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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.385 by root, Fri Oct 12 19:13:26 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 Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	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, 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	return 1;#d#	1083	++$SLOW_MERGES;#d#
977		1084
978	#todo#d# kill yourself and do some recursive checking manually without storable	1085	# we do the slow way here
979	sync_job {	1086	return _object_equal $ob1, $ob2
980	my $guard = Coro::Storable::guard;
981	local $Storable::canonical = 1;
982	my $fob1 = Storable::freeze $ob1;
983	my $fob2 = Storable::freeze $ob2;
984	$fob1 eq $fob2
985	}
986	}	1087	}
987		1088
988	sub reattach {	1089	sub reattach {
989	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
990	my ($obj) = @_;	1091	my ($obj) = @_;
991		1092
		1093	# no longer needed after getting rid of delete_package?
992	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
993		1095
994	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
995		1097
996	@$registry = ();	1098	@$registry = ();
997		1099
…		…
1012	cf::attachable->attach (	1114	cf::attachable->attach (
1013	prio => -1000000,	1115	prio => -1000000,
1014	on_instantiate => sub {	1116	on_instantiate => sub {
1015	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1016		1118
1017	$data = from_json $data;	1119	$data = decode_json $data;
1018		1120
1019	for (@$data) {	1121	for (@$data) {
1020	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1021		1123
1022	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1043	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1044	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1045	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1046		1148
1047	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1049	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1051	close $fh;	1153	aio_close $fh;
1052		1154
1053	if (@$objs) {	1155	if (@$objs) {
1054	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) {
1055	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1056	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1057	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1058	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1059	close $fh;	1161	aio_close $fh;
1060	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1061	}	1163	}
1062	} else {	1164	} else {
1063	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1064	}	1166	}
…		…
1092		1194
1093	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1094	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1095	or return;	1197	or return;
1096		1198
1097	my $st = eval { Coro::Storable::thaw $av }	1199	my $st = eval { Coro::Storable::thaw $av };
1098	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099	$av = $st->{objs};	1200	$av = $st->{objs};
1100	}	1201	}
1101		1202
1102	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1103	warn sprintf "loading %s (%d,%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
…		…
1234		1335
1235	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1236	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1237		1338
1238	$ext{source} =	1339	$ext{source} =
1239	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1240	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1241	. $source	1342	. $source
1242	. "\n};\n1";	1343	. "\n};\n1";
1243		1344
1244	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1260	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1261	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1262		1363
1263	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1264	warn $msg;	1365	warn $msg;
1265	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1266	exit 1;
1267	}	1367	}
1268		1368
1269	warn $msg;	1369	warn $msg;
1270	}	1370	}
1271		1371
…		…
1360	my $f = new_from_file cf::object::thawer path $login	1460	my $f = new_from_file cf::object::thawer path $login
1361	or return;	1461	or return;
1362		1462
1363	my $pl = cf::player::load_pl $f	1463	my $pl = cf::player::load_pl $f
1364	or return;	1464	or return;
		1465
1365	local $cf::PLAYER_LOADING{$login} = $pl;	1466	local $cf::PLAYER_LOADING{$login} = $pl;
1366	$f->resolve_delayed_derefs;	1467	$f->resolve_delayed_derefs;
1367	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1368	}	1469	}
1369	}	1470	}
…		…
1379		1480
1380	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1381		1482
1382	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1383	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
		1485
		1486	cf::get_slot 0.01;
1384		1487
1385	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1386	cf::cede_to_tick;	1489	cf::cede_to_tick;
1387	}	1490	}
1388		1491
…		…
1424	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1425	$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
1426		1529
1427	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1428	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1429	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1430	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1431		1536
1432	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1433	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1472		1577
1473	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
1474	my $path = path $login;	1579	my $path = path $login;
1475		1580
1476	# a .pst is a dead give-away for a valid player	1581	# a .pst is a dead give-away for a valid player
1477	unless (-e "$path.pst") {	1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1478	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1479	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1480	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
1481	}	1587	}
1482		1588
…		…
1519		1625
1520	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1521		1627
1522	=cut	1628	=cut
1523		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
1524	sub expand_cfpod {	1641	sub expand_cfpod {
1525	((my $self), (local $_)) = @_;	1642	my ($self, $pod) = @_;
1526		1643
1527	# escape & and <	1644	my $xml;
1528	s/&/&amp;/g;
1529	s/(?<![BIUGHT])</&lt;/g;
1530		1645
1531	# this is buggy, it needs to properly take care of nested <'s	1646	while () {
		1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1648	$group = $1;
1532		1649
1533	1 while	1650	$group =~ s/&/&amp;/g;
1534	# replace B<>, I<>, U<> etc.	1651	$group =~ s/</&lt;/g;
1535	s/B<([^\>]*)>/<b>$1<\/b>/	1652
1536	|| s/I<([^\>]*)>/<i>$1<\/i>/	1653	$xml .= $group;
1537	|| s/U<([^\>]*)>/<u>$1<\/u>/	1654	} elsif ($pod =~ m%\G
1538	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1655	([BCGHITU])
1539	# replace G<male|female> tags	1656	<
1540	|| s{G<([^>|]*)\|([^>]*)>}{	1657	(?:
1541	$self->gender ? $2 : $1	1658	([^<>]*) (?{ $group = $^N })
1542	}ge	1659	| < $interior >
1543	# replace H<hint text>	1660	)
1544	|| s{H<([^\>]*)>}	1661	>
		1662	%gcsx
1545	{	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") {
1546	("<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>",
1547	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1548	"")	1683	"")
1549	[$self->{hintmode}]	1684	[$self->{hintmode}];
		1685	} else {
		1686	$xml .= "error processing '$code($data)' directive";
1550	}ge;	1687	}
		1688	} else {
		1689	if ($pod =~ /\G(.+)/) {
		1690	warn "parse error while expanding $pod (at $1)";
		1691	}
		1692	last;
		1693	}
		1694	}
1551		1695
		1696	for ($xml) {
1552	# create single paragraphs (very hackish)	1697	# create single paragraphs (very hackish)
1553	s/(?<=\S)\n(?=\w)/ /g;	1698	s/(?<=\S)\n(?=\w)/ /g;
1554		1699
1555	# compress some whitespace	1700	# compress some whitespace
1556	s/\s+\n/\n/g; # ws line-ends	1701	s/\s+\n/\n/g; # ws line-ends
1557	s/\n\n+/\n/g; # double lines	1702	s/\n\n+/\n/g; # double lines
1558	s/^\n+//; # beginning lines	1703	s/^\n+//; # beginning lines
1559	s/\n+$//; # ending lines	1704	s/\n+$//; # ending lines
		1705	}
1560		1706
1561	$_	1707	$xml
1562	}	1708	}
		1709
		1710	no re 'eval';
1563		1711
1564	sub hintmode {	1712	sub hintmode {
1565	$_[0]{hintmode} = $_[1] if @_ > 1;	1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1566	$_[0]{hintmode}	1714	$_[0]{hintmode}
1567	}	1715	}
…		…
1639	our $MAX_RESET = 3600;	1787	our $MAX_RESET = 3600;
1640	our $DEFAULT_RESET = 3000;	1788	our $DEFAULT_RESET = 3000;
1641		1789
1642	sub generate_random_map {	1790	sub generate_random_map {
1643	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
1644	# mit "rum" bekleckern, nicht	1795	# mit "rum" bekleckern, nicht
1645	$self->_create_random_map (	1796	$self->_create_random_map (
1646	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1647	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1648	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1770		1921
1771	# the temporary/swap location	1922	# the temporary/swap location
1772	sub save_path {	1923	sub save_path {
1773	my ($self) = @_;	1924	my ($self) = @_;
1774		1925
1775	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1776	"$TMPDIR/$path.map"	1927	"$TMPDIR/$path.map"
1777	}	1928	}
1778		1929
1779	# the unique path, undef == no special unique path	1930	# the unique path, undef == no special unique path
1780	sub uniq_path {	1931	sub uniq_path {
1781	my ($self) = @_;	1932	my ($self) = @_;
1782		1933
1783	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1784	"$UNIQUEDIR/$path"	1935	"$UNIQUEDIR/$path"
1785	}	1936	}
1786		1937
1787	# and all this just because we cannot iterate over	1938	# and all this just because we cannot iterate over
1788	# all maps in C++...	1939	# all maps in C++...
…		…
1886		2037
1887	cf::lock_wait "map_data:$path";#d#remove	2038	cf::lock_wait "map_data:$path";#d#remove
1888	cf::lock_wait "map_find:$path";	2039	cf::lock_wait "map_find:$path";
1889		2040
1890	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1891	my $guard1 = cf::lock_acquire "map_find:$path";
1892	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";
1893		2044
1894	my $map = new_from_path cf::map $path	2045	my $map = new_from_path cf::map $path
1895	or return;	2046	or return;
1896		2047
1897	$map->{last_save} = $cf::RUNTIME;	2048	$map->{last_save} = $cf::RUNTIME;
…		…
1900	or return;	2051	or return;
1901		2052
1902	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2053	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1903	# doing this can freeze the server in a sync job, obviously	2054	# doing this can freeze the server in a sync job, obviously
1904	#$cf::WAIT_FOR_TICK->wait;	2055	#$cf::WAIT_FOR_TICK->wait;
		2056	undef $guard2;
1905	undef $guard1;	2057	undef $guard1;
1906	undef $guard2;
1907	$map->reset;	2058	$map->reset;
1908	return find $path;	2059	return find $path;
1909	}	2060	}
1910		2061
1911	$cf::MAP{$path} = $map	2062	$cf::MAP{$path} = $map
…		…
1938	my $f = new_from_file cf::object::thawer $self->{load_path};	2089	my $f = new_from_file cf::object::thawer $self->{load_path};
1939	$f->skip_block;	2090	$f->skip_block;
1940	$self->_load_objects ($f)	2091	$self->_load_objects ($f)
1941	or return;	2092	or return;
1942		2093
1943	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2094	$self->post_load_original
1944	if delete $self->{load_original};	2095	if delete $self->{load_original};
1945		2096
1946	if (my $uniq = $self->uniq_path) {	2097	if (my $uniq = $self->uniq_path) {
1947	utf8::encode $uniq;	2098	utf8::encode $uniq;
1948	unless (aio_stat $uniq) {	2099	unless (aio_stat $uniq) {
…		…
1974	}	2125	}
1975		2126
1976	$self->{last_save} = $cf::RUNTIME;	2127	$self->{last_save} = $cf::RUNTIME;
1977	$self->last_access ($cf::RUNTIME);	2128	$self->last_access ($cf::RUNTIME);
1978		2129
1979	$self->in_memory (cf::MAP_IN_MEMORY);	2130	$self->in_memory (cf::MAP_ACTIVE);
1980	}	2131	}
1981		2132
1982	$self->post_load;	2133	$self->post_load;
1983	}	2134	}
1984		2135
…		…
2042	my ($path, $origin, $load) = @_;	2193	my ($path, $origin, $load) = @_;
2043		2194
2044	$path = normalise $path, $origin && $origin->{path};	2195	$path = normalise $path, $origin && $origin->{path};
2045		2196
2046	if (my $map = $cf::MAP{$path}) {	2197	if (my $map = $cf::MAP{$path}) {
2047	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2048	}	2199	}
2049		2200
2050	$MAP_PREFETCH{$path} |= $load;	2201	$MAP_PREFETCH{$path} |= $load;
2051		2202
2052	$MAP_PREFETCHER ||= cf::async {	2203	$MAP_PREFETCHER ||= cf::async {
…		…
2089	cf::async {	2240	cf::async {
2090	$Coro::current->{desc} = "map player save";	2241	$Coro::current->{desc} = "map player save";
2091	$_->contr->save for $self->players;	2242	$_->contr->save for $self->players;
2092	};	2243	};
2093		2244
		2245	cf::get_slot 0.02;
		2246
2094	if ($uniq) {	2247	if ($uniq) {
2095	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2096	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2249	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2097	} else {	2250	} else {
2098	$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);
…		…
2106	$self->save;	2259	$self->save;
2107		2260
2108	my $lock = cf::lock_acquire "map_data:$self->{path}";	2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
2109		2262
2110	return if $self->players;	2263	return if $self->players;
2111	return if $self->in_memory != cf::MAP_IN_MEMORY;	2264	return if $self->in_memory != cf::MAP_ACTIVE;
2112	return if $self->{deny_save};	2265	return if $self->{deny_save};
2113		2266
2114	$self->in_memory (cf::MAP_SWAPPED);	2267	$self->in_memory (cf::MAP_SWAPPED);
2115		2268
2116	$self->deactivate;	2269	$self->deactivate;
…		…
2234		2387
2235	sub unique_maps() {	2388	sub unique_maps() {
2236	[	2389	[
2237	map {	2390	map {
2238	utf8::decode $_;	2391	utf8::decode $_;
2239	/\.map$/	2392	s/\.map$//; # TODO future compatibility hack
		2393	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2394	? ()
2240	? normalise $_	2395	: normalise $_
2241	: ()
2242	} @{ aio_readdir $UNIQUEDIR or [] }	2396	} @{ aio_readdir $UNIQUEDIR or [] }
2243	]	2397	]
2244	}	2398	}
2245		2399
2246	package cf;
2247
2248	=back	2400	=back
2249		2401
2250	=head3 cf::object	2402	=head3 cf::object
2251		2403
2252	=cut	2404	=cut
…		…
2255		2407
2256	=over 4	2408	=over 4
2257		2409
2258	=item $ob->inv_recursive	2410	=item $ob->inv_recursive
2259		2411
2260	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.
2261		2414
2262	=cut	2415	=cut
2263		2416
2264	sub inv_recursive_;	2417	sub inv_recursive_;
2265	sub inv_recursive_ {	2418	sub inv_recursive_ {
…		…
2270	inv_recursive_ inv $_[0]	2423	inv_recursive_ inv $_[0]
2271	}	2424	}
2272		2425
2273	=item $ref = $ob->ref	2426	=item $ref = $ob->ref
2274		2427
2275	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.
2276		2429
2277	=item $ob = cf::object::deref ($refstring)	2430	=item $ob = cf::object::deref ($refstring)
2278		2431
2279	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,
2280	even if the object actually exists. May block.	2433	even if the object actually exists. May block.
…		…
2312	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
2313	dialogue with the given NPC character.	2466	dialogue with the given NPC character.
2314		2467
2315	=cut	2468	=cut
2316		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
2317	# rough implementation of a future "reply" method that works	2484	# rough implementation of a future "reply" method that works
2318	# with dialog boxes.	2485	# with dialog boxes.
2319	#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
2320	sub cf::object::player::reply($$$;$) {	2487	sub cf::object::player::reply($$$;$) {
2321	my ($self, $npc, $msg, $flags) = @_;	2488	my ($self, $npc, $msg, $flags) = @_;
…		…
2332	my $dialog = $pl->{npc_dialog};	2499	my $dialog = $pl->{npc_dialog};
2333	$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));
2334		2501
2335	} else {	2502	} else {
2336	$msg = $npc->name . " says: $msg" if $npc;	2503	$msg = $npc->name . " says: $msg" if $npc;
2337	$self->message ($msg, $flags);	2504	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2338	}	2505	}
2339	}	2506	}
2340	}	2507	}
2341		2508
2342	=item $object->send_msg ($channel, $msg, $color, [extra...])	2509	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2449	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
2450	her, loading and preparing them map, calling the provided $check callback	2617	her, loading and preparing them map, calling the provided $check callback
2451	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
2452	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
2453	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 >>.
2454		2624
2455	=cut	2625	=cut
2456		2626
2457	our $GOTOGEN;	2627	our $GOTOGEN;
2458		2628
…		…
2537	}	2707	}
2538		2708
2539	sub prepare_random_map {	2709	sub prepare_random_map {
2540	my ($exit) = @_;	2710	my ($exit) = @_;
2541		2711
2542	my $guard = cf::lock_acquire "exit_prepare:$exit";
2543
2544	# all this does is basically replace the /! path by	2712	# all this does is basically replace the /! path by
2545	# a new random map path (?random/...) with a seed	2713	# a new random map path (?random/...) with a seed
2546	# that depends on the exit object	2714	# that depends on the exit object
2547		2715
2548	my $rmp = parse_random_map_params $exit->msg;	2716	my $rmp = parse_random_map_params $exit->msg;
…		…
2550	if ($exit->map) {	2718	if ($exit->map) {
2551	$rmp->{region} = $exit->region->name;	2719	$rmp->{region} = $exit->region->name;
2552	$rmp->{origin_map} = $exit->map->path;	2720	$rmp->{origin_map} = $exit->map->path;
2553	$rmp->{origin_x} = $exit->x;	2721	$rmp->{origin_x} = $exit->x;
2554	$rmp->{origin_y} = $exit->y;	2722	$rmp->{origin_y} = $exit->y;
		2723
		2724	$exit->map->touch;
2555	}	2725	}
2556		2726
2557	$rmp->{random_seed} ||= $exit->random_seed;	2727	$rmp->{random_seed} ||= $exit->random_seed;
2558		2728
2559	my $data = cf::to_json $rmp;	2729	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2560	my $md5 = Digest::MD5::md5_hex $data;	2730	my $md5 = Digest::MD5::md5_hex $data;
2561	my $meta = "$RANDOMDIR/$md5.meta";	2731	my $meta = "$RANDOMDIR/$md5.meta";
2562		2732
2563	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2733	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2564	aio_write $fh, 0, (length $data), $data, 0;	2734	aio_write $fh, 0, (length $data), $data, 0;
2565	undef $fh;	2735	undef $fh;
2566	aio_rename "$meta~", $meta;	2736	aio_rename "$meta~", $meta;
2567		2737
		2738	my $slaying = "?random/$md5";
		2739
		2740	if ($exit->valid) {
2568	$exit->slaying ("?random/$md5");	2741	$exit->slaying ("?random/$md5");
2569	$exit->msg (undef);	2742	$exit->msg (undef);
		2743	}
2570	}	2744	}
2571	}	2745	}
2572		2746
2573	sub cf::object::player::enter_exit {	2747	sub cf::object::player::enter_exit {
2574	my ($self, $exit) = @_;	2748	my ($self, $exit) = @_;
2575		2749
2576	return unless $self->type == cf::PLAYER;	2750	return unless $self->type == cf::PLAYER;
2577		2751
2578	if ($exit->slaying eq "/!") {
2579	#TODO: this should de-fi-ni-te-ly not be a sync-job
2580	# the problem is that $exit might not survive long enough
2581	# so it needs to be done right now, right here
2582	cf::sync_job { prepare_random_map $exit };
2583	}
2584
2585	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2586	my $hp = $exit->stats->hp;
2587	my $sp = $exit->stats->sp;
2588
2589	$self->enter_link;	2752	$self->enter_link;
2590		2753
2591	# if exit is damned, update players death & WoR home-position
2592	$self->contr->savebed ($slaying, $hp, $sp)
2593	if $exit->flag (FLAG_DAMNED);
2594
2595	(async {	2754	(async {
2596	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2755	$Coro::current->{desc} = "enter_exit";
2597		2756
2598	$self->deactivate_recursive; # just to be sure
2599	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
2600	$self->goto ($slaying, $hp, $sp);	2772	$self->goto ($map, $x, $y);
2601		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
2602	1;	2778	1
2603	}) {	2779	}) {
2604	$self->message ("Something went wrong deep within the crossfire server. "	2780	$self->message ("Something went wrong deep within the crossfire server. "
2605	. "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. "
2606	. "Please report this to the dungeon master!",	2782	. "Please report this to the dungeon master!",
2607	cf::NDI_UNIQUE | cf::NDI_RED);	2783	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2637	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
2638	the message unless the client supports the msg packet.	2814	the message unless the client supports the msg packet.
2639		2815
2640	=cut	2816	=cut
2641		2817
		2818	# non-persistent channels (usually the info channel)
2642	our %CHANNEL = (	2819	our %CHANNEL = (
2643	"c/identify" => {	2820	"c/identify" => {
2644	id => "infobox",	2821	id => "infobox",
2645	title => "Identify",	2822	title => "Identify",
2646	reply => undef,	2823	reply => undef,
…		…
2650	id => "infobox",	2827	id => "infobox",
2651	title => "Examine",	2828	title => "Examine",
2652	reply => undef,	2829	reply => undef,
2653	tooltip => "Signs and other items you examined",	2830	tooltip => "Signs and other items you examined",
2654	},	2831	},
		2832	"c/book" => {
		2833	id => "infobox",
		2834	title => "Book",
		2835	reply => undef,
		2836	tooltip => "The contents of a note or book",
		2837	},
2655	"c/lookat" => {	2838	"c/lookat" => {
2656	id => "infobox",	2839	id => "infobox",
2657	title => "Look",	2840	title => "Look",
2658	reply => undef,	2841	reply => undef,
2659	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",
2660	},	2873	},
2661	);	2874	);
2662		2875
2663	sub cf::client::send_msg {	2876	sub cf::client::send_msg {
2664	my ($self, $channel, $msg, $color, @extra) = @_;	2877	my ($self, $channel, $msg, $color, @extra) = @_;
…		…
2902		3115
2903	The following functions and methods are available within a safe environment:	3116	The following functions and methods are available within a safe environment:
2904		3117
2905	cf::object	3118	cf::object
2906	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
2907	insert remove name archname title slaying race decrease_ob_nr	3120	insert remove name archname title slaying race decrease split
2908		3121
2909	cf::object::player	3122	cf::object::player
2910	player	3123	player
2911		3124
2912	cf::player	3125	cf::player
…		…
2917		3130
2918	=cut	3131	=cut
2919		3132
2920	for (	3133	for (
2921	["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
2922	insert remove inv name archname title slaying race	3135	insert remove inv nrof name archname title slaying race
2923	decrease_ob_nr destroy)],	3136	decrease split destroy change_exp)],
2924	["cf::object::player" => qw(player)],	3137	["cf::object::player" => qw(player)],
2925	["cf::player" => qw(peaceful)],	3138	["cf::player" => qw(peaceful)],
2926	["cf::map" => qw(trigger)],	3139	["cf::map" => qw(trigger)],
2927	) {	3140	) {
2928	no strict 'refs';	3141	no strict 'refs';
…		…
3033	{	3246	{
3034	my $faces = $facedata->{faceinfo};	3247	my $faces = $facedata->{faceinfo};
3035		3248
3036	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
3037	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3251
3038	cf::face::set_visibility $idx, $info->{visibility};	3252	cf::face::set_visibility $idx, $info->{visibility};
3039	cf::face::set_magicmap $idx, $info->{magicmap};	3253	cf::face::set_magicmap $idx, $info->{magicmap};
3040	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};
3041	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};
3042		3256
3043	cf::cede_to_tick;	3257	cf::cede_to_tick;
3044	}	3258	}
3045		3259
3046	while (my ($face, $info) = each %$faces) {	3260	while (my ($face, $info) = each %$faces) {
3047	next unless $info->{smooth};	3261	next unless $info->{smooth};
		3262
3048	my $idx = cf::face::find $face	3263	my $idx = cf::face::find $face
3049	or next;	3264	or next;
		3265
3050	if (my $smooth = cf::face::find $info->{smooth}) {	3266	if (my $smooth = cf::face::find $info->{smooth}) {
3051	cf::face::set_smooth $idx, $smooth;	3267	cf::face::set_smooth $idx, $smooth;
3052	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3053	} else {	3269	} else {
3054	warn "smooth face '$info->{smooth}' not found for face '$face'";	3270	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3072	{	3288	{
3073	# TODO: for gcfclient pleasure, we should give resources	3289	# TODO: for gcfclient pleasure, we should give resources
3074	# that gcfclient doesn't grok a >10000 face index.	3290	# that gcfclient doesn't grok a >10000 face index.
3075	my $res = $facedata->{resource};	3291	my $res = $facedata->{resource};
3076		3292
3077	my $soundconf = delete $res->{"res/sound.conf"};
3078
3079	while (my ($name, $info) = each %$res) {	3293	while (my ($name, $info) = each %$res) {
		3294	if (defined $info->{type}) {
3080	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3081	my $data;	3296	my $data;
3082		3297
3083	if ($info->{type} & 1) {	3298	if ($info->{type} & 1) {
3084	# prepend meta info	3299	# prepend meta info
3085		3300
3086	my $meta = $enc->encode ({	3301	my $meta = $enc->encode ({
3087	name => $name,	3302	name => $name,
3088	%{ $info->{meta} || {} },	3303	%{ $info->{meta} || {} },
3089	});	3304	});
3090		3305
3091	$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};
3092	} else {	3313	} else {
3093	$data = $info->{data};	3314	$RESOURCE{$name} = $info;
3094	}	3315	}
3095		3316
3096	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3097	cf::face::set_type $idx, $info->{type};
3098
3099	cf::cede_to_tick;	3317	cf::cede_to_tick;
3100	}	3318	}
3101
3102	if ($soundconf) {
3103	$soundconf = $enc->decode (delete $soundconf->{data});
3104
3105	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3106	my $sound = $soundconf->{compat}[$_]
3107	or next;
3108
3109	my $face = cf::face::find "sound/$sound->[1]";
3110	cf::sound::set $sound->[0] => $face;
3111	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3112	}
3113
3114	while (my ($k, $v) = each %{$soundconf->{event}}) {
3115	my $face = cf::face::find "sound/$v";
3116	cf::sound::set $k => $face;
3117	}
3118	}
3119	}	3319	}
		3320
		3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3120		3322
3121	1	3323	1
3122	}	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	});
3123		3345
3124	register_exticmd fx_want => sub {	3346	register_exticmd fx_want => sub {
3125	my ($ns, $want) = @_;	3347	my ($ns, $want) = @_;
3126		3348
3127	while (my ($k, $v) = each %$want) {	3349	while (my ($k, $v) = each %$want) {
3128	$ns->fx_want ($k, $v);	3350	$ns->fx_want ($k, $v);
3129	}	3351	}
3130	};	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	}
3131		3363
3132	sub reload_regions {	3364	sub reload_regions {
3133	# 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
3134	# for this (global event?)	3366	# for this (global event?)
3135	%ext::player_env::MUSIC_FACE_CACHE = ();	3367	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3149	}	3381	}
3150		3382
3151	sub reload_archetypes {	3383	sub reload_archetypes {
3152	load_resource_file "$DATADIR/archetypes"	3384	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";	3385	or die "unable to load archetypes\n";
3154	#d# NEED to laod twice to resolve forward references
3155	# this really needs to be done in an extra post-pass
3156	# (which needs to be synchronous, so solve it differently)
3157	load_resource_file "$DATADIR/archetypes"
3158	or die "unable to load archetypes\n";
3159	}	3386	}
3160		3387
3161	sub reload_treasures {	3388	sub reload_treasures {
3162	load_resource_file "$DATADIR/treasures"	3389	load_resource_file "$DATADIR/treasures"
3163	or die "unable to load treasurelists\n";	3390	or die "unable to load treasurelists\n";
3164	}	3391	}
3165		3392
3166	sub reload_resources {	3393	sub reload_resources {
3167	warn "reloading resource files...\n";	3394	warn "reloading resource files...\n";
3168		3395
		3396	reload_facedata;
		3397	reload_archetypes;
3169	reload_regions;	3398	reload_regions;
3170	reload_facedata;
3171	#reload_archetypes;#d#
3172	reload_archetypes;
3173	reload_treasures;	3399	reload_treasures;
3174		3400
3175	warn "finished reloading resource files\n";	3401	warn "finished reloading resource files\n";
3176	}	3402	}
3177		3403
3178	sub init {	3404	sub init {
		3405	my $guard = freeze_mainloop;
		3406
		3407	evthread_start IO::AIO::poll_fileno;
		3408
3179	reload_resources;	3409	reload_resources;
3180	}	3410	}
3181		3411
3182	sub reload_config {	3412	sub reload_config {
3183	open my $fh, "<:utf8", "$CONFDIR/config"	3413	open my $fh, "<:utf8", "$CONFDIR/config"
3184	or return;	3414	or return;
3185		3415
3186	local $/;	3416	local $/;
3187	*CFG = YAML::Syck::Load <$fh>;	3417	*CFG = YAML::Load <$fh>;
3188		3418
3189	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3190		3420
3191	$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};
3192	$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};
…		…
3204	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
3205	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
3206	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#
3207	(async {	3437	(async {
3208	$Coro::current->{desc} = "IDLE BUG HANDLER";	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
3209	Event::one_event;	3439	EV::loop EV::LOOP_ONESHOT;
3210	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
3211	};	3441	};
3212		3442
		3443	{
		3444	my $guard = freeze_mainloop;
3213	reload_config;	3445	reload_config;
3214	db_init;	3446	db_init;
3215	load_extensions;	3447	load_extensions;
3216		3448
3217	$TICK_WATCHER->start;	3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450	}
		3451
3218	Event::loop;	3452	EV::loop;
3219	}	3453	}
3220		3454
3221	#############################################################################	3455	#############################################################################
3222	# initialisation and cleanup	3456	# initialisation and cleanup
3223		3457
3224	# install some emergency cleanup handlers	3458	# install some emergency cleanup handlers
3225	BEGIN {	3459	BEGIN {
		3460	our %SIGWATCHER = ();
3226	for my $signal (qw(INT HUP TERM)) {	3461	for my $signal (qw(INT HUP TERM)) {
3227	Event->signal (	3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3228	reentrant => 0,
3229	data => WF_AUTOCANCEL,
3230	signal => $signal,
3231	prio => 0,
3232	cb => sub {
3233	cf::cleanup "SIG$signal";	3463	cf::cleanup "SIG$signal";
3234	},
3235	);	3464	};
3236	}	3465	}
3237	}	3466	}
3238		3467
3239	sub write_runtime {	3468	sub write_runtime_sync {
3240	my $runtime = "$LOCALDIR/runtime";	3469	my $runtime = "$LOCALDIR/runtime";
3241		3470
3242	# first touch the runtime file to show we are still running:	3471	# first touch the runtime file to show we are still running:
3243	# the fsync below can take a very very long time.	3472	# the fsync below can take a very very long time.
3244		3473
…		…
3270	and return;	3499	and return;
3271		3500
3272	warn "runtime file written.\n";	3501	warn "runtime file written.\n";
3273		3502
3274	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 };
3275	}	3547	}
3276		3548
3277	sub emergency_save() {	3549	sub emergency_save() {
3278	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3279		3551
…		…
3301	warn "end emergency map save\n";	3573	warn "end emergency map save\n";
3302		3574
3303	warn "begin emergency database checkpoint\n";	3575	warn "begin emergency database checkpoint\n";
3304	BDB::db_env_txn_checkpoint $DB_ENV;	3576	BDB::db_env_txn_checkpoint $DB_ENV;
3305	warn "end emergency database checkpoint\n";	3577	warn "end emergency database checkpoint\n";
		3578
		3579	warn "begin write uuid\n";
		3580	write_uuid_sync 1;
		3581	warn "end write uuid\n";
3306	};	3582	};
3307		3583
3308	warn "leave emergency perl save\n";	3584	warn "leave emergency perl save\n";
3309	}	3585	}
3310		3586
…		…
3312	my ($make_core) = @_;	3588	my ($make_core) = @_;
3313		3589
3314	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3315	if $make_core;	3591	if $make_core;
3316	}	3592	}
		3593
		3594	# a safer delete_package, copied from Symbol
		3595	sub clear_package($) {
		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 $RELOAD; # how many times to reload
3317		3621
3318	sub do_reload_perl() {	3622	sub do_reload_perl() {
3319	# can/must only be called in main	3623	# can/must only be called in main
3320	if ($Coro::current != $Coro::main) {	3624	if ($Coro::current != $Coro::main) {
3321	warn "can only reload from main coroutine";	3625	warn "can only reload from main coroutine";
3322	return;	3626	return;
3323	}	3627	}
3324		3628
		3629	return if $RELOAD++;
		3630
		3631	while ($RELOAD) {
3325	warn "reloading...";	3632	warn "reloading...";
3326		3633
3327	warn "entering sync_job";	3634	warn "entering sync_job";
3328		3635
3329	cf::sync_job {	3636	cf::sync_job {
3330	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3331	cf::emergency_save;	3638	cf::emergency_save;
3332	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3333		3640
3334	warn "syncing database to disk";	3641	warn "syncing database to disk";
3335	BDB::db_env_txn_checkpoint $DB_ENV;	3642	BDB::db_env_txn_checkpoint $DB_ENV;
3336		3643
3337	# 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
3338		3645
3339	warn "cancelling all WF_AUTOCANCEL watchers";
3340	for (Event::all_watchers) {
3341	$_->cancel if $_->data & WF_AUTOCANCEL;
3342	}
3343
3344	warn "flushing outstanding aio requests";	3646	warn "flushing outstanding aio requests";
3345	for (;;) {
3346	BDB::flush;
3347	IO::AIO::flush;
3348	Coro::cede;
3349	last unless IO::AIO::nreqs || BDB::nreqs;	3647	while (IO::AIO::nreqs || BDB::nreqs) {
3350	warn "iterate...";	3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3351	}
3352
3353	++$RELOAD;
3354
3355	warn "cancelling all extension coros";
3356	$_->cancel for values %EXT_CORO;
3357	%EXT_CORO = ();
3358
3359	warn "removing commands";
3360	%COMMAND = ();
3361
3362	warn "removing ext/exti commands";
3363	%EXTCMD = ();
3364	%EXTICMD = ();
3365
3366	warn "unloading/nuking all extensions";
3367	for my $pkg (@EXTS) {
3368	warn "... unloading $pkg";
3369
3370	if (my $cb = $pkg->can ("unload")) {
3371	eval {
3372	$cb->($pkg);
3373	1
3374	} or warn "$pkg unloaded, but with errors: $@";
3375	}	3649	}
3376		3650
3377	warn "... nuking $pkg";	3651	warn "cancelling all extension coros";
3378	Symbol::delete_package $pkg;	3652	$_->cancel for values %EXT_CORO;
3379	}	3653	%EXT_CORO = ();
3380		3654
3381	warn "unloading all perl modules loaded from $LIBDIR";	3655	warn "removing commands";
3382	while (my ($k, $v) = each %INC) {	3656	%COMMAND = ();
3383	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3384		3657
		3658	warn "removing ext/exti commands";
		3659	%EXTCMD = ();
		3660	%EXTICMD = ();
		3661
		3662	warn "unloading/nuking all extensions";
		3663	for my $pkg (@EXTS) {
3385	warn "... unloading $k";	3664	warn "... unloading $pkg";
3386	delete $INC{$k};
3387		3665
3388	$k =~ s/\.pm$//;
3389	$k =~ s/\//::/g;
3390
3391	if (my $cb = $k->can ("unload_module")) {	3666	if (my $cb = $pkg->can ("unload")) {
		3667	eval {
3392	$cb->();	3668	$cb->($pkg);
		3669	1
		3670	} or warn "$pkg unloaded, but with errors: $@";
		3671	}
		3672
		3673	warn "... clearing $pkg";
		3674	clear_package $pkg;
3393	}	3675	}
3394		3676
3395	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 $k;
3396	}	3692	}
3397		3693
3398	warn "getting rid of safe::, as good as possible";	3694	warn "getting rid of safe::, as good as possible";
3399	Symbol::delete_package "safe::$_"	3695	clear_package "safe::$_"
3400	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);
3401		3697
3402	warn "unloading cf.pm \"a bit\"";	3698	warn "unloading cf.pm \"a bit\"";
3403	delete $INC{"cf.pm"};	3699	delete $INC{"cf.pm"};
3404	delete $INC{"cf/pod.pm"};	3700	delete $INC{"cf/pod.pm"};
3405		3701
3406	# don't, removes xs symbols, too,	3702	# don't, removes xs symbols, too,
3407	# and global variables created in xs	3703	# and global variables created in xs
3408	#Symbol::delete_package __PACKAGE__;	3704	#clear_package __PACKAGE__;
3409		3705
3410	warn "unload completed, starting to reload now";	3706	warn "unload completed, starting to reload now";
3411		3707
3412	warn "reloading cf.pm";	3708	warn "reloading cf.pm";
3413	require cf;	3709	require cf;
3414	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3415		3711
3416	warn "loading config and database again";	3712	warn "loading config and database again";
3417	cf::reload_config;	3713	cf::reload_config;
3418		3714
3419	warn "loading extensions";	3715	warn "loading extensions";
3420	cf::load_extensions;	3716	cf::load_extensions;
3421		3717
3422	warn "reattaching attachments to objects/players";	3718	warn "reattaching attachments to objects/players";
3423	_global_reattach; # objects, sockets	3719	_global_reattach; # objects, sockets
3424	warn "reattaching attachments to maps";	3720	warn "reattaching attachments to maps";
3425	reattach $_ for values %MAP;	3721	reattach $_ for values %MAP;
3426	warn "reattaching attachments to players";	3722	warn "reattaching attachments to players";
3427	reattach $_ for values %PLAYER;	3723	reattach $_ for values %PLAYER;
3428		3724
3429	warn "leaving sync_job";	3725	warn "leaving sync_job";
3430		3726
3431	1	3727	1
3432	} or do {	3728	} or do {
3433	warn $@;	3729	warn $@;
3434	warn "error while reloading, exiting.";	3730	cf::cleanup "error while reloading, exiting.";
3435	exit 1;
3436	};	3731	};
3437		3732
3438	warn "reloaded";	3733	warn "reloaded";
		3734	--$RELOAD;
		3735	}
3439	};	3736	};
3440		3737
3441	our $RELOAD_WATCHER; # used only during reload	3738	our $RELOAD_WATCHER; # used only during reload
3442		3739
3443	sub reload_perl() {	3740	sub reload_perl() {
3444	# doing reload synchronously and two reloads happen back-to-back,	3741	# doing reload synchronously and two reloads happen back-to-back,
3445	# coro crashes during coro_state_free->destroy here.	3742	# coro crashes during coro_state_free->destroy here.
3446		3743
3447	$RELOAD_WATCHER ||= Event->timer (	3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3448	reentrant => 0,
3449	after => 0,
3450	data => WF_AUTOCANCEL,
3451	cb => sub {
3452	do_reload_perl;	3745	do_reload_perl;
3453	undef $RELOAD_WATCHER;	3746	undef $RELOAD_WATCHER;
3454	},
3455	);	3747	};
3456	}	3748	}
3457		3749
3458	register_command "reload" => sub {	3750	register_command "reload" => sub {
3459	my ($who, $arg) = @_;	3751	my ($who, $arg) = @_;
3460		3752
…		…
3473		3765
3474	our @WAIT_FOR_TICK;	3766	our @WAIT_FOR_TICK;
3475	our @WAIT_FOR_TICK_BEGIN;	3767	our @WAIT_FOR_TICK_BEGIN;
3476		3768
3477	sub wait_for_tick {	3769	sub wait_for_tick {
3478	return unless $TICK_WATCHER->is_active;
3479	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3480		3771
3481	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3482	push @WAIT_FOR_TICK, $signal;	3773	push @WAIT_FOR_TICK, $signal;
3483	$signal->wait;	3774	$signal->wait;
3484	}	3775	}
3485		3776
3486	sub wait_for_tick_begin {	3777	sub wait_for_tick_begin {
3487	return unless $TICK_WATCHER->is_active;
3488	return if $Coro::current == $Coro::main;	3778	return if tick_inhibit || $Coro::current == $Coro::main;
3489		3779
3490	my $signal = new Coro::Signal;	3780	my $signal = new Coro::Signal;
3491	push @WAIT_FOR_TICK_BEGIN, $signal;	3781	push @WAIT_FOR_TICK_BEGIN, $signal;
3492	$signal->wait;	3782	$signal->wait;
3493	}	3783	}
3494		3784
3495	$TICK_WATCHER = Event->timer (	3785	sub tick {
3496	reentrant => 0,
3497	parked => 1,
3498	prio => 0,
3499	at => $NEXT_TICK || $TICK,
3500	data => WF_AUTOCANCEL,
3501	cb => sub {
3502	if ($Coro::current != $Coro::main) {	3786	if ($Coro::current != $Coro::main) {
3503	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3504	unless ++$bug_warning > 10;	3788	unless ++$bug_warning > 10;
3505	return;	3789	return;
3506	}	3790	}
3507		3791
3508	$NOW = $tick_start = Event::time;
3509
3510	cf::server_tick; # one server iteration	3792	cf::server_tick; # one server iteration
3511		3793
3512	$RUNTIME += $TICK;
3513	$NEXT_TICK += $TICK;
3514
3515	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3516	$NEXT_RUNTIME_WRITE = $NOW + 10;	3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3517	Coro::async_pool {	3796	Coro::async_pool {
3518	$Coro::current->{desc} = "runtime saver";	3797	$Coro::current->{desc} = "runtime saver";
3519	write_runtime	3798	write_runtime_sync
3520	or warn "ERROR: unable to write runtime file: $!";	3799	or warn "ERROR: unable to write runtime file: $!";
3521	};
3522	}	3800	};
		3801	}
3523		3802
3524	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3525	$sig->send;	3804	$sig->send;
3526	}	3805	}
3527	while (my $sig = shift @WAIT_FOR_TICK) {	3806	while (my $sig = shift @WAIT_FOR_TICK) {
3528	$sig->send;	3807	$sig->send;
3529	}	3808	}
3530		3809
3531	$NOW = Event::time;	3810	$LOAD = ($NOW - $TICK_START) / $TICK;
3532
3533	# if we are delayed by four ticks or more, skip them all
3534	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3535
3536	$TICK_WATCHER->at ($NEXT_TICK);
3537	$TICK_WATCHER->start;
3538
3539	$LOAD = ($NOW - $tick_start) / $TICK;
3540	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3541		3812
3542	_post_tick;	3813	if (0) {
		3814	if ($NEXT_TICK) {
		3815	my $jitter = $TICK_START - $NEXT_TICK;
		3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3817	warn "jitter $JITTER\n";#d#
		3818	}
3543	},	3819	}
3544	);	3820	}
3545		3821
3546	{	3822	{
		3823	# configure BDB
		3824
3547	BDB::min_parallel 8;	3825	BDB::min_parallel 8;
3548	BDB::max_poll_time $TICK * 0.1;	3826	BDB::max_poll_reqs $TICK * 0.1;
3549	$BDB_POLL_WATCHER = Event->io (	3827	$AnyEvent::BDB::WATCHER->priority (1);
3550	reentrant => 0,
3551	fd => BDB::poll_fileno,
3552	poll => 'r',
3553	prio => 0,
3554	data => WF_AUTOCANCEL,
3555	cb => \&BDB::poll_cb,
3556	);
3557
3558	BDB::set_sync_prepare {
3559	my $status;
3560	my $current = $Coro::current;
3561	(
3562	sub {
3563	$status = $!;
3564	$current->ready; undef $current;
3565	},
3566	sub {
3567	Coro::schedule while defined $current;
3568	$! = $status;
3569	},
3570	)
3571	};
3572		3828
3573	unless ($DB_ENV) {	3829	unless ($DB_ENV) {
3574	$DB_ENV = BDB::db_env_create;	3830	$DB_ENV = BDB::db_env_create;
3575	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3831	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3576	| 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;
3577	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3834	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3578	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3835	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3579		3836
3580	cf::sync_job {	3837	cf::sync_job {
3581	eval {	3838	eval {
…		…
3591		3848
3592	cf::cleanup "db_env_open(db): $@" if $@;	3849	cf::cleanup "db_env_open(db): $@" if $@;
3593	};	3850	};
3594	}	3851	}
3595		3852
3596	$BDB_DEADLOCK_WATCHER = Event->timer (	3853	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3597	after => 3,
3598	interval => 1,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	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 { };
3604	},
3605	);	3855	};
3606	$BDB_CHECKPOINT_WATCHER = Event->timer (	3856	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3607	after => 11,
3608	interval => 60,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3857	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3614	},
3615	);	3858	};
3616	$BDB_TRICKLE_WATCHER = Event->timer (	3859	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3617	after => 5,
3618	interval => 10,
3619	hard => 1,
3620	prio => 0,
3621	data => WF_AUTOCANCEL,
3622	cb => sub {
3623	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3860	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3624	},
3625	);	3861	};
3626	}	3862	}
3627		3863
3628	{	3864	{
		3865	# configure IO::AIO
		3866
3629	IO::AIO::min_parallel 8;	3867	IO::AIO::min_parallel 8;
3630
3631	undef $Coro::AIO::WATCHER;
3632	IO::AIO::max_poll_time $TICK * 0.1;	3868	IO::AIO::max_poll_time $TICK * 0.1;
3633	$AIO_POLL_WATCHER = Event->io (	3869	undef $AnyEvent::AIO::WATCHER;
3634	reentrant => 0,
3635	data => WF_AUTOCANCEL,
3636	fd => IO::AIO::poll_fileno,
3637	poll => 'r',
3638	prio => 0,
3639	cb => \&IO::AIO::poll_cb,
3640	);
3641	}	3870	}
3642		3871
3643	my $_log_backtrace;	3872	my $_log_backtrace;
3644		3873
3645	sub _log_backtrace {	3874	sub _log_backtrace {

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