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/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.405 by root, Mon Dec 17 08:03:22 2007 UTC vs.
Revision 1.455 by root, Sat Sep 27 08:17:40 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 EV 1.86;	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 4.32 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
18	use Coro::EV;	40	use Coro::EV;
		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;
23	use Coro::BDB;	47	use Coro::BDB 1.6;
24	use Coro::Storable;	48	use Coro::Storable;
25	use Coro::Util ();	49	use Coro::Util ();
26		50
27	use JSON::XS 2.01 ();	51	use JSON::XS 2.01 ();
28	use BDB ();	52	use BDB ();
29	use Data::Dumper;	53	use Data::Dumper;
30	use Digest::MD5;	54	use Digest::MD5;
31	use Fcntl;	55	use Fcntl;
32	use YAML::Syck ();	56	use YAML ();
33	use IO::AIO 2.51 ();	57	use IO::AIO ();
34	use Time::HiRes;	58	use Time::HiRes;
35	use Compress::LZF;	59	use Compress::LZF;
36	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
37		63
38	# configure various modules to our taste	64	# configure various modules to our taste
39	#	65	#
40	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
41	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
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		74
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		76
51	our %COMMAND = ();	77	our %COMMAND = ();
52	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	81	our %EXTCMD = ();
56	our %EXTICMD = ();	82	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
59		85
60	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	87	our @EVENT;
62		88
63	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	90	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
74	our %RESOURCE;	103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		109
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	113	our $DB_ENV;
88		114
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		127
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
105		134
106	binmode STDOUT;	135	binmode STDOUT;
107	binmode STDERR;	136	binmode STDERR;
108		137
109	# read virtual server time, if available	138	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
114	}	143	}
115		144
116	mkdir $_	145	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		223
195	LOG llevError, $msg;	224	LOG llevError, $msg;
196	};	225	};
197	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
198		242
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	253	for my $pkg (qw(
210	cf::global cf::attachable	254	cf::global cf::attachable
211	cf::object cf::object::player	255	cf::object cf::object::player
212	cf::client cf::player	256	cf::client cf::player
213	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
214	cf::map cf::party cf::region	259	cf::party cf::region
215	)) {	260	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	262	}
219		263
220	$EV::DIED = sub {	264	$EV::DIED = sub {
221	warn "error in event callback: @_";	265	warn "error in event callback: @_";
…		…
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		308
265	sub encode_json($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
267		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
		325
268	=item cf::lock_wait $string	326	=item cf::lock_wait $string
269		327
270	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
271		329
272	=item my $lock = cf::lock_acquire $string	330	=item my $lock = cf::lock_acquire $string
…		…
299	return;#d#	357	return;#d#
300	}#d#	358	}#d#
301		359
302	# wait for lock, if any	360	# wait for lock, if any
303	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	364	Coro::schedule;
306	}	365	}
307	}	366	}
308		367
…		…
327		386
328	! ! $LOCK{$key}	387	! ! $LOCK{$key}
329	}	388	}
330		389
331	sub freeze_mainloop {	390	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
333		392
334	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	394	}
340		395
341	=item cf::periodic $interval, $cb	396	=item cf::periodic $interval, $cb
342		397
343	Like EV::periodic, but randomly selects a starting point so that the actions	398	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
398	}	453	}
399	}	454	}
400	};	455	};
401		456
402	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
403	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
404		461
405	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
406	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
407		464
…		…
444	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
446		503
447	LOG llevError, Carp::longmess "sync job";#d#	504	LOG llevError, Carp::longmess "sync job";#d#
448		505
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
452		507
453	my $busy = 1;	508	my $busy = 1;
454	my @res;	509	my @res;
455		510
…		…
466	} else {	521	} else {
467	EV::loop EV::LOOP_ONESHOT;	522	EV::loop EV::LOOP_ONESHOT;
468	}	523	}
469	}	524	}
470		525
471	$time = EV::time - $time;	526	my $time = EV::time - $time;
472		527
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
477		529
478	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
479	} else {	531	} else {
480	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
481		533
…		…
523	reset_signals;	575	reset_signals;
524	&$cb	576	&$cb
525	}, @args;	577	}, @args;
526		578
527	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
		580	}
		581
		582	=item $coin = coin_from_name $name
		583
		584	=cut
		585
		586	our %coin_alias = (
		587	"silver" => "silvercoin",
		588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
528	}	607	}
529		608
530	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
531		610
532	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
671		750
672	#############################################################################	751	#############################################################################
673		752
674	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
675		754
676	Many objects in crossfire are so-called attachable objects. That means you can	755	Many objects in deliantra are so-called attachable objects. That means you can
677	attach callbacks/event handlers (a collection of which is called an "attachment")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
678	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
679		758
680	In the following description, CLASS can be any of C<global>, C<object>	759	In the following description, CLASS can be any of C<global>, C<object>
681	C<player>, C<client> or C<map> (i.e. the attachable objects in	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
731	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
732		811
733	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
735		814
736	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
737	that are attached at load/instantiate time, thus the need for a name.	816	that are attached at load/instantiate time, thus the need for a name.
738		817
739	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
740		819
741	=over 4	820	=over 4
…		…
969	}	1048	}
970		1049
971	0	1050	0
972	}	1051	}
973		1052
974	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
975		1054
976	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
977		1056
978	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
979		1058
…		…
1032		1111
1033	sub reattach {	1112	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1114	my ($obj) = @_;
1036		1115
		1116	# no longer needed after getting rid of delete_package?
1037	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1038		1118
1039	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
1040		1120
1041	@$registry = ();	1121	@$registry = ();
1042		1122
…		…
1088	utf8::decode (my $decname = $filename);	1168	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1091		1171
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1096	close $fh;	1176	aio_close $fh;
1097		1177
1098	if (@$objs) {	1178	if (@$objs) {
1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1100	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1103	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1104	close $fh;	1184	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1186	}
1107	} else {	1187	} else {
1108	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1109	}	1189	}
…		…
1278		1358
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1361
1282	$ext{source} =	1362	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1284	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1285	. $source	1365	. $source
1286	. "\n};\n1";	1366	. "\n};\n1";
1287		1367
1288	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1304	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1305	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1306		1386
1307	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1308	warn $msg;	1388	warn $msg;
1309	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1310	exit 1;
1311	}	1390	}
1312		1391
1313	warn $msg;	1392	warn $msg;
1314	}	1393	}
1315		1394
…		…
1329		1408
1330	=back	1409	=back
1331		1410
1332	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1333		1412
1334	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1335		1414
1336	=cut	1415	=cut
1337		1416
1338	package cf::player;	1417	package cf::player;
1339		1418
…		…
1382		1461
1383	sub exists($) {	1462	sub exists($) {
1384	my ($login) = @_;	1463	my ($login) = @_;
1385		1464
1386	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1388	}	1467	}
1389		1468
1390	sub find($) {	1469	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1471	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1483	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1484	or return;
1406		1485
1407	my $pl = cf::player::load_pl $f	1486	my $pl = cf::player::load_pl $f
1408	or return;	1487	or return;
		1488
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1489	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1490	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1412	}	1492	}
1413	}	1493	}
…		…
1423		1503
1424	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1425		1505
1426	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1427	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
		1508
		1509	cf::get_slot 0.01;
1428		1510
1429	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1512	cf::cede_to_tick;
1431	}	1513	}
1432		1514
…		…
1464	my ($pl) = @_;	1546	my ($pl) = @_;
1465		1547
1466	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1467		1549
1468	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1469	$pl->password ("*"); # this should lock out the player until we nuked the dir	1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1470		1552
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1472	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1474	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1475		1559
1476	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1516		1600
1517	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
1518	my $path = path $login;	1602	my $path = path $login;
1519		1603
1520	# a .pst is a dead give-away for a valid player	1604	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1610	}
1526		1611
…		…
1557	}	1642	}
1558		1643
1559	\@paths	1644	\@paths
1560	}	1645	}
1561		1646
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1648
1564	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654		1650
1655	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1656		1652
1657	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1658		1654
…		…
1725	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1727		1723
1728	sub generate_random_map {	1724	sub generate_random_map {
1729	my ($self, $rmp) = @_;	1725	my ($self, $rmp) = @_;
		1726
		1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1728
1730	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1731	$self->_create_random_map (	1730	$self->_create_random_map (
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1856		1855
1857	# the temporary/swap location	1856	# the temporary/swap location
1858	sub save_path {	1857	sub save_path {
1859	my ($self) = @_;	1858	my ($self) = @_;
1860		1859
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1863	}	1862	}
1864		1863
1865	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1866	sub uniq_path {	1865	sub uniq_path {
1867	my ($self) = @_;	1866	my ($self) = @_;
1868		1867
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1871	}	1870	}
1872		1871
1873	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1874	# all maps in C++...	1873	# all maps in C++...
…		…
1972		1971
1973	cf::lock_wait "map_data:$path";#d#remove	1972	cf::lock_wait "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1975		1974
1976	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1977	my $guard2 = cf::lock_acquire "map_find:$path";
1979		1978
1980	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1981	or return;	1980	or return;
1982		1981
1983	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
…		…
1986	or return;	1985	or return;
1987		1986
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
1991	undef $guard1;	1991	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	1992	$map->reset;
1994	return find $path;	1993	return find $path;
1995	}	1994	}
1996		1995
1997	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
…		…
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2023	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2024	$f->skip_block;
2026	$self->_load_objects ($f)	2025	$self->_load_objects ($f)
2027	or return;	2026	or return;
2028		2027
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
2030	if delete $self->{load_original};	2029	if delete $self->{load_original};
2031		2030
2032	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2032	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2033	unless (aio_stat $uniq) {
…		…
2060	}	2059	}
2061		2060
2062	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
2064		2063
2065	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
2066	}	2065	}
2067		2066
2068	$self->post_load;	2067	$self->post_load;
2069	}	2068	}
2070		2069
…		…
2128	my ($path, $origin, $load) = @_;	2127	my ($path, $origin, $load) = @_;
2129		2128
2130	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
2131		2130
2132	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2134	}	2133	}
2135		2134
2136	$MAP_PREFETCH{$path} |= $load;	2135	$MAP_PREFETCH{$path} |= $load;
2137		2136
2138	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
…		…
2175	cf::async {	2174	cf::async {
2176	$Coro::current->{desc} = "map player save";	2175	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2178	};	2177	};
2179		2178
		2179	cf::get_slot 0.02;
		2180
2180	if ($uniq) {	2181	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2184	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2192	$self->save;	2193	$self->save;
2193		2194
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2196
2196	return if $self->players;	2197	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2198	return if $self->{deny_save};	2199	return if $self->{deny_save};
2199		2200
2200	$self->in_memory (cf::MAP_SWAPPED);	2201	$self->in_memory (cf::MAP_SWAPPED);
2201		2202
2202	$self->deactivate;	2203	$self->deactivate;
…		…
2320		2321
2321	sub unique_maps() {	2322	sub unique_maps() {
2322	[	2323	[
2323	map {	2324	map {
2324	utf8::decode $_;	2325	utf8::decode $_;
2325	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2326	? normalise $_	2329	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2331	]
2330	}	2332	}
2331		2333
2332	package cf;
2333
2334	=back	2334	=back
2335		2335
2336	=head3 cf::object	2336	=head3 cf::object
2337		2337
2338	=cut	2338	=cut
…		…
2341		2341
2342	=over 4	2342	=over 4
2343		2343
2344	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2345		2345
2346	Returns the inventory of the object _and_ their inventories, recursively.	2346	Returns the inventory of the object I<and> their inventories, recursively,
		2347	but I<not> the object itself.
2347		2348
2348	=cut	2349	=cut
2349		2350
2350	sub inv_recursive_;	2351	sub inv_recursive_;
2351	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2357	}	2358	}
2358		2359
2359	=item $ref = $ob->ref	2360	=item $ref = $ob->ref
2360		2361
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2362	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2363
2363	=item $ob = cf::object::deref ($refstring)	2364	=item $ob = cf::object::deref ($refstring)
2364		2365
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366	even if the object actually exists. May block.	2367	even if the object actually exists. May block.
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2399	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2400		2401
2401	=cut	2402	=cut
2402		2403
		2404	our $SAY_CHANNEL = {
		2405	id => "say",
		2406	title => "Map",
		2407	reply => "say ",
		2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2409	};
		2410
		2411	our $CHAT_CHANNEL = {
		2412	id => "chat",
		2413	title => "Chat",
		2414	reply => "chat ",
		2415	tooltip => "Player chat and shouts, global to the server.",
		2416	};
		2417
2403	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2419	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2420	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2422	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2435
2421	} else {	2436	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2439	}
2425	}	2440	}
2426	}	2441	}
2427		2442
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2468
2454	=item $player_object->enter_link	2469	=item $player_object->enter_link
2455		2470
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2471	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2472
2458	The player should be reasonably safe there for short amounts of time. You	2473	The player should be reasonably safe there for short amounts of time (e.g.
2459	I<MUST> call C<leave_link> as soon as possible, though.	2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2475	though, as the palyer cannot control the character while it is on the link
		2476	map.
2460		2477
2461	Will never block.	2478	Will never block.
2462		2479
2463	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2464		2481
…		…
2522		2539
2523	$map->load;	2540	$map->load;
2524	$map->load_neighbours;	2541	$map->load_neighbours;
2525		2542
2526	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2527	$self->activate_recursive;	2545	$self->activate_recursive;
2528		2546
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2531	}	2549	}
…		…
2535	Moves the player to the given map-path and coordinates by first freezing	2553	Moves the player to the given map-path and coordinates by first freezing
2536	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2537	that has to return the map if sucecssful, and then unfreezes the player on	2555	that has to return the map if sucecssful, and then unfreezes the player on
2538	the new (success) or old (failed) map position. In either case, $done will	2556	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2557	be called at the end of this process.
		2558
		2559	Note that $check will be called with a potentially non-loaded map, so if
		2560	it needs a loaded map it has to call C<< ->load >>.
2540		2561
2541	=cut	2562	=cut
2542		2563
2543	our $GOTOGEN;	2564	our $GOTOGEN;
2544		2565
…		…
2623	}	2644	}
2624		2645
2625	sub prepare_random_map {	2646	sub prepare_random_map {
2626	my ($exit) = @_;	2647	my ($exit) = @_;
2627		2648
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2651	# that depends on the exit object
2633		2652
2634	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2655	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2641	}	2662	}
2642		2663
2643	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2644		2665
2645	my $data = cf::encode_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2648		2669
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2672	undef $fh;
2652	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2653		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2656	}	2681	}
2657	}	2682	}
2658		2683
2659	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2661		2686
2662	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2663		2688
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2689	$self->enter_link;
2676		2690
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2691	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2692	$Coro::current->{desc} = "enter_exit";
2683		2693
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2694	unless (eval {
		2695	$self->deactivate_recursive; # just to be sure
		2696
		2697	# random map handling
		2698	{
		2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2700
		2701	prepare_random_map $exit
		2702	if $exit->slaying eq "/!";
		2703	}
		2704
		2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2706	my $x = $exit->stats->hp;
		2707	my $y = $exit->stats->sp;
		2708
2686	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2687		2710
		2711	# if exit is damned, update players death & WoR home-position
		2712	$self->contr->savebed ($map, $x, $y)
		2713	if $exit->flag (cf::FLAG_DAMNED);
		2714
2688	1;	2715	1
2689	}) {	2716	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "I'll try to bring you back to the map you were before. "	2718	. "I'll try to bring you back to the map you were before. "
2692	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2694		2721
2695	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2761	id => "infobox",	2788	id => "infobox",
2762	title => "Body Parts",	2789	title => "Body Parts",
2763	reply => undef,	2790	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	2791	tooltip => "Shows which body parts you posess and are available",
2765	},	2792	},
		2793	"c/skills" => {
		2794	id => "infobox",
		2795	title => "Skills",
		2796	reply => undef,
		2797	tooltip => "Shows your experience per skill and item power",
		2798	},
2766	"c/uptime" => {	2799	"c/uptime" => {
2767	id => "infobox",	2800	id => "infobox",
2768	title => "Uptime",	2801	title => "Uptime",
2769	reply => undef,	2802	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	2803	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	2806	id => "infobox",
2774	title => "Map Info",	2807	title => "Map Info",
2775	reply => undef,	2808	reply => undef,
2776	tooltip => "Information related to the maps",	2809	tooltip => "Information related to the maps",
2777	},	2810	},
		2811	"c/party" => {
		2812	id => "party",
		2813	title => "Party",
		2814	reply => "gsay ",
		2815	tooltip => "Messages and chat related to your party",
		2816	},
2778	);	2817	);
2779		2818
2780	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2782		2821
2783	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2784		2824
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		2826
2787	# check predefined channels, for the benefit of C	2827	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	2828	if ($CHANNEL{$channel}) {
…		…
2809	if ($self->can_msg) {	2849	if ($self->can_msg) {
2810	# default colour, mask it out	2850	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2813		2853
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2857	);
		2858
		2859	# try lzf for large packets
		2860	$pkt = "lzf " . Compress::LZF::compress $pkt
		2861	if 1024 <= length $pkt and $self->{can_lzf};
		2862
		2863	# split very large packets
		2864	if (8192 < length $pkt and $self->{can_lzf}) {
		2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2866	$pkt = "frag";
		2867	}
		2868
		2869	$self->send_packet ($pkt);
2816	} else {	2870	} else {
2817	if ($color >= 0) {	2871	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {	2873	for ($msg) {
2820	1 while	2874	1 while
…		…
3019		3073
3020	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
3021		3075
3022	cf::object	3076	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3077	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
3025		3079
3026	cf::object::player	3080	cf::object::player
3027	player	3081	player
3028		3082
3029	cf::player	3083	cf::player
…		…
3034		3088
3035	=cut	3089	=cut
3036		3090
3037	for (	3091	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3093	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3094	decrease split destroy change_exp)],
3041	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
3043	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
3044	) {	3098	) {
3045	no strict 'refs';	3099	no strict 'refs';
…		…
3218	$RESOURCE{$name} = $info;	3272	$RESOURCE{$name} = $info;
3219	}	3273	}
3220		3274
3221	cf::cede_to_tick;	3275	cf::cede_to_tick;
3222	}	3276	}
3223
3224	if (my $soundconf = delete $res->{"res/sound.conf"}) {
3225	$soundconf = $enc->decode (delete $soundconf->{data});
3226
3227	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3228	my $sound = $soundconf->{compat}[$_]
3229	or next;
3230
3231	my $face = cf::face::find "sound/$sound->[1]";
3232	cf::sound::set $sound->[0] => $face;
3233	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3234	}
3235
3236	while (my ($k, $v) = each %{$soundconf->{event}}) {
3237	my $face = cf::face::find "sound/$v";
3238	cf::sound::set $k => $face;
3239	}
3240	}
3241	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3242		3280
3243	1	3281	1
3244	}	3282	}
		3283
		3284	cf::global->attach (on_resource_update => sub {
		3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3287
		3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3289	my $sound = $soundconf->{compat}[$_]
		3290	or next;
		3291
		3292	my $face = cf::face::find "sound/$sound->[1]";
		3293	cf::sound::set $sound->[0] => $face;
		3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3295	}
		3296
		3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3298	my $face = cf::face::find "sound/$v";
		3299	cf::sound::set $k => $face;
		3300	}
		3301	}
		3302	});
3245		3303
3246	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
3247	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
3248		3306
3249	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
3250	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
3251	}	3309	}
3252	};	3310	};
		3311
		3312	sub load_resource_file($) {
		3313	my $guard = lock_acquire "load_resource_file";
		3314
		3315	my $status = load_resource_file_ $_[0];
		3316	get_slot 0.1, 100;
		3317	cf::arch::commit_load;
		3318
		3319	$status
		3320	}
3253		3321
3254	sub reload_regions {	3322	sub reload_regions {
3255	# HACK to clear player env face cache, we need some signal framework	3323	# HACK to clear player env face cache, we need some signal framework
3256	# for this (global event?)	3324	# for this (global event?)
3257	%ext::player_env::MUSIC_FACE_CACHE = ();	3325	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3271	}	3339	}
3272		3340
3273	sub reload_archetypes {	3341	sub reload_archetypes {
3274	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
3275	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
3276	#d# NEED to laod twice to resolve forward references
3277	# this really needs to be done in an extra post-pass
3278	# (which needs to be synchronous, so solve it differently)
3279	load_resource_file "$DATADIR/archetypes"
3280	or die "unable to load archetypes\n";
3281	}	3344	}
3282		3345
3283	sub reload_treasures {	3346	sub reload_treasures {
3284	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
3285	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
3286	}	3349	}
3287		3350
3288	sub reload_resources {	3351	sub reload_resources {
3289	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
3290		3353
		3354	reload_facedata;
		3355	reload_archetypes;
3291	reload_regions;	3356	reload_regions;
3292	reload_facedata;
3293	#reload_archetypes;#d#
3294	reload_archetypes;
3295	reload_treasures;	3357	reload_treasures;
3296		3358
3297	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
3298	}
3299
3300	sub init {
3301	reload_resources;
3302	}	3360	}
3303		3361
3304	sub reload_config {	3362	sub reload_config {
3305	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
3306	or return;	3364	or return;
3307		3365
3308	local $/;	3366	local $/;
3309	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
3310		3368
3311	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3312		3370
3313	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3314	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3320	};	3378	};
3321	warn $@ if $@;	3379	warn $@ if $@;
3322	}	3380	}
3323	}	3381	}
3324		3382
		3383	sub pidfile() {
		3384	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3385	or die "$PIDFILE: $!";
		3386	flock $fh, &Fcntl::LOCK_EX
		3387	or die "$PIDFILE: flock: $!";
		3388	$fh
		3389	}
		3390
		3391	# make sure only one server instance is running at any one time
		3392	sub atomic {
		3393	my $fh = pidfile;
		3394
		3395	my $pid = <$fh>;
		3396	kill 9, $pid if $pid > 0;
		3397
		3398	seek $fh, 0, 0;
		3399	print $fh $$;
		3400	}
		3401
3325	sub main {	3402	sub main {
		3403	cf::init_globals; # initialise logging
		3404
		3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3409
		3410	cf::init_experience;
		3411	cf::init_anim;
		3412	cf::init_attackmess;
		3413	cf::init_dynamic;
		3414	cf::init_block;
		3415
		3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417
3326	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3327	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3328	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3329	(async {	3421	(async {
3330	$Coro::current->{desc} = "IDLE BUG HANDLER";	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
3331	EV::loop EV::LOOP_ONESHOT;	3423	EV::loop EV::LOOP_ONESHOT;
3332	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3333	};	3425	};
3334		3426
		3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
3335	reload_config;	3431	reload_config;
3336	db_init;	3432	db_init;
		3433
		3434	cf::load_settings;
		3435	cf::load_materials;
		3436	cf::init_uuid;
		3437	cf::init_signals;
		3438	cf::init_commands;
		3439	cf::init_skills;
		3440
		3441	cf::init_beforeplay;
		3442
		3443	atomic;
		3444
3337	load_extensions;	3445	load_extensions;
3338		3446
3339	$TICK_WATCHER->start;	3447	utime time, time, $RUNTIMEFILE;
3340	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3448
		3449	# no (long-running) fork's whatsoever before this point(!)
		3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3451
		3452	(pop @POST_INIT)->(0) while @POST_INIT;
		3453	};
		3454
3341	EV::loop;	3455	EV::loop;
3342	}	3456	}
3343		3457
3344	#############################################################################	3458	#############################################################################
3345	# initialisation and cleanup	3459	# initialisation and cleanup
…		…
3352	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3353	};	3467	};
3354	}	3468	}
3355	}	3469	}
3356		3470
3357	sub write_runtime {	3471	sub write_runtime_sync {
3358	my $runtime = "$LOCALDIR/runtime";
3359
3360	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3361	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3362		3474
3363	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3364		3476
3365	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3366		3478
3367	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3368	or return;	3480	or return;
3369		3481
3370	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3371	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3372	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3382	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3383		3495
3384	close $fh	3496	close $fh
3385	or return;	3497	or return;
3386		3498
3387	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3388	and return;	3500	and return;
3389		3501
3390	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3391		3503
3392	1	3504	1
		3505	}
		3506
		3507	our $uuid_lock;
		3508	our $uuid_skip;
		3509
		3510	sub write_uuid_sync($) {
		3511	$uuid_skip ||= $_[0];
		3512
		3513	return if $uuid_lock;
		3514	local $uuid_lock = 1;
		3515
		3516	my $uuid = "$LOCALDIR/uuid";
		3517
		3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3519	or return;
		3520
		3521	my $value = uuid_seq uuid_cur;
		3522
		3523	unless ($value) {
		3524	warn "cowardly refusing to write zero uuid value!\n";
		3525	return;
		3526	}
		3527
		3528	my $value = uuid_str $value + $uuid_skip;
		3529	$uuid_skip = 0;
		3530
		3531	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3532	and return;
		3533
		3534	# always fsync - this file is important
		3535	aio_fsync $fh
		3536	and return;
		3537
		3538	close $fh
		3539	or return;
		3540
		3541	aio_rename "$uuid~", $uuid
		3542	and return;
		3543
		3544	warn "uuid file written ($value).\n";
		3545
		3546	1
		3547
		3548	}
		3549
		3550	sub write_uuid($$) {
		3551	my ($skip, $sync) = @_;
		3552
		3553	$sync ? write_uuid_sync $skip
		3554	: async { write_uuid_sync $skip };
3393	}	3555	}
3394		3556
3395	sub emergency_save() {	3557	sub emergency_save() {
3396	my $freeze_guard = cf::freeze_mainloop;	3558	my $freeze_guard = cf::freeze_mainloop;
3397		3559
…		…
3419	warn "end emergency map save\n";	3581	warn "end emergency map save\n";
3420		3582
3421	warn "begin emergency database checkpoint\n";	3583	warn "begin emergency database checkpoint\n";
3422	BDB::db_env_txn_checkpoint $DB_ENV;	3584	BDB::db_env_txn_checkpoint $DB_ENV;
3423	warn "end emergency database checkpoint\n";	3585	warn "end emergency database checkpoint\n";
		3586
		3587	warn "begin write uuid\n";
		3588	write_uuid_sync 1;
		3589	warn "end write uuid\n";
3424	};	3590	};
3425		3591
3426	warn "leave emergency perl save\n";	3592	warn "leave emergency perl save\n";
3427	}	3593	}
3428		3594
3429	sub post_cleanup {	3595	sub post_cleanup {
3430	my ($make_core) = @_;	3596	my ($make_core) = @_;
3431		3597
3432	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3433	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
3434	}	3629	}
3435		3630
3436	sub do_reload_perl() {	3631	sub do_reload_perl() {
3437	# can/must only be called in main	3632	# can/must only be called in main
3438	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3439	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3440	return;	3635	return;
3441	}	3636	}
3442		3637
		3638	return if $RELOAD++;
		3639
		3640	while ($RELOAD) {
3443	warn "reloading...";	3641	warn "reloading...";
3444		3642
3445	warn "entering sync_job";	3643	warn "entering sync_job";
3446		3644
3447	cf::sync_job {	3645	cf::sync_job {
3448	cf::write_runtime; # external watchdog should not bark	3646	cf::write_runtime_sync; # external watchdog should not bark
3449	cf::emergency_save;	3647	cf::emergency_save;
3450	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3451		3649
3452	warn "syncing database to disk";	3650	warn "syncing database to disk";
3453	BDB::db_env_txn_checkpoint $DB_ENV;	3651	BDB::db_env_txn_checkpoint $DB_ENV;
3454		3652
3455	# if anything goes wrong in here, we should simply crash as we already saved	3653	# if anything goes wrong in here, we should simply crash as we already saved
3456		3654
3457	warn "flushing outstanding aio requests";	3655	warn "flushing outstanding aio requests";
3458	for (;;) {
3459	BDB::flush;
3460	IO::AIO::flush;
3461	Coro::cede_notself;
3462	last unless IO::AIO::nreqs || BDB::nreqs;	3656	while (IO::AIO::nreqs || BDB::nreqs) {
3463	warn "iterate...";	3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3464	}
3465
3466	++$RELOAD;
3467
3468	warn "cancelling all extension coros";
3469	$_->cancel for values %EXT_CORO;
3470	%EXT_CORO = ();
3471
3472	warn "removing commands";
3473	%COMMAND = ();
3474
3475	warn "removing ext/exti commands";
3476	%EXTCMD = ();
3477	%EXTICMD = ();
3478
3479	warn "unloading/nuking all extensions";
3480	for my $pkg (@EXTS) {
3481	warn "... unloading $pkg";
3482
3483	if (my $cb = $pkg->can ("unload")) {
3484	eval {
3485	$cb->($pkg);
3486	1
3487	} or warn "$pkg unloaded, but with errors: $@";
3488	}	3658	}
3489		3659
3490	warn "... nuking $pkg";	3660	warn "cancelling all extension coros";
3491	Symbol::delete_package $pkg;	3661	$_->cancel for values %EXT_CORO;
3492	}	3662	%EXT_CORO = ();
3493		3663
3494	warn "unloading all perl modules loaded from $LIBDIR";	3664	warn "removing commands";
3495	while (my ($k, $v) = each %INC) {	3665	%COMMAND = ();
3496	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3497		3666
		3667	warn "removing ext/exti commands";
		3668	%EXTCMD = ();
		3669	%EXTICMD = ();
		3670
		3671	warn "unloading/nuking all extensions";
		3672	for my $pkg (@EXTS) {
3498	warn "... unloading $k";	3673	warn "... unloading $pkg";
3499	delete $INC{$k};
3500		3674
3501	$k =~ s/\.pm$//;
3502	$k =~ s/\//::/g;
3503
3504	if (my $cb = $k->can ("unload_module")) {	3675	if (my $cb = $pkg->can ("unload")) {
		3676	eval {
3505	$cb->();	3677	$cb->($pkg);
		3678	1
		3679	} or warn "$pkg unloaded, but with errors: $@";
		3680	}
		3681
		3682	warn "... clearing $pkg";
		3683	clear_package $pkg;
3506	}	3684	}
3507		3685
3508	Symbol::delete_package $k;	3686	warn "unloading all perl modules loaded from $LIBDIR";
		3687	while (my ($k, $v) = each %INC) {
		3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3689
		3690	warn "... unloading $k";
		3691	delete $INC{$k};
		3692
		3693	$k =~ s/\.pm$//;
		3694	$k =~ s/\//::/g;
		3695
		3696	if (my $cb = $k->can ("unload_module")) {
		3697	$cb->();
		3698	}
		3699
		3700	clear_package $k;
3509	}	3701	}
3510		3702
3511	warn "getting rid of safe::, as good as possible";	3703	warn "getting rid of safe::, as good as possible";
3512	Symbol::delete_package "safe::$_"	3704	clear_package "safe::$_"
3513	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3705	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3514		3706
3515	warn "unloading cf.pm \"a bit\"";	3707	warn "unloading cf.pm \"a bit\"";
3516	delete $INC{"cf.pm"};	3708	delete $INC{"cf.pm"};
3517	delete $INC{"cf/pod.pm"};	3709	delete $INC{"cf/pod.pm"};
3518		3710
3519	# don't, removes xs symbols, too,	3711	# don't, removes xs symbols, too,
3520	# and global variables created in xs	3712	# and global variables created in xs
3521	#Symbol::delete_package __PACKAGE__;	3713	#clear_package __PACKAGE__;
3522		3714
3523	warn "unload completed, starting to reload now";	3715	warn "unload completed, starting to reload now";
3524		3716
3525	warn "reloading cf.pm";	3717	warn "reloading cf.pm";
3526	require cf;	3718	require cf;
3527	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3528		3720
3529	warn "loading config and database again";	3721	warn "loading config and database again";
3530	cf::reload_config;	3722	cf::reload_config;
3531		3723
3532	warn "loading extensions";	3724	warn "loading extensions";
3533	cf::load_extensions;	3725	cf::load_extensions;
3534		3726
3535	warn "reattaching attachments to objects/players";	3727	warn "reattaching attachments to objects/players";
3536	_global_reattach; # objects, sockets	3728	_global_reattach; # objects, sockets
3537	warn "reattaching attachments to maps";	3729	warn "reattaching attachments to maps";
3538	reattach $_ for values %MAP;	3730	reattach $_ for values %MAP;
3539	warn "reattaching attachments to players";	3731	warn "reattaching attachments to players";
3540	reattach $_ for values %PLAYER;	3732	reattach $_ for values %PLAYER;
3541		3733
		3734	warn "running post_load";
		3735	(pop @POST_INIT)->(1) while @POST_INIT;
		3736
3542	warn "leaving sync_job";	3737	warn "leaving sync_job";
3543		3738
3544	1	3739	1
3545	} or do {	3740	} or do {
3546	warn $@;	3741	warn $@;
3547	warn "error while reloading, exiting.";	3742	cf::cleanup "error while reloading, exiting.";
3548	exit 1;
3549	};	3743	};
3550		3744
3551	warn "reloaded";	3745	warn "reloaded";
		3746	--$RELOAD;
		3747	}
3552	};	3748	};
3553		3749
3554	our $RELOAD_WATCHER; # used only during reload	3750	our $RELOAD_WATCHER; # used only during reload
3555		3751
3556	sub reload_perl() {	3752	sub reload_perl() {
3557	# doing reload synchronously and two reloads happen back-to-back,	3753	# doing reload synchronously and two reloads happen back-to-back,
3558	# coro crashes during coro_state_free->destroy here.	3754	# coro crashes during coro_state_free->destroy here.
3559		3755
3560	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
		3757	do_reload_perl;
3561	undef $RELOAD_WATCHER;	3758	undef $RELOAD_WATCHER;
3562	do_reload_perl;
3563	};	3759	};
3564	}	3760	}
3565		3761
3566	register_command "reload" => sub {	3762	register_command "reload" => sub {
3567	my ($who, $arg) = @_;	3763	my ($who, $arg) = @_;
…		…
3581		3777
3582	our @WAIT_FOR_TICK;	3778	our @WAIT_FOR_TICK;
3583	our @WAIT_FOR_TICK_BEGIN;	3779	our @WAIT_FOR_TICK_BEGIN;
3584		3780
3585	sub wait_for_tick {	3781	sub wait_for_tick {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3782	return if tick_inhibit || $Coro::current == $Coro::main;
3588		3783
3589	my $signal = new Coro::Signal;	3784	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK, $signal;	3785	push @WAIT_FOR_TICK, $signal;
3591	$signal->wait;	3786	$signal->wait;
3592	}	3787	}
3593		3788
3594	sub wait_for_tick_begin {	3789	sub wait_for_tick_begin {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	3790	return if tick_inhibit || $Coro::current == $Coro::main;
3597		3791
3598	my $signal = new Coro::Signal;	3792	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK_BEGIN, $signal;	3793	push @WAIT_FOR_TICK_BEGIN, $signal;
3600	$signal->wait;	3794	$signal->wait;
3601	}	3795	}
3602		3796
3603	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3797	sub tick {
3604	if ($Coro::current != $Coro::main) {	3798	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	3800	unless ++$bug_warning > 10;
3607	return;	3801	return;
3608	}	3802	}
3609		3803
3610	$NOW = $tick_start = EV::now;
3611
3612	cf::server_tick; # one server iteration	3804	cf::server_tick; # one server iteration
3613
3614	$RUNTIME += $TICK;
3615	$NEXT_TICK = $_[0]->at;
3616		3805
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	3808	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	3809	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	3810	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	3811	or warn "ERROR: unable to write runtime file: $!";
3623	};	3812	};
3624	}	3813	}
3625		3814
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3628	}	3817	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	3818	while (my $sig = shift @WAIT_FOR_TICK) {
3630	$sig->send;	3819	$sig->send;
3631	}	3820	}
3632		3821
3633	$LOAD = ($NOW - $tick_start) / $TICK;	3822	$LOAD = ($NOW - $TICK_START) / $TICK;
3634	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3635		3824
3636	_post_tick;	3825	if (0) {
3637	};	3826	if ($NEXT_TICK) {
3638	$TICK_WATCHER->priority (EV::MAXPRI);	3827	my $jitter = $TICK_START - $NEXT_TICK;
		3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3829	warn "jitter $JITTER\n";#d#
		3830	}
		3831	}
		3832	}
3639		3833
3640	{	3834	{
3641	# configure BDB	3835	# configure BDB
3642		3836
3643	BDB::min_parallel 8;	3837	BDB::min_parallel 8;
3644	BDB::max_poll_reqs $TICK * 0.1;	3838	BDB::max_poll_reqs $TICK * 0.1;
3645	$Coro::BDB::WATCHER->priority (1);	3839	$AnyEvent::BDB::WATCHER->priority (1);
3646		3840
3647	unless ($DB_ENV) {	3841	unless ($DB_ENV) {
3648	$DB_ENV = BDB::db_env_create;	3842	$DB_ENV = BDB::db_env_create;
3649	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3650	| BDB::LOG_AUTOREMOVE, 1);	3844	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3845	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3651	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3846	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3652	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3847	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3653		3848
3654	cf::sync_job {	3849	cf::sync_job {
3655	eval {	3850	eval {
…		…
3681	{	3876	{
3682	# configure IO::AIO	3877	# configure IO::AIO
3683		3878
3684	IO::AIO::min_parallel 8;	3879	IO::AIO::min_parallel 8;
3685	IO::AIO::max_poll_time $TICK * 0.1;	3880	IO::AIO::max_poll_time $TICK * 0.1;
3686	$Coro::AIO::WATCHER->priority (1);	3881	undef $AnyEvent::AIO::WATCHER;
3687	}	3882	}
3688		3883
3689	my $_log_backtrace;	3884	my $_log_backtrace;
3690		3885
3691	sub _log_backtrace {	3886	sub _log_backtrace {
…		…
3694	$msg =~ s/\n//;	3889	$msg =~ s/\n//;
3695		3890
3696	# limit the # of concurrent backtraces	3891	# limit the # of concurrent backtraces
3697	if ($_log_backtrace < 2) {	3892	if ($_log_backtrace < 2) {
3698	++$_log_backtrace;	3893	++$_log_backtrace;
		3894	my $perl_bt = Carp::longmess $msg;
3699	async {	3895	async {
3700	$Coro::current->{desc} = "abt $msg";	3896	$Coro::current->{desc} = "abt $msg";
3701		3897
3702	my @bt = fork_call {	3898	my @bt = fork_call {
3703	@addr = map { sprintf "%x", $_ } @addr;	3899	@addr = map { sprintf "%x", $_ } @addr;
…		…
3714	}	3910	}
3715		3911
3716	@funcs	3912	@funcs
3717	};	3913	};
3718		3914
3719	LOG llevInfo, "[ABT] $msg\n";	3915	LOG llevInfo, "[ABT] $perl_bt\n";
		3916	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3720	LOG llevInfo, "[ABT] $_\n" for @bt;	3917	LOG llevInfo, "[ABT] $_\n" for @bt;
3721	--$_log_backtrace;	3918	--$_log_backtrace;
3722	};	3919	};
3723	} else {	3920	} else {
3724	LOG llevInfo, "[ABT] $msg\n";	3921	LOG llevInfo, "[ABT] $msg\n";

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