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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.384 by root, Fri Oct 12 18:17:16 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 4.1 ();	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 2.51 ();	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($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
339	}	386	}
340		387
341	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
342		389
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	430	}
384	}	431	}
385	};	432	};
386		433
387	sub get_slot($;$$) {	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 = Coro::Storable::blocking_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	my $st = eval { Coro::Storable::thaw $av }	1199	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1200	$av = $st->{objs};
1095	}	1201	}
1096		1202
1097	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
…		…
1229		1335
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1338
1233	$ext{source} =	1339	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1236	. $source	1342	. $source
1237	. "\n};\n1";	1343	. "\n};\n1";
1238		1344
1239	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1257		1363
1258	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1365	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1367	}
1263		1368
1264	warn $msg;	1369	warn $msg;
1265	}	1370	}
1266		1371
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1460	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1461	or return;
1357		1462
1358	my $pl = cf::player::load_pl $f	1463	my $pl = cf::player::load_pl $f
1359	or return;	1464	or return;
		1465
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1466	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1467	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1363	}	1469	}
1364	}	1470	}
…		…
1374		1480
1375	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1376		1482
1377	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
		1485
		1486	cf::get_slot 0.01;
1379		1487
1380	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1489	cf::cede_to_tick;
1382	}	1490	}
1383		1491
…		…
1419	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1420	$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
1421		1529
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1426		1536
1427	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1577
1468	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
1469	my $path = path $login;	1579	my $path = path $login;
1470		1580
1471	# a .pst is a dead give-away for a valid player	1581	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1587	}
1477		1588
…		…
1514		1625
1515	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1516		1627
1517	=cut	1628	=cut
1518		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
1519	sub expand_cfpod {	1641	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;	1642	my ($self, $pod) = @_;
1521		1643
1522	# escape & and <	1644	my $xml;
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525		1645
1526	# this is buggy, it needs to properly take care of nested <'s	1646	while () {
		1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1648	$group = $1;
1527		1649
1528	1 while	1650	$group =~ s/&/&amp;/g;
1529	# replace B<>, I<>, U<> etc.	1651	$group =~ s/</&lt;/g;
1530	s/B<([^\>]*)>/<b>$1<\/b>/	1652
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/	1653	$xml .= $group;
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/	1654	} elsif ($pod =~ m%\G
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1655	([BCGHITU])
1534	# replace G<male|female> tags	1656	<
1535	|| s{G<([^>|]*)\|([^>]*)>}{	1657	(?:
1536	$self->gender ? $2 : $1	1658	([^<>]*) (?{ $group = $^N })
1537	}ge	1659	| < $interior >
1538	# replace H<hint text>	1660	)
1539	|| s{H<([^\>]*)>}	1661	>
		1662	%gcsx
1540	{	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") {
1541	("<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>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")	1683	"")
1544	[$self->{hintmode}]	1684	[$self->{hintmode}];
		1685	} else {
		1686	$xml .= "error processing '$code($data)' directive";
1545	}ge;	1687	}
		1688	} else {
		1689	if ($pod =~ /\G(.+)/) {
		1690	warn "parse error while expanding $pod (at $1)";
		1691	}
		1692	last;
		1693	}
		1694	}
1546		1695
		1696	for ($xml) {
1547	# create single paragraphs (very hackish)	1697	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;	1698	s/(?<=\S)\n(?=\w)/ /g;
1549		1699
1550	# compress some whitespace	1700	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends	1701	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines	1702	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines	1703	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines	1704	s/\n+$//; # ending lines
		1705	}
1555		1706
1556	$_	1707	$xml
1557	}	1708	}
		1709
		1710	no re 'eval';
1558		1711
1559	sub hintmode {	1712	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;	1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}	1714	$_[0]{hintmode}
1562	}	1715	}
…		…
1634	our $MAX_RESET = 3600;	1787	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1788	our $DEFAULT_RESET = 3000;
1636		1789
1637	sub generate_random_map {	1790	sub generate_random_map {
1638	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
1639	# mit "rum" bekleckern, nicht	1795	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1796	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1921
1766	# the temporary/swap location	1922	# the temporary/swap location
1767	sub save_path {	1923	sub save_path {
1768	my ($self) = @_;	1924	my ($self) = @_;
1769		1925
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1927	"$TMPDIR/$path.map"
1772	}	1928	}
1773		1929
1774	# the unique path, undef == no special unique path	1930	# the unique path, undef == no special unique path
1775	sub uniq_path {	1931	sub uniq_path {
1776	my ($self) = @_;	1932	my ($self) = @_;
1777		1933
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1935	"$UNIQUEDIR/$path"
1780	}	1936	}
1781		1937
1782	# and all this just because we cannot iterate over	1938	# and all this just because we cannot iterate over
1783	# all maps in C++...	1939	# all maps in C++...
…		…
1881		2037
1882	cf::lock_wait "map_data:$path";#d#remove	2038	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2039	cf::lock_wait "map_find:$path";
1884		2040
1885	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2043	my $guard2 = cf::lock_acquire "map_find:$path";
1888		2044
1889	my $map = new_from_path cf::map $path	2045	my $map = new_from_path cf::map $path
1890	or return;	2046	or return;
1891		2047
1892	$map->{last_save} = $cf::RUNTIME;	2048	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	2051	or return;
1896		2052
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2053	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2054	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2055	#$cf::WAIT_FOR_TICK->wait;
		2056	undef $guard2;
1900	undef $guard1;	2057	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2058	$map->reset;
1903	return find $path;	2059	return find $path;
1904	}	2060	}
1905		2061
1906	$cf::MAP{$path} = $map	2062	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2089	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2090	$f->skip_block;
1935	$self->_load_objects ($f)	2091	$self->_load_objects ($f)
1936	or return;	2092	or return;
1937		2093
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2094	$self->post_load_original
1939	if delete $self->{load_original};	2095	if delete $self->{load_original};
1940		2096
1941	if (my $uniq = $self->uniq_path) {	2097	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2098	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2099	unless (aio_stat $uniq) {
…		…
1969	}	2125	}
1970		2126
1971	$self->{last_save} = $cf::RUNTIME;	2127	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2128	$self->last_access ($cf::RUNTIME);
1973		2129
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2130	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2131	}
1976		2132
1977	$self->post_load;	2133	$self->post_load;
1978	}	2134	}
1979		2135
…		…
2037	my ($path, $origin, $load) = @_;	2193	my ($path, $origin, $load) = @_;
2038		2194
2039	$path = normalise $path, $origin && $origin->{path};	2195	$path = normalise $path, $origin && $origin->{path};
2040		2196
2041	if (my $map = $cf::MAP{$path}) {	2197	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2199	}
2044		2200
2045	$MAP_PREFETCH{$path} |= $load;	2201	$MAP_PREFETCH{$path} |= $load;
2046		2202
2047	$MAP_PREFETCHER ||= cf::async {	2203	$MAP_PREFETCHER ||= cf::async {
…		…
2084	cf::async {	2240	cf::async {
2085	$Coro::current->{desc} = "map player save";	2241	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2242	$_->contr->save for $self->players;
2087	};	2243	};
2088		2244
		2245	cf::get_slot 0.02;
		2246
2089	if ($uniq) {	2247	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2249	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2250	} else {
2093	$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);
…		…
2101	$self->save;	2259	$self->save;
2102		2260
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2262
2105	return if $self->players;	2263	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;	2264	return if $self->in_memory != cf::MAP_ACTIVE;
2107	return if $self->{deny_save};	2265	return if $self->{deny_save};
2108		2266
2109	$self->in_memory (cf::MAP_SWAPPED);	2267	$self->in_memory (cf::MAP_SWAPPED);
2110		2268
2111	$self->deactivate;	2269	$self->deactivate;
…		…
2229		2387
2230	sub unique_maps() {	2388	sub unique_maps() {
2231	[	2389	[
2232	map {	2390	map {
2233	utf8::decode $_;	2391	utf8::decode $_;
2234	/\.map$/	2392	s/\.map$//; # TODO future compatibility hack
		2393	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2394	? ()
2235	? normalise $_	2395	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2396	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2397	]
2239	}	2398	}
2240		2399
2241	package cf;
2242
2243	=back	2400	=back
2244		2401
2245	=head3 cf::object	2402	=head3 cf::object
2246		2403
2247	=cut	2404	=cut
…		…
2250		2407
2251	=over 4	2408	=over 4
2252		2409
2253	=item $ob->inv_recursive	2410	=item $ob->inv_recursive
2254		2411
2255	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.
2256		2414
2257	=cut	2415	=cut
2258		2416
2259	sub inv_recursive_;	2417	sub inv_recursive_;
2260	sub inv_recursive_ {	2418	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2423	inv_recursive_ inv $_[0]
2266	}	2424	}
2267		2425
2268	=item $ref = $ob->ref	2426	=item $ref = $ob->ref
2269		2427
2270	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.
2271		2429
2272	=item $ob = cf::object::deref ($refstring)	2430	=item $ob = cf::object::deref ($refstring)
2273		2431
2274	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,
2275	even if the object actually exists. May block.	2433	even if the object actually exists. May block.
…		…
2307	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
2308	dialogue with the given NPC character.	2466	dialogue with the given NPC character.
2309		2467
2310	=cut	2468	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2484	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2485	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2487	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2488	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2499	my $dialog = $pl->{npc_dialog};
2328	$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));
2329		2501
2330	} else {	2502	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2503	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2504	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2505	}
2334	}	2506	}
2335	}	2507	}
2336		2508
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2509	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2617	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2618	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2619	the new (success) or old (failed) map position. In either case, $done will
2448	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 >>.
2449		2624
2450	=cut	2625	=cut
2451		2626
2452	our $GOTOGEN;	2627	our $GOTOGEN;
2453		2628
…		…
2532	}	2707	}
2533		2708
2534	sub prepare_random_map {	2709	sub prepare_random_map {
2535	my ($exit) = @_;	2710	my ($exit) = @_;
2536		2711
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2712	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2713	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2714	# that depends on the exit object
2542		2715
2543	my $rmp = parse_random_map_params $exit->msg;	2716	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2718	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2719	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2720	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2721	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2722	$rmp->{origin_y} = $exit->y;
		2723
		2724	$exit->map->touch;
2550	}	2725	}
2551		2726
2552	$rmp->{random_seed} ||= $exit->random_seed;	2727	$rmp->{random_seed} ||= $exit->random_seed;
2553		2728
2554	my $data = cf::to_json $rmp;	2729	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2730	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2731	my $meta = "$RANDOMDIR/$md5.meta";
2557		2732
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2733	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2734	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2735	undef $fh;
2561	aio_rename "$meta~", $meta;	2736	aio_rename "$meta~", $meta;
2562		2737
		2738	my $slaying = "?random/$md5";
		2739
		2740	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2741	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2742	$exit->msg (undef);
		2743	}
2565	}	2744	}
2566	}	2745	}
2567		2746
2568	sub cf::object::player::enter_exit {	2747	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2748	my ($self, $exit) = @_;
2570		2749
2571	return unless $self->type == cf::PLAYER;	2750	return unless $self->type == cf::PLAYER;
2572		2751
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2752	$self->enter_link;
2585		2753
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2754	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2755	$Coro::current->{desc} = "enter_exit";
2592		2756
2593	$self->deactivate_recursive; # just to be sure
2594	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
2595	$self->goto ($slaying, $hp, $sp);	2772	$self->goto ($map, $x, $y);
2596		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
2597	1;	2778	1
2598	}) {	2779	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2780	$self->message ("Something went wrong deep within the crossfire server. "
2600	. "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. "
2601	. "Please report this to the dungeon master!",	2782	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2783	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2632	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
2633	the message unless the client supports the msg packet.	2814	the message unless the client supports the msg packet.
2634		2815
2635	=cut	2816	=cut
2636		2817
		2818	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2819	our %CHANNEL = (
2638	"c/identify" => {	2820	"c/identify" => {
2639	id => "infobox",	2821	id => "infobox",
2640	title => "Identify",	2822	title => "Identify",
2641	reply => undef,	2823	reply => undef,
…		…
2645	id => "infobox",	2827	id => "infobox",
2646	title => "Examine",	2828	title => "Examine",
2647	reply => undef,	2829	reply => undef,
2648	tooltip => "Signs and other items you examined",	2830	tooltip => "Signs and other items you examined",
2649	},	2831	},
		2832	"c/book" => {
		2833	id => "infobox",
		2834	title => "Book",
		2835	reply => undef,
		2836	tooltip => "The contents of a note or book",
		2837	},
2650	"c/lookat" => {	2838	"c/lookat" => {
2651	id => "infobox",	2839	id => "infobox",
2652	title => "Look",	2840	title => "Look",
2653	reply => undef,	2841	reply => undef,
2654	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",
2655	},	2873	},
2656	);	2874	);
2657		2875
2658	sub cf::client::send_msg {	2876	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	2877	my ($self, $channel, $msg, $color, @extra) = @_;
…		…
2897		3115
2898	The following functions and methods are available within a safe environment:	3116	The following functions and methods are available within a safe environment:
2899		3117
2900	cf::object	3118	cf::object
2901	contr pay_amount pay_player map x y force_find force_add destroy	3119	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3120	insert remove name archname title slaying race decrease split
2903		3121
2904	cf::object::player	3122	cf::object::player
2905	player	3123	player
2906		3124
2907	cf::player	3125	cf::player
…		…
2912		3130
2913	=cut	3131	=cut
2914		3132
2915	for (	3133	for (
2916	["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
2917	insert remove inv name archname title slaying race	3135	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr destroy)],	3136	decrease split destroy change_exp)],
2919	["cf::object::player" => qw(player)],	3137	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3138	["cf::player" => qw(peaceful)],
2921	["cf::map" => qw(trigger)],	3139	["cf::map" => qw(trigger)],
2922	) {	3140	) {
2923	no strict 'refs';	3141	no strict 'refs';
…		…
3028	{	3246	{
3029	my $faces = $facedata->{faceinfo};	3247	my $faces = $facedata->{faceinfo};
3030		3248
3031	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3251
3033	cf::face::set_visibility $idx, $info->{visibility};	3252	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3253	cf::face::set_magicmap $idx, $info->{magicmap};
3035	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};
3036	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};
3037		3256
3038	cf::cede_to_tick;	3257	cf::cede_to_tick;
3039	}	3258	}
3040		3259
3041	while (my ($face, $info) = each %$faces) {	3260	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3261	next unless $info->{smooth};
		3262
3043	my $idx = cf::face::find $face	3263	my $idx = cf::face::find $face
3044	or next;	3264	or next;
		3265
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3266	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3267	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3269	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3270	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3067	{	3288	{
3068	# TODO: for gcfclient pleasure, we should give resources	3289	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.	3290	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3291	my $res = $facedata->{resource};
3071		3292
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3293	while (my ($name, $info) = each %$res) {
		3294	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;	3296	my $data;
3077		3297
3078	if ($info->{type} & 1) {	3298	if ($info->{type} & 1) {
3079	# prepend meta info	3299	# prepend meta info
3080		3300
3081	my $meta = $enc->encode ({	3301	my $meta = $enc->encode ({
3082	name => $name,	3302	name => $name,
3083	%{ $info->{meta} || {} },	3303	%{ $info->{meta} || {} },
3084	});	3304	});
3085		3305
3086	$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};
3087	} else {	3313	} else {
3088	$data = $info->{data};	3314	$RESOURCE{$name} = $info;
3089	}	3315	}
3090		3316
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3317	cf::cede_to_tick;
3095	}	3318	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3319	}
		3320
		3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3322
3116	1	3323	1
3117	}	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	});
3118		3345
3119	register_exticmd fx_want => sub {	3346	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3347	my ($ns, $want) = @_;
3121		3348
3122	while (my ($k, $v) = each %$want) {	3349	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3350	$ns->fx_want ($k, $v);
3124	}	3351	}
3125	};	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	}
3126		3363
3127	sub reload_regions {	3364	sub reload_regions {
3128	# 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
3129	# for this (global event?)	3366	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3367	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3381	}
3145		3382
3146	sub reload_archetypes {	3383	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3384	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3385	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3386	}
3155		3387
3156	sub reload_treasures {	3388	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3389	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3390	or die "unable to load treasurelists\n";
3159	}	3391	}
3160		3392
3161	sub reload_resources {	3393	sub reload_resources {
3162	warn "reloading resource files...\n";	3394	warn "reloading resource files...\n";
3163		3395
		3396	reload_facedata;
		3397	reload_archetypes;
3164	reload_regions;	3398	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3399	reload_treasures;
3169		3400
3170	warn "finished reloading resource files\n";	3401	warn "finished reloading resource files\n";
3171	}	3402	}
3172		3403
3173	sub init {	3404	sub init {
		3405	my $guard = freeze_mainloop;
		3406
		3407	evthread_start IO::AIO::poll_fileno;
		3408
3174	reload_resources;	3409	reload_resources;
3175	}	3410	}
3176		3411
3177	sub reload_config {	3412	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3413	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3414	or return;
3180		3415
3181	local $/;	3416	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3417	*CFG = YAML::Load <$fh>;
3183		3418
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3420
3186	$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};
3187	$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};
…		…
3199	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
3201	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#
3202	(async {	3437	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3439	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
3206	};	3441	};
3207		3442
		3443	{
		3444	my $guard = freeze_mainloop;
3208	reload_config;	3445	reload_config;
3209	db_init;	3446	db_init;
3210	load_extensions;	3447	load_extensions;
3211		3448
3212	$TICK_WATCHER->start;	3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450	}
		3451
3213	Event::loop;	3452	EV::loop;
3214	}	3453	}
3215		3454
3216	#############################################################################	3455	#############################################################################
3217	# initialisation and cleanup	3456	# initialisation and cleanup
3218		3457
3219	# install some emergency cleanup handlers	3458	# install some emergency cleanup handlers
3220	BEGIN {	3459	BEGIN {
		3460	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3461	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3463	cf::cleanup "SIG$signal";
3229	},
3230	);	3464	};
3231	}	3465	}
3232	}	3466	}
3233		3467
3234	sub write_runtime {	3468	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3469	my $runtime = "$LOCALDIR/runtime";
3236		3470
3237	# first touch the runtime file to show we are still running:	3471	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3472	# the fsync below can take a very very long time.
3239		3473
…		…
3265	and return;	3499	and return;
3266		3500
3267	warn "runtime file written.\n";	3501	warn "runtime file written.\n";
3268		3502
3269	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 };
3270	}	3547	}
3271		3548
3272	sub emergency_save() {	3549	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3274		3551
…		…
3296	warn "end emergency map save\n";	3573	warn "end emergency map save\n";
3297		3574
3298	warn "begin emergency database checkpoint\n";	3575	warn "begin emergency database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3576	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3577	warn "end emergency database checkpoint\n";
		3578
		3579	warn "begin write uuid\n";
		3580	write_uuid_sync 1;
		3581	warn "end write uuid\n";
3301	};	3582	};
3302		3583
3303	warn "leave emergency perl save\n";	3584	warn "leave emergency perl save\n";
3304	}	3585	}
3305		3586
…		…
3307	my ($make_core) = @_;	3588	my ($make_core) = @_;
3308		3589
3309	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	3591	if $make_core;
3311	}	3592	}
		3593
		3594	# a safer delete_package, copied from Symbol
		3595	sub clear_package($) {
		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 $RELOAD; # how many times to reload
3312		3621
3313	sub do_reload_perl() {	3622	sub do_reload_perl() {
3314	# can/must only be called in main	3623	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3624	if ($Coro::current != $Coro::main) {
3316	warn "can only reload from main coroutine";	3625	warn "can only reload from main coroutine";
3317	return;	3626	return;
3318	}	3627	}
3319		3628
		3629	return if $RELOAD++;
		3630
		3631	while ($RELOAD) {
3320	warn "reloading...";	3632	warn "reloading...";
3321		3633
3322	warn "entering sync_job";	3634	warn "entering sync_job";
3323		3635
3324	cf::sync_job {	3636	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3326	cf::emergency_save;	3638	cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3328		3640
3329	warn "syncing database to disk";	3641	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3642	BDB::db_env_txn_checkpoint $DB_ENV;
3331		3643
3332	# 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
3333		3645
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";	3646	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;	3647	while (IO::AIO::nreqs || BDB::nreqs) {
3345	warn "iterate...";	3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();
3353
3354	warn "removing commands";
3355	%COMMAND = ();
3356
3357	warn "removing ext/exti commands";
3358	%EXTCMD = ();
3359	%EXTICMD = ();
3360
3361	warn "unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";
3364
3365	if (my $cb = $pkg->can ("unload")) {
3366	eval {
3367	$cb->($pkg);
3368	1
3369	} or warn "$pkg unloaded, but with errors: $@";
3370	}	3649	}
3371		3650
3372	warn "... nuking $pkg";	3651	warn "cancelling all extension coros";
3373	Symbol::delete_package $pkg;	3652	$_->cancel for values %EXT_CORO;
3374	}	3653	%EXT_CORO = ();
3375		3654
3376	warn "unloading all perl modules loaded from $LIBDIR";	3655	warn "removing commands";
3377	while (my ($k, $v) = each %INC) {	3656	%COMMAND = ();
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3657
		3658	warn "removing ext/exti commands";
		3659	%EXTCMD = ();
		3660	%EXTICMD = ();
		3661
		3662	warn "unloading/nuking all extensions";
		3663	for my $pkg (@EXTS) {
3380	warn "... unloading $k";	3664	warn "... unloading $pkg";
3381	delete $INC{$k};
3382		3665
3383	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;
3385
3386	if (my $cb = $k->can ("unload_module")) {	3666	if (my $cb = $pkg->can ("unload")) {
		3667	eval {
3387	$cb->();	3668	$cb->($pkg);
		3669	1
		3670	} or warn "$pkg unloaded, but with errors: $@";
		3671	}
		3672
		3673	warn "... clearing $pkg";
		3674	clear_package $pkg;
3388	}	3675	}
3389		3676
3390	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 $k;
3391	}	3692	}
3392		3693
3393	warn "getting rid of safe::, as good as possible";	3694	warn "getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3695	clear_package "safe::$_"
3395	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);
3396		3697
3397	warn "unloading cf.pm \"a bit\"";	3698	warn "unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3699	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3700	delete $INC{"cf/pod.pm"};
3400		3701
3401	# don't, removes xs symbols, too,	3702	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3703	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3704	#clear_package __PACKAGE__;
3404		3705
3405	warn "unload completed, starting to reload now";	3706	warn "unload completed, starting to reload now";
3406		3707
3407	warn "reloading cf.pm";	3708	warn "reloading cf.pm";
3408	require cf;	3709	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3410		3711
3411	warn "loading config and database again";	3712	warn "loading config and database again";
3412	cf::reload_config;	3713	cf::reload_config;
3413		3714
3414	warn "loading extensions";	3715	warn "loading extensions";
3415	cf::load_extensions;	3716	cf::load_extensions;
3416		3717
3417	warn "reattaching attachments to objects/players";	3718	warn "reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3719	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3720	warn "reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3721	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3722	warn "reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3723	reattach $_ for values %PLAYER;
3423		3724
3424	warn "leaving sync_job";	3725	warn "leaving sync_job";
3425		3726
3426	1	3727	1
3427	} or do {	3728	} or do {
3428	warn $@;	3729	warn $@;
3429	warn "error while reloading, exiting.";	3730	cf::cleanup "error while reloading, exiting.";
3430	exit 1;
3431	};	3731	};
3432		3732
3433	warn "reloaded";	3733	warn "reloaded";
		3734	--$RELOAD;
		3735	}
3434	};	3736	};
3435		3737
3436	our $RELOAD_WATCHER; # used only during reload	3738	our $RELOAD_WATCHER; # used only during reload
3437		3739
3438	sub reload_perl() {	3740	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	3741	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	3742	# coro crashes during coro_state_free->destroy here.
3441		3743
3442	$RELOAD_WATCHER ||= Event->timer (	3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3443	reentrant => 0,
3444	after => 0,
3445	data => WF_AUTOCANCEL,
3446	cb => sub {
3447	do_reload_perl;	3745	do_reload_perl;
3448	undef $RELOAD_WATCHER;	3746	undef $RELOAD_WATCHER;
3449	},
3450	);	3747	};
3451	}	3748	}
3452		3749
3453	register_command "reload" => sub {	3750	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	3751	my ($who, $arg) = @_;
3455		3752
…		…
3468		3765
3469	our @WAIT_FOR_TICK;	3766	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	3767	our @WAIT_FOR_TICK_BEGIN;
3471		3768
3472	sub wait_for_tick {	3769	sub wait_for_tick {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3475		3771
3476	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	3773	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	3774	$signal->wait;
3479	}	3775	}
3480		3776
3481	sub wait_for_tick_begin {	3777	sub wait_for_tick_begin {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	3778	return if tick_inhibit || $Coro::current == $Coro::main;
3484		3779
3485	my $signal = new Coro::Signal;	3780	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	3781	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	3782	$signal->wait;
3488	}	3783	}
3489		3784
3490	$TICK_WATCHER = Event->timer (	3785	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	3786	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	3788	unless ++$bug_warning > 10;
3500	return;	3789	return;
3501	}	3790	}
3502		3791
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	3792	cf::server_tick; # one server iteration
3506		3793
3507	$RUNTIME += $TICK;
3508	$NEXT_TICK += $TICK;
3509
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	3796	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	3797	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	3798	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	3799	or warn "ERROR: unable to write runtime file: $!";
3516	};
3517	}	3800	};
		3801	}
3518		3802
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	3804	$sig->send;
3521	}	3805	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	3806	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	3807	$sig->send;
3524	}	3808	}
3525		3809
3526	$NOW = Event::time;	3810	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		3812
3537	_post_tick;	3813	if (0) {
		3814	if ($NEXT_TICK) {
		3815	my $jitter = $TICK_START - $NEXT_TICK;
		3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3817	warn "jitter $JITTER\n";#d#
		3818	}
3538	},	3819	}
3539	);	3820	}
3540		3821
3541	{	3822	{
		3823	# configure BDB
		3824
3542	BDB::min_parallel 8;	3825	BDB::min_parallel 8;
3543	BDB::max_poll_time $TICK * 0.1;	3826	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	3827	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		3828
3568	unless ($DB_ENV) {	3829	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	3830	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3831	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| 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;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3834	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3835	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		3836
3575	cf::sync_job {	3837	cf::sync_job {
3576	eval {	3838	eval {
…		…
3586		3848
3587	cf::cleanup "db_env_open(db): $@" if $@;	3849	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	3850	};
3589	}	3851	}
3590		3852
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	3853	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	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 { };
3599	},
3600	);	3855	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	3856	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3857	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	3858	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	3859	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3860	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	3861	};
3621	}	3862	}
3622		3863
3623	{	3864	{
		3865	# configure IO::AIO
		3866
3624	IO::AIO::min_parallel 8;	3867	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	3868	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	3869	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	3870	}
3637		3871
3638	my $_log_backtrace;	3872	my $_log_backtrace;
3639		3873
3640	sub _log_backtrace {	3874	sub _log_backtrace {

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