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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 1.441 by root, Sat Aug 30 05:19:03 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
…		…
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 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
…		…
1512		1625
1513	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1514		1627
1515	=cut	1628	=cut
1516		1629
		1630	use re 'eval';
		1631
		1632	my $group;
		1633	my $interior; $interior = qr{
		1634	# match a pod interior sequence sans C<< >>
		1635	(?:
		1636	\ (.*?)\ (?{ $group = $^N })
		1637	| < (??{$interior}) >
		1638	)
		1639	}x;
		1640
1517	sub expand_cfpod {	1641	sub expand_cfpod {
1518	((my $self), (local $_)) = @_;	1642	my ($self, $pod) = @_;
1519		1643
1520	# escape & and <	1644	my $xml;
1521	s/&/&amp;/g;
1522	s/(?<![BIUGHT])</&lt;/g;
1523		1645
1524	# this is buggy, it needs to properly take care of nested <'s	1646	while () {
		1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1648	$group = $1;
1525		1649
1526	1 while	1650	$group =~ s/&/&amp;/g;
1527	# replace B<>, I<>, U<> etc.	1651	$group =~ s/</&lt;/g;
1528	s/B<([^\>]*)>/<b>$1<\/b>/	1652
1529	|| s/I<([^\>]*)>/<i>$1<\/i>/	1653	$xml .= $group;
1530	|| s/U<([^\>]*)>/<u>$1<\/u>/	1654	} elsif ($pod =~ m%\G
1531	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1655	([BCGHITU])
1532	# replace G<male|female> tags	1656	<
1533	|| s{G<([^>|]*)\|([^>]*)>}{	1657	(?:
1534	$self->gender ? $2 : $1	1658	([^<>]*) (?{ $group = $^N })
1535	}ge	1659	| < $interior >
1536	# replace H<hint text>	1660	)
1537	|| s{H<([^\>]*)>}	1661	>
		1662	%gcsx
1538	{	1663	) {
		1664	my ($code, $data) = ($1, $group);
		1665
		1666	if ($code eq "B") {
		1667	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1668	} elsif ($code eq "I") {
		1669	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1670	} elsif ($code eq "U") {
		1671	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1672	} elsif ($code eq "C") {
		1673	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1674	} elsif ($code eq "T") {
		1675	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1676	} elsif ($code eq "G") {
		1677	my ($male, $female) = split /\|/, $data;
		1678	$data = $self->gender ? $female : $male;
		1679	$xml .= expand_cfpod ($self, $data);
		1680	} elsif ($code eq "H") {
1539	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1681	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1540	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541	"")	1683	"")
1542	[$self->{hintmode}]	1684	[$self->{hintmode}];
		1685	} else {
		1686	$xml .= "error processing '$code($data)' directive";
1543	}ge;	1687	}
		1688	} else {
		1689	if ($pod =~ /\G(.+)/) {
		1690	warn "parse error while expanding $pod (at $1)";
		1691	}
		1692	last;
		1693	}
		1694	}
1544		1695
		1696	for ($xml) {
1545	# create single paragraphs (very hackish)	1697	# create single paragraphs (very hackish)
1546	s/(?<=\S)\n(?=\w)/ /g;	1698	s/(?<=\S)\n(?=\w)/ /g;
1547		1699
1548	# compress some whitespace	1700	# compress some whitespace
1549	s/\s+\n/\n/g; # ws line-ends	1701	s/\s+\n/\n/g; # ws line-ends
1550	s/\n\n+/\n/g; # double lines	1702	s/\n\n+/\n/g; # double lines
1551	s/^\n+//; # beginning lines	1703	s/^\n+//; # beginning lines
1552	s/\n+$//; # ending lines	1704	s/\n+$//; # ending lines
		1705	}
1553		1706
1554	$_	1707	$xml
1555	}	1708	}
		1709
		1710	no re 'eval';
1556		1711
1557	sub hintmode {	1712	sub hintmode {
1558	$_[0]{hintmode} = $_[1] if @_ > 1;	1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1559	$_[0]{hintmode}	1714	$_[0]{hintmode}
1560	}	1715	}
…		…
1632	our $MAX_RESET = 3600;	1787	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1788	our $DEFAULT_RESET = 3000;
1634		1789
1635	sub generate_random_map {	1790	sub generate_random_map {
1636	my ($self, $rmp) = @_;	1791	my ($self, $rmp) = @_;
		1792
		1793	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1794
1637	# mit "rum" bekleckern, nicht	1795	# mit "rum" bekleckern, nicht
1638	$self->_create_random_map (	1796	$self->_create_random_map (
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1763		1921
1764	# the temporary/swap location	1922	# the temporary/swap location
1765	sub save_path {	1923	sub save_path {
1766	my ($self) = @_;	1924	my ($self) = @_;
1767		1925
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	1927	"$TMPDIR/$path.map"
1770	}	1928	}
1771		1929
1772	# the unique path, undef == no special unique path	1930	# the unique path, undef == no special unique path
1773	sub uniq_path {	1931	sub uniq_path {
1774	my ($self) = @_;	1932	my ($self) = @_;
1775		1933
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	1935	"$UNIQUEDIR/$path"
1778	}	1936	}
1779		1937
1780	# and all this just because we cannot iterate over	1938	# and all this just because we cannot iterate over
1781	# all maps in C++...	1939	# all maps in C++...
…		…
1879		2037
1880	cf::lock_wait "map_data:$path";#d#remove	2038	cf::lock_wait "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	2039	cf::lock_wait "map_find:$path";
1882		2040
1883	$cf::MAP{$path} || do {	2041	$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	2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2043	my $guard2 = cf::lock_acquire "map_find:$path";
1886		2044
1887	my $map = new_from_path cf::map $path	2045	my $map = new_from_path cf::map $path
1888	or return;	2046	or return;
1889		2047
1890	$map->{last_save} = $cf::RUNTIME;	2048	$map->{last_save} = $cf::RUNTIME;
…		…
1893	or return;	2051	or return;
1894		2052
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2053	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	2054	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	2055	#$cf::WAIT_FOR_TICK->wait;
		2056	undef $guard2;
1898	undef $guard1;	2057	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	2058	$map->reset;
1901	return find $path;	2059	return find $path;
1902	}	2060	}
1903		2061
1904	$cf::MAP{$path} = $map	2062	$cf::MAP{$path} = $map
…		…
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2089	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2090	$f->skip_block;
1933	$self->_load_objects ($f)	2091	$self->_load_objects ($f)
1934	or return;	2092	or return;
1935		2093
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2094	$self->post_load_original
1937	if delete $self->{load_original};	2095	if delete $self->{load_original};
1938		2096
1939	if (my $uniq = $self->uniq_path) {	2097	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2098	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2099	unless (aio_stat $uniq) {
…		…
1967	}	2125	}
1968		2126
1969	$self->{last_save} = $cf::RUNTIME;	2127	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2128	$self->last_access ($cf::RUNTIME);
1971		2129
1972	$self->in_memory (cf::MAP_IN_MEMORY);	2130	$self->in_memory (cf::MAP_ACTIVE);
1973	}	2131	}
1974		2132
1975	$self->post_load;	2133	$self->post_load;
1976	}	2134	}
1977		2135
…		…
2035	my ($path, $origin, $load) = @_;	2193	my ($path, $origin, $load) = @_;
2036		2194
2037	$path = normalise $path, $origin && $origin->{path};	2195	$path = normalise $path, $origin && $origin->{path};
2038		2196
2039	if (my $map = $cf::MAP{$path}) {	2197	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041	}	2199	}
2042		2200
2043	$MAP_PREFETCH{$path} |= $load;	2201	$MAP_PREFETCH{$path} |= $load;
2044		2202
2045	$MAP_PREFETCHER ||= cf::async {	2203	$MAP_PREFETCHER ||= cf::async {
…		…
2082	cf::async {	2240	cf::async {
2083	$Coro::current->{desc} = "map player save";	2241	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2242	$_->contr->save for $self->players;
2085	};	2243	};
2086		2244
		2245	cf::get_slot 0.02;
		2246
2087	if ($uniq) {	2247	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2249	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2250	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2251	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2099	$self->save;	2259	$self->save;
2100		2260
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2262
2103	return if $self->players;	2263	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2264	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2265	return if $self->{deny_save};
2106		2266
2107	$self->in_memory (cf::MAP_SWAPPED);	2267	$self->in_memory (cf::MAP_SWAPPED);
2108		2268
2109	$self->deactivate;	2269	$self->deactivate;
…		…
2227		2387
2228	sub unique_maps() {	2388	sub unique_maps() {
2229	[	2389	[
2230	map {	2390	map {
2231	utf8::decode $_;	2391	utf8::decode $_;
2232	/\.map$/	2392	s/\.map$//; # TODO future compatibility hack
		2393	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2394	? ()
2233	? normalise $_	2395	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2396	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2397	]
2237	}	2398	}
2238		2399
2239	package cf;
2240
2241	=back	2400	=back
2242		2401
2243	=head3 cf::object	2402	=head3 cf::object
2244		2403
2245	=cut	2404	=cut
…		…
2248		2407
2249	=over 4	2408	=over 4
2250		2409
2251	=item $ob->inv_recursive	2410	=item $ob->inv_recursive
2252		2411
2253	Returns the inventory of the object _and_ their inventories, recursively.	2412	Returns the inventory of the object I<and> their inventories, recursively,
		2413	but I<not> the object itself.
2254		2414
2255	=cut	2415	=cut
2256		2416
2257	sub inv_recursive_;	2417	sub inv_recursive_;
2258	sub inv_recursive_ {	2418	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2423	inv_recursive_ inv $_[0]
2264	}	2424	}
2265		2425
2266	=item $ref = $ob->ref	2426	=item $ref = $ob->ref
2267		2427
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2428	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2429
2270	=item $ob = cf::object::deref ($refstring)	2430	=item $ob = cf::object::deref ($refstring)
2271		2431
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2432	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2433	even if the object actually exists. May block.
…		…
2305	can be C<undef>. Does the right thing when the player is currently in a	2465	can be C<undef>. Does the right thing when the player is currently in a
2306	dialogue with the given NPC character.	2466	dialogue with the given NPC character.
2307		2467
2308	=cut	2468	=cut
2309		2469
		2470	our $SAY_CHANNEL = {
		2471	id => "say",
		2472	title => "Map",
		2473	reply => "say ",
		2474	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2475	};
		2476
		2477	our $CHAT_CHANNEL = {
		2478	id => "chat",
		2479	title => "Chat",
		2480	reply => "chat ",
		2481	tooltip => "Player chat and shouts, global to the server.",
		2482	};
		2483
2310	# rough implementation of a future "reply" method that works	2484	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2485	# with dialog boxes.
2312	#TODO: the first argument must go, split into a $npc->reply_to ( method	2486	#TODO: the first argument must go, split into a $npc->reply_to ( method
2313	sub cf::object::player::reply($$$;$) {	2487	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2488	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2499	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2500	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2501
2328	} else {	2502	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2503	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2504	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2505	}
2332	}	2506	}
2333	}	2507	}
2334		2508
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2509	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2442	Moves the player to the given map-path and coordinates by first freezing	2616	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	2617	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	2618	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	2619	the new (success) or old (failed) map position. In either case, $done will
2446	be called at the end of this process.	2620	be called at the end of this process.
		2621
		2622	Note that $check will be called with a potentially non-loaded map, so if
		2623	it needs a loaded map it has to call C<< ->load >>.
2447		2624
2448	=cut	2625	=cut
2449		2626
2450	our $GOTOGEN;	2627	our $GOTOGEN;
2451		2628
…		…
2530	}	2707	}
2531		2708
2532	sub prepare_random_map {	2709	sub prepare_random_map {
2533	my ($exit) = @_;	2710	my ($exit) = @_;
2534		2711
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2712	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2713	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2714	# that depends on the exit object
2540		2715
2541	my $rmp = parse_random_map_params $exit->msg;	2716	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2718	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2719	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2720	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2721	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2722	$rmp->{origin_y} = $exit->y;
		2723
		2724	$exit->map->touch;
2548	}	2725	}
2549		2726
2550	$rmp->{random_seed} ||= $exit->random_seed;	2727	$rmp->{random_seed} ||= $exit->random_seed;
2551		2728
2552	my $data = cf::to_json $rmp;	2729	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2730	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2731	my $meta = "$RANDOMDIR/$md5.meta";
2555		2732
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2733	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2734	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2735	undef $fh;
2559	aio_rename "$meta~", $meta;	2736	aio_rename "$meta~", $meta;
2560		2737
		2738	my $slaying = "?random/$md5";
		2739
		2740	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2741	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2742	$exit->msg (undef);
		2743	}
2563	}	2744	}
2564	}	2745	}
2565		2746
2566	sub cf::object::player::enter_exit {	2747	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2748	my ($self, $exit) = @_;
2568		2749
2569	return unless $self->type == cf::PLAYER;	2750	return unless $self->type == cf::PLAYER;
2570		2751
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;	2752	$self->enter_link;
2583		2753
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 {	2754	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2755	$Coro::current->{desc} = "enter_exit";
2590		2756
2591	$self->deactivate_recursive; # just to be sure
2592	unless (eval {	2757	unless (eval {
		2758	$self->deactivate_recursive; # just to be sure
		2759
		2760	# random map handling
		2761	{
		2762	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2763
		2764	prepare_random_map $exit
		2765	if $exit->slaying eq "/!";
		2766	}
		2767
		2768	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2769	my $x = $exit->stats->hp;
		2770	my $y = $exit->stats->sp;
		2771
2593	$self->goto ($slaying, $hp, $sp);	2772	$self->goto ($map, $x, $y);
2594		2773
		2774	# if exit is damned, update players death & WoR home-position
		2775	$self->contr->savebed ($map, $x, $y)
		2776	if $exit->flag (cf::FLAG_DAMNED);
		2777
2595	1;	2778	1
2596	}) {	2779	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2780	$self->message ("Something went wrong deep within the crossfire server. "
2598	. "I'll try to bring you back to the map you were before. "	2781	. "I'll try to bring you back to the map you were before. "
2599	. "Please report this to the dungeon master!",	2782	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2783	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	2813	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	2814	the message unless the client supports the msg packet.
2632		2815
2633	=cut	2816	=cut
2634		2817
		2818	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	2819	our %CHANNEL = (
2636	"c/identify" => {	2820	"c/identify" => {
2637	id => "infobox",	2821	id => "infobox",
2638	title => "Identify",	2822	title => "Identify",
2639	reply => undef,	2823	reply => undef,
…		…
2643	id => "infobox",	2827	id => "infobox",
2644	title => "Examine",	2828	title => "Examine",
2645	reply => undef,	2829	reply => undef,
2646	tooltip => "Signs and other items you examined",	2830	tooltip => "Signs and other items you examined",
2647	},	2831	},
		2832	"c/book" => {
		2833	id => "infobox",
		2834	title => "Book",
		2835	reply => undef,
		2836	tooltip => "The contents of a note or book",
		2837	},
2648	"c/lookat" => {	2838	"c/lookat" => {
2649	id => "infobox",	2839	id => "infobox",
2650	title => "Look",	2840	title => "Look",
2651	reply => undef,	2841	reply => undef,
2652	tooltip => "What you saw there",	2842	tooltip => "What you saw there",
		2843	},
		2844	"c/who" => {
		2845	id => "infobox",
		2846	title => "Players",
		2847	reply => undef,
		2848	tooltip => "Shows players who are currently online",
		2849	},
		2850	"c/body" => {
		2851	id => "infobox",
		2852	title => "Body Parts",
		2853	reply => undef,
		2854	tooltip => "Shows which body parts you posess and are available",
		2855	},
		2856	"c/uptime" => {
		2857	id => "infobox",
		2858	title => "Uptime",
		2859	reply => undef,
		2860	tooltip => "How long the server has been running since last restart",
		2861	},
		2862	"c/mapinfo" => {
		2863	id => "infobox",
		2864	title => "Map Info",
		2865	reply => undef,
		2866	tooltip => "Information related to the maps",
		2867	},
		2868	"c/party" => {
		2869	id => "party",
		2870	title => "Party",
		2871	reply => "gsay ",
		2872	tooltip => "Messages and chat related to your party",
2653	},	2873	},
2654	);	2874	);
2655		2875
2656	sub cf::client::send_msg {	2876	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	2877	my ($self, $channel, $msg, $color, @extra) = @_;
…		…
2894	=pod	3114	=pod
2895		3115
2896	The following functions and methods are available within a safe environment:	3116	The following functions and methods are available within a safe environment:
2897		3117
2898	cf::object	3118	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3119	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3120	insert remove name archname title slaying race decrease split
2901		3121
2902	cf::object::player	3122	cf::object::player
2903	player	3123	player
2904		3124
2905	cf::player	3125	cf::player
…		…
2910		3130
2911	=cut	3131	=cut
2912		3132
2913	for (	3133	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3135	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3136	decrease split destroy change_exp)],
2917	["cf::object::player" => qw(player)],	3137	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3138	["cf::player" => qw(peaceful)],
2919	["cf::map" => qw(trigger)],	3139	["cf::map" => qw(trigger)],
2920	) {	3140	) {
2921	no strict 'refs';	3141	no strict 'refs';
…		…
3026	{	3246	{
3027	my $faces = $facedata->{faceinfo};	3247	my $faces = $facedata->{faceinfo};
3028		3248
3029	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3251
3031	cf::face::set_visibility $idx, $info->{visibility};	3252	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3253	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3254	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};	3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3035		3256
3036	cf::cede_to_tick;	3257	cf::cede_to_tick;
3037	}	3258	}
3038		3259
3039	while (my ($face, $info) = each %$faces) {	3260	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3261	next unless $info->{smooth};
		3262
3041	my $idx = cf::face::find $face	3263	my $idx = cf::face::find $face
3042	or next;	3264	or next;
		3265
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3266	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3267	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3269	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3270	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3065	{	3288	{
3066	# TODO: for gcfclient pleasure, we should give resources	3289	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.	3290	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3291	my $res = $facedata->{resource};
3069		3292
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3293	while (my ($name, $info) = each %$res) {
		3294	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;	3296	my $data;
3075		3297
3076	if ($info->{type} & 1) {	3298	if ($info->{type} & 1) {
3077	# prepend meta info	3299	# prepend meta info
3078		3300
3079	my $meta = $enc->encode ({	3301	my $meta = $enc->encode ({
3080	name => $name,	3302	name => $name,
3081	%{ $info->{meta} || {} },	3303	%{ $info->{meta} || {} },
3082	});	3304	});
3083		3305
3084	$data = pack "(w/a*)*", $meta, $info->{data};	3306	$data = pack "(w/a*)*", $meta, $info->{data};
		3307	} else {
		3308	$data = $info->{data};
		3309	}
		3310
		3311	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3312	cf::face::set_type $idx, $info->{type};
3085	} else {	3313	} else {
3086	$data = $info->{data};	3314	$RESOURCE{$name} = $info;
3087	}	3315	}
3088		3316
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;	3317	cf::cede_to_tick;
3093	}	3318	}
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	}	3319	}
		3320
		3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3322
3114	1	3323	1
3115	}	3324	}
		3325
		3326	cf::global->attach (on_resource_update => sub {
		3327	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3328	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3329
		3330	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3331	my $sound = $soundconf->{compat}[$_]
		3332	or next;
		3333
		3334	my $face = cf::face::find "sound/$sound->[1]";
		3335	cf::sound::set $sound->[0] => $face;
		3336	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3337	}
		3338
		3339	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3340	my $face = cf::face::find "sound/$v";
		3341	cf::sound::set $k => $face;
		3342	}
		3343	}
		3344	});
3116		3345
3117	register_exticmd fx_want => sub {	3346	register_exticmd fx_want => sub {
3118	my ($ns, $want) = @_;	3347	my ($ns, $want) = @_;
3119		3348
3120	while (my ($k, $v) = each %$want) {	3349	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3350	$ns->fx_want ($k, $v);
3122	}	3351	}
3123	};	3352	};
		3353
		3354	sub load_resource_file($) {
		3355	my $guard = lock_acquire "load_resource_file";
		3356
		3357	my $status = load_resource_file_ $_[0];
		3358	get_slot 0.1, 100;
		3359	cf::arch::commit_load;
		3360
		3361	$status
		3362	}
3124		3363
3125	sub reload_regions {	3364	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3365	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3366	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3367	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3381	}
3143		3382
3144	sub reload_archetypes {	3383	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3384	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3385	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	}	3386	}
3153		3387
3154	sub reload_treasures {	3388	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3389	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3390	or die "unable to load treasurelists\n";
3157	}	3391	}
3158		3392
3159	sub reload_resources {	3393	sub reload_resources {
3160	warn "reloading resource files...\n";	3394	warn "reloading resource files...\n";
3161		3395
		3396	reload_facedata;
		3397	reload_archetypes;
3162	reload_regions;	3398	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3399	reload_treasures;
3167		3400
3168	warn "finished reloading resource files\n";	3401	warn "finished reloading resource files\n";
3169	}	3402	}
3170		3403
3171	sub init {	3404	sub init {
		3405	my $guard = freeze_mainloop;
		3406
		3407	evthread_start IO::AIO::poll_fileno;
		3408
3172	reload_resources;	3409	reload_resources;
3173	}	3410	}
3174		3411
3175	sub reload_config {	3412	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3413	open my $fh, "<:utf8", "$CONFDIR/config"
3177	or return;	3414	or return;
3178		3415
3179	local $/;	3416	local $/;
3180	*CFG = YAML::Syck::Load <$fh>;	3417	*CFG = YAML::Load <$fh>;
3181		3418
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3183		3420
3184	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3421	$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};	3422	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3197	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
3199	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200	(async {	3437	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3439	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
3204	};	3441	};
3205		3442
		3443	{
		3444	my $guard = freeze_mainloop;
3206	reload_config;	3445	reload_config;
3207	db_init;	3446	db_init;
3208	load_extensions;	3447	load_extensions;
3209		3448
3210	$TICK_WATCHER->start;	3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450	}
		3451
3211	Event::loop;	3452	EV::loop;
3212	}	3453	}
3213		3454
3214	#############################################################################	3455	#############################################################################
3215	# initialisation and cleanup	3456	# initialisation and cleanup
3216		3457
3217	# install some emergency cleanup handlers	3458	# install some emergency cleanup handlers
3218	BEGIN {	3459	BEGIN {
		3460	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3461	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3462	$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";	3463	cf::cleanup "SIG$signal";
3227	},
3228	);	3464	};
3229	}	3465	}
3230	}	3466	}
3231		3467
3232	sub write_runtime {	3468	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";	3469	my $runtime = "$LOCALDIR/runtime";
3234		3470
3235	# first touch the runtime file to show we are still running:	3471	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3472	# the fsync below can take a very very long time.
3237		3473
…		…
3263	and return;	3499	and return;
3264		3500
3265	warn "runtime file written.\n";	3501	warn "runtime file written.\n";
3266		3502
3267	1	3503	1
		3504	}
		3505
		3506	our $uuid_lock;
		3507	our $uuid_skip;
		3508
		3509	sub write_uuid_sync($) {
		3510	$uuid_skip ||= $_[0];
		3511
		3512	return if $uuid_lock;
		3513	local $uuid_lock = 1;
		3514
		3515	my $uuid = "$LOCALDIR/uuid";
		3516
		3517	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3518	or return;
		3519
		3520	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3521	$uuid_skip = 0;
		3522
		3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3524	and return;
		3525
		3526	# always fsync - this file is important
		3527	aio_fsync $fh
		3528	and return;
		3529
		3530	close $fh
		3531	or return;
		3532
		3533	aio_rename "$uuid~", $uuid
		3534	and return;
		3535
		3536	warn "uuid file written ($value).\n";
		3537
		3538	1
		3539
		3540	}
		3541
		3542	sub write_uuid($$) {
		3543	my ($skip, $sync) = @_;
		3544
		3545	$sync ? write_uuid_sync $skip
		3546	: async { write_uuid_sync $skip };
3268	}	3547	}
3269		3548
3270	sub emergency_save() {	3549	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3272		3551
…		…
3278	# and maps saved/destroyed asynchronously.	3557	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3558	warn "begin emergency player save\n";
3280	for my $login (keys %cf::PLAYER) {	3559	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3560	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3561	$pl->valid or next;
		3562	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3563	$pl->save;
3284	}	3564	}
3285	warn "end emergency player save\n";	3565	warn "end emergency player save\n";
3286		3566
3287	warn "begin emergency map save\n";	3567	warn "begin emergency map save\n";
…		…
3293	warn "end emergency map save\n";	3573	warn "end emergency map save\n";
3294		3574
3295	warn "begin emergency database checkpoint\n";	3575	warn "begin emergency database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3576	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3577	warn "end emergency database checkpoint\n";
		3578
		3579	warn "begin write uuid\n";
		3580	write_uuid_sync 1;
		3581	warn "end write uuid\n";
3298	};	3582	};
3299		3583
3300	warn "leave emergency perl save\n";	3584	warn "leave emergency perl save\n";
3301	}	3585	}
3302		3586
…		…
3304	my ($make_core) = @_;	3588	my ($make_core) = @_;
3305		3589
3306	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	3591	if $make_core;
3308	}	3592	}
		3593
		3594	# a safer delete_package, copied from Symbol
		3595	sub clear_package($) {
		3596	my $pkg = shift;
		3597
		3598	# expand to full symbol table name if needed
		3599	unless ($pkg =~ /^main::.*::$/) {
		3600	$pkg = "main$pkg" if $pkg =~ /^::/;
		3601	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3602	$pkg .= '::' unless $pkg =~ /::$/;
		3603	}
		3604
		3605	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3606	my $stem_symtab = *{$stem}{HASH};
		3607
		3608	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3609	or return;
		3610
		3611	# clear all symbols
		3612	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3613	for my $name (keys %$leaf_symtab) {
		3614	_gv_clear *{"$pkg$name"};
		3615	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3616	}
		3617	warn "cleared package #$pkg\n";#d#
		3618	}
		3619
		3620	our $RELOAD; # how many times to reload
3309		3621
3310	sub do_reload_perl() {	3622	sub do_reload_perl() {
3311	# can/must only be called in main	3623	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3624	if ($Coro::current != $Coro::main) {
3313	warn "can only reload from main coroutine";	3625	warn "can only reload from main coroutine";
3314	return;	3626	return;
3315	}	3627	}
3316		3628
		3629	return if $RELOAD++;
		3630
		3631	while ($RELOAD) {
3317	warn "reloading...";	3632	warn "reloading...";
3318		3633
3319	warn "entering sync_job";	3634	warn "entering sync_job";
3320		3635
3321	cf::sync_job {	3636	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3323	cf::emergency_save;	3638	cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3325		3640
3326	warn "syncing database to disk";	3641	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;	3642	BDB::db_env_txn_checkpoint $DB_ENV;
3328		3643
3329	# if anything goes wrong in here, we should simply crash as we already saved	3644	# if anything goes wrong in here, we should simply crash as we already saved
3330		3645
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";	3646	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;	3647	while (IO::AIO::nreqs || BDB::nreqs) {
3342	warn "iterate...";	3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3343	}
3344
3345	++$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	}	3649	}
3368		3650
3369	warn "... nuking $pkg";	3651	warn "cancelling all extension coros";
3370	Symbol::delete_package $pkg;	3652	$_->cancel for values %EXT_CORO;
3371	}	3653	%EXT_CORO = ();
3372		3654
3373	warn "unloading all perl modules loaded from $LIBDIR";	3655	warn "removing commands";
3374	while (my ($k, $v) = each %INC) {	3656	%COMMAND = ();
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		3657
		3658	warn "removing ext/exti commands";
		3659	%EXTCMD = ();
		3660	%EXTICMD = ();
		3661
		3662	warn "unloading/nuking all extensions";
		3663	for my $pkg (@EXTS) {
3377	warn "... unloading $k";	3664	warn "... unloading $pkg";
3378	delete $INC{$k};
3379		3665
3380	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;
3382
3383	if (my $cb = $k->can ("unload_module")) {	3666	if (my $cb = $pkg->can ("unload")) {
		3667	eval {
3384	$cb->();	3668	$cb->($pkg);
		3669	1
		3670	} or warn "$pkg unloaded, but with errors: $@";
		3671	}
		3672
		3673	warn "... clearing $pkg";
		3674	clear_package $pkg;
3385	}	3675	}
3386		3676
3387	Symbol::delete_package $k;	3677	warn "unloading all perl modules loaded from $LIBDIR";
		3678	while (my ($k, $v) = each %INC) {
		3679	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3680
		3681	warn "... unloading $k";
		3682	delete $INC{$k};
		3683
		3684	$k =~ s/\.pm$//;
		3685	$k =~ s/\//::/g;
		3686
		3687	if (my $cb = $k->can ("unload_module")) {
		3688	$cb->();
		3689	}
		3690
		3691	clear_package $k;
3388	}	3692	}
3389		3693
3390	warn "getting rid of safe::, as good as possible";	3694	warn "getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	3695	clear_package "safe::$_"
3392	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3696	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3393		3697
3394	warn "unloading cf.pm \"a bit\"";	3698	warn "unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	3699	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	3700	delete $INC{"cf/pod.pm"};
3397		3701
3398	# don't, removes xs symbols, too,	3702	# don't, removes xs symbols, too,
3399	# and global variables created in xs	3703	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	3704	#clear_package __PACKAGE__;
3401		3705
3402	warn "unload completed, starting to reload now";	3706	warn "unload completed, starting to reload now";
3403		3707
3404	warn "reloading cf.pm";	3708	warn "reloading cf.pm";
3405	require cf;	3709	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3407		3711
3408	warn "loading config and database again";	3712	warn "loading config and database again";
3409	cf::reload_config;	3713	cf::reload_config;
3410		3714
3411	warn "loading extensions";	3715	warn "loading extensions";
3412	cf::load_extensions;	3716	cf::load_extensions;
3413		3717
3414	warn "reattaching attachments to objects/players";	3718	warn "reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	3719	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	3720	warn "reattaching attachments to maps";
3417	reattach $_ for values %MAP;	3721	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	3722	warn "reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	3723	reattach $_ for values %PLAYER;
3420		3724
3421	warn "leaving sync_job";	3725	warn "leaving sync_job";
3422		3726
3423	1	3727	1
3424	} or do {	3728	} or do {
3425	warn $@;	3729	warn $@;
3426	warn "error while reloading, exiting.";	3730	cf::cleanup "error while reloading, exiting.";
3427	exit 1;
3428	};	3731	};
3429		3732
3430	warn "reloaded";	3733	warn "reloaded";
		3734	--$RELOAD;
		3735	}
3431	};	3736	};
3432		3737
3433	our $RELOAD_WATCHER; # used only during reload	3738	our $RELOAD_WATCHER; # used only during reload
3434		3739
3435	sub reload_perl() {	3740	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	3741	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	3742	# coro crashes during coro_state_free->destroy here.
3438		3743
3439	$RELOAD_WATCHER ||= Event->timer (	3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3440	reentrant => 0,
3441	after => 0,
3442	data => WF_AUTOCANCEL,
3443	cb => sub {
3444	do_reload_perl;	3745	do_reload_perl;
3445	undef $RELOAD_WATCHER;	3746	undef $RELOAD_WATCHER;
3446	},
3447	);	3747	};
3448	}	3748	}
3449		3749
3450	register_command "reload" => sub {	3750	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	3751	my ($who, $arg) = @_;
3452		3752
…		…
3465		3765
3466	our @WAIT_FOR_TICK;	3766	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;	3767	our @WAIT_FOR_TICK_BEGIN;
3468		3768
3469	sub wait_for_tick {	3769	sub wait_for_tick {
3470	return unless $TICK_WATCHER->is_active;
3471	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3472		3771
3473	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3474	push @WAIT_FOR_TICK, $signal;	3773	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;	3774	$signal->wait;
3476	}	3775	}
3477		3776
3478	sub wait_for_tick_begin {	3777	sub wait_for_tick_begin {
3479	return unless $TICK_WATCHER->is_active;
3480	return if $Coro::current == $Coro::main;	3778	return if tick_inhibit || $Coro::current == $Coro::main;
3481		3779
3482	my $signal = new Coro::Signal;	3780	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	3781	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	3782	$signal->wait;
3485	}	3783	}
3486		3784
3487	$TICK_WATCHER = Event->timer (	3785	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 != $Coro::main) {	3786	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	3788	unless ++$bug_warning > 10;
3497	return;	3789	return;
3498	}	3790	}
3499		3791
3500	$NOW = $tick_start = Event::time;
3501
3502	cf::server_tick; # one server iteration	3792	cf::server_tick; # one server iteration
3503		3793
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	3796	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	3797	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	3798	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	3799	or warn "ERROR: unable to write runtime file: $!";
3513	};
3514	}	3800	};
		3801	}
3515		3802
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	3804	$sig->send;
3518	}	3805	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	3806	while (my $sig = shift @WAIT_FOR_TICK) {
3520	$sig->send;	3807	$sig->send;
3521	}	3808	}
3522		3809
3523	$NOW = Event::time;	3810	$LOAD = ($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;	3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		3812
3534	_post_tick;	3813	if (0) {
		3814	if ($NEXT_TICK) {
		3815	my $jitter = $TICK_START - $NEXT_TICK;
		3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3817	warn "jitter $JITTER\n";#d#
		3818	}
3535	},	3819	}
3536	);	3820	}
3537		3821
3538	{	3822	{
		3823	# configure BDB
		3824
3539	BDB::min_parallel 8;	3825	BDB::min_parallel 8;
3540	BDB::max_poll_time $TICK * 0.1;	3826	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	3827	$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	$! = $status;
3561	},
3562	)
3563	};
3564		3828
3565	unless ($DB_ENV) {	3829	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	3830	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3831	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| BDB::LOG_AUTOREMOVE, 1);	3832	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3833	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3834	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3835	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		3836
3572	cf::sync_job {	3837	cf::sync_job {
3573	eval {	3838	eval {
…		…
3583		3848
3584	cf::cleanup "db_env_open(db): $@" if $@;	3849	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	3850	};
3586	}	3851	}
3587		3852
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	3853	$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 { };	3854	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	3855	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	3856	$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 { };	3857	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	3858	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	3859	$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 { };	3860	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	3861	};
3618	}	3862	}
3619		3863
3620	{	3864	{
		3865	# configure IO::AIO
		3866
3621	IO::AIO::min_parallel 8;	3867	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	3868	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	3869	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	}	3870	}
3634		3871
3635	my $_log_backtrace;	3872	my $_log_backtrace;
3636		3873
3637	sub _log_backtrace {	3874	sub _log_backtrace {

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