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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.372 by root, Sat Sep 15 13:25:33 2007 UTC vs.
Revision 1.439 by root, Mon Jul 14 16:42:49 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.64 ();	36	use Coro ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::AnyEvent;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
		43	use Coro::AnyEvent;
22	use Coro::AIO;	44	use Coro::AIO;
		45	use Coro::BDB 1.6;
23	use Coro::Storable;	46	use Coro::Storable;
24	use Coro::Util ();	47	use Coro::Util ();
25		48
26	use JSON::XS ();	49	use JSON::XS 2.01 ();
27	use BDB ();	50	use BDB ();
28	use Data::Dumper;	51	use Data::Dumper;
29	use Digest::MD5;	52	use Digest::MD5;
30	use Fcntl;	53	use Fcntl;
31	use YAML::Syck ();	54	use YAML ();
32	use IO::AIO 2.32 ();	55	use IO::AIO ();
33	use Time::HiRes;	56	use Time::HiRes;
34	use Compress::LZF;	57	use Compress::LZF;
35	use Digest::MD5 ();	58	use Digest::MD5 ();
		59
		60	AnyEvent::detect;
36		61
37	# configure various modules to our taste	62	# configure various modules to our taste
38	#	63	#
39	$Storable::canonical = 1; # reduce rsync transfers	64	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	65	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	66	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		67
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		69
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		71
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	90	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	93	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	94	our $BDBDIR = "$LOCALDIR/db";
		95	our %RESOURCE;
75		96
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	99	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	100	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		101
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	102	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	103	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	104	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	105	our $DB_ENV;
89		106
90	our %CFG;	107	our %CFG;
91		108
92	our $UPTIME; $UPTIME ||= time;	109	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	110	our $RUNTIME;
		111	our $NOW;
94		112
95	our (%PLAYER, %PLAYER_LOADING); # all users	113	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	114	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	115	our $LINK_MAP; # the special {link} map, which is always available
98		116
99	# used to convert map paths into valid unix filenames by replacing / by ∕	117	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	118	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		119
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	121	our $LOADAVG; # same thing, but with alpha-smoothing
		122	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	123	our $TICK_START; # for load detecting purposes
105		124
106	binmode STDOUT;	125	binmode STDOUT;
107	binmode STDERR;	126	binmode STDERR;
108		127
109	# read virtual server time, if available	128	# read virtual server time, if available
…		…
162		181
163	The raw value load value from the last tick.	182	The raw value load value from the last tick.
164		183
165	=item %cf::CFG	184	=item %cf::CFG
166		185
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	186	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	187	from wherever your confdir points to.
169		188
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	189	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		190
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		213
195	LOG llevError, $msg;	214	LOG llevError, $msg;
196	};	215	};
197	}	216	}
		217
		218	$Coro::State::DIEHOOK = sub {
		219	return unless $^S eq 0; # "eq", not "=="
		220
		221	if ($Coro::current == $Coro::main) {#d#
		222	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		223	return;#d#
		224	}#d#
		225
		226	# kill coroutine otherwise
		227	warn Carp::longmess $_[0];
		228	Coro::terminate
		229	};
		230
		231	$SIG{__DIE__} = sub { }; #d#?
198		232
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
215	)) {	249	)) {
216	no strict 'refs';	250	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	252	}
219		253
220	$Event::DIED = sub {	254	$EV::DIED = sub {
221	warn "error in event callback: @_";	255	warn "error in event callback: @_";
222	};	256	};
223		257
224	#############################################################################	258	#############################################################################
225		259
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	282	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	283	$d
250	} || "[unable to dump $_[0]: '$@']";	284	} || "[unable to dump $_[0]: '$@']";
251	}	285	}
252		286
253	=item $ref = cf::from_json $json	287	=item $ref = cf::decode_json $json
254		288
255	Converts a JSON string into the corresponding perl data structure.	289	Converts a JSON string into the corresponding perl data structure.
256		290
257	=item $json = cf::to_json $ref	291	=item $json = cf::encode_json $ref
258		292
259	Converts a perl data structure into its JSON representation.	293	Converts a perl data structure into its JSON representation.
260		294
261	=cut	295	=cut
262		296
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		298
265	sub to_json ($) { $json_coder->encode ($_[0]) }	299	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	300	sub decode_json($) { $json_coder->decode ($_[0]) }
267		301
268	=item cf::lock_wait $string	302	=item cf::lock_wait $string
269		303
270	Wait until the given lock is available. See cf::lock_acquire.	304	Wait until the given lock is available. See cf::lock_acquire.
271		305
…		…
327		361
328	! ! $LOCK{$key}	362	! ! $LOCK{$key}
329	}	363	}
330		364
331	sub freeze_mainloop {	365	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	366	tick_inhibit_inc;
333		367
334	my $guard = Coro::guard {	368	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	369	}
336	};	370
337	$TICK_WATCHER->stop;	371	=item cf::periodic $interval, $cb
338	$guard	372
		373	Like EV::periodic, but randomly selects a starting point so that the actions
		374	get spread over timer.
		375
		376	=cut
		377
		378	sub periodic($$) {
		379	my ($interval, $cb) = @_;
		380
		381	my $start = rand List::Util::min 180, $interval;
		382
		383	EV::periodic $start, $interval, 0, $cb
339	}	384	}
340		385
341	=item cf::get_slot $time[, $priority[, $name]]	386	=item cf::get_slot $time[, $priority[, $name]]
342		387
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	388	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	399	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	400	our $SLOT_QUEUE;
356		401
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	403	$SLOT_QUEUE = Coro::async {
		404	$Coro::current->desc ("timeslot manager");
		405
359	my $signal = new Coro::Signal;	406	my $signal = new Coro::Signal;
360		407
361	while () {	408	while () {
362	next_job:	409	next_job:
363	my $avail = cf::till_tick;	410	my $avail = cf::till_tick;
…		…
371	}	418	}
372	}	419	}
373	}	420	}
374		421
375	if (@SLOT_QUEUE) {	422	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	423	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	424	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	425	$signal->wait;
379	} else {	426	} else {
380	Coro::schedule;	427	Coro::schedule;
381	}	428	}
382	}	429	}
383	};	430	};
384		431
385	sub get_slot($;$$) {	432	sub get_slot($;$$) {
		433	return if tick_inhibit || $Coro::current == $Coro::main;
		434
386	my ($time, $pri, $name) = @_;	435	my ($time, $pri, $name) = @_;
387		436
388	$time = $TICK * .6 if $time > $TICK * .6;	437	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	438	my $sig = new Coro::Signal;
390		439
…		…
404		453
405	BEGIN { *async = \&Coro::async_pool }	454	BEGIN { *async = \&Coro::async_pool }
406		455
407	=item cf::sync_job { BLOCK }	456	=item cf::sync_job { BLOCK }
408		457
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	458	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	459	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	460	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	461	acceptable.
413		462
414	If it must be done, put the blocking parts into C<sync_job>. This will run	463	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	464	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		469
421	sub sync_job(&) {	470	sub sync_job(&) {
422	my ($job) = @_;	471	my ($job) = @_;
423		472
424	if ($Coro::current == $Coro::main) {	473	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	474	my $time = EV::time;
426		475
427	# this is the main coro, too bad, we have to block	476	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	477	# till the operation succeeds, freezing the server :/
429		478
430	# TODO: use suspend/resume instead	479	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	480
432	my $freeze_guard = freeze_mainloop;	481	my $freeze_guard = freeze_mainloop;
433		482
434	my $busy = 1;	483	my $busy = 1;
435	my @res;	484	my @res;
436		485
437	(async {	486	(async {
		487	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	488	@res = eval { $job->() };
439	warn $@ if $@;	489	warn $@ if $@;
440	undef $busy;	490	undef $busy;
441	})->prio (Coro::PRIO_MAX);	491	})->prio (Coro::PRIO_MAX);
442		492
443	while ($busy) {	493	while ($busy) {
444	Coro::cede or Event::one_event;	494	if (Coro::nready) {
		495	Coro::cede_notself;
		496	} else {
		497	EV::loop EV::LOOP_ONESHOT;
445	}	498	}
		499	}
446		500
447	$time = Event::time - $time;	501	my $time = EV::time - $time;
448		502
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	503	$TICK_START += $time; # do not account sync jobs to server load
453		504
454	wantarray ? @res : $res[0]	505	wantarray ? @res : $res[0]
455	} else {	506	} else {
456	# we are in another coroutine, how wonderful, everything just works	507	# we are in another coroutine, how wonderful, everything just works
457		508
…		…
482	=item fork_call { }, $args	533	=item fork_call { }, $args
483		534
484	Executes the given code block with the given arguments in a seperate	535	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	536	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	537	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	538	never block itself or use any form of event handling.
488		539
489	=cut	540	=cut
490		541
491	sub fork_call(&@) {	542	sub fork_call(&@) {
492	my ($cb, @args) = @_;	543	my ($cb, @args) = @_;
…		…
499	reset_signals;	550	reset_signals;
500	&$cb	551	&$cb
501	}, @args;	552	}, @args;
502		553
503	wantarray ? @res : $res[-1]	554	wantarray ? @res : $res[-1]
		555	}
		556
		557	=item $coin = coin_from_name $name
		558
		559	=cut
		560
		561	our %coin_alias = (
		562	"silver" => "silvercoin",
		563	"silvercoin" => "silvercoin",
		564	"silvercoins" => "silvercoin",
		565	"gold" => "goldcoin",
		566	"goldcoin" => "goldcoin",
		567	"goldcoins" => "goldcoin",
		568	"platinum" => "platinacoin",
		569	"platinumcoin" => "platinacoin",
		570	"platinumcoins" => "platinacoin",
		571	"platina" => "platinacoin",
		572	"platinacoin" => "platinacoin",
		573	"platinacoins" => "platinacoin",
		574	"royalty" => "royalty",
		575	"royalties" => "royalty",
		576	);
		577
		578	sub coin_from_name($) {
		579	$coin_alias{$_[0]}
		580	? cf::arch::find $coin_alias{$_[0]}
		581	: undef
504	}	582	}
505		583
506	=item $value = cf::db_get $family => $key	584	=item $value = cf::db_get $family => $key
507		585
508	Returns a single value from the environment database.	586	Returns a single value from the environment database.
…		…
653	attach callbacks/event handlers (a collection of which is called an "attachment")	731	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	732	to it. All such attachable objects support the following methods.
655		733
656	In the following description, CLASS can be any of C<global>, C<object>	734	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	735	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	736	Deliantra).
659		737
660	=over 4	738	=over 4
661		739
662	=item $attachable->attach ($attachment, key => $value...)	740	=item $attachable->attach ($attachment, key => $value...)
663		741
…		…
945	}	1023	}
946		1024
947	0	1025	0
948	}	1026	}
949		1027
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1028	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1029
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1031
954	Generate an object-specific event with the given arguments.	1032	Generate an object-specific event with the given arguments.
955		1033
…		…
961		1039
962	=cut	1040	=cut
963		1041
964	#############################################################################	1042	#############################################################################
965	# object support	1043	# object support
966	#
967		1044
		1045	sub _object_equal($$);
		1046	sub _object_equal($$) {
		1047	my ($a, $b) = @_;
		1048
		1049	return 0 unless (ref $a) eq (ref $b);
		1050
		1051	if ("HASH" eq ref $a) {
		1052	my @ka = keys %$a;
		1053	my @kb = keys %$b;
		1054
		1055	return 0 if @ka != @kb;
		1056
		1057	for (0 .. $#ka) {
		1058	return 0 unless $ka[$_] eq $kb[$_];
		1059	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1060	}
		1061
		1062	} elsif ("ARRAY" eq ref $a) {
		1063
		1064	return 0 if @$a != @$b;
		1065
		1066	for (0 .. $#$a) {
		1067	return 0 unless _object_equal $a->[$_], $b->[$_];
		1068	}
		1069
		1070	} elsif ($a ne $b) {
		1071	return 0;
		1072	}
		1073
		1074	1
		1075	}
		1076
		1077	our $SLOW_MERGES;#d#
968	sub _can_merge {	1078	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1079	my ($ob1, $ob2) = @_;
970		1080
971	local $Storable::canonical = 1;	1081	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1082
975	$fob1 eq $fob2	1083	# we do the slow way here
		1084	return _object_equal $ob1, $ob2
976	}	1085	}
977		1086
978	sub reattach {	1087	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1088	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1089	my ($obj) = @_;
…		…
1002	cf::attachable->attach (	1111	cf::attachable->attach (
1003	prio => -1000000,	1112	prio => -1000000,
1004	on_instantiate => sub {	1113	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1114	my ($obj, $data) = @_;
1006		1115
1007	$data = from_json $data;	1116	$data = decode_json $data;
1008		1117
1009	for (@$data) {	1118	for (@$data) {
1010	my ($name, $args) = @$_;	1119	my ($name, $args) = @$_;
1011		1120
1012	$obj->attach ($name, %{$args || {} });	1121	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1134	},
1026	);	1135	);
1027		1136
1028	sub object_freezer_save {	1137	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1138	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1139
1033	sync_job {	1140	sync_job {
1034	if (length $$rdata) {	1141	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1142	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1143	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1144	$decname, length $$rdata, scalar @$objs;
1038		1145
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1147	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1149	aio_fsync $fh if $cf::USE_FSYNC;
1043	close $fh;	1150	aio_close $fh;
1044		1151
1045	if (@$objs) {	1152	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1156	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1157	aio_fsync $fh if $cf::USE_FSYNC;
1051	close $fh;	1158	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1159	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1160	}
1054	} else {	1161	} else {
1055	aio_unlink "$filename.pst";	1162	aio_unlink "$filename.pst";
1056	}	1163	}
…		…
1062	} else {	1169	} else {
1063	aio_unlink $filename;	1170	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1065	}	1172	}
1066	};	1173	};
1067
1068	undef $guard;
1069	}	1174	}
1070		1175
1071	sub object_freezer_as_string {	1176	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1177	my ($rdata, $objs) = @_;
1073		1178
…		…
1078		1183
1079	sub object_thawer_load {	1184	sub object_thawer_load {
1080	my ($filename) = @_;	1185	my ($filename) = @_;
1081		1186
1082	my ($data, $av);	1187	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1188
1086	(aio_load $filename, $data) >= 0	1189	(aio_load $filename, $data) >= 0
1087	or return;	1190	or return;
1088		1191
1089	unless (aio_stat "$filename.pst") {	1192	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1193	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1194	or return;
1092		1195
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1196	my $st = eval { Coro::Storable::thaw $av };
		1197	$av = $st->{objs};
1095	}	1198	}
1096		1199
1097	utf8::decode (my $decname = $filename);	1200	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1201	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1202	$decname, length $data, scalar @{$av || []};
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1358	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1359	: "$v->{base}: extension inactive.\n";
1257		1360
1258	if (exists $v->{meta}{mandatory}) {	1361	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1362	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1363	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1364	}
1263		1365
1264	warn $msg;	1366	warn $msg;
1265	}	1367	}
1266		1368
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1457	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1458	or return;
1357		1459
1358	my $pl = cf::player::load_pl $f	1460	my $pl = cf::player::load_pl $f
1359	or return;	1461	or return;
		1462
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1463	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1464	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1363	}	1466	}
1364	}	1467	}
…		…
1374		1477
1375	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1376		1479
1377	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
		1482
		1483	cf::get_slot 0.01;
1379		1484
1380	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1486	cf::cede_to_tick;
1382	}	1487	}
1383		1488
…		…
1419	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1525	$pl->password ("*"); # this should lock out the player until we nuked the dir
1421		1526
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1426		1533
1427	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1574
1468	for my $login (@$dirs) {	1575	for my $login (@$dirs) {
1469	my $path = path $login;	1576	my $path = path $login;
1470		1577
1471	# a .pst is a dead give-away for a valid player	1578	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1579	# if no pst file found, open and chekc for blocked users
		1580	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1584	}
1477		1585
…		…
1514		1622
1515	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1516		1624
1517	=cut	1625	=cut
1518		1626
		1627	use re 'eval';
		1628
		1629	my $group;
		1630	my $interior; $interior = qr{
		1631	# match a pod interior sequence sans C<< >>
		1632	(?:
		1633	\ (.*?)\ (?{ $group = $^N })
		1634	| < (??{$interior}) >
		1635	)
		1636	}x;
		1637
1519	sub expand_cfpod {	1638	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1521		1640
1522	# escape & and <	1641	my $xml;
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525		1642
1526	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1527		1646
1528	1 while	1647	$group =~ s/&/&amp;/g;
1529	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1530	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1652	([BCGHITU])
1534	# replace G<male|female> tags	1653	<
1535	|| s{G<([^>|]*)\|([^>]*)>}{	1654	(?:
1536	$self->gender ? $2 : $1	1655	([^<>]*) (?{ $group = $^N })
1537	}ge	1656	| < $interior >
1538	# replace H<hint text>	1657	)
1539	|| s{H<([^\>]*)>}	1658	>
		1659	%gcsx
1540	{	1660	) {
		1661	my ($code, $data) = ($1, $group);
		1662
		1663	if ($code eq "B") {
		1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1665	} elsif ($code eq "I") {
		1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1667	} elsif ($code eq "U") {
		1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1669	} elsif ($code eq "C") {
		1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1671	} elsif ($code eq "T") {
		1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1673	} elsif ($code eq "G") {
		1674	my ($male, $female) = split /\|/, $data;
		1675	$data = $self->gender ? $female : $male;
		1676	$xml .= expand_cfpod ($self, $data);
		1677	} elsif ($code eq "H") {
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")	1680	"")
1544	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1545	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1546		1692
		1693	for ($xml) {
1547	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1549		1696
1550	# compress some whitespace	1697	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1555		1703
1556	$_	1704	$xml
1557	}	1705	}
		1706
		1707	no re 'eval';
1558		1708
1559	sub hintmode {	1709	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}	1711	$_[0]{hintmode}
1562	}	1712	}
…		…
1634	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1636		1786
1637	sub generate_random_map {	1787	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1788	my ($self, $rmp) = @_;
		1789
		1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1791
1639	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1793	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1918
1766	# the temporary/swap location	1919	# the temporary/swap location
1767	sub save_path {	1920	sub save_path {
1768	my ($self) = @_;	1921	my ($self) = @_;
1769		1922
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1772	}	1925	}
1773		1926
1774	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1775	sub uniq_path {	1928	sub uniq_path {
1776	my ($self) = @_;	1929	my ($self) = @_;
1777		1930
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1780	}	1933	}
1781		1934
1782	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1783	# all maps in C++...	1936	# all maps in C++...
…		…
1881		2034
1882	cf::lock_wait "map_data:$path";#d#remove	2035	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1884		2037
1885	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2040	my $guard2 = cf::lock_acquire "map_find:$path";
1888		2041
1889	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1890	or return;	2043	or return;
1891		2044
1892	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	2048	or return;
1896		2049
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
1900	undef $guard1;	2054	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2055	$map->reset;
1903	return find $path;	2056	return find $path;
1904	}	2057	}
1905		2058
1906	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2086	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2087	$f->skip_block;
1935	$self->_load_objects ($f)	2088	$self->_load_objects ($f)
1936	or return;	2089	or return;
1937		2090
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1939	if delete $self->{load_original};	2092	if delete $self->{load_original};
1940		2093
1941	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2095	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2096	unless (aio_stat $uniq) {
…		…
1969	}	2122	}
1970		2123
1971	$self->{last_save} = $cf::RUNTIME;	2124	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2125	$self->last_access ($cf::RUNTIME);
1973		2126
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2128	}
1976		2129
1977	$self->post_load;	2130	$self->post_load;
1978	}	2131	}
1979		2132
…		…
2037	my ($path, $origin, $load) = @_;	2190	my ($path, $origin, $load) = @_;
2038		2191
2039	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
2040		2193
2041	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2196	}
2044		2197
2045	$MAP_PREFETCH{$path} |= $load;	2198	$MAP_PREFETCH{$path} |= $load;
2046		2199
2047	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
		2201	$Coro::current->{desc} = "map prefetcher";
		2202
2048	while (%MAP_PREFETCH) {	2203	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2204	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2205	if (my $map = find $k) {
2051	$map->load if $v;	2206	$map->load if $v;
2052	}	2207	}
…		…
2078	return if $self->{deny_save};	2233	return if $self->{deny_save};
2079		2234
2080	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
2081		2236
2082	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2084	};	2240	};
		2241
		2242	cf::get_slot 0.02;
2085		2243
2086	if ($uniq) {	2244	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2247	} else {
…		…
2098	$self->save;	2256	$self->save;
2099		2257
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2259
2102	return if $self->players;	2260	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2262	return if $self->{deny_save};
2105		2263
2106	$self->in_memory (cf::MAP_SWAPPED);	2264	$self->in_memory (cf::MAP_SWAPPED);
2107		2265
2108	$self->deactivate;	2266	$self->deactivate;
…		…
2226		2384
2227	sub unique_maps() {	2385	sub unique_maps() {
2228	[	2386	[
2229	map {	2387	map {
2230	utf8::decode $_;	2388	utf8::decode $_;
2231	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2232	? normalise $_	2392	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2394	]
2236	}	2395	}
2237		2396
2238	package cf;
2239
2240	=back	2397	=back
2241		2398
2242	=head3 cf::object	2399	=head3 cf::object
2243		2400
2244	=cut	2401	=cut
…		…
2247		2404
2248	=over 4	2405	=over 4
2249		2406
2250	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2251		2408
2252	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2253		2411
2254	=cut	2412	=cut
2255		2413
2256	sub inv_recursive_;	2414	sub inv_recursive_;
2257	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2263	}	2421	}
2264		2422
2265	=item $ref = $ob->ref	2423	=item $ref = $ob->ref
2266		2424
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2425	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2426
2269	=item $ob = cf::object::deref ($refstring)	2427	=item $ob = cf::object::deref ($refstring)
2270		2428
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2430	even if the object actually exists. May block.
…		…
2274	=cut	2432	=cut
2275		2433
2276	sub deref {	2434	sub deref {
2277	my ($ref) = @_;	2435	my ($ref) = @_;
2278		2436
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2438	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2440	or return;
2286	$pl->ob->uuid eq $uuid	2441	$pl->ob->uuid eq $uuid
2287	or return;	2442	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2309		2464
2310	=cut	2465	=cut
2311		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
		2480
2312	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2482	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2498
2330	} else {	2499	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2502	}
2334	}	2503	}
2335	}	2504	}
2336		2505
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2445	her, loading and preparing them map, calling the provided $check callback	2614	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2615	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2616	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2617	be called at the end of this process.
2449		2618
		2619	Note that $check will be called with a potentially non-loaded map, so if
		2620	it needs a loaded map it has to call C<< ->load >>.
		2621
2450	=cut	2622	=cut
2451		2623
2452	our $GOTOGEN;	2624	our $GOTOGEN;
2453		2625
2454	sub cf::object::player::goto {	2626	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2631
2460	$self->enter_link;	2632	$self->enter_link;
2461		2633
2462	(async {	2634	(async {
		2635	$Coro::current->{desc} = "player::goto $path $x $y";
		2636
2463	# *tag paths override both path and x|y	2637	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2638	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2639	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2640	my $ob = $obs[rand @obs];
2467		2641
…		…
2530	}	2704	}
2531		2705
2532	sub prepare_random_map {	2706	sub prepare_random_map {
2533	my ($exit) = @_;	2707	my ($exit) = @_;
2534		2708
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2709	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2710	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2711	# that depends on the exit object
2540		2712
2541	my $rmp = parse_random_map_params $exit->msg;	2713	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2715	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2716	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2717	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2718	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2719	$rmp->{origin_y} = $exit->y;
		2720
		2721	$exit->map->touch;
2548	}	2722	}
2549		2723
2550	$rmp->{random_seed} ||= $exit->random_seed;	2724	$rmp->{random_seed} ||= $exit->random_seed;
2551		2725
2552	my $data = cf::to_json $rmp;	2726	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2727	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2728	my $meta = "$RANDOMDIR/$md5.meta";
2555		2729
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2730	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2731	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2732	undef $fh;
2559	aio_rename "$meta~", $meta;	2733	aio_rename "$meta~", $meta;
2560		2734
		2735	my $slaying = "?random/$md5";
		2736
		2737	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2738	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2739	$exit->msg (undef);
		2740	}
2563	}	2741	}
2564	}	2742	}
2565		2743
2566	sub cf::object::player::enter_exit {	2744	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2745	my ($self, $exit) = @_;
2568		2746
2569	return unless $self->type == cf::PLAYER;	2747	return unless $self->type == cf::PLAYER;
2570		2748
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2749	$self->enter_link;
2583		2750
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2751	(async {
2589	$self->deactivate_recursive; # just to be sure	2752	$Coro::current->{desc} = "enter_exit";
		2753
2590	unless (eval {	2754	unless (eval {
		2755	$self->deactivate_recursive; # just to be sure
		2756
		2757	# random map handling
		2758	{
		2759	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2760
		2761	prepare_random_map $exit
		2762	if $exit->slaying eq "/!";
		2763	}
		2764
		2765	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2766	my $x = $exit->stats->hp;
		2767	my $y = $exit->stats->sp;
		2768
2591	$self->goto ($slaying, $hp, $sp);	2769	$self->goto ($map, $x, $y);
2592		2770
		2771	# if exit is damned, update players death & WoR home-position
		2772	$self->contr->savebed ($map, $x, $y)
		2773	if $exit->flag (cf::FLAG_DAMNED);
		2774
2593	1;	2775	1
2594	}) {	2776	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2777	$self->message ("Something went wrong deep within the crossfire server. "
2596	. "I'll try to bring you back to the map you were before. "	2778	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2779	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2780	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2810	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2811	the message unless the client supports the msg packet.
2630		2812
2631	=cut	2813	=cut
2632		2814
		2815	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2816	our %CHANNEL = (
2634	"c/identify" => {	2817	"c/identify" => {
2635	id => "identify",	2818	id => "infobox",
2636	title => "Identify",	2819	title => "Identify",
2637	reply => undef,	2820	reply => undef,
2638	tooltip => "Items recently identified",	2821	tooltip => "Items recently identified",
2639	},	2822	},
2640	"c/examine" => {	2823	"c/examine" => {
2641	id => "examine",	2824	id => "infobox",
2642	title => "Examine",	2825	title => "Examine",
2643	reply => undef,	2826	reply => undef,
2644	tooltip => "Signs and other items you examined",	2827	tooltip => "Signs and other items you examined",
2645	},	2828	},
		2829	"c/book" => {
		2830	id => "infobox",
		2831	title => "Book",
		2832	reply => undef,
		2833	tooltip => "The contents of a note or book",
		2834	},
		2835	"c/lookat" => {
		2836	id => "infobox",
		2837	title => "Look",
		2838	reply => undef,
		2839	tooltip => "What you saw there",
		2840	},
		2841	"c/who" => {
		2842	id => "infobox",
		2843	title => "Players",
		2844	reply => undef,
		2845	tooltip => "Shows players who are currently online",
		2846	},
		2847	"c/body" => {
		2848	id => "infobox",
		2849	title => "Body Parts",
		2850	reply => undef,
		2851	tooltip => "Shows which body parts you posess and are available",
		2852	},
		2853	"c/uptime" => {
		2854	id => "infobox",
		2855	title => "Uptime",
		2856	reply => undef,
		2857	tooltip => "How long the server has been running since last restart",
		2858	},
		2859	"c/mapinfo" => {
		2860	id => "infobox",
		2861	title => "Map Info",
		2862	reply => undef,
		2863	tooltip => "Information related to the maps",
		2864	},
		2865	"c/party" => {
		2866	id => "party",
		2867	title => "Party",
		2868	reply => "gsay ",
		2869	tooltip => "Messages and chat related to your party",
		2870	},
2646	);	2871	);
2647		2872
2648	sub cf::client::send_msg {	2873	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2874	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2875
2651	$msg = $self->pl->expand_cfpod ($msg);	2876	$msg = $self->pl->expand_cfpod ($msg);
2652		2877
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2878	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2879
2655	# check predefined channels, for the benefit of C	2880	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2881	if ($CHANNEL{$channel}) {
		2882	$channel = $CHANNEL{$channel};
2657		2883
		2884	$self->ext_msg (channel_info => $channel)
		2885	if $self->can_msg;
		2886
		2887	$channel = $channel->{id};
		2888
2658	if (ref $channel) {	2889	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2890	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2891	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2892	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2893	$self->ext_msg (channel_info => $channel)
2663	if $self->can_msg;	2894	if $self->can_msg;
…		…
2880	=pod	3111	=pod
2881		3112
2882	The following functions and methods are available within a safe environment:	3113	The following functions and methods are available within a safe environment:
2883		3114
2884	cf::object	3115	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3116	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3117	insert remove name archname title slaying race decrease split
2887		3118
2888	cf::object::player	3119	cf::object::player
2889	player	3120	player
2890		3121
2891	cf::player	3122	cf::player
…		…
2896		3127
2897	=cut	3128	=cut
2898		3129
2899	for (	3130	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3132	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3133	decrease split destroy change_exp)],
2903	["cf::object::player" => qw(player)],	3134	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3135	["cf::player" => qw(peaceful)],
2905	["cf::map" => qw(trigger)],	3136	["cf::map" => qw(trigger)],
2906	) {	3137	) {
2907	no strict 'refs';	3138	no strict 'refs';
…		…
3012	{	3243	{
3013	my $faces = $facedata->{faceinfo};	3244	my $faces = $facedata->{faceinfo};
3014		3245
3015	while (my ($face, $info) = each %$faces) {	3246	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3248
3017	cf::face::set_visibility $idx, $info->{visibility};	3249	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3250	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3021		3253
3022	cf::cede_to_tick;	3254	cf::cede_to_tick;
3023	}	3255	}
3024		3256
3025	while (my ($face, $info) = each %$faces) {	3257	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3258	next unless $info->{smooth};
		3259
3027	my $idx = cf::face::find $face	3260	my $idx = cf::face::find $face
3028	or next;	3261	or next;
		3262
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3263	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3264	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3266	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3267	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3051	{	3285	{
3052	# TODO: for gcfclient pleasure, we should give resources	3286	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.	3287	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3288	my $res = $facedata->{resource};
3055		3289
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3290	while (my ($name, $info) = each %$res) {
		3291	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;	3293	my $data;
3061		3294
3062	if ($info->{type} & 1) {	3295	if ($info->{type} & 1) {
3063	# prepend meta info	3296	# prepend meta info
3064		3297
3065	my $meta = $enc->encode ({	3298	my $meta = $enc->encode ({
3066	name => $name,	3299	name => $name,
3067	%{ $info->{meta} || {} },	3300	%{ $info->{meta} || {} },
3068	});	3301	});
3069		3302
3070	$data = pack "(w/a*)*", $meta, $info->{data};	3303	$data = pack "(w/a*)*", $meta, $info->{data};
		3304	} else {
		3305	$data = $info->{data};
		3306	}
		3307
		3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3309	cf::face::set_type $idx, $info->{type};
3071	} else {	3310	} else {
3072	$data = $info->{data};	3311	$RESOURCE{$name} = $info;
3073	}	3312	}
3074		3313
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3314	cf::cede_to_tick;
3079	}	3315	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3316	}
		3317
		3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3319
3100	1	3320	1
3101	}	3321	}
		3322
		3323	cf::global->attach (on_resource_update => sub {
		3324	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3325	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3326
		3327	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3328	my $sound = $soundconf->{compat}[$_]
		3329	or next;
		3330
		3331	my $face = cf::face::find "sound/$sound->[1]";
		3332	cf::sound::set $sound->[0] => $face;
		3333	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3334	}
		3335
		3336	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3337	my $face = cf::face::find "sound/$v";
		3338	cf::sound::set $k => $face;
		3339	}
		3340	}
		3341	});
3102		3342
3103	register_exticmd fx_want => sub {	3343	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3344	my ($ns, $want) = @_;
3105		3345
3106	while (my ($k, $v) = each %$want) {	3346	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3347	$ns->fx_want ($k, $v);
3108	}	3348	}
3109	};	3349	};
		3350
		3351	sub load_resource_file($) {
		3352	my $guard = lock_acquire "load_resource_file";
		3353
		3354	my $status = load_resource_file_ $_[0];
		3355	get_slot 0.1, 100;
		3356	cf::arch::commit_load;
		3357
		3358	$status
		3359	}
3110		3360
3111	sub reload_regions {	3361	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3362	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3363	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3364	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3378	}
3129		3379
3130	sub reload_archetypes {	3380	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3381	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3382	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3383	}
3139		3384
3140	sub reload_treasures {	3385	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3386	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3387	or die "unable to load treasurelists\n";
3143	}	3388	}
3144		3389
3145	sub reload_resources {	3390	sub reload_resources {
3146	warn "reloading resource files...\n";	3391	warn "reloading resource files...\n";
3147		3392
		3393	reload_facedata;
		3394	reload_archetypes;
3148	reload_regions;	3395	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3396	reload_treasures;
3153		3397
3154	warn "finished reloading resource files\n";	3398	warn "finished reloading resource files\n";
3155	}	3399	}
3156		3400
3157	sub init {	3401	sub init {
		3402	my $guard = freeze_mainloop;
		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
3158	reload_resources;	3406	reload_resources;
3159	}	3407	}
3160		3408
3161	sub reload_config {	3409	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3410	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3411	or return;
3164		3412
3165	local $/;	3413	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3414	*CFG = YAML::Load <$fh>;
3167		3415
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3417
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3182	sub main {	3430	sub main {
3183	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3434	(async {
3187	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3189	};	3438	};
3190		3439
		3440	{
		3441	my $guard = freeze_mainloop;
3191	reload_config;	3442	reload_config;
3192	db_init;	3443	db_init;
3193	load_extensions;	3444	load_extensions;
3194		3445
3195	$TICK_WATCHER->start;	3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3447	}
		3448
3196	Event::loop;	3449	EV::loop;
3197	}	3450	}
3198		3451
3199	#############################################################################	3452	#############################################################################
3200	# initialisation and cleanup	3453	# initialisation and cleanup
3201		3454
3202	# install some emergency cleanup handlers	3455	# install some emergency cleanup handlers
3203	BEGIN {	3456	BEGIN {
		3457	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3458	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3460	cf::cleanup "SIG$signal";
3212	},
3213	);	3461	};
3214	}	3462	}
3215	}	3463	}
3216		3464
3217	sub write_runtime {	3465	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3466	my $runtime = "$LOCALDIR/runtime";
3219		3467
3220	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3222		3470
…		…
3248	and return;	3496	and return;
3249		3497
3250	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3251		3499
3252	1	3500	1
		3501	}
		3502
		3503	our $uuid_lock;
		3504	our $uuid_skip;
		3505
		3506	sub write_uuid_sync($) {
		3507	$uuid_skip ||= $_[0];
		3508
		3509	return if $uuid_lock;
		3510	local $uuid_lock = 1;
		3511
		3512	my $uuid = "$LOCALDIR/uuid";
		3513
		3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3515	or return;
		3516
		3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3518	$uuid_skip = 0;
		3519
		3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3521	and return;
		3522
		3523	# always fsync - this file is important
		3524	aio_fsync $fh
		3525	and return;
		3526
		3527	close $fh
		3528	or return;
		3529
		3530	aio_rename "$uuid~", $uuid
		3531	and return;
		3532
		3533	warn "uuid file written ($value).\n";
		3534
		3535	1
		3536
		3537	}
		3538
		3539	sub write_uuid($$) {
		3540	my ($skip, $sync) = @_;
		3541
		3542	$sync ? write_uuid_sync $skip
		3543	: async { write_uuid_sync $skip };
3253	}	3544	}
3254		3545
3255	sub emergency_save() {	3546	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3547	my $freeze_guard = cf::freeze_mainloop;
3257		3548
…		…
3263	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3555	warn "begin emergency player save\n";
3265	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3560	$pl->save;
3269	}	3561	}
3270	warn "end emergency player save\n";	3562	warn "end emergency player save\n";
3271		3563
3272	warn "begin emergency map save\n";	3564	warn "begin emergency map save\n";
…		…
3278	warn "end emergency map save\n";	3570	warn "end emergency map save\n";
3279		3571
3280	warn "begin emergency database checkpoint\n";	3572	warn "begin emergency database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3574	warn "end emergency database checkpoint\n";
		3575
		3576	warn "begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "end write uuid\n";
3283	};	3579	};
3284		3580
3285	warn "leave emergency perl save\n";	3581	warn "leave emergency perl save\n";
3286	}	3582	}
3287		3583
…		…
3302	warn "reloading...";	3598	warn "reloading...";
3303		3599
3304	warn "entering sync_job";	3600	warn "entering sync_job";
3305		3601
3306	cf::sync_job {	3602	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3603	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3604	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3310		3606
3311	warn "syncing database to disk";	3607	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3608	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3609
3314	# if anything goes wrong in here, we should simply crash as we already saved	3610	# if anything goes wrong in here, we should simply crash as we already saved
3315
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320		3611
3321	warn "flushing outstanding aio requests";	3612	warn "flushing outstanding aio requests";
3322	for (;;) {	3613	for (;;) {
3323	BDB::flush;	3614	BDB::flush;
3324	IO::AIO::flush;	3615	IO::AIO::flush;
3325	Coro::cede;	3616	Coro::cede_notself;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3617	last unless IO::AIO::nreqs || BDB::nreqs;
3327	warn "iterate...";	3618	warn "iterate...";
3328	}	3619	}
3329		3620
3330	++$RELOAD;	3621	++$RELOAD;
…		…
3406	warn "leaving sync_job";	3697	warn "leaving sync_job";
3407		3698
3408	1	3699	1
3409	} or do {	3700	} or do {
3410	warn $@;	3701	warn $@;
3411	warn "error while reloading, exiting.";	3702	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3703	};
3414		3704
3415	warn "reloaded";	3705	warn "reloaded";
3416	};	3706	};
3417		3707
…		…
3419		3709
3420	sub reload_perl() {	3710	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3711	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3712	# coro crashes during coro_state_free->destroy here.
3423		3713
3424	$RELOAD_WATCHER ||= Event->timer (	3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3425	reentrant => 0,
3426	after => 0,
3427	data => WF_AUTOCANCEL,
3428	cb => sub {
3429	do_reload_perl;	3715	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3716	undef $RELOAD_WATCHER;
3431	},
3432	);	3717	};
3433	}	3718	}
3434		3719
3435	register_command "reload" => sub {	3720	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3721	my ($who, $arg) = @_;
3437		3722
3438	if ($who->flag (FLAG_WIZ)) {	3723	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3724	$who->message ("reloading server.");
		3725	async {
		3726	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3727	reload_perl;
		3728	};
3441	}	3729	}
3442	};	3730	};
3443		3731
3444	unshift @INC, $LIBDIR;	3732	unshift @INC, $LIBDIR;
3445		3733
…		…
3447		3735
3448	our @WAIT_FOR_TICK;	3736	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3737	our @WAIT_FOR_TICK_BEGIN;
3450		3738
3451	sub wait_for_tick {	3739	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3454		3741
3455	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3743	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3744	$signal->wait;
3458	}	3745	}
3459		3746
3460	sub wait_for_tick_begin {	3747	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3748	return if tick_inhibit || $Coro::current == $Coro::main;
3463		3749
3464	my $signal = new Coro::Signal;	3750	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3751	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3752	$signal->wait;
3467	}	3753	}
3468		3754
3469	$TICK_WATCHER = Event->timer (	3755	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3756	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3757	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3758	unless ++$bug_warning > 10;
3479	return;	3759	return;
3480	}	3760	}
3481		3761
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3762	cf::server_tick; # one server iteration
3485		3763
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3766	Coro::async_pool {
		3767	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3768	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3769	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3770	};
		3771	}
3496		3772
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3774	$sig->send;
3499	}	3775	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3776	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3777	$sig->send;
3502	}	3778	}
3503		3779
3504	$NOW = Event::time;	3780	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3781	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3782
3515	_post_tick;	3783	if (0) {
		3784	if ($NEXT_TICK) {
		3785	my $jitter = $TICK_START - $NEXT_TICK;
		3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3787	warn "jitter $JITTER\n";#d#
		3788	}
3516	},	3789	}
3517	);	3790	}
3518		3791
3519	{	3792	{
		3793	# configure BDB
		3794
3520	BDB::min_parallel 8;	3795	BDB::min_parallel 8;
3521	BDB::max_poll_time $TICK * 0.1;	3796	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3797	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3798
3546	unless ($DB_ENV) {	3799	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3800	$DB_ENV = BDB::db_env_create;
3548	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3549	| BDB::LOG_AUTOREMOVE, 1);	3802	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3803	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3550	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3804	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3551	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3805	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3552		3806
3553	cf::sync_job {	3807	cf::sync_job {
3554	eval {	3808	eval {
…		…
3564		3818
3565	cf::cleanup "db_env_open(db): $@" if $@;	3819	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3820	};
3567	}	3821	}
3568		3822
3569	$BDB_DEADLOCK_WATCHER = Event->timer (	3823	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 3,
3571	interval => 1,
3572	hard => 1,
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3824	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	},
3578	);	3825	};
3579	$BDB_CHECKPOINT_WATCHER = Event->timer (	3826	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3580	after => 11,
3581	interval => 60,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3827	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3587	},
3588	);	3828	};
3589	$BDB_TRICKLE_WATCHER = Event->timer (	3829	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3590	after => 5,
3591	interval => 10,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3830	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3597	},
3598	);	3831	};
3599	}	3832	}
3600		3833
3601	{	3834	{
		3835	# configure IO::AIO
		3836
3602	IO::AIO::min_parallel 8;	3837	IO::AIO::min_parallel 8;
3603
3604	undef $Coro::AIO::WATCHER;
3605	IO::AIO::max_poll_time $TICK * 0.1;	3838	IO::AIO::max_poll_time $TICK * 0.1;
3606	$AIO_POLL_WATCHER = Event->io (	3839	undef $AnyEvent::AIO::WATCHER;
3607	reentrant => 0,
3608	data => WF_AUTOCANCEL,
3609	fd => IO::AIO::poll_fileno,
3610	poll => 'r',
3611	prio => 6,
3612	cb => \&IO::AIO::poll_cb,
3613	);
3614	}	3840	}
3615		3841
3616	my $_log_backtrace;	3842	my $_log_backtrace;
3617		3843
3618	sub _log_backtrace {	3844	sub _log_backtrace {
…		…
3622		3848
3623	# limit the # of concurrent backtraces	3849	# limit the # of concurrent backtraces
3624	if ($_log_backtrace < 2) {	3850	if ($_log_backtrace < 2) {
3625	++$_log_backtrace;	3851	++$_log_backtrace;
3626	async {	3852	async {
		3853	$Coro::current->{desc} = "abt $msg";
		3854
3627	my @bt = fork_call {	3855	my @bt = fork_call {
3628	@addr = map { sprintf "%x", $_ } @addr;	3856	@addr = map { sprintf "%x", $_ } @addr;
3629	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3857	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3630	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3858	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3631	or die "addr2line: $!";	3859	or die "addr2line: $!";

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