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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.443 by root, Sun Aug 31 10:05:26 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		69
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		71
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		73
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
75		98
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	101	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		103
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	104	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	105	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	107	our $DB_ENV;
89		108
90	our %CFG;	109	our %CFG;
91		110
92	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
94		114
95	our (%PLAYER, %PLAYER_LOADING); # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
98		118
99	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		121
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
105		126
106	binmode STDOUT;	127	binmode STDOUT;
107	binmode STDERR;	128	binmode STDERR;
108		129
109	# read virtual server time, if available	130	# read virtual server time, if available
…		…
162		183
163	The raw value load value from the last tick.	184	The raw value load value from the last tick.
164		185
165	=item %cf::CFG	186	=item %cf::CFG
166		187
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	189	from wherever your confdir points to.
169		190
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		192
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		215
195	LOG llevError, $msg;	216	LOG llevError, $msg;
196	};	217	};
197	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
198		234
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	245	for my $pkg (qw(
210	cf::global cf::attachable	246	cf::global cf::attachable
211	cf::object cf::object::player	247	cf::object cf::object::player
212	cf::client cf::player	248	cf::client cf::player
213	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
214	cf::map cf::party cf::region	251	cf::party cf::region
215	)) {	252	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	254	}
219		255
220	$Event::DIED = sub {	256	$EV::DIED = sub {
221	warn "error in event callback: @_";	257	warn "error in event callback: @_";
222	};	258	};
223		259
224	#############################################################################	260	#############################################################################
225		261
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	285	$d
250	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
251	}	287	}
252		288
253	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
254		290
255	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
256		292
257	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
258		294
259	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
260		296
261	=cut	297	=cut
262		298
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		300
265	sub to_json ($) { $json_coder->encode ($_[0]) }	301	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	302	sub decode_json($) { $json_coder->decode ($_[0]) }
267		303
268	=item cf::lock_wait $string	304	=item cf::lock_wait $string
269		305
270	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
271		307
…		…
327		363
328	! ! $LOCK{$key}	364	! ! $LOCK{$key}
329	}	365	}
330		366
331	sub freeze_mainloop {	367	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
333		369
334	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	371	}
336	};	372
337	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
338	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
339	}	386	}
340		387
341	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
342		389
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	420	}
374	}	421	}
375	}	422	}
376		423
377	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	427	$signal->wait;
381	} else {	428	} else {
382	Coro::schedule;	429	Coro::schedule;
383	}	430	}
384	}	431	}
385	};	432	};
386		433
387	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
388	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
389		438
390	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
392		441
…		…
406		455
407	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
408		457
409	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
410		459
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	463	acceptable.
415		464
416	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		471
423	sub sync_job(&) {	472	sub sync_job(&) {
424	my ($job) = @_;	473	my ($job) = @_;
425		474
426	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	476	my $time = EV::time;
428		477
429	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
431		480
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	481	LOG llevError, Carp::longmess "sync job";#d#
433		482
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
437		484
438	my $busy = 1;	485	my $busy = 1;
439	my @res;	486	my @res;
440		487
…		…
444	warn $@ if $@;	491	warn $@ if $@;
445	undef $busy;	492	undef $busy;
446	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
447		494
448	while ($busy) {	495	while ($busy) {
449	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
450	}	500	}
		501	}
451		502
452	$time = Event::time - $time;	503	my $time = EV::time - $time;
453		504
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
458		506
459	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
460	} else {	508	} else {
461	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
462		510
…		…
487	=item fork_call { }, $args	535	=item fork_call { }, $args
488		536
489	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
493		541
494	=cut	542	=cut
495		543
496	sub fork_call(&@) {	544	sub fork_call(&@) {
497	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
504	reset_signals;	552	reset_signals;
505	&$cb	553	&$cb
506	}, @args;	554	}, @args;
507		555
508	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
509	}	584	}
510		585
511	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
512		587
513	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
658	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
660		735
661	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	738	Deliantra).
664		739
665	=over 4	740	=over 4
666		741
667	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
668		743
…		…
950	}	1025	}
951		1026
952	0	1027	0
953	}	1028	}
954		1029
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1031
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1033
959	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
960		1035
…		…
966		1041
967	=cut	1042	=cut
968		1043
969	#############################################################################	1044	#############################################################################
970	# object support	1045	# object support
971	#
972		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
973	sub _can_merge {	1080	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
975		1082
976	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1084
980	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
981	}	1087	}
982		1088
983	sub reattach {	1089	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1091	my ($obj) = @_;
986		1092
		1093	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1095
989	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
990		1097
991	@$registry = ();	1098	@$registry = ();
992		1099
…		…
1007	cf::attachable->attach (	1114	cf::attachable->attach (
1008	prio => -1000000,	1115	prio => -1000000,
1009	on_instantiate => sub {	1116	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1011		1118
1012	$data = from_json $data;	1119	$data = decode_json $data;
1013		1120
1014	for (@$data) {	1121	for (@$data) {
1015	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1016		1123
1017	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1041		1148
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1046	close $fh;	1153	aio_close $fh;
1047		1154
1048	if (@$objs) {	1155	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1051	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1054	close $fh;	1161	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1163	}
1057	} else {	1164	} else {
1058	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1059	}	1166	}
…		…
1087		1194
1088	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1197	or return;
1091		1198
1092	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
1093	}	1201	}
1094		1202
1095	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1205	$decname, length $data, scalar @{$av || []};
…		…
1227		1335
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1338
1231	$ext{source} =	1339	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1233	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1234	. $source	1342	. $source
1235	. "\n};\n1";	1343	. "\n};\n1";
1236		1344
1237	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1253	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1254	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1255		1363
1256	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1257	warn $msg;	1365	warn $msg;
1258	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1259	exit 1;
1260	}	1367	}
1261		1368
1262	warn $msg;	1369	warn $msg;
1263	}	1370	}
1264		1371
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1460	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1461	or return;
1355		1462
1356	my $pl = cf::player::load_pl $f	1463	my $pl = cf::player::load_pl $f
1357	or return;	1464	or return;
		1465
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1466	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1467	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1361	}	1469	}
1362	}	1470	}
…		…
1372		1480
1373	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1374		1482
1375	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1376	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
		1485
		1486	cf::get_slot 0.01;
1377		1487
1378	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1489	cf::cede_to_tick;
1380	}	1490	}
1381		1491
…		…
1413	my ($pl) = @_;	1523	my ($pl) = @_;
1414		1524
1415	my $name = $pl->ob->name;	1525	my $name = $pl->ob->name;
1416		1526
1417	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1418	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1419		1529
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1421	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1423	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1424		1536
1425	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1465		1577
1466	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
1467	my $path = path $login;	1579	my $path = path $login;
1468		1580
1469	# a .pst is a dead give-away for a valid player	1581	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1587	}
1475		1588
…		…
1513	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1514		1627
1515	=cut	1628	=cut
1516		1629
1517	sub expand_cfpod {	1630	sub expand_cfpod {
1518	((my $self), (local $_)) = @_;	1631	my ($self, $pod) = @_;
1519		1632
1520	# escape & and <	1633	my @nest = [qr<\G$>, undef, ""];
1521	s/&/&amp;/g;	1634	my $xml;
1522	s/(?<![BIUGHT])</&lt;/g;
1523		1635
1524	# this is buggy, it needs to properly take care of nested <'s	1636	for ($pod) {
		1637	while () {
		1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
		1639	$xml .= $1;
		1640	} elsif (/\G\n(?=\S)/xgcs) {
		1641	$xml .= " ";
		1642	} elsif (/\G\n/xgcs) {
		1643	$xml .= "\n";
		1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
		1645	my ($code, $delim) = ($1, scalar reverse $2);
		1646	$delim =~ y/</>/; # delim now contains the stop sequence
		1647	$delim = qr{\G\Q$delim};
1525		1648
1526	1 while	1649	my $cb;
1527	# replace B<>, I<>, U<> etc.	1650
1528	s/B<([^\>]*)>/<b>$1<\/b>/	1651	if ($code eq "B") {
1529	|| s/I<([^\>]*)>/<i>$1<\/i>/	1652	$cb = sub { "<b>$_[0]</b>" };
1530	|| s/U<([^\>]*)>/<u>$1<\/u>/	1653	} elsif ($code eq "C") {
1531	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1654	$cb = sub { "<tt>$_[0]</tt>" };
1532	# replace G<male|female> tags	1655	} elsif ($code eq "E") {
1533	|| s{G<([^>|]*)\|([^>]*)>}{	1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1534	$self->gender ? $2 : $1	1657	} elsif ($code eq "G") {
1535	}ge	1658	$cb = sub {
1536	# replace H<hint text>	1659	my ($male, $female) = split /\|/, $_[0];
1537	|| s{H<([^\>]*)>}	1660	$self->gender ? $female : $male
1538	{	1661	};
		1662	} elsif ($code eq "H") {
		1663	$cb = sub {
		1664	(
1539	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1540	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541	"")	1667	"",
1542	[$self->{hintmode}]	1668	)[$self->{hintmode}];
		1669	};
		1670	} elsif ($code eq "I") {
		1671	$cb = sub { "<i>$_[0]</i>" };
		1672	} elsif ($code eq "T") {
		1673	$cb = sub { "<big><b>$_[0]</b></big>" };
		1674	} elsif ($code eq "U") {
		1675	$cb = sub { "<u>$_[0]</u>" };
		1676	} elsif ($code eq "Z") {
		1677	$cb = sub { };
		1678	} else {
		1679	die "FATAL error in expand_cfpod";
		1680	}
		1681
		1682	push @nest, [$delim, $cb, $xml];
		1683	undef $xml;
		1684
		1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
		1686	my $nest = pop @nest;
		1687
		1688	if ($nest->[1]) {
		1689	$xml = $nest->[2] . $nest->[1]->($xml);
		1690	} else {
		1691	last;
		1692	}
		1693	} elsif (/\G</xgcs) {
		1694	$xml .= "&lt;";
		1695	} elsif (/\G&/xgcs) {
		1696	$xml .= "&amp;";
		1697	} elsif (/\G>/xgcs) {
		1698	$xml .= ">";
		1699	} else {
		1700	if ($pod =~ /\G(.+)/xgcs) {
		1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
		1702	last;
		1703	} else {
		1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
		1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
		1706	}
1543	}ge;	1707	}
		1708	}
		1709	}
1544		1710
1545	# create single paragraphs (very hackish)	1711	$xml
1546	s/(?<=\S)\n(?=\w)/ /g;
1547
1548	# compress some whitespace
1549	s/\s+\n/\n/g; # ws line-ends
1550	s/\n\n+/\n/g; # double lines
1551	s/^\n+//; # beginning lines
1552	s/\n+$//; # ending lines
1553
1554	$_
1555	}	1712	}
1556		1713
1557	sub hintmode {	1714	sub hintmode {
1558	$_[0]{hintmode} = $_[1] if @_ > 1;	1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1559	$_[0]{hintmode}	1716	$_[0]{hintmode}
…		…
1632	our $MAX_RESET = 3600;	1789	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1790	our $DEFAULT_RESET = 3000;
1634		1791
1635	sub generate_random_map {	1792	sub generate_random_map {
1636	my ($self, $rmp) = @_;	1793	my ($self, $rmp) = @_;
		1794
		1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1796
1637	# mit "rum" bekleckern, nicht	1797	# mit "rum" bekleckern, nicht
1638	$self->_create_random_map (	1798	$self->_create_random_map (
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1763		1923
1764	# the temporary/swap location	1924	# the temporary/swap location
1765	sub save_path {	1925	sub save_path {
1766	my ($self) = @_;	1926	my ($self) = @_;
1767		1927
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	1929	"$TMPDIR/$path.map"
1770	}	1930	}
1771		1931
1772	# the unique path, undef == no special unique path	1932	# the unique path, undef == no special unique path
1773	sub uniq_path {	1933	sub uniq_path {
1774	my ($self) = @_;	1934	my ($self) = @_;
1775		1935
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	1937	"$UNIQUEDIR/$path"
1778	}	1938	}
1779		1939
1780	# and all this just because we cannot iterate over	1940	# and all this just because we cannot iterate over
1781	# all maps in C++...	1941	# all maps in C++...
…		…
1879		2039
1880	cf::lock_wait "map_data:$path";#d#remove	2040	cf::lock_wait "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	2041	cf::lock_wait "map_find:$path";
1882		2042
1883	$cf::MAP{$path} || do {	2043	$cf::MAP{$path} || do {
1884	my $guard1 = cf::lock_acquire "map_find:$path";
1885	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2045	my $guard2 = cf::lock_acquire "map_find:$path";
1886		2046
1887	my $map = new_from_path cf::map $path	2047	my $map = new_from_path cf::map $path
1888	or return;	2048	or return;
1889		2049
1890	$map->{last_save} = $cf::RUNTIME;	2050	$map->{last_save} = $cf::RUNTIME;
…		…
1893	or return;	2053	or return;
1894		2054
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2055	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	2056	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	2057	#$cf::WAIT_FOR_TICK->wait;
		2058	undef $guard2;
1898	undef $guard1;	2059	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	2060	$map->reset;
1901	return find $path;	2061	return find $path;
1902	}	2062	}
1903		2063
1904	$cf::MAP{$path} = $map	2064	$cf::MAP{$path} = $map
…		…
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2091	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2092	$f->skip_block;
1933	$self->_load_objects ($f)	2093	$self->_load_objects ($f)
1934	or return;	2094	or return;
1935		2095
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2096	$self->post_load_original
1937	if delete $self->{load_original};	2097	if delete $self->{load_original};
1938		2098
1939	if (my $uniq = $self->uniq_path) {	2099	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2100	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2101	unless (aio_stat $uniq) {
…		…
1967	}	2127	}
1968		2128
1969	$self->{last_save} = $cf::RUNTIME;	2129	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2130	$self->last_access ($cf::RUNTIME);
1971		2131
1972	$self->in_memory (cf::MAP_IN_MEMORY);	2132	$self->in_memory (cf::MAP_ACTIVE);
1973	}	2133	}
1974		2134
1975	$self->post_load;	2135	$self->post_load;
1976	}	2136	}
1977		2137
…		…
2035	my ($path, $origin, $load) = @_;	2195	my ($path, $origin, $load) = @_;
2036		2196
2037	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
2038		2198
2039	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041	}	2201	}
2042		2202
2043	$MAP_PREFETCH{$path} |= $load;	2203	$MAP_PREFETCH{$path} |= $load;
2044		2204
2045	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
…		…
2082	cf::async {	2242	cf::async {
2083	$Coro::current->{desc} = "map player save";	2243	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2244	$_->contr->save for $self->players;
2085	};	2245	};
2086		2246
		2247	cf::get_slot 0.02;
		2248
2087	if ($uniq) {	2249	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2251	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2252	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2099	$self->save;	2261	$self->save;
2100		2262
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2264
2103	return if $self->players;	2265	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2266	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2267	return if $self->{deny_save};
2106		2268
2107	$self->in_memory (cf::MAP_SWAPPED);	2269	$self->in_memory (cf::MAP_SWAPPED);
2108		2270
2109	$self->deactivate;	2271	$self->deactivate;
…		…
2227		2389
2228	sub unique_maps() {	2390	sub unique_maps() {
2229	[	2391	[
2230	map {	2392	map {
2231	utf8::decode $_;	2393	utf8::decode $_;
2232	/\.map$/	2394	s/\.map$//; # TODO future compatibility hack
		2395	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2396	? ()
2233	? normalise $_	2397	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2398	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2399	]
2237	}	2400	}
2238		2401
2239	package cf;
2240
2241	=back	2402	=back
2242		2403
2243	=head3 cf::object	2404	=head3 cf::object
2244		2405
2245	=cut	2406	=cut
…		…
2248		2409
2249	=over 4	2410	=over 4
2250		2411
2251	=item $ob->inv_recursive	2412	=item $ob->inv_recursive
2252		2413
2253	Returns the inventory of the object _and_ their inventories, recursively.	2414	Returns the inventory of the object I<and> their inventories, recursively,
		2415	but I<not> the object itself.
2254		2416
2255	=cut	2417	=cut
2256		2418
2257	sub inv_recursive_;	2419	sub inv_recursive_;
2258	sub inv_recursive_ {	2420	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2425	inv_recursive_ inv $_[0]
2264	}	2426	}
2265		2427
2266	=item $ref = $ob->ref	2428	=item $ref = $ob->ref
2267		2429
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2430	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2431
2270	=item $ob = cf::object::deref ($refstring)	2432	=item $ob = cf::object::deref ($refstring)
2271		2433
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2434	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2435	even if the object actually exists. May block.
…		…
2305	can be C<undef>. Does the right thing when the player is currently in a	2467	can be C<undef>. Does the right thing when the player is currently in a
2306	dialogue with the given NPC character.	2468	dialogue with the given NPC character.
2307		2469
2308	=cut	2470	=cut
2309		2471
		2472	our $SAY_CHANNEL = {
		2473	id => "say",
		2474	title => "Map",
		2475	reply => "say ",
		2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2477	};
		2478
		2479	our $CHAT_CHANNEL = {
		2480	id => "chat",
		2481	title => "Chat",
		2482	reply => "chat ",
		2483	tooltip => "Player chat and shouts, global to the server.",
		2484	};
		2485
2310	# rough implementation of a future "reply" method that works	2486	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2487	# with dialog boxes.
2312	#TODO: the first argument must go, split into a $npc->reply_to ( method	2488	#TODO: the first argument must go, split into a $npc->reply_to ( method
2313	sub cf::object::player::reply($$$;$) {	2489	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2490	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2501	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2502	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2503
2328	} else {	2504	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2505	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2506	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2507	}
2332	}	2508	}
2333	}	2509	}
2334		2510
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2511	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2442	Moves the player to the given map-path and coordinates by first freezing	2618	Moves the player to the given map-path and coordinates by first freezing
2443	her, loading and preparing them map, calling the provided $check callback	2619	her, loading and preparing them map, calling the provided $check callback
2444	that has to return the map if sucecssful, and then unfreezes the player on	2620	that has to return the map if sucecssful, and then unfreezes the player on
2445	the new (success) or old (failed) map position. In either case, $done will	2621	the new (success) or old (failed) map position. In either case, $done will
2446	be called at the end of this process.	2622	be called at the end of this process.
		2623
		2624	Note that $check will be called with a potentially non-loaded map, so if
		2625	it needs a loaded map it has to call C<< ->load >>.
2447		2626
2448	=cut	2627	=cut
2449		2628
2450	our $GOTOGEN;	2629	our $GOTOGEN;
2451		2630
…		…
2530	}	2709	}
2531		2710
2532	sub prepare_random_map {	2711	sub prepare_random_map {
2533	my ($exit) = @_;	2712	my ($exit) = @_;
2534		2713
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2714	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2715	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2716	# that depends on the exit object
2540		2717
2541	my $rmp = parse_random_map_params $exit->msg;	2718	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2720	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2721	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2722	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2723	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2724	$rmp->{origin_y} = $exit->y;
		2725
		2726	$exit->map->touch;
2548	}	2727	}
2549		2728
2550	$rmp->{random_seed} ||= $exit->random_seed;	2729	$rmp->{random_seed} ||= $exit->random_seed;
2551		2730
2552	my $data = cf::to_json $rmp;	2731	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2732	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2733	my $meta = "$RANDOMDIR/$md5.meta";
2555		2734
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2735	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2736	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2737	undef $fh;
2559	aio_rename "$meta~", $meta;	2738	aio_rename "$meta~", $meta;
2560		2739
		2740	my $slaying = "?random/$md5";
		2741
		2742	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2743	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2744	$exit->msg (undef);
		2745	}
2563	}	2746	}
2564	}	2747	}
2565		2748
2566	sub cf::object::player::enter_exit {	2749	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2750	my ($self, $exit) = @_;
2568		2751
2569	return unless $self->type == cf::PLAYER;	2752	return unless $self->type == cf::PLAYER;
2570		2753
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;	2754	$self->enter_link;
2583		2755
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 {	2756	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2757	$Coro::current->{desc} = "enter_exit";
2590		2758
2591	$self->deactivate_recursive; # just to be sure
2592	unless (eval {	2759	unless (eval {
		2760	$self->deactivate_recursive; # just to be sure
		2761
		2762	# random map handling
		2763	{
		2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2765
		2766	prepare_random_map $exit
		2767	if $exit->slaying eq "/!";
		2768	}
		2769
		2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2771	my $x = $exit->stats->hp;
		2772	my $y = $exit->stats->sp;
		2773
2593	$self->goto ($slaying, $hp, $sp);	2774	$self->goto ($map, $x, $y);
2594		2775
		2776	# if exit is damned, update players death & WoR home-position
		2777	$self->contr->savebed ($map, $x, $y)
		2778	if $exit->flag (cf::FLAG_DAMNED);
		2779
2595	1;	2780	1
2596	}) {	2781	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2782	$self->message ("Something went wrong deep within the crossfire server. "
2598	. "I'll try to bring you back to the map you were before. "	2783	. "I'll try to bring you back to the map you were before. "
2599	. "Please report this to the dungeon master!",	2784	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2785	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	2815	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	2816	the message unless the client supports the msg packet.
2632		2817
2633	=cut	2818	=cut
2634		2819
		2820	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	2821	our %CHANNEL = (
2636	"c/identify" => {	2822	"c/identify" => {
2637	id => "infobox",	2823	id => "infobox",
2638	title => "Identify",	2824	title => "Identify",
2639	reply => undef,	2825	reply => undef,
…		…
2643	id => "infobox",	2829	id => "infobox",
2644	title => "Examine",	2830	title => "Examine",
2645	reply => undef,	2831	reply => undef,
2646	tooltip => "Signs and other items you examined",	2832	tooltip => "Signs and other items you examined",
2647	},	2833	},
		2834	"c/book" => {
		2835	id => "infobox",
		2836	title => "Book",
		2837	reply => undef,
		2838	tooltip => "The contents of a note or book",
		2839	},
2648	"c/lookat" => {	2840	"c/lookat" => {
2649	id => "infobox",	2841	id => "infobox",
2650	title => "Look",	2842	title => "Look",
2651	reply => undef,	2843	reply => undef,
2652	tooltip => "What you saw there",	2844	tooltip => "What you saw there",
2653	},	2845	},
		2846	"c/who" => {
		2847	id => "infobox",
		2848	title => "Players",
		2849	reply => undef,
		2850	tooltip => "Shows players who are currently online",
		2851	},
		2852	"c/body" => {
		2853	id => "infobox",
		2854	title => "Body Parts",
		2855	reply => undef,
		2856	tooltip => "Shows which body parts you posess and are available",
		2857	},
		2858	"c/uptime" => {
		2859	id => "infobox",
		2860	title => "Uptime",
		2861	reply => undef,
		2862	tooltip => "How long the server has been running since last restart",
		2863	},
		2864	"c/mapinfo" => {
		2865	id => "infobox",
		2866	title => "Map Info",
		2867	reply => undef,
		2868	tooltip => "Information related to the maps",
		2869	},
		2870	"c/party" => {
		2871	id => "party",
		2872	title => "Party",
		2873	reply => "gsay ",
		2874	tooltip => "Messages and chat related to your party",
		2875	},
2654	);	2876	);
2655		2877
2656	sub cf::client::send_msg {	2878	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	2879	my ($self, $channel, $msg, $color, @extra) = @_;
2658		2880
…		…
2685	if ($self->can_msg) {	2907	if ($self->can_msg) {
2686	# default colour, mask it out	2908	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	2910	if $color & cf::NDI_DEF;
2689		2911
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	2912	my $pkt = "msg "
		2913	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2914	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2915	);
		2916
		2917	# try lzf for large packets
		2918	$pkt = "lzf " . Compress::LZF::compress $pkt
		2919	if 1024 <= length $pkt and $self->{can_lzf};
		2920
		2921	# split very large packets
		2922	if (8192 < length $pkt and $self->{can_lzf}) {
		2923	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2924	$pkt = "frag";
		2925	}
		2926
		2927	$self->send_packet ($pkt);
2692	} else {	2928	} else {
2693	if ($color >= 0) {	2929	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones	2930	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {	2931	for ($msg) {
2696	1 while	2932	1 while
…		…
2894	=pod	3130	=pod
2895		3131
2896	The following functions and methods are available within a safe environment:	3132	The following functions and methods are available within a safe environment:
2897		3133
2898	cf::object	3134	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3135	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3136	insert remove name archname title slaying race decrease split
2901		3137
2902	cf::object::player	3138	cf::object::player
2903	player	3139	player
2904		3140
2905	cf::player	3141	cf::player
…		…
2910		3146
2911	=cut	3147	=cut
2912		3148
2913	for (	3149	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3150	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3151	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3152	decrease split destroy change_exp)],
2917	["cf::object::player" => qw(player)],	3153	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3154	["cf::player" => qw(peaceful)],
2919	["cf::map" => qw(trigger)],	3155	["cf::map" => qw(trigger)],
2920	) {	3156	) {
2921	no strict 'refs';	3157	no strict 'refs';
…		…
3026	{	3262	{
3027	my $faces = $facedata->{faceinfo};	3263	my $faces = $facedata->{faceinfo};
3028		3264
3029	while (my ($face, $info) = each %$faces) {	3265	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3266	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3267
3031	cf::face::set_visibility $idx, $info->{visibility};	3268	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3269	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3270	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3034	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3271	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3035		3272
3036	cf::cede_to_tick;	3273	cf::cede_to_tick;
3037	}	3274	}
3038		3275
3039	while (my ($face, $info) = each %$faces) {	3276	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3277	next unless $info->{smooth};
		3278
3041	my $idx = cf::face::find $face	3279	my $idx = cf::face::find $face
3042	or next;	3280	or next;
		3281
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3282	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3283	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3284	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3285	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3286	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3065	{	3304	{
3066	# TODO: for gcfclient pleasure, we should give resources	3305	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.	3306	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3307	my $res = $facedata->{resource};
3069		3308
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3309	while (my ($name, $info) = each %$res) {
		3310	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3311	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;	3312	my $data;
3075		3313
3076	if ($info->{type} & 1) {	3314	if ($info->{type} & 1) {
3077	# prepend meta info	3315	# prepend meta info
3078		3316
3079	my $meta = $enc->encode ({	3317	my $meta = $enc->encode ({
3080	name => $name,	3318	name => $name,
3081	%{ $info->{meta} || {} },	3319	%{ $info->{meta} || {} },
3082	});	3320	});
3083		3321
3084	$data = pack "(w/a*)*", $meta, $info->{data};	3322	$data = pack "(w/a*)*", $meta, $info->{data};
		3323	} else {
		3324	$data = $info->{data};
		3325	}
		3326
		3327	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3328	cf::face::set_type $idx, $info->{type};
3085	} else {	3329	} else {
3086	$data = $info->{data};	3330	$RESOURCE{$name} = $info;
3087	}	3331	}
3088		3332
3089	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090	cf::face::set_type $idx, $info->{type};
3091
3092	cf::cede_to_tick;	3333	cf::cede_to_tick;
3093	}	3334	}
3094
3095	if ($soundconf) {
3096	$soundconf = $enc->decode (delete $soundconf->{data});
3097
3098	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3099	my $sound = $soundconf->{compat}[$_]
3100	or next;
3101
3102	my $face = cf::face::find "sound/$sound->[1]";
3103	cf::sound::set $sound->[0] => $face;
3104	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3105	}
3106
3107	while (my ($k, $v) = each %{$soundconf->{event}}) {
3108	my $face = cf::face::find "sound/$v";
3109	cf::sound::set $k => $face;
3110	}
3111	}
3112	}	3335	}
		3336
		3337	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3338
3114	1	3339	1
3115	}	3340	}
		3341
		3342	cf::global->attach (on_resource_update => sub {
		3343	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3344	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3345
		3346	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3347	my $sound = $soundconf->{compat}[$_]
		3348	or next;
		3349
		3350	my $face = cf::face::find "sound/$sound->[1]";
		3351	cf::sound::set $sound->[0] => $face;
		3352	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3353	}
		3354
		3355	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3356	my $face = cf::face::find "sound/$v";
		3357	cf::sound::set $k => $face;
		3358	}
		3359	}
		3360	});
3116		3361
3117	register_exticmd fx_want => sub {	3362	register_exticmd fx_want => sub {
3118	my ($ns, $want) = @_;	3363	my ($ns, $want) = @_;
3119		3364
3120	while (my ($k, $v) = each %$want) {	3365	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3366	$ns->fx_want ($k, $v);
3122	}	3367	}
3123	};	3368	};
		3369
		3370	sub load_resource_file($) {
		3371	my $guard = lock_acquire "load_resource_file";
		3372
		3373	my $status = load_resource_file_ $_[0];
		3374	get_slot 0.1, 100;
		3375	cf::arch::commit_load;
		3376
		3377	$status
		3378	}
3124		3379
3125	sub reload_regions {	3380	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3381	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3382	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3383	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3397	}
3143		3398
3144	sub reload_archetypes {	3399	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3400	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3401	or die "unable to load archetypes\n";
3147	#d# NEED to laod twice to resolve forward references
3148	# this really needs to be done in an extra post-pass
3149	# (which needs to be synchronous, so solve it differently)
3150	load_resource_file "$DATADIR/archetypes"
3151	or die "unable to load archetypes\n";
3152	}	3402	}
3153		3403
3154	sub reload_treasures {	3404	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3405	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3406	or die "unable to load treasurelists\n";
3157	}	3407	}
3158		3408
3159	sub reload_resources {	3409	sub reload_resources {
3160	warn "reloading resource files...\n";	3410	warn "reloading resource files...\n";
3161		3411
		3412	reload_facedata;
		3413	reload_archetypes;
3162	reload_regions;	3414	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3415	reload_treasures;
3167		3416
3168	warn "finished reloading resource files\n";	3417	warn "finished reloading resource files\n";
3169	}	3418	}
3170		3419
3171	sub init {	3420	sub init {
		3421	my $guard = freeze_mainloop;
		3422
		3423	evthread_start IO::AIO::poll_fileno;
		3424
3172	reload_resources;	3425	reload_resources;
3173	}	3426	}
3174		3427
3175	sub reload_config {	3428	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3429	open my $fh, "<:utf8", "$CONFDIR/config"
3177	or return;	3430	or return;
3178		3431
3179	local $/;	3432	local $/;
3180	*CFG = YAML::Syck::Load <$fh>;	3433	*CFG = YAML::Load <$fh>;
3181		3434
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3435	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3183		3436
3184	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3437	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3185	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3438	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3197	# we must not ever block the main coroutine	3450	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3451	local $Coro::idle = sub {
3199	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200	(async {	3453	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3454	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3455	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3456	})->prio (Coro::PRIO_MAX);
3204	};	3457	};
3205		3458
		3459	{
		3460	my $guard = freeze_mainloop;
3206	reload_config;	3461	reload_config;
3207	db_init;	3462	db_init;
3208	load_extensions;	3463	load_extensions;
3209		3464
3210	$TICK_WATCHER->start;	3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466	}
		3467
3211	Event::loop;	3468	EV::loop;
3212	}	3469	}
3213		3470
3214	#############################################################################	3471	#############################################################################
3215	# initialisation and cleanup	3472	# initialisation and cleanup
3216		3473
3217	# install some emergency cleanup handlers	3474	# install some emergency cleanup handlers
3218	BEGIN {	3475	BEGIN {
		3476	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3477	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3478	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3221	reentrant => 0,
3222	data => WF_AUTOCANCEL,
3223	signal => $signal,
3224	prio => 0,
3225	cb => sub {
3226	cf::cleanup "SIG$signal";	3479	cf::cleanup "SIG$signal";
3227	},
3228	);	3480	};
3229	}	3481	}
3230	}	3482	}
3231		3483
3232	sub write_runtime {	3484	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";	3485	my $runtime = "$LOCALDIR/runtime";
3234		3486
3235	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3237		3489
…		…
3263	and return;	3515	and return;
3264		3516
3265	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3266		3518
3267	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3537	$uuid_skip = 0;
		3538
		3539	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3540	and return;
		3541
		3542	# always fsync - this file is important
		3543	aio_fsync $fh
		3544	and return;
		3545
		3546	close $fh
		3547	or return;
		3548
		3549	aio_rename "$uuid~", $uuid
		3550	and return;
		3551
		3552	warn "uuid file written ($value).\n";
		3553
		3554	1
		3555
		3556	}
		3557
		3558	sub write_uuid($$) {
		3559	my ($skip, $sync) = @_;
		3560
		3561	$sync ? write_uuid_sync $skip
		3562	: async { write_uuid_sync $skip };
3268	}	3563	}
3269		3564
3270	sub emergency_save() {	3565	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3566	my $freeze_guard = cf::freeze_mainloop;
3272		3567
…		…
3278	# and maps saved/destroyed asynchronously.	3573	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3574	warn "begin emergency player save\n";
3280	for my $login (keys %cf::PLAYER) {	3575	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3576	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3577	$pl->valid or next;
		3578	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3579	$pl->save;
3284	}	3580	}
3285	warn "end emergency player save\n";	3581	warn "end emergency player save\n";
3286		3582
3287	warn "begin emergency map save\n";	3583	warn "begin emergency map save\n";
…		…
3293	warn "end emergency map save\n";	3589	warn "end emergency map save\n";
3294		3590
3295	warn "begin emergency database checkpoint\n";	3591	warn "begin emergency database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3592	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3593	warn "end emergency database checkpoint\n";
		3594
		3595	warn "begin write uuid\n";
		3596	write_uuid_sync 1;
		3597	warn "end write uuid\n";
3298	};	3598	};
3299		3599
3300	warn "leave emergency perl save\n";	3600	warn "leave emergency perl save\n";
3301	}	3601	}
3302		3602
…		…
3304	my ($make_core) = @_;	3604	my ($make_core) = @_;
3305		3605
3306	warn Carp::longmess "post_cleanup backtrace"	3606	warn Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	3607	if $make_core;
3308	}	3608	}
		3609
		3610	# a safer delete_package, copied from Symbol
		3611	sub clear_package($) {
		3612	my $pkg = shift;
		3613
		3614	# expand to full symbol table name if needed
		3615	unless ($pkg =~ /^main::.*::$/) {
		3616	$pkg = "main$pkg" if $pkg =~ /^::/;
		3617	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3618	$pkg .= '::' unless $pkg =~ /::$/;
		3619	}
		3620
		3621	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3622	my $stem_symtab = *{$stem}{HASH};
		3623
		3624	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3625	or return;
		3626
		3627	# clear all symbols
		3628	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3629	for my $name (keys %$leaf_symtab) {
		3630	_gv_clear *{"$pkg$name"};
		3631	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3632	}
		3633	warn "cleared package #$pkg\n";#d#
		3634	}
		3635
		3636	our $RELOAD; # how many times to reload
3309		3637
3310	sub do_reload_perl() {	3638	sub do_reload_perl() {
3311	# can/must only be called in main	3639	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3640	if ($Coro::current != $Coro::main) {
3313	warn "can only reload from main coroutine";	3641	warn "can only reload from main coroutine";
3314	return;	3642	return;
3315	}	3643	}
3316		3644
		3645	return if $RELOAD++;
		3646
		3647	while ($RELOAD) {
3317	warn "reloading...";	3648	warn "reloading...";
3318		3649
3319	warn "entering sync_job";	3650	warn "entering sync_job";
3320		3651
3321	cf::sync_job {	3652	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark	3653	cf::write_runtime_sync; # external watchdog should not bark
3323	cf::emergency_save;	3654	cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark	3655	cf::write_runtime_sync; # external watchdog should not bark
3325		3656
3326	warn "syncing database to disk";	3657	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;	3658	BDB::db_env_txn_checkpoint $DB_ENV;
3328		3659
3329	# if anything goes wrong in here, we should simply crash as we already saved	3660	# if anything goes wrong in here, we should simply crash as we already saved
3330		3661
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";	3662	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;	3663	while (IO::AIO::nreqs || BDB::nreqs) {
3342	warn "iterate...";	3664	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3343	}
3344
3345	++$RELOAD;
3346
3347	warn "cancelling all extension coros";
3348	$_->cancel for values %EXT_CORO;
3349	%EXT_CORO = ();
3350
3351	warn "removing commands";
3352	%COMMAND = ();
3353
3354	warn "removing ext/exti commands";
3355	%EXTCMD = ();
3356	%EXTICMD = ();
3357
3358	warn "unloading/nuking all extensions";
3359	for my $pkg (@EXTS) {
3360	warn "... unloading $pkg";
3361
3362	if (my $cb = $pkg->can ("unload")) {
3363	eval {
3364	$cb->($pkg);
3365	1
3366	} or warn "$pkg unloaded, but with errors: $@";
3367	}	3665	}
3368		3666
3369	warn "... nuking $pkg";	3667	warn "cancelling all extension coros";
3370	Symbol::delete_package $pkg;	3668	$_->cancel for values %EXT_CORO;
3371	}	3669	%EXT_CORO = ();
3372		3670
3373	warn "unloading all perl modules loaded from $LIBDIR";	3671	warn "removing commands";
3374	while (my ($k, $v) = each %INC) {	3672	%COMMAND = ();
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		3673
		3674	warn "removing ext/exti commands";
		3675	%EXTCMD = ();
		3676	%EXTICMD = ();
		3677
		3678	warn "unloading/nuking all extensions";
		3679	for my $pkg (@EXTS) {
3377	warn "... unloading $k";	3680	warn "... unloading $pkg";
3378	delete $INC{$k};
3379		3681
3380	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;
3382
3383	if (my $cb = $k->can ("unload_module")) {	3682	if (my $cb = $pkg->can ("unload")) {
		3683	eval {
3384	$cb->();	3684	$cb->($pkg);
		3685	1
		3686	} or warn "$pkg unloaded, but with errors: $@";
		3687	}
		3688
		3689	warn "... clearing $pkg";
		3690	clear_package $pkg;
3385	}	3691	}
3386		3692
3387	Symbol::delete_package $k;	3693	warn "unloading all perl modules loaded from $LIBDIR";
		3694	while (my ($k, $v) = each %INC) {
		3695	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3696
		3697	warn "... unloading $k";
		3698	delete $INC{$k};
		3699
		3700	$k =~ s/\.pm$//;
		3701	$k =~ s/\//::/g;
		3702
		3703	if (my $cb = $k->can ("unload_module")) {
		3704	$cb->();
		3705	}
		3706
		3707	clear_package $k;
3388	}	3708	}
3389		3709
3390	warn "getting rid of safe::, as good as possible";	3710	warn "getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	3711	clear_package "safe::$_"
3392	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3712	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3393		3713
3394	warn "unloading cf.pm \"a bit\"";	3714	warn "unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	3715	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	3716	delete $INC{"cf/pod.pm"};
3397		3717
3398	# don't, removes xs symbols, too,	3718	# don't, removes xs symbols, too,
3399	# and global variables created in xs	3719	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	3720	#clear_package __PACKAGE__;
3401		3721
3402	warn "unload completed, starting to reload now";	3722	warn "unload completed, starting to reload now";
3403		3723
3404	warn "reloading cf.pm";	3724	warn "reloading cf.pm";
3405	require cf;	3725	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3726	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3407		3727
3408	warn "loading config and database again";	3728	warn "loading config and database again";
3409	cf::reload_config;	3729	cf::reload_config;
3410		3730
3411	warn "loading extensions";	3731	warn "loading extensions";
3412	cf::load_extensions;	3732	cf::load_extensions;
3413		3733
3414	warn "reattaching attachments to objects/players";	3734	warn "reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	3735	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	3736	warn "reattaching attachments to maps";
3417	reattach $_ for values %MAP;	3737	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	3738	warn "reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	3739	reattach $_ for values %PLAYER;
3420		3740
3421	warn "leaving sync_job";	3741	warn "leaving sync_job";
3422		3742
3423	1	3743	1
3424	} or do {	3744	} or do {
3425	warn $@;	3745	warn $@;
3426	warn "error while reloading, exiting.";	3746	cf::cleanup "error while reloading, exiting.";
3427	exit 1;
3428	};	3747	};
3429		3748
3430	warn "reloaded";	3749	warn "reloaded";
		3750	--$RELOAD;
		3751	}
3431	};	3752	};
3432		3753
3433	our $RELOAD_WATCHER; # used only during reload	3754	our $RELOAD_WATCHER; # used only during reload
3434		3755
3435	sub reload_perl() {	3756	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	3757	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	3758	# coro crashes during coro_state_free->destroy here.
3438		3759
3439	$RELOAD_WATCHER ||= Event->timer (	3760	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3440	reentrant => 0,
3441	after => 0,
3442	data => WF_AUTOCANCEL,
3443	cb => sub {
3444	do_reload_perl;	3761	do_reload_perl;
3445	undef $RELOAD_WATCHER;	3762	undef $RELOAD_WATCHER;
3446	},
3447	);	3763	};
3448	}	3764	}
3449		3765
3450	register_command "reload" => sub {	3766	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	3767	my ($who, $arg) = @_;
3452		3768
…		…
3465		3781
3466	our @WAIT_FOR_TICK;	3782	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;	3783	our @WAIT_FOR_TICK_BEGIN;
3468		3784
3469	sub wait_for_tick {	3785	sub wait_for_tick {
3470	return unless $TICK_WATCHER->is_active;
3471	return if $Coro::current == $Coro::main;	3786	return if tick_inhibit || $Coro::current == $Coro::main;
3472		3787
3473	my $signal = new Coro::Signal;	3788	my $signal = new Coro::Signal;
3474	push @WAIT_FOR_TICK, $signal;	3789	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;	3790	$signal->wait;
3476	}	3791	}
3477		3792
3478	sub wait_for_tick_begin {	3793	sub wait_for_tick_begin {
3479	return unless $TICK_WATCHER->is_active;
3480	return if $Coro::current == $Coro::main;	3794	return if tick_inhibit || $Coro::current == $Coro::main;
3481		3795
3482	my $signal = new Coro::Signal;	3796	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	3797	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	3798	$signal->wait;
3485	}	3799	}
3486		3800
3487	$TICK_WATCHER = Event->timer (	3801	sub tick {
3488	reentrant => 0,
3489	parked => 1,
3490	prio => 0,
3491	at => $NEXT_TICK || $TICK,
3492	data => WF_AUTOCANCEL,
3493	cb => sub {
3494	if ($Coro::current != $Coro::main) {	3802	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3803	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	3804	unless ++$bug_warning > 10;
3497	return;	3805	return;
3498	}	3806	}
3499		3807
3500	$NOW = $tick_start = Event::time;
3501
3502	cf::server_tick; # one server iteration	3808	cf::server_tick; # one server iteration
3503		3809
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3810	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	3811	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	3812	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	3813	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	3814	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	3815	or warn "ERROR: unable to write runtime file: $!";
3513	};
3514	}	3816	};
		3817	}
3515		3818
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3819	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	3820	$sig->send;
3518	}	3821	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	3822	while (my $sig = shift @WAIT_FOR_TICK) {
3520	$sig->send;	3823	$sig->send;
3521	}	3824	}
3522		3825
3523	$NOW = Event::time;	3826	$LOAD = ($NOW - $TICK_START) / $TICK;
3524
3525	# if we are delayed by four ticks or more, skip them all
3526	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3527
3528	$TICK_WATCHER->at ($NEXT_TICK);
3529	$TICK_WATCHER->start;
3530
3531	$LOAD = ($NOW - $tick_start) / $TICK;
3532	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3827	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		3828
3534	_post_tick;	3829	if (0) {
		3830	if ($NEXT_TICK) {
		3831	my $jitter = $TICK_START - $NEXT_TICK;
		3832	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3833	warn "jitter $JITTER\n";#d#
		3834	}
3535	},	3835	}
3536	);	3836	}
3537		3837
3538	{	3838	{
		3839	# configure BDB
		3840
3539	BDB::min_parallel 8;	3841	BDB::min_parallel 8;
3540	BDB::max_poll_time $TICK * 0.1;	3842	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	3843	$AnyEvent::BDB::WATCHER->priority (1);
3542	reentrant => 0,
3543	fd => BDB::poll_fileno,
3544	poll => 'r',
3545	prio => 0,
3546	data => WF_AUTOCANCEL,
3547	cb => \&BDB::poll_cb,
3548	);
3549
3550	BDB::set_sync_prepare {
3551	my $status;
3552	my $current = $Coro::current;
3553	(
3554	sub {
3555	$status = $!;
3556	$current->ready; undef $current;
3557	},
3558	sub {
3559	Coro::schedule while defined $current;
3560	$! = $status;
3561	},
3562	)
3563	};
3564		3844
3565	unless ($DB_ENV) {	3845	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	3846	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3847	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| BDB::LOG_AUTOREMOVE, 1);	3848	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3849	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3850	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3851	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		3852
3572	cf::sync_job {	3853	cf::sync_job {
3573	eval {	3854	eval {
…		…
3583		3864
3584	cf::cleanup "db_env_open(db): $@" if $@;	3865	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	3866	};
3586	}	3867	}
3587		3868
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	3869	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3589	after => 3,
3590	interval => 1,
3591	hard => 1,
3592	prio => 0,
3593	data => WF_AUTOCANCEL,
3594	cb => sub {
3595	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3870	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	3871	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	3872	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3599	after => 11,
3600	interval => 60,
3601	hard => 1,
3602	prio => 0,
3603	data => WF_AUTOCANCEL,
3604	cb => sub {
3605	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3873	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	3874	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	3875	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3609	after => 5,
3610	interval => 10,
3611	hard => 1,
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => sub {
3615	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3876	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	3877	};
3618	}	3878	}
3619		3879
3620	{	3880	{
		3881	# configure IO::AIO
		3882
3621	IO::AIO::min_parallel 8;	3883	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	3884	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	3885	undef $AnyEvent::AIO::WATCHER;
3626	reentrant => 0,
3627	data => WF_AUTOCANCEL,
3628	fd => IO::AIO::poll_fileno,
3629	poll => 'r',
3630	prio => 0,
3631	cb => \&IO::AIO::poll_cb,
3632	);
3633	}	3886	}
3634		3887
3635	my $_log_backtrace;	3888	my $_log_backtrace;
3636		3889
3637	sub _log_backtrace {	3890	sub _log_backtrace {

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