $check && $map;
2365	} else {	2667	} else {
2366	$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);
2367	}	2669	}
2368		2670
2369	$map	2671	$map
2370	};	2672	};
2371		2673
…		…
2407	}	2709	}
2408		2710
2409	sub prepare_random_map {	2711	sub prepare_random_map {
2410	my ($exit) = @_;	2712	my ($exit) = @_;
2411		2713
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2714	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2715	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2716	# that depends on the exit object
2417		2717
2418	my $rmp = parse_random_map_params $exit->msg;	2718	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2720	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2721	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2722	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2723	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2724	$rmp->{origin_y} = $exit->y;
		2725
		2726	$exit->map->touch;
2425	}	2727	}
2426		2728
2427	$rmp->{random_seed} ||= $exit->random_seed;	2729	$rmp->{random_seed} ||= $exit->random_seed;
2428		2730
2429	my $data = cf::to_json $rmp;	2731	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2732	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2733	my $meta = "$RANDOMDIR/$md5.meta";
2432		2734
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2735	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2736	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2737	undef $fh;
2436	aio_rename "$meta~", $meta;	2738	aio_rename "$meta~", $meta;
2437		2739
		2740	my $slaying = "?random/$md5";
		2741
		2742	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2743	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2744	$exit->msg (undef);
		2745	}
2440	}	2746	}
2441	}	2747	}
2442		2748
2443	sub cf::object::player::enter_exit {	2749	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2750	my ($self, $exit) = @_;
2445		2751
2446	return unless $self->type == cf::PLAYER;	2752	return unless $self->type == cf::PLAYER;
2447		2753
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2754	$self->enter_link;
2460		2755
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2756	(async {
2466	$self->deactivate_recursive; # just to be sure	2757	$Coro::current->{desc} = "enter_exit";
		2758
2467	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
2468	$self->goto ($slaying, $hp, $sp);	2774	$self->goto ($map, $x, $y);
2469		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
2470	1;	2780	1
2471	}) {	2781	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2782	$self->message ("Something went wrong deep within the crossfire server. "
2473	. "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. "
2474	. "Please report this to the dungeon master!",	2784	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2785	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2505	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
2506	the message unless the client supports the msg packet.	2816	the message unless the client supports the msg packet.
2507		2817
2508	=cut	2818	=cut
2509		2819
		2820	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2821	our %CHANNEL = (
2511	"c/identify" => {	2822	"c/identify" => {
2512	id => "identify",	2823	id => "infobox",
2513	title => "Identify",	2824	title => "Identify",
2514	reply => undef,	2825	reply => undef,
2515	tooltip => "Items recently identified",	2826	tooltip => "Items recently identified",
2516	},	2827	},
2517	"c/examine" => {	2828	"c/examine" => {
2518	id => "examine",	2829	id => "infobox",
2519	title => "Examine",	2830	title => "Examine",
2520	reply => undef,	2831	reply => undef,
2521	tooltip => "Signs and other items you examined",	2832	tooltip => "Signs and other items you examined",
2522	},	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	},
2523	);	2876	);
2524		2877
2525	sub cf::client::send_msg {	2878	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	2879	my ($self, $channel, $msg, $color, @extra) = @_;
2527		2880
2528	$msg = $self->pl->expand_cfpod ($msg);	2881	$msg = $self->pl->expand_cfpod ($msg);
2529		2882
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	2883	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		2884
2532	# check predefined channels, for the benefit of C	2885	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2886	if ($CHANNEL{$channel}) {
		2887	$channel = $CHANNEL{$channel};
2534		2888
		2889	$self->ext_msg (channel_info => $channel)
		2890	if $self->can_msg;
		2891
		2892	$channel = $channel->{id};
		2893
2535	if (ref $channel) {	2894	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	2895	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	2896	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	2897	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel);	2898	$self->ext_msg (channel_info => $channel)
		2899	if $self->can_msg;
2540	}	2900	}
2541		2901
2542	$channel = $channel->{id};	2902	$channel = $channel->{id};
2543	}	2903	}
2544		2904
…		…
2756	=pod	3116	=pod
2757		3117
2758	The following functions and methods are available within a safe environment:	3118	The following functions and methods are available within a safe environment:
2759		3119
2760	cf::object	3120	cf::object
2761	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
2762	insert remove name archname title slaying race decrease_ob_nr	3122	insert remove name archname title slaying race decrease split
2763		3123
2764	cf::object::player	3124	cf::object::player
2765	player	3125	player
2766		3126
2767	cf::player	3127	cf::player
…		…
2772		3132
2773	=cut	3133	=cut
2774		3134
2775	for (	3135	for (
2776	["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
2777	insert remove inv name archname title slaying race	3137	insert remove inv nrof name archname title slaying race
2778	decrease_ob_nr)],	3138	decrease split destroy change_exp)],
2779	["cf::object::player" => qw(player)],	3139	["cf::object::player" => qw(player)],
2780	["cf::player" => qw(peaceful)],	3140	["cf::player" => qw(peaceful)],
2781	["cf::map" => qw(trigger)],	3141	["cf::map" => qw(trigger)],
2782	) {	3142	) {
2783	no strict 'refs';	3143	no strict 'refs';
…		…
2888	{	3248	{
2889	my $faces = $facedata->{faceinfo};	3249	my $faces = $facedata->{faceinfo};
2890		3250
2891	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
2892	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3252	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3253
2893	cf::face::set_visibility $idx, $info->{visibility};	3254	cf::face::set_visibility $idx, $info->{visibility};
2894	cf::face::set_magicmap $idx, $info->{magicmap};	3255	cf::face::set_magicmap $idx, $info->{magicmap};
2895	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};
2896	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};
2897		3258
2898	cf::cede_to_tick;	3259	cf::cede_to_tick;
2899	}	3260	}
2900		3261
2901	while (my ($face, $info) = each %$faces) {	3262	while (my ($face, $info) = each %$faces) {
2902	next unless $info->{smooth};	3263	next unless $info->{smooth};
		3264
2903	my $idx = cf::face::find $face	3265	my $idx = cf::face::find $face
2904	or next;	3266	or next;
		3267
2905	if (my $smooth = cf::face::find $info->{smooth}) {	3268	if (my $smooth = cf::face::find $info->{smooth}) {
2906	cf::face::set_smooth $idx, $smooth;	3269	cf::face::set_smooth $idx, $smooth;
2907	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3270	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2908	} else {	3271	} else {
2909	warn "smooth face '$info->{smooth}' not found for face '$face'";	3272	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2927	{	3290	{
2928	# TODO: for gcfclient pleasure, we should give resources	3291	# TODO: for gcfclient pleasure, we should give resources
2929	# that gcfclient doesn't grok a >10000 face index.	3292	# that gcfclient doesn't grok a >10000 face index.
2930	my $res = $facedata->{resource};	3293	my $res = $facedata->{resource};
2931		3294
2932	my $soundconf = delete $res->{"res/sound.conf"};
2933
2934	while (my ($name, $info) = each %$res) {	3295	while (my ($name, $info) = each %$res) {
		3296	if (defined $info->{type}) {
2935	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3297	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2936	my $data;	3298	my $data;
2937		3299
2938	if ($info->{type} & 1) {	3300	if ($info->{type} & 1) {
2939	# prepend meta info	3301	# prepend meta info
2940		3302
2941	my $meta = $enc->encode ({	3303	my $meta = $enc->encode ({
2942	name => $name,	3304	name => $name,
2943	%{ $info->{meta} || {} },	3305	%{ $info->{meta} || {} },
2944	});	3306	});
2945		3307
2946	$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};
2947	} else {	3315	} else {
2948	$data = $info->{data};	3316	$RESOURCE{$name} = $info;
2949	}	3317	}
2950		3318
2951	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2952	cf::face::set_type $idx, $info->{type};
2953
2954	cf::cede_to_tick;	3319	cf::cede_to_tick;
2955	}	3320	}
2956
2957	if ($soundconf) {
2958	$soundconf = $enc->decode (delete $soundconf->{data});
2959
2960	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2961	my $sound = $soundconf->{compat}[$_]
2962	or next;
2963
2964	my $face = cf::face::find "sound/$sound->[1]";
2965	cf::sound::set $sound->[0] => $face;
2966	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2967	}
2968
2969	while (my ($k, $v) = each %{$soundconf->{event}}) {
2970	my $face = cf::face::find "sound/$v";
2971	cf::sound::set $k => $face;
2972	}
2973	}
2974	}	3321	}
		3322
		3323	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2975		3324
2976	1	3325	1
2977	}	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	});
2978		3347
2979	register_exticmd fx_want => sub {	3348	register_exticmd fx_want => sub {
2980	my ($ns, $want) = @_;	3349	my ($ns, $want) = @_;
2981		3350
2982	while (my ($k, $v) = each %$want) {	3351	while (my ($k, $v) = each %$want) {
2983	$ns->fx_want ($k, $v);	3352	$ns->fx_want ($k, $v);
2984	}	3353	}
2985	};	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	}
2986		3365
2987	sub reload_regions {	3366	sub reload_regions {
2988	# 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
2989	# for this (global event?)	3368	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3369	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3004	}	3383	}
3005		3384
3006	sub reload_archetypes {	3385	sub reload_archetypes {
3007	load_resource_file "$DATADIR/archetypes"	3386	load_resource_file "$DATADIR/archetypes"
3008	or die "unable to load archetypes\n";	3387	or die "unable to load archetypes\n";
3009	#d# NEED to laod twice to resolve forward references
3010	# this really needs to be done in an extra post-pass
3011	# (which needs to be synchronous, so solve it differently)
3012	load_resource_file "$DATADIR/archetypes"
3013	or die "unable to load archetypes\n";
3014	}	3388	}
3015		3389
3016	sub reload_treasures {	3390	sub reload_treasures {
3017	load_resource_file "$DATADIR/treasures"	3391	load_resource_file "$DATADIR/treasures"
3018	or die "unable to load treasurelists\n";	3392	or die "unable to load treasurelists\n";
3019	}	3393	}
3020		3394
3021	sub reload_resources {	3395	sub reload_resources {
3022	warn "reloading resource files...\n";	3396	warn "reloading resource files...\n";
3023		3397
		3398	reload_facedata;
		3399	reload_archetypes;
3024	reload_regions;	3400	reload_regions;
3025	reload_facedata;
3026	#reload_archetypes;#d#
3027	reload_archetypes;
3028	reload_treasures;	3401	reload_treasures;
3029		3402
3030	warn "finished reloading resource files\n";	3403	warn "finished reloading resource files\n";
3031	}	3404	}
3032		3405
3033	sub init {	3406	sub init {
		3407	my $guard = freeze_mainloop;
		3408
		3409	evthread_start IO::AIO::poll_fileno;
		3410
3034	reload_resources;	3411	reload_resources;
3035	}	3412	}
3036		3413
3037	sub reload_config {	3414	sub reload_config {
3038	open my $fh, "<:utf8", "$CONFDIR/config"	3415	open my $fh, "<:utf8", "$CONFDIR/config"
3039	or return;	3416	or return;
3040		3417
3041	local $/;	3418	local $/;
3042	*CFG = YAML::Syck::Load <$fh>;	3419	*CFG = YAML::Load <$fh>;
3043		3420
3044	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3421	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3045		3422
3046	$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};
3047	$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};
…		…
3058	sub main {	3435	sub main {
3059	# we must not ever block the main coroutine	3436	# we must not ever block the main coroutine
3060	local $Coro::idle = sub {	3437	local $Coro::idle = sub {
3061	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#
3062	(async {	3439	(async {
3063	Event::one_event;	3440	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3441	EV::loop EV::LOOP_ONESHOT;
3064	})->prio (Coro::PRIO_MAX);	3442	})->prio (Coro::PRIO_MAX);
3065	};	3443	};
3066		3444
		3445	{
		3446	my $guard = freeze_mainloop;
3067	reload_config;	3447	reload_config;
3068	db_init;	3448	db_init;
3069	load_extensions;	3449	load_extensions;
3070		3450
3071	$TICK_WATCHER->start;	3451	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3452	}
		3453
3072	Event::loop;	3454	EV::loop;
3073	}	3455	}
3074		3456
3075	#############################################################################	3457	#############################################################################
3076	# initialisation and cleanup	3458	# initialisation and cleanup
3077		3459
3078	# install some emergency cleanup handlers	3460	# install some emergency cleanup handlers
3079	BEGIN {	3461	BEGIN {
		3462	our %SIGWATCHER = ();
3080	for my $signal (qw(INT HUP TERM)) {	3463	for my $signal (qw(INT HUP TERM)) {
3081	Event->signal (	3464	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3082	reentrant => 0,
3083	data => WF_AUTOCANCEL,
3084	signal => $signal,
3085	prio => 0,
3086	cb => sub {
3087	cf::cleanup "SIG$signal";	3465	cf::cleanup "SIG$signal";
3088	},
3089	);	3466	};
3090	}	3467	}
3091	}	3468	}
3092		3469
3093	sub write_runtime {	3470	sub write_runtime_sync {
3094	my $runtime = "$LOCALDIR/runtime";	3471	my $runtime = "$LOCALDIR/runtime";
3095		3472
3096	# first touch the runtime file to show we are still running:	3473	# first touch the runtime file to show we are still running:
3097	# the fsync below can take a very very long time.	3474	# the fsync below can take a very very long time.
3098		3475
…		…
3124	and return;	3501	and return;
3125		3502
3126	warn "runtime file written.\n";	3503	warn "runtime file written.\n";
3127		3504
3128	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 };
3129	}	3549	}
3130		3550
3131	sub emergency_save() {	3551	sub emergency_save() {
3132	my $freeze_guard = cf::freeze_mainloop;	3552	my $freeze_guard = cf::freeze_mainloop;
3133		3553
…		…
3139	# and maps saved/destroyed asynchronously.	3559	# and maps saved/destroyed asynchronously.
3140	warn "begin emergency player save\n";	3560	warn "begin emergency player save\n";
3141	for my $login (keys %cf::PLAYER) {	3561	for my $login (keys %cf::PLAYER) {
3142	my $pl = $cf::PLAYER{$login} or next;	3562	my $pl = $cf::PLAYER{$login} or next;
3143	$pl->valid or next;	3563	$pl->valid or next;
		3564	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3144	$pl->save;	3565	$pl->save;
3145	}	3566	}
3146	warn "end emergency player save\n";	3567	warn "end emergency player save\n";
3147		3568
3148	warn "begin emergency map save\n";	3569	warn "begin emergency map save\n";
…		…
3154	warn "end emergency map save\n";	3575	warn "end emergency map save\n";
3155		3576
3156	warn "begin emergency database checkpoint\n";	3577	warn "begin emergency database checkpoint\n";
3157	BDB::db_env_txn_checkpoint $DB_ENV;	3578	BDB::db_env_txn_checkpoint $DB_ENV;
3158	warn "end emergency database checkpoint\n";	3579	warn "end emergency database checkpoint\n";
		3580
		3581	warn "begin write uuid\n";
		3582	write_uuid_sync 1;
		3583	warn "end write uuid\n";
3159	};	3584	};
3160		3585
3161	warn "leave emergency perl save\n";	3586	warn "leave emergency perl save\n";
3162	}	3587	}
3163		3588
…		…
3165	my ($make_core) = @_;	3590	my ($make_core) = @_;
3166		3591
3167	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
3168	if $make_core;	3593	if $make_core;
3169	}	3594	}
		3595
		3596	# a safer delete_package, copied from Symbol
		3597	sub clear_package($) {
		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 $RELOAD; # how many times to reload
3170		3623
3171	sub do_reload_perl() {	3624	sub do_reload_perl() {
3172	# can/must only be called in main	3625	# can/must only be called in main
3173	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
3174	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
3175	return;	3628	return;
3176	}	3629	}
3177		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
3178	warn "reloading...";	3634	warn "reloading...";
3179		3635
3180	warn "entering sync_job";	3636	warn "entering sync_job";
3181		3637
3182	cf::sync_job {	3638	cf::sync_job {
3183	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3184	cf::emergency_save;	3640	cf::emergency_save;
3185	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
3186		3642
3187	warn "syncing database to disk";	3643	warn "syncing database to disk";
3188	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
3189		3645
3190	# 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
3191		3647
3192	warn "cancelling all WF_AUTOCANCEL watchers";
3193	for (Event::all_watchers) {
3194	$_->cancel if $_->data & WF_AUTOCANCEL;
3195	}
3196
3197	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
3198	for (;;) {
3199	BDB::flush;
3200	IO::AIO::flush;
3201	Coro::cede;
3202	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
3203	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3204	}
3205
3206	++$RELOAD;
3207
3208	warn "cancelling all extension coros";
3209	$_->cancel for values %EXT_CORO;
3210	%EXT_CORO = ();
3211
3212	warn "removing commands";
3213	%COMMAND = ();
3214
3215	warn "removing ext/exti commands";
3216	%EXTCMD = ();
3217	%EXTICMD = ();
3218
3219	warn "unloading/nuking all extensions";
3220	for my $pkg (@EXTS) {
3221	warn "... unloading $pkg";
3222
3223	if (my $cb = $pkg->can ("unload")) {
3224	eval {
3225	$cb->($pkg);
3226	1
3227	} or warn "$pkg unloaded, but with errors: $@";
3228	}	3651	}
3229		3652
3230	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
3231	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
3232	}	3655	%EXT_CORO = ();
3233		3656
3234	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
3235	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
3236	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3237		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
3238	warn "... unloading $k";	3666	warn "... unloading $pkg";
3239	delete $INC{$k};
3240		3667
3241	$k =~ s/\.pm$//;
3242	$k =~ s/\//::/g;
3243
3244	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
3245	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
3246	}	3677	}
3247		3678
3248	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 $k;
3249	}	3694	}
3250		3695
3251	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
3252	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
3253	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);
3254		3699
3255	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
3256	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
3257	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
3258		3703
3259	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
3260	# and global variables created in xs	3705	# and global variables created in xs
3261	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
3262		3707
3263	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
3264		3709
3265	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
3266	require cf;	3711	require cf;
3267	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3268		3713
3269	warn "loading config and database again";	3714	warn "loading config and database again";
3270	cf::reload_config;	3715	cf::reload_config;
3271		3716
3272	warn "loading extensions";	3717	warn "loading extensions";
3273	cf::load_extensions;	3718	cf::load_extensions;
3274		3719
3275	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
3276	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
3277	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
3278	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
3279	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
3280	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
3281		3726
3282	warn "leaving sync_job";	3727	warn "leaving sync_job";
3283		3728
3284	1	3729	1
3285	} or do {	3730	} or do {
3286	warn $@;	3731	warn $@;
3287	warn "error while reloading, exiting.";	3732	cf::cleanup "error while reloading, exiting.";
3288	exit 1;
3289	};	3733	};
3290		3734
3291	warn "reloaded";	3735	warn "reloaded";
		3736	--$RELOAD;
		3737	}
3292	};	3738	};
3293		3739
3294	our $RELOAD_WATCHER; # used only during reload	3740	our $RELOAD_WATCHER; # used only during reload
3295		3741
3296	sub reload_perl() {	3742	sub reload_perl() {
3297	# doing reload synchronously and two reloads happen back-to-back,	3743	# doing reload synchronously and two reloads happen back-to-back,
3298	# coro crashes during coro_state_free->destroy here.	3744	# coro crashes during coro_state_free->destroy here.
3299		3745
3300	$RELOAD_WATCHER ||= Event->timer (	3746	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3301	reentrant => 0,
3302	after => 0,
3303	data => WF_AUTOCANCEL,
3304	cb => sub {
3305	do_reload_perl;	3747	do_reload_perl;
3306	undef $RELOAD_WATCHER;	3748	undef $RELOAD_WATCHER;
3307	},
3308	);	3749	};
3309	}	3750	}
3310		3751
3311	register_command "reload" => sub {	3752	register_command "reload" => sub {
3312	my ($who, $arg) = @_;	3753	my ($who, $arg) = @_;
3313		3754
3314	if ($who->flag (FLAG_WIZ)) {	3755	if ($who->flag (FLAG_WIZ)) {
3315	$who->message ("reloading server.");	3756	$who->message ("reloading server.");
		3757	async {
		3758	$Coro::current->{desc} = "perl_reload";
3316	async { reload_perl };	3759	reload_perl;
		3760	};
3317	}	3761	}
3318	};	3762	};
3319		3763
3320	unshift @INC, $LIBDIR;	3764	unshift @INC, $LIBDIR;
3321		3765
…		…
3323		3767
3324	our @WAIT_FOR_TICK;	3768	our @WAIT_FOR_TICK;
3325	our @WAIT_FOR_TICK_BEGIN;	3769	our @WAIT_FOR_TICK_BEGIN;
3326		3770
3327	sub wait_for_tick {	3771	sub wait_for_tick {
3328	return unless $TICK_WATCHER->is_active;
3329	return if $Coro::current == $Coro::main;	3772	return if tick_inhibit || $Coro::current == $Coro::main;
3330		3773
3331	my $signal = new Coro::Signal;	3774	my $signal = new Coro::Signal;
3332	push @WAIT_FOR_TICK, $signal;	3775	push @WAIT_FOR_TICK, $signal;
3333	$signal->wait;	3776	$signal->wait;
3334	}	3777	}
3335		3778
3336	sub wait_for_tick_begin {	3779	sub wait_for_tick_begin {
3337	return unless $TICK_WATCHER->is_active;
3338	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3339		3781
3340	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3341	push @WAIT_FOR_TICK_BEGIN, $signal;	3783	push @WAIT_FOR_TICK_BEGIN, $signal;
3342	$signal->wait;	3784	$signal->wait;
3343	}	3785	}
3344		3786
3345	my $min = 1e6;#d#	3787	sub tick {
3346	my $avg = 10;
3347	$TICK_WATCHER = Event->timer (
3348	reentrant => 0,
3349	parked => 1,
3350	prio => 0,
3351	at => $NEXT_TICK || $TICK,
3352	data => WF_AUTOCANCEL,
3353	cb => sub {
3354	if ($Coro::current != $Coro::main) {	3788	if ($Coro::current != $Coro::main) {
3355	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3789	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3356	unless ++$bug_warning > 10;	3790	unless ++$bug_warning > 10;
3357	return;	3791	return;
3358	}	3792	}
3359		3793
3360	$NOW = $tick_start = Event::time;
3361
3362	cf::server_tick; # one server iteration	3794	cf::server_tick; # one server iteration
3363		3795
3364	0 && sync_job {#d#	3796	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3365	for(1..10) {	3797	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3366	my $t = Event::time;	3798	Coro::async_pool {
3367	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3799	$Coro::current->{desc} = "runtime saver";
3368	or die;	3800	write_runtime_sync
3369		3801	or warn "ERROR: unable to write runtime file: $!";
3370	$map->width (50);
3371	$map->height (50);
3372	$map->alloc;
3373	$map->_load_objects ("/tmp/x.map", 1);
3374	my $t = Event::time - $t;
3375
3376	#next unless $t < 0.0013;#d#
3377	if ($t < $min) {
3378	$min = $t;
3379	}
3380	$avg = $avg * 0.99 + $t * 0.01;
3381	}
3382	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3383	exit 0;
3384	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3385	};	3802	};
		3803	}
3386		3804
3387	$RUNTIME += $TICK;
3388	$NEXT_TICK += $TICK;
3389
3390	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3391	$NEXT_RUNTIME_WRITE = $NOW + 10;
3392	Coro::async_pool {
3393	write_runtime
3394	or warn "ERROR: unable to write runtime file: $!";
3395	};
3396	}
3397
3398	# my $AFTER = Event::time;
3399	# warn $AFTER - $NOW;#d#
3400
3401	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3805	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3402	$sig->send;	3806	$sig->send;
3403	}	3807	}
3404	while (my $sig = shift @WAIT_FOR_TICK) {	3808	while (my $sig = shift @WAIT_FOR_TICK) {
3405	$sig->send;	3809	$sig->send;
3406	}	3810	}
3407		3811
3408	$NOW = Event::time;	3812	$LOAD = ($NOW - $TICK_START) / $TICK;
3409
3410	# if we are delayed by four ticks or more, skip them all
3411	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3412
3413	$TICK_WATCHER->at ($NEXT_TICK);
3414	$TICK_WATCHER->start;
3415
3416	$LOAD = ($NOW - $tick_start) / $TICK;
3417	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3813	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3418		3814
3419	_post_tick;	3815	if (0) {
3420		3816	if ($NEXT_TICK) {
3421		3817	my $jitter = $TICK_START - $NEXT_TICK;
		3818	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3819	warn "jitter $JITTER\n";#d#
		3820	}
3422	},	3821	}
3423	);	3822	}
3424		3823
3425	{	3824	{
3426	BDB::max_poll_time $TICK * 0.1;	3825	# configure BDB
3427	$BDB_POLL_WATCHER = Event->io (	3826
3428	reentrant => 0,
3429	fd => BDB::poll_fileno,
3430	poll => 'r',
3431	prio => 0,
3432	data => WF_AUTOCANCEL,
3433	cb => \&BDB::poll_cb,
3434	);
3435	BDB::min_parallel 8;	3827	BDB::min_parallel 8;
3436		3828	BDB::max_poll_reqs $TICK * 0.1;
3437	BDB::set_sync_prepare {	3829	$AnyEvent::BDB::WATCHER->priority (1);
3438	my $status;
3439	my $current = $Coro::current;
3440	(
3441	sub {
3442	$status = $!;
3443	$current->ready; undef $current;
3444	},
3445	sub {
3446	Coro::schedule while defined $current;
3447	$! = $status;
3448	},
3449	)
3450	};
3451		3830
3452	unless ($DB_ENV) {	3831	unless ($DB_ENV) {
3453	$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);
3454		3838
3455	cf::sync_job {	3839	cf::sync_job {
3456	eval {	3840	eval {
3457	BDB::db_env_open	3841	BDB::db_env_open
3458	$DB_ENV,	3842	$DB_ENV,
…		…
3460	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3844	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3461	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3845	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3462	0666;	3846	0666;
3463		3847
3464	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3848	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3465
3466	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3467	$DB_ENV->set_lk_detect;
3468	};	3849	};
3469		3850
3470	cf::cleanup "db_env_open(db): $@" if $@;	3851	cf::cleanup "db_env_open(db): $@" if $@;
3471	};	3852	};
3472	}	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	};
3473	}	3864	}
3474		3865
3475	{	3866	{
		3867	# configure IO::AIO
		3868
3476	IO::AIO::min_parallel 8;	3869	IO::AIO::min_parallel 8;
3477
3478	undef $Coro::AIO::WATCHER;
3479	IO::AIO::max_poll_time $TICK * 0.1;	3870	IO::AIO::max_poll_time $TICK * 0.1;
3480	$AIO_POLL_WATCHER = Event->io (	3871	undef $AnyEvent::AIO::WATCHER;
3481	reentrant => 0,
3482	data => WF_AUTOCANCEL,
3483	fd => IO::AIO::poll_fileno,
3484	poll => 'r',
3485	prio => 6,
3486	cb => \&IO::AIO::poll_cb,
3487	);
3488	}	3872	}
3489		3873
3490	my $_log_backtrace;	3874	my $_log_backtrace;
3491		3875
3492	sub _log_backtrace {	3876	sub _log_backtrace {
…		…
3496		3880
3497	# limit the # of concurrent backtraces	3881	# limit the # of concurrent backtraces
3498	if ($_log_backtrace < 2) {	3882	if ($_log_backtrace < 2) {
3499	++$_log_backtrace;	3883	++$_log_backtrace;
3500	async {	3884	async {
		3885	$Coro::current->{desc} = "abt $msg";
		3886
3501	my @bt = fork_call {	3887	my @bt = fork_call {
3502	@addr = map { sprintf "%x", $_ } @addr;	3888	@addr = map { sprintf "%x", $_ } @addr;
3503	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3889	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3504	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 |"
3505	or die "addr2line: $!";	3891	or die "addr2line: $!";

Diff Legend

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