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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 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
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1455	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1456
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	$f->next;
1359	my $pl = cf::player::load_pl $f	1460	my $pl = cf::player::load_pl $f
1360	or return;	1461	or return;
		1462
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1463	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1464	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1364	}	1466	}
1365	}	1467	}
…		…
1375		1477
1376	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1377		1479
1378	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
		1482
		1483	cf::get_slot 0.01;
1380		1484
1381	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1486	cf::cede_to_tick;
1383	}	1487	}
1384		1488
…		…
1420	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1421	$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
1422		1526
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1424	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1426	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1427		1533
1428	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1468		1574
1469	for my $login (@$dirs) {	1575	for my $login (@$dirs) {
1470	my $path = path $login;	1576	my $path = path $login;
1471		1577
1472	# a .pst is a dead give-away for a valid player	1578	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1579	# if no pst file found, open and chekc for blocked users
		1580	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1584	}
1478		1585
…		…
1515		1622
1516	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1517		1624
1518	=cut	1625	=cut
1519		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
1520	sub expand_cfpod {	1638	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1522		1640
1523	# escape & and <	1641	my $xml;
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526		1642
1527	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1528		1646
1529	1 while	1647	$group =~ s/&/&amp;/g;
1530	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1531	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1652	([BCGHITU])
1535	# replace G<male|female> tags	1653	<
1536	|| s{G<([^>|]*)\|([^>]*)>}{	1654	(?:
1537	$self->gender ? $2 : $1	1655	([^<>]*) (?{ $group = $^N })
1538	}ge	1656	| < $interior >
1539	# replace H<hint text>	1657	)
1540	|| s{H<([^\>]*)>}	1658	>
		1659	%gcsx
1541	{	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") {
1542	("<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>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")	1680	"")
1545	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1546	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1547		1692
		1693	for ($xml) {
1548	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1550		1696
1551	# compress some whitespace	1697	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1556		1703
1557	$_	1704	$xml
1558	}	1705	}
		1706
		1707	no re 'eval';
1559		1708
1560	sub hintmode {	1709	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}	1711	$_[0]{hintmode}
1563	}	1712	}
…		…
1635	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1637		1786
1638	sub generate_random_map {	1787	sub generate_random_map {
1639	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
1640	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1793	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1766		1918
1767	# the temporary/swap location	1919	# the temporary/swap location
1768	sub save_path {	1920	sub save_path {
1769	my ($self) = @_;	1921	my ($self) = @_;
1770		1922
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1773	}	1925	}
1774		1926
1775	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1776	sub uniq_path {	1928	sub uniq_path {
1777	my ($self) = @_;	1929	my ($self) = @_;
1778		1930
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1781	}	1933	}
1782		1934
1783	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1784	# all maps in C++...	1936	# all maps in C++...
…		…
1882		2034
1883	cf::lock_wait "map_data:$path";#d#remove	2035	cf::lock_wait "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1885		2037
1886	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	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";
1889		2041
1890	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1891	or return;	2043	or return;
1892		2044
1893	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
…		…
1896	or return;	2048	or return;
1897		2049
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
1901	undef $guard1;	2054	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2055	$map->reset;
1904	return find $path;	2056	return find $path;
1905	}	2057	}
1906		2058
1907	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2086	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2087	$f->skip_block;
1936	$self->_load_objects ($f)	2088	$self->_load_objects ($f)
1937	or return;	2089	or return;
1938		2090
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1940	if delete $self->{load_original};	2092	if delete $self->{load_original};
1941		2093
1942	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2095	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2096	unless (aio_stat $uniq) {
…		…
1970	}	2122	}
1971		2123
1972	$self->{last_save} = $cf::RUNTIME;	2124	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2125	$self->last_access ($cf::RUNTIME);
1974		2126
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2128	}
1977		2129
1978	$self->post_load;	2130	$self->post_load;
1979	}	2131	}
1980		2132
…		…
2038	my ($path, $origin, $load) = @_;	2190	my ($path, $origin, $load) = @_;
2039		2191
2040	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
2041		2193
2042	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2196	}
2045		2197
2046	$MAP_PREFETCH{$path} |= $load;	2198	$MAP_PREFETCH{$path} |= $load;
2047		2199
2048	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
		2201	$Coro::current->{desc} = "map prefetcher";
		2202
2049	while (%MAP_PREFETCH) {	2203	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2204	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2205	if (my $map = find $k) {
2052	$map->load if $v;	2206	$map->load if $v;
2053	}	2207	}
…		…
2079	return if $self->{deny_save};	2233	return if $self->{deny_save};
2080		2234
2081	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
2082		2236
2083	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2085	};	2240	};
		2241
		2242	cf::get_slot 0.02;
2086		2243
2087	if ($uniq) {	2244	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2247	} else {
…		…
2099	$self->save;	2256	$self->save;
2100		2257
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2259
2103	return if $self->players;	2260	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2262	return if $self->{deny_save};
2106		2263
2107	$self->in_memory (cf::MAP_SWAPPED);	2264	$self->in_memory (cf::MAP_SWAPPED);
2108		2265
2109	$self->deactivate;	2266	$self->deactivate;
…		…
2227		2384
2228	sub unique_maps() {	2385	sub unique_maps() {
2229	[	2386	[
2230	map {	2387	map {
2231	utf8::decode $_;	2388	utf8::decode $_;
2232	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2233	? normalise $_	2392	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2394	]
2237	}	2395	}
2238		2396
2239	package cf;
2240
2241	=back	2397	=back
2242		2398
2243	=head3 cf::object	2399	=head3 cf::object
2244		2400
2245	=cut	2401	=cut
…		…
2248		2404
2249	=over 4	2405	=over 4
2250		2406
2251	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2252		2408
2253	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.
2254		2411
2255	=cut	2412	=cut
2256		2413
2257	sub inv_recursive_;	2414	sub inv_recursive_;
2258	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2264	}	2421	}
2265		2422
2266	=item $ref = $ob->ref	2423	=item $ref = $ob->ref
2267		2424
2268	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.
2269		2426
2270	=item $ob = cf::object::deref ($refstring)	2427	=item $ob = cf::object::deref ($refstring)
2271		2428
2272	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,
2273	even if the object actually exists. May block.	2430	even if the object actually exists. May block.
…		…
2275	=cut	2432	=cut
2276		2433
2277	sub deref {	2434	sub deref {
2278	my ($ref) = @_;	2435	my ($ref) = @_;
2279		2436
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2438	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2440	or return;
2287	$pl->ob->uuid eq $uuid	2441	$pl->ob->uuid eq $uuid
2288	or return;	2442	or return;
…		…
2308	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
2309	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2310		2464
2311	=cut	2465	=cut
2312		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
2313	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2482	# with dialog boxes.
2315	#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
2316	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2329	$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));
2330		2498
2331	} else {	2499	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2502	}
2335	}	2503	}
2336	}	2504	}
2337		2505
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2446	her, loading and preparing them map, calling the provided $check callback	2614	her, loading and preparing them map, calling the provided $check callback
2447	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
2448	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
2449	be called at the end of this process.	2617	be called at the end of this process.
2450		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
2451	=cut	2622	=cut
2452		2623
2453	our $GOTOGEN;	2624	our $GOTOGEN;
2454		2625
2455	sub cf::object::player::goto {	2626	sub cf::object::player::goto {
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2631
2461	$self->enter_link;	2632	$self->enter_link;
2462		2633
2463	(async {	2634	(async {
		2635	$Coro::current->{desc} = "player::goto $path $x $y";
		2636
2464	# *tag paths override both path and x|y	2637	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2638	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2639	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2640	my $ob = $obs[rand @obs];
2468		2641
…		…
2531	}	2704	}
2532		2705
2533	sub prepare_random_map {	2706	sub prepare_random_map {
2534	my ($exit) = @_;	2707	my ($exit) = @_;
2535		2708
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2709	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2710	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2711	# that depends on the exit object
2541		2712
2542	my $rmp = parse_random_map_params $exit->msg;	2713	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2715	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2716	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2717	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2718	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2719	$rmp->{origin_y} = $exit->y;
		2720
		2721	$exit->map->touch;
2549	}	2722	}
2550		2723
2551	$rmp->{random_seed} ||= $exit->random_seed;	2724	$rmp->{random_seed} ||= $exit->random_seed;
2552		2725
2553	my $data = cf::to_json $rmp;	2726	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2727	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2728	my $meta = "$RANDOMDIR/$md5.meta";
2556		2729
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2730	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2731	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2732	undef $fh;
2560	aio_rename "$meta~", $meta;	2733	aio_rename "$meta~", $meta;
2561		2734
		2735	my $slaying = "?random/$md5";
		2736
		2737	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2738	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2739	$exit->msg (undef);
		2740	}
2564	}	2741	}
2565	}	2742	}
2566		2743
2567	sub cf::object::player::enter_exit {	2744	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2745	my ($self, $exit) = @_;
2569		2746
2570	return unless $self->type == cf::PLAYER;	2747	return unless $self->type == cf::PLAYER;
2571		2748
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2749	$self->enter_link;
2584		2750
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2751	(async {
2590	$self->deactivate_recursive; # just to be sure	2752	$Coro::current->{desc} = "enter_exit";
		2753
2591	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
2592	$self->goto ($slaying, $hp, $sp);	2769	$self->goto ($map, $x, $y);
2593		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
2594	1;	2775	1
2595	}) {	2776	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2777	$self->message ("Something went wrong deep within the crossfire server. "
2597	. "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. "
2598	. "Please report this to the dungeon master!",	2779	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2780	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2629	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
2630	the message unless the client supports the msg packet.	2811	the message unless the client supports the msg packet.
2631		2812
2632	=cut	2813	=cut
2633		2814
		2815	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2816	our %CHANNEL = (
2635	"c/identify" => {	2817	"c/identify" => {
2636	id => "identify",	2818	id => "infobox",
2637	title => "Identify",	2819	title => "Identify",
2638	reply => undef,	2820	reply => undef,
2639	tooltip => "Items recently identified",	2821	tooltip => "Items recently identified",
2640	},	2822	},
2641	"c/examine" => {	2823	"c/examine" => {
2642	id => "examine",	2824	id => "infobox",
2643	title => "Examine",	2825	title => "Examine",
2644	reply => undef,	2826	reply => undef,
2645	tooltip => "Signs and other items you examined",	2827	tooltip => "Signs and other items you examined",
2646	},	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	},
2647	);	2871	);
2648		2872
2649	sub cf::client::send_msg {	2873	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	2874	my ($self, $channel, $msg, $color, @extra) = @_;
2651		2875
2652	$msg = $self->pl->expand_cfpod ($msg);	2876	$msg = $self->pl->expand_cfpod ($msg);
2653		2877
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	2878	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		2879
2656	# check predefined channels, for the benefit of C	2880	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2881	if ($CHANNEL{$channel}) {
		2882	$channel = $CHANNEL{$channel};
2658		2883
		2884	$self->ext_msg (channel_info => $channel)
		2885	if $self->can_msg;
		2886
		2887	$channel = $channel->{id};
		2888
2659	if (ref $channel) {	2889	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	2890	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	2891	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	2892	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	2893	$self->ext_msg (channel_info => $channel)
2664	if $self->can_msg;	2894	if $self->can_msg;
…		…
2881	=pod	3111	=pod
2882		3112
2883	The following functions and methods are available within a safe environment:	3113	The following functions and methods are available within a safe environment:
2884		3114
2885	cf::object	3115	cf::object
2886	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
2887	insert remove name archname title slaying race decrease_ob_nr	3117	insert remove name archname title slaying race decrease split
2888		3118
2889	cf::object::player	3119	cf::object::player
2890	player	3120	player
2891		3121
2892	cf::player	3122	cf::player
…		…
2897		3127
2898	=cut	3128	=cut
2899		3129
2900	for (	3130	for (
2901	["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
2902	insert remove inv name archname title slaying race	3132	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3133	decrease split destroy change_exp)],
2904	["cf::object::player" => qw(player)],	3134	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3135	["cf::player" => qw(peaceful)],
2906	["cf::map" => qw(trigger)],	3136	["cf::map" => qw(trigger)],
2907	) {	3137	) {
2908	no strict 'refs';	3138	no strict 'refs';
…		…
3013	{	3243	{
3014	my $faces = $facedata->{faceinfo};	3244	my $faces = $facedata->{faceinfo};
3015		3245
3016	while (my ($face, $info) = each %$faces) {	3246	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3248
3018	cf::face::set_visibility $idx, $info->{visibility};	3249	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3250	cf::face::set_magicmap $idx, $info->{magicmap};
3020	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};
3021	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};
3022		3253
3023	cf::cede_to_tick;	3254	cf::cede_to_tick;
3024	}	3255	}
3025		3256
3026	while (my ($face, $info) = each %$faces) {	3257	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3258	next unless $info->{smooth};
		3259
3028	my $idx = cf::face::find $face	3260	my $idx = cf::face::find $face
3029	or next;	3261	or next;
		3262
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3263	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3264	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3266	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3267	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3052	{	3285	{
3053	# TODO: for gcfclient pleasure, we should give resources	3286	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.	3287	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3288	my $res = $facedata->{resource};
3056		3289
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3290	while (my ($name, $info) = each %$res) {
		3291	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;	3293	my $data;
3062		3294
3063	if ($info->{type} & 1) {	3295	if ($info->{type} & 1) {
3064	# prepend meta info	3296	# prepend meta info
3065		3297
3066	my $meta = $enc->encode ({	3298	my $meta = $enc->encode ({
3067	name => $name,	3299	name => $name,
3068	%{ $info->{meta} || {} },	3300	%{ $info->{meta} || {} },
3069	});	3301	});
3070		3302
3071	$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};
3072	} else {	3310	} else {
3073	$data = $info->{data};	3311	$RESOURCE{$name} = $info;
3074	}	3312	}
3075		3313
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3314	cf::cede_to_tick;
3080	}	3315	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3316	}
		3317
		3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3319
3101	1	3320	1
3102	}	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	});
3103		3342
3104	register_exticmd fx_want => sub {	3343	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3344	my ($ns, $want) = @_;
3106		3345
3107	while (my ($k, $v) = each %$want) {	3346	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3347	$ns->fx_want ($k, $v);
3109	}	3348	}
3110	};	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	}
3111		3360
3112	sub reload_regions {	3361	sub reload_regions {
3113	# 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
3114	# for this (global event?)	3363	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3364	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3378	}
3130		3379
3131	sub reload_archetypes {	3380	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3381	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3382	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3383	}
3140		3384
3141	sub reload_treasures {	3385	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3386	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3387	or die "unable to load treasurelists\n";
3144	}	3388	}
3145		3389
3146	sub reload_resources {	3390	sub reload_resources {
3147	warn "reloading resource files...\n";	3391	warn "reloading resource files...\n";
3148		3392
		3393	reload_facedata;
		3394	reload_archetypes;
3149	reload_regions;	3395	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3396	reload_treasures;
3154		3397
3155	warn "finished reloading resource files\n";	3398	warn "finished reloading resource files\n";
3156	}	3399	}
3157		3400
3158	sub init {	3401	sub init {
		3402	my $guard = freeze_mainloop;
		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
3159	reload_resources;	3406	reload_resources;
3160	}	3407	}
3161		3408
3162	sub reload_config {	3409	sub reload_config {
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3410	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3411	or return;
3165		3412
3166	local $/;	3413	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3414	*CFG = YAML::Load <$fh>;
3168		3415
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3417
3171	$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};
3172	$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};
…		…
3183	sub main {	3430	sub main {
3184	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
3186	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#
3187	(async {	3434	(async {
3188	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3190	};	3438	};
3191		3439
		3440	{
		3441	my $guard = freeze_mainloop;
3192	reload_config;	3442	reload_config;
3193	db_init;	3443	db_init;
3194	load_extensions;	3444	load_extensions;
3195		3445
3196	$TICK_WATCHER->start;	3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3447	}
		3448
3197	Event::loop;	3449	EV::loop;
3198	}	3450	}
3199		3451
3200	#############################################################################	3452	#############################################################################
3201	# initialisation and cleanup	3453	# initialisation and cleanup
3202		3454
3203	# install some emergency cleanup handlers	3455	# install some emergency cleanup handlers
3204	BEGIN {	3456	BEGIN {
		3457	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3458	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3460	cf::cleanup "SIG$signal";
3213	},
3214	);	3461	};
3215	}	3462	}
3216	}	3463	}
3217		3464
3218	sub write_runtime {	3465	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3466	my $runtime = "$LOCALDIR/runtime";
3220		3467
3221	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3223		3470
…		…
3249	and return;	3496	and return;
3250		3497
3251	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3252		3499
3253	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 };
3254	}	3544	}
3255		3545
3256	sub emergency_save() {	3546	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3547	my $freeze_guard = cf::freeze_mainloop;
3258		3548
…		…
3264	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3555	warn "begin emergency player save\n";
3266	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3560	$pl->save;
3270	}	3561	}
3271	warn "end emergency player save\n";	3562	warn "end emergency player save\n";
3272		3563
3273	warn "begin emergency map save\n";	3564	warn "begin emergency map save\n";
…		…
3279	warn "end emergency map save\n";	3570	warn "end emergency map save\n";
3280		3571
3281	warn "begin emergency database checkpoint\n";	3572	warn "begin emergency database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3283	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";
3284	};	3579	};
3285		3580
3286	warn "leave emergency perl save\n";	3581	warn "leave emergency perl save\n";
3287	}	3582	}
3288		3583
…		…
3303	warn "reloading...";	3598	warn "reloading...";
3304		3599
3305	warn "entering sync_job";	3600	warn "entering sync_job";
3306		3601
3307	cf::sync_job {	3602	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3603	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3604	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3311		3606
3312	warn "syncing database to disk";	3607	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3608	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3609
3315	# 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
3316
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321		3611
3322	warn "flushing outstanding aio requests";	3612	warn "flushing outstanding aio requests";
3323	for (;;) {	3613	for (;;) {
3324	BDB::flush;	3614	BDB::flush;
3325	IO::AIO::flush;	3615	IO::AIO::flush;
3326	Coro::cede;	3616	Coro::cede_notself;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3617	last unless IO::AIO::nreqs || BDB::nreqs;
3328	warn "iterate...";	3618	warn "iterate...";
3329	}	3619	}
3330		3620
3331	++$RELOAD;	3621	++$RELOAD;
…		…
3407	warn "leaving sync_job";	3697	warn "leaving sync_job";
3408		3698
3409	1	3699	1
3410	} or do {	3700	} or do {
3411	warn $@;	3701	warn $@;
3412	warn "error while reloading, exiting.";	3702	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3703	};
3415		3704
3416	warn "reloaded";	3705	warn "reloaded";
3417	};	3706	};
3418		3707
…		…
3420		3709
3421	sub reload_perl() {	3710	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3711	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3712	# coro crashes during coro_state_free->destroy here.
3424		3713
3425	$RELOAD_WATCHER ||= Event->timer (	3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3426	reentrant => 0,
3427	after => 0,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	do_reload_perl;	3715	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3716	undef $RELOAD_WATCHER;
3432	},
3433	);	3717	};
3434	}	3718	}
3435		3719
3436	register_command "reload" => sub {	3720	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3721	my ($who, $arg) = @_;
3438		3722
3439	if ($who->flag (FLAG_WIZ)) {	3723	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3724	$who->message ("reloading server.");
		3725	async {
		3726	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3727	reload_perl;
		3728	};
3442	}	3729	}
3443	};	3730	};
3444		3731
3445	unshift @INC, $LIBDIR;	3732	unshift @INC, $LIBDIR;
3446		3733
…		…
3448		3735
3449	our @WAIT_FOR_TICK;	3736	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3737	our @WAIT_FOR_TICK_BEGIN;
3451		3738
3452	sub wait_for_tick {	3739	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3455		3741
3456	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3743	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3744	$signal->wait;
3459	}	3745	}
3460		3746
3461	sub wait_for_tick_begin {	3747	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	3748	return if tick_inhibit || $Coro::current == $Coro::main;
3464		3749
3465	my $signal = new Coro::Signal;	3750	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3751	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3752	$signal->wait;
3468	}	3753	}
3469		3754
3470	$TICK_WATCHER = Event->timer (	3755	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3756	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3757	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3758	unless ++$bug_warning > 10;
3480	return;	3759	return;
3481	}	3760	}
3482		3761
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3762	cf::server_tick; # one server iteration
3486		3763
3487	$RUNTIME += $TICK;
3488	$NEXT_TICK += $TICK;
3489
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3766	Coro::async_pool {
		3767	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3768	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3769	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3770	};
		3771	}
3497		3772
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3774	$sig->send;
3500	}	3775	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3776	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3777	$sig->send;
3503	}	3778	}
3504		3779
3505	$NOW = Event::time;	3780	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3781	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3782
3516	_post_tick;	3783	if (0) {
		3784	if ($NEXT_TICK) {
		3785	my $jitter = $TICK_START - $NEXT_TICK;
		3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3787	warn "jitter $JITTER\n";#d#
		3788	}
3517	},	3789	}
3518	);	3790	}
3519		3791
3520	{	3792	{
		3793	# configure BDB
		3794
3521	BDB::min_parallel 8;	3795	BDB::min_parallel 8;
3522	BDB::max_poll_time $TICK * 0.1;	3796	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3797	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3798
3547	unless ($DB_ENV) {	3799	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3800	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| 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;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3804	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3805	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		3806
3554	cf::sync_job {	3807	cf::sync_job {
3555	eval {	3808	eval {
…		…
3565		3818
3566	cf::cleanup "db_env_open(db): $@" if $@;	3819	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3820	};
3568	}	3821	}
3569		3822
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	3823	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	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 { };
3578	},
3579	);	3825	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	3826	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3827	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	3828	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	3829	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3830	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	3831	};
3600	}	3832	}
3601		3833
3602	{	3834	{
		3835	# configure IO::AIO
		3836
3603	IO::AIO::min_parallel 8;	3837	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	3838	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	3839	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	3840	}
3616		3841
3617	my $_log_backtrace;	3842	my $_log_backtrace;
3618		3843
3619	sub _log_backtrace {	3844	sub _log_backtrace {
…		…
3623		3848
3624	# limit the # of concurrent backtraces	3849	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	3850	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	3851	++$_log_backtrace;
3627	async {	3852	async {
		3853	$Coro::current->{desc} = "abt $msg";
		3854
3628	my @bt = fork_call {	3855	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	3856	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3857	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	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 |"
3632	or die "addr2line: $!";	3859	or die "addr2line: $!";

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